1 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
3 * function.c (purge_addressof_1): Add missing return values.
5 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
7 * function.c (is_addressof): New function. Returns true if
8 the given piece of RTL is an ADDRESSOF.
9 (purge_addressof_1): Make boolean. Return false if the
10 ADDRESSOFs could not be purged.
11 (purge_addressof): If ADDRESSOFs could not be purged from the
12 notes attached to an insn, remove the offending note(s),
13 unless they are attached to a libcall.
15 1999-11-05 Andreas Jaeger <aj@suse.de>
17 * genoutput.c (null_operand =): Initialize all fields.
19 * errors.h: Add extern to prototypes.
21 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
23 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
26 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
28 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
29 (mirror_conflicts): New function.
30 (global_alloc): Call it.
31 (expand_preferences): Remove redundant CONFLICTP test.
32 (find_reg, dump_conflicts): Likewise.
33 (prune_preferences): Process conflicts one word at a time.
35 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
37 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
38 instead of an explicit loop.
40 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
42 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
43 if REG_RETVAL check succeeds, then put classp in src_elt.
45 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
47 * function.c (pad_to_arg_alignment): Only update argument_pad
48 if the argument's alignment is greater than STACK_BOUNDARY.
50 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
52 * bitmap.h (BITMAP_XFREE): New.
53 * flow.c (life_analysis): Use it.
54 (life_analysis_1): Free blocks.
56 * combine.c (undo_commit): New.
57 (try_combine): Use it. Don't zap undobuf.undos.
58 (combine_instructions): Don't zap undobuf.undos; free the
61 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
63 * stmt.c (cost_table_): New.
64 (estimate_case_costs): Use it instead of xmalloc.
66 * toplev.c (compile_file): Reuse dumpname memory instead
69 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
71 * reg-stack.c (convert_regs_1): Initialize target_stack->top
72 after verifying an EH edge.
74 * haifa-sched.c (init_rgn_data_dependences): Correctly
75 size bb_pending_lists_length when zeroing.
77 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
79 * function.c (diddle_return_value): New.
80 (expand_function_end): Use it.
81 * stmt.c (expand_null_return): Likewise.
82 (expand_value_return): Likewise.
84 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
86 * reload1.c (reload): Don't remove return value clobbers.
88 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
90 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
92 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
94 * cse.c (cse_main): Use xmalloc, not alloca.
95 (cse_basic_block): Likewise.
96 * local-alloc.c (local_alloc): Likewise.
98 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
99 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
101 * rtl.c: Include toplev.h.
102 (fatal): Remove declaration.
104 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
106 * haifa-sched.c (schedule_block): Fix thinko.
108 1999-11-03 James McKelvey <mckelvey@fafnir.com>
110 * fixinc/fixincl.c(create_file): Allow for systems that do not have
113 1999-11-03 Philippe De Muyter <phdm@macqel.be>
115 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
116 call `malloc' instead.
118 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
120 * flags.h (flag_renumber_insns): Declare.
121 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
123 * rtl.h (renumber_insns): Change prototype.
124 * toplev.c (flag_renumber_insns): Define.
125 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
127 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
129 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
130 and fpsqrtd. Use them and create fdiv function unit to more
131 accurately represent fpu sqrt pipeline semantics on UltraSparc.
132 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
134 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
136 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
138 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
139 insn into ready list, do not use just a raw swap.
141 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
143 * rtl.h (renumber_insns): New function.
144 (remove_unnecessary_notes): Likewise.
145 * emit-rtl.c (renumber_insns): Define.
146 (remove_unncessary_notes): Likewise.
147 * toplev.c (rest_of_compilation): Remove dead code.
148 Use renumber_insns and remove_unncessary_notes.
150 * gcse.c (struct null_pointer_info): New type.
151 (get_bitmap_width): New function.
152 (current_block): Remove.
153 (nonnull_local): Likewise.
154 (nonnull_killed): Likewise.
155 (invalidate_nonnull_info): Take a null_pointer_info as input.
156 (delete_null_pointer_checks_1): New function.
157 (delete_null_pointer_checks): Use it.
159 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
160 (split_edges): Likewise.
161 (schedule_block): Likewise.
162 (compute_block_backward_dependencies): Likewise.
163 (schedule_region): Likewise.
164 (schedule_insns): Likewise.
166 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
168 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
169 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
170 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
171 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
172 * jump.c (delete_unreferenced_labels): Don't delete if
173 LABEL_ALTERNATE_NAME is set.
174 * print-rtl.c (print_rtx): Dump alternate name.
175 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
176 * rtl.h (LABEL_ALTERNATE_NAME): Define.
177 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
178 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
180 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
182 * fix-header.c (recognized_extern, recognized_function): Constify
185 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
186 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
187 (compute_available): Remove unused variable `last'.
188 (compute_nearerout): Remove unused variable `temp_bitmap'.
189 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
190 Remove unused variable `x'.
192 * scan.h (recognized_function, recognized_extern): Constify a
195 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
197 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
199 * varasm.c (decode_rtx_const): Use XSTR to access the string
202 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
204 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
206 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
208 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
210 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
212 * pa.c (ireg_operand): New function.
213 * pa.h (PREDICATE_CODES): Handle ireg_operand.
214 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
215 Fix out of date comment.
217 * pa.md (negdi2): Turn into expander + anonymous pattern.
219 * reload.c (find_reloads): Fix typos in recent change.
221 * dwarf2out.c: Do not include ctype.h.
223 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
225 * regclass.c (record_reg_classes): Always use may_move_cost when
226 seeing how operand fits with various register classes.
228 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
230 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
231 * toplev.c: Revert Nov 1 13:22 change.
233 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
235 * config/pa/pa.md (height reduction patterns): Add checks for
236 overlapping operands to avoid semantic-destroying splits for
237 height reduction patterns.
239 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
241 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
242 have been an hyphen, fixed.
243 * configure: Rebuilt.
245 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
247 * config/arm/tpe.h: Add prototypes for exported functions.
248 * config/arm/pe.c: Fix compile time warnings.
249 * config/arm/semi.h: Fix compile time warnings.
250 * config/arm/arm.c: Fix compile time warnings.
251 * config/arm/arm.h: Fix compile time warnings.
252 * config/arm/arm.md: Fix compile time warnings.
253 * config/arm/thumb.c: Fix compile time warnings.
254 * config/arm/thumb.h: Fix compile time warnings.
255 * config/arm/thumb.md: Fix compile time warnings.
257 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
259 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
262 * unroll.c (unroll_loop): Remove LOOP notes when loop is
265 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
267 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
269 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
271 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
272 * rtl.h (rtx_equal_p): Move prototype.
273 * rtl.c (rtx_equal_function_value_matters): Move from
275 (rtx_equal_p): Likewise.
276 * rtlanal.c (rtx_equal_function_value_matters): Delete.
277 (rtx_equal_p): Likewise.
279 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
281 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
284 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
286 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
288 * pa.h (ADDR_VEC_ALIGN): Define.
290 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
291 notes when presented with "if (foo) break; end_of_loop" and
292 the break sequence gets moved out of the loop.
294 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
295 Remove explicit zero initializations of entries within MAP.
297 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
299 * reg-stack.c (convert_regs_1): Handle EH edges specially.
301 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
303 * bitmap.h (BITMAP_XMALLOC): New macro.
304 * flow.c (CLEAN_ALLOCA): Remove.
305 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
306 (life_analysis): Likewise.
307 (update_life_info): Don't use CLEAN_ALLOCA.
308 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
309 (calculate_global_regs_live): Likewise.
310 (print_rtl_with_bb): Likewise.
311 (verify_flow_info): Likewise.
312 * global.c (global_alloc): Likewise.
313 (global_conflicts): Likewise.
314 * integrate.c (save_for_inline_nocopy): Likewise.
315 (expand_inline_function): Likewise.
316 * jump.c (jump_optimize_1): Likewise.
317 (duplicate_loop_exit_test): Likewise.
318 (thread_jumps): Likewise.
319 * loop.c (loop_optimize): Likewise.
320 (combine_givs): Likewise.
321 (recombine_givs): Likewise.
322 * reorg.c (dbr_schedule): Likewise.
323 * unroll.c (unroll_loop): Likewise.
325 * combine.c (combine_instructions): Use xmalloc instead of alloca.
327 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
329 * toplev.c (rest_of_compilation): Don't optimize the CFG
330 when rebuilding, just before dbr.
332 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
334 * output.h (assemble_end_function, assemble_destructor,
335 assemble_constructor, assemble_gc_entry, assemble_global,
336 assemble_label, output_constant_pool) Constify a char*.
338 * varasm.c (assemble_destructor, assemble_constructor,
339 assemble_gc_entry, assemble_end_function, assemble_global,
340 assemble_label, output_constant_pool): Likewise.
342 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
344 * config/arm/thumb.c (thumb_expand_prologue): Add comments
345 explaining what is goin on in this function.
347 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
349 * regclass.c (record_reg_classes): In matching case, recompute
350 costs since the direction of movement is different.
352 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
354 * resource.c (mark_target_live_regs): For unconditional branches,
355 the resources found at the branch target should be added to the
356 resources found so far, not intersected.
358 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
360 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
362 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
363 (sys/mman.h): Include this file only if #HAVE_MMAP.
364 (run_compiles): Initialize `esac_fmt' with one old KR string, not
365 with automatically concatenated ANSI strings.
367 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
369 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
370 (DIV_ROUND_UP): Robustify.
371 (ggc_recalculate_in_use_p): New function.
372 (release_pages): Don't inline it.
373 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
375 (ggc_pop_context): Use ggc_recalculate_in_use_p.
376 (clear_marks): Always save in_use_p.
377 (sweep_pages): Use ggc_recalculate_in_use_p.
378 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
379 Release pages before counting statistics.
381 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
383 * toplev.c (rest_of_compilation): Fix thinko in this change:
385 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
387 (rest_of_compilation): If inside an inlined external function,
388 pretend we are just being declared.
390 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
392 * flow.c (calculate_global_regs_live): Fix thinko.
394 * integrate.c (expand_inline_function): Fix bugs in previous
395 change from Oct 28, 1999.
397 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
399 * stmt.c (expand_value_return): Fix typo in this change:
401 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
402 (expand_value_return): Correctly convert VAL when promoting function
403 return; support RETURN_REG being a PARALLEL.
405 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
407 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
409 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
411 * hard-reg-set.h (reg_names): Constify a char*.
413 * regclass.c (reg_names): Likewise.
415 * regs.h (reg_names): Likewise
417 * a29k/a29k.c (reg_names): Delete declaration.
419 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
421 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
422 arc_output_function_epilogue): Likewise.
424 * elxsi/elxsi.c (reg_names): Likewise.
426 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
428 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
431 * m88k/m88k.c (output_function_profiler): Likewise.
433 * sparc/sparc.c (sparc_flat_output_function_prologue,
434 sparc_flat_output_function_epilogue): Likewise.
436 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
438 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
439 warning from -Wuninitialized and put it under -W.
440 * function.c (uninitialized_vars_warning): Warn only when the
441 corresponding flag is set.
443 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
445 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
446 is nonzero and the single set does not have an elt, then assign
449 * simplify-rtx.c: New file.
450 * Makefile.in (OBJS): Add simplify-rtx.o
451 (simplify-rtx.o): Add dependencies.
452 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
453 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
454 (cse_gen_binary, simplify_unary_operation): Delete.
455 (simplify_binary_operation, simplify_plus_minus): Likewise.
456 (check_fold_consts, simplify_relation_operation): Likewise.
457 (simplify_ternary_operation): Likewise.
458 (delete_trivially_dead_insns): Simplify the contents of the
459 REG_EQUAL note before trying to substitute it into the source
460 of the reg-reg copy at the end of a libcall sequence.
462 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
463 references/callers changed.
465 * mn10200.c (mn10200_va_arg): Force the return value into a
468 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
470 * cccp.c (macroexpand): Avoid out of range accesses for omitted
473 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
475 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
477 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
479 * fold-const.c (fold): Fix thinko when optimizing comparisons
482 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
484 * gcc.texi (Passes): Update front-end files to their current
487 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
489 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
490 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
491 (PREDICATE_CODES): Add addition_operation.
492 * alpha-protos.h (addition_operation): Declare.
493 (secondary_reload_class): Likewise.
494 * alpha.c (addition_operation): New.
495 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
496 * alpha.md (adddi3): Turn into expander.
497 (*lda, *adddi_2): New.
498 (movsf, movdf patterns): Don't preference integer regs.
499 (movsi, movdi patterns): Don't preference fp regs.
501 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
503 * genrecog.c (write_switch): Check for duplicate CODE cases.
505 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
507 * ggc-common.c: Update pre-function commentary.
508 * ggc-page.c: Likewise.
510 (poison_pages): Use memset directly.
511 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
512 (ggc_collect): Poison before sweeping.
513 * ggc-simple.c: Update pre-function commentary.
514 (ggc_alloc_obj): Poison non-zeroed memory.
516 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
518 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
519 match format string, even on 64-bit hosts.
520 * gcc-page.c (ggc_page_print_statistics): Likewise.
522 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
524 * config/i386/i386.c (ix86_cpu): Revert last patch.
525 * config/i386/i386.h (ix86_cpu): Ditto.
527 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
529 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
530 TYPE_SIZE, convert type of result to sizetype.
532 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
534 * flow.c (count_or_remove_death_notes): Equate NULL with the
537 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
538 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
541 * i386.c (pic_label_no): Delete.
542 (ix86_attr_length_default): Don't use single_set to peek
545 * recog.c (peephole2_optimize): Allow recog_next_insn to index
546 the first insn after bb->end.
547 * i386.md (push mem peeps): Scratch is live after evaluation
549 (cmp mem peep): Similarly.
551 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
553 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
554 * function.c (pad_to_arg_alignment): Add missing braces.
556 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
558 * alpha/alpha-protos.h (literal_section): Add prototype.
559 (alpha_need_linkage, alpha_start_function,alpha_end_function):
562 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
564 (alpha_start_function, alpha_end_function, float_strings,
565 alpha_need_linkage): Constify a char*
567 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
569 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
571 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
573 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
575 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
577 * flow.c (debug_flow_info): Add prototype.
579 * gcc.c (main): Likewise.
581 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
584 * reload1.c (failed_reload, set_reload_reg): Likewise.
586 * mips-tfile.c (main): Likewise.
587 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
588 with ATTRIBUTE_NORETURN.
590 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
592 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
593 DECL is not a memory ref.
595 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
597 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
598 * config/i386/i386.c (ix86_cpu): Add extern attribute.
600 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
602 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
603 * config/mips/elf64.h: ditto.
605 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
607 * expr.c (emit_push_insn): New argument alignment_pad.
608 Update all callers. Adjust stack pointer based on alignment pad.
609 * function.c (pad_to_arg_alignment): New argument alignment_pad.
610 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
611 (locate_and_pad_parm): New argument alignment_pad. Update all
613 * expr.h (emit_push_insn): Update prototype.
614 (locate_and_pad_parm): Update prototype.
615 * calls.c (arg_data): Add new field alignment_pad.
616 (initialize_argument_information): Initialize alignment_pad.
618 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
620 * except.c (free_eh_nesting_info): Free the info itself.
621 * function.c (free_after_compilation): Don't free NULL.
622 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
623 (pre_edge_insert): Free inserted.
624 * stmt.c (free_stmt_status): Don't free NULL.
626 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
628 * gcov.c (DIR_SEPARATOR): Provide default.
629 (output_data): Add test for MS-DOS format absolute filename.
630 (fancy_abort): Correct program name.
631 (open_files): Open all files in binary mode.
632 * libgcc2.c (__bb_exit_func): Likewise.
634 * profile.c (init_branch_prob): Specify binary when opening files.
636 * flags.h (flag_unwind_tables): New decl.
637 * toplev.c (flag_unwind_table): New definition.
638 (f_options): Add -funwind-tables.
639 (decode_g_option): Clarify warning when unknown -g option is given.
640 (rest_of_compilation): If inside an inlined external function,
641 pretend we are just being declared.
643 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
644 (dwarf2out_frame_finish): Likewise.
646 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
648 * fold-const.c (merge_ranges): In not in0, but in1, handle
649 upper bounds equal like subset case.
651 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
653 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
654 passed in a register but moved to the stack.
656 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
658 * gcc.c (pass_exit_codes, greatest_status): New variables.
659 (struct option_map): Add entry for "--pass-exit-codes".
660 (execute): Update greatest_status if error.
661 (display_help): Add documentation for -pass-exit-codes.
662 (process_command): Handle -pass-exit-codes.
663 (main): Look at pass_exit_codes and greatest_status on call to exit.
665 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
667 * reload.c (find_reloads): Refine test for no input reload
668 case to not includes reloads emitted after insn.
670 * function.c (find_temp_slots_from_address): Handle sum involving
671 a register that points to a temp slot.
672 (update_temp_slot_address): Make recursive call if both old and
673 new are PLUS with a common operand.
674 * calls.c (expand_call): Mark temp slot for result as having
677 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
679 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
680 component as well as "BINUTILS".
682 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
683 * integrate.c (copy_rtx_and_substitute): Likewise.
684 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
686 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
688 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
689 gdb extensions, write size of type; also be more consistent
690 in using references when this is a subtype.
692 * pa.md (extv, extzv, insv): Use define_expand to reject constant
693 that is out of range.
695 * loop.c (unknown_constant_address_altered): New variable.
696 (prescan_loop): Initialize it.
697 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
698 (invariant_p, case MEM): Remove handling for volatile and readony;
699 check new variable if readonly.
700 (check_dbra_loop): Chdeck unknown_constant_address_altered.
702 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
703 (addr_affects_sp_p): Removed from note_mem_written and only
704 define #ifdef AUTO_INC_DEC.
706 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
708 * regclass.c (record_reg_classes): Properly handle register move
711 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
712 Don't think valid if both operands are invalid.
713 (struct constant_descriptor): New field RTL.
714 (mark_const_hash_entry): Mark it.
715 (record_constant{,_rtx}): Initialize it.
716 (output_constant_def): Allocate RTL in permanent obstack and
718 ({record,compare}_constant_1): Modes must match for
719 CONSTRUCTOR of ARRAY_TYPE.
721 * c-common.h (initializer_constant_valid_p): Delete decl from here.
722 * output.h (initializer_constant_valid_p): Move decl to here.
723 * c-common.c (initializer_constant_valid_p): Delete function from here.
724 * varasm.c (initializer_constant_valid_p): Move function to here.
726 * tree.h (STRIP_SIGN_NOPS): New macro.
727 * fold-const.c (optimize_minmax_comparison): New function.
728 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
729 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
730 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
731 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
732 widening conversions.
733 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
734 to look at size of mode, not precision of type; also add missing cases.
735 (optimize_bit_field_compare, decode_field_reference): Don't try to
736 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
738 * dwarf2out.c (ctype.h): Include.
739 (dwarf2out_set_demangle_name_func): New function.
740 (size_of_line_info): Deleted.
741 (output_line_info): Compute size of line info table from difference
743 (base_type_die, add_name_attribute): Call demangle function, if any.
744 (field_byte_offset): Use bits per word for variable length fields.
745 (gen_array_type_die): Add array name.
746 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
747 (dwarf2out_add_library_unit_info): New function.
749 * explow.c (set_stack_check_libfunc): New function.
750 (stack_check_libfunc): New static variable.
751 (probe_stack_range): Allow front-end to set up a libfunc to call.
753 * combine.c (simplify_comparison): When making comparison in wider
754 mode, check for having commuted an AND and a SUBREG.
755 (contains_muldiv): New function.
756 (try_combine): Call it when dividing a PARALLEL.
757 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
758 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
760 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
761 use one of the CLOBBERs instead.
762 (if_then_else_cond): If comparing against zero, just return thing
765 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
766 Don't generate shifts and subtract if have conditional arithmetic.
768 * rtl.h (delete_barrier): New declaration.
769 * jump.c (jump_optimize): Set up to handle conditional call.
770 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
771 (delete_barrier): New function.
773 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
775 * recog.c (nonmemory_operand): Accept ADDRESSOF.
777 * tree.c (build_type_attribute_variant): Push to obstack of
778 ttype around type_hash_canon call.
780 * expr.c (placeholder_list): Move decl to file scope.
781 (expand_expr): Don't force access to volatile just because its
783 If ignoring reference operations, just expand the operands.
784 (expand_expr, case COMPONENT_REF): Propagate
785 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
786 Refine test for using bitfield operations vs pointer punning.
787 (expand_expr, case CONVERT_EXPR): If converting to
788 BLKmode UNION_TYPE from BLKmode, just return inner object.
789 Use proper mode in store_field call.
790 Properly set sizes of object to store and total size in store_field
791 call for convert to union.
792 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
793 memory (like for ADDR_EXPR). Also, don't put constant in register if
794 we'll want it in memory.
795 (readonly_fields_p): New function.
796 (expand_expr, case INDIRECT_REF): Call it if LHS.
797 (expand_assignment): Handle a RESULT_DECL where
798 DECL_RTL is a PARALLEL.
799 (do_jump, case WITH_RECORD_EXPR): New case.
800 (get_inner_reference): Always go inside a CONVERT_EXPR
801 and NOP_EXPR if both modes are the same.
802 (store_field): Use bitfield operations if size of bitsize is not same
803 as size of RHS's type.
804 Check for bitpos not a multiple of alignment in BLKmode case.
805 Do block move in largest possible alignment.
806 (store_constructor): Set BITSIZE to -1 for variable size and properly
807 in case of array of BLKmode.
808 (expand_expr_unaligned): New function.
809 (do_compare_and_jump): Call it.
811 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
812 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
813 does not include 'o'.
815 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
816 both SET_DEST and SET_SRC reference a virtual register.
817 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
819 * integrate.c (expand_inline_function): Handle case of setting
820 virtual stack vars register (from built in setjmp); when parameter
821 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
822 (subst_constant): Add new parm, MEMONLY.
823 (expand_inline_function, integrate_parm_decls): Pass new parm.
824 (integrate_decl_tree): Likewise.
825 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
826 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
827 (copy_rtx_and_substitute, case SET): Add explicit calls to
828 copy_rtx_and_substitute for both sides.
830 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
832 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
833 within INDEX_TYPE, instead of before.
834 (fixup_gotos): Use f->target_rtl, not the next insn,
835 since latter may be from a later fixup.
836 (expand_value_return): Correctly convert VAL when promoting function
837 return; support RETURN_REG being a PARALLEL.
838 (expand_return): When checking for result in regs and having
839 cleanup, consider PARALLEL in DECL_RTL as being in regs.
841 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
843 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
844 last_nominal_fname): Mark const.
845 (struct include_hash: name, nshort, control_macro): Mark
847 (struct macrodef: symnam): Mark const.
848 (struct if_stack: fname): Mark const.
849 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
850 (IStable): New character-syntax array which encompasses all
851 the old is_foo arrays.
852 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
853 is_space): New macros for interrogating IStable.
854 (check_macro_name): Kill last argument. All callers changed.
856 * cppinit.c (initialize_char_syntax): Delete.
857 (is_idchar, is_idstart, is_hor_space, is_space,
858 trigraph_table): Delete.
859 (IStable): New. Initialize with clever macros to avoid
860 information duplication.
861 (builtin_array): Table of builtins to get rid of explicit list
862 in initialize_builtins.
863 (initialize_builtins): Use builtins_array.
864 (cpp_start_read): Call init_IStable, and set IStable['$'] if
865 opts->dollars_in_ident.
867 * cppexp.c: Change all refs to is_xyz[] arrays to use new
869 (cpp_parse_expr): Avoid 'format string is not constant'
870 warning. Use ISGRAPH to identify printable chars.
871 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
873 (read_and_prescan): Map trigraphs to chars with open-coded
874 if-else-if-... sequence, not a lookup table.
875 * cpphash.c: Change all refs to is_xyz[] arrays to use new
877 * cpplib.c: Change all refs to is_xyz[] arrays to use new
878 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
879 (check_macro_name): Remove ability to report an invalid
880 assertion name, which is never used.
881 (do_line): Constify a couple of char *'s.
882 * cppmain.c (main): Call cpp_cleanup before returning.
884 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
886 * ggc.h (struct ggc_statistics): New type.
887 (ggc_get_size): New function.
888 (ggc_print_statistics): Likewise.
889 * ggc-common.c (ggc_stats): New variable.
890 (ggc_mark_rtx_children): Keep statistics.
891 (ggc_mark_tree_children): Likewise.
892 (ggc_print_statistics): New function.
893 * ggc-page.c (struct globals): Add bytes_mapped field.
894 (alloc_anon): Update it.
895 (release_pages): Likewise.
896 (ggc_get_size): New function.
897 (ggc_page_print_statistics): New function.
898 * ggc-simple.c (ggc_get_size): New function.
900 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
902 * flow.c (propagate_block): When the last reference to a label
903 before an ADDR_VEC is deleted because the reference is a dead
904 store, delete the ADDR_VEC.
906 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
908 * resource.c (find_free_register): Don't use the frame pointer
909 if frame_pointer_needed.
911 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
913 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
914 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
916 * config/i960/i960.c (i960_va_start): New locals base, num.
917 Use INDIRECT_REF instead of ARRAY_REF on valist.
918 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
920 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
922 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
924 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
926 * tree.def (PLACEHOLDER_EXPR): Update comments.
928 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
930 * c-common.c (check_format_info): Avoid non-literal format string
931 warnings when `first_arg_num' is zero.
933 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
935 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
937 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
939 * arm.md (casesi_insn): Add a clobber of the condition code
942 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
944 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
945 used by both cc1 and cc1plus.
947 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
949 * config/arm/arm.c: Initialise arm_structure_size_boundary to
950 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
951 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
952 to the value 32 if it has not already been defined.
953 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
954 Override definition in arm.h with a value of 8.
956 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
958 * c-pragma.c (push_alignment): Don't check the return value
961 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
963 * sparc.h (ADJUST_COST): Fix thinko.
965 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
967 * cccp.c (rescan): Fixed obp pointer handling around call to
968 check_expand subroutine.
970 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
972 * gcse.c (delete_null_pointer_checks): Only record non-null info
973 for pseudos when examining stores.
975 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
976 splitters for these patterns. Use "#" for output templates.
977 (addsi3_carryin_shift): New pattern.
979 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
981 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
982 of the function return register into a plain REG until
983 after function inlining is done.
985 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
987 * jump.c (jump_optimize_1): If we did cross-jumping, and
988 the data will matter, rebuild the CFG.
989 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
990 not optimizing. Don't run shorten_branches.
991 * toplev.c (rest_of_compilation): Run shorten_branches after
994 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
996 * rtl.h (note_stores): Add additional paramter.
997 * rtlanal.c (reg_set_p_1): Take additional paramter.
998 (reg_set_last_1): Likewise.
999 (reg_set_p): Adjust call to note_stores.
1000 (reg_set_last): Likewise.
1001 (note_stores): Pass data parameter to worker function.
1002 * alias.c (record_set): Take additional parameter.
1003 (init_alias_analysis): Pass it.
1004 * caller-save.c (mark_set_regs): Take additional parameter.
1005 (save_call_clobbered_regs): Pass NULL to note_stores.
1006 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
1008 (record_dead_and_set_regs_1): Likewise.
1009 (reg_dead_at_p_1): Likewise.
1010 (combine_instructions): Adjust calls to note_stores.
1011 (try_combine): Likewise.
1012 (record_dead_insn): Remove.
1013 (record_dead_and_set_regs): Adjust calls to note_stores.
1014 (reg_dead_at_p): Likewise.
1015 * cse.c (invalidate_skipped_set): Take additional parameter.
1016 (cse_check_loop_start): Likewise.
1017 (cse_check_loop_start_value): Remove.
1018 (cse_set_around_loop): Adjust calls to note_stores.
1019 * flow.c (notice_stack_pointer_modification): Take additional
1020 parameter. Remove duplicate declaration.
1021 (record_volatile_insns): Adjust calls to note_stores.
1022 * gcse.c (record_set_info): Take additional parameter.
1023 (record_last_set_info): Likewise.
1024 (invalidate_nonnull_info): Likewise.
1025 (record_set_insn): Remove.
1026 (compute_sets): Adjust calls to note_stores.
1027 (last_set_insn): Remove.
1028 (compute_hash_table): Adjust calls to note_stores.
1029 (insert_insn_end_bb): Likewise.
1030 (delete_null_pointer_checks): Likewise.
1031 * global.c (mark_reg_store): Take additional parameter.
1032 (mark_reg_clobber): Likewise.
1033 (reg_becomes_live): Likewise.
1034 (global_conflicts): Adjust calls to note_stores.
1035 (build_insn_chain): Likewise.
1036 * integrate.c (note_modified_parmregs): Take additional parameter.
1037 (mark_stores): Likewise. Make it static.
1038 (save_for_inline_nocopy): Adjust calls to note_stores.
1039 (try_constants): Likewise.
1040 * integrate.h (mark_stores): Remove declaration.
1041 * jump.c (mark_modified_reg): Take additional parameter.
1042 (thread_jumps): Adjust calls to note_stores.
1043 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1045 (no_equiv): Likewise.
1046 (reg_is_set): Likewise.
1047 (validate_equiv_mem): Adjust calls to note_stores.
1048 (update_equiv_regs): Likewise.
1049 (block_alloc): Likewise.
1050 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1051 (note_addr_stored): Take additional parameter.
1052 (note_set_pseudo_multiple_uses): Likewise.
1053 (record_initial): Likewise.
1054 (prescan_loop): Adjust calls to note_stores.
1055 (strength_reduce): Likewise.
1056 (check_dbra_loop): Likewise.
1057 * regmove.c (flags_set_1): Take additional paramter.
1058 (mark_flags_life_zones): Adjust calls to note_stores.
1059 * reload1.c (mark_not_eliminable): Take additional parameter.
1060 (forget_old_reloads_1): Likewise.
1061 (reload_cse_invalidate_rtx): Likewise.
1062 (reload_cse_check_clobber): Likewise.
1063 (reload_combine_note_store): Likewise.
1064 (move2add_note_store): Likewise.
1065 (reload): Adjust calls to note_stores.
1066 (reload_as_needed): Likewise.
1067 (emit_reload_insns): Likewise.
1068 (reload_cse_regs_1): Likewise.
1069 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1070 (reload_combine): Adjust calls to note_stores.
1071 * resource.c (update_live_status): Take additional paramter.
1072 (mark_target_live_regs): Adjust calls to note_stores.
1073 * stupid.c (find_clobbered_regs): Take additional parameter.
1074 (stupid_life_analysis): Adjust calls to note_stores.
1076 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1078 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1081 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1084 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1085 of the variable arm_structure_size_boundary.
1087 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1089 * alias.c (init_alias_analysis): Allocate reg_known_value and
1090 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1092 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1093 * cse.c (cse_main): Call end_alias_analysis.
1094 * haifa-sched.c (schedule_insns): Likewise.
1095 * local-alloc. (update_equiv_regs): Likewise.
1096 * reload1.c (reload_cse_regs): Likewise.
1098 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1100 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1101 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1102 mapping from MASK_FPU.
1104 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1106 * sparc.md (call): Don't bound structure return size to 0xfff.
1108 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1110 * resource.c (mark_target_live_regs): Check that the target
1111 insn wasn't created after compute_bb_for_insn.
1113 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1115 * ggc-page.c (poison_pages): Don't be overzealous.
1117 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1119 * alias.c: Update comments for ADDRESS.
1120 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1121 it is a local memory reference.
1123 * c-typeck.c (build_function_call): Check that the built-in
1124 function is of class BUILT_IN_NORMAL before trying to recongize
1126 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1127 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1129 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1131 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1133 (pre_gcse): Likewise.
1134 (hoist_expr_reaches_here_p): Likewise.
1135 (hoist_code): Likewise.
1136 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1138 (pre_expr_reaches_here_p_work): ... here.
1139 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1141 (expr_reaches_here_p_work): ... here.
1143 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1145 * resource.c (find_basic_block): Delete.
1146 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1147 (init_resource_info): Call compute_bb_for_insn.
1149 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1151 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1152 with already adjacent blocks, but no fallthru.
1153 (merge_blocks_move_successor_nojumps): Simplify.
1154 (debug_flow_info): New.
1156 * toplev.c (rest_of_compilation): Open jump1 dump file before
1157 jump and close after, as opposed to just using dump_rtl.
1159 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1161 * reload.h (earlyclobber_operand_p): Declare.
1162 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1163 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1164 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1165 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1167 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1168 Richard Henderson <rth@cygnus.com>
1170 * emit-rtl.c (emit_block_insn_before): New.
1171 (emit_block_insn_after): New.
1172 * basic-block.h: Declare them.
1174 * bitmap.h: Protect from multiple inclusion.
1176 * recog.c (scratch_operand): Handle VOIDmode correctly.
1178 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1180 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1181 * function.c (assign_parms): Likewise.
1182 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1184 * reg-stack.c (max_uid): Remove.
1185 (blocks, block_begin, block_end, block_drops_in): Remove.
1186 (block_stack_in, block_out_reg_set, block_number): Remove.
1187 (struct block_info_def, BLOCK_INFO): New.
1188 (enum emit_where): New.
1189 (current_block): New.
1190 (BLOCK_NUM): Remove.
1191 (mark_regs_pat, record_label_references): Remove.
1192 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1194 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1195 (reg_to_stack): Simplified test for existance of fp code. Use
1196 flow.c code. Call shorten_branches after cross-jump opt.
1197 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1198 Return false if the asm doesn't use stack regs. Don't do life
1199 analysis on the asm.
1200 (emit_pop_insn): Replace function pointer arg `when' with
1201 enum `where'. Update all callers.
1202 (change_stack): Likewise. Update basic block end.
1203 (emit_swap_insn): Use current_block->head to limit reverse search
1204 for start of block. Use emit_block_insn_after.
1205 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1206 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1207 structure assignment instead of bcopy.
1209 (convert_regs_entry, convert_regs_exit): New.
1210 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1211 Work on basic blocks and the CFG.
1212 (convert_regs): Use them.
1214 * i386.c (output_fix_trunc): Remove code for DImode input operand
1215 not at top-of-stack.
1216 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1218 (fix_truncdi_1): Allow any mode scratch.
1220 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1222 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1223 * linux.h, netbsd.h, vms.h: Not here.
1225 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1227 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1228 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1229 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1230 CONDITIONAL_REGISTER_USEAGE): Use them.
1231 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1232 gen_conditional_branch,override_options) : Use them.
1233 * config/mips/mips.md : Use them.
1235 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1237 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1239 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1241 * integrate.c (function_cannot_inline_p): Don't allow inlining
1244 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1246 * c-parse.in (cast_expr): Constify.
1248 * cccp.c (special_symbol): Likewise.
1250 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1252 * dwarf2out.c (base_type_die): Likewise.
1254 * global.c (allocno_compare): Likewise.
1256 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1258 * regclass.c (fix_register): Likewise.
1260 * rtl.h (fix_register): Likewise.
1262 * stupid.c (stupid_reg_compare): Likewise.
1264 * toplev.c (decode_f_option): Likewise.
1266 * tree.c (build_complex_type): Likewise.
1268 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1270 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1272 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1274 * reload.c (find_reloads): Compute mode and nregs fields of all
1276 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1277 (calculate_needs): Use precomputed mode/nregs values.
1278 (allocate_reload_reg): Likewise.
1280 (failed_reload, set_reload_reg): ... new functions.
1281 (choose_reload_regs_init): New function, mostly broken out from...
1282 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1283 Also lose one #if 0 block.
1285 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1287 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1290 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1292 * tree.h (BLOCK_TYPE_TAGS): Remove.
1293 (BLOCK_END_NOTE): Likewise.
1294 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1295 (BLOCK_LIVE_RANGE_START): Likewise.
1296 (BLOCK_LIVE_RANGE_END): Likewise.
1297 (tree_block): Remove live_range_flag, live_range_var_flag, and
1298 type_tags. Remove end_note, live_range_start, and live_range_end.
1299 (remember_end_note): Remove prototype.
1300 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1301 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1303 * ggc-common.c (ggc_mark_tree_children): Don't mark
1304 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1305 * integrate.c (adjust_copied_decl_tree): Remove.
1306 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1307 * stmt.c (last_block_end_note): Remove.
1308 (init_stmt): Don't add a GC root for it.
1309 (expand_fixup): Don't set it.
1310 (remember_end_note): Remove.
1311 (expand_end_bindings): Don't set last_block_end_note.
1313 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1315 * reload1.c (reload_reg_free_for_value_p): Show
1316 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1319 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1321 * expmed.c (extract_bit_field): Allow for the case of non-integer
1322 objects that are smaller than a word (like SFmode on a 64-bit
1325 * loop.c (basic_induction_var): A non-integer variable which is
1326 being set by a paradoxical subreg is probably not a biv.
1328 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1330 * prefix.c (translate_name) Check for empty prefix string.
1332 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1334 * Makefile.in (CPP_CROSS_NAME): New variable.
1335 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1337 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1338 names of the files to be uninstalled.
1340 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1342 * collect2.c (IS_DIR_SEPARATOR): Define.
1343 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1345 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1348 * haifa-sched.c (add_dependence): Update the true dependency
1349 cache the first time we add a true dependence to the LOG_LINKS chain.
1351 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1353 * fold-const.c (fold): Fix comment.
1355 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1357 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1358 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1359 dbxout_start_new_source_file, dbxout_source_file,
1360 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1361 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1363 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1364 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1365 (dbxout_block): Initialize variable `blocknum'.
1367 * dbxout.h (dbxout_init, dbxout_finish,
1368 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1369 dbxout_args, dbxout_source_line): Constify a char*.
1371 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1372 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1373 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1374 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1375 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1376 src_info_attribute, mac_info_attribute, producer_attribute,
1377 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1378 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1379 dwarfout_undef): Constify a char*.
1380 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1382 * dwarfout.h (dwarfout_define, dwarfout_undef,
1383 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1385 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1387 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1388 (MULTILIB_ISA_DEFAULT): New.
1389 (MULTILIB_DEFAULTS): Use it.
1390 * config/mips/mips.c (): Remove the now unnecessary definition
1391 of MIPS_ISA_DEFAULT.
1392 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1393 unnecessary definition.
1395 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1397 * arm.md (pic_load_addr): Add constraints to operand 1.
1399 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1401 * fixinc/genfixes: Provide a means for specifying -D options to
1404 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1406 * arm.c (arm_override_options): Correct initialization of
1407 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1408 arm_is_strong, and arm_is_6_or_7.
1410 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1411 (note_set_pseudo_multiple_uses): New function.
1412 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1413 if a pseudo set in the loop exit is used elsewhere.
1415 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1417 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1419 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1421 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1422 a single load-address pattern.
1424 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1426 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1427 depending on whether or not line-number notes are present.
1429 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1431 * cccp.c (progname, file_buf, default_include, include_file,
1432 macrodef, definition, hashval, wchar_type, user_label_prefix,
1433 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1434 expand_to_temp_buffer, is_system_include, base_name,
1435 absolute_filename, read_name_map, open_include_file,
1436 record_control_macro, check_precompiled, check_preconditions,
1437 pcfinclude, pass_thru_directive, create_definition,
1438 check_macro_name, comp_def_part, collect_expansion,
1439 check_assertion, read_token_list, assertion_install,
1440 assertion_lookup, eval_if_expression, conditional_skip,
1441 validate_else, skip_quoted_string, quote_string, macarg1,
1442 error_from_errno, install, lookup, hashf, dump_defn_1,
1443 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1444 check_white_space, rescan, handle_directive, monthnames,
1445 special_symbol, do_include, remap_include_file, write_output,
1446 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1447 do_ident, do_sccs, do_xifdef, skip_if_group,
1448 output_line_directive, macroexpand, macarg, change_newlines,
1449 initialize_builtins, make_definition): Constify a char*.
1451 * pcp.h (stringdef): Likewise.
1453 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1455 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1458 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1459 Richard Henderson <rth@cygnus.com>
1461 * alias.c: Include ggc.h.
1462 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1463 (record_set): Verify enough room in reg_base_value.
1464 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1465 Register it as a GC root.
1466 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1467 * Makefile.in (alias.o): Depend on ggc.h.
1469 * unroll.c (unroll_loop): Verify the insn before a barrier
1470 is a JUMP_INSN before checking JUMP_LABEL.
1472 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1474 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1475 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1476 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1477 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1478 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1479 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1481 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1483 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1485 * alpha/alpha-interix.h (text_section): Delete prototype.
1486 * alpha/elf.h (text_section): Likewise.
1487 * arm/linux-elf.h (text_section): Likewise.
1488 * arm/linux-telf.h (text_section): Likewise.
1489 * c4x/c4x.h (text_section): Likewise.
1490 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1491 * elfos.h (text_section): Likewise.
1492 * i386/aix386ng.h (text_section): Likewise.
1493 * i386/i386-interix.h (text_section): Likewise.
1494 * i386/sco5.h (text_section): Likewise.
1495 * i386/svr3gas.h (text_section): Likewise.
1496 * nextstep.h (text_section): Likewise.
1497 * psos.h (text_section): Likewise.
1498 * ptx4.h (text_section): Likewise.
1499 * svr3.h (text_section): Likewise.
1500 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1502 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1504 * final.c (peephole): Delete prototype.
1506 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1507 (pre_insert_copies): Remove unused variable `bb'.
1509 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1512 * output.h (peephole): Add prototype.
1514 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1516 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1519 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1521 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1522 for inlined declarations.
1524 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1526 * arm.c (logical_binary_operator): New fucntion.
1527 * arm.h (logical_binary_operator): Declare it.
1528 (PREDICATE_CODES): Handle logical_binary_operator.
1529 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1530 output constraints. Add appropriate splitters.
1531 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1532 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1533 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1535 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1537 * genoutput.c (struct operand_data): New elt eliminable.
1538 (output_operand_data): Write it.
1539 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1540 (compare_operands): Take it into account.
1541 * recog.h (struct insn_operand_data): New elt eliminable.
1542 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1544 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1545 (eliminate_regs): Move code that detects changes to elimination
1546 target regs into new function elimination_effects.
1547 Delete one #if 0 block.
1548 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1549 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1550 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1551 Only call eliminate_regs for real operands of the insn, not for parts
1552 of its structure or parts matched by things like match_operator.
1553 Use elimination_effects and check_eliminable_occurrences. Use
1554 copy_insn to duplicate the pattern when not in the final pass.
1556 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1558 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1561 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1563 * fixinc/README: document the "mach" machine matching test
1564 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1565 * fixinc/fixtests.c: Implement the #else/#endif label test
1566 * fixinc/inclhack.def: utilize these tests and fixes
1567 * fixinc/inclhack.sh: regen
1568 * fixinc/fixincl.x: regen
1569 * fixinc/fixincl.sh: regen
1571 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1573 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1576 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1578 * gcc.1: Document exit codes.
1580 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1582 * calls.c: Include tm_p.h later, so everything we need is defined.
1584 * function.c: Likewise.
1586 * except.c: Include tm_p.h.
1588 * sparc.c: Likewise.
1589 (dwarf2out_cfi_label): Don't prototype.
1590 (check_return_regs, epilogue_renumber,
1591 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1592 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1593 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1594 ultra_schedule_insn): Add static prototype.
1595 (data_segment_operand, text_segment_operand): Call itself with the
1596 proper number of arguments.
1597 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1599 * sparc.h: Move all declarations to sparc-protos.h.
1600 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1603 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1605 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1607 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1608 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1609 ASM_OUTPUT_ASCII): Constify a char*.
1611 * sparc-protos.h: New file for sparc prototypes.
1613 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1615 * function.c (record_insns, contains): Always declare and define.
1616 (record_insns): Mark with ATTRIBUTE_UNUSED.
1618 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1620 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1621 to .section when outputting a .bss section to deal with multiple
1622 .bss input sections (as happens with -fdata-sections)
1623 Also output %progbits, not @progbits so the assembler doesn't treat as
1625 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1627 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1628 thumb parts even when building with non-thumb CPUs, by forcing
1631 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1633 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1634 (movdf_const_intreg_sp64): Similarly.
1636 * local-alloc.c (update_equiv_regs): Check the correct insn
1637 for pre-existing REG_EQUIV notes.
1639 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1641 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1642 block reached by a branch if we're not going to actually process
1645 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1647 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1648 a local extern function declaration.
1650 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1652 * i386.c (ix86_expand_prologue): Properly wrap USE around
1653 reg for CALL_INSN_FUNCTION_USAGE.
1655 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1657 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1658 move between GP_REGs.
1660 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1662 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1663 the mode size when finding out if an offset is legal.
1665 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1667 * basic-block.h (PROP_*): Move constants from ...
1669 (compute_bb_for_insn): Free the array before reallocating.
1670 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1671 (allocate_reg_life_data): Reset all reg variables collected by
1673 (get_block_head_tail): Don't convert from bb to block.
1674 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1675 (find_insn_reg_weight): Take block not bb.
1676 (schedule_block): Don't set block num for moved insns.
1677 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1678 (schedule_insns): Do it here instead.
1679 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1680 before update_life_info.
1681 * recog.c (split_all_insns, peephole2_optimize): Update for
1682 new arg to update_life_info.
1683 * rtlanal.c (remove_note): Cope with NULL note.
1684 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1687 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1689 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1691 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1692 block records so that merge_blocks_nomove will clean up correctly.
1693 (split_edge): Handle casesi insns.
1695 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1697 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1699 * pa.md (call, call_value): Do not emit a blockage after restoring
1702 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1704 * c-typeck.c (c_expand_asm_operands): Fix typo.
1706 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1708 * arm.c (fpu_rhs_operand): Verify modes.
1709 (fpu_add_operand): Likewise.
1710 (di_operand): Likewise.
1711 (soft_df_operand): Likewise.
1713 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1715 * arm.c (arm_return_in_memory): APCS rules state that the elements
1716 of a structure returned in a register must be 'integer-like'.
1718 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1720 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1721 in the source tree when the generated targets are out of date
1722 * fixinc/genfixes: Alter it to run individual fixes for make.
1723 * fixinc/README: rewrite
1724 * fixinc/inclhack.def: moved initial comments to README
1726 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1728 * toplev.c (main): Do not generate an error message if an
1729 unrecognised command line switch is recognisable by another
1730 language. If extra_warnings are enabled, then generate a
1731 warning message instead.
1733 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1735 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1736 (insert_pack_attributes): Delete prototype.
1738 * c-pragma.c (default_alignment): New static variable.
1739 (push_alignment): Initialize to current effective alignment.
1740 (pop_alignment): Use to set new alignment.
1741 (insert_pack_attributes): Delete function.
1742 (handle_pragma_token): Set default_alignment as well each time
1743 a #pragma pack(<n>) is encountered.
1745 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1747 * reg-stack.c (stack_result): Aggregates are not returned in
1750 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1752 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1754 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1756 * basic-block.h (set_block_num): Declare.
1757 * flow.c (update_life_info): Don't call compute_bb_for_insn
1758 or free_basic_block_vars.
1759 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1760 (insn_orig_block): Remove.
1761 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1762 (schedule_block): Keep BLOCK_NUM up-to-date.
1763 (schedule_insns): Use compute_bb_for_insn.
1764 * recog.c (split_all_insns): Likewise.
1765 (peephole2_optimize): Likewise.
1767 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1769 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1770 if the pic register is used.
1772 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1774 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1775 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1776 if that tests TREE_PERMANENT.
1778 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1780 * cse.c (invalidate_for_call): Do not remove memory references from
1781 the table here. It's handled elsewhere.
1783 * haifa-sched.c (add_dependence): Protect references to the
1784 true dependency cache with #ifdef INSN_SCHEDULING.
1785 (remove_dependence): Similarly.
1787 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1788 to the cfg code that this is a return instruction.
1789 * mn10300.md (return_internal): Similarly.
1791 * combine.c (get_last_value): If the last set of a register
1792 is after subst_low_cuid, then we can not use it to determine
1793 the register's last value.
1795 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1797 * Makefile.in: Back out previous change.
1799 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1801 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1803 * haifa-sched.c (add_dependence): Only check/update the cache
1805 (remove_dependence): Likewise.
1806 (schedule_insns): Only create the true_dependency_cache if the
1807 average number of instructions in a basic block is very large.
1809 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1811 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1812 (ggc-simple.o): Likewise.
1813 (ggc-page.o): Likewise.
1815 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1817 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1818 Prototype for exported functions.
1819 (pre_lcm, pre_rev_lcm): Remove prototypes.
1820 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1821 (compute_available): Move to lcm.c, and change parameter order.
1822 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1823 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1824 (gcse_main): No longer call compute_preds_succs. Rebuild the
1825 set table after reach pre pass.
1826 (pre_insert_map, pre_delete_map, edge_list): New.
1827 (alloc_pre_mem): Allocate edge vectors.
1828 (free_pre_mem): Delete edge vectors.
1829 (compute_pre_data): Call new edge based lcm routines.
1830 (process_insert_insn): New function.
1831 (insert_insn_end_bb): Use it.
1832 (pre_edge_insert): New function.
1833 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1835 (pre_insert_copies): Revamp using new edge based lcm outputs.
1836 (pre_delete): Likewise.
1837 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1839 (compute_code_hoist_vbeinout): New new edge based routines.
1840 * lcm.c: Remove all the old LCM functions. Replace with new ones
1841 that work with the new cfg datastructures and work with edges
1844 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1846 * reload.h (struct reload): Add new fields "mode" and "nregs".
1847 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1848 to reference the "mode" and "nregs" field within struct reload.
1850 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1852 * haifa-sched.c (true_dependency_cache): New.
1853 (add_dependence): Use the true dependency cache to avoid expensive
1854 walks down the LOG_LINKS dependency list. Add entries to the
1856 (remove_dependence): Remove entries from the true dependency cache
1858 (schedule_insns): Allocate and initialize and free the true
1861 * haifa-sched.c (schedule_insns): Do not remove inter-block
1862 dependencies anymore.
1864 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1866 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1867 * i386/t-winnt: Likewise.
1869 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1871 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1873 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1875 * Makefile.in (LANGUAGES): Omit "proto".
1876 (clean): Remove stale comment about removing unprotoize.c.
1878 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1880 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1881 using arithmetic on void pointers.
1883 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1885 * haifa-sched.c (compute_block_forward_dependencies): Only check
1886 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1888 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1890 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1891 (expr_equiv_p): Reject memories with different alias sets.
1893 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1895 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1896 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1897 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1898 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1899 (lang_init): Set default for flag_bounds_check if still "unspecified".
1901 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1903 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1905 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1907 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1910 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1912 * config/c4x/c4x.md (*db_noclobber,
1913 *decrement_and_branch_until_zero_noclobber): New patterns and
1914 associated splitters.
1916 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1918 * config/c4x/c4x.md (parallel instruction patterns): Rework
1919 constraints to keep reload happy.
1921 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1923 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1924 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1925 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1926 Add new patterns and associated post-reload splitters.
1928 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1930 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1932 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1934 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1936 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1938 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1940 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1943 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1945 * pa.c (move_operand): Rely on memory_address_p to determine the
1946 validity of non-indexed memory addresses.
1947 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1948 operand in DFmode and SFmode when generating PA2.0 code.
1950 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1952 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1954 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1956 * mips.c (function_prologue): Fix argument types.
1957 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1958 (casesi_internal): Write to the scratch register.
1960 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1962 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1964 (parse_charconst): Delete unnecessary cast when calling
1966 (cpplib.h): Kill prototype of cpp_parse_escape.
1968 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1970 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1971 * unroll.c (unroll_loop): Cast return value of alloca.
1972 * i370/i370.c: Include function.h and toplev.h.
1973 (i370_label_scan): Remove c++ commented abort.
1974 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1975 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1976 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1977 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1979 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1981 * config/t-freebsd: Do not override USER_H.
1982 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1984 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1985 Mumit Khan <khan@xraylith.wisc.edu>
1987 * c-parse.in (component_decl): Support anonymous struct/union.
1989 * c-parse.y: Regenerate.
1990 * c-parse.c: Likewise.
1991 * objc/objc-parse.y: Likewise.
1992 * objc/objc-parse.c: Likewise.
1993 * c-decl.c (finish_struct): Don't sort the fields.
1994 (field_decl_cmp): Delete unused function.
1996 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1998 * sparc.md (movsf_const_intreg): Revert last constraint change.
1999 (movdf_const_intreg_sp32): Likewise.
2001 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
2003 * cse.c: Include hashtab.h instead of splay-tree.h
2004 (struct cse_reg_info): No longer use variant union. Add new
2005 field "regno". All references changed to avoid union.
2006 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
2007 (free_cse_reg_info): Remove.
2008 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
2009 (get_cse_reg_info): Revamp to use expandable hash tables instead
2010 of splay trees. Initialize new fields in cse_reg_info structure.
2011 (new_basic_block): Similarly.
2013 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
2015 * genrecog.c (message_with_line): Prototype.
2016 (validate_pattern): Pass along the set for the dest, not a flag.
2017 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
2018 Check for PC/CC0 as sources.
2019 (nodes_identical): Check for children position match before
2020 allowing the combination.
2022 * rtl.c (read_rtx): Track line number across \\\n.
2024 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
2026 * mips.h (SPECIAL_MODE_PREDICATES): New.
2027 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
2028 (movdi+1, movsi+1): Add output reload constraint.
2029 (casesi_internal): Likewise. Fix commentary.
2030 (return_internal): Use pmode_register_operand.
2032 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
2034 * 1750a.md (movstrqi): Add missing output reload constraint.
2035 (call_value): Likewise.
2036 * a29k.md (cpxxx patterns): Add missing match_operator mode.
2037 (jmpfdec): Add missing inout reload constraint.
2038 * elxsi.md (addsi patterns): Add missing output reload constraint.
2039 (move from sp): Use @ alternates.
2040 (call_value): No constraint on output.
2041 * fr30.md (movsi_pop): Add missing output reload constraint.
2042 (movsf_constant_store): Likewise.
2043 (splits): Remove constraints.
2044 (subsi3): Add missing mode.
2045 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2046 (call_value): Likewise.
2047 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2048 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2049 * m32r.md (movsicc_internal): Add output reload constraint.
2050 (movstrsi_internal): Add inout reload constraints.
2051 * m88k.h (reg_names): Don't declare.
2052 (SPECIAL_MODE_PREDICATES): New.
2053 * m88k.md (*): Use register_operand not reg_or_0_operand
2055 * mn10200.h (PREDICATE_CODES): New.
2056 * ns32k.md (ffs pattern): Add output reload constraint.
2057 * pdp11.md (sob pattern): Add inout reload constraint.
2058 * sh.md (splits): Remove constraints.
2059 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2060 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2061 * vax.md (jgequ pattern): Add inout reload constraint.
2063 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2065 * configure.in (djgpp): Revert previous patch.
2066 * configure: Rebuit.
2067 * config/i386/djgpp.h: Revert previous patch.
2069 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2071 * fixinc/inclhack.def: Restore patch lost during last merge of
2072 "no_bogosity" branch.
2073 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2075 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2077 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2078 * fixinc/inclhack.def: Same.
2079 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2081 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2083 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2084 as the base of a PLUS.
2086 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2088 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2089 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2091 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2093 * pa.md (post_stw+1): Use pmode_register_operand.
2094 (dcacheflush, icacheflush): Likewise.
2096 * i386.md (movstricthi_1): Allow r/r.
2098 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2100 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2101 to (not (and (arg0) (arg1))). Similary for and.
2103 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2104 falltrought to assocate code.
2105 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2108 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2109 no bits in common; remove XOR to ROTATE conversion.
2111 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2113 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2115 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2117 * config/c4x/c4x.c (dst_operand): New.
2118 (PREDICATE_CODES): Update.
2119 * config/c4x/c4x.h (dst_operand): Declare it.
2120 * config/c4x/c4x.md: Define mode for each unspec usage.
2121 (move patterns): Use dst_operand predicate instead of src_operand.
2122 (movqi_update, movqf_update): Delete.
2124 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2126 * recog.c (pmode_register_operand): New.
2127 * recog.h: Declare it.
2128 * genrecog.c (pred_codes): Likewise.
2129 (special_mode_pred_table): Likewise.
2130 (validate_pattern): Don't warn no mode for address_operand.
2132 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2133 if the operand is not insn-like.
2135 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2136 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2138 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2140 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2142 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2143 instead of general_operand in a SET_DEST. Use const_double_operand
2144 instead of an explicit test against CONST_DOUBLE.
2145 (movsf_const_lo): Add missing register mode.
2146 (goto_handler_and_restore): Add auxiliary test for Pmode.
2147 (flush): Adjust to use address_operand.
2148 (return_sf_no_fpu): Add missing output constraint.
2150 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2152 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2153 for call return value.
2154 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2156 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2158 * toplev.c (main): Only warn about options for other languages.
2159 * collect2.c (main): Pass -w to sub-gcc.
2161 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2163 * flow.c (propagate_block): Add call-clobbered registers to
2166 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2167 zapping mem_set_list.
2168 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2169 (mark_set_1, mark_used_regs): Likewise.
2171 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2173 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2175 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2177 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2178 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2179 options. Also add a new item "C-only Warning Options" to the
2182 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2184 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2185 from multiple calls.
2187 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2189 * i386.md (call value patterns): Move to the end of the file.
2190 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2192 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2194 * configure.in (djgpp configuration): Define extra_objects..
2195 * configure: Rebuilt.
2196 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2197 (DTORS_SECTION_ASM_OP): Define.
2198 (INIT_SECTION_ASM_OP): Define.
2199 (FINI_SECTION_ASM_OP): Define.
2200 (DATA_SECTION_ASM_OP): Define.
2201 (TEXT_SECTION_ASM_OP): Define.
2202 (EH_FRAME_SECTION_ASM_OP): Define.
2203 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2204 (STARTFILE_SPEC): Add crtbegin.o.
2205 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2206 to here from LINK_COMMAND_SPEC.
2207 (DO_GLOBAL_CTORS_BODY): Define.
2208 (CRTSTUFF_USE_FINI_SECTION): Define
2209 (HAS_INIT_SECTION): Delete.
2211 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2213 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2215 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2217 * pa.h (PREDICATE_CODES): New.
2219 * genrecog.c (validate_pattern): Condense the destination
2222 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2224 * alpha.md (call-1): Supply missing mode for operator.
2225 (*): Add missing output reload constraints. Remove constraints
2228 * i386.h (SPECIAL_MODE_PREDICATES): New.
2229 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2230 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2231 (addsi_lea_3): Add missing mode for op 3.
2232 (prologue_set_got, prologue_get_pc): Add missing modes.
2233 (*) Add missing output reload constraints.
2235 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2237 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2238 check for member bit-size overflow and use var_size if it occurs.
2239 (layout_record): Use bitsize_int() to define the type size in bits.
2240 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2241 (layout_decl): Likewise when assigning to DECL_SIZE.
2243 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2245 * genrecog.c (validate_pattern): Typo last change. Verify
2246 that output operands have output reloads.
2248 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2250 * genrecog.c (special_mode_pred_table): New.
2251 (NUM_SPECIAL_MODE_PREDS): New.
2252 (find_operand): New.
2253 (validate_pattern): New argument `insn'. Warn for assignment to
2254 any predicate accepting non-lvalues. Conditionaly warn for
2255 match_operand without a mode. Try much harder to match source
2256 and destination modes on a set.
2257 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2259 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2261 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2263 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2265 * combine.c (simplify_logical): Recognize xor pattern that encodes
2268 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2270 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2273 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2275 * ggc-page.c (MAP_FAILED): Provide default.
2277 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2279 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2280 * sparc.h (PREDICATE_CODES): Update.
2282 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2284 * alpha.c (some_ni_operand): New.
2285 * alpha-protos.h: Declare it.
2286 * alpha.h (PREDICATE_CODES): Update.
2287 * alpha.md (sXaddq reload insns): Use some_ni_operand
2288 for SET_DEST instead of some_operand.
2290 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2291 Jim Wilson <wilson@cygnus.com>
2293 * genrecog.c (maybe_both_true_2): Don't compare modes of
2295 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2296 after find_afterward.
2297 (debug_decision_1): Dump next and afterward codes.
2299 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2301 * rtl.c (dump_and_abort): Remove.
2302 (fatal_with_file_and_line): New.
2303 (fatal_expected_char): New.
2304 (read_rtx_lineno, read_rtx_filename): New.
2305 (read_skip_spaces): Track line number.
2306 (read_name): Use fatal_with_file_and_line.
2307 (read_rtx): Use fatal_expected_char. Track line number.
2308 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2310 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2311 if it isn't a CODE_LABEL.
2313 * genattr.c (main): Set read_rtx_filename.
2314 * genattrtab.c (main): Likewise.
2315 * gencodes.c (main): Likewise.
2316 * genconfig.c (main): Likewise.
2317 * genemit.c (main): Likewise.
2318 * genextract.c (main): Likewise.
2319 * genflags.c (main): Likewise.
2320 * genopinit.c (main): Likewise.
2321 * genoutput.c (main): Likewise.
2322 * genpeep.c (main): Likewise.
2324 * genrecog.c (decision_test.u.insn): Add `lineno'.
2325 (pattern_lineno, error_count): New variables.
2326 (message_with_line): New.
2327 (add_to_sequence): Break out checking code to ...
2328 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2329 (merge_insn): Use message_with_line.
2330 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2331 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2333 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2335 * expr.c (store_constructor): Clear union if constructor is empty.
2337 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2339 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2340 Add !endian checks. Change %{...} to %(...).
2342 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2344 * i386.md (*addsi3_cc): Renamed from addcsi3.
2345 (*addsi3_carry): Renamed from addxsi3.
2346 (*subsi3_cc): Renamed from subcsi3.
2347 (*subsi3_carry): Renamed from subxsi3.
2348 (*xorqi_cc_1): Renamed from xorcqi_1.
2349 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2350 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2352 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2354 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2355 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2357 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2359 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2360 climb up the chain of insns.
2362 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2364 * genrecog.c (write_subroutine): Careful for null trees.
2365 (process_tree): Don't elide empty functions.
2367 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2369 * Makefile.in (genrtl.o): Depend on ggc.h.
2370 * configure.in (valloc): Probe for it.
2371 (with-gc): Use ggc-page if valloc present.
2372 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2373 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2374 (ggc_alloc_string): Moved from ggc-page.c.
2375 * ggc-none.c (ggc_alloc_obj): New.
2376 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2377 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2378 (struct globals): Likewise for dev_zero_fd.
2379 (init_ggc): Likewise for it's initialization.
2380 (ggc_allocated_p): Move careful dereference from ...
2381 (ggc_lookup_page_table): ... here. Delete.
2382 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2383 (alloc_anon): Use valloc if no mmap.
2384 (release_pages): Use free if using valloc.
2385 (ggc_alloc_obj): Renamed from alloc_obj.
2386 (ggc_set_mark): Renamed from mark_obj.
2387 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2388 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2389 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2390 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2391 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2392 (ggc_collect): Use fp printing instead of our own rounding.
2393 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2394 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2395 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2396 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2397 (struct ggc_string, struct ggc_any): Delete.
2398 (offsetof): Provide default definition.
2399 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2401 (struct ggc_mem): New, from corpse of ggc_any.
2402 (struct ggc_status): Delete.
2403 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2404 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2405 (n_strings_collected, n_anys_collected): Delete.
2406 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2407 (ggc_alloc_string, ggc_alloc): Delete.
2408 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2409 (ggc_free_string, ggc_free_any): Delete.
2410 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2411 (ggc_compare_addresses, ggc_mark_string): Delete.
2412 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2413 (search_data): Delete.
2414 (struct globals): New.
2415 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2416 (tree_insert, tree_lookup): New.
2417 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2418 (clear_marks, sweep_objs): New.
2419 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2420 (init_ggc): Set allocated_last_gc.
2421 (ggc_push_context): Gut. Use G.context.
2422 (ggc_pop_context): Likewise.
2423 (ggc_pop_context_1): New.
2424 (debug_ggc_tree): New.
2425 (debug_ggc_balance, tally_leaves): New.
2426 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2427 (ggc_mark_string_if_gcable): Remove decl.
2428 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2429 (ggc_mark_rtvec_children): New.
2430 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2431 (ggc_mark_if_gcable): New decl.
2432 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2433 (ggc_alloc_tree, ggc_alloc): Likewise.
2434 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2435 (ggc_alloc_obj): New decl.
2436 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2437 (ggc_alloc_tree, ggc_alloc): Likewise.
2438 (ggc_set_mark): New decl.
2439 * rtl.h (struct rtx_def): Remove gc_mark.
2440 (struct rtvec_def): Likewise.
2441 * tree.h (struct tree_common): Likewise.
2443 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2445 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2446 float_format and thread_file definitions.
2447 * configure: Rebuilt.
2449 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2451 * extend.texi (Function Names): Document types of function names.
2453 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2455 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2456 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2458 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2460 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2462 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2464 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2466 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2468 * collect2.c (main): Do prelimnary link on AIX if rflag.
2470 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2472 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2473 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2475 (__do_global_dtors): similarly for __DTOR_LIST__.
2477 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2478 Diego Novillo <dnovillo@cygnus.com>
2480 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2483 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2485 * fixincl/*: Merged "no_bogosity" branch
2486 * fixincl/fixlib.h: protect against doubly defining t_bool
2487 * fixincl/server.h: protect against doubly defining t_bool
2489 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2491 * genoutput.c: Include toplev.h.
2493 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2495 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2497 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2498 * configure: Regenerate.
2500 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2502 * gcse.c (delete_null_pointer_checks): Returns void.
2504 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2506 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2507 * emit-rtl.c (copy_insn_1): Likewise.
2509 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2511 * config/mips/mips.c (mips_build_va_list): Correct
2512 TREE_CHAIN setting when hard-float.
2513 (mips_va_start): Use corrected setting.
2514 (mips_va_arg): Likewise. Also pass a tree to build of
2515 POSTINCREMENT_EXPR rather than a naked 'int'.
2517 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2519 * ggc.h (ggc_push_context): Fix comment.
2520 (ggc_pop_context): Likewise.
2521 (mark_string_if_gcable): Likewise.
2522 * ggc-common.c (ggc_mark_rtx_children): Use
2523 ggc_mark_string_if_gcable.
2524 * ggc-page.c (ggc_lookup_page_table): New function.
2525 (ggc_allocated_p): Likewise.
2526 (mark_obj): Fix formatting.
2527 (ggc_mark_string_if_gcable): New function.
2528 * ggc-simple.c (ggc_allocated_strings): New variable.
2529 (ggc_strings_used): Likewise.
2530 (ggc_compare_addresses): New function.
2531 (ggc_pop_context): Pop the `any' memory too.
2532 (ggc_mark_string_if_gcable): New function.
2533 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2535 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2537 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2538 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2539 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2542 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2544 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2545 (sched_reg_live_length, sched_reg_basic_block): Delete.
2546 (current_block_num, bb_live_regs, old_live_regs): Delete.
2547 (dead_notes, struct sometimes): Delete.
2548 (sched_note_set, birthing_insn_p): Delete.
2549 (adjust_priority): Gut useless reg lifetime code.
2550 (create_reg_dead_note, attach_deaths): Delete.
2551 (attach_deaths_insn, new_sometimes_live): Delete.
2552 (finish_sometimes_live): Delete.
2553 (find_pre_sched_live, find_post_sched_live): Delete.
2554 (update_reg_usage): Delete.
2555 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2556 (schedule_insns): Delete reg lifetime code.
2557 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2558 (unlink_other_notes): Adjust REG_NOTE commentary.
2559 (reemit_notes): Use REG_SAVE_NOTE.
2560 (schedule_block): Likewise.
2561 (schedule_region): Allocate bitmap of blocks in region. Use
2562 count_or_remove_death_notes. Use update_life_info.
2564 * rtl.h (REG_SAVE_NOTE): New.
2565 * rtl.c (reg_note_name): Update.
2567 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2569 * combine.c (refresh_blocks, need_refresh): New.
2570 (combine_instructions): Allocate refresh_blocks. Invoke
2571 update_life_info if needed.
2572 (distribute_notes): Mark refresh_blocks instead of installing
2574 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2575 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2577 * Makefile.in (recog.o): Depend on basic-block.h.
2579 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2581 * genrecog.c (add_to_sequence): Thinko last change: delete
2582 shadowing allow_const_int variable.
2584 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2586 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2587 __GNUC__ and __GNUC_MINOR__.
2589 * gansidecl.h: Likewise.
2595 * toplev.h: Likewise.
2601 * varray.c: Likewise.
2603 * varray.h: Likewise.
2605 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2607 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2608 use one before a jump table.
2610 * rtl.def (ADDRESS): Change documentation to match reality.
2611 * md.texi: Don't document it.
2612 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2615 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2617 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2619 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2620 known predicate block; default allow_const_int true.
2621 (debug_decision_list): New.
2623 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2625 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2627 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2629 * gcse.c (gcse_main): Avoid global optimizations if we have a
2630 large number of basic blocks and the ratio of edges to blocks
2632 (delete_null_pointer_checks): Likewise.
2634 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2636 * c-common.c (check_format_info): Warn if format string isn't a
2639 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2641 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2642 * configure: regenerate
2644 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2646 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2647 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2648 (peepholes): Re-enable.
2650 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2652 * Makefile.in (flow.o): Depend on TREE_H.
2653 * basic-block.h (REG_SET_EQUAL_P): New.
2656 (free_regset_vector): Remove declaration.
2657 (flow_delete_insn_chain): Declare.
2658 (enum update_life_extent): New.
2659 (update_life_info, count_or_remove_death_notes): Declare.
2660 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2661 Verify register live at bb->global_live_at_start before adding USE.
2662 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2663 (CLEAN_ALLOCA): New.
2665 (PROP_*): New flags.
2666 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2667 (clear_edges): Zero n_edges.
2668 (make_edge): Increment n_edges.
2669 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2670 (flow_delete_insn_chain): Export.
2671 (delete_block): Decrement n_edges.
2672 (merge_blocks_nomove): Likewise.
2673 (life_analysis): Give life_analysis_1 PROP flags.
2674 (verify_wide_reg_1, verify_wide_reg): New.
2675 (verify_local_live_at_start): New.
2676 (update_life_info): Rewrite to call into propogate_block.
2678 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2679 always mark stack pointer. Conditionally mark PIC register.
2680 After reload, mark call-saved registers, return regsiters.
2681 (life_analysis_1): Accept PROP flags not remove_dead_code.
2682 Call mark_regs_live_at_end before zeroing regs_ever_live.
2683 Use calculate_global_regs_live. Copy global_live_at_end before
2684 calling final propagate_block. Zero reg_next_use on exit.
2685 (calculate_global_regs_live): New.
2686 (allocate_bb_life_data): Don't allocate bb->local_set.
2687 (init_regset_vector, free_regset_vector): Remove.
2688 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2689 Test flags before every operation. Warn if prologue/epilogue insn
2690 would have been deleted.
2691 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2692 Use alloc_EXPR_LIST.
2693 (mark_used_regs): Accept and use FLAGS, not FINAL.
2694 Remove special handling for RETURN.
2695 (try_pre_increment): Use alloc_EXPR_LIST.
2696 (dump_flow_info): Dump n_edges.
2697 (unlink_insn_chain, split_hard_reg_notes): Remove.
2698 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2699 (find_insn_with_note, new_insn_dead_notes): Remove.
2700 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2701 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2702 (replace_insns): Remove.
2703 (count_or_remove_death_notes): New.
2704 (verify_flow_info): Abort on error after all checks.
2705 (remove_edge): Decrement n_edges.
2706 (remove_fake_edges): Tweek format.
2707 * haifa-sched.c (schedule_insns): Use split_all_insns.
2708 * output.h (update_life_info): Remove declaration.
2709 * recog.c (split_all_insns): From the corpse of split_block_insns,
2710 do the whole function block by block. Use update_life_info.
2711 (recog_last_allowed_insn): New.
2712 (recog_next_insn): Mind it.
2713 (peephole2_optimize): Set it. Walk backwards through blocks.
2714 Use update_life_info.
2715 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2716 (split_all_insns): Declare.
2717 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2718 Use split_all_insns.
2720 * i386.md (or -1 peep2s): Disable.
2722 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2724 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2725 a single pattern. Scrap the 'd' versions as unnecessary.
2727 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2728 tablejump_mips162,tablejump_internal4): The operands to a
2729 label_ref must be VOIDmode.
2731 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2733 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2735 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2737 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2739 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2741 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2742 cache every function if ggc_p.
2744 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2746 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2747 instead of copy_rtx. Accept sequences that contain asm statements.
2748 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2749 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2750 orig_asm_operands_vector, copy_asm_operands_vector,
2751 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2753 * rtl.h (copy_insn, copy_insn_1): Declare.
2755 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2757 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2759 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2760 arguments to `current_file_function_operand'.
2762 * genrecog.c: Include hard-reg-set.h and resource.h in the
2763 generated output file.
2765 * real.c: Include tm_p.h.
2767 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2769 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2772 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2774 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2775 before the fctiwz insn.
2777 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2778 Mark Mitchell <mark@codesourcery.com>
2780 * tree.c (make_lang_type_fn): New funtion pointer.
2781 (make_lang_type): Call it.
2782 * tree.h (make_lang_type): Declare.
2783 (make_lang_type_fn): Likewise.
2784 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2786 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2788 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2789 make sure that HIGH instructions are copied into BASE_REGS.
2791 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2793 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2795 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2797 * c-decl.c (finish_struct): Use simpler method of
2798 removing elements of a singly-linked list.
2800 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2802 * alpha.md (peephole2's): Comment out peephole2's that generate
2805 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2807 * genrecog.c (add_to_sequence): Disable mode check for
2810 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2812 * ggc-simple.c (init_ggc): Set empty_string.
2814 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2816 * configure.in: Detect mmap. Add --with-gc=foo to select
2817 garbage collector; default to page if mmap available.
2818 * Makefile.in (GGC): Substitute.
2820 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2822 * c-decl.c (ggc_p): Enable.
2824 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2826 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2828 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2830 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2831 string for little-endian-data.
2833 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2835 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2836 case somebody tries to compile --enable-checking code with gcc
2839 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2841 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2844 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2846 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2847 * jump.c (jump_optimize_1): Document why.
2849 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2851 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2852 pointers and casts for `int_handler' and `quit_handler'.
2854 * flow.c (verify_flow_info, split_hard_reg_notes,
2855 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2856 remove_edge, remove_fake_successors): Add static prototypes.
2857 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2858 (mark_set_1): Initialize variable `regno'.
2859 (unlink_insn_chain): Likewise for variable `curr'.
2860 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2862 * loop.c (strength_reduce): Initialize variable
2863 `unrolled_insn_copies'.
2864 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2865 prototypes. Change these functions to take const PTR parameters
2866 to avoid prototype conflict when used as the comparson argument
2868 (check_dbra_loop): Initialize variable `comparison_val'.
2870 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2871 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2872 (find_valid_class): Initialize variable `best_class'.
2873 (find_reloads): Call memcpy, not bcopy.
2875 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2876 (hard_reg_use_compare): Don't needlessly cast away const.
2877 (reload_reg_class_lower): Likewise.
2878 (choose_reload_regs): Initialize variable `regno'.
2880 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2882 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2884 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2886 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2887 ({,d}discard): Add forward declarations. Declare parameter as
2889 (main_without_main): Explicitly declare return type to be int.
2890 (memcpy): Properly declare.
2892 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2893 building the trampoline support, declare malloc, free, and
2895 (__clear_cache): Mark arguments as potentially unused.
2897 * frame.c (toplevel): If inhibit_libc is defined, declare
2900 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2902 * flow.c (make_edge): Accept an optional 2D bitmap in which
2903 to cache edge existence. Update all callers.
2904 (make_label_edge, make_eh_edge): Pass through the edge cache.
2905 (make_edges): Provide the cache.
2907 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2909 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2911 (local_mbtowc): Change the type of variable `i' from int to size_t.
2913 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2914 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2916 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2918 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2919 after other includes that define the appropriate types. Include
2920 tm_p.h for getting user prototypes.
2921 * ggc-callbacks.c (toplevel): Ditto.
2922 * ggc-none.c (toplevel): Ditto.
2923 * gcc-page.c (toplevel): Ditto.
2924 * ggc-simple.c (toplevel): Ditto.
2926 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2927 Jonathan Larmour <jlarmour@cygnus.co.uk>
2929 * config/mips/mips.c (mips_move_2words): Split doubles if
2930 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2932 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2934 * genrecog.c (struct decision_test): New.
2935 (struct decision): Remove test-related members, sort the rest by size.
2936 (IS_SPLIT): Simplify.
2937 (new_decision, new_decision_test): New.
2938 (add_to_sequence): Use them. No special handling for args of
2940 (maybe_both_true): Renamed from not_both_true; return sense changed.
2941 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2942 of maybe_both_true and adjusted for decision_test.
2943 (position_merit): Remove.
2944 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2945 (merge_accept_insn): New, broken out of merge_trees.
2946 (merge_trees): Use them. No special case for c_test; no node
2947 splitting; use test type instead of position_merit.
2948 (factor_tests): New.
2949 (simplify_tests): New.
2950 (break_out_subroutines): Don't write code now.
2951 (find_afterward): New.
2952 (write_afterward, write_switch, write_cond): New.
2953 (write_action, is_unconditional): New.
2954 (write_node): New. Use them.
2955 (write_tree_1): Rewrite. Use the new functions above.
2956 (write_tree): Remove afterward processing.
2957 (write_subroutine): Simplify function variant emission.
2958 (write_subroutines): New.
2959 (same_codes, clear_codes): Remove.
2960 (same_modes, clear_modes): Remove.
2961 (write_header): New, broken out of main.
2962 (make_insn_sequence): Use new_decision and new_decision_test.
2963 (process_tree): New, broken out of main.
2964 (main): Adjust for merge_trees interface change.
2965 Don't #define operands in the output file.
2966 (record_insn_name): New, broken out of make_insn_sequence.
2967 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2968 (debug_decision): New.
2970 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2972 * resource.c (find_free_register): Mark class_str argument const.
2973 * resource.h: Update prototype to match.
2975 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2976 * i386.md: Give all anonymous insns names.
2978 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2980 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2983 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2985 * toplev.c (dbr_sched_time): Unconditional.
2986 (peephole2_time): New.
2987 (compile_file): Add pass numbers to all of the dump file suffixes.
2988 Dump peephole2_time. Don't dump times for non-applicable passes.
2989 (rest_of_compilation): Add pass numbers to dump file suffixes.
2990 Conditionalize calls to the scheduler.
2991 * invoke.texi: Update.
2993 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2995 * flow.c (make_edges): Fix insn iteration.
2996 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2997 (find_basic_blocks_1): Fix spelling mistake.
2999 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
3001 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
3002 always have side-effects. Use memset not bzero.
3003 (make_node): Likewise.
3005 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
3007 * stmt.c (expand_anon_union_decl): When any of the elements of the
3008 union is addressable, so is the entire union.
3010 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
3012 * sbitmap.c (sbitmap_ones): Don't set too many bits.
3014 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
3015 * bitmap.c (bitmap_operation): Return true iff TO changed.
3016 (bitmap_equal_p): New.
3017 (bitmap_bit_p): Tidy arithmetic.
3018 (debug_bitmap_file): Likewise.
3020 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
3022 * toplev.c (rest_of_compilation): Turn on cse_not_expected
3023 before cse2 instead of after.
3025 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
3027 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
3030 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3032 * cppinit.c (is_idchar initializer): Loosen tests to accept
3035 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3037 * mips.md: Define conditional move patterns for floating point
3038 operands and DI mode conditions.
3040 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3042 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3043 always have side-effects.
3045 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3047 * mn10200.c (asm_file_start): Fix typo.
3049 * cppinit.c (is_idchar initializer): Tighten tests for when
3050 to put the table into initialized memory.
3052 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3053 not an array of rtunion.
3054 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3055 * gcc-simple (ggc_free_rtvec): Similarly.
3057 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3060 * mbchar.h: Add missing #endif.
3062 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3063 (FPBIT, DPBIT): Define.
3065 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3067 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3069 * profile.c (instrument_arcs, output_gcov_string,
3070 tablejump_entry_p): Add static prototypes.
3071 (output_gcov_string): Constify a char*.
3073 * regmove.c (replacement_quality, fixup_match_2): Add static
3076 * resource.h (reg_dead_p): Add extern prototype.
3078 * rtl.c (trim_filename): Add static prototype.
3080 * scan-decls.c (skip_to_closing_brace): Likewise.
3082 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3083 (expand_end_case): Initialize variable `range'.
3084 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3086 * varasm.c (asm_emit_uninitialised): Add static prototype.
3087 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3090 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3092 * cpplib.c (if_directive_nameo): Add static prototype.
3094 * cse.c (cse_insn): Remove unused variable `p'.
3096 * except.c (create_rethrow_ref, push_entry,
3097 receive_exception_label, new_eh_region_entry, find_func_region,
3098 clear_function_eh_region, process_nestinfo): Add static prototypes.
3099 (get_reg_for_handler): Hide definition.
3100 (process_nestinfo): Initialize variable `extra_handlers'.
3102 * expr.h (expand_builtin_longjmp): Add extern prototype.
3104 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3106 * function.c (prepare_function_start): Likewise.
3107 (pop_function_context_from): Mark parameter `context' with
3109 (push_temp_slots_for_block, flush_addressof): Hide definition.
3111 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3112 solve_program_flow_graph, calculate_branch_probs,
3113 function_summary, main, fancy_abort): Add prototypes.
3115 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3116 (add_hash): Constify a char*.
3118 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3119 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3120 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3122 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3124 * lists.c (free_list, zap_lists): Likewise.
3126 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3128 * alias.c (nonlocal_reference_p): Add static prototype.
3130 * bitmap.c (bitmap_element_allocate): Prototype args in function
3133 * builtins.c (stabilize_va_list): Add static prototype.
3134 (expand_builtin_va_arg): Constify a char*.
3136 * c-lex.c (getch, put_back, extend_token_buffer_to,
3137 read_line_number, token_getch, token_put_back): Add static
3140 * c-parse.gperf (hash, is_reserved_word): Likewise.
3142 * cccp.c (is_dir_separator): Likewise.
3144 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3146 * graph.h: New file to prototype functions exported by graph.c.
3148 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3150 * graph.c: Include graph.h.
3152 * toplev.c: Likewise. Remove redundant prototypes.
3154 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3156 * invoke.texi: Removed duplicated description for -Q.
3158 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3160 * extend.texi: Grammar fix in __extension__ text.
3162 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3164 * md.texi (define_peephole2): New section.
3166 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3168 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3169 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3172 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3174 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3176 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3178 * i386.md (ffs expander): Emit Pentium friendly code for
3181 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3183 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3187 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3189 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3191 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3193 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3196 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3198 * md.texi (No Constraints): Delete section.
3199 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3200 * final.c (final_scan_insn): We always have register constraints.
3201 * genattrtab.c: Don't include "insn-config.h".
3202 (write_attr_case): We always have register constraints.
3203 * genconfig.c (register_constraint_flag): Delete.
3204 (walk_insn_part): Don't check whether we have register constraints.
3205 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3206 * genoutput.c (have_constraints): Delete.
3207 (main): Don't set it.
3208 (output_operand_data): We always have constraints.
3209 (scan_operands): Likewise.
3210 (compare_operands): Likewise.
3211 * local-alloc.c (block_alloc): We always have constraints.
3212 (requires_inout): Always compile this function.
3213 * recog.c (extract_insn): We always have constraints.
3214 (constrain_operands, reg_fits_class_p): Always compile these
3216 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3218 (struct insn_operand_data): Likewise.
3219 * regclass.c (regclass): We always have constraints.
3220 (record_reg_classes, copy_cost, record_address_regs,
3221 auto_inc_dec_reg_p): Always compile these functions.
3222 * regmove.c (regmove_optimize): We always have constraints.
3223 * reload.c (find_reloads): Likewise.
3224 * reload1.c (reload): Likewise.
3225 (reload_cse_simplify_operands): Likewise.
3226 * i860.c (output_delay_insn): Likewise.
3228 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3230 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3232 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3234 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3235 for the va_list record.
3237 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3239 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3242 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3244 * alias.c: Include insn-flags.h.
3245 * Makefile.in (alias.o): Update.
3247 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3249 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3250 to LTU and GEU. Handle more cases using sbb.
3252 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3254 * i386.md (truncatexfdf splitters): Do not use subreg.
3255 (fop XFmode patterns): Fix mode in operand testing.
3257 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3259 * jump.c (jump_optimize_1): Amend last change to test only the
3260 form of the operand, not the insn.
3262 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3263 not register_operand to determine when B may need preloading.
3265 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3267 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3268 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3269 (call-value patterns): Move to end of file.
3270 (*): Remove mode from label_ref in (pc) context.
3271 (movstrqi): Use memory not general_operand for BLKmode operands.
3272 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3273 to register_operand operands.
3274 (peep2 patterns): Convert from commented-out peephole patterns.
3276 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3278 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3279 to BUILT_IN_INIT_DWARF_REG_SIZES.
3280 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3281 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3282 expand_builtin_init_dwarf_reg_sizes.
3283 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3284 with __builtin_init_dwarf_reg_size_table.
3285 * dwarf2out.c (struct reg_size_range): Delete.
3286 (expand_builtin_init_dwarf_reg_sizes): New function.
3287 (expand_builtin_dwarf_reg_size): Delete.
3288 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3289 (expand_builtin_dwarf_reg_size): Don't declare.
3290 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3291 (dwarf_reg_size_table): New.
3292 (init_reg_size_table): New function.
3293 (copy_reg): Use dwarf_reg_size_table.
3294 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3297 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3299 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3300 Correctly build argument list to constructor and destructor functions.
3302 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3304 * c-tree.h (warn_float_equal): Declare.
3305 * c-decl.c (warn_float_equal): Define.
3306 (c_decode_option): Recognize -W[no-]float-equal.
3307 * c-typeck.c (build_binary_op): Conditionally warn
3308 about equality tests of floating point types.
3309 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3310 * invoke.texi: Add docs for -Wfloat-equal warning.
3312 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3314 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3315 generating RTL directly.
3316 * mips.h (INIT_TARGET_OPTABS): Likewise.
3317 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3319 * expr.h (init_mov_optab): Delete declaration
3321 * h8300.c (WORD_REG_USED): Update to avoid useless register
3322 saves in interrupt functions and functions which never return.
3324 * cse.c (struct set): Delete inner_dest_loc field.
3325 (cse_insn): Remove assignments to inner_dest_loc field.
3327 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3329 * ggc-page.c: Don't include <unistd.h> etc taken care of
3330 by "system.h". Include <sys/mman.h> afterward.
3332 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3334 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3337 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3339 * xcoffout.c (xcoffout_declare_function): Add documentation.
3340 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3341 TARGET_64BIT. Compare constant to -1, not bit pattern.
3342 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3343 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3346 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3348 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3350 (gen_inlined_enumeration_type_die): Do not abort if the type has
3351 not been writeen out.
3352 (gen_inlined_structure_type_die): Do not abort if the type has
3353 not been writeen out.
3354 (gen_inlined_union_type_die): Do not abort if the type has
3355 not been writeen out.
3356 (gen_tagged_type_instantiation_die): Do not abort if the type
3357 has not been written out.
3359 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3361 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3363 * reg-stack.c (straighten_stack): Copy hard reg set with
3366 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3368 * builtins.c (stabilize_va_list): Stabilize array type va_list
3369 to a pointer type, not the base record type.
3370 (expand_builtin_va_copy): Dereference the pointers explicitly;
3371 use the correct size for the copy.
3373 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3374 (rs6000_va_arg): Likewise.
3376 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3378 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3380 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3382 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3384 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3386 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3388 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3389 (init_ggc): Use it instead of a constant.
3390 (ggc_collect): Bound allocated_last_gc by it.
3392 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3394 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3397 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3399 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3400 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3402 * config/mips/openbsd.h: New, OpenBSD little endian target.
3403 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3404 * config/mips/xm-openbsd.h: New, OpenBSD host.
3406 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3408 * config/m68k/m68k.c (output_function_prologue,
3409 output_function_epilogue): Use
3410 current_function_uses_pic_offset_table instead of regs_ever_live
3411 to decide whether to save/restore pic register.
3412 (legitimize_pic_address): Don't modify regs_ever_live any more.
3414 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3416 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3417 * stor-layout.c (variable_size): Don't add sizes to the pending
3418 sizes list if x_dont_save_pending_sizes_p is set.
3420 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3422 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3423 for symbolic_operand().
3424 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3426 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3428 * combine.c (gen_rtx_combine): Add missing call to va_end().
3430 * final.c (asm_fprintf): Likewise.
3432 * genattrtab.c (attr_rtx): Likewise.
3434 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3436 * cse.c: Update comments.
3437 (cse_insn): When converting a conditional/computed jump into
3438 an unconditional jump, always make sure a BARRIER immediately
3439 follows the converted jump. Do not delete unreachable code.
3440 (cse_basic_block): Do not delete unreachable code.
3441 * toplev.c (rest_of_compilation): Move call to
3442 delete_trivially_dead_insns after the conditional call to
3445 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3447 * collect2.c (make_temp_file): Don't prototype.
3449 * gcc.c (make_temp_file): Likewise.
3451 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3453 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3455 * varasm.c (asm_emit_uninitialised): New function: Generate
3456 the assembler statements necessary to declare an uninitialised
3458 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3460 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3461 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3463 (assemble_variable): Use asm_emit_uninitialised to emit an
3464 uninitialised variable.
3466 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3468 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3469 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3470 <geoffk@cygnus.com>.
3472 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3474 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3475 * c-common.h (builtin_function): Don't declare.
3477 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3479 (pushdecl): Likewise.
3480 (finish_decl): Likewise.
3481 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3482 int. All callers changed.
3483 Set the builtin's DECL_BUILT_IN_CLASS.
3484 * tree.h (enum built_in_class): New.
3485 (enum built_in_function): Delete NOT_BUILT_IN.
3486 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3488 (DECL_SET_FUNCTION_CODE): Likewise.
3489 (DECL_BUILT_IN_CLASS): New macro.
3490 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3491 (struct tree_decl): Split builtin function code field into a
3493 (builtin_function): Declare.
3495 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3497 * optabs.c (init_traps): Fix typo in last change.
3499 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3501 * toplev.c (rest_of_decl_compilation): Update comment.
3503 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3505 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3506 in .sbss if appropriate.
3507 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3508 (SBSS_SECTION_ASM_OP): New macro.
3509 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3510 (EXTRA_SECTIONS): Add in_sbss.
3511 * config/mips/mips.h: Prototype sbss_section.
3513 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3515 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3518 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3520 * optabs.c (init_traps): Register trap_rtx as a GC root.
3522 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3524 * config/mips/mips.c (function_arg_pass_by_reference): Define
3525 unconditionally, since it's called unconditionally.
3527 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3529 * toplev.c (documented_lang_options): Add -fshort-wchar.
3530 * c-decl.c (c_decode_option): Likewise.
3531 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3533 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3534 * gcc.c (default_compilers): If -fshort-wchar,
3535 override __WCHAR_TYPE__.
3536 * tm.texi (C Dialect Options): Add -fshort-wchar.
3538 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3539 symbol for a variable.
3541 * cpplib.h (CPP_PREPROCESSED): New macro.
3542 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3543 we're seeing this input for a second time.
3545 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3547 * emit-rtl.c (init_emit_once): Initialize modes first.
3549 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3551 * config/i386/i386.c (pic_label_name): Change to char pointer.
3552 (global_offset_table): New variable.
3553 (load_pic_register): Fill global_offset_table if it hasn't
3554 already been done. Allocate pic_label_name dynamically.
3555 * ggc.h (empty_string): New variable.
3556 * ggc-simple.c (empty_string): Likewise.
3557 (init_ggc): Allocate empty_string and add as root.
3558 * stmt.c (digit_strings): New variable.
3559 (init_stmt): Add last_block_end_note as root. Allocate and
3560 initialize digit_strings.
3561 (expand_asm_operands): Use empty_string instead of string
3562 constant. Use digit_strings instead of string constants.
3563 * profile.c (init_arc_profiler): Allocate string with
3564 ggc_alloc_string instead of xmalloc.
3565 (output_func_start_profiler): Likewise.
3566 * c-typeck.c (digest_init): Check if init is error_mark_node.
3568 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3569 Richard Henderson <rth@cygnus.com>
3571 * ggc-page.c: New file.
3572 * Makefile.in (ggc-page.o): New.
3574 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3576 * invoke.texi: Document -fdelete-null-pointer-checks
3577 * toplev.c (flag_delete_null_pointer_checks): New.
3578 (f_options): Add entry for -fdelete-null-pointer-checks.
3579 (rest_of_compilation): Conditionalize null pointer check
3580 elimination on flag_delete_null_pointer_checks.
3581 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3583 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3585 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3586 copyright notice and special exception to GPL.
3588 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3590 * abi64.h (mips_function_value): Add prototype arguments.
3592 * mips-protos.h: New file with mips prototypes.
3594 * mips.c: Include "tm_p.h".
3595 (mktemp, lookup_name): Add prototype arguments.
3596 (extern_list, string_constant, mips_fill_delay_slot,
3597 mips_output_external, mips_output_external_libcall,
3598 mips_output_filename, mips_declare_object, function_prologue,
3599 mips_expand_prologue, function_epilogue, mips16_constant,
3600 build_mips16_function_stub, mips_output_conditional_branch):
3602 (mips_va_start): Remove unused variable `u'.
3603 (mips_va_arg): Cast value to unsigned when comparing against one.
3605 (save_restore_insns, mips_expand_prologue): Add missing arg in
3606 call to `large_int'.
3608 * mips.h: Move prototypes to mips-protos.h.
3609 (data_section, memory_address_p, rdata_section,
3610 readonly_data_section, simple_epilogue_p, text_section): Delete
3611 prototypes delcared elsewhere.
3612 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3614 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3616 * mips.md: Delete extra args in call to `mips_move_2words'.
3618 * xm-iris6.h (alloca): Add prototype argument.
3620 * genpeep.c: Include "tm_p.h" in generated output file.
3622 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3624 * basic-block.h (find_edge_index): Change parameters.
3625 * flow.c (verify_edge_list): Pass basic_block parameters to
3626 find_edge_index instead of integers.
3628 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3630 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3633 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3635 * gcc.1: Fix a formatting error.
3637 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3639 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3640 i786, mn10200, mn10300, pdp11, v850.
3642 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3644 * libgcc2.c (num_digits): Add prototype with
3645 __attribute__((const)).
3646 (__terminate): Add prototype.
3648 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3650 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3652 * alpha/alpha.c (print_operand): Fix type of `code'.
3653 (alpha_output_filename): Constify.
3654 * alpha/alpha.h: Move all function declarations ...
3655 * alpha/alpha-protos.h: ... here. New file.
3656 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3657 (SECTION_FUNCTION_TEMPLATE): Likewise.
3659 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3661 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3662 * expr.c (expand_expr): Likewise.
3663 (do_jump): Likewise.
3664 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3665 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3667 (enum can_compare_purpose): New.
3668 (can_compare_p): Adjust prototype.
3669 (prepare_cmp_insn, prepare_operand): Declare.
3670 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3671 * optabs.c (cmp_available_p): Deleted.
3672 (expand_abs): Pass ccp_jump to can_compare_p.
3673 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3674 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3675 Call can_compare_p rather than cmp_available_p.
3676 (prepare_operand): No longer static.
3677 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3678 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3679 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3680 sequence to use emit_cmp_and_jump_insns.
3681 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3683 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3685 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3686 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3687 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3688 (plus (reg) (const_int 0))
3689 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3691 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3693 * rs6000.c (expand_block_move): DImode loads and stores require
3694 word-aligned displacements. Increment address registers with
3695 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3697 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3699 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3700 is no name for the base type, rather than segfault. If we are
3701 writing out a complex integer type, use DW_ATE_lo_user.
3703 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3704 in one word or less (complex char, complex short, or on 64 bit
3705 systems complex float) to/from a hard register, copy it through
3706 memory instead of dying in gen_{real,imag}part. If we have a
3707 short complex type, prevent inlining since it allocates stack
3710 * tree.c (build_complex_type): If we are writing dwarf2 output,
3711 generate a name for complex integer types.
3713 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3715 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3716 * flow.c (remove_edge): Remove extra whitespace.
3717 (remove_fake_edges): Fix comment.
3718 (add_noreturn_fake_exit_edges): Use the correct name.
3720 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3722 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3723 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3724 (clean): Depend on INTL_CLEAN.
3725 (maintainer-clean): Adjust.
3727 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3729 * configure.in (AC_PREREQ): Bump to 2.13.
3730 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3732 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3734 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3736 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3738 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3739 (HAVE_STRINGIZE): Define.
3741 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3743 * c-parse.in: save and restore warn_pointer_arith on __extension__
3744 along with pedantic.
3745 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3746 Set the type of extension to itype rather than $<itype>1 kludge.
3747 * extend.texi (Alternate Keywords): Adjust documentation.
3748 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3750 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3752 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3753 most assembler templates.
3755 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3756 FP loads and stores.
3757 (following_call): Always return zero for the PA8000.
3758 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3759 FP loads and stores.
3760 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3762 * pa.h (BRANCH_COST): Define.
3764 * pa.md (return, return_internal): Use bve for PA2.0.
3766 * pa.md (fused multiply): Add variants which reduce height for the
3767 fused multiply, but which still generate 2 insns.
3768 (fnegabs): Similarly.
3770 * pa.md (subsi3): Turn into an expander. Create two anonymous
3771 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3772 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3774 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3776 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3778 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3779 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3781 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3784 * flow.c (record_active_eh_regions): Terminate loop after finding
3785 the last insn in the last basic block.
3787 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3789 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3791 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3793 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3795 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3797 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3798 splitting to not use output template.
3800 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3802 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3803 * config/c4x/c4x.c (c4x_va_start): New function.
3805 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3807 * genrecog.c (not_both_true): Handle correctly cases when called for
3808 tests with different positions in the insn.
3810 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3812 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3814 * system.h (HOST_PTR_PRINTF): ... to here.
3816 * mips-tfile.c: Don't include machmode.h.
3818 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3819 (mips-tfile.o): Don't depend on machmode.h.
3821 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3823 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3824 avoid conflicts with typedef struct `region' at the top level scope.
3826 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3828 * basic-block.h (basic_block): Add eh_beg, eh_end.
3829 * flow.c (entry_exit_blocks): Update.
3830 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3832 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3833 lists.c functions to allocate insn lists.
3834 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3836 (make_eh_edge): ... here. New.
3837 (move_stray_eh_region_notes): New.
3838 (record_active_eh_regions): New.
3839 (delete_unreachable_blocks): Split out block merging ...
3840 (try_merge_blocks): ... here. New.
3841 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3842 Dump debugging data.
3843 (merge_blocks_move_successor_nojumps): Likewise.
3844 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3846 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3848 * extend.texi (Bound member functions): Document unbound pmf
3851 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3853 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3854 has the EXIT_BLOCK as a dest.
3856 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3858 * flow.c (remove_edge): New function to remove an edge from the
3860 (remove_fake_successors): New function to remove fake successor edges.
3861 (remove_fake_edges): New function to remove all fake edges from the
3863 (add_fake_exit_edges): New function to add fake edges from all blocks
3864 with no successors to the exit block.
3865 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3866 prototypes for new functions.
3868 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3870 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3871 Use Pmode to determine whether to output .dword or .word.
3873 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3875 * tree.c (built_in_filename): New variable.
3876 (BUILT_IN_FILENAME): New macro.
3877 (init_tree_codes): Allocate built_in_filename.
3878 (make_node): Use built_in_filename instead of string constant.
3880 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3882 * configure.in: Add fr30 target.
3883 * configure: Regenerate.
3884 * config/fr30: New directory.
3885 * config/fr30/crti.asm: New file.
3886 * config/fr30/fr30.c: New file.
3887 * config/fr30/crtn.asm: New file.
3888 * config/fr30/fr30.h: New file.
3889 * config/fr30/fr30.md: New file.
3890 * config/fr30/lib1funcs.asm: New file.
3891 * config/fr30/t-fr30: New file.
3892 * config/fr30/xm-fr30.h: New file.
3894 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3896 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3897 BARRIER at the end of the successor, not the BARRIER before
3900 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3902 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3904 * stmt.c (any_pending_cleanups): Don't crash when
3905 current_function->stmt is unset.
3907 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3909 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3910 other initializations that may use it for relative offsets.
3912 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3914 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3915 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3916 * config/i386/sol2dbg.h: Removed.
3917 * config/i386/sol2gas.h: New file, to enable gas work-around.
3918 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3919 Don't use sol2dbg.h.
3920 * configure: Rebuilt.
3922 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3924 * invoke.texi (-fthis-is-variable): Remove documentation.
3926 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3928 * basic-block.h (compute_bb_for_insn): Declare.
3929 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3930 to use; set size of basic_block_for_insn directly.
3931 (find_basic_blocks): Update.
3933 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3935 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3937 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3939 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3940 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3942 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3944 * c-decl.c (c_decode_option): Extend comment.
3946 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3948 * toplev.c (progname): Make 'const char *'
3949 (flag_print_mem): Move out of main.
3950 (version_flag): Move out of main.
3951 (filename): Move out of main.
3952 (debug_args): Remove g prefix from options.
3953 (documented_lang_options): Remove cpplib specific options.
3954 (display_help): Add g prefix to debug options.
3955 (check_lang_option): Delete this function.
3956 (decode_d_option): New function: Decode -d... option.
3957 (decode_f_option): New function: Decode -f... option.
3958 (decode_W_option): New function: Decode -W... option.
3959 (decode_g_option): New function: Decode -g... option.
3960 (independent_decode_option): New function: Decode a language
3961 independent command line option.
3962 (main): Invoke lang_decode_option and then
3963 independent_decode_option on each command line option in
3966 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3968 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3969 * fold-const.c (fold_range_test): Do not try to fold the range
3970 test if the rhs or lhs has side effects.
3972 * basic-block.h (compute_flow_dominators): Declare.
3974 * gcse.c (alloc_code_hoist_mem): New function.
3975 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3976 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3977 (hoist_code, one_code_hoisting_pass): Likewise.
3978 (gcse_main): If optimizing for size, then hoist expressions
3979 computed in multiple dominated basic blocks.
3981 * gcse.c (invalid_nonnull_info): New function.
3982 (delete_null_pointer_checks): Likewise.
3983 * rtl.h (delete_null_pointer_checks): Declare.
3984 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3986 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3987 (merge-blocks_move_successor_nojumps): Likewise.
3988 (merge_blocks): Allow merging of some blocks, even if it requires
3989 physical movement of the blocks, but not if it requires new jumps.
3991 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3992 Callers and prototype changed.
3993 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3995 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3997 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3998 -YP when both -p and -pg are present. From i386/sol2.h.
4000 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4002 * Makefile.in (distclean): Delete tm_p.h.
4003 * configure.in: Create a new file, "tm_p.h", from a list in
4004 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
4005 "i386/i386-protos.h".
4007 * alias.c: Include "tm_p.h".
4008 * c-typeck.c: Likewise.
4009 * calls.c: Likewise.
4011 * emit-rtl.c: Likewise.
4012 * explow.c: Likewise.
4013 * expmed.c: Likewise.
4015 * final.c: Likewise.
4017 * fold-const.c: Likewise.
4018 * function.c: Likewise.
4020 * global.c: Likewise.
4021 * haifa-sched.c: Likewise.
4022 * integrate.c: Likewise.
4024 * local-alloc.c: Likewise.
4026 * optabs.c: Likewise.
4027 * recog.c: Likewise.
4028 * reg-stack.c: Likewise.
4029 * regclass.c: Likewise.
4030 * regmove.c: Likewise.
4031 * reload.c: Likewise.
4032 * reload1.c: Likewise.
4033 * reorg.c: Likewise.
4034 * resource.c: Likewise.
4036 * stor-layout.c: Likewise.
4037 * toplev.c: Likewise.
4039 * unroll.c: Likewise.
4040 * genattrtab.c (main): Make generated file include "tm_p.h".
4041 * genemit.c (main): Likewise.
4042 * genoutput.c (main): Likewise.
4043 * genrecog.c (main): Likewise.
4045 * i386.h: Delete all prototypes.
4046 * i386.c: Include "tm_p.h".
4047 (ix86_attr_length_default): Call constant_call_address_operand
4048 with correct number of arguments.
4049 * i386-protos.h: New file.
4050 * i386.md (unnamed patterns): Call constant_call_address_operand
4051 with correct number of arguments.
4052 (exception_receiver): Call load_pic_register with correct number
4055 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4057 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4059 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4061 * rtl.h (insns_safe_to_move_p): New function.
4062 * loop.c (find_and_verify_loops): Use it.
4063 * rtlanal.c (insns_safe_to_move_p): Define it.
4065 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4067 * c-pragma.c: Include ggc.h.
4068 * Makefile.in (c-pragma.o): Update.
4070 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4072 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4073 (LIB_SPEC): Likewise.
4074 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4075 Reindent -YP/-p/-pg.
4076 Copied from config/sparc/sol2.h.
4078 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4080 * c-pragma.c (mark_align_stack): New.
4082 * c-pragma.h (init_pragma): Declare it.
4083 * c-lex.c (init_parse): Call it.
4085 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4087 * configure.in: Pick up thread library on Solaris/x86 just
4088 like on Solaris/sparc.
4089 * configure: Rebuilt.
4091 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4093 * rtl.h (global_rtx_index): New enum.
4094 (global_rtl): Change to array of rtx.
4095 (pc_rtx, cc0_rtx): Redefine accordingly.
4096 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4097 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4098 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4099 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4100 (const_int_rtx): Change to array of rtx.
4101 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4103 * emit-rtl.c (global_rtl): Change to array of rtx.
4104 (const_int_rtx): Change to aray of rtx.
4105 (gen_rtx_CONST_INT): Redefine accordingly.
4106 (init_emit_once): Allocate and initialize global_rtl. Likewise
4107 for const_int_rtx. Add both as GC roots.
4108 * genattrtab.c (global_rtl): Update declaration.
4110 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4112 * Makefile (USER_H): Add iso646.h back.
4114 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4116 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4117 zapping the LOG_LINKS of sched_before_next_call.
4119 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4120 * pa.c (insn_refs_are_delayed): Renamed from
4121 insn_sets_and_refs_are_delayed.
4123 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4125 * functiion.h (struct function): Add x_whole_function_mode_p.
4126 (retrofit_block): Declare.
4127 * function.c (retrofit_block): New function.
4128 (identify_blocks): Add assertions. Allow an incomplete set of
4129 block notes if we're still generating code for the function.
4130 * integrate.c: Include loop.h.
4131 (expand_inline_function): Call find_loop_tree_blocks to map block
4132 notes to blocks when in whole-function mode. Use retrofit_block
4133 to insert new BLOCKs for the inlined function, rather than
4135 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4136 * Makefile.in (integrate.o): Depend on loop.h.
4138 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4140 * tree.h (warn_about_unused_variables): Declare.
4141 * stmt.c (warn_about_unused_variables): New function, split out
4143 (expand_end_bindings): Here.
4145 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4147 * stmt.c (preserve_subexpressions_p): Don't crash when
4148 current_function->stmt is unset.
4150 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4152 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4153 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4154 (expand_start_target_temps): Use it.
4155 * except.c (expand_eh_region_start_for_decl): Likewise.
4156 * expr.c (expand_expr): Likewise.
4158 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4160 * fold-const.c (operand_equal_p): Pay attention to side effects.
4162 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4164 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4165 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4167 * tlink.c (scan_linker_output): Look for keywords before accepting
4168 a mangled name in quotes.
4170 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4172 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4173 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4175 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4177 * alpha.md: Revert Thu Nov 26 change that came in through the
4178 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4179 Avoid earlyclobber when possible.
4181 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4183 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4185 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4186 Define HAVE_ON_EXIT.
4188 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4190 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4191 CTYPE_CONV in all ctype macros.
4193 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4196 * cexp.y (initialize_random_junk): Likewise.
4198 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4200 * i370.c (handle_pragma): Likewise.
4202 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4204 * v850.c (override_options): Likewise.
4206 * doprint.c (_doprnt): Likewise.
4208 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4211 * fixinc/server.c (load_data): Likewise.
4213 * fold-const.c (real_hex_to_f): Likewise.
4215 * genattr.c (write_upcase, gen_attr): Likewise.
4217 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4218 write_upcase): Likewise.
4220 * genemit.c (print_code): Likewise.
4222 * genopinit.c (gen_insn): Likewise.
4224 * genpeep.c (print_code): Likewise.
4226 * genrecog.c (print_code): Likewise.
4228 * optabs.c (init_libfuncs): Likewise.
4230 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4232 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4234 (reemit_notes): Likewise.
4236 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4238 * ggc.h (ggc_root): Move to ggc-common.c.
4240 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4241 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4242 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4243 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4244 * ggc-common.c (ggc_root): Move from ggc.h.
4245 (roots): Declare, static.
4246 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4247 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4248 null or check/set mark bit.
4249 (ggc_mark_roots): New.
4250 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4252 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4254 * m32r.c: Include toplev.h.
4255 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4256 (gen_compare): Rename swap_p to must_swap to match uses.
4257 Add default abort case.
4258 (m32r_output_function_epilogue): Remove unused variables.
4259 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4260 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4261 define to empty parameter list. Update all uses.
4262 (predicate decls): Use enum machine_mode not int.
4263 * m32r.md (movsi): Call abort, not fatal_insn.
4264 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4266 1999-09-14 Andrew Haley <aph@cygnus.com>
4268 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4269 use $0 instead of 0.
4271 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4273 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4274 computation out of loop over hard regs.
4276 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4278 * function.c (identify_blocks): Don't shadow a variable in an
4280 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4281 pushdecl, or poplevel to build up the new BLOCK tree.
4282 (expand_inline_function): Likewise.
4283 (integrate_parm_decls): Likewise.
4285 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4287 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4289 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4291 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4292 * invoke.texi: Document this change.
4294 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4296 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4298 (mark_emit_status): Renamed from mark_emit_state.
4299 * except.c (mark_eh_status): Renamed from mark_eh_state.
4300 Check not null before marking.
4301 (free_eh_status): New.
4302 * expr.c (mark_expr_status, free_expr_status): New.
4303 * function.c (free_machine_status): New.
4304 (free_after_parsing): New.
4305 (free_after_compilation): Move bits to free_after_parsing; call
4306 free_eh_status, free_expr_status; zero the marked members of the
4308 (prepare_function_start): No can_garbage_collect.
4309 Call init_eh_for_function.
4310 (expand_dummy_function_end): Free up current_function state.
4311 (mark_function_status): Renamed from mark_function_state.
4312 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4313 * function.h (struct function): No can_garbage_collect.
4314 (free_machine_status, free_after_parsing): Declare.
4315 (free_eh_status, free_expr_status): Declare.
4316 * ggc.h (mark_expr_status): Declare.
4317 * stmt.c (free_stmt_status): Free the struct.
4318 (mark_stmt_status): Renamed from mark_stmt_state.
4319 (init_stmt): Don't call init_eh.
4320 (init_stmt_for_function): Don't call init_eh_for_function.
4321 * toplev.c (compile_file): Call init_eh.
4322 (rest_of_compilation): Free basic block info before ggc_collect.
4323 Call free_after_parsing; conditionally call free_after_compilation.
4324 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4325 Check not null before marking.
4326 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4328 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4330 * c-lex.c (yylex): Initialize warn.
4332 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4334 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4335 register when performing secondary reloads for the SAR register.
4337 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4339 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4340 (NOTE_BLOCK): New macro.
4341 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4342 * function.h (identify_blocks): Change prototype.
4343 * function.c (identify_blocks): Simplify.
4344 (reorder_blocks): Likewise.
4345 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4346 NOTE_INSN_BLOCK_{BEG,END}.
4347 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4348 the list of saved notes if the note isn't a
4349 NOTE_INSN_BLOCK_{BEG,END}.
4350 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4352 (reemit_notes): Adjust recreation of notes to reflect new saved
4354 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4355 printing a block note.
4356 * stmt.c (block_vector): Remove.
4357 (find_loop_tree_blocks): Simplify.
4358 (unroll_block_trees): Likewise.
4359 * tree.h (reorder_block): Change prototype.
4361 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4363 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4364 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4365 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4366 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4367 (atexit, exit): Simplify.
4368 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4369 * config/lots: Remove defns of HAVE_ATEXIT.
4371 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4373 * calls.c (precompute_arguments): Fix typo in comment.
4374 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4377 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4379 * dsp16xx.c (override_options): Fix typos in GC root registration.
4381 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4383 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4385 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4386 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4387 (CC1_SPEC): Likewise.
4389 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4391 * genattr.c (main): Add extern prototype. Call return, not exit.
4392 * genattrtab.c (main): Likewise.
4393 * gencheck.c (main): Likewise.
4394 * gencodes.c (main): Likewise.
4395 * genconfig.c (main): Likewise.
4396 * genemit.c (main): Likewise.
4397 * genextract.c (main): Likewise.
4398 * genflags.c (main): Likewise.
4399 * gengenrtl.c (main): Likewise.
4400 * genopinit.c (main): Likewise.
4401 * genoutput.c (main): Likewise.
4402 * genpeep.c (main): Likewise.
4403 * genrecog.c (main): Likewise.
4405 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4406 * genattrtab.c (get_insn_name): Likewise.
4407 * gencodes.c (get_insn_name): Likewise.
4408 * genconfig.c (get_insn_name): Likewise.
4409 * genemit.c (get_insn_name): Likewise.
4410 * genextract.c (get_insn_name): Likewise.
4411 * genflags.c (get_insn_name): Likewise.
4412 * genopinit.c (get_insn_name): Likewise.
4413 * genpeep.c (get_insn_name): Likewise.
4415 * gencheck.c (usage): Add static prototype.
4416 * genextract.c (print_path): Constify a char*.
4417 * genopinit.c (optabs): Likewise.
4418 * genoutput.c (operand_data, data, output_predicate_decls,
4419 compare_operands): Likewise.
4420 * genrecog.c (write_tree): Add default case in switch.
4422 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4424 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4426 * print-rtl.c (get_insn_name): Remove prototype.
4428 * toplev.h (progname): Declare const.
4430 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4431 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4432 dump_sched_info, dump_local_alloc, regset_release_memory,
4433 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4434 error_with_file_and_line, error_with_decl, error_for_asm, error,
4435 fatal, warning_with_file_and_line, warning_with_decl, warning,
4436 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4437 Remove redundant prototypes.
4439 (notice, check_lang_option, report_file_and_line, vnotice,
4440 mark_file_stack): Add static prototype.
4441 (set_fatal_function): Add prototype.
4442 (vnotice, report_file_and_line, set_fatal_function,
4443 check_lang_option): Constify a char*.
4444 (main): Prototype. Call return, not exit.
4446 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4448 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4450 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4452 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4454 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4456 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4458 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4459 behave as if it's zero in all cases.
4460 (expand_function_start): Adjust call to assign_parms.
4461 * tree.h (assign_parms): Adjust prototype.
4462 * objc/objc-act.c (hack_method_prototype): Adjust call to
4465 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4467 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4468 arg_pointer_rtx fixed if the argument pointer register is
4470 (NONZERO_BASE_PLUS_P): Likewise.
4472 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4474 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4475 match_insn2 to match_insn.
4476 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4478 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4480 * Makefile.in (USER_H): Remove va-foo.h.
4482 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4483 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4484 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4485 va-spur.h,va-v850.h}: Remove.
4487 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4489 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4490 (in_return_delay): Use it instead of match_insn.
4492 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4494 * config/alpha/va_list.h (va-alpha.h): Do not include.
4495 (__gnuc_va_list): Typedef as in varargs.h.
4497 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4499 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4500 DECL_LIVE_RANGE_RTL.
4502 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4504 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4505 not NOTE_BLOCK_NUMBER.
4506 (expand_eh_region_end): Likewise.
4507 (find_exception_handler_labels): Likewise.
4508 (scan_region): Likewise.
4509 (exception_optimize): Likewise.
4510 (update_rethrow_references): Likewise.
4511 (set_insn_eh_region): Likewise.
4512 * final.c (final_scan_insn): Likewise.
4513 * flow.c (make_edges): Likewise.
4514 * integrate.c (expand_inline_function): Likewise.
4515 * print-rtl.c (print_rtx): Likewise.
4517 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4519 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4520 terms of builtin functions and types.
4522 * mips.c (mips_build_va_list): New.
4523 (mips_va_start, mips_va_arg): New.
4524 * mips.h (BUILD_VA_LIST_TYPE): New.
4525 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4527 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4528 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4529 * sh.h (BUILD_VA_LIST_TYPE): New.
4530 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4532 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4534 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4535 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4536 (struct insn_data): Likewise with n_operands, n_dups,
4537 n_alternatives, output_format.
4538 * regclass.c (scan_one_insn): Cast n_operands to int before
4539 arithmetic inside comparison.
4541 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4543 * toplev.c (compile_function): Unconditionally emit nop.
4545 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4547 * haifa-sched.c (actual_hazard): Move declaration of variable
4548 `this_cost' into the scope where it is used.
4550 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4552 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4553 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4554 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4556 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4558 * jump.c (find_insert_position): Don't declare or define unless
4559 !HAVE_conditional_arithmetic.
4560 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4562 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4564 * recog.c (offsettable_address_p): Prototype function pointer.
4565 (preprocess_constraints): Call memset, not bzero.
4567 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4568 (gcc_obstack_init): Don't declare.
4569 (fix_sizetype): Add static prototype.
4570 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4571 (tree_cons): Call memset, not bzero.
4573 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4574 definition in macro ASM_WEAKEN_LABEL.
4575 (mark_const_hash_entry): Add static prototype.
4577 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4579 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4581 * unroll.c (find_common_reg_term, subtract_reg_term,
4582 loop_find_equiv_value): Add static prototypes.
4583 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4584 (copy_loop_body): Remove unreachable break statement.
4586 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4588 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4590 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4592 Undo some changes from the gcc2 merge:
4593 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4594 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4598 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4599 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4600 initialized float-int union if the value is a NaN.
4602 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4604 * gthr-win32.h: New file.
4606 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4607 shared as a valid attribute.
4608 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4609 * extend.texi: Document `shared' variable attribute.
4611 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4613 * configure.in: Handle --enable-threads on FreeBSD.
4614 * configure: Rebuit.
4616 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4618 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4620 * configure: Rebuilt.
4622 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4623 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4624 Rosimildo DaSilva <rdasilva@connecttel.com>
4626 * configure.in (m68k-*-rtemscoff*): Added.
4627 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4628 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4629 sparc-rtems configuration.
4630 * configure.in (sparc-*-rtemself*): Added.
4631 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4632 * config/i386/rtems.h: Added comment.
4633 * config/sparc/rtemself.h: New file.
4635 * configure.in (m68k-rtemself): Added.
4636 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4637 and DWARF_DEBUGGING_INFO.
4638 * config/m68k/crti.s: New file.
4639 * config/m68k/crtn.s: New file.
4640 * config/m68k/t-crtstuff: New file.
4641 * config/m68k/rtemself.h: New file.
4643 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4644 global ctor/dtor and C++ exception handling.
4645 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4646 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4648 * config/i386/t-rtems-i386: New File.
4650 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4652 * stmt.c (expand_end_case): Return right away if the case stack is
4655 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4657 * Makefile.in (version.c): Remove rule incorrectly brought in from
4660 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4662 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4663 * msdos/top.sed: Take into account a prepended $(SHELL) to
4665 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4667 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4669 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4671 * regmove.c (fixup_match_1): Don't change an unchanging register.
4672 (stable_but_for_p): Renamed to:
4673 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4674 Changed all callers.
4676 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4678 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4679 insn from BL2 is after the insn from BL.
4681 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4683 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4684 (struct insn_data): Merge `template' and `outfun' into `output'.
4685 Add `output_format'.
4686 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4687 (struct data): Remove `outfun'; add `output_format'.
4688 (name_for_index): Remove declaration.
4689 (output_insn_data): Handle output formats.
4690 (process_template): Emit the bare array for @.
4691 (gen_expand, gen_split): Set output_format to NONE.
4692 * output.h (get_insn_template): Declare.
4693 * final.c (get_insn_template): New.
4694 (final_scan_insn): Use it.
4695 * toplev.c (compile_file): Likewise.
4697 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4698 * i860/i860.c (output_delayed_branch): Likewise.
4699 (output_delay_insn): Likewise.
4701 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4703 * rtl.c (obstack_alloc_rtx): Removed.
4705 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4707 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4709 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4711 * i386.c (call_insn_operand): Reject const_int.
4712 (expander_call_insn_operand): Use call_insn_operand.
4714 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4716 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4718 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4720 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4721 Use DImode operation.
4723 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4725 * gcc.c: Include sys/resource.h.
4726 (report_times): New flag.
4727 (execute): If report_times is set, calculate and report the
4728 CPU time consumed by each subprocess.
4730 (rus, prus): New globals.
4731 (option_map): Add --time.
4732 (display_help): Document -time.
4733 (process_command): Set report_times if -time is given.
4734 Turn off -pipe if -time is given.
4736 * invoke.texi: Document new option -time.
4738 * configure.in: Check for getrusage. Check if we have to
4739 prototype getrusage.
4740 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4741 * configure: Regenerate.
4742 * config.in: Regenerate.
4744 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4746 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4749 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4751 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4752 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4753 (nan): Return _thenan_sf or _thenan_df as appropriate.
4754 (L_thenan_sf): Define _thenan_sf.
4755 (L_thenan_df): Define _thenan_df.
4757 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4758 (DPBIT_FUNCS): Add _thenan_df.
4760 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4762 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4765 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4767 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4770 (lang_specific_driver): Don't take a function pointer parameter.
4771 All callers changed.
4773 * gcc.c: Include gcc.h.
4774 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4775 lang_specific_extra_outfiles, fatal): Don't declare.
4776 (multilib_defaults_raw): Constify.
4777 (read_specs): Call memset, rather than bzero.
4778 (main): Call return, not exit.
4779 (lookup_compiler): Call memcpy, not bcopy.
4780 (fatal): Make extern.
4782 * cppspec.c: Include gcc.h.
4783 (lang_specific_driver): Initialize variable `quote'. Constify a
4784 char*. All calls to the function pointer parameter now
4785 explicitly call `fatal'.
4787 * gccspec.c (lang_specific_driver): Include gcc.h.
4789 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4791 * arm.c (note_invalid_constants): Use recog_data.operand_type
4794 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4796 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4799 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4800 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4801 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4802 reload_secondary_in_reload, reload_secondary_out_reload,
4803 reload_secondary_in_icode, reload_secondary_out_icode,
4804 reload_reg_rtx, reload_when_needed): Delete declarations.
4805 (struct reload): New structure.
4806 (rld): Declare new array.
4807 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4808 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4809 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4810 reload_secondary_in_reload, reload_secondary_out_reload,
4811 reload_secondary_in_icode, reload_secondary_out_icode,
4812 reload_reg_rtx, reload_when_needed): Delete definitions.
4814 (whole file): Replace uses of the deleted arrays with uses of rld.
4815 * reload1.c (whole file): Replace uses of the deleted arrays with
4817 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4818 explicit loops, not with bcopy.
4820 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4822 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4823 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4824 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4825 insn_name): Delete and consolidate into new structures.
4826 (insn_operand_predicate_fn): New.
4827 (insn_output_fn): New.
4829 (struct insn_operand_data): New.
4830 (struct insn_data): New.
4832 (OUT_FCN): Update for insn_data change.
4833 * builtins.c (expand_builtin_strlen): Likewise.
4834 (expand_builtin_memcmp): Likewise.
4835 * combine.c (make_extraction, simplify_comparison): Likewise.
4836 * cse.c (canon_reg, cse_insn): Likewise.
4837 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4838 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4839 (emit_store_flag): Likewise.
4840 * expr.c (convert_move, emit_block_move): Likewise.
4841 (clear_storage, emit_push_insn, expand_increment): Likewise.
4842 (do_store_flag): Likewise.
4843 * expr.h (GEN_FCN): Likewise.
4844 (insn_gen_function): Die.
4845 * final.c (final_scan_insn): Update for insn_data change.
4846 (output_asm_name): Likewise.
4847 * function.c (fixup_var_refs_1): Likewise.
4848 * loop.c (check_dbra_loop): Likewise.
4849 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4850 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4851 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4852 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4853 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4854 * regmove.c (gen_add3_insn): Likewise.
4855 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4856 (find_reloads, find_reloads_address_1): Likewise.
4857 (debug_reload_to_stream): Likewise.
4858 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4859 * stmt.c (expand_end_case): Likewise.
4860 * toplev.c (compile_file): Likewise.
4862 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4863 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4865 * print-rtl.c (insn_name_ptr): Remove declaration.
4866 (get_insn_name): Declare.
4867 (print_rtx): Use it.
4868 * genoutput.c (insn_name_ptr): Remove.
4869 (next_operand_number): New.
4870 (struct operand_data): New.
4871 (null_operand, odata, odata_end): New.
4872 (struct data): Use struct operand_data.
4873 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4874 (get_insn_name): Renamed from name_for_index.
4875 (output_prologue): Define NO_MD_PROTOTYPES.
4876 (output_predicate_decls): Break out from output_epilogue.
4877 Iterate over the operands list.
4878 (output_operand_data): Break out from output_epilogue. Emit
4879 just the operands list.
4880 (output_insn_data): Break out from output_epilogue. Emit just
4882 (output_epilogue): Remove.
4883 (output_get_insn_name): New.
4884 (constraints, op_n_alternatives, predicates, address_p): Die.
4885 (modes, strict_low, seen): Die.
4886 (scan_operands): Take new param `d' instead of writing to
4887 seven global variables.
4888 (compare_operands): New.
4889 (place_operands): New.
4890 (validate_insn_alternatives): Update for struct data change.
4891 (gen_insn): Don't zero or copy 7 global arrays. Update for
4892 scan_operands; call place_operands.
4893 (gen_peephole, gen_expand, gen_split): Likewise.
4894 (main): Update for new output routines.
4896 * genattr.c (insn_name_ptr): Remove.
4897 (get_insn_name): New function.
4898 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4899 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4900 * genrecog.c: Likewise.
4902 * alpha.md (adddi3): Make `pattern' array static.
4904 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4906 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4907 c4x_cpu_version_string): Constify char *.
4908 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4909 c4x_cpu_version_string): Likewise.
4911 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4913 * tree.c (save_tree_status): Revert 10 Sep change.
4914 (restore_tree_status): Likewise. Call obstack_free with NULL
4915 before freeing the obstack proper.
4917 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4919 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4921 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4922 surrounding context.
4924 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4926 * tree.c (type_hash_canon): Put all types in the hash-table, when
4929 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4931 * recog.h (struct recog_data, recog_data): New.
4932 (recog_foo variables): Kill.
4933 * recog.c (recog_operand, recog_operand_loc): Kill.
4934 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4935 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4936 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4937 (recog_data): Define.
4938 (extract_insn): Update all recog_foo references to use recog_data.
4939 (preprocess_constraints, constrain_operands): Likewise.
4940 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4941 * genattrtab.c (main): Likewise.
4942 * genextract.c (main): Likewise.
4943 * genoutput.c: Likewise.
4944 * genrecog.c (write_subroutine, main): Likewise.
4945 * local-alloc.c (block_alloc): Likewise.
4946 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4947 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4948 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4949 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4950 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4951 (reload_cse_simplify_operands): Likewise.
4953 * arc/arc.c (arc_final_prescan_insn): Likewise.
4954 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4955 * h8300/h8300.c (notice_update_cc): Likewise.
4956 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4957 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4958 * mn10200/mn10200.c (notice_update_cc): Likewise.
4959 * mn10300/mn10300.c (notice_update_cc): Likewise.
4960 * romp/romp.c (update_cc): Likewise.
4961 * sparc/sparc.c (check_pic): Likewise.
4962 * v850/v850.c (notice_update_cc): Likewise.
4964 * genemit.c (main): Don't declare recog_operand.
4966 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4968 * ggc.h (rtvec_def): Forward declare.
4969 (tree_node): Likewise.
4972 (ggc_set_mark_rtx): Add prototype.
4973 (ggc_set_mark_rtvec): Likewise.
4974 (ggc_set_mark_tree): Likewise.
4975 * ggc-simple.c (ggc_root): Don't define.
4976 (roots): Don't declare.
4977 (ggc_mark_rtx): Remove.
4978 (ggc_mark_rtvec): Likewise.
4979 (ggc_mark_tree): Likewise.
4980 (ggc_mark_varray): Likewise.
4981 (ggc_mark_tree_hash_table_entry): Likewise.
4982 (ggc_mark_tree_hash_table): Likewise.
4983 (ggc_set_mart_rtx): New function.
4984 (ggc_set_mark_rtvec): Likewise.
4985 (ggc_set_mark_tree): Likewise.
4986 (ggc_add_root): Remove.
4987 (ggc_add_rtx_root): Likewise.
4988 (ggc_remove_tree_root): Likewise.
4989 (ggc_add_string_root): Likewise.
4990 (ggc_add_tree_varray_root): Likewise.
4991 (ggc_add_tree_hash_table_root): Likewise.
4992 (ggc_del_root): Likewise.
4993 (ggc_mark_rtx_ptr): Likewise.
4994 (ggc_mark_tree_ptr): Likewise.
4995 (ggc_mark_string_ptr): Likewise.
4996 (ggc_mark_tree_varray_ptr): Likewise.
4997 (ggc_mark_tree_hash_table_ptr): Likewise.
4998 * ggc-common.c: New file.
4999 * Makefile.in (OBJS): Add ggc-common.o.
5000 (ggc-common.o): List dependencies.
5002 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
5004 * cppalloc.c (xstrdup): Use memcpy.
5005 * cpperror.c (cpp_print_containing_files): Don't use
5007 * cpplib.c (conditional_skip): Set temp->lineno.
5008 (do_endif): Make error message less obscure.
5009 (if_directive_name): New function.
5010 (cpp_get_token [case EOF]): Unwind the if stack and generate
5011 error messages for each unterminated conditional in this file.
5012 (parse_string): Do not behave differently if -traditional.
5014 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
5016 * builtins.c (expand_builtin_va_arg): Cope with an array-type
5017 va_list decomposing to pointer-type.
5018 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
5019 (rs6000_va_arg): Likewise.
5021 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
5023 * except.c (start_dynamic_handler): Compute size using
5024 STACK_SAVEAREA_MODE.
5026 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5028 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
5029 include directory headers. Don't define strrchr. Don't provide
5030 my_* replacement functions. Prefer PTR over `pointer_type'.
5031 Don't prototype system functions. Don't redefine getopt.
5033 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
5034 safe_read, safe_write, save_pointers, restore_pointers,
5035 is_id_char, in_system_include_dir, directory_specified_p,
5036 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
5037 find_corresponding_lparen, referenced_file_is_newer,
5038 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5039 process_aux_info_file, identify_lineno, check_source,
5040 seek_to_line, forward_to_next_token_char, output_bytes,
5041 output_string, output_up_to, other_variable_style_function,
5042 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5043 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5044 find_static_definition, connect_defs_and_decs, add_local_decl,
5045 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5046 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5047 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5048 scan_for_missed_items, edit_file, string_list_cons): Add static
5050 (standard_exec_prefix, target_machine, target_version,
5051 default_syscalls_dir, string_list, string_list_cons, find_file,
5052 do_cleaning): Constify a char*.
5053 (safe_read, safe_write): Use PTR, not a char*.
5054 (is_id_char): Take an int, not a char.
5055 (main): Add prototype. Call return, not exit.
5057 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5059 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5060 when comparing types.
5062 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5064 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5065 (strength_reduce): Release the varrays from the no-bivs early exit.
5067 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5068 the loop over the registers.
5070 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5072 (restore_tree_status): Check that instead when freeing the obstack.
5074 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5076 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5079 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5081 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5082 operand size modifiers.
5084 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5086 * c-common.c (c_common_nodes_and_builtins): Don't build
5088 * c-common.h (enum c_tree_index and related accesor macros): Remove
5089 everything now declared in tree.h.
5090 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5091 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5092 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5093 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5094 unsigned_type_node, ptr_type_node, va_list_type_node,
5095 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5096 (init_decl_processing): Call build_common_tree_nodes and
5097 build_common_tree_nodes_2 instead of building their nodes here.
5098 Don't add roots for these nodes.
5099 * stor-layout.c (size_zero_node, size_one_node): Delete.
5100 (set_sizetype): Make a new node for bitsizetype each time.
5101 * tree.c (global_trees): New variable.
5102 (init_obstacks): Add a gc root for it.
5103 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5104 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5105 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5106 (build_common_tree_nodes): New function.
5107 (fix_sizetype): New function.
5108 (build_common_tree_nodes_2): New function.
5109 * tree.h (enum tree_index): New.
5110 (global_trees): Declare.
5111 Add accessor macros for all nodes now moved to global_trees.
5112 Delete their declarations.
5114 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5116 * c-decl.c (finish_function): When processing a nested function,
5117 push and pop GC context around rest_of_compilation.
5119 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5121 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5122 Default ix86_arch to PROCESSOR_I386.
5123 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5124 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5125 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5126 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5127 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5128 (EXTRA_SPECS): Remove deleted specs.
5130 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5132 * function.c (assign_stack_local_1): Allocate from
5133 function->x_frame_offset, not frame_offset.
5135 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5137 * ggc.h (lang_cleanup_tree): Remove.
5138 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5139 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5141 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5142 TYPE_LANG_SPECIFIC when garbage collecting.
5143 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5144 (lang_cleanup_tree): Remove.
5146 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5148 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5149 * crtstuff.c: Not here.
5150 * dwarf2out.c: Or here.
5151 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5154 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5156 * function.h (free_after_compilation): Remove decl parameter.
5157 (free_varasm_status0: Likewise.
5158 (free_emit_status): Likewise.
5159 (free_stmt_status): Likewise.
5160 (free_after_compilation): Likewise.
5161 (init_lang_status): New variable.
5162 (free_lang_status): Likewise.
5163 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5164 * function.c (init_lang_status): New variable.
5165 (free_lang_status): Likewise.
5166 (push_function_context_to): Don't set function::decl here.
5167 (free_after_copmilation): Make decl parameter implicit. Call
5168 free_lang_status if defined.
5169 (prepare_function_start): Call init_lang_status if defined.
5170 (init_function_start): Set function::decl here.
5171 * profile.c (output_func_start_profiler): Don't call pushdecl
5172 until we've actually started the function.
5173 * stmt.c (free_stmt_status): Make decl parameter implicit.
5174 * toplev.c (rest_of_compilation): Don't pass decl to
5175 free_after_compilation.
5176 * varasm.c (free_varasm_status): Likewise.
5178 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5180 * except.c (call_get_eh_context): Add root when allocating static
5183 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5185 * arm.c: Include "ggc.h".
5186 (arm_add_gc_roots): New function.
5187 (arm_override_options): Call it.
5188 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5190 * arm.md (define_asm_attributes): Add a pool_range attribute.
5192 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5194 * extend.texi (Volatiles): New node.
5196 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5198 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5199 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5200 (struct ggc_any): Replace `mark' with `magic_mark'.
5201 (ggc_alloc_string): Use memcpy, not bcopy.
5202 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5203 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5204 (ggc_free_any): New.
5205 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5206 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5207 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5208 Use IS_MARKED. Use ggc_free_any.
5210 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5212 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5214 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5216 * toplev.c (main): Always init_ggc.
5218 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5220 * except.c (find_all_handler_type_matches): Free the list if
5221 we found no matches.
5223 * combine.c (SUBST): Break out to a real function do_SUBST.
5224 (SUBST_INT): Likewise.
5225 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5226 (pre_insert): Free `inserted'.
5227 * loop.c (basic_induction_var): Always set `location'.
5229 * function.c (expand_function_end): Add initial_trampoline as a root.
5230 * rtl.h (init_varasm_once): Declare.
5231 * toplev.c (compile_file): Call it.
5232 * ggc-simple.c (ggc_mark_string_ptr): New.
5233 (ggc_add_string_root): New.
5234 (ggc_collect): Disable collection avoidance temporarily.
5235 * ggc.h (ggc_add_string_root): Declare.
5236 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5237 * optabs.c (init_libfuncs): Likewise.
5238 * varasm.c (named_section): Use ggc_alloc_string.
5239 (make_function_rtl): Likewise.
5240 (make_decl_rtl): Likewise.
5241 (assemble_static_space): Likewise.
5242 (assemble_trampoline_template): Likewise.
5243 (output_constant_def): Likewise.
5244 (force_const_mem): Likewise.
5245 (mark_const_hash_entry): New.
5246 (mark_pool_sym_hash_table): New.
5247 (mark_varasm_state): Use it.
5248 (init_varasm_once): New.
5250 * expr.h (init_one_libfunc): Declare.
5251 * optabs.c (init_one_libfunc): New.
5252 (init_optabs): Use it.
5253 * config/gofast.h: Likewise.
5254 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5255 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5257 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5259 * Makefile.in (cppexp.o): Depend on cpphash.h.
5260 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5262 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5263 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5264 redefining poisoned identifiers, etc.
5265 (do_undef): Don't allow poisoned identifiers to be undefined.
5266 (do_pragma): Add #pragma poison.
5267 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5269 * cccp.c: Add T_POISON node type.
5270 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5272 (do_define): Generalise to handle poisoned definitions,
5273 redefining poisoned identifiers, etc.
5274 (do_undef): Don't allow poisoned identifiers to be undefined.
5275 (do_pragma): Add #pragma poison.
5276 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5278 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5279 * c-pragma.h: Add ps_poison state. We now always have generic
5282 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5284 * ggc.h (ggc_alloc): New function.
5285 (ggc_mark): Likewise.
5286 * ggc-simple.c (ggc_any): New structure.
5287 (ggc_status): Add anys.
5288 (n_anys_collected): New variable.
5289 (ggc_alloc): Define.
5290 (ggc_mark): Likewise.
5291 (ggc_collect): Collect the anys.
5293 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5295 * c-decl.c (mark_binding_level): Make static to match prototype.
5297 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5299 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5301 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5303 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5304 will use into account. Expand the max width to 5.
5307 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5309 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5312 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5314 * alpha.md (call value patterns): Remove the result predicates.
5316 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5318 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5321 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5323 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5324 changed from extern char *, to extern PTR. Also fix typo in
5325 NEED_DECLARATION_REALLOC test.
5327 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5329 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5331 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5332 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5333 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5334 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5336 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5338 * cccp.c (pcfinclude): Likewise.
5340 * global.c (allocno_compare): Likewise.
5342 * haifa-sched.c (rank_for_schedule): Likewise.
5344 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5346 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5348 * stupid.c (stupid_reg_compare): Likewise.
5350 * tree.c (_obstack_allocated_p): Likewise.
5352 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5354 1999-09-08 Bruce Korb autogen@linuxbox.com
5356 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5357 why "gperf -F" fails.
5358 * gcc/cp/Makefile.in: ditto
5359 * gcc/Makefile.in: ditto
5360 * gcc/java/Makefile.in: ditto
5362 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5364 * lists.c: Include ggc.h.
5366 (init_EXPR_INSN_LIST_cache): Install it.
5368 * ggc-simple.c (init_ggc): Absorb the old init.
5369 (ggc_push_context): Use xcalloc.
5370 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5371 (ggc_collect): Add [rvts] tags to the collection stats.
5373 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5375 * cccp.c (main): Fix handling of -include and -imacros options.
5377 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5379 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5381 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5383 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5386 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5388 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5389 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5390 and SET_DEST. Update comment.
5392 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5394 * config/c4x/c4x.c: Include ggc.h.
5395 (c4x_add_gc_roots): New function.
5396 (c4x_override_options): Call c4x_add_gc_roots.
5398 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5400 * defaults.h (TARGET_ESC): Move ...
5401 * system.h: ... here, where Linas had it in the first place. Silly me.
5403 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5405 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5406 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5407 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5408 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5409 * defaults.h (TARGET_ESC): Add default.
5411 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5413 * configure.in: add i370-*-openedition, i370-*-mvs and
5414 i370-*-linux targets
5416 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5418 * dsp16xxx.c: Include ggc.h
5419 (override_options): Mark GC roots.
5420 * mn10200.c: Include ggc.h.
5421 (asm_file_start): Mark GC roots.
5422 * tahoe.c: Include ggc.h.
5423 (extensible_operand): Mark GC roots.
5425 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5427 * README: Add section discussing status of ELF ABI.
5428 * i370.c: Fix misc spelling mistakes.
5429 (i370_label_scan): Updated notes, exception handling.
5430 (i370_function_prolog): Simplify ELF stack handling.
5431 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5432 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5433 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5434 * i370.md: (movdi): Add notes.
5435 (floatsidf2): Use stack not rtca for scratch float area.
5436 (iorsi3): Correct operand constraints.
5437 * x-oe: Restore TAROUTOPTS which are used by pax.
5439 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5441 * rs6000.c: Include ggc.h.
5442 (rs6000_add_gc_roots): New function.
5443 (override_options): Call it.
5445 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5447 * alpha.h (alpha_compare): New.
5448 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5449 * alpha.c: Likewise for the definitions.
5450 (alpha_emit_conditional_branch): Update for alpha_compare.
5451 (alpha_emit_conditional_move): Likewise.
5452 * alpha.md (cmpdf, cmpdi): Likewise.
5453 (setcc patterns): Likewise. Zero alpha_compare after use.
5454 (sne): Optimize (x != 0) into (0U < x).
5456 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5458 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5459 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5460 (INIT_EXPANDERS): Remove.
5461 * alpha.c: Include ggc.h.
5462 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5463 (alpha_init_machine_status, alpha_mark_machine_status): New.
5464 (override_options): Install them.
5465 (struct machine_function): Moved to alpha.h.
5466 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5467 (alpha_init_expanders): Remove.
5468 (alpha_return_addr): Adjust to use current_function->machine.
5469 (alpha_ra_ever_killed): Likewise.
5470 (alpha_expand_epilogue): Likewise.
5471 * alpha.md (eh_epilogue): Likewise.
5473 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5474 Melissa O'Neill <oneill@cs.sfu.ca>
5475 Geoffrey Keating <geoffk@cygnus.com>
5477 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5478 call-used registers (call-saved registers must still be contiguous
5479 and end with r31, of course).
5481 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5483 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5484 (self_promoting_type_p): Delete.
5485 (self_promoting_args_p): Move ...
5486 * c-common.c: ... here.
5487 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5488 (simple_type_promotes_to): New.
5489 * builtins.c (lang_type_promotes_to): New.
5490 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5491 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5492 * c-common.h: ... here.
5493 (self_promoting_args_p, simple_type_promotes_to): Declare.
5494 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5495 (grokdeclarator): Likewise.
5496 * tree.h (lang_type_promotes_to): Declare.
5498 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5500 Add some machine-dependent GC roots.
5501 * sparc.c: Include ggc.h.
5502 (sparc_add_gc_roots): New function.
5503 (mark_ultrasparc_pipeline_state): Likewise.
5504 (override_options): Call sparc_add_gc_roots.
5505 * pa.c: Include ggc.h.
5506 (pa_add_gc_roots): New function.
5507 (mark_deferred_plabels): Likewise.
5508 (override_options): Call pa_add_gc_roots.
5509 * mips.c: Include ggc.h.
5510 (mips_add_gc_roots): New function.
5511 (override_options): Use it.
5513 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5515 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5517 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5518 cpp_parse_expr): Add static prototypes.
5519 (parse_charconst): Don't cast away const-ness.
5520 (token): Constify a char*.
5522 * cppfiles.c (file_name_list, include_hash, find_include_file,
5523 finclude, initialize_input_buffer): Constify a char*.
5524 (file_cleanup, find_position): Add static prototypes.
5526 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5527 collect_expansion): Add static prototypes.
5528 (cpp_install, create_definition, monthnames): Constify a char*.
5530 * cpphash.h (cpp_install): Likewise.
5532 * cppinit.c (known_suffixes, default_include,
5533 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5534 (base_name, dump_special_to_buffer, initialize_dependency_output):
5535 Add static prototypes.
5537 * cpplib.c (my_strerror): Constify a char*.
5538 (null_underflow, null_cleanup, skip_comment, copy_comment,
5539 copy_rest_of_line, handle_directive, pass_thru_directive,
5540 get_directive_token, read_line_number, cpp_print_file_and_line,
5541 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5542 v_cpp_warning_with_line, detect_if_not_defined,
5543 consider_directive_while_skipping): Add static prototypes.
5544 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5545 cpp_pedwarn_with_file_and_line): Constify a char*.
5547 * cpplib.h (cpp_options, include_hash, progname, definition,
5548 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5549 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5550 find_include_file, deps_output, include_hash): Constify a char*.
5552 * cppmain.c (progname): Constify.
5553 (main): Add prototype. Use return, not exit.
5555 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5556 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5557 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5558 check_protection): Add static prototype.
5560 (progname, recognized_macrom, recognized_extern): Constify a char*.
5561 (main): Add prototype.
5563 * gen-protos.c (progname): Constify a char*.
5565 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5567 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5568 (init_emit_once): Add more GC roots.
5569 * except.c (mark_func_eh_entry): New function.
5570 (mark_eh_node): Mark false_label and rethrow_label.
5571 (init_eh): Add more GC roots.
5572 * function.c (free_after_compilation): Take decl as a paramter.
5573 Call free_stmt_status.
5574 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5576 * function.h (free_after_compilation): Change prototype.
5577 (free_varasm_status): Likewise.
5578 (free_emit_status): Likewise.
5579 (free_stmt_status): New function.
5580 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5581 Remove, replacing with ...
5582 (ggc_status): New structure.
5583 (ggc_chain): New variable.
5585 (ggc_push_context): New function.
5586 (ggc_pop_context): Likewise.
5587 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5588 (ggc_alloc_rtvec): Likewise.
5589 (ggc_alloc_tree): Likewise.
5590 (ggc_alloc_string): Likewise.
5591 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5592 (ggc_mark_tree): Give language-dependent code a chance to mark
5594 (ggc_mark_tree_varray): Handle empty arrays.
5595 (ggc_collect): Adjust for use of ggc_chain. Clear
5596 bytes_alloced_since_last_gc.
5597 * ggc.h (ggc_pop_context): New function.
5598 (ggc_push_context): Likewise.
5599 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5600 * stmt.c (free_stmt_status): New function.
5601 (init_stmt_for_function): Clear last_expr_value.
5602 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5603 Conditionalize call to ggc_collect.
5604 (main): Call init_ggc.
5605 * tree.c (push_obstacks): Do the push, even when GC'ing.
5606 (push_obstacks_nochange): Likewise.
5607 (pop_obstacks): Liekwise.
5608 * varasm.c (free_varasm_status): Take decl as a parameter.
5610 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5612 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5613 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5614 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5615 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5617 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5619 * pa/x-pa-mpeix: New file for the MPE port.
5621 * pa/quadlib.asm: New file for long double support.
5623 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5624 * configure: Rebuilt.
5626 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5628 * final.c (shorten_branches): Fix last change.
5630 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5632 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5634 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5636 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5639 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5641 * c-aux-info.c (concat): Don't define.
5643 * cccp.c (my_strerror): Likewise. All callers changed to use
5645 (do_include): Call xstrdup, not xmalloc/strcpy.
5646 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5647 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5649 * collect2.c (my_strsignal): Likewise. All callers changed to use
5651 (locatelib): Call xstrdup, not xmalloc/strcpy.
5653 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5655 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5657 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5659 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5661 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5663 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5665 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5667 (find_all_handler_type_matches): Likewise. Don't check return
5669 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5670 xmalloc, not malloc.
5671 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5673 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5674 (init_spec): Call xcalloc, not xmalloc/bzero.
5675 (set_spec): Call xstrdup, not save_string.
5676 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5677 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5678 (process_command): Call xstrdup, not save_string.
5679 (main): Call xcalloc, not xmalloc/bzero.
5681 * gcov.c (xmalloc): Don't define.
5682 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5683 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5684 (output_data): Call xcalloc, not xmalloc/bzero.
5686 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5688 * mips-tdump.c (xmalloc): Don't define.
5689 (print_symbol): Call xmalloc, not malloc.
5690 (read_tfile): Call xcalloc, not calloc.
5692 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5693 Don't define. All callers of xfree/my_strsignal changed to use
5694 free/strsignal instead.
5695 (allocate_cluster): Call xcalloc, not calloc.
5697 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5698 Fix memory leak, free allocated memory.
5700 * prefix.c (translate_name): Call xstrdup, not save_string.
5701 (update_path): Likewise.
5703 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5705 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5706 Don't define. Callers of xfree/savestring2 changed to use
5707 free/concat instead.
5709 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5710 (init_elim_table): Likewise.
5712 * resource.c (init_resource_info): Likewise.
5714 * stupid.c (stupid_life_analysis): Likewise.
5716 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5717 (open_dump_file): Call concat, not xmalloc/strcpy/...
5718 (clean_dump_file): Likewise.
5719 (compile_file): Call xstrdup, not xmalloc/strcpy.
5721 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5723 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5724 * v850.c (v850_va_arg): New.
5726 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5728 * haifa-sched.c: Tidy comments.
5730 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5732 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5733 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5734 $(out_object_file)): Depend on ggc.h.
5735 * c-common.c: Include "ggc.h".
5736 (combine_strings): If doing GC, use ggc_alloc_string.
5737 * c-decl.c: Include "ggc.h".
5738 (ggc_p): Define with value 0.
5739 (mark_binding_level): New function.
5740 (init_decl_processing): Add GC roots.
5741 (mark_c_function_context): New function.
5742 (lang_mark_false_label_stack): New function.
5743 (lang_mark_tree): New function.
5744 (lang_cleanup_tree): New function.
5745 * c-lang.c: Include "ggc.h".
5746 (lang_init): Call c_parse_init.
5747 * c-lex.c: Include "ggc.h".
5748 (check_linenum): If doing GC, don't copy filenames to permanent
5750 * c-parse.in: Include "ggc.h".
5751 (c_parse_init): New function.
5752 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5753 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5755 * except.c (mark_eh_state): Mark more state.
5756 * function.c (mark_function_state): Likewise.
5757 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5758 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5759 * toplev.c (mark_file_stack): New function.
5760 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5761 (main): Add root for input_file_stack.
5763 * i386.c: Include "ggc.h".
5764 (ix86_mark_machine_status): New function.
5765 (override_options): Set mark_machine_status.
5767 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5769 * tree.c (copy_node): Copy node contents also if doing GC.
5771 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5773 * collect2.c (scan_libraries): Fix double-thinko :-).
5775 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5777 * collect2.c (scan_libraries): Fix thinko.
5779 * cse.c (delete_trivially_dead_insns): Do not skip the last
5780 insn if it is a real insn.
5782 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5784 * Makefile.in (ggc-simple.o): Depend on hash.h.
5785 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5786 (ggc_mark_tree_varray): Likewise.
5787 (ggc_mark_tree_hash_table): Likewise.
5788 * ggc-simple.c: Include hash.h.
5789 (ggc_mark_tree_hash_table_ptr): New function.
5790 (ggc_mark_tree_hash_table_entry): Likewise.
5791 (ggc_mark_tree_hash_table): Likewise.
5792 (ggc_add_tree_hash_table_root): Likewise.
5793 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5794 rtx, when defining fields.
5796 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5798 * profile.c (output_func_start_profiler): Remove apparently
5799 nonsensical call to start_sequence.
5801 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5803 * clipper/clipper.c (clipper_va_start): Fix typos.
5805 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5806 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5807 (spur_va_arg): New stub.
5809 * configure.in: Comment out pyramid.
5811 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5813 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5814 don't conflict with the bits that win32, cygwin, and dgux
5817 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5818 Bernd Schmidt <bernds@cygnus.co.uk>
5820 * integrate.c (function_cannot_inline_p): Do not inline
5821 functions with forced labels.
5823 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5824 Bernd Schmidt <bernds@cygnus.co.uk>
5825 Mark Mitchell <mark@codesourcery.com>
5827 * Makefile.in (ggc-simple.o): Depend on varray.h.
5828 (rtl.o): Depend on ggc.h.
5829 (genattrtab.o): Depend on ggc.h.
5830 (print-tree.o): Likewise.
5831 (fold-const.o): Likewise.
5832 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5833 (make_insn_raw): Don't cache insns when GC'ing.
5834 (emit_insn_before): Likewise.
5835 (emit_insn_after): Likewise.
5836 (emit_insn): Likewise.
5837 (start_sequence): Use xmalloc to allocate the sequence_stack.
5838 (end_sequence): Add free to free it.
5839 (gen_sequence): Don't cache insns when GC'ing.
5840 (clear_emit_caches): Don't use sequence_element_free_list.
5841 (init_emit): Use xcalloc, not xmalloc+bzero.
5842 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5843 * function.c (pop_function_context_from): Use free to free the
5844 fixup_var_refs_queue.
5845 (put_reg_into_stack): Allocate it with xmalloc.
5846 * genattrtab.c: Include ggc.h.
5847 (operate_exp): Don't use obstack_free when GC'ing.
5848 (simplify_cond): Likewise.
5849 (simplify_text_exp): Likewise.
5850 (optimize_attrs): Likewise.
5851 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5853 (gencode): Generate a #include for ggc.h.
5854 * ggc-callbacks.c (ggc_p): Define it to zero.
5855 * ggc-none.c (ggc_p): Likewise.
5856 * ggc-simple.c: Include varray.h.
5857 (ggc_mark_tree_varray): New function.
5858 (ggc_add_tree_varray_root): Likewise.
5859 (ggc_mark_tree_varray_ptr): Likewise.
5860 * ggc.h (ggc_p): Declare.
5861 (varray_head_tag): Likewise.
5862 (ggc_add_tree_varray_root): Declare.
5863 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5864 inconsistencies when GC'ing.
5865 * rtl.c: Include ggc.h.
5866 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5867 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5868 (rtx_free): Don't call obstack_free when GC'ing.
5869 * toplev.c (rest_of_compilation): Call ggc_collect after every
5871 * tree.c (push_obstacks): Do nothing, if GC'ing.
5872 (pop_obstacks_nochange): Likewise.
5873 (pop_obstacks): Likewise.
5874 (make_node): Use ggc_alloc_tree when GC'ing.
5875 (copy_node): Likewise.
5876 (get_identifier): Use ggc_alloc_string when GC'ing.
5877 (build_string): Likewise.
5878 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5879 (tree_cons): Likewise.
5881 (type_hash_canon): Don't call obstack_free when GC'ing.
5883 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5885 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5886 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5888 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5889 Bernd Schmidt <bernds@cygnus.co.uk>
5890 Mark Mitchell <mark@codesourcery.com>
5892 * Makefile.in (stor-layout.o): Depend on ggc.h.
5893 (expr.o): Depend on ggc.h.
5894 (profile.o): Depend on ggc.h.
5895 (stor-layout.o): Depend on ggc.h.
5896 * emit-rtl.c (init_emit_once): Add gc roots.
5897 * expr.c: Include ggc.h.
5898 (emit_block_move): Add gc roots.
5899 (clear_storage): Likewise.
5900 * expr.h (init_stor_layout_once): New function.
5901 * profile.c: Include ggc.h.
5902 (init_arc_profiler): profiler_label is a root.
5903 * scan.c (make_sstring_space): Trust xrealloc to function
5904 correctly with first parameter NULL.
5905 * stor-layout.c: Include ggc.h.
5906 (set_sizetype): Add gc root.
5907 (init_stor_layout_once): New function.
5908 * toplev.c (compile_file): Call it.
5910 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5911 Bernd Schmidt <bernds@cygnus.co.uk>
5912 Mark Mitchell <mark@codesourcery.com>
5914 * Makefile.in (tree.o): Depend on ggc.h.
5915 (varasm.o): Likewise.
5916 (function.o): Likewise.
5918 (except.o): Likewise.
5919 (optabs.o): Likewise.
5920 (emit-rtl.o): Likewise.
5921 * emit-rtl.c: Include ggc.h.
5922 (sequence_element_free_list): Remove, and all references.
5923 (mark_sequence): New functions.
5924 (mark_emit_state): New function.
5925 * except.c: Include ggc.h.
5926 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5927 (mark_tree_label_node): New functions.
5928 (mark_eh_state): New function.
5929 * function.c: Include ggc.h.
5930 (mark_temp_slot, mark_function_chain): New functions.
5931 (mark_function_state): New function.
5932 (init_function_once): New function.
5933 * function.h (init_function_once): New function.
5934 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5935 * ggc.h (label_node): Declare.
5936 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5937 (lang_mark_false_label_stack): New function.
5938 (mark_temp_slot): Remove declaration.
5939 (mark_function_chain): Likewise.
5940 (mark_eh_state): Adjust prototype.
5941 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5943 * optabs.c: Include ggc.h.
5944 (mark_optab): New function.
5945 (init_optabs): Add gc roots.
5946 * stmt.c: Include ggc.h.
5947 (mark_cond_nesting, mark_loop_nesting): New functions.
5948 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5949 (mark_stmt_state): New function.
5950 * toplev.c (compile_file): Call init_function_once.
5951 * tree.c: Include ggc.h.
5952 (type_hash): Move declaration earlier in file.
5953 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5954 (init_obstacks): Add gc roots.
5955 (mark_type_hash): New function.
5956 * varasm.c: Include ggc.h.
5957 (mark_pool_constant): New function.
5958 (mark_varasm_state): New function.
5960 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5962 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5964 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5966 * c-decl.c (struct language_function): Renamed from struct c_function.
5968 (c_function_chain): Delete.
5969 (push_c_function_context): New arg F. Don't warn about nested
5970 functions here. Fill LANGUAGE elt of F. Delete code to update
5971 c_function_chain. Don't call push_function_context.
5972 (pop_c_function_context): New arg F. Restore from there instead of
5973 from c_function_chain. Don't call pop_function_context. Clear out
5974 LANGUAGE field of F when done.
5975 * c-lang.c: Include "function.h"
5976 (lang_init): Initialize save_lang_status and restore_lang_status.
5977 * c-parse.in (nested_function, nested_function_notype): Warn about
5978 nested functions. Call push_function_context/pop_function_context
5979 instead of the _c_ variants.
5980 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5982 * Makefile.in (c-lang.o): Update dependencies.
5984 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5985 regno_pointer_flag, regno_pointer_align.
5986 (gen_reg_rtx): Use xrealloc to enlarge them.
5987 (free_emit_status): New function.
5988 * function.c (mark_machine_status, mark_lang_status): New variables.
5989 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5990 in some bits from assign_stack_local. All callers changed to use new
5992 (assign_stack_local): Just call assign_stack_local_1.
5993 (free_after_compilation): New function.
5994 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5995 (trampoline_address): Likewise.
5996 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5997 (prepare_function_start): Explicitly clear some more variables.
5998 * function.h (struct function): New elt can_garbage_collect.
5999 (mark_machine_status, mark_lang_status): Declare variables.
6000 (free_after_compilation, free_emit_status, free_varasm_status,
6001 init_varasm_status): Declare functions.
6002 * toplev.c (rest_of_compilation): Call free_after_compilation when
6003 done with the current function.
6004 * varasm.c (free_varasm_status): New function.
6006 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
6008 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
6009 (EXPAND_BUILTIN_VA_ARG): Define.
6010 * sparc.c (sparc_va_start): New.
6011 (sparc_va_arg): New.
6013 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6015 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
6017 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6019 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
6021 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
6023 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
6025 (ggc-callbacks.o): New target.
6026 * ggc-callbacks.c: New file.
6028 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6030 * expr.h: Collapse individual optab and libfunc vars to arrays.
6031 (optab_index, libfunc_index): New enumerations.
6032 (optab_table, libfunc_table): New arrays.
6033 Add accessor macros for both.
6035 * optabs.c (optab_table, libfunc_table): New.
6036 Delete declarations for individual optab and libfunc vars.
6038 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6040 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6042 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6044 * Makefile.in (GGC, GGC_LIB): New.
6045 (HOST_RTL): Include ggc-none.o.
6046 (ggc-simple.o): New target.
6047 (ggc-none.o): Likewise.
6048 * tree.h (tree_common): Add gc_mark.
6049 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6050 (struct rtvec_def): Add gc_mark.
6051 * emit-rtl.c (global_rtl): Update static initializers to contain
6052 enough initializers.
6053 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6054 * toplev.c (gc_time): New variable.
6055 (all_time): New variable.
6056 (compile_file): Print gc time.
6057 (print_time): Calculate percentage of the whole.
6059 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6061 Change obstack memory management and varasm constant pool handling so
6062 that nested functions are treated like any other functions.
6063 * function.c (init_machine_status): New variable.
6064 (push_function_context_to): Set contains_functions for the outer
6065 function. Don't call save_varasm_status.
6066 (pop_function_context_from): Don't call restore_varasm_status. Don't
6067 set current_function_contains_functions.
6068 (prepare_function_start): Call init_varasm_status rather than
6069 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6071 * function.h (struct function) Add field varasm. Delete fields
6072 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6073 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6074 (init_machine_status): Declare.
6075 (save_varasm_status, restore_varasm_status): Delete declarations.
6076 (save_tree_status, restore_tree_status): Delete last argument.
6077 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6078 code. All callers changed.
6079 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6080 save_constants_in_decl_trees, restore_constants, save_constants,
6081 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6083 (inlining): New variable.
6084 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6085 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6087 (save_for_inline_nocopy): Don't save constants.
6088 Don't set inl_emit field in current_function.
6089 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6090 function. Set new variable inlining before
6091 calling copy_rtx_and_substitute.
6092 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6093 constant pool references if inlining is nonzero.
6094 Delete ADDRESS and (most of the) CONST cases.
6095 (output_inline_function): Save and restore current_function/
6096 current_function_decl. Delete restore_constants code. Don't call
6097 init_const_rtx_hash_table.
6098 * output.h (init_const_rtx_hash_table): Don't declare.
6099 * rtl.h (struct function): Declare.
6100 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6101 * toplev.c (rest_of_compilation): Don't treat nested functions or
6102 functions containing them specially. Delete all code to deal with
6103 save_for_inline_copying.
6104 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6105 inline_obstacks): Delete variables.
6106 (save_tree_status): Lose arg CONTEXT. All callers changed.
6107 Simply allocate a new function_maybepermanent_obstack for the new
6108 function, delete all the special cases.
6109 Don't save inline_obstacks.
6110 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6111 Delete special handling for function_maybepermanent_obstack; simply
6113 Don't restore inline_obstacks.
6114 (permanent_allocation): Delete code that frees inline_obstacks.
6115 (print_inline_obstack_statistics): Delete function.
6116 (dump_tree_statistics): Don't call it.
6117 * varasm.c (struct varasm_status): New.
6118 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6119 last_pool, pool_offset, const_double_chain): Delete global
6120 variables, replace with accessor macros.
6121 (immed_double_const): Don't walk const_double_chain outside a
6122 function, but don't treat nested functions specially anymore.
6123 (immed_real_const_1): Likewise.
6124 (clear_const_double_mem): Don't treat nested functions specially.
6125 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6126 (save_varasm_status, restore_varasm_status): Delete functions.
6127 (init_varasm_status): New function.
6128 (force_const_mem): Don't treat nested functions specially.
6129 (find_pool_constant): Accept new arg F, search for constants in
6130 that function's pool rather than the current one. All callers
6132 (get_pool_constant_for_function, get_pool_mode_for_function): New
6135 * i386.c (init_386_machine_status): New function, mostly from
6136 clear_386_stack_locals.
6137 (struct machine_functions): Rename element names to avoid name
6139 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6140 macros, replacing global variables.
6141 (clear_386_stack_locals, save_386_machine_status,
6142 restore_386_machine_status): Delete functions.
6143 (override_options): Initialize init_machine_status.
6144 * i386.h (INIT_EXPANDERS): Delete macro.
6145 (save_386_machine_status, restore_386_machine_status,
6146 clear_386_stack_locals): Delete declarations.
6148 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6150 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6151 (doloop_begin): Simplify pattern and use emit_jump_insn.
6152 (doloop_end): Simplify pattern, switch operand order,
6153 and use emit_jump_insn.
6155 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6157 * function.h (struct function): Add new element LANGUAGE.
6158 (save_lang_status): Declare new variable.
6159 (restore_lang_status): Likewise.
6160 * function.c (save_lang_status): Define.
6161 (restore_lang_status): Likewise.
6162 (push_function_context_to): Call language-specific save function.
6163 (pop_function_context_from): Call language-specific restore function.
6165 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6167 * i386.md (movsf_1): Check REG_P before use of REGNO.
6168 (movdf_1): Likewise.
6169 (movxf_1): Likewise.
6170 (extendsfdf2): Likewise.
6171 (extendsfxf2): Likewise.
6172 (extenddfxf2): Likewise.
6174 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6176 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6177 constants into memory.
6178 (c4x_shiftable_constant): New function.
6179 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6180 (c4x_shiftable_constant): Declare.
6181 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6182 ashlqi3_noclobber): Add new patterns and associated splitters.
6184 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6186 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6187 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6188 * final.c (shorten_branches): Likewise.
6189 * global.c (global_alloc): Likewise.
6190 * haifa-sched.c (build_control_flow): Likewise.
6191 * stmt.c (check_for_full_enumeration_handling): Likewise.
6192 (estimate_case_costs): Likewise.
6194 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6196 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6198 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6200 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6201 (recompute_reg_usage): Likewise.
6202 * rtlanal.c (find_regno_fusage): Likewise.
6204 * rtl.c (rtl_check_failed_code1): New function.
6205 (rtl_check_failed_code2): New.
6206 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6207 (RTL_CHECKC1, RTL_CHECKC2): New.
6208 (XC*): New accessor macros.
6209 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6210 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6211 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6212 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6213 (TRAP_*, RANGE_INFO_*): Likewise.
6215 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6217 * Makefile.in (tlink.o): Don't depend on toplev.h.
6219 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6220 output_file, nm_file_name, ldd_file_name, strip_file_name,
6221 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6222 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6223 fork_execute, maybe_unlink, add_to_list,
6224 extract_init_priority, write_list, dump_list,
6225 dump_prefix_list, write_list_with_asm, write_c_file,
6226 write_c_file_stat, write_c_file_glob, scan_prog_file,
6227 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6228 ignore_library, extract_string, notice, dump_file, target_machine,
6229 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6230 read_file, print_load_command): Constify a char*.
6231 (fdopen, error, fatal, fatal_perror): Don't prototype.
6232 (my_strerror): Remove. All callers use xstrerror instead.
6233 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6234 (main): Add prototype. Constify lots of char* ptrs. Change calls
6235 to xcalloc/strcpy/strcat/... to one call to concat.
6236 (main, scan_prog_file, scan_libraries): Use an intermediate
6237 `const char **' to build an argv array.
6238 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6240 * collect2.h (collect_execute, collect_wait, dump_file,
6241 file_exists): Constify a char*.
6242 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6243 temporary_firstobj, vflag, debug): Add extern declarations.
6244 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6246 * tlink.c: Don't include toplev.h.
6247 (vflag, debug, ldout, c_file_name, temporary_obstack,
6248 permanent_obstack, temporary_firstobj): Don't declare.
6249 (tlink_execute, frob_extension, symbol_hash_lookup,
6250 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6251 recompile_files, read_repo_files, demangle_new_symbols,
6252 scan_linker_output): Constify a char*.
6253 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6254 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6256 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6258 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6259 (relative) rather than jsr (absolute) subroutine call insns.
6260 * config/m68k/m68k-coff.h: Ditto.
6262 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6264 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6265 now rework these too.
6266 (arm_reorg): If an insn can't reach the end of the current pool,
6267 ensure that we emit that pool before the insn.
6269 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6271 * tlink.c (scan_linker_output): Skip the initial underscore in
6272 a mangled name if appropriate.
6274 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6276 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6277 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6278 error_with_ivar, gen_declarator, create_builtin_decl,
6279 my_build_string, generate_descriptor_table, generate_ivars_list,
6280 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6281 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6282 dump_base_name, lang_decode_option, build_encode_expr,
6283 start_class, finish_class, encode_pointer, really_start_method,
6284 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6286 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6287 Add static prototypes.
6288 (build_objc_string_decl, build_selector_reference_decl,
6289 encode_bitfield, build_class_reference_decl): Remove unused
6290 parameter, all callers changed.
6291 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6292 (objc_printable_name): Likewise. Change second parameter to type int.
6293 (init_objc): Use memcpy, not bcopy, to avoid casts.
6295 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6297 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6298 reg notes on a deleted insn.
6299 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6301 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6303 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6305 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6307 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6310 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6312 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6313 * tm.texi (MD_ASM_CLOBBERS): Document it.
6315 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6317 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6318 * except.c (expand_rethrow): Remove unused variable.
6319 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6320 * flow.c (replace_insns): Likewise.
6321 (create_edge_list, verify_edge_list): Likewise.
6322 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6324 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6325 is special code to run.
6326 (main): Don't define operands to emit_operand.
6327 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6329 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6331 * alpha/alpha.h (normal_memory_operand): Declare.
6332 (reg_no_subreg_operand): Declare.
6333 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6335 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6337 * c-parse.in (compstmt_primary_start): New, broken out of first
6338 part of compstmt handling in primary.
6339 (primary): Use it. Add an error clause.
6340 (compstmt_nostart): Renamed from compstmt; remove all
6341 initial invocations of compstmt_start.
6344 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6346 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6349 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6351 * combine.c (simplify_shift_const): Remove extra semicolon.
6352 * dwarf2out.c (remove_AT): Likewise.
6353 * expmed.c (expand_mult): Likewise.
6354 * gcov.c (create_program_flow_graph): Likewise.
6355 * reorg.c (mostly_true_jump): Likewise.
6357 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6359 * fold-const.c (fold_range_test): Do not try to fold the range
6360 test if the rhs or lhs has side effects.
6362 * combine.c (simplify_rtx): Recognize another case of a synthesized
6365 * varasm.c (mark_constant_pool): When marking indirect references,
6366 only look at SYMBOL_REFs.
6368 * except.c (expand_fixup_region_end): Do not peek at
6369 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6371 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6373 * flags.h: New variables align_loops, align_loops_log,
6374 align_jumps, align_jumps_log, align_labels, align_labels_log,
6375 align_functions, align_functions_log.
6376 * toplev.c: Define them.
6377 (f_options): Handle -falign-* when they have no argument.
6378 (main): Add logic to set variables for -falign-functions,
6379 -falign-jumps, -falign-labels, -falign-loops.
6380 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6381 (display_help): Change help to match options.
6382 * final.c (LABEL_ALIGN): Default to align_labels_log.
6383 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6384 (LOOP_ALIGN): Default to align_loops_log.
6385 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6386 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6387 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6388 * varasm.c (assemble_start_function): Handle align_functions.
6390 * config/sparc/sparc.h: Don't declare sparc_align_*.
6391 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6392 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6394 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6396 * config/sparc/sparc.c: Delete sparc_align_loops,
6397 sparc_align_jumps, sparc_align_funcs and the corresponding string
6399 (sparc_override_options): Default align_functions on ultrasparc.
6400 Delete -malign-* handling.
6402 * config/mips/mips.c (override_options): On 64-bit targets,
6403 try to align code to 64-bit boundaries.
6404 (print_operand): New substitution, %~,
6405 which aligns labels to align_labels_log.
6406 * config/mips/mips.md (div_trap_normal): Use %~.
6407 (div_trap_mips16): Likewise.
6412 (ashldi3_internal): Likewise.
6413 (ashrdi3_internal): Likewise.
6414 (lshrdi3_internal): Likewise.
6415 (casesi_internal): Likewise.
6417 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6419 Merge new ia32 backend from the branch!
6421 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6422 See ChangeLog.P2 on new_ia32_branch for details.
6424 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6425 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6426 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6427 * i386/gas.h (ASM_FILE_START): Define.
6428 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6429 for name change of ix86_valid_decl_attribute_p.
6430 (i386_pe_valid_type_attribute_p): Similarly.
6432 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6434 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6435 to step through CC modes.
6437 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6439 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6440 it would end up in the shadow of a live flags regsiter.
6442 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6444 * reload1.c: Fix many indentation problems.
6445 * reload.c: Likewise.
6447 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6449 * alias.c (non_local_reference_p): Constify fmt.
6451 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6453 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6455 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6457 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6458 the internal_arg_pointer.
6460 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6462 Merge peephole2 from new_ia32_branch:
6463 * Makefile.in (STAGESTUFF): Add *.peephole2.
6464 (mostlyclean): Likewise.
6465 (recog.o): Depend on resource.h.
6467 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6468 (final_scan_insn): Likewise for the invocation of peephole.
6469 * genconfig.c (main): Look for peephole and peephole2 patterns.
6470 Emit HAVE_peephole* accordingly.
6471 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6472 * flags.h (flag_peephole2): Declare.
6473 * toplev.c: New pass peephole2. New flag -fpeephole2.
6475 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6476 * gencodes.c (main): Likewise.
6477 * genextract.c (main): Likewise.
6478 * genoutput.c (main): Likewise.
6479 * genemit.c (max_operand_1): Look for the max scratch operand.
6480 (gen_rtx_scratch): New.
6481 (gen_exp): Use it, and pass on new arg subroutine_type.
6482 (gen_expand): Take max scratch into account.
6483 (gen_split): Emit peephole2 functions.
6484 (output_peephole2_scratch): New.
6485 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6486 * genrecog.c (routine_type): Add PEEPHOLE2.
6488 (make_insn_sequence): Match outer parallel for peep2. Discard
6489 top level scratches and dups.
6490 (add_to_sequence): New args insn_type and top. Update all callers.
6491 Handle toplevel peep2 matching insns.
6492 (write_subroutine): Handle peep2.
6493 (write_tree_1): Likewise.
6494 (write_tree): Likewise.
6496 (change_state): New arg afterward. Update all callers.
6497 Handle matching separate insns.
6498 * recog.c (recog_next_insn): New.
6499 (peephole2_optimize): New.
6500 * rtl.def (DEFINE_PEEPHOLE2): New.
6501 * resource.c (find_free_register): New argument last_insn. Use it
6502 to find a register available through the entire span.
6503 * resource.h (find_free_register): Update prototype.
6505 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6507 * i386.c (output_strlen_unroll): Don't write xops[7]
6508 label if it wasn't set.
6510 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6512 * cpplib.c (struct directive): Const-ify name pointer and
6513 function pointer prototype.
6514 (validate_else, do_define, do_line, do_include, do_undef,
6515 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6516 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6517 do_warning): Const-ify second arg.
6518 (directive_table): Mark const. Reorder entries by frequency
6519 of usage, record statistics.
6521 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6523 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6524 bounds- check RTL accesses if --enable-checking.
6525 (RTVEC_ELT): Bounds check if --enable-checking.
6526 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6527 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6528 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6530 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6531 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6533 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6534 (NOTE_SOURCE_FILE): Use X0STR.
6535 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6536 MEM_ALIAS_SET): Use X0INT.
6537 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6538 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6540 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6541 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6542 (rtl_check_failed_bounds, rtl_check_failed_type1,
6543 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6545 (fancy_abort): Fix comment.
6547 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6548 (cse_insn): Decrement LABEL_NUSES for jump target before
6550 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6551 * final.c (alter_subreg): Compute regno before changing x to
6552 REG; set REGNO(x) after changing it.
6553 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6554 notes containing CONST_INTs.
6555 (delete_eh_regions): Use NOTE_EH_HANDLER.
6556 * function.c (put_reg_into_stack): Make reg a MEM before
6558 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6560 (gen_mem_addressof): Make reg a MEM before initializing it.
6561 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6563 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6564 deleting an insn, not after.
6565 (block_alloc): Only look at PATTERN(insn) if we have to, and
6566 only if it's format class 'i'.
6567 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6568 CONST_INT before using its INTVAL.
6569 * print-rtl.c (print_rtx): Use X0STR.
6570 * regmove.c (fixup_match_1): Don't look at PATTERN of
6571 non-class-'i' insn chain elements.
6572 * reload.c (loc_mentioned_in_p): Take address of
6573 in->fld[1].rtx directly.
6574 * reload1.c (reload): Change reg to a MEM before initializing
6576 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6578 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6580 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6582 * config/mips/mips.c (machine_dependent_reorg): Force a
6583 barrier to output the local constant pool if a barrier hasn't
6584 been found at a natural point in the instruction stream.
6586 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6588 * c-parse.in (language_string): Constify.
6590 * dwarf2out.c (language_string): Remove declaration.
6592 * dwarfout.c (language_string): Likewise.
6594 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6596 * tree.h (language_string, init_parse, finish_parse): Declare.
6598 * i386/sun386.h (language_string): Remove declaration.
6600 * mips.h (language_string): Likewise.
6602 * nextstep.h (language_string): Likewise.
6604 * nextstep21.h (language_string): Likewise.
6606 * rs6000.c (language_string): Likewise.
6608 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6610 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6611 (getpwd.o): Remove target.
6613 * getpwd.c: Delete file. Its in libiberty now.
6615 * dbxout.c (getpwd): Don't prototype.
6616 * dwarf2out.c (getpwd): Likewise
6617 * dwarfout.c (getpwd): Likewise
6618 * final.c (getpwd): Likewise.
6619 * protoize.c (getpwd): Likewise.
6621 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6623 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6625 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6627 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6630 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6632 * fixinc/Makefile.in (subdir): New.
6633 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6636 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6638 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6639 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6642 * invoke.texi: Fix typo.
6644 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6645 changed. Handle autoincrement addressing modes.
6647 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6648 just like we would the virtual incoming args register when
6651 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6653 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6654 path, in .file directive.
6656 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6658 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6661 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6663 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6666 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6668 * tree.c (tree_code_name): Constify a char*.
6670 * tree.h (tree_code_name, decl_printable_name): Likewise.
6672 * function.h (struct function): Likewise.
6674 * toplev.c (decl_name, decl_printable_name): Likewise.
6676 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6678 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6679 (init_objc): Remove function pointer cast.
6681 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6683 * pa.md (interspace_jump): New pattern.
6684 (builtin_longjmp): New expander.
6686 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6688 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6689 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6690 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6692 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6694 * jump.c (delete_prior_computation): Also check calls
6695 to constant functions. Don't bother checking for a
6696 REG_UNUSED note before adding it.
6697 (delete_computation): Handle multi-word hard registers
6698 when synthesizing missing REG_DEAD notes for a register
6699 which is both set and used by an insn.
6701 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6703 * loop.c (this_loop_info): New variable.
6704 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6705 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6707 (prescan_loop, strength_reduce): New argument loop_info. All callers
6709 (scan_loop): New variable loop_info, initialise to address of
6711 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6712 Delete variable loop_has_multiple_exit targets and replace with
6713 field in this_loop_info.
6714 (find_and_verify_loops): Rename this_loop to this_loop_num.
6715 (strength_reduce): Delete loop_iteration_info. Replace variable
6716 loop_info with function argument of same name.
6717 (insert_bct): Rework test for loop being completely unrolled.
6719 * loop.h (struct loop_info): New fields num, loops_enclosed,
6720 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6721 has_indirect_jump, and cont. Redefine use of unroll_number.
6722 (loop_unroll_number): Delete.
6724 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6726 (loop_iterations): Delete variable vtop and instead use
6727 loop_info->vtop computed in prescan_loop.
6729 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6731 * fix-header.c (main): Do not pass a null pointer to strcmp.
6733 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6735 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6737 * configure: Rebuilt.
6739 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6741 * jump.c (jump_optimize_1): Do not delete assignments to
6742 internal_arg_pointer.
6743 * cse.c (delete_trivially_dead_insns): Always consider a set of
6744 the internal_arg_pointer live.
6746 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6748 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6749 (update_life_info) [REG_WAS_0]: Search the original insns rather
6750 than the new insns for the note. Fix typos finding note_dest.
6751 If no dest found, discard the note rather than abort.
6752 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6753 (replace_insns): Remove the old insn list after update_life_info
6756 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6758 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6760 (sched_analyze_1): Let add_dependence care for not adding dups.
6761 (sched_analyze_2): Likewise.
6762 (add_branch_dependences): Likewise.
6764 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6766 * i386/winnt.c (export_list): New type.
6767 (exports_head): Rename to
6768 (export_head): this.
6769 (i386_pe_record_exported_symbol): Add is_data flag.
6770 (i386_pe_asm_file_end): Emit directive for exported variables.
6771 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6773 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6774 (ASM_DECLARE_OBJECT_NAME): Likewise.
6775 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6776 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6778 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6780 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6782 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6785 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6787 * config/openbsd.h: Define SET_ASM_OP.
6788 * tm.texi: cross-reference SET_ASM_OP in the index.
6790 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6792 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6793 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6794 and class_narrowest_mode at compile time. Kill init_rtl.
6795 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6796 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6797 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6799 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6801 * rtl.h: Declare rtx_length and rtx_format as const.
6802 * machmode.def: Define CC(). Use CC() to define CCmode. If
6803 EXTRA_CC_MODES is defined, expand it here.
6804 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6805 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6806 const. Kill all references to EXTRA_CC_MODES.
6808 * toplev.c: Don't prototype or call init_rtl.
6809 * optabs.c: Don't call init_mov_optab.
6810 * genemit.c: Don't generate init_mov_optab. Don't call
6812 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6814 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6815 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6816 genrecog.c: Don't call init_rtl.
6818 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6819 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6820 definition of EXTRA_CC_MODES.
6822 * md.texi: Kill ref to EXTRA_CC_NAMES.
6823 * tm.texi: Document new way to define EXTRA_CC_MODES.
6825 * genrecog.c: Do not look up the name of a define_split.
6828 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6830 * config/v850/v850.md: Fix typo introduced by previous delta.
6832 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6834 * gcc.c (fatal): Make definition static to match prototype.
6836 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6838 * combine.c (get_last_value): Don't look for earlier sets if the last
6839 known set is somewhere in between the insns being combined.
6841 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6843 * configure.in: Don't use shell ! to negate exit codes
6844 * configure: Regenerate
6846 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6848 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6849 the fact that ALIGN is measured in bits, not bytes.
6851 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6853 * errors.c: New file; defines functions error, warning, and
6854 fatal, variables have_error and progname.
6855 * errors.h: New file; prototypes and decls for stuff in errors.c.
6857 * Makefile: Add rules to build errors.o and
6858 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6859 genopinit, genrecog, genextract, genpeep, genattr, and
6860 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6861 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6862 genpeep.o, genattr.o, and genoutput.o.
6864 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6865 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6866 define or prototype fatal. Set progname at beginning of main.
6867 * genoutput.c: Likewise, and don't define or prototype error
6870 * c-typeck.c (c_expand_start_case): Return immediately if exp
6872 * fold-const.c (operand_equal_p): Return immediately if arg1
6873 or arg0 are ERROR_MARKs.
6874 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6875 fields of type ERROR_MARK when calculating if the record can
6878 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6879 with much help from Jeffrey A Law and Richard Henderson
6881 * i386.md: In the 6 insns which call output_fix_trunc,
6882 earlyclobber operands[0].
6884 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6886 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6887 creating new registers.
6889 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6891 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6892 i386_reg_alloc_order, i386_regparm_string,
6893 i386_align_loops_string, i386_align_jumps_string,
6894 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6895 and i386_branch_cost_string as type "const char *".
6896 * i386.c: Define all above strings as type "const char *".
6898 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6900 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6901 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6903 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6905 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6906 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6908 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6910 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6911 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6912 (dwarf2out_line, dwarf2out_finish): Likewise.
6913 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6915 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6917 * tree.c (lang_unsave_expr_now) : Correct return type.
6918 * tree.h (lang_unsave_expr_now) : Same.
6920 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6922 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6923 instead of duplicating code.
6925 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6927 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6929 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6931 * tree.h: fancy_abort always takes three args.
6932 * resource.c: Move include of system.h before toplev.h.
6934 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6936 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6939 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6941 * system.h: Don't redefine abort or trim_filename.
6942 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6943 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6944 whether or not __FUNCTION__ is available.
6945 * tree.h: Duplicate rtl.h's definition of abort, for files
6946 that don't include rtl.h. Delete all code to perform type
6947 checking with a compiler other than GCC.
6948 * varray.h: Delete all code to perform type checking with a
6949 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6950 its arguments exactly once, using a statement expression.
6951 Adjust the VARRAY_<type> accessor macros to match.
6952 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6953 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6954 caller's location. Define fatal_insn and fatal_insn_not_found
6955 as macros that use _fatal_insn and _fatal_insn_not_found.
6956 (fancy_abort, trim_filename): Kill prototypes.
6958 * rtl.c (trim_filename): Move here from toplev.c.
6959 (fancy_abort): New function.
6960 (DIR_SEPARATOR): Provide default definition.
6961 * tree.c (tree_check_failed, tree_class_check_failed): Go
6962 through fancy_abort.
6963 (tree_check, tree_class_check, cst_or_constructor_check,
6964 expr_check): Delete.
6965 * varray.c (varray_check_failed): New function.
6966 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6967 _fatal_insn and _fatal_insn_not_found. Go through
6969 (trim_filename, fancy_abort): Delete.
6971 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6972 * except.c (start_catch_handler): Report ICE with error/abort
6974 * final.c (output_operand_lossage): Likewise.
6975 * flow.c (verify_flow_info): Likewise.
6977 * gcc.c: Prototype fatal.
6978 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6979 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6980 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6981 Don't define fancy_abort.
6983 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6985 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6988 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6990 * m88k.h (VERSION_INFO2): Kill.
6991 (VERSION_STRING): Kill.
6993 (VERSION_INFO1): Tidy.
6994 (TARGET_VERSION): Update.
6995 * m88k/dgux.h (VERSION_INFO2): Kill.
6996 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6997 * m88k/luna.h (VERSION_INFO1): Tidy.
6998 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6999 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
7000 (output_file_start): Adjust for death of VERSION_STRING.
7002 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
7004 * cpplib.c (detect_if_not_defined): New function.
7005 (do_if): Use it to detect potential once-only headers.
7007 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
7009 * c-common.c (combine_strings): Always set TREE_CONSTANT.
7011 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7013 * combine.c (nonzero_bits) : Allow single-ly set registers to be
7014 anywere in the function only if they are pseudos and set before
7015 being used (not live at the start of the function).
7016 (num_sign_bit_copies) : Same.
7017 (get_last_value_validate) : Same.
7018 (get_last_value) : Same.
7020 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
7022 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
7023 where N and M are constant and N is an integer multiple of M.
7025 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7027 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
7028 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7029 sbitmap_union_of_preds): Add prototypes.
7030 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
7031 the intersection of successors with the new flow graph structures.
7032 (sbitmap_intersection_of_preds): New function to compute the
7033 intersection of predecessors with the new flow graph structures.
7034 (sbitmap_union_of_succs): New function to compute the union of
7035 successors with the new flow graph structures.
7036 (sbitmap_union_of_preds): New function to compute the union of
7037 predecessors with the new flow graph structures.
7038 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7039 (expr_reaches_here_p): Use edge and basic_block structures instead
7040 of s_preds and s_succs.
7041 (compute_cprop_avinout): Use new sbitmap routines.
7042 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7043 of s_preds and s_succs.
7044 * flow.c (compute_flow_dominators): Compute dominators using
7045 edges and basic blocks instead of s_preds and s_succs.
7047 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7049 * lists.c (unused_insn_list, unused_expr_list): New file for
7050 maintaining various types of lists. New statics for maintaining a
7051 cache of available INSN_LIST and EXPR_LIST nodes.
7052 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7053 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7054 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7055 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7056 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7057 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7058 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7059 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7060 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7061 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7062 (remove_dependence, free_pending_lists): Use new global routines.
7063 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7064 (sched_analyze, compute_block_backward_dependences): Use new routines.
7065 (sched_analyze_1, sched_analyze_2): Use new routines.
7066 (schedule_insns): Use new global routines.
7067 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7069 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7070 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7072 * toplev.c (rest_of_compilation): Initialize node cache.
7073 * Makefile.in (OBJS): Add lists.o to list of object files.
7074 (lists.o): Add dependancies.
7076 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7078 * config/v850/v850.md: Fix compile time warning messages.
7079 * config/v850/v850.c: Fix compile time warning messages.
7080 * config/v850/v850.h: Fix compile time warning messages.
7082 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7084 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7085 Remove unused prototype for `init_lengths'.
7087 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7089 * calls.c (emit_call_1): Mark parameter `stack_size' with
7091 (expand_call): Initialize variable `insn'.
7092 (emit_library_call): Likewise for variable `high_to_save'.
7093 (emit_library_call_value): Likewise.
7094 (store_one_arg): Likewise for variables `lower_bound' and
7097 * combine.c (try_combine): Likewise for variables `i2_code_number'
7098 and `other_code_number'.
7099 (find_split_point): Likewise for variables `pos', `unsignedp' and
7101 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7102 (simplify_and_const_int): Remove unused variable `width'.
7103 (merge_outer_ops): Likewise.
7105 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7106 HOST_WIDE_INT' when comparing against one.
7107 (simplify_relational_operation): Likewise.
7108 (cse_insn): Initialize variables `src_eqv_volatile',
7109 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7111 * final.c (init_final): Constify parameter `filename'.
7112 (final_start_function): Mark parameter `optimize' with
7114 (profile_function): Likewise for parameters `first' and `optimize'.
7115 (output_source_line): Likewise for parameter `file'.
7117 * integrate.c (subst_constants): Cast a value to `size_t' when
7118 comparing against one.
7119 (mark_stores): Initialize variable `mode'. Cast a value to
7120 `size_t' when comparing against one.
7122 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7124 * loop.c (move_movables): Initialize variable `first'.
7125 (strength_reduce): Likewise for variable `increment'.
7126 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7127 value to `size_t' when comparing against one.
7128 (load_mems): Initialize variable `end_label'.
7130 * output.h (init_final): Constify parameter.
7132 * reload.c (decompose): Initialize variable `base'.
7134 * reload1.c (reload): Likewise for variable `is_scalar'.
7135 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7136 (choose_reload_regs): Initialize variable `mode'.
7137 (emit_reload_insns): Likewise for variable `store_insn'.
7138 (reload_cse_noop_set_p): Mark parameter `insn' with
7140 (reload_combine): Initialize variable `set'.
7142 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7143 (copy_loop_body): Cast a value to `size_t' when comparing against
7146 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7147 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7148 (remove_from_pending_weak_list): Mark parameter `name' with
7151 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7153 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7156 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7158 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7159 (ASM_DECLARE_FUNCTION_NAME): Define.
7160 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7161 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7162 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7163 not already defined.
7165 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7167 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7168 of n_popped when call/call_value are not defined.
7170 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7172 * tm.texi: GNU CC -> GCC conversion.
7173 (CC1_SPEC): Indicate it is used for all language front ends.
7175 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7177 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7178 NOTE_INSN_EH_REGION_END correctly.
7180 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7181 Jeff Law <law@cygnus.com>
7183 * loop.c (strength_reduce): Automatically unroll loops if the
7184 unrolled loop size is smaller than the rolled loop size.
7186 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7187 and delete comment that code should be rewritten.
7189 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7191 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7194 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7196 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7198 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7199 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7200 (LINK_SPEC): Add -u _main when building executables.
7201 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7202 (ASM_FILE_END): Use the default for ix86-pe.
7203 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7205 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7207 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7208 and ASM_CLOSE_PAREN are empty strings.
7210 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7211 Geoffrey Keating <geoffk@cygnus.com>
7213 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7214 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7215 (unprotoize.o): Ditto.
7216 (test-protoize-simple): Don't define STD_PROTO_DIR.
7217 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7218 changes to make 'test-protoize-simple' pass.
7219 (STD_PROTO_DIR): Remove define.
7220 (STANDARD_EXEC_PREFIX): Supply default define.
7221 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7222 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7223 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7224 (GET_ENV_PATH_LIST): New macro.
7225 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7226 (do_processing): Initialize default_syscalls_dir using new
7227 macros. Use it to initialize syscalls_absolute_filename.
7229 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7231 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7232 B into a register before emit_conditional_move.
7234 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7236 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7237 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7238 multiplicand out of (+ (* a b) (* c d)).
7240 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7241 Richard Henderson <rth@cygnus.com>
7243 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7244 (new_insn_dead_notes): Likewise.
7245 (update_n_sets): Likewise.
7246 (update_flow_info): Move to flow.c, renamed to update_life_info;
7247 extend to handle multiple source insns.
7248 * flow.c: Include resource.h
7249 (unlink_insn_chain): New.
7250 (split_hard_reg_notes): New.
7251 (maybe_add_dead_note): New.
7252 (maybe_add_dead_note_use): New.
7253 (find_insn_with_note): New.
7254 (new_insn_dead_notes): New.
7255 (update_n_sets): New.
7256 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7257 (maybe_remove_dead_notes): New.
7258 (update_life_info): New.
7259 (prepend_reg_notes): New.
7260 (replace_insns): New.
7261 * output.h (update_life_info): Declare.
7262 * recog.c (split_block_insns): Use update_life_info.
7263 * resource.c (find_free_register): Use reg_alloc_order, don't use
7264 fixed regs, make sure the mode is supported, don't use new regs.
7266 * rtl.h (replace_insns): Declare.
7268 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7270 * expr.c (expand_expr): Cope with COND_EXPRs with one
7271 non-returning branch.
7273 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7275 * expr.c (store_expr): Always pass down the target, even when not
7278 1999-08-24 Nick Clifton <nickc@cygnus.com>
7280 * configure.in: Define target_cpu_default for v850 targets.
7281 * configure: Regenerate
7283 * config/v850/v850.h (TARGET_CPU_generic): Define.
7284 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7285 addresses are 4 byte aligned.
7287 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7290 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7292 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7293 (main): Add prototypes.
7295 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7296 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7297 (write_attr_get): Emit prototypes along with function definition.
7298 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7299 (write_complex_function): Emit static prototype along with
7300 function definition.
7302 * genemit.c (gen_split): Emit prototypes along with function
7305 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7306 Likewise for predicates and `insn_operand_predicate'.
7307 (process_template): Emit static prototype along with function
7310 * genrecog.c (make_insn_sequence): Constify a char*. Add
7311 prototypes for get_split_*().
7312 (write_subroutine): Emit prototypes along with function
7315 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7317 * gcse.c (find_avail_set): Follow chains of register-register copies.
7318 Use oprs_not_set_p to guarantee that the returned value can be
7320 (cprop_insn): Don't verify the return value of find_avail_set with
7323 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7324 (cprop_cc0_jump): New function.
7325 (cprop_insn): Break out new function cprop_jump and use it.
7326 Also use cprop_cc0_jump for machines with CC0.
7327 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7329 * tree.h (current_function_calls_setjmp,
7330 current_function_calls_longjmp): Delete declarations.
7331 * dsp16xx.c: Include "function.h".
7332 * elxsi.c: Likewise.
7333 * gmicro.c: Likewise.
7334 * h8300.c: Likewise.
7337 * mn10200.c: Likewise.
7338 * mn10300.c: Likewise.
7339 * ns32k.c: Likewise.
7343 * rtl.h (rtx_equal_function_value_matters): Declare.
7344 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7346 * function.c: Likewise.
7347 * emit-rtl.c: Likewise.
7349 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7351 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7354 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7356 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7359 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7361 * cpp.texi: Add a node documenting macro varargs (copied
7364 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7366 * cppspec.c: Put a null pointer at the end of the new argv.
7368 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7370 * configure.in: Remove code to select/de-select the haifa
7371 scheduler. Every scheduled port gets haifa now.
7372 * configure: Rebuilt.
7373 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7375 * Makefile.in: Corresponding changes.
7377 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7379 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7380 All callers changed.
7381 (prepare_float_lib_cmp): Likewise.
7382 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7383 * expr.h (emit_float_lib_cmp): Delete declaration.
7384 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7385 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7386 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7388 (cmptf): Now conditional on TARGET_HARD_QUAD.
7390 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7392 * resource.c (mark_target_live_regs): Use
7393 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7395 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7397 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7399 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7401 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7403 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7405 * rtl.h (rtx_format): Constify a char*.
7407 * rtl.c (rtx_format): Likewise.
7408 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7409 (init_rtl): Use accessor macro, not `rtx_format'.
7411 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7414 * caller-save.c (mark_referenced_regs): Likewise.
7416 * combine.c (subst, make_compound_operation, known_cond,
7417 gen_rtx_combine, update_table_tick, get_last_value_validate,
7418 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7420 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7421 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7422 count_reg_usage): Likewise.
7424 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7427 * final.c (leaf_renumber_regs_insn): Likewise.
7429 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7430 dump_edge_info, count_reg_references): Likewise.
7432 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7433 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7436 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7437 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7438 add_label_notes): Likewise.
7440 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7441 clear_struct_flag, count_sub_rtxs, count_alternatives,
7442 compares_alternatives_p, contained_in_p, walk_attr_value,
7443 write_expr_attr_cache): Likewise.
7445 * genconfig.c (walk_insn_part): Likewise.
7447 * genemit.c (max_operand_1, gen_exp): Likewise.
7449 * genextract.c (walk_rtx): Likewise.
7451 * genflags.c (num_operands): Likewise.
7453 * genoutput.c (scan_operands): Likewise.
7455 * genpeep.c (match_rtx): Likewise.
7457 * genrecog.c (add_to_sequence): Likewise.
7459 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7462 * integrate.c (save_constants, copy_for_inline,
7463 copy_rtx_and_substitute, subst_constants, restore_constants):
7466 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7467 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7469 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7472 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7473 add_label_notes, replace_call_address, count_nonfixed_reads,
7474 invariant_p, find_single_use_in_loop, find_mem_givs,
7475 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7478 * print-rtl.c (reg_names, print_rtx): Likewise.
7480 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7482 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7483 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7484 print_blocks): Likewise.
7486 * regclass.c (fix_register, record_address_regs,
7487 reg_scan_mark_refs): Likewise.
7489 * regmove.c (stable_but_for_p): Likewise.
7491 * reload.c (loc_mentioned_in_p, operands_match_p,
7492 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7493 copy_replacements, refers_to_regno_for_reload_p,
7494 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7495 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7498 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7499 delete_address_reloads_1, count_occurrences,
7500 reload_cse_mem_conflict_p, reload_combine_note_use,
7501 add_auto_inc_notes): Likewise.
7503 * resource.c (mark_referenced_resources, mark_set_resources):
7506 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7507 reg_mentioned_p, regs_set_between_p, modified_between_p,
7508 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7509 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7510 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7511 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7513 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7515 * stupid.c (stupid_mark_refs): Likewise.
7517 * unroll.c (remap_split_bivs): Likewise.
7519 * varasm.c (mark_constants): Likewise.
7521 * a29k/a29k.c (uses_local_reg_p): Likewise.
7523 * alpha/alpha.c (summarize_insn): Likewise.
7525 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7526 eliminate_lr2ip): Likewise.
7528 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7530 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7531 reg_mentioned_in_mem): Likewise.
7533 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7534 symbolic_reference_mentioned_p): Likewise.
7536 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7538 * sh/sh.c (regs_used, mark_use): Likewise.
7540 * vax/vax.c (vax_rtx_cost): Likewise.
7542 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7544 * machmode.h (mode_name): Constify a char*.
7546 * rtl.c (mode_name): Likewise.
7548 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7550 * optabs.c (init_libfuncs): Constify a char*.
7552 * print-tree.c (mode_name): Remove redundant declaration.
7553 (print_node): Use accessor macro, not `mode_name'.
7555 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7557 (new_spill_reg): Constify a char*.
7559 * tree.c (mode_name): Remove redundant declaration.
7561 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7563 * rtl.c (rtx_name): Constify a char*.
7565 * rtl.h (rtx_name, fix_sched_param): Likewise.
7567 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7568 (mypr): Use accessor macro, not `rtx_name'.
7570 * genemit.c (print_code): Constify a char*.
7572 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7574 * genpeep.c (print_code): Constify a char*.
7576 * genrecog.c (print_code): Likewise.
7578 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7579 end_bb): Add static prototype.
7580 (draw_edge): Constify a char*.
7581 (end_bb): Remove unused parameter.
7583 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7584 print_block_visualization): Constify a char*.
7586 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7588 * c-common.c (c_get_alias_set): Update comment.
7590 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7592 * linux.h (LIB_SPEC): Added.
7594 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7596 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7598 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7600 * tree.c (expr_check): Fix typo in last change.
7602 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7604 * rtl.def (NOTE): Change format to "iuu0n".
7605 (ADDR_DIFF_VEC): Change format to "eEee0".
7606 (ADDRESSOF): Change format to "eit".
7608 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7609 (RTVEC_ELT): Change to match.
7610 (XVECEXP): Use XVEC and RTVEC_ELT.
7611 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7612 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7613 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7614 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7615 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7616 (INTVAL): Use XWINT.
7617 (ADDRESSOF_DECL): Use XTREE.
7618 (SET_ADDRESSOF_DECL): Delete.
7619 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7620 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7621 ifdefed out since 2.6 at least.
7622 (gen_rtvec_vv): Delete prototype.
7624 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7626 (copy_most_rtx): Handle 't' format letter.
7627 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7628 (gen_rtvec_vv): Delete function. All callers changed to use
7629 gen_rtvec_v instead.
7630 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7631 the '0' format letter.
7633 * function.c (gen_mem_addressof): Don't use
7634 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7636 * integrate.c (copy_rtx_and_substitute): Likewise.
7637 Copy 't' slots with XTREE.
7638 (subst_constants): Treat 't' slots like '[swi]' slots.
7639 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7640 * jump.c (rtx_equal_for_thread_p): Likewise.
7641 * rtlanal.c (rtx_equal_p): Likewise.
7642 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7643 only four arguments.
7644 * gengenrtl.c (type_from_format): Provide correct types for
7648 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7649 If a recent gcc is in use (always in stage2 and beyond), use
7650 statement expressions, so we don't make a function call unless
7651 the check fails. Evaluate arguments exactly once.
7652 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7653 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7655 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7656 they evaluate their arguments exactly once, irrespective of
7657 the compiler in use.
7659 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7660 is used by the currently-enabled check macros. This is:
7661 (tree_check_failed, tree_class_check_failed): For gcc.
7662 (tree_check, tree_class_check, cst_or_constructor_check,
7663 expr_check): For other compilers.
7665 * gencheck.c: Do not define any *_CHECK1 macros.
7667 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7668 Mark Mitchell <mark@codesourcery.com>
7670 * c-common.c (c_get_alias_set): Fix support for poitners and
7673 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7675 * alias.c: Include tree.h.
7676 (nonlocal_reference_p, mark_constant_function): New functions.
7677 * flow.c (life_analysis): Call mark_constant_function.
7678 * rtl.h (mark_constant_function): Declare it.
7680 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7682 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7683 unrecognisable switches.
7685 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7687 * loop.c (recombine_givs): Set ix field after sorting.
7688 (recombine_givs): Remove bogus index / giv lockstep looping.
7690 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7692 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7694 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7695 (do_cmp_and_jump): Formatting fixes.
7696 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7697 do_compare_rtx_and_jump instead of compare_from_rtx.
7698 (do_compare_rtx_and_jump): New function; mostly copied from
7700 (do_jump_for_compare): Delete.
7701 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7703 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7704 of compare/do_jump_for_compare pairs.
7705 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7706 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7707 compare_from_rtx/do_jump_for_compare pairs.
7708 (do_jump_by_parts_equality): Likewise.
7709 (do_jump_by_parts_equality_rtx): Likewise.
7710 * expr.h (do_compare_rtx_and_jump): Declare.
7711 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7712 that used to be in emit_cmp_insn.
7713 (cmp_available_p): New function.
7714 (prepare_operand): New function.
7715 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7716 to be in emit_cmp_insn.
7717 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7718 parameters to be pointers; don't emit final compare but modify some of
7719 the values pointed to by the args so the caller can perform the
7721 (expand_binop): Call emit_store_flag_force with signed forms of
7723 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7724 emit_jump_insn pair.
7725 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7726 emit_cmp_and_jump_insn_1. Call emit_queue.
7727 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7729 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7730 jump sets cc0 before deleting it.
7731 * integrate.c (expand_inline_function): Likewise.
7732 * unroll.c (unroll_loop): Similar changes in several places.
7733 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7736 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7738 * Makefile.in (insn-recog.o): Update dependencies.
7739 * genrecog.c (main): Make generated file include "function.h".
7741 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7743 * cse.c (cse_insn): Call never_reached_warning when a jump is
7744 changed to be unconditional.
7745 * flags.h: Declare warn_notreached.
7746 * flow.c (delete_block): Call never_reached_warning when
7748 * jump.c (delete_barrier_successors): Call never_reached_warning
7749 when we delete everything after a BARRIER.
7750 (never_reached_warning): New function.
7751 * rtl.h: Declare never_reached_warning.
7752 * toplev.c (warn_notreached): New variable.
7753 (lang_independent_options): Set warn_notreached
7754 when -Wunreachable-code.
7755 (compile_file): We need line numbers for -Wunreachable-code.
7757 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7759 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7760 * sched.c (insn_unit): Likewise.
7762 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7764 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7766 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7768 * flow.c (create_edge_list): Use xmalloc, not malloc.
7770 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7772 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7773 C-style comments. Do not lose the character before double slash.
7775 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7777 * basic-block.h (struct edge_list): Stucture to maintain a vector
7779 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7780 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7781 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7782 New function prototypes.
7783 * flow.c (create_edge_list): Function to create an edge list.
7784 (free_edge_list): Discards memory used by an edge list.
7785 (print_edge_list): Debug output showing an edge list.
7786 (verify_edge_list): Internal consistency check for an edge list.
7787 (find_edge_index): Function to find an edge index for a pred and succ.
7789 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7791 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7794 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7796 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7798 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7800 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7802 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7804 * toplev.c (rest_of_compilation): Allow machine dependent
7805 reorganisation pass to place information into the RTL dump
7806 file if it so wishes.
7808 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7810 * explow.c (hard_function_value): Use VOIDmode instead of
7812 * stmt.c (expand_return): Likewise.
7813 * stor-layout.c (get_best_mode): Likewise.
7815 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7816 emit call instead of emit_insn call.
7818 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7820 * configure.in: Handle --disable/enable-win32-registry.
7821 * install.texi: Document --disable/enable-win32-registry.
7822 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7823 (WIN32_REGISTRY_KEY): New macro.
7824 * prefix.c: Use to enable/disable win32-specific code.
7825 (lookup_key): Use versioned key.
7826 * configure: Regenerate.
7827 * config.in: Likewise.
7829 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7831 * cpplib.c (read_line_number): New fn, split out of...
7834 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7836 tree.c (lang_unsave_expr_now) : New.
7837 (unsave_expr_now): Call lang_unsave_expr_now.
7838 tree.h (lang_unsave_expr_now) : New.
7840 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7842 * toplev.c (flag_new_exceptions): On by default.
7844 1999-08-13 Michael Meissner <meissner@cygnus.com>
7846 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7848 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7850 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7851 INTEGER_TYPE with precision==1, it's __java_boolean.
7853 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7855 * global.c (prune_preferences): Move some invariants out of the
7858 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7860 * configure.in (alpha*-dec-osf*): Add osf5.
7862 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7864 * configure.in: Rework handling of ARM GNU/Linux slightly.
7865 (arm*-*-linux-gnuoldld): New target.
7866 * configure: Regenerate.
7867 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7868 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7869 * config/arm/linux-oldld.h: New file.
7870 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7871 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7873 * config/arm/linux-elf.h (ASM_SPEC): Define.
7874 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7875 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7876 for 26-bit APCS and old linker.
7877 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7879 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7880 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7881 don't define `arm' or `arm_elf'.
7882 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7883 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7885 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7887 * rtl.texi: Fix typo.
7889 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7891 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7893 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7895 * extend.texi (C++ Signatures): Remove node.
7896 * invoke.texi: Remove discussion of -fhandle-signatures,
7897 signature, sigof, __signature__, and __sigof__.
7899 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7901 * Makefile.in (JAVAGC): Removed.
7903 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7905 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7907 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7909 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7911 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7913 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7914 a register that is already known to be a pointer.
7916 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7918 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7919 * fixinc/inclhack.sh: Regenerated.
7920 * fixinc/fixincl.sh: Regenerated.
7922 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7924 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7925 Fix documentation of -ansi flag to describe its C++ behavior.
7926 Remove bogus reference to GCC 2.9.
7928 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7930 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7931 note if it is non-NULL.
7933 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7935 * except.h (eh_nesting_info): Add new structure defintion.
7936 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7937 (reachable_handlers, update_rethrow_references): Add function
7939 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7940 a rethrow symbol instead of an integer exception region number.
7941 * flow.c (Make_edges): Use new exception nesting routines to determine
7942 which handlers are reachable from a CALL or asynchronous insn.
7943 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7945 (delete_eh_regions): Update rethrow labels, and don't delete
7946 regions which are the target of a rethrow.
7947 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7948 avoid overloading the SYMBOL_REF_USED flag.
7949 (rethrow_symbol_map): Use new rethrow_ref field.
7950 (rethrow_used): Use new rethrow_ref field.
7951 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7952 of an integer. Fix formatting.
7953 (output_exception_table_entry): Use new rethrow_ref field.
7954 (can_throw): Check for EH_REGION_NOTE before deciding
7955 whether a CALL can throw or not.
7956 (scan_region): Call rethrow_used() instead of accessing data structure.
7957 (update_rethrow_references): New function to make sure only regions
7958 which are still targets of a rethrow are flagged as such.
7959 (process_nestinfo): New static function to initialize a handler
7960 list for a specific region.
7961 (init_eh_nesting_info): New function to allocate and initialize
7962 the list of all EH handlers reachable from all regions.
7963 (reachable_handlers): New function to retrieve the list of handlers
7964 reachable from a specific region and insn.
7965 (free_eh_nesting_info): New function to dispose of a list of
7968 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7970 * flow.c (split_edge): Set JUMP_LABEL field.
7971 (commit_one_edge_insertion): Set head correctly for insert_before.
7972 When inserting insns, update insn block numbers if allocated.
7974 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7976 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7977 retry_incomplete_types): Add static prototype.
7978 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7979 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7980 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7981 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7982 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7985 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7986 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7988 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7990 * output.h (assemble_name): Constify a char*.
7992 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7993 assemble_variable, assemble_name): Likewise.
7995 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7997 * arm/pe.c (arm_pe_unique_section): Likewise.
7999 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
8001 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
8003 * i386/interix.c (i386_pe_unique_section): Likewise.
8005 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
8007 * i386/winnt.c (i386_pe_unique_section): Likewise.
8009 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
8011 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
8013 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
8015 * pa/pa.c (output_call): Likewise.
8017 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
8019 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
8021 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
8024 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
8027 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
8029 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
8030 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
8032 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
8034 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8036 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
8038 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8040 * tree.h (lang_identify): Constify a char*.
8041 (print_error_function): Add extern prototype. Constify a char*.
8043 * c-lang.c (lang_identify): Constify a char*.
8045 * objc/objc-act.c (lang_identify): Constify a char*.
8047 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8049 * genpeep.c (main): Make generated file include "function.h".
8050 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8052 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8054 * Makefile.in: Update dependencies.
8055 * alias.c: Include "function.h"
8056 * c-decl.c: Likewise.
8057 * caller-save.c: Likewise.
8058 * calls.c: Likewise.
8059 * combine.c: Likewise.
8061 * explow.c: Likewise.
8062 * final.c: Likewise.
8063 * global.c: Likewise.
8064 * graph.c: Likewise.
8065 * local-alloc.c: Likewise.
8067 * optabs.c: Likewise.
8068 * profile.c: Likewise.
8069 * recog.c: Likewise.
8070 * regclass.c: Likewise.
8071 * regmove.c: Likewise.
8072 * reload.c: Likewise.
8073 * reorg.c: Likewise.
8074 * resource.c: Likewise.
8075 * sched.c: Likewise.
8076 * stupid.c: Likewise.
8077 * config/1750a/1750a.c: Likewise.
8078 * config/a29k/a29k.c: Likewise.
8079 * config/arc/arc.c: Likewise.
8080 * config/arm/arm.c: Likewise.
8081 * config/arm/thumb.c: Likewise.
8082 * config/c4x/c4x.c: Likewise.
8083 * config/clipper/clipper.c: Likewise.
8084 * config/convex/convex.c: Likewise.
8085 * config/fx80/fx80.c: Likewise.
8086 * config/i860/i860.c: Likewise.
8087 * config/m68k/m68k.c: Likewise.
8088 * config/m88k/m88k.c: Likewise.
8089 * config/mips/mips.c: Likewise.
8090 * config/pdp11/pdp11.c: Likewise.
8091 * config/pyr/pyr.c: Likewise.
8092 * config/romp/romp.c: Likewise.
8093 * config/sh/sh.c: Likewise.
8094 * config/tahoe/tahoe.c: Likewise.
8095 * config/vax/vax.c: Likewise.
8096 * config/we32k/we32k.c: Likewise.
8097 * config/sparc/sparc.c: Include "function.h".
8098 (mem_min_alignment): Test current_function rather than
8099 regno_pointer_align.
8100 * config/pa/pa.c: Likewise.
8101 (compute_frame_size): Delete declaration of
8102 current_function_outgoing_args_size.
8103 * config/arc/arc.h (current_function_varargs): Delete declaration.
8104 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8106 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8108 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8109 current_function_uses_pic_offset_table.
8110 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8111 of current_function_returns_pointer.
8112 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8113 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8114 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8115 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8116 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8117 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8118 * config/m88k/m88k.c: Include "function.h"
8119 (call_used_regs, current_function_pretend_args_size,
8120 current_function_outgoing_args_size, frame_pointer_needed): Delete
8122 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8124 * config/mips/mips.h (current_function_calls_alloca): Delete
8126 * config/mn10200/mn10200.h (current_function_needs_context,
8127 rtx_equal_function_value_matters): Delete declarations.
8128 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8129 flag_pic): Delete declarations.
8130 * config/pa/pa.h (current_function_pretend_args_size,
8131 current_function_decl): Delete declarations.
8132 * config/pa/som.h (current_function_varargs): Delete declaration.
8133 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8135 * config/pyr/pyr.h (current_function_pretend_args_size,
8136 current_function_args_size, current_function_calls_alloca): Delete
8138 * config/sh/sh.h (current_function_varargs): Delete declaration.
8139 * config/sparc/sparc.h (current_function_outgoing_args_size,
8140 current_function_calls_alloca, current_function_decl): Delete
8142 * config/spur/spur.h (current_function_pretend_args_size,
8143 current_function_calls_alloca): Delete declarations.
8144 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8146 * config/vax/vms.h (current_function_name): Delete declaration.
8147 * gcse.c: Include "function.h".
8148 (current_function_name, current_function_calls_setjmp): Delete
8150 * haifa-sched.c: Include "function.h".
8151 (forced_labels): Delete declaration.
8153 * reg-stack.c: Likewise.
8154 * reload1.c: Likewise.
8155 * genemit.c (main): Make generated file include function.h.
8156 * genoutput.c (output_prologue): Likewise.
8158 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8159 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8160 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8161 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8162 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8163 macros for some of them.
8164 (emit_filename, emit_lineno): Delete declarations.
8165 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8166 regno_pointer_* variables through current_function.
8167 (gen_inline_header_rtx): Delete function.
8168 (save_emit_status): Delete function.
8169 (set_new_last_label_num): New function.
8170 (clear_emit_caches): New function.
8171 (restore_emit_status): Just clear last_labelnum and call
8173 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8174 through macro seq_stack.
8175 (add_insn_after): Likewise.
8176 (add_insn_before): Likewise.
8177 (remove_insn): Likewise.
8178 (pop_topmost_sequence): Likewise.
8179 (in_sequence_p): Likewise.
8180 (start_sequence_for_rtl_expr): Likewise.
8181 (start_sequence): Likewise, and likewise for
8182 sequence_rtl_expr/seq_rtl_expr.
8183 (push_topmost_sequence): Likewise.
8184 (end_sequence): Likewise.
8185 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8186 All callers changed. Store into that pointer instead of globals.
8187 (init_emit): Allocate emit elt of current_function.
8188 Changes for sequence_rtl_expr/sequence_stack renaming.
8189 Call clear_emit_caches instead of doing it in-line.
8190 Access regno_pointer_* variables through current_function.
8191 (init_emit_once) Don't clear sequence_stack.
8193 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8195 (arg_pointer_save_area): Delete declaration.
8196 (finish_expr_for_function): Renamed from init_queue; no longer static.
8197 (init_expr): Don't call init_queue.
8198 (save_expr_status, restore_expr_status): Delete functions.
8199 (expand_expr): Changes to reflect new layout of struct function.
8200 Don't access current_function_check_memory_usage when current_function
8202 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8203 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8204 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8205 current_function_uses_const_pool, function_call_count,
8206 current_function_uses_pic_offset_table, nonlocal_labels,
8207 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8208 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8209 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8211 (finish_expr_for_function): Declare.
8212 * flags.h (current_function_has_nonlocal_label,
8213 current_function_has_nonlocal_goto, current_function_is_thunk,
8214 current_function_has_computed_jump): Delete declarations.
8215 * flow.c (forced_labels): Delete declaration.
8216 * function.c (current_function_pops_args,
8217 current_function_returns_struct, current_function_returns_pcc_struct,
8218 current_function_needs_context, current_function_calls_setjmp,
8219 current_function_calls_longjmp, current_function_has_nonlocal_label,
8220 current_function_has_nonlocal_goto, current_function_is_thunk,
8221 current_function_has_computed_jump, current_function_calls_alloca,
8222 current_function_contains_functions, current_function_returns_pointer,
8223 current_function_epilogue_delay_list, current_function_args_size,
8224 current_function_pretend_args_size, current_function_arg_offset_rtx,
8225 current_function_outgoing_args_size, current_function_varargs,
8226 current_function_stdarg, current_function_args_info, cleanup_label,
8227 current_function_name, current_function_uses_const_pool,
8228 current_function_instrument_entry_exit, current_function_return_rtx,
8229 current_function_uses_pic_offset_table, nonlocal_labels,
8230 current_function_internal_arg_pointer, current_function_cannot_inline,
8231 current_function_check_memory_usage, function_call_count,
8232 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8233 nonlocal_goto_stack_level, return_label, save_expr_regs,
8234 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8235 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8236 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8237 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8238 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8240 (push_function_context_to): Don't save them. Don't call
8241 save_storage_status, save_emit_status or save_expr_status.
8242 (pop_function_context_from): Don't restore them. Don't call
8243 restore_storage_status or restore_expr_status.
8244 (get_func_frame_size): New function.
8245 (get_frame_size): Use it.
8246 (assign_outer_stack_local): Reflect some member name changes in struct
8248 (put_reg_into_stack): Likewise.
8249 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8251 (fixup_var_refs): Likewise.
8252 (fix_lexical_addr): Likewise.
8253 (trampoline_address): Likewise.
8254 (prepare_function_start): Clear field inlinable of current_function.
8255 (init_function_for_compilation): New function.
8256 (expand_dummy_function_end): New function.
8257 (expand_function_end): Call finish_expr_for_function.
8258 * function.h (struct emit_status): New; fields moved here from struct
8259 function and from global variables. Add accessor macros for some of
8261 (struct expr_status): Likewise.
8262 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8263 (struct function): Add fields expr and emit, inlinable, inl_emit,
8264 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8265 inl_max_label_num. Add many comments.
8266 Add accessor macros for all elts of struct function that no longer
8267 have a global variable.
8268 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8269 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8270 stack_slot_list): Delete declarations.
8271 (get_func_frame_size): Declare.
8272 (save_expr_status, restore_expr_status, save_emit_status,
8273 save_storage_status, restore_storage_status): Delete declarations.
8274 (init_virtual_regs): Declare.
8275 * output.h (current_function_pops_args,
8276 current_function_returns_struct, current_function_returns_pcc_struct,
8277 current_function_needs_context, current_function_calls_setjmp,
8278 current_function_calls_longjmp, current_function_calls_alloca,
8279 current_function_has_nonlocal_label, current_function_varargs,
8280 current_function_has_computed_jump, current_function_returns_pointer,
8281 current_function_contains_functions, current_function_args_size,
8282 current_function_pretend_args_size, current_function_stdarg,
8283 current_function_outgoing_args_size, current_function_args_info,
8284 current_function_name, current_function_return_rtx,
8285 current_function_epilogue_delay_list,
8286 current_function_uses_const_pool, current_function_cannot_inline):
8287 Delete declarations.
8288 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8289 regno_reg_rtx): Delete declaration.
8290 (REGNO_POINTER_FLAG): Delete macro.
8291 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8292 function were renamed.
8293 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8295 * toplev.c: Include "function.h".
8296 (current_function_decl): Delete declaration.
8297 (compile_file): Call init_dummy_function_start and
8298 expand_dummy_function_end around some initializations that need to
8300 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8301 Call init_function_for_compilation.
8302 * unroll.c: Include "function.h"
8303 (unroll_loop): Access regno_pointer_* variables through
8306 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8307 (DECL_SAVED_INSNS): use it.
8308 (expand_dummy_function_end): Declare.
8309 (init_function_for_compilation): Declare.
8310 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8311 that it's no longer an INLINE_HEADER.
8312 (expand_call): Likewise.
8313 * integrate.c (finish_inline): Delete function.
8314 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8315 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8316 args. Don't generate an INLINE_HEADER rtx, just return the arg
8317 vector. All callers changed.
8318 (save_for_inline_copying): Create a duplicate struct emit_status to
8319 hold the emit state for compiling the current function. Use this and
8320 the other new fields in struct function that are for integration
8321 instead of an INLINE_HEADER.
8322 Use memcpy instead of bcopy.
8323 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8324 (save_for_inline_nocopy): Similar changes, except no new emit_status
8326 (expand_inline_function): Get information from function structure,
8327 not from an inline header rtx.
8328 (output_inline_function): Lose code to extract the necessary
8329 information from an inline header; simply put back the function
8330 structure into current_function. Clear its inlinable elt.
8331 * rtl.def (INLINE_HEADER): Delete.
8332 * rtl.h: Delete all accessors for an INLINE_HEADER.
8333 (gen_inline_header_rtx): Delete declaration.
8334 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8335 Delete declarations.
8336 (REGNO_POINTER_ALIGN): Delete.
8337 (clear_emit_caches): Declare.
8338 (set_new_last_label_num): Declare.
8340 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8342 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8344 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8345 * stmt.c (is_eh_region): Make sure current_function is present, too.
8347 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8349 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8350 for 64bit PA targets.
8352 * pa.h (SELECT_SECTION): Define.
8353 * som.h (SELECT_SECTION): Delete.
8355 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8357 * alias.c (init_alias_analysis): Wrap call to
8358 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8360 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8362 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8363 <sys/asm.h> contains an asm comment with an apostrophe
8364 * fixinc/inclhack.sh: regen
8365 * fixinc/fixincl.x: regen
8367 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8369 * function.c (init_function_start): Clear prologue & epilogue.
8370 (prologue_epilogue_contains): New function.
8371 * alias.c (init_alias_analysis): Use it.
8372 * rtl.h (prologue_epilogue_contains): Declare it.
8374 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8376 * jump.c (onlyjump_p): New function.
8377 * rtl.h: Declare it.
8378 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8379 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8381 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8383 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8384 to invert loops. Simplify block scanning.
8386 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8388 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8389 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8391 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8393 * config/sparc/liteelf.h: New file to support sparclite-elf target
8394 * config/sparc/t-sp86x: New file to support sparc86x targets
8395 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8396 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8397 * configure.in: Support above target triplets
8398 * configure: Regenerated
8400 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8402 * fixinc/server.c (server_setup): Do not prefix function used as
8405 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8407 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8408 Remove fp reg alternatives.
8410 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8412 * Makefile.in (TAROUTOPTS): Kill.
8413 (install-headers-tar): Use "xpf" for tar headerfile extraction
8414 * i370/x-oe (TAROUTOPTS): Delete.
8415 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8416 * m68k/x-hp320 (TAROUTOPTS): Delete.
8417 * m68k/x-hp320g (TAROUTOPTS): Delete.
8418 * gcc.texi: Update bug reporting text.
8420 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8422 * reg-stack.c (change_stack) Fixed problem with negative array index.
8424 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8426 * extend.texi, install.texi: Fix spelling mistakes.
8428 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8429 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8430 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8432 * mips/t-ecoff: Likewise.
8433 * mips/t-elf: Likewise.
8434 * mips/t-mips: Likewise.
8435 * mips/t-osfrose: Likewise.
8436 * mips/t-r3900: Likewise.
8437 * mips/t-svr3: Likewise.
8438 * mips/t-svr4: Likewise.
8439 * mips/t-ultrix: Likewise.
8441 * gcc.texi: Document recommend means to provide software floating
8442 point libraries in libgcc.a
8444 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8446 * c-lex.c (yylex): We can have a number with no digits.
8448 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8450 * jump.c (delete_prior_computation): New function, broken
8451 out of delete_computation. Check for side effects with
8452 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8453 multi-word hard registers.
8454 (delete_computation): Use it. Check for side effects with
8455 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8456 missing REG_DEAD note for a register which is both set and
8459 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8461 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8462 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8463 (ASM_FILE_START): Import _mcount with the right type.
8464 (ASM_DECLARE_FUNCTION_NAME): Define.
8465 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8466 * pa.c (output_function_prologue): Always emit the function's label
8468 * pa.h (TEXT_SPACE_P): Define.
8469 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8470 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8471 * som.h (TEXT_SPACE_P): Delete.
8472 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8473 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8475 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8477 * expr.c (emit_group_load): Allow src to be a CONCAT.
8479 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8481 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8482 (___mulsi3): Use '!' comment character.
8484 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8486 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8488 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8490 * gcc.c: Update URLs and mail addresses.
8491 * gcc.texi: Likewise.
8493 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8495 * rs6000.c (current_file_function_operand): Return zero for
8497 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8499 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8502 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8504 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8505 allocate space in the stack frame for the PIC register.
8507 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8509 * m68k.md (xordi3, anddi3): These patterns are not available on
8512 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8514 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8515 (PUT_REAL): Likewise.
8517 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8519 * final.c (shorten_branches): Don't add an alignment for loops
8520 that have no label inside.
8522 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8524 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8525 prototypes in macro HAVE_cmpstrsi.
8527 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8529 * emit-rtl.c (operand_subword): Remove unused variable
8532 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8534 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8536 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8538 * cpphash.c (macroexpand): Delete leading whitespace when arg
8539 is concatenated before.
8540 (unsafe_chars): Correct test for whether + and - can extend a
8543 * cppinit.c (cpp_start_read): Do dependencies for
8544 -include/-imacros files also.
8546 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8547 tokenizing non-directive lines.
8548 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8549 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8552 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8554 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8556 * c-lex.c: Sync with C++ frontend.
8557 (linemode): New variable.
8558 (parse_float): imag, conversion_errno, and type are output only.
8559 (yylex): Adjust. Move initial '.' case into main switch.
8561 (handle_generic_pragma): Just deal with tokens.
8562 (readescape): Use ISXDIGIT and ISGRAPH.
8563 * c-parse.in: Add END_OF_LINE token.
8565 * c-lex.c (lang_init): Generalize.
8566 (nextchar): Remove. Replace uses with UNGETC.
8567 (skip_white_space): Handle linemode here. Optimize for cpplib.
8568 (skip_white_space_on_line): Remove.
8569 (extend_token_buffer_to): New fn.
8570 (extend_token_buffer): Use it.
8571 (read_line_number, check_newline): Just deal with tokens.
8572 (token_getch, token_put_back): New fns.
8573 (yylex): Use them. More cpplib optimizations. Simplify.
8575 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8576 Jason Merrill <jason@yorick.cygnus.com>
8578 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8579 (consume_string): Make this smart about USE_CPPLIB.
8580 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8581 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8582 Also, clean up cases where we redundantly set token_buffer[0].
8583 (read_line_number): New fn.
8584 (ignore_escape_flag): New variable.
8586 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8588 * a29k/t-a29kbare: Fix some comments.
8589 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8590 (FPBIT, DPBIT): Define.
8591 * a29k/t-vx29k: Likewise.
8592 * arc/t-arc: Likewise.
8593 * arm/t-arm-elf: Likewise.
8594 * arm/t-bare: Likewise.
8595 * arm/t-pe: Likewise.
8596 * arm/t-pe-thumb: Likewise.
8597 * arm/t-semi: Likewise.
8598 * arm/t-thumb: Likewise.
8599 * arm/t-thumb-elf: Likewise.
8600 * arm/t-thumb-linux: Likewise.
8601 * h8300/t-h8300: Likewise.
8602 * i960/t-i960: Likewise.
8603 * i960/t-vxworks960: Likewise.
8604 * m32r/t-m32r: Likewise.
8605 * mips/t-ecoff: Likewise.
8606 * mips/t-elf: Likewise.
8607 * mips/t-r3900: Likewise.
8608 * pa/t-pro: Likewise.
8609 * rs6000/t-aix43: Likewise.
8610 * rs6000/t-beos: Likewise.
8611 * rs6000/t-newas: Likewise.
8612 * rs6000/t-ppccomm: Likewise.
8613 * rs6000/t-rs6000: Likewise.
8614 * rs6000/t-winnt: Likewise.
8615 * rs6000/t-xnewas: Likewise.
8616 * rs6000/t-xrs6000: Likewise.
8617 * sh/t-sh: Likewise.
8618 * sparc/t-elf: Likewise.
8619 * sparc/t-sparcbare: Likewise.
8620 * sparc/t-sparclite: Likewise.
8621 * sparc/t-splet: Likewise.
8622 * v850/t-v850: Likewise.
8623 * mn10200/t-mn10200: Fix comments.
8624 * mn10300/t-mn10300: Likewise.
8626 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8627 dummy operand. Allocate a new pseudo for the dummy operand.
8628 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8630 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8632 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8634 * configure: Rebuilt.
8635 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8637 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8639 * recog.c (preproces_constraints): Zero recog_op_alt before
8640 processing the constraints.
8642 * arm.c (typedef minipool_node): Renamed from pool_node.
8643 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8644 (add_minipool_constant): New function.
8645 (dump_minipool): New function.
8646 (find_barrier): Remove special case for getting the insn size of
8647 an insn that references the constant pool.
8648 (minipool_fixup): New structure.
8649 (push_minipool_barrier): New function.
8650 (push_minipool_fix): New function.
8651 (note_invalid_constants): New function.
8652 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8653 (arm_reorg): Rewrite code to fix up the constant pool into a
8654 series of mini-pools embedded in the insn stream.
8655 (arm_output_epilogue): New function, made mainly from the body
8656 of output_func_epilogue.
8657 (output_func_epilogue): Move insn generation part of epilogue code
8658 to arm_output_epilogue.
8659 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8660 * arm.md (pool_range): New attribute.
8661 (zero_extendqidi2): Add attribute pool_range.
8662 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8663 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8664 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8665 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8666 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8667 (epilogue): New expand.
8668 (epilogue_insn): New insn. Call arm_output_epilogue.
8670 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8671 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8673 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8675 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8677 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8679 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8681 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8683 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8685 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8687 * global.c: Fix comment.
8689 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8691 * gcc.c (access_check): New static function.
8692 (find_a_file): Use it when searching a directory list.
8693 * collect2.c (find_a_file): Don't accept directories found when
8694 searching a directory list.
8696 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8698 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8699 function parameters with `&'.
8700 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8702 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8704 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8705 or tidy_fallthru_edge if the last insn in the block is not
8706 an unconditional jump or a simple conditional jump.
8708 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8710 * Makefile.in (c-decl.o): Depends on defaults.h.
8712 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8714 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8716 (CLASS_MAX_NREGS): Likewise.
8718 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8720 * cse.c (cse_insn): Fix dumb thinko in last change.
8722 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8724 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8727 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8729 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8730 test for sizes of passed and declared parameter types.
8732 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8734 * fixincludes: Fix the return type of bsearch, char* -> void*.
8736 * fixinc/inclhack.def: Likewise.
8738 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8740 * invoke.texi (-fdump-translation-unit): New option.
8742 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8744 * expr.h (PROMOTE_PROTOTYPES): Move ...
8745 * defaults.h: ... to here.
8746 * c-decl.c: Include defaults.h instead of expr.h.
8747 * c-typeck.c: Include defaults.h.
8749 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8751 * toplev.h (errorcount): Declare.
8752 (warningcount): Likewise.
8753 (sorrycount): Likewise.
8754 * c-lex.c (errorcount): Don't declare.
8755 * dwarf2out.c (errorcount): Don't declare.
8757 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8759 * config/libgloss.h: Add a note discouraging use with ELF.
8760 * configure.in: Don't use libgloss.h for ELF targets.
8761 Always use_collect2 on a.out targets.
8763 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8765 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8766 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8768 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8770 * loop.c (strength_reduce): When doing biv->giv conversion, update
8771 reg note of NEXT->insn.
8773 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8775 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8777 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8779 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8780 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8781 Ensure expr.h is included.
8782 * c-typecheck.c (convert_arguments): Ditto.
8784 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8786 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8787 * config/convex/convex.h: Ditto.
8788 * config/dsp16xx/dsp16xx.h: Ditto.
8789 * config/fx80/fx80.h: Ditto.
8790 * config/gmicro/gmicro.h: Ditto.
8791 * config/i370/i370.h: Ditto.
8792 * config/i386/i386.h: Ditto.
8793 * config/m32r/m32r.h: Ditto.
8794 * config/m68k/m68k.h: Ditto.
8795 * config/m88k/m88k.h: Ditto.
8796 * config/mips/mips.h: Ditto.
8797 * config/pa/pa.h: Ditto.
8798 * config/pyr/pyr.h: Ditto.
8799 * config/tahoe/tahoe.h: Ditto.
8800 * config/we32k/we32k.h: Ditto.
8802 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8805 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8807 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8810 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8812 1999-08-02 Richard Henderson <rth@cygnus.com>
8814 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8815 for the register spill block.
8817 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8818 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8820 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8821 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8822 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8824 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8826 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8827 MAX_WCHAR_TYPE defined in sparc.h.
8828 * config/sparc/linuxaout.h: Likewise.
8829 * config/sparc/linux64.h: Likewise.
8830 Also default to -mvis if CPU is UltraSPARC.
8832 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8834 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8835 (RTX_OK_FOR_OLO10): Likewise.
8836 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8837 %lo(), allow it in addresses...
8838 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8839 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8840 does not make sense.
8841 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8842 (sparc_output_scratch_registers): New function.
8843 (output_function_prologue, sparc_flat_output_function_prologue): Use
8845 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8847 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8848 * configure.in: Add check for .register pseudo-op support in as and
8849 check for offsetable %lo().
8850 * acconfig.h: Add templates for the above checks.
8851 * configure: Regenerate.
8853 1999-08-02 Richard Henderson <rth@cygnus.com>
8855 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8856 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8857 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8859 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8861 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8864 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8866 * config/float-sparc.h: New file.
8867 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8868 sparc-*-linux-gnu and sparc64-*-linux*.
8870 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8872 * rs6000.c (rs6000_va_list): Type is an array.
8873 (rs6000_va_start): Don't doubly adjust for varargs.
8874 (rs6000_va_arg): Evaluate long long GPR adjustment.
8876 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8878 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8879 -maix64 and -maix32.
8880 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8881 LINK_SPEC): Change appropriately.
8882 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8883 (u_short_cint_operand): Likewise.
8884 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8886 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8888 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8890 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8892 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8894 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8895 (non_add_cint_operand): Likewise.
8896 (logical_operand): Likewise.
8897 (non_logical_cint_operand): Likewise.
8898 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8899 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8900 (rs6000_select_rtx_section): Suppress warning.
8901 (small_data_operand): Suppress warning.
8902 (rs6000_got_register): Suppress warning.
8903 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8904 type, so `J' is generally the wrong constraint for a SImode value;
8906 (andsi3_internal2): Likewise.
8907 (andsi3_internal3): Likewise.
8908 (iorsi3_internal1): Likewise.
8909 (xorsi3_internal1): Likewise.
8911 (movsf_softfloat): Likewise.
8912 (scc insns): Likewise.
8913 (movsi+2): Preserve sign bits of SImode constant.
8914 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8915 (movdf+1): Sign-extend properly.
8916 (movdi_32+1): Sign-extend properly.
8917 (scc insns): Sign-extend properly.
8919 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8922 1999-08-02 Richard Henderson <rth@cygnus.com>
8924 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8926 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8927 * alpha.md (all fp insns): Likewise.
8929 1999-08-02 Nick Clifton <nickc@cygnus.com>
8931 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8934 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8936 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8937 pic_load_label generator directly.
8938 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8939 No longer a named pattern.
8941 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8943 * explow.c (force_reg): Call force_operand if X does not
8944 satisfy general_operand.
8946 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8948 * fix-header.c (main): When testing for CONTINUED, use string
8949 equality, not pointer equality.
8951 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8953 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8955 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8957 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8958 that has become an unconditional jump.
8960 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8961 (output_function_epilogue): Similarly.
8963 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8965 * tree.h (init_dummy_function_start): Declare.
8967 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8969 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8970 last_expr_type, last_expr_value, block_start_count, block_stack,
8971 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8972 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8973 dynamically in stmt elt of struct function for each function.
8974 (struct nesting): Rename function_call_count elt to n_function_calls,
8975 target_temp_slot_level to block_target_temp_slot_level. All users
8977 (struct stmt_status): New structure definition.
8978 Add many accessor macros for stmt_status elements which previously
8979 were global variables.
8980 (init_stmt_for_function): Allocate stmt elt for current_function.
8981 Reflect that block_start_count was renamed to
8982 current_block_start_count.
8983 (save_stmt_status, restore_stmt_status): Delete functions.
8984 (preserve_subexpressions_p): Don't access loop_stack when outside
8986 (expand_start_bindings): Reflect that block_start_count was renamed to
8987 current_block_start_count.
8988 (expand_fixup): Likewise.
8989 (expand_decl): Don't access block_stack when outside a function.
8990 (expand_decl_cleanup): Likewise.
8991 (expand_dcc_cleanup): Likewise.
8992 (expand_dhc_cleanup): Likewise.
8993 (expand_anon_union_decl): Likewise.
8994 (set_file_and_line_for_stmt): New function.
8995 (in_control_zone_p): New function.
8997 * function.h (struct function): Add new elt stmt.
8998 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8999 case_stack, nesting_stack, nesting_depth, block_start_count,
9000 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
9001 emit_lineno, goto_fixup_chain.
9002 (save_eh_status, restore_eh_status, save_stmt_status,
9003 restore_stmt_status): Delete declarations.
9004 * function.c (push_function_context_to): Don't call save_stmt_status.
9005 (pop_function_context_to): Don't call restore_stmt_status.
9006 * tree.h (in_control_zone_p): Declare.
9007 * rtl.h (set_file_and_line_for_stmt): Declare.
9009 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
9010 call set_file_and_line_for_stmt.
9012 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
9014 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
9015 Also update copyright.
9017 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9019 * c-pragma.c: Don't include "except.h".
9020 * emit-rtl.c: Likewise.
9021 * stor-layout.c: Likewise.
9023 * varasm.c: Likewise.
9025 * flow.c: Include "function.h".
9026 * tree.h (init_dummy_function_start): Declare new function.
9028 * except.h (struct eh_status): New structure.
9029 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
9031 (eh_return_stub_label, ehstack, catchstack, ehqueue,
9032 catch_clauses, false_label_stack, caught_return_label_stack,
9033 protect_list, current_function_ehc): Add accessor macros for the
9034 corresponding fields in current_function->eh; delete declarations
9035 for all items that used to be declared here.
9036 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
9037 catch_clauses, false_label_stack, caught_return_label_stack,
9038 protect_list, current_function_ehc): Delete variables.
9039 (init_eh_for_function): Allocate current_function->eh.
9040 (save_eh_status, restore_eh_status): Delete functions.
9042 * function.h (struct function): Add fields next_global and eh.
9043 Delete all exception handling related fields.
9044 * function.c (current_function): New variable.
9045 (all_functions): New variable.
9046 (push_function_context_to): Don't allocate a struct function,
9047 use current_function instead. Call init_dummy_function_start when
9048 outside a function. Clear current_function before returning.
9049 (pop_function_context_from): Restore current_function.
9050 Don't free the restored struct function.
9051 (prepare_function_start): New function.
9052 (init_dummy_function_start): New function.
9053 (init_function_start): Break out some code into prepare_function_start
9056 * stmt.c (save_stmt_status): Don't call save_eh_status.
9057 (restore_stmt_status): Don't call restore_eh_status.
9059 * Makefile.in: Update dependencies.
9061 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9063 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9064 of depending on a magic constant value. Update comments.
9065 (hppa_expand_prologue): Similarly.
9067 * pa.md (reload_indi, reload_outdi): Allow any register for the
9068 original reload register.
9070 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9072 * cccp.c (print_help): Change marcos to macros.
9074 1999-07-30 Richard Henderson <rth@cygnus.com>
9076 * c-typeck.c (initializer_constant_valid_p): Move ...
9077 * c-common.c (initializer_constant_valid_p): ... here. Use
9078 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9080 * c-common.h (initializer_constant_valid_p): Declare.
9081 * c-tree.h (initializer_constant_valid_p): Remove.
9083 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9085 * config/i386/sol2-c1.asm: Align the stack.
9086 * config/i386/sol2-gc1.asm: Likewise.
9088 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9090 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9091 -Asparclite for sparc86x.
9092 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9094 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9096 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9098 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9099 the user if using the non-default arch size in BI_ARCH configuration.
9100 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9102 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9103 Fix patterns so that they actually match.
9104 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9105 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9106 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9108 (mulsidi3): Reflect this in the expand.
9109 (smulsi3_highpart): Only on TARGET_ARCH32.
9110 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9111 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9112 (umulsidi3): Reflect this in the expand.
9113 (umulsi3_highpart): Only on TARGET_ARCH32.
9114 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9115 don't require g0 to be zero.
9116 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9117 ({,u}divsi3): New expands.
9118 ({,u}divsi3_sp64): New patterns.
9119 (after lshrdi3_v8plus): Four new patterns to help combiner
9120 optimizing nested mixed mode shifts.
9122 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9123 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9124 speed things up. Don't use them by default on plain v9 in 64bit
9125 mode, according to what SPAMv9 sais.
9127 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9128 top 32 bits of %[og][0-7] in signal handlers.
9129 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9131 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9133 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9134 (ashlsi3): Corresponding changes.
9136 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9138 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9140 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9142 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9144 * arm.h (Hint): Delete macro.
9145 Substitute HOST_WIDE_INT for Hint in some prototypes.
9146 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9148 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9150 * builtins.c (expand_builtin_setjmp): Use force_operand to
9151 make sure that the buffer address is in a suitable form to be
9152 passed to force_reg.
9154 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9156 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9159 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9161 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9162 proper mode in the condition string.
9163 (icacheflush, dcacheflush): Remove modes from match_operands.
9165 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9166 proper mode before using it.
9168 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9171 * pa.c (store_reg): Do not call add_high_const generator directly.
9172 (load_reg, set_reg_plus_d): Likewise.
9173 * pa.md (add_high_const): No longer a named pattern.
9175 * pa.c (legitimize_address): Consistently use Pmode rather than
9176 SImode. Do not call gen_pic2_highpart directly anymore.
9177 * pa.md (pic2_highpart): No longer a named pattern.
9178 (pic2_lo_sum): Similarly. Reformat to make more readable.
9180 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9185 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9187 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9189 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9191 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9192 and tag the spill mems.
9193 (hppa_va_start): New.
9195 * pa.h (EXPAND_BUILTIN_VA_START): New.
9196 (EXPAND_BUILTIN_VA_ARG): New.
9198 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9200 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9201 and tag the spill mems.
9202 (mn10300_va_start): New.
9203 (mn10300_va_arg): New.
9204 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9205 (EXPAND_BUILTIN_VA_ARG): New.
9207 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9209 * mn10200.c (mn10200_va_arg): New.
9210 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9212 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9214 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9215 rather than play with TREE_INT_CST_LOW.
9217 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9219 * config/arm/telf.h: Include dbxelf.h.
9220 (CPP_PREDEFINES): Only define if not already defined.
9221 (ASM_IDENTIFY_GCC): Likewise.
9222 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9223 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9224 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9226 (DBX_DEBUGGING_INFO): Don't define.
9227 * config/arm/linux-telf.h: New file.
9228 * config/arm/linux-tgas.h: New file.
9229 * config/arm/t-thumb-linux: New file.
9230 * config/arm/uclinux-elf.h: New file.
9231 * config/arm/uclinux-telf.h: New file.
9232 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9233 thumb-*-uclinux): New targets.
9234 * configure: Regenerate.
9236 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9238 * pa.md (post_store, pre_load): New expanders.
9239 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9240 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9241 need to directly generate RTL for them.
9242 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9245 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9247 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9248 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9249 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9250 (secndary_reload_class): Make TARGET_ELF conditional compile.
9251 (print_operand_address): Similar.
9252 (output_toc): Print all values as hex.
9253 (get_issue_rate): Rearrange and add RS64A and PPC630.
9254 * rs6000.h (processor_type): Add RS64A and PPC630.
9255 (PROCESSOR_POWERPC64): New.
9256 (PROMOTE_MODE): Use word_mode.
9257 (RTX_COSTS): Add RS64A and PPC630.
9258 * rs6000.md (scheduling information): Add lmul and ldiv
9259 representing 64-bit integer multiply and divide. Add rs64a and
9261 (ashldi3): Add support for "rldic" instruction.
9262 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9264 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9266 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9267 instead of V8 for sparclite86x in cpu_table.
9269 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9271 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9272 output_file_directive.
9274 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9276 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9277 tree for op1, not the rtl.
9279 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9281 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9282 to m88k_va_start, leaving only the register spill.
9283 (m88k_build_va_list): New.
9284 (m88k_va_start): New.
9286 * m88k.h (BUILD_VA_LIST_TYPE): New.
9287 (EXPAND_BUILTIN_VA_START): New.
9288 (EXPAND_BUILTIN_VA_ARG): New.
9290 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9292 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9293 Rename from expand_builtin_saveregs.
9294 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9296 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9298 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9299 for the register spill block.
9300 (i960_build_va_list): New.
9301 (i960_va_start): New.
9303 * i960.h (BUILD_VA_LIST_TYPE): New.
9304 (EXPAND_BUILTIN_VA_START): New.
9305 (EXPAND_BUILTIN_VA_ARG): New.
9306 * i960.md (store_multiple): Use change_address on individul mems.
9308 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9310 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9312 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9313 (expand_builtin_va_end): Evaluate arg for side effects.
9314 * c-common.c (c_common_nodes_and_builtins): Construct a
9315 va_list_arg_type_node to handle array decomposition to pointer.
9317 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9319 * except.c (start_dynamic_cleanup): Use force_operand on the
9322 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9324 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9325 * c4x.c (c4x_va_arg): New.
9327 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9329 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9332 1999-07-26 Nathan Sidwell <nathan@acm.org>
9334 * eh-common.h (__eh_matcher): Prototype correctly.
9336 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9338 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9339 (TARGET_SINGLE_PIC_BASE): Likewise.
9340 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9342 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9343 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9344 (TARGET_OPTIONS): Add -mpic-register=N.
9345 (OUTPUT_INT_ADDR_CONST): New macro.
9346 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9347 LEGITIMATE_PIC_OPERAND_P): Likewise.
9348 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9349 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9350 output_addr_const directly.
9351 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9353 (thumb_pic_register, thumb_pic_register_string): Declare.
9355 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9357 (label_mentioned_p): New function: Imported from arm.c.
9358 (legitimize_pic_address): New function: Imported from arm.c.
9359 (is_pic):New function: Imported from arm.c.
9360 (thumb_finalize_pic):New function: Imported from arm.c.
9361 (add_constant): Cope with PIC constants.
9362 (fixit): Cope with PIC constants.
9363 (output_return): Do not treat the PIC register as live if
9364 TARGET_SINGLE_PIC_BASE is true.
9365 (thumb_function_prologue): Do not treat the PIC register as live if
9366 TARGET_SINGLE_PIC_BASE is true.
9367 (thumb_expand_prologue): Do not treat the PIC register as live if
9368 TARGET_SINGLE_PIC_BASE is true.
9369 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9370 TARGET_SINGLE_PIC_BASE is true.
9371 (thumb_print_operand): Accept '|'.
9372 (thumb_override_options): Process PIC options.
9374 * config/arm/thumb.md (movsi): Support PIC.
9375 (call_insn): Change "i" constraint to "X".
9376 (call_value_insn): Likewise.
9377 (consttable_4, consttable_8, consttable_end): Set and clear
9378 "making_const_table" as appropriate.
9379 (pic_load_addr, pic_add_dot_plus_four): New insns.
9381 * invoke.texi (Thumb Options): Fix spelling. Document new
9382 options -msingle-pic-base and -mpic-register=.
9384 1999-07-26 Andrew Haley <aph@cygnus.com>
9386 * config/m32r/initfini.c (__init): Use a full word immediate for
9387 __fini: this allows it to be placed in any memory region.
9389 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9390 -mmodel=medium. This is OK for all memory models.
9392 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9394 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9395 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9397 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9399 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9402 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9404 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9406 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9407 (BUILD_VA_LIST_TYPE): New.
9408 (EXPAND_BUILTIN_VA_START): New.
9409 (EXPAND_BUILTIN_VA_ARG): New.
9410 * i860.c (output_delayed_branch): Disable.
9411 (output_delay_insn): Likewise.
9412 (i860_saveregs): New.
9413 (i860_build_va_list): New.
9414 (i860_va_start): New.
9416 * i860.md: Disable all peepholes using output_delayed_branch.
9417 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9419 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9421 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9422 (BUILD_VA_LIST_TYPE): New.
9423 (EXPAND_BUILTIN_VA_START): New.
9424 (EXPAND_BUILTIN_VA_ARG): New.
9425 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9426 Return the address of the save area.
9427 (clipper_build_va_list): New.
9428 (clipper_va_start): New.
9429 (clipper_va_arg): New.
9431 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9433 * arc.h (EXPAND_BUILTIN_VA_START): New.
9434 (EXPAND_BUILTIN_VA_ARG): New.
9435 * arc.c (arc_setup_incoming_varargs): Set alias set of
9437 (arc_va_start): New.
9440 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9442 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9443 (BUILD_VA_LIST_TYPE): New.
9444 (EXPAND_BUILTIN_VA_START): New.
9445 (EXPAND_BUILTIN_VA_ARG): New.
9446 * alpha.c (alpha_builtin_saveregs): Delete.
9447 (alpha_build_va_list): New.
9448 (alpha_va_start): New.
9449 (alpha_va_arg): New.
9451 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9453 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9455 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9456 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9458 * gcc.texi: More changes related to list conversion.
9459 * invoke.texi: Likewise.
9461 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9463 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9464 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9465 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9466 (stabilize_va_list): New function.
9467 (std_expand_builtin_va_start): New function.
9468 (expand_builtin_va_start): New function.
9469 (get_varargs_alias_set): New function.
9470 (std_expand_builtin_va_arg): New function.
9471 (expand_builtin_va_arg): New function.
9472 (expand_builtin_va_end): New function.
9473 (expand_builtin_va_copy): New function.
9474 (expand_builtin): Call them.
9475 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9476 __builtin_{varargs_start,stdarg_start,end,copy}.
9477 (build_va_arg): New function.
9478 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9479 (build_va_arg): Declare.
9480 * c-decl.c (ptr_type_node, va_list_type_node): New.
9481 * c-parse.gperf (__builtin_va_arg): New.
9482 * c-parse.in (VA_ARG): New token.
9483 (unary_expr): Recognize it.
9484 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9485 * expr.h (std_expand_builtin_va_start): Declare.
9486 (std_expand_builtin_va_arg): Declare.
9487 (expand_builtin_va_arg): Declare.
9488 (get_varargs_alias_set): Declare.
9489 * tree.def (VA_ARG_EXPR): New.
9490 * tree.h (BUILT_IN_VARARGS_START): New.
9491 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9492 (ptr_type_node, va_list_type_node): Declare.
9493 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9494 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9495 * m88k.h, m88k.c: Likewise.
9496 * mn10300.h, mn10300.c: Likewise.
9497 * pa.h, pa.c: Likewise.
9498 * rs6000.h, rs6000.c: Likewise.
9499 * sh.h, sh.c: Likewise.
9500 * sparc.h, sparc.c: Likewise.
9502 * emit-rtl.c (operand_subword): Copy alias set.
9503 (change_address): Likewise.
9505 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9507 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9508 not just the first one.
9510 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9512 * config/arm/arm.h (TARGET_SWITCHES): Add
9513 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9514 (TARGET_OPTIONS): Add -mpic-register=.
9515 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9516 (arm_pic_register_string): Declare.
9517 (NEED_PLT_GOT): Delete, replace with ...
9518 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9519 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9520 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9521 * config/arm/arm.c (arm_override_options): Add new option
9523 (arm_pic_register_string): New variable.
9524 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9525 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9526 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9527 (output_return_instruction): Likewise.
9528 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9529 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9530 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9532 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9533 mention of -msched-prolog. Document new options -msingle-pic-base
9534 and -mpic-register=.
9536 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9538 * haifa-sched.c (reemit_notes): Tidy.
9539 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9542 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9544 * explow.c (trunc_int_for_mode): New function.
9545 (plus_constant_wide): Use it.
9546 * combine.c (simplify_and_const_int): Likewise.
9547 (merge_outer_ops): Likewise.
9548 (simplify_shift_const): Likewise.
9549 * cse.c (simplify_unary_operation): Likewise.
9550 (simplify_binary_operation): Likewise.
9551 * emit-rtl.c (operand_subword): Likewise.
9552 * rtl.h: Declare it.
9554 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9556 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9557 (use NUM_REGS instead of NUM_INTS).
9559 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9561 * builtins.c: New file.
9562 * expr.c (saveregs_value, apply_args_value): Delete definition,
9563 moved into builtins.c.
9564 (string_constant): No longer static.
9565 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9566 apply_args_size, apply_result_size, result_vector,
9567 expand_builtin_apply_args, expand_builtin_apply,
9568 expand_builtin_return): Delete functions, moved into builtins.c.
9569 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9570 * expr.h (saveregs_value, apply_args_value): Declare variables.
9571 (expand_builtin, string_constant): Declare functions.
9572 * Makefile.in: Update to build builtin.o.
9574 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9576 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9577 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9578 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9579 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9581 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9584 1999-07-21 Michael Meissner <meissner@cygnus.com>
9586 * print-rtl.c (print_rtx): Print the names of the virtual
9589 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9591 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9592 introduced in previous delta.
9594 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9596 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9597 to avoid name clash.
9599 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9601 * c-lex.c (yylex) : Correct the test for overflow when lexing
9604 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9606 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9607 (adjust_priority): Always call ADJUST_PRIORITY.
9608 (schedule_insn): Only put insns into the ready at cost 0.
9609 (schedule_block): Remove redundant initial sort. Give clock_var
9610 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9612 * tm.texi (MD_SCHED_REORDER): Update docs.
9614 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9615 * sparc.c (ultra_reorder_called_this_block): Delete.
9616 (ultrasparc_sched_init): Don't set it.
9617 (ultrasparc_sched_reorder): Don't check it.
9619 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9621 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9622 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9623 (function_arg_boundary): Align DFmode.
9624 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9625 to get fp reg and stack overflow correct.
9626 (function_arg): Likewise.
9627 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9628 (setup_incoming_varargs): Restructure for ABI_V4; use
9629 function_arg_advance to skip final named argument.
9630 (expand_builtin_saveregs): Properly unskip the last integer arg
9631 when doing varargs. Adjust overflow location calculation.
9633 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9634 explicitly unsigned.
9635 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9636 (__VA_GP_REGSAVE): Similarly.
9637 (__va_longlong_p): Delete.
9638 (__va_arg_type_violation): New declaration.
9639 (va_arg): Restructure. Flag promotion errors. Align double.
9640 TFmode passed by reference.
9642 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9643 in the HOST_BITS_PER_WIDE_INT > 32 case.
9645 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9647 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9649 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9651 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9652 * toplev.c (documented_lang_options): Add -fpreprocessed.
9653 * cpplib.h (struct cpp_buffer): Add preprocessed.
9654 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9655 (cpp_start_read): Don't expand macros or emit an initial #line
9656 directive if -fpreprocessed.
9658 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9660 * cpplib.h (struct cpp_buffer): Added manual_pop for
9661 better C++ tokenization.
9662 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9663 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9664 * c-common.c (cpp_token): Make non-static.
9666 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9668 * c-common.h: New file.
9669 * c-common.c (permanent_obstack): Delete unused declaration.
9670 (c_global_trees): New array.
9671 (c_common_nodes_and_builtins): New function; split off common code
9672 from init_decl_processing in both c-decl.c and cp/decl.c.
9673 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9674 c_global_trees and accessor macros defined in c-common.h.
9676 * c-decl.c: Delete definitions for tree nodes that were replaced by
9678 (init_decl_processing): Build void_list_node.
9679 Call c_common_nodes_and_builtins; delete code to generate the common
9681 * objc/objc-act.c (build_module_descriptor): Rename variable
9682 void_list_node to avoid clash with c-common.h.
9684 * Makefile.in: Update dependencies.
9685 * objc/Make-lang.in: Likewise.
9687 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9689 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9690 (UNIQUE_SECTION_P): Likewise.
9691 (UNIQUE_SECTION): Likewise.
9693 1999-07-19 Linas Vepstas <linas@linas.org>
9695 * config/i370/README: New file.
9696 * config/i370/linux.h: New file.
9697 * config/i370/mvs.h: New file.
9698 * config/i370/oe.h: New file.
9699 * config/i370/t-linux: New file.
9700 * config/i370/t-mvs: New file.
9701 * config/i370/t-oe: New file.
9702 * config/i370/x-oe: New file.
9703 * config/i370/xm-linux.h: New file.
9704 * config/i370/xm-mvs.h: New file.
9705 * config/i370/xm-oe.h: New file.
9707 * i370.c (label_node_t): Add first_ref_page, label_addr,
9708 label_first_ref, label_last_ref members.
9709 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9710 (MAX_MVS_LABEL_SIZE): Define.
9711 (MAX_LONG_LABEL_SIZE): Define.
9712 (alias_node_t, alias_anchor, alias_number): New.
9713 (mvs_function_table): Reorder for EBCDIC.
9714 (ascebc, ebcasc): Unconditionally define.
9715 (i370_branch_dest, i370_branch_length): New functions.
9716 (i370_short_branch, i370_label_scan): New functions.
9717 (mvs_get_label): Renamed from mvs_add_label. Search for
9718 an existing label before creating a new one.
9719 (mvs_add_label): New function.
9720 (mvs_get_label_page): New function.
9721 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9722 over the entire list.
9723 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9724 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9725 (mvs_add_alias, mvs_need_alias): New functions.
9726 (mvs_get_alias, mvs_check_alias): New functions.
9727 (handle_pragma): New function.
9728 (mvs_function_check): New function.
9729 (unsigned_jump_follows_p): Search harder.
9730 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9731 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9732 * i370.h (TARGET_VERSION): Delete.
9733 (CPP_SPEC, CPP_PREDEFINES): Delete.
9734 (mvs_label_emitted): Delete.
9735 (TARGET_EBCDIC): Delete.
9736 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9737 (HANDLE_PRAGMA): Define.
9738 (HARD_REGNO_NREGS): Handle complex modes.
9739 (HARD_REGNO_MODE_OK): Likewise.
9740 (CLASS_MAX_NREGS): Likewise.
9741 (RET_REG): Likewise.
9742 (EXTRA_CONSTRAINT): Define.
9743 (RETURN_IN_MEMORY): True for DImode.
9744 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9745 (FUNCTION_PROFILER): Delete.
9746 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9747 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9748 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9749 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9750 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9751 (ASM_FILE_START): Add "RMODE ANY".
9752 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9753 (ASM_GLOBALIZE_LABEL): Likewise.
9754 (ASM_OUTPUT_LABELREF): Likewise.
9755 (ASM_OUTPUT_COMMON): Likewise.
9756 (PRINT_OPERAND): Handle 'K', 'W', default.
9757 (PRINT_OPERAND_ADDRESS): New.
9758 (Lots of defines): Add support for TARGET_ELF_ABI.
9759 * i370.md (attr length): New. Define for all patterns.
9760 (*): Lots of tweeks to assembly output and constraints.
9762 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9764 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9765 Disable patterns performing SImode comparisons with SImode values
9766 if TARGET_POWERPC64 and instruction does not sign-extend or does
9767 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9768 differ for signed quantities.
9769 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9770 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9771 (decrement_and_branch_on_count): Add 64-bit variant.
9773 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9775 * final.c (output_asm_insn): When searching for the matching string
9776 for a given dialect, don't run past the end of the list of
9777 alternatives if there are fewer alternatives in the template than
9780 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9782 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9783 Removed paragraph about compression of files and size limitation,
9784 duplicated in the FAQ. Use gcc-patches for posting patches.
9785 * gcc.c (main): Updated URL with bug reporting instructions to
9786 gcc.gnu.org. Removed e-mail address.
9787 * system.h (abort): Likewise.
9789 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9791 * Makefile.in (stmp-multilib-sub): Make the files extracted
9792 from $(LIBGCC1) writable.
9794 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9796 * config/arm/aout.h: Reformat for improved readability.
9798 * config/arm/arm.h: Reformat for improved readability.
9799 Replace uses of fprintf with asm_fprintf where appropriate.
9800 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9801 function declaration assembler actions.
9802 (NUM_INTS): New macro: Convert from bytes to words.
9803 (NUM_REGS): New macro: Compute number of registers required to
9804 hold a quanitity of tyep MODE.
9805 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9807 (NUM_ARG_REGS): New macro: The number of argument registers
9809 (ARG_REGISTER): New macro: Compute the register number of the Nth
9811 (LAST_ARG_REGNUM): New macro: The number of the last argument
9813 (SP_REGNUM): New macro: Register number of the stack pointer.
9814 (FP_REGNUM): New macro: Register number of the frame pointer.
9815 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9816 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9817 CUMULATIVE_ARGS so that it counts registers not bytes.
9819 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9821 Replace uses of fprintf with asm_fprintf where appropriate.
9822 (output_ascii_pseudo_op): Replace with version from thumb.c
9824 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9826 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9828 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9829 (ASM_FILE_START): Emit ASM_APP_OFF.
9831 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9833 * pa.c (compute_frame_size): Round frame according to
9834 STACK_BOUNDARY rather than a hardwired value.
9836 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9838 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9840 * configure: Rebuilt.
9842 * configure.in (hppa*-*-linux*): New configuration.
9843 * configure: Rebuilt.
9844 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9845 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9846 * pa/pa-linux.h: New file.
9847 * pa/t-linux: New file.
9848 * pa/xm-linux.h: New file.
9850 * pa.c (hppa_legitimize_address): Change references from SImode to
9851 either Pmode or word_mode as appropriate.
9852 (emit_move_sequence, store_reg, load_reg): Likewise.
9853 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9854 (output_mul_insn): Likewise.
9855 * pa.h (PROMOTE_MODE): Likewise.
9856 (INITIALZE_TRAMPOLINE): Likewise.
9857 (Pmode): Define to word_mode.
9859 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9860 value of 4. Allocate 8 bytes for each FP register save.
9861 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9863 (hppa_expand_prologue): Likewise.
9864 * pa.h (PROMOTE_MODE): Likewise.
9865 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9866 (FUNCTION_ARG_BOUNDARY): Likewise.
9868 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9870 * pa.c (out_of_line_prologue_epilogue): Delete.
9871 (override_options): Remove -mspace related code.
9872 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9873 (compute_frame_size): Only allocate space for register that
9874 actually need to be saved.
9875 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9876 (TARGET_SWITCHES): Remove -mspace, -mno-space
9877 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9878 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9879 * pa/ee.asm, pa/ee_fp.asm: Delete.
9881 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9883 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9884 directive in column zero.
9886 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9888 * m68k.c (output_function_prologue): Fix computation of save mask
9889 when generating PIC code.
9891 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9893 * tree.c (build_type_attribute_variant): Move current_obstack restore
9894 after build_qualified_type call.
9896 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9898 * configure.in: Use t-iris6, even with GNU LD.
9899 * config/mips/iris6gld.h: Fix typo in linker spec.
9900 * config/mips/t-iris6gld: Remove.
9902 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9904 * rs6000.md (insv, extzv): Remove SImode dependence in named
9905 patterns. Explicitly generate DImode RTL if PowerPC64 and
9907 (insvdi): Reverse start and size in instruction template.
9909 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9911 * invoke.texi: Typo fixes.
9913 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9915 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9916 handle at this time instead of silently generating incorrect code.
9917 (gen_imagpart): Likewise.
9919 * reload.c (find_reloads): Emit a USE for a pseudo register without
9920 a hard register if we could not create an optional reload for the
9923 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9925 * c-typeck.c (output_init_element, process_init_element):
9926 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9927 check for nameless bit fields.
9929 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9931 * regclass.c (scan_one_insn): Notice subregs that change the
9932 size of their operand.
9933 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9935 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9937 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9938 * configure: Rebuilt.
9939 * alpha/t-ieee: New file.
9941 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9943 * rs6000.c (find_addr_reg): Do not select r0 as an address
9946 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9948 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9950 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9952 * rs6000.md (movsf): Do not force easy FP constants into memory.
9954 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9955 immed_double_const to ensure they are properly truncated then
9958 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9960 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9961 always unless NO_DEBUG is used. Compile this code
9963 (replace_symbols_in_block): Compile it unconditionally.
9965 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9967 * configure.in (i?86-*-elf*): New target.
9968 * configure: Rebuilt.
9969 * i386/i386elf.h, i386/t-i386elf: New files.
9971 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9973 * toplev.c (main): Don't complain about saying -gdwarf.
9974 (rest_of_compilation): Remove redundant code.
9976 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9978 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9980 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9982 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9983 "Li960R:", to avoid name clash.
9985 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9987 * loop.c (check_dbra_loop): When reversing a loop, delete all
9988 REG_EQUAL notes referencing the reversed biv except those which are
9989 for a giv based on it.
9991 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9993 * version.c: Drop "gcc-" prefix from version #.
9995 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9997 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9998 the label if we're being verbose.
10000 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
10002 * m68k.c (output_function_prologue): Add pic register to mask
10003 if live and flag_pic.
10004 (output_function_epilogue): Likewise.
10006 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
10008 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
10009 directives in column zero.
10011 * pa/elf.h (ASM_FILE_START): Define.
10012 * pa/som.h (ASM_FILE_START): Include .level directives.
10013 * pa/hpux10.h (ASM_FILE_START): Delete.
10014 * pa/hpux11.h (ASM_FILE_START): Delete.
10016 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
10018 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10020 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
10021 when reload_out equals reload_in.
10023 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
10025 * invoke.texi (Spec Files): New node: Describe the contents of
10028 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
10030 * invoke.texi (DEC Alpha Options): Put @end table at
10031 beginning of line, to avoid confusing texi2html.
10033 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
10035 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
10036 introduced in previous delta.
10038 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10040 * reload1.c (gen_reload): When synthesizing a 3 operand add
10041 sequence, improve test for when to reload OP1 into the reload
10042 register instead of OP0.
10044 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10046 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10048 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10050 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10053 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10055 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10056 (va_dcl): Use __builtin_va_alist_t.
10058 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10060 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10061 on the permanent_obstack.
10062 * dwarfout.c (output_type): Likewise.
10064 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10066 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10067 Merged from c-typeck.c and cp/typeck.c.
10068 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10069 Merged into c-common.
10071 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10073 * c-lex.c (errorcount): Declare it.
10074 (finish_parse): Update errorcount when using CPPLIB.
10076 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10078 * fixinc/inclhack.def(end_else_label): Double the backslash so
10079 sed gets a chance to see it.
10080 * fixinc/inclhack.sh: regen
10081 * fixinc/fixincl.x: regen
10083 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10085 Add framework to support armv5 architecture when it becomes
10088 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10089 (arm_arch5): New variable.
10090 (all_architectures): Add armv5 line.
10091 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10092 -march=armv5 is specified on the command line.
10093 (arm_arch5): Export this variable.
10094 * invoke.texi: Document new string accepted by -march= switch for
10097 * config/arm/arm.h: Replace use of constant 12 as a register
10098 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10099 * config/arm/arm.c: Replace use of constant 12 as a register
10100 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10102 * config/arm/elf.h: Tidy up.
10103 * config/arm/coff.h: Tidy up.
10105 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10107 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10108 * gcc/config/mips/t-iris6gld: New file.
10109 * gcc/config/mips/iris6gld.h: Likewise.
10111 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10113 * c-decl.c (widest_integer_literal_type_node,
10114 widest_unsigned_literal_type) : New.
10115 (init_decl_processing): Handle/use the two new types.
10116 * c-common.c (type_for_size,type_for_mode) : Same.
10117 * c-lex.c (yylex) : Same.
10118 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10120 * c-tree.h (widest_integer_literal_type_node,
10121 widest_unsigned_literal_type) : New.
10123 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10125 * dwarfout.c (field_byte_offset): Correctly compute the object's
10126 byte offset for the first bit of a field which crosses an alignment
10127 boundary on a !BYTES_BIG_ENDIAN target.
10129 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10131 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10134 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10135 Jeff Law <law@cygnus.com>
10137 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10140 * except.c: Include intl.h.
10141 (expand_eh_return): Set current_function_cannot_inline.
10142 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10143 * function.h (struct function): Add eh_return_stub_label.
10144 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10145 * Makefile.in (except.o): Depend on intl.h.
10147 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10149 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10150 same as offsettable in cases 1 and 2.
10152 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10154 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10155 (extlh, extwh): Likewise.
10157 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10159 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10161 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10163 * configure.in: Add arm-pe and thumb-pe targets.
10164 * configure: Regenerate.
10166 * thumb.c (arm_naked_function_p): New function: Determines if
10167 a function is naked (has no gcc generated prologue/epilogue).
10168 (is_called_in_ARM_mode): Return true if the func has the
10169 interfacearm attribute.
10170 (output_return): Do not generate a return for naked functions.
10171 (thumb_function_prologue): Do not generate a prologue for
10173 (thumb_expand_prologue): Do not generate a prologue for naked
10175 (thumb_expand_epilogue): Do not generate an epilogue for naked
10177 (arm_valid_machine_decl_attribute): New function, copied from
10178 arm.c: Permit naked and interfacearm attributes.
10180 * config/arm/pe.c: New file: Support code for arm-pe target.
10181 * config/arm/pe.h: New file: Header file for arm-pe target.
10182 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10183 * config/arm/t-thumb-pe: New file: Makefile fragment for
10186 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10188 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10189 -fPIC or -fpic is specified.
10191 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10193 * expr.c (emit_block_move): Use copy_to_mode_reg for
10194 !TARGET_MEM_FUNCTIONS case too.
10196 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10198 * configure: Rebuilt.
10199 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10200 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10201 definitions made redundant by dbxelf.h inclusion. Delete
10202 lots of definitions related to assembly output that are
10203 specific to the SOM object format.
10204 * pa.c (output_function_prologue): Do not emit the function's
10206 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10207 * pa-pro.h: Deleted.
10208 * som.h: New file with SOM specific definitions.
10209 * elf.h: New file with ELF specific definitions.
10211 * elfos.h (const_section): Output a tab before assembler directives.
10212 (ctors_section, dtors_section): Likewise.
10213 (ASM_OUTPUT_SECTION_NAME): Likewise.
10215 * pa/pa1.h: Delete unused file.
10217 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10219 * configure.in (hppa*-hp-hpux11*): New configuration.
10220 * configure: Rebuilt.
10221 * pa/pa-hpux11.h: New file.
10222 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10225 * mips.md (leasi, leadi): New patterns.
10227 * expr.c (emit_block_move): Properly handle case where one of the
10228 block move arguments has a queued increment or decrement.
10229 (clear_storage): Similarly. Fix formatting goof.
10231 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10233 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10234 semicolon from the BSD VA_LIST replacement expression.
10236 * fixinc/inclhack.sh: regen
10237 * fixinc/fixincl.x: regen
10239 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10240 now use the fixincl program.
10242 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10244 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10245 case. Also make the PIC register call_used.
10247 * m68k.h (FINALIZE_PIC): Delete.
10248 * m68k.c (finalize_pic): Delete.
10250 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10252 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10255 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10257 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10259 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10261 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10263 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10265 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10267 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10269 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10271 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10273 * rs6000.c (output_toc): Always use hex values for floating-point
10274 constants. Store single-precision values in upper-half of TOC
10275 entry in 64-bit mode.
10276 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10277 to final constraints.
10278 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10279 (fctiwz): Improve accuracy of RTL for pattern.
10281 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10283 * expr.c (expand_expr): Allow RTL_EXPR's through the
10284 MAX_INTEGER_COMPUTATION_MODE checks.
10286 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10288 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10289 such that MASK_SUPPORT_ARCH is not negative.
10291 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10293 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10294 ADDR_DIFF_VEC insns that appear inside loops.
10296 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10297 Jeff Law <law@cygnus.com>
10299 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10300 Handle LO_SUM the same as offsettable in cases 1 and 2.
10301 * rs6000.c (find_addr_reg): Revert previous patch.
10303 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10305 * system.h (strstr): New external function declaration.
10306 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10307 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10308 * config.in, configure: Rebuilt.
10310 1999-06-24 Tom Tromey <tromey@cygnus.com>
10312 * gcc.c (main): Read user-specified specs files after computing
10313 additional startfile_prefixes.
10315 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10317 Revert these two patches:
10319 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10320 * loop.c (strength_reduce): When doing biv->giv conversion, update
10321 reg note of NEXT->insn.
10323 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10324 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10326 (recombine_givs): Set ix field after sorting.
10328 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10330 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10331 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10333 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10335 *fixinc/inclhack.def: Add fix development commentary
10336 (read_ret_type): reactivate and add selection clause
10337 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10338 *fixinc/{fixincl.x|inclhack.sh}: regen
10340 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10342 * expr.c (expand_expr): STRIP_NOPS before checking against
10343 MAX_INTEGER_COMPUTATION_MODE
10344 (check_max_integer_computation_mode): Likewise.
10346 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10348 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10350 1999-06-22 Jim Wilson <wilson@cygnus.com>
10352 * expr.c (store_expr): When target is a promoted subreg, return a
10353 promoted subreg as a result.
10355 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10357 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10359 (dwarf2out_define): Mark unused parameters appropriately.
10360 (gen_unspecified_parameters_die): Ditto.
10361 (gen_subprogram_die): Fix signed/unsigned warnings.
10362 (gen_variable_die): Ditto.
10364 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10366 * fixinc/inclhack.def(end_else_label): combined else_label
10367 and endif_label and fixed the sed expression.
10368 *fixinc/{fixincl.x|inclhack.sh}: regen
10370 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10372 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10373 'x' when handling non-offsettable addresses
10375 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10377 * final.c (shorten_branches): Don't try to split an insn that has
10380 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10382 * config/mips/mips.c (symbolic_expression_p): New function.
10383 (mips_select_rtx_section): Put symbolic expressions in the
10384 data section, not the read-only data section.
10386 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10388 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10390 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10392 * collect2.c (main): Log frame table count.
10393 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10394 (scan_prog_file) [COFF]: Handle frame tables.
10396 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10397 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10398 * alpha/elf.h: Undef them again.
10399 * alpha/vms.h: Remove their definitions.
10401 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10403 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10404 remove the clobber of r0 and change the REG_UNUSED note to
10407 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10409 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10410 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10411 fits in HOST_WIDE_INT and one uses union to access a long constant
10414 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10416 * sparc.c (sparc_override_options): Don't allow profiling for
10417 code models other than medlow.
10418 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10419 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10420 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10421 (sparc_block_profiler): Likewise.
10422 (sparc_function_block_profiler_exit): Likewise.
10423 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10424 (FUNCTION_BLOCK_PROFILER): Likewise.
10425 (BLOCK_PROFILER): Likewise.
10426 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10427 (MCOUNT_FUNCTION): New.
10428 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10429 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10430 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10431 (MCOUNT_FUNCTION): New.
10432 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10433 (BLOCK_PROFILER): Delete.
10434 (MCOUNT_FUNCTION): New.
10436 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10438 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10440 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10442 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10445 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10448 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10451 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10454 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10456 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10459 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10461 * i386/djgpp.h (LIB_SPEC): New.
10462 (STARTFILE_SPEC): New.
10464 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10466 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10468 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10471 * system.h (WSTOPSIG): New macro.
10473 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10475 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10477 (insert_pack_attributes): Take into account member natural
10480 * i386/winnt.c (exports_head): New static variable.
10481 (i386_pe_record_exported_symbol): New function.
10482 (i386_pe_asm_file_end): Use.
10483 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10484 symbols to be emitted at end of assembly.
10485 (ASM_DECLARE_OBJECT_NAME): Likewise.
10486 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10488 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10491 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10493 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10496 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10498 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10499 zapping reg_last_uses directly.
10500 (sched_analyze_2, sched_analyze_insn): Likewise.
10501 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10503 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10505 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10506 attributes for cases 1 and 2.
10508 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10510 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10513 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10515 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10517 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10519 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10520 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10521 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10522 must be stacked if it is used for PIC accesses.
10523 * arm.c (use_return_insn): Handle PIC register specially.
10524 (output_return_instruction): Likewise.
10525 (output_func_{prologue,epilogue}): Likewise.
10526 (output_expand_prologue): Likewise.
10528 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10529 (*strsi_predec): Renamed from *strqi_predec.
10530 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10531 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10533 * arm.c (arm_override_options): Remove warning about PIC code
10534 not being supported.
10536 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10538 * rs6000.c (find_addr_reg): New function.
10539 * rs6000.h (find_addr_reg): Declare.
10540 (offsettable_addr_operand): Delete.
10541 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10542 from and stores to GPRs.
10544 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10546 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10547 gen_sequence as argument to emit_no_conflict_block.
10549 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10551 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10552 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10553 *fixinc/fixincl.x: regen
10554 *fixinc/inclhack.sh: regen
10556 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10558 * added support for -mpcrel (PC relative addressing for m68k)
10559 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10560 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10561 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10562 (comments for general_src_operand): Add some explanation
10563 about EXTRA_CONSTRAINTS.
10564 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10565 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10566 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10567 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10568 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10569 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10570 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10571 if not already set.
10572 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10573 * m68k.h (TARGET_PCREL): New target flag.
10574 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10575 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10576 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10577 contains a SYMBOL_REF. Relax this constraint during reload, since
10578 we want to use the predicates, not reload's built-in concept of a
10579 valid memory address, to control what insns need reloading.
10580 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10581 operands (essentially 'g', 'm', and 's' under normal circumstances).
10582 * m68k.c (print_operand): Cause printing of pc-relative addresses
10583 to include pc register.
10584 (print_operand_address): Ditto.
10585 (general_src_operand): Accept operands that are not only
10586 general_operands, but are also valid when used as a pc-relative
10588 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10589 (memory_src_operand): Similar, for memory_operands.
10590 (pcrel_address): New predicate to accept the special case of a
10591 pc-relative address.
10592 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10593 QImode insns to accept *_src_operand instead of *_operand where
10594 pc-relative operands can fit. For example, a pc-relative operand
10595 can be used as a memory source operand for addsi3, but not as a
10596 memory destination.
10597 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10599 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10601 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10602 .thumb_set pseudo op to mark aliases of thumb functions.
10604 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10606 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10607 preference to ASM_OUTPUT_DEF, if it is defined.
10609 * tm.texi: Document new, optional target macro
10610 ASM_OUTPUT_DEF_FROM_DECLS.
10612 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10614 * fixincludes: ISCNTL patch
10615 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10616 (dgux_int_varargs): new for DG/UX
10617 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10619 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10621 * invoke.texi (ia32 options): Fix typo.
10623 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10625 * loop.c (strength_reduce): When doing biv->giv conversion, update
10626 reg note of NEXT->insn.
10628 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10630 * loop.c (move_movables): Note issues with replacing REGs with
10632 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10634 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10636 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10638 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10639 the reference to `mcount' was not correct for the ELF on FreeBSD.
10641 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10643 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10646 (recombine_givs): Set ix field after sorting.
10648 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10650 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10651 to safe to extract a subword out of a REG.
10653 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10655 * sh.md (mulsi3): Don't add a no-op move at the end.
10657 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10659 * cse.c (cse_insn): Don't put hard register source into tables for
10660 the last insn of a libcall.
10662 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10664 * loop.c (strength_reduce): Insert sets of derived givs at every
10665 biv increment, even if it's the only one.
10667 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10669 * dwarfout.c (add_incomplete_type): New fn.
10670 (output_type): Call it.
10671 (retry_incomplete_types): New fn.
10672 (dwarfout_finish): Call it.
10674 From Eric Raskin <ehr@listworks.com>:
10675 (output_type): Output types for bases.
10677 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10679 * mips.c (mips_output_conditional_branch): Add `break'
10680 between `default' label and `close braces'.
10682 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10684 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10685 specifications and make it realistic.
10686 (LIB_SPEC): Likewise.
10688 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10690 * config/mips/mips.c (mips_secondary_reload_class): Check for
10691 (PLUS (SP) (REG)) and return appropriate register class.
10692 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10693 Handle (PLUS (SP) (REG)).
10694 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10695 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10696 of emit_insn for tablejump.
10698 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10700 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10701 asm_fprintf format string by itself.
10702 (output_function_profiler): Likewise.
10704 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10706 * combine.c (simplify_logical, case AND): Only call
10707 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10708 or the constant is positive.
10710 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10712 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10713 * configure: Regenerate.
10715 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10717 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10718 require a sub-version #.
10719 * configure: Rebuilt.
10721 1999-06-14 Robert Lipe (robertlipe@usa.net)
10723 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10725 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10727 * c-typeck.c (process_init_element): Detect excess elements in
10728 char array initializer.
10730 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10732 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10734 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10736 * invoke.texi (Option Summary): Add -fpermissive flag.
10738 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10740 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10741 that require PIC code sequences.
10743 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10745 * configure.in: Add new target: thumb-elf.
10746 * configure: Regenerate.
10747 * config/arm/t-thumb-elf: New file: Makefile fragment for
10749 * config/arm/telf.h: New file: Header file for thumb-elf
10752 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10754 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10755 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10756 initializers is some circumstances.
10758 * fixinc/inclhack.def (endif_label): Add additional selector for
10759 more bogus stuff after #endif statements.
10760 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10762 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10764 * i386/cygwin.h (SET_ASM_OP): Define.
10766 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10768 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10770 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10772 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10775 * sh.md (ic_invalidate_line_i): Remove second alternative.
10777 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10779 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10780 test for the presence of valid prototypes. Delete bypass expr.
10781 (ioctl_fix_ctrl): Correct the selection expression.
10782 (no_double_slash): Correct quoting rules
10783 *fixinc/fixincl.x: regen
10784 *fixinc/inclhack.sh: regen
10786 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10788 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10790 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10792 * rs6000.md (movsi_got_internal_mem): Delete.
10793 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10794 (GOT_TOC_REGNUM): Delete.
10795 (PIC_OFFSET_TABLE_REGNUM): Define.
10796 (FINALIZE_PIC): Disable.
10797 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10798 (rs6000_replace_regno): Delete.
10799 (rs6000_finalize_pic): Likewise.
10800 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10802 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10804 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10805 is a note; use <= for the compare; advance P while it is
10808 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10810 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10811 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10813 * varasm.c (remove_from_pending_weak_list): Verify t->name
10814 is non-NULL before passing it to strcmp.
10816 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10818 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10819 the typed arguments are not part of a comment
10820 (ioctl_fix_ctrl): Added a purpose comment
10821 *fixinc/fixincl.x: regenerate
10822 *fixinc/inclhack.sh: regenerate
10824 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10826 * invoke.texi: Add C4x invocation docs.
10828 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10830 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10832 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10834 (c4x_legitimize_reload_address): New function.
10835 * config/c4x/c4x.md: Update docs.
10837 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10839 * fixincludes: Avoid removing '.'.
10840 * fixinc/fixinc.svr4: Likewise.
10841 * fixinc/fixinc.winnt: Likewise.
10842 * fixinc/inclhack.tpl: Likewise.
10843 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10845 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10847 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10849 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10851 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10853 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10856 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10858 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10859 * configure: Regenerate.
10861 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10863 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10866 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10868 * fixinc/inclhack.def (avoid_bool): Also catch
10869 "typedef [unsigned] int bool".
10870 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10872 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10873 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10874 * configure: Rebuilt.
10876 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10878 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10879 such that we can override its definitions if necessary.
10880 (CPP_SPEC): New define. Support processor specific predefines via
10882 (CC1_SPEC): New define. Support processor specific compiler
10883 options via %(cc1_cpu).
10884 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10887 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10889 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10890 between sed's -e flag, and the open-quote following it.
10891 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10893 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10894 Jeffrey A Law (law@cygnus.com)
10896 * varasm.c (assemble_start_function): Remove the function
10897 from the pending weak decls list when we define a function.
10898 (assemble_variable): Similarly for variables.
10899 (weak_finish): Ignore items on the list with a NULL name.
10900 (remove_from_ending_weak_list); New function to "remove" an item
10901 from the pending weak declarations list.
10903 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10905 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10907 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10909 * c-lex.c (GETC): Redefine to call getch.
10910 (UNGETC): Redefine to call put_back.
10911 (putback_buffer): New structure type.
10912 (putback): New static structure.
10913 (getch): New function.
10914 (put_back): New function.
10915 (yylex): Replace unused bytes from bad multibyte character.
10917 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10919 * cpplib.c (do_define): Cast `alloca' return value.
10920 (do_include, do_undef, do_pragma): Likewise.
10921 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10923 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10924 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10926 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10928 * sparc.md (abstf2): This should be an expand.
10929 (split after abstf2_notv9): Fix mode.
10930 (abstf2_hq_v9): New pattern.
10931 (abstf2_v9): Only use when no hard quad.
10932 (absdf2_v9): Fix if target is not the same as source.
10933 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10934 Add correct output constraints.
10936 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10938 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10939 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10941 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10943 * mips.h (mips_output_conditional_branch): New function.
10944 (mips_adjust_insn_length): Likewise.
10945 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10946 (ADJUST_INSN_LENGTH): Likewise.
10947 * mips.c (print_operand): Add `F' and `W' for floating-point
10948 comparison opcodes.
10949 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10951 (mips_adjust_insn_length): New function.
10952 (mips_output_conditional_branch): New function.
10953 * mips.md (length): Adjust attribute definition to handle
10954 conditional branches. Change lengths to bytes, rather than
10955 instructions throughout. Remove length attribute from
10956 instructions whose length is four bytes, and rely on the default
10958 (dslot): Fix typo in comment.
10959 Reword conditional branch patterns to use
10960 mips_output_conditional_branch.
10962 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10964 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10965 (LIB_SPEC): Likewise.
10966 Link with -lprof1_r for -g/-pg.
10968 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10970 * loop.c (check_dbra_loop): Fix change of Jan 19.
10972 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10974 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10975 (STARTFILE_SPEC): Define, override the svr4.h version.
10976 (ENDFILE_SPEC): Likewise.
10978 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10980 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10981 * fixinc/fixincl.x: Regenerated.
10982 * fixinc/inclhack.sh: Regenerated.
10984 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10986 * sh.c (barrier_align): Don't return early for normal branch/barrier
10987 when optimizing for SH2.
10989 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10991 * i386/udk.h (LINK_SPEC): Correct linker search path for
10994 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10996 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10997 (braf_label_ref_operand): Delete.
10998 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10999 * sh.md (casesi_jump_2): Operand1 is now the inside of a
11000 label_ref, and has no predicate.
11001 The patten has a predicate to guard against invalid substitutions.
11002 (dummy_jump): Delete.
11003 (casesi): Update use of casesi_jump_2.
11005 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11007 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
11008 *fixinc/fixincl.x: regenerate
11009 *fixinc/inclhack.sh: regenerate
11011 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
11013 * dwarf2out.c (add_incomplete_type): New fn.
11014 (gen_struct_or_union_type_die): Call it.
11015 (retry_incomplete_types): New fn.
11016 (dwarf2out_finish): Call it.
11018 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
11020 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
11021 current block starts with a CODE_LABEL and ends with a CALL and
11022 we can not find all the argument setup instructions for the CALL.
11024 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
11026 Revert this change:
11027 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11028 something is a candidate for optimize_bit_field_compare.
11030 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11032 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
11034 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
11036 * alpha.c (override_options): Thinko in last patch.
11038 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11039 (LIB_SPEC): Recognize -pthread.
11041 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11043 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11044 definition in config/arm/coff.h
11045 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11047 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11049 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11050 fixes that need "file=xxx\n" prepended before invocation
11051 (start_fixer - new): starting the fixer process is complex enough
11052 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11053 (process): uses the new routine; omit usage of putenv()
11054 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11055 * fixinc/fixincl.x: regenerate
11057 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11059 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11060 and version #s (1.1 -> 2.96) as needed.
11061 * README.g77: Kill way out of date file in the toplevel directory.
11063 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11065 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11066 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11067 * configure: Rebuilt.
11068 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11069 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11070 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11071 (SWITCH_TAKES_ARG): Likewise.
11072 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11073 * config/t-freebsd: Moved from config/i386/ so it can used for all
11076 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11078 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11080 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11082 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11083 * configure: Rebuilt.
11085 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11087 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11088 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11089 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11090 (rs6000_output_load_toc_table): Same.
11091 (output_prolog, output_mi_thunk): Same.
11092 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11093 (ASM_GLOBALIZE_LABEL): Use putc.
11095 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11097 * alpha.md (reload_*_help): New patterns and splitters.
11098 (reload_*): Use them.
11099 (mov[qh]i): Likewise.
11101 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11103 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11106 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11108 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11110 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11112 * flow.c (mark_regs_live_at_end, insn_dead_p,
11113 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11114 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11115 hasn't run or the frame pointer is needed.
11116 * haifa-sched.c (attach_deaths): Likewise.
11117 * sched.c (attach_deaths): Likewise.
11119 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11121 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11122 calculate_can_reach_end returns nonzero.
11124 * configure.in (native gas tests): Search for an assembler in the
11125 same manner that the installed compiler will.
11126 * configure: Rebuilt.
11127 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11129 * alias.c (find_base_term): Improve handling of addresses
11130 constructed from binary operations.
11132 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11134 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11136 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11138 * function.h (cleanup_label, frame_offset): Declare.
11139 (tail_recursion_label, tail_recursion_reentry): Likewise.
11140 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11141 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11142 (tail_recursion_label, tail_recursion_reentry): Likewise.
11143 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11145 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11147 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11149 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11150 (MAX_OFILE_ALIGNMENT): Define.
11152 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11154 * fixincl.c: Replace local include scheme with #includes of
11155 gansidecl.h and system.h.
11156 * procopen.c: Likewise.
11157 * server.c: Likewise.
11159 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11161 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11162 (crti.o): Add build rule and dependencies.
11163 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11165 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11167 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11168 (LIB_LINUX_SPEC): Likewise.
11169 (LIB_LINUX_SPEC): Add support for -pthread
11170 (CPP_OS_LINUX_SPEC): Likewise.
11171 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11174 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11176 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11178 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11179 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11180 for IEEE math and CC_FCOMI.
11181 (put_jump_code): No IEEE if CC_FCOMI is set.
11183 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11185 * fold-const.c (fold_truthop): Make the field reference unsigned
11186 when converting a single bit compare.
11188 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11190 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11192 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11194 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11195 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11198 * reload.c (push_reload): Do not call remove_address_replacements
11199 when presented with identical optional reloads.
11201 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11203 * alpha.h (MASK_FIX, TARGET_FIX): New.
11204 (MASK_*): Reorganize constants.
11205 (CPP_AM_FIX_SPEC): New.
11206 (TARGET_SWITCHES): Add FIX.
11207 (EXTRA_SPECS): Likewise.
11208 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11209 (SECONDARY_MEMORY_NEEDED): Likewise.
11210 (REGISTER_MOVE_COST): Likewise.
11211 * alpha.c (override_options): Add FIX support. Always use
11212 ALPHA_TP_PROG for ev6.
11213 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11214 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11215 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11217 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11219 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11220 something is a candidate for optimize_bit_field_compare.
11222 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11224 * gcc.texi (Passes): Document branch-shortening.
11225 * invoke.texi (Debugging Options): Document the fact that `-dp'
11226 outputs length information for instructions.
11228 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11230 * flow.c: Revert previous delta.
11232 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11234 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11235 FRAME_POINTER_REGNUM.
11236 (mark_set_1): Ditto.
11237 (mark_used_regs): Ditto.
11239 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11241 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11242 (GOT_PCREL): New macro. Define to 1 if not already defined.
11243 * arm/elf.h (GOT_PCREL): Define to 0.
11244 * arm.c (arm_finalize_pic): Take into account the setting of
11247 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11249 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11250 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11252 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11253 store elimination candidates.
11255 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11257 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11260 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11262 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11263 Add use of x-aix41-gld.
11265 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11267 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11268 (ASM_OUTPUT_DESTRUCTOR): Define.
11270 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11272 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11273 last CODE_LABEL in a loop if we have previously passed a jump
11274 to the top of the loop.
11276 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11278 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11279 applying Philip's patch.
11281 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11283 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11286 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11288 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11290 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11292 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11293 Also remove a useless comment.
11295 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11297 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11299 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11301 * collect2.c (main): Only generate import or export file and add
11302 to link arguments if non-empty. Use xmalloc not alloca.
11303 (write_{export,import}_file): Delete.
11304 (write_aix_file): New function.
11305 (locatelib): Use xmalloc not malloc.
11306 (GCC_OK_SYMBOL): Do not check type if aix64.
11308 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11310 Based on patch by Scott Bambrough and Pat Beirne:
11311 * config/arm/arm.c (making_const_table): New variable.
11312 * config/arm/arm.h (making_const_table): Declare.
11313 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11315 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11316 Keep track of when we are building the constant table.
11318 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11320 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11323 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11325 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11328 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11330 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11333 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11335 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11337 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11339 * rs6000.c (output_mi_thunk): Enable full support again.
11341 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11343 * sh.h (BRANCH_COST): Define.
11345 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11347 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11349 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11351 * function.c (assign_stack_local): Align stack slot propertly.
11352 (assign_outer_stack_local): Likewise.
11354 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11356 * expr.h (lang_expand_constant): Declare.
11357 * toplev.c (lang_expand_constant): Define it.
11358 * varasm.c (output_constant): Use it.
11360 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11362 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11363 Change function definitions to K&R style.
11365 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11367 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11369 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11371 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11372 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11373 (several places): omit static initialization
11374 (process): use single fd, since only the read fd is used
11375 * fixinc/gnu-regex.c: define 'const' away, if not supported
11376 * fixinc/procopen.c(several places): omit static initialization
11377 * fixinc/server.c: define 'volitile' away, if not supported
11379 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11381 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11382 asm_fprintf and %L to generate the label name.
11383 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11384 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11386 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11388 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11389 insn for a conditional jump can not be found.
11391 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11393 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11394 on variables in specific sections other than .sbss and .sdata.
11396 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11398 * stmt.c (expand_return): Call start_cleanup_deferral and
11399 end_cleanup_deferral around conditional code.
11401 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11403 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11404 filename lists. Utilizes new "krstr" AutoGen function.
11405 * fixinc/fixincl.x: Rebuilt.
11407 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11409 * i386.c (output_float_compare): Avoid GNU-C extensions.
11411 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11413 * version.c: Bump to distinguish mainline tree from the
11416 See ChangeLog.1 for earlier changes.
11419 add-log-time-format: current-time-string