1 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
3 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
4 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
6 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
8 * invoke.texi (C Dialect Options): Add missing builtins from
10 * extend.texi (Other Builtins): Copy to this list.
12 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
14 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
15 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
18 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
20 * flow.c (compute_flow_dominators): No longer treat basic block 0
21 or (n_basic_blocks - 1) specially. Clear the AUX field before
22 starting computation of doms/pdoms. Fix initial state for pdoms.
24 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
26 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
27 match rtl.o's: added ggc.h and toplev.h
28 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
29 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
30 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
32 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
34 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
35 from HAVE_DOS_BASED_FILESYSTEM.
36 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
37 HAVE_DOS_BASED_FILESYSTEM.
39 (split_directories): Only special-case DOS file names if
40 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
41 instead of explicit tests. Conditionalize on !VMS.
42 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
43 tests. Conditionalize on !VMS.
44 (process_command): Only use make_relative_prefix if !VMS.
45 (free_split_directories): Conditionalize on !VMS.
46 (DIR_UP): Conditionalize on !VMS.
48 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
50 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
52 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
54 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
57 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
59 * invoke.texi (Environment Variables): Document relative path
61 * gcc.c (DIR_UP): If not defined, define as "..".
62 (standard_bindir_prefix): New static, holds target location to
64 (split_directories): New function to split a filename into
65 component directories.
66 (free_split_directories): New function, release memory allocated
68 (make_relative_prefix): New function, make a relative pathname if
69 the compiler is not in the expected location.
70 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
71 can figure out an appropriate prefix from argv[0].
72 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
73 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
74 STANDARD_BINDIR_PREFIX.
76 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
78 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
80 * config/c4x/c4x.h: Moved prototypes to c4x.h.
81 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
82 c4x_secondary_memory_needed) Delete.
83 (fp_zero_operand): Add mode argument.
85 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
87 * reload1.c (reload_reg_free_for_value_p): Don't use a register
88 that is in reload_reg_used.
90 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
92 * config/arm/arm-protos.h: New file: Prototypes for functions
93 defined in arm.c and pe.c.
94 * config/arm/arm.h: Fix compile time warnings.
95 * config/arm/arm.c: Fix compile time warnings.
96 * config/arm/pe.h: Fix compile time warnings.
97 * config/arm/aout.h: Fix compile time warnings.
99 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
101 * config/m32r/m32r-protos.h: New file: Prototypes for functions
104 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
105 Add support for subtargets.
106 Add prototypes for new predicates.
107 Add scheduling macros.
109 * config/m32r/m32r.c: Fix compile time warnings.
110 (int8_operand): New predicate function.
111 (reg_or_cmp_int16_operand): New predicate function.
112 (extend_operand): New predicate function.
113 (m32r_adjust_code): New scheduling function.
114 (m32r_adjust_priorty): New scheduling function.
115 (m32r_sched_init): New scheduling function.
116 (m32r_sched_reorder): New scheduling function.
117 (m32r_sched_variable_issue): New scheduling function.
118 (direct_return): New codegen function.
119 (m32r_not_same_reg): New rtl testsing function.
121 * config/m32r/m32r.md: Fix compile time warnings.
122 Add support for pre decrement and post increment memory
127 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
129 * global.c (EXECUTE_IF_CONFLICT): Don't define.
130 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
131 (find_reg): Likewise.
133 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
135 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
136 to avoid assembler errors.
138 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
140 * config/v850/v850-protos.h: New file: Prototypes for functions
142 * config/v850/v850.h: Move prototypes to v850-protos.h
143 * config/v850/v850.c: Move prototypes to v850-protos.h
144 * config/v850/v850.md: Fix compile time warnings.
146 * config/fr30/fr30-protos.h: New file: Prototypes for functions
148 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
149 * config/fr30/fr30.c: Fix compile time warnings.
150 * config/fr30/fr30.md: Fix compile time warnings.
152 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
154 * tree.h (get_containing_scope): Declare it.
155 * tree.c (get_containing_scope): New fucntion.
156 (decl_function_context): Use it.
157 * toplev.c (rest_of_compilation): Use get_containing_scope.
159 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
161 * Makefile.in (rtl.o): Depend on toplev.h.
163 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
165 * cse.c (delete_trivially_dead_insns): Replace alloca with
167 * except.c (update_rethrow_references): Likewise.
168 (init_eh_nesting_info): Likewise.
169 * function.c (identify_blocks): Likewise.
170 * gcse.c (dump_hash_table): Likewise.
171 * graph.c (print_rtl_graph_with_bb): Likewise.
172 * loop.c (combine_movables): Likewise.
173 (move_movables): Likewise.
174 (count_loop_regs_set): Likewise.
175 (strength_reduce): Likewise.
176 * profile.c (compute_branch_probabilities): New function, split
178 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
179 * regclass.c (regclass): Likewise.
180 * regmove.c (regmove_optimize): Likewise.
181 * toplev.c (compile_file): Likewise.
182 (main): Don't mess with the stack rlimit.
184 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
186 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
187 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
189 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
191 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
193 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
195 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
196 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
199 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
201 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
203 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
205 * gcse.c (post_dominators): Kill.
206 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
207 (compute_code_hoist_data): Use compute_flow_dominators. Do not
208 pass in a pdom array since we do not need pdoms.
209 * haifa-sched.c (schedule_insns): Similarly.
210 * flow.c (compute_dominators): Remove dead function.
211 (compute_flow_dominators): Do not compute doms or pdoms if the
212 caller does not request them. Split up loop to build doms and
213 pdoms. Use a worklist to compute doms and pdoms.
214 * basic-block.h (compute_dominators): Remove prototype.
216 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
218 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
219 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
220 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
221 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
222 (cant_move, fed_by_spec_load, is_load_insn): Remove.
223 (schedule_region): Remove unused variable.
224 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
226 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
228 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
229 (update_equiv_regs): Likewise.
230 (block_alloc): Likewise.
231 * reg-stack.c (reg_to_stack): Likewise.
232 (convert_regs_2): Likewise.
233 * reload1.c (reload_as_needed): Likewise.
235 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
237 * Makefile.in (dbxout.o): Depend on ggc.h.
238 (dwarf2out.o): Likewise.
239 (xcoffout.o): Likewise.
240 * dbxout.c: Include ggc.h.
241 (dbxout_init): Register lastfile as a root.
242 * dwarf2out.c: Include ggc.h.
243 (dwarf2out_line): Register lastfile as a root.
244 * xcoffout.c: Include ggc.h.
245 (xcoffout_source_line): Register xcoff_lastfile as a root.
247 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
249 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
251 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
253 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
255 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
257 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
259 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
260 (EXECUTE_IF_CONFLICT): Likewise.
261 (ALLOCNO_LIVE_P): Avoid signed division.
262 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
263 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
264 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
266 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
268 * haifa-sched.c (schedule_block): Don't crash if there's no
269 next insn for an interblock movement.
270 (add_branch_dependences): Don't allow clobber insns to move either.
272 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
274 * i386.c (split_xf): New.
275 * i386-protos.h: Declare it.
276 * i386.md (movxf_1): Add general regs alternatives.
277 (movxf_1+1): New splitter for same.
279 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
281 * function.c (purge_addressof_1): Add missing return values.
283 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
285 * function.c (is_addressof): New function. Returns true if
286 the given piece of RTL is an ADDRESSOF.
287 (purge_addressof_1): Make boolean. Return false if the
288 ADDRESSOFs could not be purged.
289 (purge_addressof): If ADDRESSOFs could not be purged from the
290 notes attached to an insn, remove the offending note(s),
291 unless they are attached to a libcall.
293 1999-11-05 Andreas Jaeger <aj@suse.de>
295 * genoutput.c (null_operand =): Initialize all fields.
297 * errors.h: Add extern to prototypes.
299 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
301 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
302 * configure: Rebuilt.
304 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
306 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
307 (mirror_conflicts): New function.
308 (global_alloc): Call it.
309 (expand_preferences): Remove redundant CONFLICTP test.
310 (find_reg, dump_conflicts): Likewise.
311 (prune_preferences): Process conflicts one word at a time.
313 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
315 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
316 instead of an explicit loop.
318 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
320 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
321 if REG_RETVAL check succeeds, then put classp in src_elt.
323 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
325 * function.c (pad_to_arg_alignment): Only update argument_pad
326 if the argument's alignment is greater than STACK_BOUNDARY.
328 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
330 * bitmap.h (BITMAP_XFREE): New.
331 * flow.c (life_analysis): Use it.
332 (life_analysis_1): Free blocks.
334 * combine.c (undo_commit): New.
335 (try_combine): Use it. Don't zap undobuf.undos.
336 (combine_instructions): Don't zap undobuf.undos; free the
339 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
341 * stmt.c (cost_table_): New.
342 (estimate_case_costs): Use it instead of xmalloc.
344 * toplev.c (compile_file): Reuse dumpname memory instead
347 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
349 * reg-stack.c (convert_regs_1): Initialize target_stack->top
350 after verifying an EH edge.
352 * haifa-sched.c (init_rgn_data_dependences): Correctly
353 size bb_pending_lists_length when zeroing.
355 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
357 * function.c (diddle_return_value): New.
358 (expand_function_end): Use it.
359 * stmt.c (expand_null_return): Likewise.
360 (expand_value_return): Likewise.
362 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
364 * reload1.c (reload): Don't remove return value clobbers.
366 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
368 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
370 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
372 * cse.c (cse_main): Use xmalloc, not alloca.
373 (cse_basic_block): Likewise.
374 * local-alloc.c (local_alloc): Likewise.
376 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
377 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
379 * rtl.c: Include toplev.h.
380 (fatal): Remove declaration.
382 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
384 * haifa-sched.c (schedule_block): Fix thinko.
386 1999-11-03 James McKelvey <mckelvey@fafnir.com>
388 * fixinc/fixincl.c(create_file): Allow for systems that do not have
391 1999-11-03 Philippe De Muyter <phdm@macqel.be>
393 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
394 call `malloc' instead.
396 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
398 * flags.h (flag_renumber_insns): Declare.
399 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
401 * rtl.h (renumber_insns): Change prototype.
402 * toplev.c (flag_renumber_insns): Define.
403 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
405 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
407 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
408 and fpsqrtd. Use them and create fdiv function unit to more
409 accurately represent fpu sqrt pipeline semantics on UltraSparc.
410 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
412 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
414 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
416 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
417 insn into ready list, do not use just a raw swap.
419 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
421 * rtl.h (renumber_insns): New function.
422 (remove_unnecessary_notes): Likewise.
423 * emit-rtl.c (renumber_insns): Define.
424 (remove_unncessary_notes): Likewise.
425 * toplev.c (rest_of_compilation): Remove dead code.
426 Use renumber_insns and remove_unncessary_notes.
428 * gcse.c (struct null_pointer_info): New type.
429 (get_bitmap_width): New function.
430 (current_block): Remove.
431 (nonnull_local): Likewise.
432 (nonnull_killed): Likewise.
433 (invalidate_nonnull_info): Take a null_pointer_info as input.
434 (delete_null_pointer_checks_1): New function.
435 (delete_null_pointer_checks): Use it.
437 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
438 (split_edges): Likewise.
439 (schedule_block): Likewise.
440 (compute_block_backward_dependencies): Likewise.
441 (schedule_region): Likewise.
442 (schedule_insns): Likewise.
444 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
446 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
447 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
448 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
449 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
450 * jump.c (delete_unreferenced_labels): Don't delete if
451 LABEL_ALTERNATE_NAME is set.
452 * print-rtl.c (print_rtx): Dump alternate name.
453 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
454 * rtl.h (LABEL_ALTERNATE_NAME): Define.
455 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
456 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
458 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
460 * fix-header.c (recognized_extern, recognized_function): Constify
463 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
464 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
465 (compute_available): Remove unused variable `last'.
466 (compute_nearerout): Remove unused variable `temp_bitmap'.
467 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
468 Remove unused variable `x'.
470 * scan.h (recognized_function, recognized_extern): Constify a
473 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
475 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
477 * varasm.c (decode_rtx_const): Use XSTR to access the string
480 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
482 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
484 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
486 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
488 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
490 * pa.c (ireg_operand): New function.
491 * pa.h (PREDICATE_CODES): Handle ireg_operand.
492 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
493 Fix out of date comment.
495 * pa.md (negdi2): Turn into expander + anonymous pattern.
497 * reload.c (find_reloads): Fix typos in recent change.
499 * dwarf2out.c: Do not include ctype.h.
501 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
503 * regclass.c (record_reg_classes): Always use may_move_cost when
504 seeing how operand fits with various register classes.
506 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
508 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
509 * toplev.c: Revert Nov 1 13:22 change.
511 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
513 * config/pa/pa.md (height reduction patterns): Add checks for
514 overlapping operands to avoid semantic-destroying splits for
515 height reduction patterns.
517 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
519 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
520 have been an hyphen, fixed.
521 * configure: Rebuilt.
523 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
525 * config/arm/tpe.h: Add prototypes for exported functions.
526 * config/arm/pe.c: Fix compile time warnings.
527 * config/arm/semi.h: Fix compile time warnings.
528 * config/arm/arm.c: Fix compile time warnings.
529 * config/arm/arm.h: Fix compile time warnings.
530 * config/arm/arm.md: Fix compile time warnings.
531 * config/arm/thumb.c: Fix compile time warnings.
532 * config/arm/thumb.h: Fix compile time warnings.
533 * config/arm/thumb.md: Fix compile time warnings.
535 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
537 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
540 * unroll.c (unroll_loop): Remove LOOP notes when loop is
543 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
545 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
547 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
549 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
550 * rtl.h (rtx_equal_p): Move prototype.
551 * rtl.c (rtx_equal_function_value_matters): Move from
553 (rtx_equal_p): Likewise.
554 * rtlanal.c (rtx_equal_function_value_matters): Delete.
555 (rtx_equal_p): Likewise.
557 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
559 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
562 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
564 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
566 * pa.h (ADDR_VEC_ALIGN): Define.
568 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
569 notes when presented with "if (foo) break; end_of_loop" and
570 the break sequence gets moved out of the loop.
572 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
573 Remove explicit zero initializations of entries within MAP.
575 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
577 * reg-stack.c (convert_regs_1): Handle EH edges specially.
579 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
581 * bitmap.h (BITMAP_XMALLOC): New macro.
582 * flow.c (CLEAN_ALLOCA): Remove.
583 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
584 (life_analysis): Likewise.
585 (update_life_info): Don't use CLEAN_ALLOCA.
586 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
587 (calculate_global_regs_live): Likewise.
588 (print_rtl_with_bb): Likewise.
589 (verify_flow_info): Likewise.
590 * global.c (global_alloc): Likewise.
591 (global_conflicts): Likewise.
592 * integrate.c (save_for_inline_nocopy): Likewise.
593 (expand_inline_function): Likewise.
594 * jump.c (jump_optimize_1): Likewise.
595 (duplicate_loop_exit_test): Likewise.
596 (thread_jumps): Likewise.
597 * loop.c (loop_optimize): Likewise.
598 (combine_givs): Likewise.
599 (recombine_givs): Likewise.
600 * reorg.c (dbr_schedule): Likewise.
601 * unroll.c (unroll_loop): Likewise.
603 * combine.c (combine_instructions): Use xmalloc instead of alloca.
605 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
607 * toplev.c (rest_of_compilation): Don't optimize the CFG
608 when rebuilding, just before dbr.
610 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
612 * output.h (assemble_end_function, assemble_destructor,
613 assemble_constructor, assemble_gc_entry, assemble_global,
614 assemble_label, output_constant_pool) Constify a char*.
616 * varasm.c (assemble_destructor, assemble_constructor,
617 assemble_gc_entry, assemble_end_function, assemble_global,
618 assemble_label, output_constant_pool): Likewise.
620 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
622 * config/arm/thumb.c (thumb_expand_prologue): Add comments
623 explaining what is goin on in this function.
625 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
627 * regclass.c (record_reg_classes): In matching case, recompute
628 costs since the direction of movement is different.
630 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
632 * resource.c (mark_target_live_regs): For unconditional branches,
633 the resources found at the branch target should be added to the
634 resources found so far, not intersected.
636 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
638 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
640 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
641 (sys/mman.h): Include this file only if #HAVE_MMAP.
642 (run_compiles): Initialize `esac_fmt' with one old KR string, not
643 with automatically concatenated ANSI strings.
645 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
647 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
648 (DIV_ROUND_UP): Robustify.
649 (ggc_recalculate_in_use_p): New function.
650 (release_pages): Don't inline it.
651 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
653 (ggc_pop_context): Use ggc_recalculate_in_use_p.
654 (clear_marks): Always save in_use_p.
655 (sweep_pages): Use ggc_recalculate_in_use_p.
656 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
657 Release pages before counting statistics.
659 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
661 * toplev.c (rest_of_compilation): Fix thinko in this change:
663 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
665 (rest_of_compilation): If inside an inlined external function,
666 pretend we are just being declared.
668 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
670 * flow.c (calculate_global_regs_live): Fix thinko.
672 * integrate.c (expand_inline_function): Fix bugs in previous
673 change from Oct 28, 1999.
675 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
677 * stmt.c (expand_value_return): Fix typo in this change:
679 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
680 (expand_value_return): Correctly convert VAL when promoting function
681 return; support RETURN_REG being a PARALLEL.
683 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
685 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
687 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
689 * hard-reg-set.h (reg_names): Constify a char*.
691 * regclass.c (reg_names): Likewise.
693 * regs.h (reg_names): Likewise
695 * a29k/a29k.c (reg_names): Delete declaration.
697 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
699 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
700 arc_output_function_epilogue): Likewise.
702 * elxsi/elxsi.c (reg_names): Likewise.
704 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
706 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
709 * m88k/m88k.c (output_function_profiler): Likewise.
711 * sparc/sparc.c (sparc_flat_output_function_prologue,
712 sparc_flat_output_function_epilogue): Likewise.
714 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
716 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
717 warning from -Wuninitialized and put it under -W.
718 * function.c (uninitialized_vars_warning): Warn only when the
719 corresponding flag is set.
721 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
723 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
724 is nonzero and the single set does not have an elt, then assign
727 * simplify-rtx.c: New file.
728 * Makefile.in (OBJS): Add simplify-rtx.o
729 (simplify-rtx.o): Add dependencies.
730 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
731 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
732 (cse_gen_binary, simplify_unary_operation): Delete.
733 (simplify_binary_operation, simplify_plus_minus): Likewise.
734 (check_fold_consts, simplify_relation_operation): Likewise.
735 (simplify_ternary_operation): Likewise.
736 (delete_trivially_dead_insns): Simplify the contents of the
737 REG_EQUAL note before trying to substitute it into the source
738 of the reg-reg copy at the end of a libcall sequence.
740 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
741 references/callers changed.
743 * mn10200.c (mn10200_va_arg): Force the return value into a
746 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
748 * cccp.c (macroexpand): Avoid out of range accesses for omitted
751 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
753 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
755 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
757 * fold-const.c (fold): Fix thinko when optimizing comparisons
760 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
762 * gcc.texi (Passes): Update front-end files to their current
765 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
767 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
768 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
769 (PREDICATE_CODES): Add addition_operation.
770 * alpha-protos.h (addition_operation): Declare.
771 (secondary_reload_class): Likewise.
772 * alpha.c (addition_operation): New.
773 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
774 * alpha.md (adddi3): Turn into expander.
775 (*lda, *adddi_2): New.
776 (movsf, movdf patterns): Don't preference integer regs.
777 (movsi, movdi patterns): Don't preference fp regs.
779 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
781 * genrecog.c (write_switch): Check for duplicate CODE cases.
783 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
785 * ggc-common.c: Update pre-function commentary.
786 * ggc-page.c: Likewise.
788 (poison_pages): Use memset directly.
789 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
790 (ggc_collect): Poison before sweeping.
791 * ggc-simple.c: Update pre-function commentary.
792 (ggc_alloc_obj): Poison non-zeroed memory.
794 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
796 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
797 match format string, even on 64-bit hosts.
798 * gcc-page.c (ggc_page_print_statistics): Likewise.
800 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
802 * config/i386/i386.c (ix86_cpu): Revert last patch.
803 * config/i386/i386.h (ix86_cpu): Ditto.
805 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
807 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
808 TYPE_SIZE, convert type of result to sizetype.
810 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
812 * flow.c (count_or_remove_death_notes): Equate NULL with the
815 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
816 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
819 * i386.c (pic_label_no): Delete.
820 (ix86_attr_length_default): Don't use single_set to peek
823 * recog.c (peephole2_optimize): Allow recog_next_insn to index
824 the first insn after bb->end.
825 * i386.md (push mem peeps): Scratch is live after evaluation
827 (cmp mem peep): Similarly.
829 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
831 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
832 * function.c (pad_to_arg_alignment): Add missing braces.
834 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
836 * alpha/alpha-protos.h (literal_section): Add prototype.
837 (alpha_need_linkage, alpha_start_function,alpha_end_function):
840 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
842 (alpha_start_function, alpha_end_function, float_strings,
843 alpha_need_linkage): Constify a char*
845 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
847 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
849 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
851 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
853 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
855 * flow.c (debug_flow_info): Add prototype.
857 * gcc.c (main): Likewise.
859 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
862 * reload1.c (failed_reload, set_reload_reg): Likewise.
864 * mips-tfile.c (main): Likewise.
865 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
866 with ATTRIBUTE_NORETURN.
868 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
870 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
871 DECL is not a memory ref.
873 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
875 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
876 * config/i386/i386.c (ix86_cpu): Add extern attribute.
878 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
880 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
881 * config/mips/elf64.h: ditto.
883 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
885 * expr.c (emit_push_insn): New argument alignment_pad.
886 Update all callers. Adjust stack pointer based on alignment pad.
887 * function.c (pad_to_arg_alignment): New argument alignment_pad.
888 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
889 (locate_and_pad_parm): New argument alignment_pad. Update all
891 * expr.h (emit_push_insn): Update prototype.
892 (locate_and_pad_parm): Update prototype.
893 * calls.c (arg_data): Add new field alignment_pad.
894 (initialize_argument_information): Initialize alignment_pad.
896 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
898 * except.c (free_eh_nesting_info): Free the info itself.
899 * function.c (free_after_compilation): Don't free NULL.
900 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
901 (pre_edge_insert): Free inserted.
902 * stmt.c (free_stmt_status): Don't free NULL.
904 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
906 * gcov.c (DIR_SEPARATOR): Provide default.
907 (output_data): Add test for MS-DOS format absolute filename.
908 (fancy_abort): Correct program name.
909 (open_files): Open all files in binary mode.
910 * libgcc2.c (__bb_exit_func): Likewise.
912 * profile.c (init_branch_prob): Specify binary when opening files.
914 * flags.h (flag_unwind_tables): New decl.
915 * toplev.c (flag_unwind_table): New definition.
916 (f_options): Add -funwind-tables.
917 (decode_g_option): Clarify warning when unknown -g option is given.
918 (rest_of_compilation): If inside an inlined external function,
919 pretend we are just being declared.
921 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
922 (dwarf2out_frame_finish): Likewise.
924 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
926 * fold-const.c (merge_ranges): In not in0, but in1, handle
927 upper bounds equal like subset case.
929 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
931 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
932 passed in a register but moved to the stack.
934 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
936 * gcc.c (pass_exit_codes, greatest_status): New variables.
937 (struct option_map): Add entry for "--pass-exit-codes".
938 (execute): Update greatest_status if error.
939 (display_help): Add documentation for -pass-exit-codes.
940 (process_command): Handle -pass-exit-codes.
941 (main): Look at pass_exit_codes and greatest_status on call to exit.
943 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
945 * reload.c (find_reloads): Refine test for no input reload
946 case to not includes reloads emitted after insn.
948 * function.c (find_temp_slots_from_address): Handle sum involving
949 a register that points to a temp slot.
950 (update_temp_slot_address): Make recursive call if both old and
951 new are PLUS with a common operand.
952 * calls.c (expand_call): Mark temp slot for result as having
955 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
957 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
958 component as well as "BINUTILS".
960 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
961 * integrate.c (copy_rtx_and_substitute): Likewise.
962 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
964 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
966 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
967 gdb extensions, write size of type; also be more consistent
968 in using references when this is a subtype.
970 * pa.md (extv, extzv, insv): Use define_expand to reject constant
971 that is out of range.
973 * loop.c (unknown_constant_address_altered): New variable.
974 (prescan_loop): Initialize it.
975 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
976 (invariant_p, case MEM): Remove handling for volatile and readony;
977 check new variable if readonly.
978 (check_dbra_loop): Chdeck unknown_constant_address_altered.
980 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
981 (addr_affects_sp_p): Removed from note_mem_written and only
982 define #ifdef AUTO_INC_DEC.
984 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
986 * regclass.c (record_reg_classes): Properly handle register move
989 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
990 Don't think valid if both operands are invalid.
991 (struct constant_descriptor): New field RTL.
992 (mark_const_hash_entry): Mark it.
993 (record_constant{,_rtx}): Initialize it.
994 (output_constant_def): Allocate RTL in permanent obstack and
996 ({record,compare}_constant_1): Modes must match for
997 CONSTRUCTOR of ARRAY_TYPE.
999 * c-common.h (initializer_constant_valid_p): Delete decl from here.
1000 * output.h (initializer_constant_valid_p): Move decl to here.
1001 * c-common.c (initializer_constant_valid_p): Delete function from here.
1002 * varasm.c (initializer_constant_valid_p): Move function to here.
1004 * tree.h (STRIP_SIGN_NOPS): New macro.
1005 * fold-const.c (optimize_minmax_comparison): New function.
1006 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
1007 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
1008 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
1009 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
1010 widening conversions.
1011 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
1012 to look at size of mode, not precision of type; also add missing cases.
1013 (optimize_bit_field_compare, decode_field_reference): Don't try to
1014 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
1016 * dwarf2out.c (ctype.h): Include.
1017 (dwarf2out_set_demangle_name_func): New function.
1018 (size_of_line_info): Deleted.
1019 (output_line_info): Compute size of line info table from difference
1021 (base_type_die, add_name_attribute): Call demangle function, if any.
1022 (field_byte_offset): Use bits per word for variable length fields.
1023 (gen_array_type_die): Add array name.
1024 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
1025 (dwarf2out_add_library_unit_info): New function.
1027 * explow.c (set_stack_check_libfunc): New function.
1028 (stack_check_libfunc): New static variable.
1029 (probe_stack_range): Allow front-end to set up a libfunc to call.
1031 * combine.c (simplify_comparison): When making comparison in wider
1032 mode, check for having commuted an AND and a SUBREG.
1033 (contains_muldiv): New function.
1034 (try_combine): Call it when dividing a PARALLEL.
1035 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
1036 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
1038 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
1039 use one of the CLOBBERs instead.
1040 (if_then_else_cond): If comparing against zero, just return thing
1043 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
1044 Don't generate shifts and subtract if have conditional arithmetic.
1046 * rtl.h (delete_barrier): New declaration.
1047 * jump.c (jump_optimize): Set up to handle conditional call.
1048 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
1049 (delete_barrier): New function.
1051 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
1053 * recog.c (nonmemory_operand): Accept ADDRESSOF.
1055 * tree.c (build_type_attribute_variant): Push to obstack of
1056 ttype around type_hash_canon call.
1058 * expr.c (placeholder_list): Move decl to file scope.
1059 (expand_expr): Don't force access to volatile just because its
1061 If ignoring reference operations, just expand the operands.
1062 (expand_expr, case COMPONENT_REF): Propagate
1063 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
1064 Refine test for using bitfield operations vs pointer punning.
1065 (expand_expr, case CONVERT_EXPR): If converting to
1066 BLKmode UNION_TYPE from BLKmode, just return inner object.
1067 Use proper mode in store_field call.
1068 Properly set sizes of object to store and total size in store_field
1069 call for convert to union.
1070 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
1071 memory (like for ADDR_EXPR). Also, don't put constant in register if
1072 we'll want it in memory.
1073 (readonly_fields_p): New function.
1074 (expand_expr, case INDIRECT_REF): Call it if LHS.
1075 (expand_assignment): Handle a RESULT_DECL where
1076 DECL_RTL is a PARALLEL.
1077 (do_jump, case WITH_RECORD_EXPR): New case.
1078 (get_inner_reference): Always go inside a CONVERT_EXPR
1079 and NOP_EXPR if both modes are the same.
1080 (store_field): Use bitfield operations if size of bitsize is not same
1081 as size of RHS's type.
1082 Check for bitpos not a multiple of alignment in BLKmode case.
1083 Do block move in largest possible alignment.
1084 (store_constructor): Set BITSIZE to -1 for variable size and properly
1085 in case of array of BLKmode.
1086 (expand_expr_unaligned): New function.
1087 (do_compare_and_jump): Call it.
1089 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
1090 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
1091 does not include 'o'.
1093 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
1094 both SET_DEST and SET_SRC reference a virtual register.
1095 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
1097 * integrate.c (expand_inline_function): Handle case of setting
1098 virtual stack vars register (from built in setjmp); when parameter
1099 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
1100 (subst_constant): Add new parm, MEMONLY.
1101 (expand_inline_function, integrate_parm_decls): Pass new parm.
1102 (integrate_decl_tree): Likewise.
1103 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
1104 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
1105 (copy_rtx_and_substitute, case SET): Add explicit calls to
1106 copy_rtx_and_substitute for both sides.
1108 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
1110 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
1111 within INDEX_TYPE, instead of before.
1112 (fixup_gotos): Use f->target_rtl, not the next insn,
1113 since latter may be from a later fixup.
1114 (expand_value_return): Correctly convert VAL when promoting function
1115 return; support RETURN_REG being a PARALLEL.
1116 (expand_return): When checking for result in regs and having
1117 cleanup, consider PARALLEL in DECL_RTL as being in regs.
1119 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
1121 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
1122 last_nominal_fname): Mark const.
1123 (struct include_hash: name, nshort, control_macro): Mark
1125 (struct macrodef: symnam): Mark const.
1126 (struct if_stack: fname): Mark const.
1127 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
1128 (IStable): New character-syntax array which encompasses all
1129 the old is_foo arrays.
1130 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
1131 is_space): New macros for interrogating IStable.
1132 (check_macro_name): Kill last argument. All callers changed.
1134 * cppinit.c (initialize_char_syntax): Delete.
1135 (is_idchar, is_idstart, is_hor_space, is_space,
1136 trigraph_table): Delete.
1137 (IStable): New. Initialize with clever macros to avoid
1138 information duplication.
1139 (builtin_array): Table of builtins to get rid of explicit list
1140 in initialize_builtins.
1141 (initialize_builtins): Use builtins_array.
1142 (cpp_start_read): Call init_IStable, and set IStable['$'] if
1143 opts->dollars_in_ident.
1145 * cppexp.c: Change all refs to is_xyz[] arrays to use new
1147 (cpp_parse_expr): Avoid 'format string is not constant'
1148 warning. Use ISGRAPH to identify printable chars.
1149 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
1151 (read_and_prescan): Map trigraphs to chars with open-coded
1152 if-else-if-... sequence, not a lookup table.
1153 * cpphash.c: Change all refs to is_xyz[] arrays to use new
1155 * cpplib.c: Change all refs to is_xyz[] arrays to use new
1156 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
1157 (check_macro_name): Remove ability to report an invalid
1158 assertion name, which is never used.
1159 (do_line): Constify a couple of char *'s.
1160 * cppmain.c (main): Call cpp_cleanup before returning.
1162 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
1164 * ggc.h (struct ggc_statistics): New type.
1165 (ggc_get_size): New function.
1166 (ggc_print_statistics): Likewise.
1167 * ggc-common.c (ggc_stats): New variable.
1168 (ggc_mark_rtx_children): Keep statistics.
1169 (ggc_mark_tree_children): Likewise.
1170 (ggc_print_statistics): New function.
1171 * ggc-page.c (struct globals): Add bytes_mapped field.
1172 (alloc_anon): Update it.
1173 (release_pages): Likewise.
1174 (ggc_get_size): New function.
1175 (ggc_page_print_statistics): New function.
1176 * ggc-simple.c (ggc_get_size): New function.
1178 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
1180 * flow.c (propagate_block): When the last reference to a label
1181 before an ADDR_VEC is deleted because the reference is a dead
1182 store, delete the ADDR_VEC.
1184 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
1186 * resource.c (find_free_register): Don't use the frame pointer
1187 if frame_pointer_needed.
1189 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
1191 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
1192 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
1194 * config/i960/i960.c (i960_va_start): New locals base, num.
1195 Use INDIRECT_REF instead of ARRAY_REF on valist.
1196 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
1198 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
1200 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
1202 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
1204 * tree.def (PLACEHOLDER_EXPR): Update comments.
1206 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1208 * c-common.c (check_format_info): Avoid non-literal format string
1209 warnings when `first_arg_num' is zero.
1211 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1213 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
1215 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
1217 * arm.md (casesi_insn): Add a clobber of the condition code
1220 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
1222 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
1223 used by both cc1 and cc1plus.
1225 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
1227 * config/arm/arm.c: Initialise arm_structure_size_boundary to
1228 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
1229 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
1230 to the value 32 if it has not already been defined.
1231 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
1232 Override definition in arm.h with a value of 8.
1234 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
1236 * c-pragma.c (push_alignment): Don't check the return value
1239 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
1241 * sparc.h (ADJUST_COST): Fix thinko.
1243 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
1245 * cccp.c (rescan): Fixed obp pointer handling around call to
1246 check_expand subroutine.
1248 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
1250 * gcse.c (delete_null_pointer_checks): Only record non-null info
1251 for pseudos when examining stores.
1253 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
1254 splitters for these patterns. Use "#" for output templates.
1255 (addsi3_carryin_shift): New pattern.
1257 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
1259 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
1260 of the function return register into a plain REG until
1261 after function inlining is done.
1263 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1265 * jump.c (jump_optimize_1): If we did cross-jumping, and
1266 the data will matter, rebuild the CFG.
1267 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
1268 not optimizing. Don't run shorten_branches.
1269 * toplev.c (rest_of_compilation): Run shorten_branches after
1272 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
1274 * rtl.h (note_stores): Add additional paramter.
1275 * rtlanal.c (reg_set_p_1): Take additional paramter.
1276 (reg_set_last_1): Likewise.
1277 (reg_set_p): Adjust call to note_stores.
1278 (reg_set_last): Likewise.
1279 (note_stores): Pass data parameter to worker function.
1280 * alias.c (record_set): Take additional parameter.
1281 (init_alias_analysis): Pass it.
1282 * caller-save.c (mark_set_regs): Take additional parameter.
1283 (save_call_clobbered_regs): Pass NULL to note_stores.
1284 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
1286 (record_dead_and_set_regs_1): Likewise.
1287 (reg_dead_at_p_1): Likewise.
1288 (combine_instructions): Adjust calls to note_stores.
1289 (try_combine): Likewise.
1290 (record_dead_insn): Remove.
1291 (record_dead_and_set_regs): Adjust calls to note_stores.
1292 (reg_dead_at_p): Likewise.
1293 * cse.c (invalidate_skipped_set): Take additional parameter.
1294 (cse_check_loop_start): Likewise.
1295 (cse_check_loop_start_value): Remove.
1296 (cse_set_around_loop): Adjust calls to note_stores.
1297 * flow.c (notice_stack_pointer_modification): Take additional
1298 parameter. Remove duplicate declaration.
1299 (record_volatile_insns): Adjust calls to note_stores.
1300 * gcse.c (record_set_info): Take additional parameter.
1301 (record_last_set_info): Likewise.
1302 (invalidate_nonnull_info): Likewise.
1303 (record_set_insn): Remove.
1304 (compute_sets): Adjust calls to note_stores.
1305 (last_set_insn): Remove.
1306 (compute_hash_table): Adjust calls to note_stores.
1307 (insert_insn_end_bb): Likewise.
1308 (delete_null_pointer_checks): Likewise.
1309 * global.c (mark_reg_store): Take additional parameter.
1310 (mark_reg_clobber): Likewise.
1311 (reg_becomes_live): Likewise.
1312 (global_conflicts): Adjust calls to note_stores.
1313 (build_insn_chain): Likewise.
1314 * integrate.c (note_modified_parmregs): Take additional parameter.
1315 (mark_stores): Likewise. Make it static.
1316 (save_for_inline_nocopy): Adjust calls to note_stores.
1317 (try_constants): Likewise.
1318 * integrate.h (mark_stores): Remove declaration.
1319 * jump.c (mark_modified_reg): Take additional parameter.
1320 (thread_jumps): Adjust calls to note_stores.
1321 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1323 (no_equiv): Likewise.
1324 (reg_is_set): Likewise.
1325 (validate_equiv_mem): Adjust calls to note_stores.
1326 (update_equiv_regs): Likewise.
1327 (block_alloc): Likewise.
1328 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1329 (note_addr_stored): Take additional parameter.
1330 (note_set_pseudo_multiple_uses): Likewise.
1331 (record_initial): Likewise.
1332 (prescan_loop): Adjust calls to note_stores.
1333 (strength_reduce): Likewise.
1334 (check_dbra_loop): Likewise.
1335 * regmove.c (flags_set_1): Take additional paramter.
1336 (mark_flags_life_zones): Adjust calls to note_stores.
1337 * reload1.c (mark_not_eliminable): Take additional parameter.
1338 (forget_old_reloads_1): Likewise.
1339 (reload_cse_invalidate_rtx): Likewise.
1340 (reload_cse_check_clobber): Likewise.
1341 (reload_combine_note_store): Likewise.
1342 (move2add_note_store): Likewise.
1343 (reload): Adjust calls to note_stores.
1344 (reload_as_needed): Likewise.
1345 (emit_reload_insns): Likewise.
1346 (reload_cse_regs_1): Likewise.
1347 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1348 (reload_combine): Adjust calls to note_stores.
1349 * resource.c (update_live_status): Take additional paramter.
1350 (mark_target_live_regs): Adjust calls to note_stores.
1351 * stupid.c (find_clobbered_regs): Take additional parameter.
1352 (stupid_life_analysis): Adjust calls to note_stores.
1354 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1356 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1359 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1362 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1363 of the variable arm_structure_size_boundary.
1365 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1367 * alias.c (init_alias_analysis): Allocate reg_known_value and
1368 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1370 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1371 * cse.c (cse_main): Call end_alias_analysis.
1372 * haifa-sched.c (schedule_insns): Likewise.
1373 * local-alloc. (update_equiv_regs): Likewise.
1374 * reload1.c (reload_cse_regs): Likewise.
1376 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1378 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1379 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1380 mapping from MASK_FPU.
1382 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1384 * sparc.md (call): Don't bound structure return size to 0xfff.
1386 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1388 * resource.c (mark_target_live_regs): Check that the target
1389 insn wasn't created after compute_bb_for_insn.
1391 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1393 * ggc-page.c (poison_pages): Don't be overzealous.
1395 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1397 * alias.c: Update comments for ADDRESS.
1398 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1399 it is a local memory reference.
1401 * c-typeck.c (build_function_call): Check that the built-in
1402 function is of class BUILT_IN_NORMAL before trying to recongize
1404 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1405 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1407 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1409 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1411 (pre_gcse): Likewise.
1412 (hoist_expr_reaches_here_p): Likewise.
1413 (hoist_code): Likewise.
1414 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1416 (pre_expr_reaches_here_p_work): ... here.
1417 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1419 (expr_reaches_here_p_work): ... here.
1421 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1423 * resource.c (find_basic_block): Delete.
1424 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1425 (init_resource_info): Call compute_bb_for_insn.
1427 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1429 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1430 with already adjacent blocks, but no fallthru.
1431 (merge_blocks_move_successor_nojumps): Simplify.
1432 (debug_flow_info): New.
1434 * toplev.c (rest_of_compilation): Open jump1 dump file before
1435 jump and close after, as opposed to just using dump_rtl.
1437 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1439 * reload.h (earlyclobber_operand_p): Declare.
1440 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1441 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1442 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1443 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1445 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1446 Richard Henderson <rth@cygnus.com>
1448 * emit-rtl.c (emit_block_insn_before): New.
1449 (emit_block_insn_after): New.
1450 * basic-block.h: Declare them.
1452 * bitmap.h: Protect from multiple inclusion.
1454 * recog.c (scratch_operand): Handle VOIDmode correctly.
1456 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1458 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1459 * function.c (assign_parms): Likewise.
1460 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1462 * reg-stack.c (max_uid): Remove.
1463 (blocks, block_begin, block_end, block_drops_in): Remove.
1464 (block_stack_in, block_out_reg_set, block_number): Remove.
1465 (struct block_info_def, BLOCK_INFO): New.
1466 (enum emit_where): New.
1467 (current_block): New.
1468 (BLOCK_NUM): Remove.
1469 (mark_regs_pat, record_label_references): Remove.
1470 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1472 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1473 (reg_to_stack): Simplified test for existance of fp code. Use
1474 flow.c code. Call shorten_branches after cross-jump opt.
1475 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1476 Return false if the asm doesn't use stack regs. Don't do life
1477 analysis on the asm.
1478 (emit_pop_insn): Replace function pointer arg `when' with
1479 enum `where'. Update all callers.
1480 (change_stack): Likewise. Update basic block end.
1481 (emit_swap_insn): Use current_block->head to limit reverse search
1482 for start of block. Use emit_block_insn_after.
1483 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1484 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1485 structure assignment instead of bcopy.
1487 (convert_regs_entry, convert_regs_exit): New.
1488 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1489 Work on basic blocks and the CFG.
1490 (convert_regs): Use them.
1492 * i386.c (output_fix_trunc): Remove code for DImode input operand
1493 not at top-of-stack.
1494 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1496 (fix_truncdi_1): Allow any mode scratch.
1498 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1500 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1501 * linux.h, netbsd.h, vms.h: Not here.
1503 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1505 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1506 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1507 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1508 CONDITIONAL_REGISTER_USEAGE): Use them.
1509 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1510 gen_conditional_branch,override_options) : Use them.
1511 * config/mips/mips.md : Use them.
1513 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1515 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1517 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1519 * integrate.c (function_cannot_inline_p): Don't allow inlining
1522 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1524 * c-parse.in (cast_expr): Constify.
1526 * cccp.c (special_symbol): Likewise.
1528 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1530 * dwarf2out.c (base_type_die): Likewise.
1532 * global.c (allocno_compare): Likewise.
1534 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1536 * regclass.c (fix_register): Likewise.
1538 * rtl.h (fix_register): Likewise.
1540 * stupid.c (stupid_reg_compare): Likewise.
1542 * toplev.c (decode_f_option): Likewise.
1544 * tree.c (build_complex_type): Likewise.
1546 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1548 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1550 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1552 * reload.c (find_reloads): Compute mode and nregs fields of all
1554 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1555 (calculate_needs): Use precomputed mode/nregs values.
1556 (allocate_reload_reg): Likewise.
1558 (failed_reload, set_reload_reg): ... new functions.
1559 (choose_reload_regs_init): New function, mostly broken out from...
1560 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1561 Also lose one #if 0 block.
1563 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1565 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1568 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1570 * tree.h (BLOCK_TYPE_TAGS): Remove.
1571 (BLOCK_END_NOTE): Likewise.
1572 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1573 (BLOCK_LIVE_RANGE_START): Likewise.
1574 (BLOCK_LIVE_RANGE_END): Likewise.
1575 (tree_block): Remove live_range_flag, live_range_var_flag, and
1576 type_tags. Remove end_note, live_range_start, and live_range_end.
1577 (remember_end_note): Remove prototype.
1578 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1579 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1581 * ggc-common.c (ggc_mark_tree_children): Don't mark
1582 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1583 * integrate.c (adjust_copied_decl_tree): Remove.
1584 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1585 * stmt.c (last_block_end_note): Remove.
1586 (init_stmt): Don't add a GC root for it.
1587 (expand_fixup): Don't set it.
1588 (remember_end_note): Remove.
1589 (expand_end_bindings): Don't set last_block_end_note.
1591 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1593 * reload1.c (reload_reg_free_for_value_p): Show
1594 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1597 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1599 * expmed.c (extract_bit_field): Allow for the case of non-integer
1600 objects that are smaller than a word (like SFmode on a 64-bit
1603 * loop.c (basic_induction_var): A non-integer variable which is
1604 being set by a paradoxical subreg is probably not a biv.
1606 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1608 * prefix.c (translate_name) Check for empty prefix string.
1610 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1612 * Makefile.in (CPP_CROSS_NAME): New variable.
1613 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1615 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1616 names of the files to be uninstalled.
1618 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1620 * collect2.c (IS_DIR_SEPARATOR): Define.
1621 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1623 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1626 * haifa-sched.c (add_dependence): Update the true dependency
1627 cache the first time we add a true dependence to the LOG_LINKS chain.
1629 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1631 * fold-const.c (fold): Fix comment.
1633 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1635 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1636 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1637 dbxout_start_new_source_file, dbxout_source_file,
1638 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1639 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1641 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1642 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1643 (dbxout_block): Initialize variable `blocknum'.
1645 * dbxout.h (dbxout_init, dbxout_finish,
1646 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1647 dbxout_args, dbxout_source_line): Constify a char*.
1649 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1650 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1651 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1652 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1653 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1654 src_info_attribute, mac_info_attribute, producer_attribute,
1655 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1656 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1657 dwarfout_undef): Constify a char*.
1658 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1660 * dwarfout.h (dwarfout_define, dwarfout_undef,
1661 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1663 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1665 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1666 (MULTILIB_ISA_DEFAULT): New.
1667 (MULTILIB_DEFAULTS): Use it.
1668 * config/mips/mips.c (): Remove the now unnecessary definition
1669 of MIPS_ISA_DEFAULT.
1670 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1671 unnecessary definition.
1673 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1675 * arm.md (pic_load_addr): Add constraints to operand 1.
1677 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1679 * fixinc/genfixes: Provide a means for specifying -D options to
1682 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1684 * arm.c (arm_override_options): Correct initialization of
1685 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1686 arm_is_strong, and arm_is_6_or_7.
1688 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1689 (note_set_pseudo_multiple_uses): New function.
1690 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1691 if a pseudo set in the loop exit is used elsewhere.
1693 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1695 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1697 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1699 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1700 a single load-address pattern.
1702 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1704 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1705 depending on whether or not line-number notes are present.
1707 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1709 * cccp.c (progname, file_buf, default_include, include_file,
1710 macrodef, definition, hashval, wchar_type, user_label_prefix,
1711 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1712 expand_to_temp_buffer, is_system_include, base_name,
1713 absolute_filename, read_name_map, open_include_file,
1714 record_control_macro, check_precompiled, check_preconditions,
1715 pcfinclude, pass_thru_directive, create_definition,
1716 check_macro_name, comp_def_part, collect_expansion,
1717 check_assertion, read_token_list, assertion_install,
1718 assertion_lookup, eval_if_expression, conditional_skip,
1719 validate_else, skip_quoted_string, quote_string, macarg1,
1720 error_from_errno, install, lookup, hashf, dump_defn_1,
1721 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1722 check_white_space, rescan, handle_directive, monthnames,
1723 special_symbol, do_include, remap_include_file, write_output,
1724 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1725 do_ident, do_sccs, do_xifdef, skip_if_group,
1726 output_line_directive, macroexpand, macarg, change_newlines,
1727 initialize_builtins, make_definition): Constify a char*.
1729 * pcp.h (stringdef): Likewise.
1731 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1733 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1736 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1737 Richard Henderson <rth@cygnus.com>
1739 * alias.c: Include ggc.h.
1740 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1741 (record_set): Verify enough room in reg_base_value.
1742 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1743 Register it as a GC root.
1744 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1745 * Makefile.in (alias.o): Depend on ggc.h.
1747 * unroll.c (unroll_loop): Verify the insn before a barrier
1748 is a JUMP_INSN before checking JUMP_LABEL.
1750 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1752 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1753 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1754 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1755 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1756 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1757 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1759 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1761 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1763 * alpha/alpha-interix.h (text_section): Delete prototype.
1764 * alpha/elf.h (text_section): Likewise.
1765 * arm/linux-elf.h (text_section): Likewise.
1766 * arm/linux-telf.h (text_section): Likewise.
1767 * c4x/c4x.h (text_section): Likewise.
1768 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1769 * elfos.h (text_section): Likewise.
1770 * i386/aix386ng.h (text_section): Likewise.
1771 * i386/i386-interix.h (text_section): Likewise.
1772 * i386/sco5.h (text_section): Likewise.
1773 * i386/svr3gas.h (text_section): Likewise.
1774 * nextstep.h (text_section): Likewise.
1775 * psos.h (text_section): Likewise.
1776 * ptx4.h (text_section): Likewise.
1777 * svr3.h (text_section): Likewise.
1778 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1780 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1782 * final.c (peephole): Delete prototype.
1784 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1785 (pre_insert_copies): Remove unused variable `bb'.
1787 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1790 * output.h (peephole): Add prototype.
1792 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1794 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1797 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1799 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1800 for inlined declarations.
1802 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1804 * arm.c (logical_binary_operator): New fucntion.
1805 * arm.h (logical_binary_operator): Declare it.
1806 (PREDICATE_CODES): Handle logical_binary_operator.
1807 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1808 output constraints. Add appropriate splitters.
1809 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1810 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1811 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1813 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1815 * genoutput.c (struct operand_data): New elt eliminable.
1816 (output_operand_data): Write it.
1817 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1818 (compare_operands): Take it into account.
1819 * recog.h (struct insn_operand_data): New elt eliminable.
1820 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1822 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1823 (eliminate_regs): Move code that detects changes to elimination
1824 target regs into new function elimination_effects.
1825 Delete one #if 0 block.
1826 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1827 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1828 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1829 Only call eliminate_regs for real operands of the insn, not for parts
1830 of its structure or parts matched by things like match_operator.
1831 Use elimination_effects and check_eliminable_occurrences. Use
1832 copy_insn to duplicate the pattern when not in the final pass.
1834 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1836 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1839 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1841 * fixinc/README: document the "mach" machine matching test
1842 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1843 * fixinc/fixtests.c: Implement the #else/#endif label test
1844 * fixinc/inclhack.def: utilize these tests and fixes
1845 * fixinc/inclhack.sh: regen
1846 * fixinc/fixincl.x: regen
1847 * fixinc/fixincl.sh: regen
1849 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1851 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1854 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1856 * gcc.1: Document exit codes.
1858 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1860 * calls.c: Include tm_p.h later, so everything we need is defined.
1862 * function.c: Likewise.
1864 * except.c: Include tm_p.h.
1866 * sparc.c: Likewise.
1867 (dwarf2out_cfi_label): Don't prototype.
1868 (check_return_regs, epilogue_renumber,
1869 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1870 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1871 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1872 ultra_schedule_insn): Add static prototype.
1873 (data_segment_operand, text_segment_operand): Call itself with the
1874 proper number of arguments.
1875 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1877 * sparc.h: Move all declarations to sparc-protos.h.
1878 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1881 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1883 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1885 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1886 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1887 ASM_OUTPUT_ASCII): Constify a char*.
1889 * sparc-protos.h: New file for sparc prototypes.
1891 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1893 * function.c (record_insns, contains): Always declare and define.
1894 (record_insns): Mark with ATTRIBUTE_UNUSED.
1896 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1898 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1899 to .section when outputting a .bss section to deal with multiple
1900 .bss input sections (as happens with -fdata-sections)
1901 Also output %progbits, not @progbits so the assembler doesn't treat as
1903 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1905 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1906 thumb parts even when building with non-thumb CPUs, by forcing
1909 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1911 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1912 (movdf_const_intreg_sp64): Similarly.
1914 * local-alloc.c (update_equiv_regs): Check the correct insn
1915 for pre-existing REG_EQUIV notes.
1917 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1919 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1920 block reached by a branch if we're not going to actually process
1923 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1925 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1926 a local extern function declaration.
1928 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1930 * i386.c (ix86_expand_prologue): Properly wrap USE around
1931 reg for CALL_INSN_FUNCTION_USAGE.
1933 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1935 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1936 move between GP_REGs.
1938 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1940 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1941 the mode size when finding out if an offset is legal.
1943 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1945 * basic-block.h (PROP_*): Move constants from ...
1947 (compute_bb_for_insn): Free the array before reallocating.
1948 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1949 (allocate_reg_life_data): Reset all reg variables collected by
1951 (get_block_head_tail): Don't convert from bb to block.
1952 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1953 (find_insn_reg_weight): Take block not bb.
1954 (schedule_block): Don't set block num for moved insns.
1955 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1956 (schedule_insns): Do it here instead.
1957 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1958 before update_life_info.
1959 * recog.c (split_all_insns, peephole2_optimize): Update for
1960 new arg to update_life_info.
1961 * rtlanal.c (remove_note): Cope with NULL note.
1962 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1965 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1967 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1969 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1970 block records so that merge_blocks_nomove will clean up correctly.
1971 (split_edge): Handle casesi insns.
1973 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1975 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1977 * pa.md (call, call_value): Do not emit a blockage after restoring
1980 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1982 * c-typeck.c (c_expand_asm_operands): Fix typo.
1984 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1986 * arm.c (fpu_rhs_operand): Verify modes.
1987 (fpu_add_operand): Likewise.
1988 (di_operand): Likewise.
1989 (soft_df_operand): Likewise.
1991 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1993 * arm.c (arm_return_in_memory): APCS rules state that the elements
1994 of a structure returned in a register must be 'integer-like'.
1996 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1998 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1999 in the source tree when the generated targets are out of date
2000 * fixinc/genfixes: Alter it to run individual fixes for make.
2001 * fixinc/README: rewrite
2002 * fixinc/inclhack.def: moved initial comments to README
2004 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
2006 * toplev.c (main): Do not generate an error message if an
2007 unrecognised command line switch is recognisable by another
2008 language. If extra_warnings are enabled, then generate a
2009 warning message instead.
2011 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
2013 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
2014 (insert_pack_attributes): Delete prototype.
2016 * c-pragma.c (default_alignment): New static variable.
2017 (push_alignment): Initialize to current effective alignment.
2018 (pop_alignment): Use to set new alignment.
2019 (insert_pack_attributes): Delete function.
2020 (handle_pragma_token): Set default_alignment as well each time
2021 a #pragma pack(<n>) is encountered.
2023 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
2025 * reg-stack.c (stack_result): Aggregates are not returned in
2028 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2030 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
2032 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
2034 * basic-block.h (set_block_num): Declare.
2035 * flow.c (update_life_info): Don't call compute_bb_for_insn
2036 or free_basic_block_vars.
2037 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
2038 (insn_orig_block): Remove.
2039 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
2040 (schedule_block): Keep BLOCK_NUM up-to-date.
2041 (schedule_insns): Use compute_bb_for_insn.
2042 * recog.c (split_all_insns): Likewise.
2043 (peephole2_optimize): Likewise.
2045 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
2047 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
2048 if the pic register is used.
2050 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2052 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
2053 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
2054 if that tests TREE_PERMANENT.
2056 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
2058 * cse.c (invalidate_for_call): Do not remove memory references from
2059 the table here. It's handled elsewhere.
2061 * haifa-sched.c (add_dependence): Protect references to the
2062 true dependency cache with #ifdef INSN_SCHEDULING.
2063 (remove_dependence): Similarly.
2065 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
2066 to the cfg code that this is a return instruction.
2067 * mn10300.md (return_internal): Similarly.
2069 * combine.c (get_last_value): If the last set of a register
2070 is after subst_low_cuid, then we can not use it to determine
2071 the register's last value.
2073 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2075 * Makefile.in: Back out previous change.
2077 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
2079 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
2081 * haifa-sched.c (add_dependence): Only check/update the cache
2083 (remove_dependence): Likewise.
2084 (schedule_insns): Only create the true_dependency_cache if the
2085 average number of instructions in a basic block is very large.
2087 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2089 * Makefile.in (ggc-common.o): Depend on genrtl.h.
2090 (ggc-simple.o): Likewise.
2091 (ggc-page.o): Likewise.
2093 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
2095 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
2096 Prototype for exported functions.
2097 (pre_lcm, pre_rev_lcm): Remove prototypes.
2098 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
2099 (compute_available): Move to lcm.c, and change parameter order.
2100 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
2101 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
2102 (gcse_main): No longer call compute_preds_succs. Rebuild the
2103 set table after reach pre pass.
2104 (pre_insert_map, pre_delete_map, edge_list): New.
2105 (alloc_pre_mem): Allocate edge vectors.
2106 (free_pre_mem): Delete edge vectors.
2107 (compute_pre_data): Call new edge based lcm routines.
2108 (process_insert_insn): New function.
2109 (insert_insn_end_bb): Use it.
2110 (pre_edge_insert): New function.
2111 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
2113 (pre_insert_copies): Revamp using new edge based lcm outputs.
2114 (pre_delete): Likewise.
2115 (one_pre_gcse_pass): Insert & remove fake edges to the exit
2117 (compute_code_hoist_vbeinout): New new edge based routines.
2118 * lcm.c: Remove all the old LCM functions. Replace with new ones
2119 that work with the new cfg datastructures and work with edges
2122 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2124 * reload.h (struct reload): Add new fields "mode" and "nregs".
2125 * reload1.c: Change all occurrences of reload_mode and reload_nregs
2126 to reference the "mode" and "nregs" field within struct reload.
2128 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
2130 * haifa-sched.c (true_dependency_cache): New.
2131 (add_dependence): Use the true dependency cache to avoid expensive
2132 walks down the LOG_LINKS dependency list. Add entries to the
2134 (remove_dependence): Remove entries from the true dependency cache
2136 (schedule_insns): Allocate and initialize and free the true
2139 * haifa-sched.c (schedule_insns): Do not remove inter-block
2140 dependencies anymore.
2142 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2144 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
2145 * i386/t-winnt: Likewise.
2147 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
2149 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
2151 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
2153 * Makefile.in (LANGUAGES): Omit "proto".
2154 (clean): Remove stale comment about removing unprotoize.c.
2156 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2158 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
2159 using arithmetic on void pointers.
2161 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
2163 * haifa-sched.c (compute_block_forward_dependencies): Only check
2164 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
2166 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
2168 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
2169 (expr_equiv_p): Reject memories with different alias sets.
2171 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
2173 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
2174 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
2175 (f_options): Add "bounded-pointers" and "bounds-check" entries.
2176 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
2177 (lang_init): Set default for flag_bounds_check if still "unspecified".
2179 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2181 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
2183 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2185 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
2188 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2190 * config/c4x/c4x.md (*db_noclobber,
2191 *decrement_and_branch_until_zero_noclobber): New patterns and
2192 associated splitters.
2194 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2196 * config/c4x/c4x.md (parallel instruction patterns): Rework
2197 constraints to keep reload happy.
2199 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2201 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
2202 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
2203 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
2204 Add new patterns and associated post-reload splitters.
2206 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2208 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
2210 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2212 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
2214 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
2216 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2218 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
2221 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
2223 * pa.c (move_operand): Rely on memory_address_p to determine the
2224 validity of non-indexed memory addresses.
2225 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
2226 operand in DFmode and SFmode when generating PA2.0 code.
2228 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
2230 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
2232 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
2234 * mips.c (function_prologue): Fix argument types.
2235 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
2236 (casesi_internal): Write to the scratch register.
2238 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
2240 * cppexp.c (cpp_parse_escape): Make static. Change second arg
2242 (parse_charconst): Delete unnecessary cast when calling
2244 (cpplib.h): Kill prototype of cpp_parse_escape.
2246 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
2248 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
2249 * unroll.c (unroll_loop): Cast return value of alloca.
2250 * i370/i370.c: Include function.h and toplev.h.
2251 (i370_label_scan): Remove c++ commented abort.
2252 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
2253 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
2254 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
2255 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
2257 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
2259 * config/t-freebsd: Do not override USER_H.
2260 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
2262 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
2263 Mumit Khan <khan@xraylith.wisc.edu>
2265 * c-parse.in (component_decl): Support anonymous struct/union.
2267 * c-parse.y: Regenerate.
2268 * c-parse.c: Likewise.
2269 * objc/objc-parse.y: Likewise.
2270 * objc/objc-parse.c: Likewise.
2271 * c-decl.c (finish_struct): Don't sort the fields.
2272 (field_decl_cmp): Delete unused function.
2274 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
2276 * sparc.md (movsf_const_intreg): Revert last constraint change.
2277 (movdf_const_intreg_sp32): Likewise.
2279 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
2281 * cse.c: Include hashtab.h instead of splay-tree.h
2282 (struct cse_reg_info): No longer use variant union. Add new
2283 field "regno". All references changed to avoid union.
2284 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
2285 (free_cse_reg_info): Remove.
2286 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
2287 (get_cse_reg_info): Revamp to use expandable hash tables instead
2288 of splay trees. Initialize new fields in cse_reg_info structure.
2289 (new_basic_block): Similarly.
2291 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
2293 * genrecog.c (message_with_line): Prototype.
2294 (validate_pattern): Pass along the set for the dest, not a flag.
2295 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
2296 Check for PC/CC0 as sources.
2297 (nodes_identical): Check for children position match before
2298 allowing the combination.
2300 * rtl.c (read_rtx): Track line number across \\\n.
2302 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
2304 * mips.h (SPECIAL_MODE_PREDICATES): New.
2305 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
2306 (movdi+1, movsi+1): Add output reload constraint.
2307 (casesi_internal): Likewise. Fix commentary.
2308 (return_internal): Use pmode_register_operand.
2310 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
2312 * 1750a.md (movstrqi): Add missing output reload constraint.
2313 (call_value): Likewise.
2314 * a29k.md (cpxxx patterns): Add missing match_operator mode.
2315 (jmpfdec): Add missing inout reload constraint.
2316 * elxsi.md (addsi patterns): Add missing output reload constraint.
2317 (move from sp): Use @ alternates.
2318 (call_value): No constraint on output.
2319 * fr30.md (movsi_pop): Add missing output reload constraint.
2320 (movsf_constant_store): Likewise.
2321 (splits): Remove constraints.
2322 (subsi3): Add missing mode.
2323 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2324 (call_value): Likewise.
2325 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2326 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2327 * m32r.md (movsicc_internal): Add output reload constraint.
2328 (movstrsi_internal): Add inout reload constraints.
2329 * m88k.h (reg_names): Don't declare.
2330 (SPECIAL_MODE_PREDICATES): New.
2331 * m88k.md (*): Use register_operand not reg_or_0_operand
2333 * mn10200.h (PREDICATE_CODES): New.
2334 * ns32k.md (ffs pattern): Add output reload constraint.
2335 * pdp11.md (sob pattern): Add inout reload constraint.
2336 * sh.md (splits): Remove constraints.
2337 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2338 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2339 * vax.md (jgequ pattern): Add inout reload constraint.
2341 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2343 * configure.in (djgpp): Revert previous patch.
2344 * configure: Rebuit.
2345 * config/i386/djgpp.h: Revert previous patch.
2347 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2349 * fixinc/inclhack.def: Restore patch lost during last merge of
2350 "no_bogosity" branch.
2351 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2353 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2355 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2356 * fixinc/inclhack.def: Same.
2357 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2359 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2361 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2362 as the base of a PLUS.
2364 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2366 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2367 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2369 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2371 * pa.md (post_stw+1): Use pmode_register_operand.
2372 (dcacheflush, icacheflush): Likewise.
2374 * i386.md (movstricthi_1): Allow r/r.
2376 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2378 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2379 to (not (and (arg0) (arg1))). Similary for and.
2381 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2382 falltrought to assocate code.
2383 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2386 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2387 no bits in common; remove XOR to ROTATE conversion.
2389 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2391 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2393 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2395 * config/c4x/c4x.c (dst_operand): New.
2396 (PREDICATE_CODES): Update.
2397 * config/c4x/c4x.h (dst_operand): Declare it.
2398 * config/c4x/c4x.md: Define mode for each unspec usage.
2399 (move patterns): Use dst_operand predicate instead of src_operand.
2400 (movqi_update, movqf_update): Delete.
2402 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2404 * recog.c (pmode_register_operand): New.
2405 * recog.h: Declare it.
2406 * genrecog.c (pred_codes): Likewise.
2407 (special_mode_pred_table): Likewise.
2408 (validate_pattern): Don't warn no mode for address_operand.
2410 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2411 if the operand is not insn-like.
2413 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2414 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2416 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2418 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2420 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2421 instead of general_operand in a SET_DEST. Use const_double_operand
2422 instead of an explicit test against CONST_DOUBLE.
2423 (movsf_const_lo): Add missing register mode.
2424 (goto_handler_and_restore): Add auxiliary test for Pmode.
2425 (flush): Adjust to use address_operand.
2426 (return_sf_no_fpu): Add missing output constraint.
2428 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2430 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2431 for call return value.
2432 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2434 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2436 * toplev.c (main): Only warn about options for other languages.
2437 * collect2.c (main): Pass -w to sub-gcc.
2439 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2441 * flow.c (propagate_block): Add call-clobbered registers to
2444 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2445 zapping mem_set_list.
2446 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2447 (mark_set_1, mark_used_regs): Likewise.
2449 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2451 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2453 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2455 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2456 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2457 options. Also add a new item "C-only Warning Options" to the
2460 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2462 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2463 from multiple calls.
2465 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2467 * i386.md (call value patterns): Move to the end of the file.
2468 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2470 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2472 * configure.in (djgpp configuration): Define extra_objects..
2473 * configure: Rebuilt.
2474 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2475 (DTORS_SECTION_ASM_OP): Define.
2476 (INIT_SECTION_ASM_OP): Define.
2477 (FINI_SECTION_ASM_OP): Define.
2478 (DATA_SECTION_ASM_OP): Define.
2479 (TEXT_SECTION_ASM_OP): Define.
2480 (EH_FRAME_SECTION_ASM_OP): Define.
2481 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2482 (STARTFILE_SPEC): Add crtbegin.o.
2483 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2484 to here from LINK_COMMAND_SPEC.
2485 (DO_GLOBAL_CTORS_BODY): Define.
2486 (CRTSTUFF_USE_FINI_SECTION): Define
2487 (HAS_INIT_SECTION): Delete.
2489 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2491 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2493 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2495 * pa.h (PREDICATE_CODES): New.
2497 * genrecog.c (validate_pattern): Condense the destination
2500 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2502 * alpha.md (call-1): Supply missing mode for operator.
2503 (*): Add missing output reload constraints. Remove constraints
2506 * i386.h (SPECIAL_MODE_PREDICATES): New.
2507 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2508 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2509 (addsi_lea_3): Add missing mode for op 3.
2510 (prologue_set_got, prologue_get_pc): Add missing modes.
2511 (*) Add missing output reload constraints.
2513 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2515 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2516 check for member bit-size overflow and use var_size if it occurs.
2517 (layout_record): Use bitsize_int() to define the type size in bits.
2518 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2519 (layout_decl): Likewise when assigning to DECL_SIZE.
2521 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2523 * genrecog.c (validate_pattern): Typo last change. Verify
2524 that output operands have output reloads.
2526 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2528 * genrecog.c (special_mode_pred_table): New.
2529 (NUM_SPECIAL_MODE_PREDS): New.
2530 (find_operand): New.
2531 (validate_pattern): New argument `insn'. Warn for assignment to
2532 any predicate accepting non-lvalues. Conditionaly warn for
2533 match_operand without a mode. Try much harder to match source
2534 and destination modes on a set.
2535 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2537 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2539 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2541 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2543 * combine.c (simplify_logical): Recognize xor pattern that encodes
2546 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2548 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2551 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2553 * ggc-page.c (MAP_FAILED): Provide default.
2555 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2557 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2558 * sparc.h (PREDICATE_CODES): Update.
2560 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2562 * alpha.c (some_ni_operand): New.
2563 * alpha-protos.h: Declare it.
2564 * alpha.h (PREDICATE_CODES): Update.
2565 * alpha.md (sXaddq reload insns): Use some_ni_operand
2566 for SET_DEST instead of some_operand.
2568 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2569 Jim Wilson <wilson@cygnus.com>
2571 * genrecog.c (maybe_both_true_2): Don't compare modes of
2573 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2574 after find_afterward.
2575 (debug_decision_1): Dump next and afterward codes.
2577 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2579 * rtl.c (dump_and_abort): Remove.
2580 (fatal_with_file_and_line): New.
2581 (fatal_expected_char): New.
2582 (read_rtx_lineno, read_rtx_filename): New.
2583 (read_skip_spaces): Track line number.
2584 (read_name): Use fatal_with_file_and_line.
2585 (read_rtx): Use fatal_expected_char. Track line number.
2586 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2588 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2589 if it isn't a CODE_LABEL.
2591 * genattr.c (main): Set read_rtx_filename.
2592 * genattrtab.c (main): Likewise.
2593 * gencodes.c (main): Likewise.
2594 * genconfig.c (main): Likewise.
2595 * genemit.c (main): Likewise.
2596 * genextract.c (main): Likewise.
2597 * genflags.c (main): Likewise.
2598 * genopinit.c (main): Likewise.
2599 * genoutput.c (main): Likewise.
2600 * genpeep.c (main): Likewise.
2602 * genrecog.c (decision_test.u.insn): Add `lineno'.
2603 (pattern_lineno, error_count): New variables.
2604 (message_with_line): New.
2605 (add_to_sequence): Break out checking code to ...
2606 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2607 (merge_insn): Use message_with_line.
2608 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2609 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2611 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2613 * expr.c (store_constructor): Clear union if constructor is empty.
2615 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2617 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2618 Add !endian checks. Change %{...} to %(...).
2620 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2622 * i386.md (*addsi3_cc): Renamed from addcsi3.
2623 (*addsi3_carry): Renamed from addxsi3.
2624 (*subsi3_cc): Renamed from subcsi3.
2625 (*subsi3_carry): Renamed from subxsi3.
2626 (*xorqi_cc_1): Renamed from xorcqi_1.
2627 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2628 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2630 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2632 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2633 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2635 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2637 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2638 climb up the chain of insns.
2640 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2642 * genrecog.c (write_subroutine): Careful for null trees.
2643 (process_tree): Don't elide empty functions.
2645 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2647 * Makefile.in (genrtl.o): Depend on ggc.h.
2648 * configure.in (valloc): Probe for it.
2649 (with-gc): Use ggc-page if valloc present.
2650 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2651 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2652 (ggc_alloc_string): Moved from ggc-page.c.
2653 * ggc-none.c (ggc_alloc_obj): New.
2654 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2655 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2656 (struct globals): Likewise for dev_zero_fd.
2657 (init_ggc): Likewise for it's initialization.
2658 (ggc_allocated_p): Move careful dereference from ...
2659 (ggc_lookup_page_table): ... here. Delete.
2660 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2661 (alloc_anon): Use valloc if no mmap.
2662 (release_pages): Use free if using valloc.
2663 (ggc_alloc_obj): Renamed from alloc_obj.
2664 (ggc_set_mark): Renamed from mark_obj.
2665 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2666 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2667 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2668 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2669 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2670 (ggc_collect): Use fp printing instead of our own rounding.
2671 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2672 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2673 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2674 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2675 (struct ggc_string, struct ggc_any): Delete.
2676 (offsetof): Provide default definition.
2677 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2679 (struct ggc_mem): New, from corpse of ggc_any.
2680 (struct ggc_status): Delete.
2681 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2682 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2683 (n_strings_collected, n_anys_collected): Delete.
2684 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2685 (ggc_alloc_string, ggc_alloc): Delete.
2686 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2687 (ggc_free_string, ggc_free_any): Delete.
2688 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2689 (ggc_compare_addresses, ggc_mark_string): Delete.
2690 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2691 (search_data): Delete.
2692 (struct globals): New.
2693 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2694 (tree_insert, tree_lookup): New.
2695 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2696 (clear_marks, sweep_objs): New.
2697 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2698 (init_ggc): Set allocated_last_gc.
2699 (ggc_push_context): Gut. Use G.context.
2700 (ggc_pop_context): Likewise.
2701 (ggc_pop_context_1): New.
2702 (debug_ggc_tree): New.
2703 (debug_ggc_balance, tally_leaves): New.
2704 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2705 (ggc_mark_string_if_gcable): Remove decl.
2706 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2707 (ggc_mark_rtvec_children): New.
2708 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2709 (ggc_mark_if_gcable): New decl.
2710 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2711 (ggc_alloc_tree, ggc_alloc): Likewise.
2712 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2713 (ggc_alloc_obj): New decl.
2714 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2715 (ggc_alloc_tree, ggc_alloc): Likewise.
2716 (ggc_set_mark): New decl.
2717 * rtl.h (struct rtx_def): Remove gc_mark.
2718 (struct rtvec_def): Likewise.
2719 * tree.h (struct tree_common): Likewise.
2721 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2723 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2724 float_format and thread_file definitions.
2725 * configure: Rebuilt.
2727 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2729 * extend.texi (Function Names): Document types of function names.
2731 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2733 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2734 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2736 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2738 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2740 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2742 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2744 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2746 * collect2.c (main): Do prelimnary link on AIX if rflag.
2748 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2750 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2751 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2753 (__do_global_dtors): similarly for __DTOR_LIST__.
2755 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2756 Diego Novillo <dnovillo@cygnus.com>
2758 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2761 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2763 * fixincl/*: Merged "no_bogosity" branch
2764 * fixincl/fixlib.h: protect against doubly defining t_bool
2765 * fixincl/server.h: protect against doubly defining t_bool
2767 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2769 * genoutput.c: Include toplev.h.
2771 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2773 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2775 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2776 * configure: Regenerate.
2778 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2780 * gcse.c (delete_null_pointer_checks): Returns void.
2782 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2784 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2785 * emit-rtl.c (copy_insn_1): Likewise.
2787 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2789 * config/mips/mips.c (mips_build_va_list): Correct
2790 TREE_CHAIN setting when hard-float.
2791 (mips_va_start): Use corrected setting.
2792 (mips_va_arg): Likewise. Also pass a tree to build of
2793 POSTINCREMENT_EXPR rather than a naked 'int'.
2795 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2797 * ggc.h (ggc_push_context): Fix comment.
2798 (ggc_pop_context): Likewise.
2799 (mark_string_if_gcable): Likewise.
2800 * ggc-common.c (ggc_mark_rtx_children): Use
2801 ggc_mark_string_if_gcable.
2802 * ggc-page.c (ggc_lookup_page_table): New function.
2803 (ggc_allocated_p): Likewise.
2804 (mark_obj): Fix formatting.
2805 (ggc_mark_string_if_gcable): New function.
2806 * ggc-simple.c (ggc_allocated_strings): New variable.
2807 (ggc_strings_used): Likewise.
2808 (ggc_compare_addresses): New function.
2809 (ggc_pop_context): Pop the `any' memory too.
2810 (ggc_mark_string_if_gcable): New function.
2811 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2813 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2815 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2816 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2817 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2820 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2822 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2823 (sched_reg_live_length, sched_reg_basic_block): Delete.
2824 (current_block_num, bb_live_regs, old_live_regs): Delete.
2825 (dead_notes, struct sometimes): Delete.
2826 (sched_note_set, birthing_insn_p): Delete.
2827 (adjust_priority): Gut useless reg lifetime code.
2828 (create_reg_dead_note, attach_deaths): Delete.
2829 (attach_deaths_insn, new_sometimes_live): Delete.
2830 (finish_sometimes_live): Delete.
2831 (find_pre_sched_live, find_post_sched_live): Delete.
2832 (update_reg_usage): Delete.
2833 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2834 (schedule_insns): Delete reg lifetime code.
2835 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2836 (unlink_other_notes): Adjust REG_NOTE commentary.
2837 (reemit_notes): Use REG_SAVE_NOTE.
2838 (schedule_block): Likewise.
2839 (schedule_region): Allocate bitmap of blocks in region. Use
2840 count_or_remove_death_notes. Use update_life_info.
2842 * rtl.h (REG_SAVE_NOTE): New.
2843 * rtl.c (reg_note_name): Update.
2845 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2847 * combine.c (refresh_blocks, need_refresh): New.
2848 (combine_instructions): Allocate refresh_blocks. Invoke
2849 update_life_info if needed.
2850 (distribute_notes): Mark refresh_blocks instead of installing
2852 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2853 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2855 * Makefile.in (recog.o): Depend on basic-block.h.
2857 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2859 * genrecog.c (add_to_sequence): Thinko last change: delete
2860 shadowing allow_const_int variable.
2862 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2864 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2865 __GNUC__ and __GNUC_MINOR__.
2867 * gansidecl.h: Likewise.
2873 * toplev.h: Likewise.
2879 * varray.c: Likewise.
2881 * varray.h: Likewise.
2883 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2885 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2886 use one before a jump table.
2888 * rtl.def (ADDRESS): Change documentation to match reality.
2889 * md.texi: Don't document it.
2890 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2893 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2895 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2897 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2898 known predicate block; default allow_const_int true.
2899 (debug_decision_list): New.
2901 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2903 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2905 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2907 * gcse.c (gcse_main): Avoid global optimizations if we have a
2908 large number of basic blocks and the ratio of edges to blocks
2910 (delete_null_pointer_checks): Likewise.
2912 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2914 * c-common.c (check_format_info): Warn if format string isn't a
2917 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2919 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2920 * configure: regenerate
2922 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2924 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2925 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2926 (peepholes): Re-enable.
2928 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2930 * Makefile.in (flow.o): Depend on TREE_H.
2931 * basic-block.h (REG_SET_EQUAL_P): New.
2934 (free_regset_vector): Remove declaration.
2935 (flow_delete_insn_chain): Declare.
2936 (enum update_life_extent): New.
2937 (update_life_info, count_or_remove_death_notes): Declare.
2938 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2939 Verify register live at bb->global_live_at_start before adding USE.
2940 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2941 (CLEAN_ALLOCA): New.
2943 (PROP_*): New flags.
2944 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2945 (clear_edges): Zero n_edges.
2946 (make_edge): Increment n_edges.
2947 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2948 (flow_delete_insn_chain): Export.
2949 (delete_block): Decrement n_edges.
2950 (merge_blocks_nomove): Likewise.
2951 (life_analysis): Give life_analysis_1 PROP flags.
2952 (verify_wide_reg_1, verify_wide_reg): New.
2953 (verify_local_live_at_start): New.
2954 (update_life_info): Rewrite to call into propogate_block.
2956 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2957 always mark stack pointer. Conditionally mark PIC register.
2958 After reload, mark call-saved registers, return regsiters.
2959 (life_analysis_1): Accept PROP flags not remove_dead_code.
2960 Call mark_regs_live_at_end before zeroing regs_ever_live.
2961 Use calculate_global_regs_live. Copy global_live_at_end before
2962 calling final propagate_block. Zero reg_next_use on exit.
2963 (calculate_global_regs_live): New.
2964 (allocate_bb_life_data): Don't allocate bb->local_set.
2965 (init_regset_vector, free_regset_vector): Remove.
2966 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2967 Test flags before every operation. Warn if prologue/epilogue insn
2968 would have been deleted.
2969 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2970 Use alloc_EXPR_LIST.
2971 (mark_used_regs): Accept and use FLAGS, not FINAL.
2972 Remove special handling for RETURN.
2973 (try_pre_increment): Use alloc_EXPR_LIST.
2974 (dump_flow_info): Dump n_edges.
2975 (unlink_insn_chain, split_hard_reg_notes): Remove.
2976 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2977 (find_insn_with_note, new_insn_dead_notes): Remove.
2978 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2979 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2980 (replace_insns): Remove.
2981 (count_or_remove_death_notes): New.
2982 (verify_flow_info): Abort on error after all checks.
2983 (remove_edge): Decrement n_edges.
2984 (remove_fake_edges): Tweek format.
2985 * haifa-sched.c (schedule_insns): Use split_all_insns.
2986 * output.h (update_life_info): Remove declaration.
2987 * recog.c (split_all_insns): From the corpse of split_block_insns,
2988 do the whole function block by block. Use update_life_info.
2989 (recog_last_allowed_insn): New.
2990 (recog_next_insn): Mind it.
2991 (peephole2_optimize): Set it. Walk backwards through blocks.
2992 Use update_life_info.
2993 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2994 (split_all_insns): Declare.
2995 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2996 Use split_all_insns.
2998 * i386.md (or -1 peep2s): Disable.
3000 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
3002 * config/mips/mips.md (movstrsi+[123]) : Combine these into
3003 a single pattern. Scrap the 'd' versions as unnecessary.
3005 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
3006 tablejump_mips162,tablejump_internal4): The operands to a
3007 label_ref must be VOIDmode.
3009 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3011 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
3013 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3015 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
3017 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3019 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
3020 cache every function if ggc_p.
3022 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3024 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
3025 instead of copy_rtx. Accept sequences that contain asm statements.
3026 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
3027 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
3028 orig_asm_operands_vector, copy_asm_operands_vector,
3029 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
3031 * rtl.h (copy_insn, copy_insn_1): Declare.
3033 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3035 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
3037 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
3038 arguments to `current_file_function_operand'.
3040 * genrecog.c: Include hard-reg-set.h and resource.h in the
3041 generated output file.
3043 * real.c: Include tm_p.h.
3045 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3047 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
3050 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
3052 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
3053 before the fctiwz insn.
3055 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3056 Mark Mitchell <mark@codesourcery.com>
3058 * tree.c (make_lang_type_fn): New funtion pointer.
3059 (make_lang_type): Call it.
3060 * tree.h (make_lang_type): Declare.
3061 (make_lang_type_fn): Likewise.
3062 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
3064 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
3066 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
3067 make sure that HIGH instructions are copied into BASE_REGS.
3069 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
3071 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
3073 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
3075 * c-decl.c (finish_struct): Use simpler method of
3076 removing elements of a singly-linked list.
3078 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
3080 * alpha.md (peephole2's): Comment out peephole2's that generate
3083 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
3085 * genrecog.c (add_to_sequence): Disable mode check for
3088 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3090 * ggc-simple.c (init_ggc): Set empty_string.
3092 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
3094 * configure.in: Detect mmap. Add --with-gc=foo to select
3095 garbage collector; default to page if mmap available.
3096 * Makefile.in (GGC): Substitute.
3098 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
3100 * c-decl.c (ggc_p): Enable.
3102 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3104 * flow.c (verify_flow_info): Make it extern & unconditionally define.
3106 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
3108 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
3109 string for little-endian-data.
3111 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
3113 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
3114 case somebody tries to compile --enable-checking code with gcc
3117 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
3119 * genrecog.c (add_to_sequence): Verify operand to label_ref is
3122 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
3124 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
3125 * jump.c (jump_optimize_1): Document why.
3127 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3129 * collect2.c (scan_prog_file, scan_libraries): Prototype function
3130 pointers and casts for `int_handler' and `quit_handler'.
3132 * flow.c (verify_flow_info, split_hard_reg_notes,
3133 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
3134 remove_edge, remove_fake_successors): Add static prototypes.
3135 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
3136 (mark_set_1): Initialize variable `regno'.
3137 (unlink_insn_chain): Likewise for variable `curr'.
3138 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
3140 * loop.c (strength_reduce): Initialize variable
3141 `unrolled_insn_copies'.
3142 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
3143 prototypes. Change these functions to take const PTR parameters
3144 to avoid prototype conflict when used as the comparson argument
3146 (check_dbra_loop): Initialize variable `comparison_val'.
3148 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
3149 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
3150 (find_valid_class): Initialize variable `best_class'.
3151 (find_reloads): Call memcpy, not bcopy.
3153 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
3154 (hard_reg_use_compare): Don't needlessly cast away const.
3155 (reload_reg_class_lower): Likewise.
3156 (choose_reload_regs): Initialize variable `regno'.
3158 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
3160 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
3162 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
3164 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
3165 ({,d}discard): Add forward declarations. Declare parameter as
3167 (main_without_main): Explicitly declare return type to be int.
3168 (memcpy): Properly declare.
3170 * libgcc2.c (toplevel): If inhibit_libc is defined and not
3171 building the trampoline support, declare malloc, free, and
3173 (__clear_cache): Mark arguments as potentially unused.
3175 * frame.c (toplevel): If inhibit_libc is defined, declare
3178 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
3180 * flow.c (make_edge): Accept an optional 2D bitmap in which
3181 to cache edge existence. Update all callers.
3182 (make_label_edge, make_eh_edge): Pass through the edge cache.
3183 (make_edges): Provide the cache.
3185 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3187 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
3189 (local_mbtowc): Change the type of variable `i' from int to size_t.
3191 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
3192 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
3194 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
3196 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
3197 after other includes that define the appropriate types. Include
3198 tm_p.h for getting user prototypes.
3199 * ggc-callbacks.c (toplevel): Ditto.
3200 * ggc-none.c (toplevel): Ditto.
3201 * gcc-page.c (toplevel): Ditto.
3202 * ggc-simple.c (toplevel): Ditto.
3204 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
3205 Jonathan Larmour <jlarmour@cygnus.co.uk>
3207 * config/mips/mips.c (mips_move_2words): Split doubles if
3208 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
3210 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
3212 * genrecog.c (struct decision_test): New.
3213 (struct decision): Remove test-related members, sort the rest by size.
3214 (IS_SPLIT): Simplify.
3215 (new_decision, new_decision_test): New.
3216 (add_to_sequence): Use them. No special handling for args of
3218 (maybe_both_true): Renamed from not_both_true; return sense changed.
3219 (maybe_both_true_1, maybe_both_true_2): New. Broken out
3220 of maybe_both_true and adjusted for decision_test.
3221 (position_merit): Remove.
3222 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
3223 (merge_accept_insn): New, broken out of merge_trees.
3224 (merge_trees): Use them. No special case for c_test; no node
3225 splitting; use test type instead of position_merit.
3226 (factor_tests): New.
3227 (simplify_tests): New.
3228 (break_out_subroutines): Don't write code now.
3229 (find_afterward): New.
3230 (write_afterward, write_switch, write_cond): New.
3231 (write_action, is_unconditional): New.
3232 (write_node): New. Use them.
3233 (write_tree_1): Rewrite. Use the new functions above.
3234 (write_tree): Remove afterward processing.
3235 (write_subroutine): Simplify function variant emission.
3236 (write_subroutines): New.
3237 (same_codes, clear_codes): Remove.
3238 (same_modes, clear_modes): Remove.
3239 (write_header): New, broken out of main.
3240 (make_insn_sequence): Use new_decision and new_decision_test.
3241 (process_tree): New, broken out of main.
3242 (main): Adjust for merge_trees interface change.
3243 Don't #define operands in the output file.
3244 (record_insn_name): New, broken out of make_insn_sequence.
3245 (debug_decision_2, debug_decision_1, debug_decision_0): New.
3246 (debug_decision): New.
3248 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
3250 * resource.c (find_free_register): Mark class_str argument const.
3251 * resource.h: Update prototype to match.
3253 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
3254 * i386.md: Give all anonymous insns names.
3256 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
3258 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
3261 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
3263 * toplev.c (dbr_sched_time): Unconditional.
3264 (peephole2_time): New.
3265 (compile_file): Add pass numbers to all of the dump file suffixes.
3266 Dump peephole2_time. Don't dump times for non-applicable passes.
3267 (rest_of_compilation): Add pass numbers to dump file suffixes.
3268 Conditionalize calls to the scheduler.
3269 * invoke.texi: Update.
3271 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
3273 * flow.c (make_edges): Fix insn iteration.
3274 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
3275 (find_basic_blocks_1): Fix spelling mistake.
3277 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
3279 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
3280 always have side-effects. Use memset not bzero.
3281 (make_node): Likewise.
3283 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
3285 * stmt.c (expand_anon_union_decl): When any of the elements of the
3286 union is addressable, so is the entire union.
3288 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
3290 * sbitmap.c (sbitmap_ones): Don't set too many bits.
3292 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
3293 * bitmap.c (bitmap_operation): Return true iff TO changed.
3294 (bitmap_equal_p): New.
3295 (bitmap_bit_p): Tidy arithmetic.
3296 (debug_bitmap_file): Likewise.
3298 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
3300 * toplev.c (rest_of_compilation): Turn on cse_not_expected
3301 before cse2 instead of after.
3303 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
3305 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
3308 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3310 * cppinit.c (is_idchar initializer): Loosen tests to accept
3313 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3315 * mips.md: Define conditional move patterns for floating point
3316 operands and DI mode conditions.
3318 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3320 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3321 always have side-effects.
3323 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3325 * mn10200.c (asm_file_start): Fix typo.
3327 * cppinit.c (is_idchar initializer): Tighten tests for when
3328 to put the table into initialized memory.
3330 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3331 not an array of rtunion.
3332 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3333 * gcc-simple (ggc_free_rtvec): Similarly.
3335 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3338 * mbchar.h: Add missing #endif.
3340 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3341 (FPBIT, DPBIT): Define.
3343 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3345 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3347 * profile.c (instrument_arcs, output_gcov_string,
3348 tablejump_entry_p): Add static prototypes.
3349 (output_gcov_string): Constify a char*.
3351 * regmove.c (replacement_quality, fixup_match_2): Add static
3354 * resource.h (reg_dead_p): Add extern prototype.
3356 * rtl.c (trim_filename): Add static prototype.
3358 * scan-decls.c (skip_to_closing_brace): Likewise.
3360 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3361 (expand_end_case): Initialize variable `range'.
3362 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3364 * varasm.c (asm_emit_uninitialised): Add static prototype.
3365 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3368 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3370 * cpplib.c (if_directive_nameo): Add static prototype.
3372 * cse.c (cse_insn): Remove unused variable `p'.
3374 * except.c (create_rethrow_ref, push_entry,
3375 receive_exception_label, new_eh_region_entry, find_func_region,
3376 clear_function_eh_region, process_nestinfo): Add static prototypes.
3377 (get_reg_for_handler): Hide definition.
3378 (process_nestinfo): Initialize variable `extra_handlers'.
3380 * expr.h (expand_builtin_longjmp): Add extern prototype.
3382 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3384 * function.c (prepare_function_start): Likewise.
3385 (pop_function_context_from): Mark parameter `context' with
3387 (push_temp_slots_for_block, flush_addressof): Hide definition.
3389 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3390 solve_program_flow_graph, calculate_branch_probs,
3391 function_summary, main, fancy_abort): Add prototypes.
3393 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3394 (add_hash): Constify a char*.
3396 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3397 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3398 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3400 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3402 * lists.c (free_list, zap_lists): Likewise.
3404 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3406 * alias.c (nonlocal_reference_p): Add static prototype.
3408 * bitmap.c (bitmap_element_allocate): Prototype args in function
3411 * builtins.c (stabilize_va_list): Add static prototype.
3412 (expand_builtin_va_arg): Constify a char*.
3414 * c-lex.c (getch, put_back, extend_token_buffer_to,
3415 read_line_number, token_getch, token_put_back): Add static
3418 * c-parse.gperf (hash, is_reserved_word): Likewise.
3420 * cccp.c (is_dir_separator): Likewise.
3422 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3424 * graph.h: New file to prototype functions exported by graph.c.
3426 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3428 * graph.c: Include graph.h.
3430 * toplev.c: Likewise. Remove redundant prototypes.
3432 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3434 * invoke.texi: Removed duplicated description for -Q.
3436 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3438 * extend.texi: Grammar fix in __extension__ text.
3440 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3442 * md.texi (define_peephole2): New section.
3444 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3446 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3447 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3450 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3452 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3454 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3456 * i386.md (ffs expander): Emit Pentium friendly code for
3459 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3461 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3465 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3467 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3469 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3471 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3474 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3476 * md.texi (No Constraints): Delete section.
3477 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3478 * final.c (final_scan_insn): We always have register constraints.
3479 * genattrtab.c: Don't include "insn-config.h".
3480 (write_attr_case): We always have register constraints.
3481 * genconfig.c (register_constraint_flag): Delete.
3482 (walk_insn_part): Don't check whether we have register constraints.
3483 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3484 * genoutput.c (have_constraints): Delete.
3485 (main): Don't set it.
3486 (output_operand_data): We always have constraints.
3487 (scan_operands): Likewise.
3488 (compare_operands): Likewise.
3489 * local-alloc.c (block_alloc): We always have constraints.
3490 (requires_inout): Always compile this function.
3491 * recog.c (extract_insn): We always have constraints.
3492 (constrain_operands, reg_fits_class_p): Always compile these
3494 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3496 (struct insn_operand_data): Likewise.
3497 * regclass.c (regclass): We always have constraints.
3498 (record_reg_classes, copy_cost, record_address_regs,
3499 auto_inc_dec_reg_p): Always compile these functions.
3500 * regmove.c (regmove_optimize): We always have constraints.
3501 * reload.c (find_reloads): Likewise.
3502 * reload1.c (reload): Likewise.
3503 (reload_cse_simplify_operands): Likewise.
3504 * i860.c (output_delay_insn): Likewise.
3506 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3508 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3510 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3512 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3513 for the va_list record.
3515 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3517 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3520 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3522 * alias.c: Include insn-flags.h.
3523 * Makefile.in (alias.o): Update.
3525 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3527 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3528 to LTU and GEU. Handle more cases using sbb.
3530 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3532 * i386.md (truncatexfdf splitters): Do not use subreg.
3533 (fop XFmode patterns): Fix mode in operand testing.
3535 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3537 * jump.c (jump_optimize_1): Amend last change to test only the
3538 form of the operand, not the insn.
3540 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3541 not register_operand to determine when B may need preloading.
3543 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3545 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3546 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3547 (call-value patterns): Move to end of file.
3548 (*): Remove mode from label_ref in (pc) context.
3549 (movstrqi): Use memory not general_operand for BLKmode operands.
3550 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3551 to register_operand operands.
3552 (peep2 patterns): Convert from commented-out peephole patterns.
3554 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3556 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3557 to BUILT_IN_INIT_DWARF_REG_SIZES.
3558 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3559 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3560 expand_builtin_init_dwarf_reg_sizes.
3561 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3562 with __builtin_init_dwarf_reg_size_table.
3563 * dwarf2out.c (struct reg_size_range): Delete.
3564 (expand_builtin_init_dwarf_reg_sizes): New function.
3565 (expand_builtin_dwarf_reg_size): Delete.
3566 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3567 (expand_builtin_dwarf_reg_size): Don't declare.
3568 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3569 (dwarf_reg_size_table): New.
3570 (init_reg_size_table): New function.
3571 (copy_reg): Use dwarf_reg_size_table.
3572 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3575 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3577 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3578 Correctly build argument list to constructor and destructor functions.
3580 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3582 * c-tree.h (warn_float_equal): Declare.
3583 * c-decl.c (warn_float_equal): Define.
3584 (c_decode_option): Recognize -W[no-]float-equal.
3585 * c-typeck.c (build_binary_op): Conditionally warn
3586 about equality tests of floating point types.
3587 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3588 * invoke.texi: Add docs for -Wfloat-equal warning.
3590 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3592 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3593 generating RTL directly.
3594 * mips.h (INIT_TARGET_OPTABS): Likewise.
3595 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3597 * expr.h (init_mov_optab): Delete declaration
3599 * h8300.c (WORD_REG_USED): Update to avoid useless register
3600 saves in interrupt functions and functions which never return.
3602 * cse.c (struct set): Delete inner_dest_loc field.
3603 (cse_insn): Remove assignments to inner_dest_loc field.
3605 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3607 * ggc-page.c: Don't include <unistd.h> etc taken care of
3608 by "system.h". Include <sys/mman.h> afterward.
3610 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3612 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3615 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3617 * xcoffout.c (xcoffout_declare_function): Add documentation.
3618 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3619 TARGET_64BIT. Compare constant to -1, not bit pattern.
3620 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3621 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3624 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3626 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3628 (gen_inlined_enumeration_type_die): Do not abort if the type has
3629 not been writeen out.
3630 (gen_inlined_structure_type_die): Do not abort if the type has
3631 not been writeen out.
3632 (gen_inlined_union_type_die): Do not abort if the type has
3633 not been writeen out.
3634 (gen_tagged_type_instantiation_die): Do not abort if the type
3635 has not been written out.
3637 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3639 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3641 * reg-stack.c (straighten_stack): Copy hard reg set with
3644 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3646 * builtins.c (stabilize_va_list): Stabilize array type va_list
3647 to a pointer type, not the base record type.
3648 (expand_builtin_va_copy): Dereference the pointers explicitly;
3649 use the correct size for the copy.
3651 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3652 (rs6000_va_arg): Likewise.
3654 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3656 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3658 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3660 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3662 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3664 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3666 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3667 (init_ggc): Use it instead of a constant.
3668 (ggc_collect): Bound allocated_last_gc by it.
3670 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3672 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3675 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3677 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3678 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3680 * config/mips/openbsd.h: New, OpenBSD little endian target.
3681 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3682 * config/mips/xm-openbsd.h: New, OpenBSD host.
3684 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3686 * config/m68k/m68k.c (output_function_prologue,
3687 output_function_epilogue): Use
3688 current_function_uses_pic_offset_table instead of regs_ever_live
3689 to decide whether to save/restore pic register.
3690 (legitimize_pic_address): Don't modify regs_ever_live any more.
3692 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3694 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3695 * stor-layout.c (variable_size): Don't add sizes to the pending
3696 sizes list if x_dont_save_pending_sizes_p is set.
3698 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3700 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3701 for symbolic_operand().
3702 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3704 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3706 * combine.c (gen_rtx_combine): Add missing call to va_end().
3708 * final.c (asm_fprintf): Likewise.
3710 * genattrtab.c (attr_rtx): Likewise.
3712 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3714 * cse.c: Update comments.
3715 (cse_insn): When converting a conditional/computed jump into
3716 an unconditional jump, always make sure a BARRIER immediately
3717 follows the converted jump. Do not delete unreachable code.
3718 (cse_basic_block): Do not delete unreachable code.
3719 * toplev.c (rest_of_compilation): Move call to
3720 delete_trivially_dead_insns after the conditional call to
3723 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3725 * collect2.c (make_temp_file): Don't prototype.
3727 * gcc.c (make_temp_file): Likewise.
3729 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3731 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3733 * varasm.c (asm_emit_uninitialised): New function: Generate
3734 the assembler statements necessary to declare an uninitialised
3736 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3738 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3739 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3741 (assemble_variable): Use asm_emit_uninitialised to emit an
3742 uninitialised variable.
3744 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3746 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3747 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3748 <geoffk@cygnus.com>.
3750 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3752 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3753 * c-common.h (builtin_function): Don't declare.
3755 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3757 (pushdecl): Likewise.
3758 (finish_decl): Likewise.
3759 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3760 int. All callers changed.
3761 Set the builtin's DECL_BUILT_IN_CLASS.
3762 * tree.h (enum built_in_class): New.
3763 (enum built_in_function): Delete NOT_BUILT_IN.
3764 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3766 (DECL_SET_FUNCTION_CODE): Likewise.
3767 (DECL_BUILT_IN_CLASS): New macro.
3768 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3769 (struct tree_decl): Split builtin function code field into a
3771 (builtin_function): Declare.
3773 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3775 * optabs.c (init_traps): Fix typo in last change.
3777 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3779 * toplev.c (rest_of_decl_compilation): Update comment.
3781 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3783 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3784 in .sbss if appropriate.
3785 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3786 (SBSS_SECTION_ASM_OP): New macro.
3787 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3788 (EXTRA_SECTIONS): Add in_sbss.
3789 * config/mips/mips.h: Prototype sbss_section.
3791 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3793 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3796 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3798 * optabs.c (init_traps): Register trap_rtx as a GC root.
3800 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3802 * config/mips/mips.c (function_arg_pass_by_reference): Define
3803 unconditionally, since it's called unconditionally.
3805 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3807 * toplev.c (documented_lang_options): Add -fshort-wchar.
3808 * c-decl.c (c_decode_option): Likewise.
3809 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3811 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3812 * gcc.c (default_compilers): If -fshort-wchar,
3813 override __WCHAR_TYPE__.
3814 * tm.texi (C Dialect Options): Add -fshort-wchar.
3816 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3817 symbol for a variable.
3819 * cpplib.h (CPP_PREPROCESSED): New macro.
3820 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3821 we're seeing this input for a second time.
3823 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3825 * emit-rtl.c (init_emit_once): Initialize modes first.
3827 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3829 * config/i386/i386.c (pic_label_name): Change to char pointer.
3830 (global_offset_table): New variable.
3831 (load_pic_register): Fill global_offset_table if it hasn't
3832 already been done. Allocate pic_label_name dynamically.
3833 * ggc.h (empty_string): New variable.
3834 * ggc-simple.c (empty_string): Likewise.
3835 (init_ggc): Allocate empty_string and add as root.
3836 * stmt.c (digit_strings): New variable.
3837 (init_stmt): Add last_block_end_note as root. Allocate and
3838 initialize digit_strings.
3839 (expand_asm_operands): Use empty_string instead of string
3840 constant. Use digit_strings instead of string constants.
3841 * profile.c (init_arc_profiler): Allocate string with
3842 ggc_alloc_string instead of xmalloc.
3843 (output_func_start_profiler): Likewise.
3844 * c-typeck.c (digest_init): Check if init is error_mark_node.
3846 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3847 Richard Henderson <rth@cygnus.com>
3849 * ggc-page.c: New file.
3850 * Makefile.in (ggc-page.o): New.
3852 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3854 * invoke.texi: Document -fdelete-null-pointer-checks
3855 * toplev.c (flag_delete_null_pointer_checks): New.
3856 (f_options): Add entry for -fdelete-null-pointer-checks.
3857 (rest_of_compilation): Conditionalize null pointer check
3858 elimination on flag_delete_null_pointer_checks.
3859 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3861 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3863 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3864 copyright notice and special exception to GPL.
3866 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3868 * abi64.h (mips_function_value): Add prototype arguments.
3870 * mips-protos.h: New file with mips prototypes.
3872 * mips.c: Include "tm_p.h".
3873 (mktemp, lookup_name): Add prototype arguments.
3874 (extern_list, string_constant, mips_fill_delay_slot,
3875 mips_output_external, mips_output_external_libcall,
3876 mips_output_filename, mips_declare_object, function_prologue,
3877 mips_expand_prologue, function_epilogue, mips16_constant,
3878 build_mips16_function_stub, mips_output_conditional_branch):
3880 (mips_va_start): Remove unused variable `u'.
3881 (mips_va_arg): Cast value to unsigned when comparing against one.
3883 (save_restore_insns, mips_expand_prologue): Add missing arg in
3884 call to `large_int'.
3886 * mips.h: Move prototypes to mips-protos.h.
3887 (data_section, memory_address_p, rdata_section,
3888 readonly_data_section, simple_epilogue_p, text_section): Delete
3889 prototypes delcared elsewhere.
3890 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3892 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3894 * mips.md: Delete extra args in call to `mips_move_2words'.
3896 * xm-iris6.h (alloca): Add prototype argument.
3898 * genpeep.c: Include "tm_p.h" in generated output file.
3900 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3902 * basic-block.h (find_edge_index): Change parameters.
3903 * flow.c (verify_edge_list): Pass basic_block parameters to
3904 find_edge_index instead of integers.
3906 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3908 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3911 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3913 * gcc.1: Fix a formatting error.
3915 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3917 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3918 i786, mn10200, mn10300, pdp11, v850.
3920 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3922 * libgcc2.c (num_digits): Add prototype with
3923 __attribute__((const)).
3924 (__terminate): Add prototype.
3926 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3928 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3930 * alpha/alpha.c (print_operand): Fix type of `code'.
3931 (alpha_output_filename): Constify.
3932 * alpha/alpha.h: Move all function declarations ...
3933 * alpha/alpha-protos.h: ... here. New file.
3934 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3935 (SECTION_FUNCTION_TEMPLATE): Likewise.
3937 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3939 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3940 * expr.c (expand_expr): Likewise.
3941 (do_jump): Likewise.
3942 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3943 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3945 (enum can_compare_purpose): New.
3946 (can_compare_p): Adjust prototype.
3947 (prepare_cmp_insn, prepare_operand): Declare.
3948 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3949 * optabs.c (cmp_available_p): Deleted.
3950 (expand_abs): Pass ccp_jump to can_compare_p.
3951 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3952 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3953 Call can_compare_p rather than cmp_available_p.
3954 (prepare_operand): No longer static.
3955 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3956 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3957 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3958 sequence to use emit_cmp_and_jump_insns.
3959 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3961 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3963 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3964 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3965 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3966 (plus (reg) (const_int 0))
3967 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3969 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3971 * rs6000.c (expand_block_move): DImode loads and stores require
3972 word-aligned displacements. Increment address registers with
3973 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3975 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3977 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3978 is no name for the base type, rather than segfault. If we are
3979 writing out a complex integer type, use DW_ATE_lo_user.
3981 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3982 in one word or less (complex char, complex short, or on 64 bit
3983 systems complex float) to/from a hard register, copy it through
3984 memory instead of dying in gen_{real,imag}part. If we have a
3985 short complex type, prevent inlining since it allocates stack
3988 * tree.c (build_complex_type): If we are writing dwarf2 output,
3989 generate a name for complex integer types.
3991 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3993 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3994 * flow.c (remove_edge): Remove extra whitespace.
3995 (remove_fake_edges): Fix comment.
3996 (add_noreturn_fake_exit_edges): Use the correct name.
3998 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
4000 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
4001 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
4002 (clean): Depend on INTL_CLEAN.
4003 (maintainer-clean): Adjust.
4005 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4007 * configure.in (AC_PREREQ): Bump to 2.13.
4008 (AC_C_STRINGIZE): Call this instead of using a custom macro.
4010 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
4012 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
4014 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
4016 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
4017 (HAVE_STRINGIZE): Define.
4019 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
4021 * c-parse.in: save and restore warn_pointer_arith on __extension__
4022 along with pedantic.
4023 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
4024 Set the type of extension to itype rather than $<itype>1 kludge.
4025 * extend.texi (Alternate Keywords): Adjust documentation.
4026 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
4028 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
4030 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
4031 most assembler templates.
4033 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
4034 FP loads and stores.
4035 (following_call): Always return zero for the PA8000.
4036 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
4037 FP loads and stores.
4038 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
4040 * pa.h (BRANCH_COST): Define.
4042 * pa.md (return, return_internal): Use bve for PA2.0.
4044 * pa.md (fused multiply): Add variants which reduce height for the
4045 fused multiply, but which still generate 2 insns.
4046 (fnegabs): Similarly.
4048 * pa.md (subsi3): Turn into an expander. Create two anonymous
4049 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
4050 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
4052 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
4054 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
4056 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
4057 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
4059 * regclass.c (init_regs): Add "top_of_stack" as a garbage
4062 * flow.c (record_active_eh_regions): Terminate loop after finding
4063 the last insn in the last basic block.
4065 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4067 * config/c4x/c4x.md: Delete parallel instruction peepholes.
4069 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4071 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
4073 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4075 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
4076 splitting to not use output template.
4078 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4080 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
4081 * config/c4x/c4x.c (c4x_va_start): New function.
4083 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
4085 * genrecog.c (not_both_true): Handle correctly cases when called for
4086 tests with different positions in the insn.
4088 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4090 * machmode.h (HOST_PTR_PRINTF): Move from here ...
4092 * system.h (HOST_PTR_PRINTF): ... to here.
4094 * mips-tfile.c: Don't include machmode.h.
4096 * Makefile.in (MACHMODE_H): New variable. Update to use it.
4097 (mips-tfile.o): Don't depend on machmode.h.
4099 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4101 * haifa-sched.c (sched_analyze): Rename local variable `region' to
4102 avoid conflicts with typedef struct `region' at the top level scope.
4104 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
4106 * basic-block.h (basic_block): Add eh_beg, eh_end.
4107 * flow.c (entry_exit_blocks): Update.
4108 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
4110 (find_basic_blocks_1): Don't record eh_list at each bb. Use
4111 lists.c functions to allocate insn lists.
4112 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
4114 (make_eh_edge): ... here. New.
4115 (move_stray_eh_region_notes): New.
4116 (record_active_eh_regions): New.
4117 (delete_unreachable_blocks): Split out block merging ...
4118 (try_merge_blocks): ... here. New.
4119 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
4120 Dump debugging data.
4121 (merge_blocks_move_successor_nojumps): Likewise.
4122 (merge_blocks): Use eh_beg+eh_end to validate block movement.
4124 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4126 * extend.texi (Bound member functions): Document unbound pmf
4129 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4131 * flow.c (split_edge): Handle insertion on a fallthrough edge which
4132 has the EXIT_BLOCK as a dest.
4134 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4136 * flow.c (remove_edge): New function to remove an edge from the
4138 (remove_fake_successors): New function to remove fake successor edges.
4139 (remove_fake_edges): New function to remove all fake edges from the
4141 (add_fake_exit_edges): New function to add fake edges from all blocks
4142 with no successors to the exit block.
4143 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
4144 prototypes for new functions.
4146 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4148 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
4149 Use Pmode to determine whether to output .dword or .word.
4151 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
4153 * tree.c (built_in_filename): New variable.
4154 (BUILT_IN_FILENAME): New macro.
4155 (init_tree_codes): Allocate built_in_filename.
4156 (make_node): Use built_in_filename instead of string constant.
4158 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
4160 * configure.in: Add fr30 target.
4161 * configure: Regenerate.
4162 * config/fr30: New directory.
4163 * config/fr30/crti.asm: New file.
4164 * config/fr30/fr30.c: New file.
4165 * config/fr30/crtn.asm: New file.
4166 * config/fr30/fr30.h: New file.
4167 * config/fr30/fr30.md: New file.
4168 * config/fr30/lib1funcs.asm: New file.
4169 * config/fr30/t-fr30: New file.
4170 * config/fr30/xm-fr30.h: New file.
4172 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
4174 * flow.c (merge_blocks_move_successor_nojumps): Delete the
4175 BARRIER at the end of the successor, not the BARRIER before
4178 * pa.c (pa_add_gc_roots): Fix thinko in last change.
4180 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
4182 * stmt.c (any_pending_cleanups): Don't crash when
4183 current_function->stmt is unset.
4185 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4187 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
4188 other initializations that may use it for relative offsets.
4190 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4192 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
4193 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
4194 * config/i386/sol2dbg.h: Removed.
4195 * config/i386/sol2gas.h: New file, to enable gas work-around.
4196 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
4197 Don't use sol2dbg.h.
4198 * configure: Rebuilt.
4200 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
4202 * invoke.texi (-fthis-is-variable): Remove documentation.
4204 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
4206 * basic-block.h (compute_bb_for_insn): Declare.
4207 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
4208 to use; set size of basic_block_for_insn directly.
4209 (find_basic_blocks): Update.
4211 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4213 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
4215 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4217 * crtstuff.c (ON_EXIT): Delete empty macro definition.
4218 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
4220 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
4222 * c-decl.c (c_decode_option): Extend comment.
4224 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
4226 * toplev.c (progname): Make 'const char *'
4227 (flag_print_mem): Move out of main.
4228 (version_flag): Move out of main.
4229 (filename): Move out of main.
4230 (debug_args): Remove g prefix from options.
4231 (documented_lang_options): Remove cpplib specific options.
4232 (display_help): Add g prefix to debug options.
4233 (check_lang_option): Delete this function.
4234 (decode_d_option): New function: Decode -d... option.
4235 (decode_f_option): New function: Decode -f... option.
4236 (decode_W_option): New function: Decode -W... option.
4237 (decode_g_option): New function: Decode -g... option.
4238 (independent_decode_option): New function: Decode a language
4239 independent command line option.
4240 (main): Invoke lang_decode_option and then
4241 independent_decode_option on each command line option in
4244 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
4246 Revert this change. Gavin's patch to operand_equal_p is a better fix.
4247 * fold-const.c (fold_range_test): Do not try to fold the range
4248 test if the rhs or lhs has side effects.
4250 * basic-block.h (compute_flow_dominators): Declare.
4252 * gcse.c (alloc_code_hoist_mem): New function.
4253 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
4254 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
4255 (hoist_code, one_code_hoisting_pass): Likewise.
4256 (gcse_main): If optimizing for size, then hoist expressions
4257 computed in multiple dominated basic blocks.
4259 * gcse.c (invalid_nonnull_info): New function.
4260 (delete_null_pointer_checks): Likewise.
4261 * rtl.h (delete_null_pointer_checks): Declare.
4262 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
4264 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
4265 (merge-blocks_move_successor_nojumps): Likewise.
4266 (merge_blocks): Allow merging of some blocks, even if it requires
4267 physical movement of the blocks, but not if it requires new jumps.
4269 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
4270 Callers and prototype changed.
4271 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
4273 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4275 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
4276 -YP when both -p and -pg are present. From i386/sol2.h.
4278 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4280 * Makefile.in (distclean): Delete tm_p.h.
4281 * configure.in: Create a new file, "tm_p.h", from a list in
4282 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
4283 "i386/i386-protos.h".
4285 * alias.c: Include "tm_p.h".
4286 * c-typeck.c: Likewise.
4287 * calls.c: Likewise.
4289 * emit-rtl.c: Likewise.
4290 * explow.c: Likewise.
4291 * expmed.c: Likewise.
4293 * final.c: Likewise.
4295 * fold-const.c: Likewise.
4296 * function.c: Likewise.
4298 * global.c: Likewise.
4299 * haifa-sched.c: Likewise.
4300 * integrate.c: Likewise.
4302 * local-alloc.c: Likewise.
4304 * optabs.c: Likewise.
4305 * recog.c: Likewise.
4306 * reg-stack.c: Likewise.
4307 * regclass.c: Likewise.
4308 * regmove.c: Likewise.
4309 * reload.c: Likewise.
4310 * reload1.c: Likewise.
4311 * reorg.c: Likewise.
4312 * resource.c: Likewise.
4314 * stor-layout.c: Likewise.
4315 * toplev.c: Likewise.
4317 * unroll.c: Likewise.
4318 * genattrtab.c (main): Make generated file include "tm_p.h".
4319 * genemit.c (main): Likewise.
4320 * genoutput.c (main): Likewise.
4321 * genrecog.c (main): Likewise.
4323 * i386.h: Delete all prototypes.
4324 * i386.c: Include "tm_p.h".
4325 (ix86_attr_length_default): Call constant_call_address_operand
4326 with correct number of arguments.
4327 * i386-protos.h: New file.
4328 * i386.md (unnamed patterns): Call constant_call_address_operand
4329 with correct number of arguments.
4330 (exception_receiver): Call load_pic_register with correct number
4333 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4335 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4337 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4339 * rtl.h (insns_safe_to_move_p): New function.
4340 * loop.c (find_and_verify_loops): Use it.
4341 * rtlanal.c (insns_safe_to_move_p): Define it.
4343 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4345 * c-pragma.c: Include ggc.h.
4346 * Makefile.in (c-pragma.o): Update.
4348 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4350 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4351 (LIB_SPEC): Likewise.
4352 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4353 Reindent -YP/-p/-pg.
4354 Copied from config/sparc/sol2.h.
4356 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4358 * c-pragma.c (mark_align_stack): New.
4360 * c-pragma.h (init_pragma): Declare it.
4361 * c-lex.c (init_parse): Call it.
4363 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4365 * configure.in: Pick up thread library on Solaris/x86 just
4366 like on Solaris/sparc.
4367 * configure: Rebuilt.
4369 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4371 * rtl.h (global_rtx_index): New enum.
4372 (global_rtl): Change to array of rtx.
4373 (pc_rtx, cc0_rtx): Redefine accordingly.
4374 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4375 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4376 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4377 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4378 (const_int_rtx): Change to array of rtx.
4379 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4381 * emit-rtl.c (global_rtl): Change to array of rtx.
4382 (const_int_rtx): Change to aray of rtx.
4383 (gen_rtx_CONST_INT): Redefine accordingly.
4384 (init_emit_once): Allocate and initialize global_rtl. Likewise
4385 for const_int_rtx. Add both as GC roots.
4386 * genattrtab.c (global_rtl): Update declaration.
4388 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4390 * Makefile (USER_H): Add iso646.h back.
4392 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4394 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4395 zapping the LOG_LINKS of sched_before_next_call.
4397 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4398 * pa.c (insn_refs_are_delayed): Renamed from
4399 insn_sets_and_refs_are_delayed.
4401 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4403 * functiion.h (struct function): Add x_whole_function_mode_p.
4404 (retrofit_block): Declare.
4405 * function.c (retrofit_block): New function.
4406 (identify_blocks): Add assertions. Allow an incomplete set of
4407 block notes if we're still generating code for the function.
4408 * integrate.c: Include loop.h.
4409 (expand_inline_function): Call find_loop_tree_blocks to map block
4410 notes to blocks when in whole-function mode. Use retrofit_block
4411 to insert new BLOCKs for the inlined function, rather than
4413 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4414 * Makefile.in (integrate.o): Depend on loop.h.
4416 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4418 * tree.h (warn_about_unused_variables): Declare.
4419 * stmt.c (warn_about_unused_variables): New function, split out
4421 (expand_end_bindings): Here.
4423 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4425 * stmt.c (preserve_subexpressions_p): Don't crash when
4426 current_function->stmt is unset.
4428 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4430 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4431 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4432 (expand_start_target_temps): Use it.
4433 * except.c (expand_eh_region_start_for_decl): Likewise.
4434 * expr.c (expand_expr): Likewise.
4436 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4438 * fold-const.c (operand_equal_p): Pay attention to side effects.
4440 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4442 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4443 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4445 * tlink.c (scan_linker_output): Look for keywords before accepting
4446 a mangled name in quotes.
4448 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4450 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4451 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4453 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4455 * alpha.md: Revert Thu Nov 26 change that came in through the
4456 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4457 Avoid earlyclobber when possible.
4459 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4461 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4463 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4464 Define HAVE_ON_EXIT.
4466 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4468 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4469 CTYPE_CONV in all ctype macros.
4471 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4474 * cexp.y (initialize_random_junk): Likewise.
4476 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4478 * i370.c (handle_pragma): Likewise.
4480 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4482 * v850.c (override_options): Likewise.
4484 * doprint.c (_doprnt): Likewise.
4486 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4489 * fixinc/server.c (load_data): Likewise.
4491 * fold-const.c (real_hex_to_f): Likewise.
4493 * genattr.c (write_upcase, gen_attr): Likewise.
4495 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4496 write_upcase): Likewise.
4498 * genemit.c (print_code): Likewise.
4500 * genopinit.c (gen_insn): Likewise.
4502 * genpeep.c (print_code): Likewise.
4504 * genrecog.c (print_code): Likewise.
4506 * optabs.c (init_libfuncs): Likewise.
4508 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4510 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4512 (reemit_notes): Likewise.
4514 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4516 * ggc.h (ggc_root): Move to ggc-common.c.
4518 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4519 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4520 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4521 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4522 * ggc-common.c (ggc_root): Move from ggc.h.
4523 (roots): Declare, static.
4524 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4525 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4526 null or check/set mark bit.
4527 (ggc_mark_roots): New.
4528 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4530 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4532 * m32r.c: Include toplev.h.
4533 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4534 (gen_compare): Rename swap_p to must_swap to match uses.
4535 Add default abort case.
4536 (m32r_output_function_epilogue): Remove unused variables.
4537 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4538 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4539 define to empty parameter list. Update all uses.
4540 (predicate decls): Use enum machine_mode not int.
4541 * m32r.md (movsi): Call abort, not fatal_insn.
4542 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4544 1999-09-14 Andrew Haley <aph@cygnus.com>
4546 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4547 use $0 instead of 0.
4549 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4551 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4552 computation out of loop over hard regs.
4554 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4556 * function.c (identify_blocks): Don't shadow a variable in an
4558 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4559 pushdecl, or poplevel to build up the new BLOCK tree.
4560 (expand_inline_function): Likewise.
4561 (integrate_parm_decls): Likewise.
4563 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4565 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4567 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4569 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4570 * invoke.texi: Document this change.
4572 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4574 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4576 (mark_emit_status): Renamed from mark_emit_state.
4577 * except.c (mark_eh_status): Renamed from mark_eh_state.
4578 Check not null before marking.
4579 (free_eh_status): New.
4580 * expr.c (mark_expr_status, free_expr_status): New.
4581 * function.c (free_machine_status): New.
4582 (free_after_parsing): New.
4583 (free_after_compilation): Move bits to free_after_parsing; call
4584 free_eh_status, free_expr_status; zero the marked members of the
4586 (prepare_function_start): No can_garbage_collect.
4587 Call init_eh_for_function.
4588 (expand_dummy_function_end): Free up current_function state.
4589 (mark_function_status): Renamed from mark_function_state.
4590 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4591 * function.h (struct function): No can_garbage_collect.
4592 (free_machine_status, free_after_parsing): Declare.
4593 (free_eh_status, free_expr_status): Declare.
4594 * ggc.h (mark_expr_status): Declare.
4595 * stmt.c (free_stmt_status): Free the struct.
4596 (mark_stmt_status): Renamed from mark_stmt_state.
4597 (init_stmt): Don't call init_eh.
4598 (init_stmt_for_function): Don't call init_eh_for_function.
4599 * toplev.c (compile_file): Call init_eh.
4600 (rest_of_compilation): Free basic block info before ggc_collect.
4601 Call free_after_parsing; conditionally call free_after_compilation.
4602 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4603 Check not null before marking.
4604 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4606 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4608 * c-lex.c (yylex): Initialize warn.
4610 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4612 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4613 register when performing secondary reloads for the SAR register.
4615 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4617 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4618 (NOTE_BLOCK): New macro.
4619 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4620 * function.h (identify_blocks): Change prototype.
4621 * function.c (identify_blocks): Simplify.
4622 (reorder_blocks): Likewise.
4623 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4624 NOTE_INSN_BLOCK_{BEG,END}.
4625 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4626 the list of saved notes if the note isn't a
4627 NOTE_INSN_BLOCK_{BEG,END}.
4628 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4630 (reemit_notes): Adjust recreation of notes to reflect new saved
4632 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4633 printing a block note.
4634 * stmt.c (block_vector): Remove.
4635 (find_loop_tree_blocks): Simplify.
4636 (unroll_block_trees): Likewise.
4637 * tree.h (reorder_block): Change prototype.
4639 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4641 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4642 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4643 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4644 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4645 (atexit, exit): Simplify.
4646 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4647 * config/lots: Remove defns of HAVE_ATEXIT.
4649 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4651 * calls.c (precompute_arguments): Fix typo in comment.
4652 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4655 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4657 * dsp16xx.c (override_options): Fix typos in GC root registration.
4659 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4661 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4663 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4664 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4665 (CC1_SPEC): Likewise.
4667 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4669 * genattr.c (main): Add extern prototype. Call return, not exit.
4670 * genattrtab.c (main): Likewise.
4671 * gencheck.c (main): Likewise.
4672 * gencodes.c (main): Likewise.
4673 * genconfig.c (main): Likewise.
4674 * genemit.c (main): Likewise.
4675 * genextract.c (main): Likewise.
4676 * genflags.c (main): Likewise.
4677 * gengenrtl.c (main): Likewise.
4678 * genopinit.c (main): Likewise.
4679 * genoutput.c (main): Likewise.
4680 * genpeep.c (main): Likewise.
4681 * genrecog.c (main): Likewise.
4683 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4684 * genattrtab.c (get_insn_name): Likewise.
4685 * gencodes.c (get_insn_name): Likewise.
4686 * genconfig.c (get_insn_name): Likewise.
4687 * genemit.c (get_insn_name): Likewise.
4688 * genextract.c (get_insn_name): Likewise.
4689 * genflags.c (get_insn_name): Likewise.
4690 * genopinit.c (get_insn_name): Likewise.
4691 * genpeep.c (get_insn_name): Likewise.
4693 * gencheck.c (usage): Add static prototype.
4694 * genextract.c (print_path): Constify a char*.
4695 * genopinit.c (optabs): Likewise.
4696 * genoutput.c (operand_data, data, output_predicate_decls,
4697 compare_operands): Likewise.
4698 * genrecog.c (write_tree): Add default case in switch.
4700 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4702 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4704 * print-rtl.c (get_insn_name): Remove prototype.
4706 * toplev.h (progname): Declare const.
4708 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4709 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4710 dump_sched_info, dump_local_alloc, regset_release_memory,
4711 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4712 error_with_file_and_line, error_with_decl, error_for_asm, error,
4713 fatal, warning_with_file_and_line, warning_with_decl, warning,
4714 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4715 Remove redundant prototypes.
4717 (notice, check_lang_option, report_file_and_line, vnotice,
4718 mark_file_stack): Add static prototype.
4719 (set_fatal_function): Add prototype.
4720 (vnotice, report_file_and_line, set_fatal_function,
4721 check_lang_option): Constify a char*.
4722 (main): Prototype. Call return, not exit.
4724 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4726 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4728 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4730 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4732 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4734 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4736 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4737 behave as if it's zero in all cases.
4738 (expand_function_start): Adjust call to assign_parms.
4739 * tree.h (assign_parms): Adjust prototype.
4740 * objc/objc-act.c (hack_method_prototype): Adjust call to
4743 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4745 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4746 arg_pointer_rtx fixed if the argument pointer register is
4748 (NONZERO_BASE_PLUS_P): Likewise.
4750 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4752 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4753 match_insn2 to match_insn.
4754 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4756 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4758 * Makefile.in (USER_H): Remove va-foo.h.
4760 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4761 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4762 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4763 va-spur.h,va-v850.h}: Remove.
4765 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4767 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4768 (in_return_delay): Use it instead of match_insn.
4770 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4772 * config/alpha/va_list.h (va-alpha.h): Do not include.
4773 (__gnuc_va_list): Typedef as in varargs.h.
4775 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4777 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4778 DECL_LIVE_RANGE_RTL.
4780 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4782 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4783 not NOTE_BLOCK_NUMBER.
4784 (expand_eh_region_end): Likewise.
4785 (find_exception_handler_labels): Likewise.
4786 (scan_region): Likewise.
4787 (exception_optimize): Likewise.
4788 (update_rethrow_references): Likewise.
4789 (set_insn_eh_region): Likewise.
4790 * final.c (final_scan_insn): Likewise.
4791 * flow.c (make_edges): Likewise.
4792 * integrate.c (expand_inline_function): Likewise.
4793 * print-rtl.c (print_rtx): Likewise.
4795 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4797 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4798 terms of builtin functions and types.
4800 * mips.c (mips_build_va_list): New.
4801 (mips_va_start, mips_va_arg): New.
4802 * mips.h (BUILD_VA_LIST_TYPE): New.
4803 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4805 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4806 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4807 * sh.h (BUILD_VA_LIST_TYPE): New.
4808 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4810 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4812 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4813 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4814 (struct insn_data): Likewise with n_operands, n_dups,
4815 n_alternatives, output_format.
4816 * regclass.c (scan_one_insn): Cast n_operands to int before
4817 arithmetic inside comparison.
4819 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4821 * toplev.c (compile_function): Unconditionally emit nop.
4823 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4825 * haifa-sched.c (actual_hazard): Move declaration of variable
4826 `this_cost' into the scope where it is used.
4828 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4830 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4831 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4832 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4834 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4836 * jump.c (find_insert_position): Don't declare or define unless
4837 !HAVE_conditional_arithmetic.
4838 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4840 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4842 * recog.c (offsettable_address_p): Prototype function pointer.
4843 (preprocess_constraints): Call memset, not bzero.
4845 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4846 (gcc_obstack_init): Don't declare.
4847 (fix_sizetype): Add static prototype.
4848 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4849 (tree_cons): Call memset, not bzero.
4851 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4852 definition in macro ASM_WEAKEN_LABEL.
4853 (mark_const_hash_entry): Add static prototype.
4855 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4857 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4859 * unroll.c (find_common_reg_term, subtract_reg_term,
4860 loop_find_equiv_value): Add static prototypes.
4861 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4862 (copy_loop_body): Remove unreachable break statement.
4864 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4866 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4868 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4870 Undo some changes from the gcc2 merge:
4871 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4872 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4876 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4877 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4878 initialized float-int union if the value is a NaN.
4880 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4882 * gthr-win32.h: New file.
4884 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4885 shared as a valid attribute.
4886 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4887 * extend.texi: Document `shared' variable attribute.
4889 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4891 * configure.in: Handle --enable-threads on FreeBSD.
4892 * configure: Rebuit.
4894 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4896 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4898 * configure: Rebuilt.
4900 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4901 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4902 Rosimildo DaSilva <rdasilva@connecttel.com>
4904 * configure.in (m68k-*-rtemscoff*): Added.
4905 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4906 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4907 sparc-rtems configuration.
4908 * configure.in (sparc-*-rtemself*): Added.
4909 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4910 * config/i386/rtems.h: Added comment.
4911 * config/sparc/rtemself.h: New file.
4913 * configure.in (m68k-rtemself): Added.
4914 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4915 and DWARF_DEBUGGING_INFO.
4916 * config/m68k/crti.s: New file.
4917 * config/m68k/crtn.s: New file.
4918 * config/m68k/t-crtstuff: New file.
4919 * config/m68k/rtemself.h: New file.
4921 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4922 global ctor/dtor and C++ exception handling.
4923 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4924 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4926 * config/i386/t-rtems-i386: New File.
4928 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4930 * stmt.c (expand_end_case): Return right away if the case stack is
4933 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4935 * Makefile.in (version.c): Remove rule incorrectly brought in from
4938 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4940 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4941 * msdos/top.sed: Take into account a prepended $(SHELL) to
4943 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4945 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4947 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4949 * regmove.c (fixup_match_1): Don't change an unchanging register.
4950 (stable_but_for_p): Renamed to:
4951 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4952 Changed all callers.
4954 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4956 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4957 insn from BL2 is after the insn from BL.
4959 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4961 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4962 (struct insn_data): Merge `template' and `outfun' into `output'.
4963 Add `output_format'.
4964 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4965 (struct data): Remove `outfun'; add `output_format'.
4966 (name_for_index): Remove declaration.
4967 (output_insn_data): Handle output formats.
4968 (process_template): Emit the bare array for @.
4969 (gen_expand, gen_split): Set output_format to NONE.
4970 * output.h (get_insn_template): Declare.
4971 * final.c (get_insn_template): New.
4972 (final_scan_insn): Use it.
4973 * toplev.c (compile_file): Likewise.
4975 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4976 * i860/i860.c (output_delayed_branch): Likewise.
4977 (output_delay_insn): Likewise.
4979 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4981 * rtl.c (obstack_alloc_rtx): Removed.
4983 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4985 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4987 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4989 * i386.c (call_insn_operand): Reject const_int.
4990 (expander_call_insn_operand): Use call_insn_operand.
4992 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4994 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4996 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4998 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4999 Use DImode operation.
5001 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
5003 * gcc.c: Include sys/resource.h.
5004 (report_times): New flag.
5005 (execute): If report_times is set, calculate and report the
5006 CPU time consumed by each subprocess.
5008 (rus, prus): New globals.
5009 (option_map): Add --time.
5010 (display_help): Document -time.
5011 (process_command): Set report_times if -time is given.
5012 Turn off -pipe if -time is given.
5014 * invoke.texi: Document new option -time.
5016 * configure.in: Check for getrusage. Check if we have to
5017 prototype getrusage.
5018 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
5019 * configure: Regenerate.
5020 * config.in: Regenerate.
5022 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
5024 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
5027 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
5029 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
5030 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
5031 (nan): Return _thenan_sf or _thenan_df as appropriate.
5032 (L_thenan_sf): Define _thenan_sf.
5033 (L_thenan_df): Define _thenan_df.
5035 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
5036 (DPBIT_FUNCS): Add _thenan_df.
5038 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
5040 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
5043 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5045 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
5048 (lang_specific_driver): Don't take a function pointer parameter.
5049 All callers changed.
5051 * gcc.c: Include gcc.h.
5052 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
5053 lang_specific_extra_outfiles, fatal): Don't declare.
5054 (multilib_defaults_raw): Constify.
5055 (read_specs): Call memset, rather than bzero.
5056 (main): Call return, not exit.
5057 (lookup_compiler): Call memcpy, not bcopy.
5058 (fatal): Make extern.
5060 * cppspec.c: Include gcc.h.
5061 (lang_specific_driver): Initialize variable `quote'. Constify a
5062 char*. All calls to the function pointer parameter now
5063 explicitly call `fatal'.
5065 * gccspec.c (lang_specific_driver): Include gcc.h.
5067 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
5069 * arm.c (note_invalid_constants): Use recog_data.operand_type
5072 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5074 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
5077 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
5078 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5079 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5080 reload_secondary_in_reload, reload_secondary_out_reload,
5081 reload_secondary_in_icode, reload_secondary_out_icode,
5082 reload_reg_rtx, reload_when_needed): Delete declarations.
5083 (struct reload): New structure.
5084 (rld): Declare new array.
5085 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
5086 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5087 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5088 reload_secondary_in_reload, reload_secondary_out_reload,
5089 reload_secondary_in_icode, reload_secondary_out_icode,
5090 reload_reg_rtx, reload_when_needed): Delete definitions.
5092 (whole file): Replace uses of the deleted arrays with uses of rld.
5093 * reload1.c (whole file): Replace uses of the deleted arrays with
5095 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
5096 explicit loops, not with bcopy.
5098 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
5100 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
5101 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
5102 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
5103 insn_name): Delete and consolidate into new structures.
5104 (insn_operand_predicate_fn): New.
5105 (insn_output_fn): New.
5107 (struct insn_operand_data): New.
5108 (struct insn_data): New.
5110 (OUT_FCN): Update for insn_data change.
5111 * builtins.c (expand_builtin_strlen): Likewise.
5112 (expand_builtin_memcmp): Likewise.
5113 * combine.c (make_extraction, simplify_comparison): Likewise.
5114 * cse.c (canon_reg, cse_insn): Likewise.
5115 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
5116 * expmed.c (store_bit_field, extract_bit_field): Likewise.
5117 (emit_store_flag): Likewise.
5118 * expr.c (convert_move, emit_block_move): Likewise.
5119 (clear_storage, emit_push_insn, expand_increment): Likewise.
5120 (do_store_flag): Likewise.
5121 * expr.h (GEN_FCN): Likewise.
5122 (insn_gen_function): Die.
5123 * final.c (final_scan_insn): Update for insn_data change.
5124 (output_asm_name): Likewise.
5125 * function.c (fixup_var_refs_1): Likewise.
5126 * loop.c (check_dbra_loop): Likewise.
5127 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
5128 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
5129 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
5130 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
5131 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
5132 * regmove.c (gen_add3_insn): Likewise.
5133 * reload.c (push_secondary_reload, combine_reloads): Likewise.
5134 (find_reloads, find_reloads_address_1): Likewise.
5135 (debug_reload_to_stream): Likewise.
5136 * reload1.c (emit_reload_insns, gen_reload): Likewise.
5137 * stmt.c (expand_end_case): Likewise.
5138 * toplev.c (compile_file): Likewise.
5140 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5141 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5143 * print-rtl.c (insn_name_ptr): Remove declaration.
5144 (get_insn_name): Declare.
5145 (print_rtx): Use it.
5146 * genoutput.c (insn_name_ptr): Remove.
5147 (next_operand_number): New.
5148 (struct operand_data): New.
5149 (null_operand, odata, odata_end): New.
5150 (struct data): Use struct operand_data.
5151 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
5152 (get_insn_name): Renamed from name_for_index.
5153 (output_prologue): Define NO_MD_PROTOTYPES.
5154 (output_predicate_decls): Break out from output_epilogue.
5155 Iterate over the operands list.
5156 (output_operand_data): Break out from output_epilogue. Emit
5157 just the operands list.
5158 (output_insn_data): Break out from output_epilogue. Emit just
5160 (output_epilogue): Remove.
5161 (output_get_insn_name): New.
5162 (constraints, op_n_alternatives, predicates, address_p): Die.
5163 (modes, strict_low, seen): Die.
5164 (scan_operands): Take new param `d' instead of writing to
5165 seven global variables.
5166 (compare_operands): New.
5167 (place_operands): New.
5168 (validate_insn_alternatives): Update for struct data change.
5169 (gen_insn): Don't zero or copy 7 global arrays. Update for
5170 scan_operands; call place_operands.
5171 (gen_peephole, gen_expand, gen_split): Likewise.
5172 (main): Update for new output routines.
5174 * genattr.c (insn_name_ptr): Remove.
5175 (get_insn_name): New function.
5176 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
5177 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
5178 * genrecog.c: Likewise.
5180 * alpha.md (adddi3): Make `pattern' array static.
5182 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5184 * config/c4x/c4x.h (c4x_rpts_cycles_string,
5185 c4x_cpu_version_string): Constify char *.
5186 * config/c4x/c4x.c (c4x_rpts_cycles_string,
5187 c4x_cpu_version_string): Likewise.
5189 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
5191 * tree.c (save_tree_status): Revert 10 Sep change.
5192 (restore_tree_status): Likewise. Call obstack_free with NULL
5193 before freeing the obstack proper.
5195 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
5197 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
5199 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
5200 surrounding context.
5202 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
5204 * tree.c (type_hash_canon): Put all types in the hash-table, when
5207 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
5209 * recog.h (struct recog_data, recog_data): New.
5210 (recog_foo variables): Kill.
5211 * recog.c (recog_operand, recog_operand_loc): Kill.
5212 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
5213 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
5214 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
5215 (recog_data): Define.
5216 (extract_insn): Update all recog_foo references to use recog_data.
5217 (preprocess_constraints, constrain_operands): Likewise.
5218 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
5219 * genattrtab.c (main): Likewise.
5220 * genextract.c (main): Likewise.
5221 * genoutput.c: Likewise.
5222 * genrecog.c (write_subroutine, main): Likewise.
5223 * local-alloc.c (block_alloc): Likewise.
5224 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
5225 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
5226 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
5227 * reload.c (find_reloads, find_reloads_toplev): Likewise.
5228 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
5229 (reload_cse_simplify_operands): Likewise.
5231 * arc/arc.c (arc_final_prescan_insn): Likewise.
5232 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
5233 * h8300/h8300.c (notice_update_cc): Likewise.
5234 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
5235 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5236 * mn10200/mn10200.c (notice_update_cc): Likewise.
5237 * mn10300/mn10300.c (notice_update_cc): Likewise.
5238 * romp/romp.c (update_cc): Likewise.
5239 * sparc/sparc.c (check_pic): Likewise.
5240 * v850/v850.c (notice_update_cc): Likewise.
5242 * genemit.c (main): Don't declare recog_operand.
5244 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
5246 * ggc.h (rtvec_def): Forward declare.
5247 (tree_node): Likewise.
5250 (ggc_set_mark_rtx): Add prototype.
5251 (ggc_set_mark_rtvec): Likewise.
5252 (ggc_set_mark_tree): Likewise.
5253 * ggc-simple.c (ggc_root): Don't define.
5254 (roots): Don't declare.
5255 (ggc_mark_rtx): Remove.
5256 (ggc_mark_rtvec): Likewise.
5257 (ggc_mark_tree): Likewise.
5258 (ggc_mark_varray): Likewise.
5259 (ggc_mark_tree_hash_table_entry): Likewise.
5260 (ggc_mark_tree_hash_table): Likewise.
5261 (ggc_set_mart_rtx): New function.
5262 (ggc_set_mark_rtvec): Likewise.
5263 (ggc_set_mark_tree): Likewise.
5264 (ggc_add_root): Remove.
5265 (ggc_add_rtx_root): Likewise.
5266 (ggc_remove_tree_root): Likewise.
5267 (ggc_add_string_root): Likewise.
5268 (ggc_add_tree_varray_root): Likewise.
5269 (ggc_add_tree_hash_table_root): Likewise.
5270 (ggc_del_root): Likewise.
5271 (ggc_mark_rtx_ptr): Likewise.
5272 (ggc_mark_tree_ptr): Likewise.
5273 (ggc_mark_string_ptr): Likewise.
5274 (ggc_mark_tree_varray_ptr): Likewise.
5275 (ggc_mark_tree_hash_table_ptr): Likewise.
5276 * ggc-common.c: New file.
5277 * Makefile.in (OBJS): Add ggc-common.o.
5278 (ggc-common.o): List dependencies.
5280 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
5282 * cppalloc.c (xstrdup): Use memcpy.
5283 * cpperror.c (cpp_print_containing_files): Don't use
5285 * cpplib.c (conditional_skip): Set temp->lineno.
5286 (do_endif): Make error message less obscure.
5287 (if_directive_name): New function.
5288 (cpp_get_token [case EOF]): Unwind the if stack and generate
5289 error messages for each unterminated conditional in this file.
5290 (parse_string): Do not behave differently if -traditional.
5292 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
5294 * builtins.c (expand_builtin_va_arg): Cope with an array-type
5295 va_list decomposing to pointer-type.
5296 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
5297 (rs6000_va_arg): Likewise.
5299 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
5301 * except.c (start_dynamic_handler): Compute size using
5302 STACK_SAVEAREA_MODE.
5304 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5306 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
5307 include directory headers. Don't define strrchr. Don't provide
5308 my_* replacement functions. Prefer PTR over `pointer_type'.
5309 Don't prototype system functions. Don't redefine getopt.
5311 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
5312 safe_read, safe_write, save_pointers, restore_pointers,
5313 is_id_char, in_system_include_dir, directory_specified_p,
5314 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
5315 find_corresponding_lparen, referenced_file_is_newer,
5316 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5317 process_aux_info_file, identify_lineno, check_source,
5318 seek_to_line, forward_to_next_token_char, output_bytes,
5319 output_string, output_up_to, other_variable_style_function,
5320 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5321 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5322 find_static_definition, connect_defs_and_decs, add_local_decl,
5323 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5324 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5325 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5326 scan_for_missed_items, edit_file, string_list_cons): Add static
5328 (standard_exec_prefix, target_machine, target_version,
5329 default_syscalls_dir, string_list, string_list_cons, find_file,
5330 do_cleaning): Constify a char*.
5331 (safe_read, safe_write): Use PTR, not a char*.
5332 (is_id_char): Take an int, not a char.
5333 (main): Add prototype. Call return, not exit.
5335 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5337 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5338 when comparing types.
5340 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5342 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5343 (strength_reduce): Release the varrays from the no-bivs early exit.
5345 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5346 the loop over the registers.
5348 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5350 (restore_tree_status): Check that instead when freeing the obstack.
5352 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5354 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5357 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5359 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5360 operand size modifiers.
5362 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5364 * c-common.c (c_common_nodes_and_builtins): Don't build
5366 * c-common.h (enum c_tree_index and related accesor macros): Remove
5367 everything now declared in tree.h.
5368 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5369 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5370 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5371 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5372 unsigned_type_node, ptr_type_node, va_list_type_node,
5373 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5374 (init_decl_processing): Call build_common_tree_nodes and
5375 build_common_tree_nodes_2 instead of building their nodes here.
5376 Don't add roots for these nodes.
5377 * stor-layout.c (size_zero_node, size_one_node): Delete.
5378 (set_sizetype): Make a new node for bitsizetype each time.
5379 * tree.c (global_trees): New variable.
5380 (init_obstacks): Add a gc root for it.
5381 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5382 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5383 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5384 (build_common_tree_nodes): New function.
5385 (fix_sizetype): New function.
5386 (build_common_tree_nodes_2): New function.
5387 * tree.h (enum tree_index): New.
5388 (global_trees): Declare.
5389 Add accessor macros for all nodes now moved to global_trees.
5390 Delete their declarations.
5392 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5394 * c-decl.c (finish_function): When processing a nested function,
5395 push and pop GC context around rest_of_compilation.
5397 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5399 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5400 Default ix86_arch to PROCESSOR_I386.
5401 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5402 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5403 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5404 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5405 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5406 (EXTRA_SPECS): Remove deleted specs.
5408 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5410 * function.c (assign_stack_local_1): Allocate from
5411 function->x_frame_offset, not frame_offset.
5413 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5415 * ggc.h (lang_cleanup_tree): Remove.
5416 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5417 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5419 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5420 TYPE_LANG_SPECIFIC when garbage collecting.
5421 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5422 (lang_cleanup_tree): Remove.
5424 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5426 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5427 * crtstuff.c: Not here.
5428 * dwarf2out.c: Or here.
5429 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5432 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5434 * function.h (free_after_compilation): Remove decl parameter.
5435 (free_varasm_status0: Likewise.
5436 (free_emit_status): Likewise.
5437 (free_stmt_status): Likewise.
5438 (free_after_compilation): Likewise.
5439 (init_lang_status): New variable.
5440 (free_lang_status): Likewise.
5441 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5442 * function.c (init_lang_status): New variable.
5443 (free_lang_status): Likewise.
5444 (push_function_context_to): Don't set function::decl here.
5445 (free_after_copmilation): Make decl parameter implicit. Call
5446 free_lang_status if defined.
5447 (prepare_function_start): Call init_lang_status if defined.
5448 (init_function_start): Set function::decl here.
5449 * profile.c (output_func_start_profiler): Don't call pushdecl
5450 until we've actually started the function.
5451 * stmt.c (free_stmt_status): Make decl parameter implicit.
5452 * toplev.c (rest_of_compilation): Don't pass decl to
5453 free_after_compilation.
5454 * varasm.c (free_varasm_status): Likewise.
5456 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5458 * except.c (call_get_eh_context): Add root when allocating static
5461 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5463 * arm.c: Include "ggc.h".
5464 (arm_add_gc_roots): New function.
5465 (arm_override_options): Call it.
5466 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5468 * arm.md (define_asm_attributes): Add a pool_range attribute.
5470 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5472 * extend.texi (Volatiles): New node.
5474 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5476 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5477 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5478 (struct ggc_any): Replace `mark' with `magic_mark'.
5479 (ggc_alloc_string): Use memcpy, not bcopy.
5480 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5481 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5482 (ggc_free_any): New.
5483 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5484 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5485 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5486 Use IS_MARKED. Use ggc_free_any.
5488 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5490 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5492 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5494 * toplev.c (main): Always init_ggc.
5496 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5498 * except.c (find_all_handler_type_matches): Free the list if
5499 we found no matches.
5501 * combine.c (SUBST): Break out to a real function do_SUBST.
5502 (SUBST_INT): Likewise.
5503 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5504 (pre_insert): Free `inserted'.
5505 * loop.c (basic_induction_var): Always set `location'.
5507 * function.c (expand_function_end): Add initial_trampoline as a root.
5508 * rtl.h (init_varasm_once): Declare.
5509 * toplev.c (compile_file): Call it.
5510 * ggc-simple.c (ggc_mark_string_ptr): New.
5511 (ggc_add_string_root): New.
5512 (ggc_collect): Disable collection avoidance temporarily.
5513 * ggc.h (ggc_add_string_root): Declare.
5514 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5515 * optabs.c (init_libfuncs): Likewise.
5516 * varasm.c (named_section): Use ggc_alloc_string.
5517 (make_function_rtl): Likewise.
5518 (make_decl_rtl): Likewise.
5519 (assemble_static_space): Likewise.
5520 (assemble_trampoline_template): Likewise.
5521 (output_constant_def): Likewise.
5522 (force_const_mem): Likewise.
5523 (mark_const_hash_entry): New.
5524 (mark_pool_sym_hash_table): New.
5525 (mark_varasm_state): Use it.
5526 (init_varasm_once): New.
5528 * expr.h (init_one_libfunc): Declare.
5529 * optabs.c (init_one_libfunc): New.
5530 (init_optabs): Use it.
5531 * config/gofast.h: Likewise.
5532 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5533 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5535 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5537 * Makefile.in (cppexp.o): Depend on cpphash.h.
5538 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5540 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5541 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5542 redefining poisoned identifiers, etc.
5543 (do_undef): Don't allow poisoned identifiers to be undefined.
5544 (do_pragma): Add #pragma poison.
5545 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5547 * cccp.c: Add T_POISON node type.
5548 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5550 (do_define): Generalise to handle poisoned definitions,
5551 redefining poisoned identifiers, etc.
5552 (do_undef): Don't allow poisoned identifiers to be undefined.
5553 (do_pragma): Add #pragma poison.
5554 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5556 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5557 * c-pragma.h: Add ps_poison state. We now always have generic
5560 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5562 * ggc.h (ggc_alloc): New function.
5563 (ggc_mark): Likewise.
5564 * ggc-simple.c (ggc_any): New structure.
5565 (ggc_status): Add anys.
5566 (n_anys_collected): New variable.
5567 (ggc_alloc): Define.
5568 (ggc_mark): Likewise.
5569 (ggc_collect): Collect the anys.
5571 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5573 * c-decl.c (mark_binding_level): Make static to match prototype.
5575 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5577 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5579 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5581 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5582 will use into account. Expand the max width to 5.
5585 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5587 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5590 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5592 * alpha.md (call value patterns): Remove the result predicates.
5594 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5596 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5599 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5601 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5602 changed from extern char *, to extern PTR. Also fix typo in
5603 NEED_DECLARATION_REALLOC test.
5605 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5607 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5609 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5610 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5611 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5612 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5614 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5616 * cccp.c (pcfinclude): Likewise.
5618 * global.c (allocno_compare): Likewise.
5620 * haifa-sched.c (rank_for_schedule): Likewise.
5622 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5624 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5626 * stupid.c (stupid_reg_compare): Likewise.
5628 * tree.c (_obstack_allocated_p): Likewise.
5630 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5632 1999-09-08 Bruce Korb autogen@linuxbox.com
5634 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5635 why "gperf -F" fails.
5636 * gcc/cp/Makefile.in: ditto
5637 * gcc/Makefile.in: ditto
5638 * gcc/java/Makefile.in: ditto
5640 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5642 * lists.c: Include ggc.h.
5644 (init_EXPR_INSN_LIST_cache): Install it.
5646 * ggc-simple.c (init_ggc): Absorb the old init.
5647 (ggc_push_context): Use xcalloc.
5648 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5649 (ggc_collect): Add [rvts] tags to the collection stats.
5651 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5653 * cccp.c (main): Fix handling of -include and -imacros options.
5655 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5657 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5659 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5661 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5664 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5666 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5667 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5668 and SET_DEST. Update comment.
5670 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5672 * config/c4x/c4x.c: Include ggc.h.
5673 (c4x_add_gc_roots): New function.
5674 (c4x_override_options): Call c4x_add_gc_roots.
5676 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5678 * defaults.h (TARGET_ESC): Move ...
5679 * system.h: ... here, where Linas had it in the first place. Silly me.
5681 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5683 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5684 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5685 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5686 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5687 * defaults.h (TARGET_ESC): Add default.
5689 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5691 * configure.in: add i370-*-openedition, i370-*-mvs and
5692 i370-*-linux targets
5694 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5696 * dsp16xxx.c: Include ggc.h
5697 (override_options): Mark GC roots.
5698 * mn10200.c: Include ggc.h.
5699 (asm_file_start): Mark GC roots.
5700 * tahoe.c: Include ggc.h.
5701 (extensible_operand): Mark GC roots.
5703 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5705 * README: Add section discussing status of ELF ABI.
5706 * i370.c: Fix misc spelling mistakes.
5707 (i370_label_scan): Updated notes, exception handling.
5708 (i370_function_prolog): Simplify ELF stack handling.
5709 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5710 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5711 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5712 * i370.md: (movdi): Add notes.
5713 (floatsidf2): Use stack not rtca for scratch float area.
5714 (iorsi3): Correct operand constraints.
5715 * x-oe: Restore TAROUTOPTS which are used by pax.
5717 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5719 * rs6000.c: Include ggc.h.
5720 (rs6000_add_gc_roots): New function.
5721 (override_options): Call it.
5723 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5725 * alpha.h (alpha_compare): New.
5726 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5727 * alpha.c: Likewise for the definitions.
5728 (alpha_emit_conditional_branch): Update for alpha_compare.
5729 (alpha_emit_conditional_move): Likewise.
5730 * alpha.md (cmpdf, cmpdi): Likewise.
5731 (setcc patterns): Likewise. Zero alpha_compare after use.
5732 (sne): Optimize (x != 0) into (0U < x).
5734 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5736 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5737 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5738 (INIT_EXPANDERS): Remove.
5739 * alpha.c: Include ggc.h.
5740 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5741 (alpha_init_machine_status, alpha_mark_machine_status): New.
5742 (override_options): Install them.
5743 (struct machine_function): Moved to alpha.h.
5744 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5745 (alpha_init_expanders): Remove.
5746 (alpha_return_addr): Adjust to use current_function->machine.
5747 (alpha_ra_ever_killed): Likewise.
5748 (alpha_expand_epilogue): Likewise.
5749 * alpha.md (eh_epilogue): Likewise.
5751 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5752 Melissa O'Neill <oneill@cs.sfu.ca>
5753 Geoffrey Keating <geoffk@cygnus.com>
5755 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5756 call-used registers (call-saved registers must still be contiguous
5757 and end with r31, of course).
5759 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5761 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5762 (self_promoting_type_p): Delete.
5763 (self_promoting_args_p): Move ...
5764 * c-common.c: ... here.
5765 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5766 (simple_type_promotes_to): New.
5767 * builtins.c (lang_type_promotes_to): New.
5768 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5769 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5770 * c-common.h: ... here.
5771 (self_promoting_args_p, simple_type_promotes_to): Declare.
5772 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5773 (grokdeclarator): Likewise.
5774 * tree.h (lang_type_promotes_to): Declare.
5776 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5778 Add some machine-dependent GC roots.
5779 * sparc.c: Include ggc.h.
5780 (sparc_add_gc_roots): New function.
5781 (mark_ultrasparc_pipeline_state): Likewise.
5782 (override_options): Call sparc_add_gc_roots.
5783 * pa.c: Include ggc.h.
5784 (pa_add_gc_roots): New function.
5785 (mark_deferred_plabels): Likewise.
5786 (override_options): Call pa_add_gc_roots.
5787 * mips.c: Include ggc.h.
5788 (mips_add_gc_roots): New function.
5789 (override_options): Use it.
5791 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5793 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5795 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5796 cpp_parse_expr): Add static prototypes.
5797 (parse_charconst): Don't cast away const-ness.
5798 (token): Constify a char*.
5800 * cppfiles.c (file_name_list, include_hash, find_include_file,
5801 finclude, initialize_input_buffer): Constify a char*.
5802 (file_cleanup, find_position): Add static prototypes.
5804 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5805 collect_expansion): Add static prototypes.
5806 (cpp_install, create_definition, monthnames): Constify a char*.
5808 * cpphash.h (cpp_install): Likewise.
5810 * cppinit.c (known_suffixes, default_include,
5811 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5812 (base_name, dump_special_to_buffer, initialize_dependency_output):
5813 Add static prototypes.
5815 * cpplib.c (my_strerror): Constify a char*.
5816 (null_underflow, null_cleanup, skip_comment, copy_comment,
5817 copy_rest_of_line, handle_directive, pass_thru_directive,
5818 get_directive_token, read_line_number, cpp_print_file_and_line,
5819 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5820 v_cpp_warning_with_line, detect_if_not_defined,
5821 consider_directive_while_skipping): Add static prototypes.
5822 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5823 cpp_pedwarn_with_file_and_line): Constify a char*.
5825 * cpplib.h (cpp_options, include_hash, progname, definition,
5826 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5827 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5828 find_include_file, deps_output, include_hash): Constify a char*.
5830 * cppmain.c (progname): Constify.
5831 (main): Add prototype. Use return, not exit.
5833 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5834 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5835 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5836 check_protection): Add static prototype.
5838 (progname, recognized_macrom, recognized_extern): Constify a char*.
5839 (main): Add prototype.
5841 * gen-protos.c (progname): Constify a char*.
5843 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5845 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5846 (init_emit_once): Add more GC roots.
5847 * except.c (mark_func_eh_entry): New function.
5848 (mark_eh_node): Mark false_label and rethrow_label.
5849 (init_eh): Add more GC roots.
5850 * function.c (free_after_compilation): Take decl as a paramter.
5851 Call free_stmt_status.
5852 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5854 * function.h (free_after_compilation): Change prototype.
5855 (free_varasm_status): Likewise.
5856 (free_emit_status): Likewise.
5857 (free_stmt_status): New function.
5858 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5859 Remove, replacing with ...
5860 (ggc_status): New structure.
5861 (ggc_chain): New variable.
5863 (ggc_push_context): New function.
5864 (ggc_pop_context): Likewise.
5865 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5866 (ggc_alloc_rtvec): Likewise.
5867 (ggc_alloc_tree): Likewise.
5868 (ggc_alloc_string): Likewise.
5869 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5870 (ggc_mark_tree): Give language-dependent code a chance to mark
5872 (ggc_mark_tree_varray): Handle empty arrays.
5873 (ggc_collect): Adjust for use of ggc_chain. Clear
5874 bytes_alloced_since_last_gc.
5875 * ggc.h (ggc_pop_context): New function.
5876 (ggc_push_context): Likewise.
5877 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5878 * stmt.c (free_stmt_status): New function.
5879 (init_stmt_for_function): Clear last_expr_value.
5880 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5881 Conditionalize call to ggc_collect.
5882 (main): Call init_ggc.
5883 * tree.c (push_obstacks): Do the push, even when GC'ing.
5884 (push_obstacks_nochange): Likewise.
5885 (pop_obstacks): Liekwise.
5886 * varasm.c (free_varasm_status): Take decl as a parameter.
5888 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5890 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5891 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5892 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5893 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5895 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5897 * pa/x-pa-mpeix: New file for the MPE port.
5899 * pa/quadlib.asm: New file for long double support.
5901 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5902 * configure: Rebuilt.
5904 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5906 * final.c (shorten_branches): Fix last change.
5908 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5910 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5912 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5914 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5917 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5919 * c-aux-info.c (concat): Don't define.
5921 * cccp.c (my_strerror): Likewise. All callers changed to use
5923 (do_include): Call xstrdup, not xmalloc/strcpy.
5924 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5925 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5927 * collect2.c (my_strsignal): Likewise. All callers changed to use
5929 (locatelib): Call xstrdup, not xmalloc/strcpy.
5931 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5933 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5935 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5937 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5939 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5941 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5943 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5945 (find_all_handler_type_matches): Likewise. Don't check return
5947 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5948 xmalloc, not malloc.
5949 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5951 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5952 (init_spec): Call xcalloc, not xmalloc/bzero.
5953 (set_spec): Call xstrdup, not save_string.
5954 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5955 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5956 (process_command): Call xstrdup, not save_string.
5957 (main): Call xcalloc, not xmalloc/bzero.
5959 * gcov.c (xmalloc): Don't define.
5960 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5961 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5962 (output_data): Call xcalloc, not xmalloc/bzero.
5964 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5966 * mips-tdump.c (xmalloc): Don't define.
5967 (print_symbol): Call xmalloc, not malloc.
5968 (read_tfile): Call xcalloc, not calloc.
5970 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5971 Don't define. All callers of xfree/my_strsignal changed to use
5972 free/strsignal instead.
5973 (allocate_cluster): Call xcalloc, not calloc.
5975 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5976 Fix memory leak, free allocated memory.
5978 * prefix.c (translate_name): Call xstrdup, not save_string.
5979 (update_path): Likewise.
5981 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5983 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5984 Don't define. Callers of xfree/savestring2 changed to use
5985 free/concat instead.
5987 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5988 (init_elim_table): Likewise.
5990 * resource.c (init_resource_info): Likewise.
5992 * stupid.c (stupid_life_analysis): Likewise.
5994 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5995 (open_dump_file): Call concat, not xmalloc/strcpy/...
5996 (clean_dump_file): Likewise.
5997 (compile_file): Call xstrdup, not xmalloc/strcpy.
5999 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
6001 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
6002 * v850.c (v850_va_arg): New.
6004 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6006 * haifa-sched.c: Tidy comments.
6008 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6010 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
6011 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
6012 $(out_object_file)): Depend on ggc.h.
6013 * c-common.c: Include "ggc.h".
6014 (combine_strings): If doing GC, use ggc_alloc_string.
6015 * c-decl.c: Include "ggc.h".
6016 (ggc_p): Define with value 0.
6017 (mark_binding_level): New function.
6018 (init_decl_processing): Add GC roots.
6019 (mark_c_function_context): New function.
6020 (lang_mark_false_label_stack): New function.
6021 (lang_mark_tree): New function.
6022 (lang_cleanup_tree): New function.
6023 * c-lang.c: Include "ggc.h".
6024 (lang_init): Call c_parse_init.
6025 * c-lex.c: Include "ggc.h".
6026 (check_linenum): If doing GC, don't copy filenames to permanent
6028 * c-parse.in: Include "ggc.h".
6029 (c_parse_init): New function.
6030 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
6031 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
6033 * except.c (mark_eh_state): Mark more state.
6034 * function.c (mark_function_state): Likewise.
6035 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
6036 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
6037 * toplev.c (mark_file_stack): New function.
6038 (compile_file): If doing GC, use ggc_alloc_string on input filename.
6039 (main): Add root for input_file_stack.
6041 * i386.c: Include "ggc.h".
6042 (ix86_mark_machine_status): New function.
6043 (override_options): Set mark_machine_status.
6045 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6047 * tree.c (copy_node): Copy node contents also if doing GC.
6049 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6051 * collect2.c (scan_libraries): Fix double-thinko :-).
6053 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
6055 * collect2.c (scan_libraries): Fix thinko.
6057 * cse.c (delete_trivially_dead_insns): Do not skip the last
6058 insn if it is a real insn.
6060 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
6062 * Makefile.in (ggc-simple.o): Depend on hash.h.
6063 * ggc.h (ggc_add_tree_hash_table_root): Declare.
6064 (ggc_mark_tree_varray): Likewise.
6065 (ggc_mark_tree_hash_table): Likewise.
6066 * ggc-simple.c: Include hash.h.
6067 (ggc_mark_tree_hash_table_ptr): New function.
6068 (ggc_mark_tree_hash_table_entry): Likewise.
6069 (ggc_mark_tree_hash_table): Likewise.
6070 (ggc_add_tree_hash_table_root): Likewise.
6071 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
6072 rtx, when defining fields.
6074 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6076 * profile.c (output_func_start_profiler): Remove apparently
6077 nonsensical call to start_sequence.
6079 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
6081 * clipper/clipper.c (clipper_va_start): Fix typos.
6083 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
6084 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
6085 (spur_va_arg): New stub.
6087 * configure.in: Comment out pyramid.
6089 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
6091 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
6092 don't conflict with the bits that win32, cygwin, and dgux
6095 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
6096 Bernd Schmidt <bernds@cygnus.co.uk>
6098 * integrate.c (function_cannot_inline_p): Do not inline
6099 functions with forced labels.
6101 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
6102 Bernd Schmidt <bernds@cygnus.co.uk>
6103 Mark Mitchell <mark@codesourcery.com>
6105 * Makefile.in (ggc-simple.o): Depend on varray.h.
6106 (rtl.o): Depend on ggc.h.
6107 (genattrtab.o): Depend on ggc.h.
6108 (print-tree.o): Likewise.
6109 (fold-const.o): Likewise.
6110 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
6111 (make_insn_raw): Don't cache insns when GC'ing.
6112 (emit_insn_before): Likewise.
6113 (emit_insn_after): Likewise.
6114 (emit_insn): Likewise.
6115 (start_sequence): Use xmalloc to allocate the sequence_stack.
6116 (end_sequence): Add free to free it.
6117 (gen_sequence): Don't cache insns when GC'ing.
6118 (clear_emit_caches): Don't use sequence_element_free_list.
6119 (init_emit): Use xcalloc, not xmalloc+bzero.
6120 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
6121 * function.c (pop_function_context_from): Use free to free the
6122 fixup_var_refs_queue.
6123 (put_reg_into_stack): Allocate it with xmalloc.
6124 * genattrtab.c: Include ggc.h.
6125 (operate_exp): Don't use obstack_free when GC'ing.
6126 (simplify_cond): Likewise.
6127 (simplify_text_exp): Likewise.
6128 (optimize_attrs): Likewise.
6129 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
6131 (gencode): Generate a #include for ggc.h.
6132 * ggc-callbacks.c (ggc_p): Define it to zero.
6133 * ggc-none.c (ggc_p): Likewise.
6134 * ggc-simple.c: Include varray.h.
6135 (ggc_mark_tree_varray): New function.
6136 (ggc_add_tree_varray_root): Likewise.
6137 (ggc_mark_tree_varray_ptr): Likewise.
6138 * ggc.h (ggc_p): Declare.
6139 (varray_head_tag): Likewise.
6140 (ggc_add_tree_varray_root): Declare.
6141 * print-tree.c (print_node): Don't check for TREE_PERMANENT
6142 inconsistencies when GC'ing.
6143 * rtl.c: Include ggc.h.
6144 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
6145 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
6146 (rtx_free): Don't call obstack_free when GC'ing.
6147 * toplev.c (rest_of_compilation): Call ggc_collect after every
6149 * tree.c (push_obstacks): Do nothing, if GC'ing.
6150 (pop_obstacks_nochange): Likewise.
6151 (pop_obstacks): Likewise.
6152 (make_node): Use ggc_alloc_tree when GC'ing.
6153 (copy_node): Likewise.
6154 (get_identifier): Use ggc_alloc_string when GC'ing.
6155 (build_string): Likewise.
6156 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
6157 (tree_cons): Likewise.
6159 (type_hash_canon): Don't call obstack_free when GC'ing.
6161 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
6163 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
6164 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
6166 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
6167 Bernd Schmidt <bernds@cygnus.co.uk>
6168 Mark Mitchell <mark@codesourcery.com>
6170 * Makefile.in (stor-layout.o): Depend on ggc.h.
6171 (expr.o): Depend on ggc.h.
6172 (profile.o): Depend on ggc.h.
6173 (stor-layout.o): Depend on ggc.h.
6174 * emit-rtl.c (init_emit_once): Add gc roots.
6175 * expr.c: Include ggc.h.
6176 (emit_block_move): Add gc roots.
6177 (clear_storage): Likewise.
6178 * expr.h (init_stor_layout_once): New function.
6179 * profile.c: Include ggc.h.
6180 (init_arc_profiler): profiler_label is a root.
6181 * scan.c (make_sstring_space): Trust xrealloc to function
6182 correctly with first parameter NULL.
6183 * stor-layout.c: Include ggc.h.
6184 (set_sizetype): Add gc root.
6185 (init_stor_layout_once): New function.
6186 * toplev.c (compile_file): Call it.
6188 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
6189 Bernd Schmidt <bernds@cygnus.co.uk>
6190 Mark Mitchell <mark@codesourcery.com>
6192 * Makefile.in (tree.o): Depend on ggc.h.
6193 (varasm.o): Likewise.
6194 (function.o): Likewise.
6196 (except.o): Likewise.
6197 (optabs.o): Likewise.
6198 (emit-rtl.o): Likewise.
6199 * emit-rtl.c: Include ggc.h.
6200 (sequence_element_free_list): Remove, and all references.
6201 (mark_sequence): New functions.
6202 (mark_emit_state): New function.
6203 * except.c: Include ggc.h.
6204 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
6205 (mark_tree_label_node): New functions.
6206 (mark_eh_state): New function.
6207 * function.c: Include ggc.h.
6208 (mark_temp_slot, mark_function_chain): New functions.
6209 (mark_function_state): New function.
6210 (init_function_once): New function.
6211 * function.h (init_function_once): New function.
6212 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
6213 * ggc.h (label_node): Declare.
6214 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
6215 (lang_mark_false_label_stack): New function.
6216 (mark_temp_slot): Remove declaration.
6217 (mark_function_chain): Likewise.
6218 (mark_eh_state): Adjust prototype.
6219 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
6221 * optabs.c: Include ggc.h.
6222 (mark_optab): New function.
6223 (init_optabs): Add gc roots.
6224 * stmt.c: Include ggc.h.
6225 (mark_cond_nesting, mark_loop_nesting): New functions.
6226 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
6227 (mark_stmt_state): New function.
6228 * toplev.c (compile_file): Call init_function_once.
6229 * tree.c: Include ggc.h.
6230 (type_hash): Move declaration earlier in file.
6231 (TYPE_HASH_SIZE, type_hash_table): Likewise.
6232 (init_obstacks): Add gc roots.
6233 (mark_type_hash): New function.
6234 * varasm.c: Include ggc.h.
6235 (mark_pool_constant): New function.
6236 (mark_varasm_state): New function.
6238 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6240 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
6242 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6244 * c-decl.c (struct language_function): Renamed from struct c_function.
6246 (c_function_chain): Delete.
6247 (push_c_function_context): New arg F. Don't warn about nested
6248 functions here. Fill LANGUAGE elt of F. Delete code to update
6249 c_function_chain. Don't call push_function_context.
6250 (pop_c_function_context): New arg F. Restore from there instead of
6251 from c_function_chain. Don't call pop_function_context. Clear out
6252 LANGUAGE field of F when done.
6253 * c-lang.c: Include "function.h"
6254 (lang_init): Initialize save_lang_status and restore_lang_status.
6255 * c-parse.in (nested_function, nested_function_notype): Warn about
6256 nested functions. Call push_function_context/pop_function_context
6257 instead of the _c_ variants.
6258 * c-tree.h (push_c_function_context, pop_c_function_context): Update
6260 * Makefile.in (c-lang.o): Update dependencies.
6262 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
6263 regno_pointer_flag, regno_pointer_align.
6264 (gen_reg_rtx): Use xrealloc to enlarge them.
6265 (free_emit_status): New function.
6266 * function.c (mark_machine_status, mark_lang_status): New variables.
6267 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
6268 in some bits from assign_stack_local. All callers changed to use new
6270 (assign_stack_local): Just call assign_stack_local_1.
6271 (free_after_compilation): New function.
6272 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
6273 (trampoline_address): Likewise.
6274 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
6275 (prepare_function_start): Explicitly clear some more variables.
6276 * function.h (struct function): New elt can_garbage_collect.
6277 (mark_machine_status, mark_lang_status): Declare variables.
6278 (free_after_compilation, free_emit_status, free_varasm_status,
6279 init_varasm_status): Declare functions.
6280 * toplev.c (rest_of_compilation): Call free_after_compilation when
6281 done with the current function.
6282 * varasm.c (free_varasm_status): New function.
6284 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
6286 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
6287 (EXPAND_BUILTIN_VA_ARG): Define.
6288 * sparc.c (sparc_va_start): New.
6289 (sparc_va_arg): New.
6291 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6293 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
6295 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6297 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
6299 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
6301 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
6303 (ggc-callbacks.o): New target.
6304 * ggc-callbacks.c: New file.
6306 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6308 * expr.h: Collapse individual optab and libfunc vars to arrays.
6309 (optab_index, libfunc_index): New enumerations.
6310 (optab_table, libfunc_table): New arrays.
6311 Add accessor macros for both.
6313 * optabs.c (optab_table, libfunc_table): New.
6314 Delete declarations for individual optab and libfunc vars.
6316 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6318 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6320 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6322 * Makefile.in (GGC, GGC_LIB): New.
6323 (HOST_RTL): Include ggc-none.o.
6324 (ggc-simple.o): New target.
6325 (ggc-none.o): Likewise.
6326 * tree.h (tree_common): Add gc_mark.
6327 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6328 (struct rtvec_def): Add gc_mark.
6329 * emit-rtl.c (global_rtl): Update static initializers to contain
6330 enough initializers.
6331 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6332 * toplev.c (gc_time): New variable.
6333 (all_time): New variable.
6334 (compile_file): Print gc time.
6335 (print_time): Calculate percentage of the whole.
6337 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6339 Change obstack memory management and varasm constant pool handling so
6340 that nested functions are treated like any other functions.
6341 * function.c (init_machine_status): New variable.
6342 (push_function_context_to): Set contains_functions for the outer
6343 function. Don't call save_varasm_status.
6344 (pop_function_context_from): Don't call restore_varasm_status. Don't
6345 set current_function_contains_functions.
6346 (prepare_function_start): Call init_varasm_status rather than
6347 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6349 * function.h (struct function) Add field varasm. Delete fields
6350 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6351 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6352 (init_machine_status): Declare.
6353 (save_varasm_status, restore_varasm_status): Delete declarations.
6354 (save_tree_status, restore_tree_status): Delete last argument.
6355 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6356 code. All callers changed.
6357 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6358 save_constants_in_decl_trees, restore_constants, save_constants,
6359 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6361 (inlining): New variable.
6362 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6363 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6365 (save_for_inline_nocopy): Don't save constants.
6366 Don't set inl_emit field in current_function.
6367 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6368 function. Set new variable inlining before
6369 calling copy_rtx_and_substitute.
6370 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6371 constant pool references if inlining is nonzero.
6372 Delete ADDRESS and (most of the) CONST cases.
6373 (output_inline_function): Save and restore current_function/
6374 current_function_decl. Delete restore_constants code. Don't call
6375 init_const_rtx_hash_table.
6376 * output.h (init_const_rtx_hash_table): Don't declare.
6377 * rtl.h (struct function): Declare.
6378 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6379 * toplev.c (rest_of_compilation): Don't treat nested functions or
6380 functions containing them specially. Delete all code to deal with
6381 save_for_inline_copying.
6382 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6383 inline_obstacks): Delete variables.
6384 (save_tree_status): Lose arg CONTEXT. All callers changed.
6385 Simply allocate a new function_maybepermanent_obstack for the new
6386 function, delete all the special cases.
6387 Don't save inline_obstacks.
6388 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6389 Delete special handling for function_maybepermanent_obstack; simply
6391 Don't restore inline_obstacks.
6392 (permanent_allocation): Delete code that frees inline_obstacks.
6393 (print_inline_obstack_statistics): Delete function.
6394 (dump_tree_statistics): Don't call it.
6395 * varasm.c (struct varasm_status): New.
6396 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6397 last_pool, pool_offset, const_double_chain): Delete global
6398 variables, replace with accessor macros.
6399 (immed_double_const): Don't walk const_double_chain outside a
6400 function, but don't treat nested functions specially anymore.
6401 (immed_real_const_1): Likewise.
6402 (clear_const_double_mem): Don't treat nested functions specially.
6403 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6404 (save_varasm_status, restore_varasm_status): Delete functions.
6405 (init_varasm_status): New function.
6406 (force_const_mem): Don't treat nested functions specially.
6407 (find_pool_constant): Accept new arg F, search for constants in
6408 that function's pool rather than the current one. All callers
6410 (get_pool_constant_for_function, get_pool_mode_for_function): New
6413 * i386.c (init_386_machine_status): New function, mostly from
6414 clear_386_stack_locals.
6415 (struct machine_functions): Rename element names to avoid name
6417 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6418 macros, replacing global variables.
6419 (clear_386_stack_locals, save_386_machine_status,
6420 restore_386_machine_status): Delete functions.
6421 (override_options): Initialize init_machine_status.
6422 * i386.h (INIT_EXPANDERS): Delete macro.
6423 (save_386_machine_status, restore_386_machine_status,
6424 clear_386_stack_locals): Delete declarations.
6426 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6428 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6429 (doloop_begin): Simplify pattern and use emit_jump_insn.
6430 (doloop_end): Simplify pattern, switch operand order,
6431 and use emit_jump_insn.
6433 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6435 * function.h (struct function): Add new element LANGUAGE.
6436 (save_lang_status): Declare new variable.
6437 (restore_lang_status): Likewise.
6438 * function.c (save_lang_status): Define.
6439 (restore_lang_status): Likewise.
6440 (push_function_context_to): Call language-specific save function.
6441 (pop_function_context_from): Call language-specific restore function.
6443 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6445 * i386.md (movsf_1): Check REG_P before use of REGNO.
6446 (movdf_1): Likewise.
6447 (movxf_1): Likewise.
6448 (extendsfdf2): Likewise.
6449 (extendsfxf2): Likewise.
6450 (extenddfxf2): Likewise.
6452 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6454 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6455 constants into memory.
6456 (c4x_shiftable_constant): New function.
6457 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6458 (c4x_shiftable_constant): Declare.
6459 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6460 ashlqi3_noclobber): Add new patterns and associated splitters.
6462 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6464 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6465 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6466 * final.c (shorten_branches): Likewise.
6467 * global.c (global_alloc): Likewise.
6468 * haifa-sched.c (build_control_flow): Likewise.
6469 * stmt.c (check_for_full_enumeration_handling): Likewise.
6470 (estimate_case_costs): Likewise.
6472 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6474 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6476 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6478 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6479 (recompute_reg_usage): Likewise.
6480 * rtlanal.c (find_regno_fusage): Likewise.
6482 * rtl.c (rtl_check_failed_code1): New function.
6483 (rtl_check_failed_code2): New.
6484 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6485 (RTL_CHECKC1, RTL_CHECKC2): New.
6486 (XC*): New accessor macros.
6487 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6488 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6489 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6490 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6491 (TRAP_*, RANGE_INFO_*): Likewise.
6493 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6495 * Makefile.in (tlink.o): Don't depend on toplev.h.
6497 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6498 output_file, nm_file_name, ldd_file_name, strip_file_name,
6499 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6500 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6501 fork_execute, maybe_unlink, add_to_list,
6502 extract_init_priority, write_list, dump_list,
6503 dump_prefix_list, write_list_with_asm, write_c_file,
6504 write_c_file_stat, write_c_file_glob, scan_prog_file,
6505 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6506 ignore_library, extract_string, notice, dump_file, target_machine,
6507 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6508 read_file, print_load_command): Constify a char*.
6509 (fdopen, error, fatal, fatal_perror): Don't prototype.
6510 (my_strerror): Remove. All callers use xstrerror instead.
6511 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6512 (main): Add prototype. Constify lots of char* ptrs. Change calls
6513 to xcalloc/strcpy/strcat/... to one call to concat.
6514 (main, scan_prog_file, scan_libraries): Use an intermediate
6515 `const char **' to build an argv array.
6516 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6518 * collect2.h (collect_execute, collect_wait, dump_file,
6519 file_exists): Constify a char*.
6520 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6521 temporary_firstobj, vflag, debug): Add extern declarations.
6522 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6524 * tlink.c: Don't include toplev.h.
6525 (vflag, debug, ldout, c_file_name, temporary_obstack,
6526 permanent_obstack, temporary_firstobj): Don't declare.
6527 (tlink_execute, frob_extension, symbol_hash_lookup,
6528 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6529 recompile_files, read_repo_files, demangle_new_symbols,
6530 scan_linker_output): Constify a char*.
6531 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6532 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6534 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6536 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6537 (relative) rather than jsr (absolute) subroutine call insns.
6538 * config/m68k/m68k-coff.h: Ditto.
6540 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6542 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6543 now rework these too.
6544 (arm_reorg): If an insn can't reach the end of the current pool,
6545 ensure that we emit that pool before the insn.
6547 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6549 * tlink.c (scan_linker_output): Skip the initial underscore in
6550 a mangled name if appropriate.
6552 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6554 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6555 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6556 error_with_ivar, gen_declarator, create_builtin_decl,
6557 my_build_string, generate_descriptor_table, generate_ivars_list,
6558 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6559 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6560 dump_base_name, lang_decode_option, build_encode_expr,
6561 start_class, finish_class, encode_pointer, really_start_method,
6562 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6564 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6565 Add static prototypes.
6566 (build_objc_string_decl, build_selector_reference_decl,
6567 encode_bitfield, build_class_reference_decl): Remove unused
6568 parameter, all callers changed.
6569 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6570 (objc_printable_name): Likewise. Change second parameter to type int.
6571 (init_objc): Use memcpy, not bcopy, to avoid casts.
6573 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6575 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6576 reg notes on a deleted insn.
6577 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6579 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6581 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6583 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6585 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6588 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6590 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6591 * tm.texi (MD_ASM_CLOBBERS): Document it.
6593 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6595 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6596 * except.c (expand_rethrow): Remove unused variable.
6597 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6598 * flow.c (replace_insns): Likewise.
6599 (create_edge_list, verify_edge_list): Likewise.
6600 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6602 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6603 is special code to run.
6604 (main): Don't define operands to emit_operand.
6605 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6607 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6609 * alpha/alpha.h (normal_memory_operand): Declare.
6610 (reg_no_subreg_operand): Declare.
6611 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6613 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6615 * c-parse.in (compstmt_primary_start): New, broken out of first
6616 part of compstmt handling in primary.
6617 (primary): Use it. Add an error clause.
6618 (compstmt_nostart): Renamed from compstmt; remove all
6619 initial invocations of compstmt_start.
6622 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6624 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6627 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6629 * combine.c (simplify_shift_const): Remove extra semicolon.
6630 * dwarf2out.c (remove_AT): Likewise.
6631 * expmed.c (expand_mult): Likewise.
6632 * gcov.c (create_program_flow_graph): Likewise.
6633 * reorg.c (mostly_true_jump): Likewise.
6635 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6637 * fold-const.c (fold_range_test): Do not try to fold the range
6638 test if the rhs or lhs has side effects.
6640 * combine.c (simplify_rtx): Recognize another case of a synthesized
6643 * varasm.c (mark_constant_pool): When marking indirect references,
6644 only look at SYMBOL_REFs.
6646 * except.c (expand_fixup_region_end): Do not peek at
6647 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6649 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6651 * flags.h: New variables align_loops, align_loops_log,
6652 align_jumps, align_jumps_log, align_labels, align_labels_log,
6653 align_functions, align_functions_log.
6654 * toplev.c: Define them.
6655 (f_options): Handle -falign-* when they have no argument.
6656 (main): Add logic to set variables for -falign-functions,
6657 -falign-jumps, -falign-labels, -falign-loops.
6658 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6659 (display_help): Change help to match options.
6660 * final.c (LABEL_ALIGN): Default to align_labels_log.
6661 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6662 (LOOP_ALIGN): Default to align_loops_log.
6663 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6664 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6665 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6666 * varasm.c (assemble_start_function): Handle align_functions.
6668 * config/sparc/sparc.h: Don't declare sparc_align_*.
6669 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6670 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6672 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6674 * config/sparc/sparc.c: Delete sparc_align_loops,
6675 sparc_align_jumps, sparc_align_funcs and the corresponding string
6677 (sparc_override_options): Default align_functions on ultrasparc.
6678 Delete -malign-* handling.
6680 * config/mips/mips.c (override_options): On 64-bit targets,
6681 try to align code to 64-bit boundaries.
6682 (print_operand): New substitution, %~,
6683 which aligns labels to align_labels_log.
6684 * config/mips/mips.md (div_trap_normal): Use %~.
6685 (div_trap_mips16): Likewise.
6690 (ashldi3_internal): Likewise.
6691 (ashrdi3_internal): Likewise.
6692 (lshrdi3_internal): Likewise.
6693 (casesi_internal): Likewise.
6695 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6697 Merge new ia32 backend from the branch!
6699 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6700 See ChangeLog.P2 on new_ia32_branch for details.
6702 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6703 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6704 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6705 * i386/gas.h (ASM_FILE_START): Define.
6706 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6707 for name change of ix86_valid_decl_attribute_p.
6708 (i386_pe_valid_type_attribute_p): Similarly.
6710 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6712 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6713 to step through CC modes.
6715 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6717 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6718 it would end up in the shadow of a live flags regsiter.
6720 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6722 * reload1.c: Fix many indentation problems.
6723 * reload.c: Likewise.
6725 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6727 * alias.c (non_local_reference_p): Constify fmt.
6729 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6731 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6733 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6735 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6736 the internal_arg_pointer.
6738 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6740 Merge peephole2 from new_ia32_branch:
6741 * Makefile.in (STAGESTUFF): Add *.peephole2.
6742 (mostlyclean): Likewise.
6743 (recog.o): Depend on resource.h.
6745 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6746 (final_scan_insn): Likewise for the invocation of peephole.
6747 * genconfig.c (main): Look for peephole and peephole2 patterns.
6748 Emit HAVE_peephole* accordingly.
6749 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6750 * flags.h (flag_peephole2): Declare.
6751 * toplev.c: New pass peephole2. New flag -fpeephole2.
6753 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6754 * gencodes.c (main): Likewise.
6755 * genextract.c (main): Likewise.
6756 * genoutput.c (main): Likewise.
6757 * genemit.c (max_operand_1): Look for the max scratch operand.
6758 (gen_rtx_scratch): New.
6759 (gen_exp): Use it, and pass on new arg subroutine_type.
6760 (gen_expand): Take max scratch into account.
6761 (gen_split): Emit peephole2 functions.
6762 (output_peephole2_scratch): New.
6763 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6764 * genrecog.c (routine_type): Add PEEPHOLE2.
6766 (make_insn_sequence): Match outer parallel for peep2. Discard
6767 top level scratches and dups.
6768 (add_to_sequence): New args insn_type and top. Update all callers.
6769 Handle toplevel peep2 matching insns.
6770 (write_subroutine): Handle peep2.
6771 (write_tree_1): Likewise.
6772 (write_tree): Likewise.
6774 (change_state): New arg afterward. Update all callers.
6775 Handle matching separate insns.
6776 * recog.c (recog_next_insn): New.
6777 (peephole2_optimize): New.
6778 * rtl.def (DEFINE_PEEPHOLE2): New.
6779 * resource.c (find_free_register): New argument last_insn. Use it
6780 to find a register available through the entire span.
6781 * resource.h (find_free_register): Update prototype.
6783 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6785 * i386.c (output_strlen_unroll): Don't write xops[7]
6786 label if it wasn't set.
6788 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6790 * cpplib.c (struct directive): Const-ify name pointer and
6791 function pointer prototype.
6792 (validate_else, do_define, do_line, do_include, do_undef,
6793 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6794 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6795 do_warning): Const-ify second arg.
6796 (directive_table): Mark const. Reorder entries by frequency
6797 of usage, record statistics.
6799 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6801 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6802 bounds- check RTL accesses if --enable-checking.
6803 (RTVEC_ELT): Bounds check if --enable-checking.
6804 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6805 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6806 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6808 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6809 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6811 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6812 (NOTE_SOURCE_FILE): Use X0STR.
6813 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6814 MEM_ALIAS_SET): Use X0INT.
6815 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6816 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6818 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6819 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6820 (rtl_check_failed_bounds, rtl_check_failed_type1,
6821 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6823 (fancy_abort): Fix comment.
6825 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6826 (cse_insn): Decrement LABEL_NUSES for jump target before
6828 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6829 * final.c (alter_subreg): Compute regno before changing x to
6830 REG; set REGNO(x) after changing it.
6831 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6832 notes containing CONST_INTs.
6833 (delete_eh_regions): Use NOTE_EH_HANDLER.
6834 * function.c (put_reg_into_stack): Make reg a MEM before
6836 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6838 (gen_mem_addressof): Make reg a MEM before initializing it.
6839 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6841 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6842 deleting an insn, not after.
6843 (block_alloc): Only look at PATTERN(insn) if we have to, and
6844 only if it's format class 'i'.
6845 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6846 CONST_INT before using its INTVAL.
6847 * print-rtl.c (print_rtx): Use X0STR.
6848 * regmove.c (fixup_match_1): Don't look at PATTERN of
6849 non-class-'i' insn chain elements.
6850 * reload.c (loc_mentioned_in_p): Take address of
6851 in->fld[1].rtx directly.
6852 * reload1.c (reload): Change reg to a MEM before initializing
6854 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6856 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6858 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6860 * config/mips/mips.c (machine_dependent_reorg): Force a
6861 barrier to output the local constant pool if a barrier hasn't
6862 been found at a natural point in the instruction stream.
6864 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6866 * c-parse.in (language_string): Constify.
6868 * dwarf2out.c (language_string): Remove declaration.
6870 * dwarfout.c (language_string): Likewise.
6872 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6874 * tree.h (language_string, init_parse, finish_parse): Declare.
6876 * i386/sun386.h (language_string): Remove declaration.
6878 * mips.h (language_string): Likewise.
6880 * nextstep.h (language_string): Likewise.
6882 * nextstep21.h (language_string): Likewise.
6884 * rs6000.c (language_string): Likewise.
6886 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6888 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6889 (getpwd.o): Remove target.
6891 * getpwd.c: Delete file. Its in libiberty now.
6893 * dbxout.c (getpwd): Don't prototype.
6894 * dwarf2out.c (getpwd): Likewise
6895 * dwarfout.c (getpwd): Likewise
6896 * final.c (getpwd): Likewise.
6897 * protoize.c (getpwd): Likewise.
6899 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6901 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6903 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6905 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6908 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6910 * fixinc/Makefile.in (subdir): New.
6911 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6914 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6916 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6917 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6920 * invoke.texi: Fix typo.
6922 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6923 changed. Handle autoincrement addressing modes.
6925 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6926 just like we would the virtual incoming args register when
6929 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6931 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6932 path, in .file directive.
6934 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6936 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6939 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6941 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6944 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6946 * tree.c (tree_code_name): Constify a char*.
6948 * tree.h (tree_code_name, decl_printable_name): Likewise.
6950 * function.h (struct function): Likewise.
6952 * toplev.c (decl_name, decl_printable_name): Likewise.
6954 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6956 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6957 (init_objc): Remove function pointer cast.
6959 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6961 * pa.md (interspace_jump): New pattern.
6962 (builtin_longjmp): New expander.
6964 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6966 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6967 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6968 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6970 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6972 * jump.c (delete_prior_computation): Also check calls
6973 to constant functions. Don't bother checking for a
6974 REG_UNUSED note before adding it.
6975 (delete_computation): Handle multi-word hard registers
6976 when synthesizing missing REG_DEAD notes for a register
6977 which is both set and used by an insn.
6979 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6981 * loop.c (this_loop_info): New variable.
6982 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6983 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6985 (prescan_loop, strength_reduce): New argument loop_info. All callers
6987 (scan_loop): New variable loop_info, initialise to address of
6989 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6990 Delete variable loop_has_multiple_exit targets and replace with
6991 field in this_loop_info.
6992 (find_and_verify_loops): Rename this_loop to this_loop_num.
6993 (strength_reduce): Delete loop_iteration_info. Replace variable
6994 loop_info with function argument of same name.
6995 (insert_bct): Rework test for loop being completely unrolled.
6997 * loop.h (struct loop_info): New fields num, loops_enclosed,
6998 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6999 has_indirect_jump, and cont. Redefine use of unroll_number.
7000 (loop_unroll_number): Delete.
7002 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
7004 (loop_iterations): Delete variable vtop and instead use
7005 loop_info->vtop computed in prescan_loop.
7007 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
7009 * fix-header.c (main): Do not pass a null pointer to strcmp.
7011 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
7013 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
7015 * configure: Rebuilt.
7017 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
7019 * jump.c (jump_optimize_1): Do not delete assignments to
7020 internal_arg_pointer.
7021 * cse.c (delete_trivially_dead_insns): Always consider a set of
7022 the internal_arg_pointer live.
7024 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
7026 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
7027 (update_life_info) [REG_WAS_0]: Search the original insns rather
7028 than the new insns for the note. Fix typos finding note_dest.
7029 If no dest found, discard the note rather than abort.
7030 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
7031 (replace_insns): Remove the old insn list after update_life_info
7034 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
7036 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
7038 (sched_analyze_1): Let add_dependence care for not adding dups.
7039 (sched_analyze_2): Likewise.
7040 (add_branch_dependences): Likewise.
7042 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
7044 * i386/winnt.c (export_list): New type.
7045 (exports_head): Rename to
7046 (export_head): this.
7047 (i386_pe_record_exported_symbol): Add is_data flag.
7048 (i386_pe_asm_file_end): Emit directive for exported variables.
7049 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
7051 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
7052 (ASM_DECLARE_OBJECT_NAME): Likewise.
7053 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7054 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7056 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
7058 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
7060 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
7063 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
7065 * config/openbsd.h: Define SET_ASM_OP.
7066 * tm.texi: cross-reference SET_ASM_OP in the index.
7068 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
7070 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
7071 for a CONST_DOUBLE, at compile time. Initialize rtx_length
7072 and class_narrowest_mode at compile time. Kill init_rtl.
7073 Mark rtx_length, mode_class, mode_size, mode_unit_size,
7074 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
7075 rtx_format as const. Kill all references to EXTRA_CC_MODES or
7077 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
7079 * rtl.h: Declare rtx_length and rtx_format as const.
7080 * machmode.def: Define CC(). Use CC() to define CCmode. If
7081 EXTRA_CC_MODES is defined, expand it here.
7082 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
7083 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
7084 const. Kill all references to EXTRA_CC_MODES.
7086 * toplev.c: Don't prototype or call init_rtl.
7087 * optabs.c: Don't call init_mov_optab.
7088 * genemit.c: Don't generate init_mov_optab. Don't call
7090 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
7092 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
7093 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
7094 genrecog.c: Don't call init_rtl.
7096 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
7097 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
7098 definition of EXTRA_CC_MODES.
7100 * md.texi: Kill ref to EXTRA_CC_NAMES.
7101 * tm.texi: Document new way to define EXTRA_CC_MODES.
7103 * genrecog.c: Do not look up the name of a define_split.
7106 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
7108 * config/v850/v850.md: Fix typo introduced by previous delta.
7110 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7112 * gcc.c (fatal): Make definition static to match prototype.
7114 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7116 * combine.c (get_last_value): Don't look for earlier sets if the last
7117 known set is somewhere in between the insns being combined.
7119 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
7121 * configure.in: Don't use shell ! to negate exit codes
7122 * configure: Regenerate
7124 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
7126 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
7127 the fact that ALIGN is measured in bits, not bytes.
7129 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
7131 * errors.c: New file; defines functions error, warning, and
7132 fatal, variables have_error and progname.
7133 * errors.h: New file; prototypes and decls for stuff in errors.c.
7135 * Makefile: Add rules to build errors.o and
7136 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
7137 genopinit, genrecog, genextract, genpeep, genattr, and
7138 genoutput with errors.o. Add errors.h to deps of genconfig.o,
7139 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
7140 genpeep.o, genattr.o, and genoutput.o.
7142 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
7143 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
7144 define or prototype fatal. Set progname at beginning of main.
7145 * genoutput.c: Likewise, and don't define or prototype error
7148 * c-typeck.c (c_expand_start_case): Return immediately if exp
7150 * fold-const.c (operand_equal_p): Return immediately if arg1
7151 or arg0 are ERROR_MARKs.
7152 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
7153 fields of type ERROR_MARK when calculating if the record can
7156 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
7157 with much help from Jeffrey A Law and Richard Henderson
7159 * i386.md: In the 6 insns which call output_fix_trunc,
7160 earlyclobber operands[0].
7162 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
7164 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
7165 creating new registers.
7167 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
7169 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
7170 i386_reg_alloc_order, i386_regparm_string,
7171 i386_align_loops_string, i386_align_jumps_string,
7172 i386_align_funcs_string, i386_preferred_stack_boundary_string,
7173 and i386_branch_cost_string as type "const char *".
7174 * i386.c: Define all above strings as type "const char *".
7176 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
7178 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
7179 when emitting alignment padding. Emit padding byte of 0 instead of 4.
7181 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7183 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
7184 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
7186 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
7188 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
7189 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
7190 (dwarf2out_line, dwarf2out_finish): Likewise.
7191 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
7193 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
7195 * tree.c (lang_unsave_expr_now) : Correct return type.
7196 * tree.h (lang_unsave_expr_now) : Same.
7198 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
7200 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
7201 instead of duplicating code.
7203 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7205 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
7207 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
7209 * tree.h: fancy_abort always takes three args.
7210 * resource.c: Move include of system.h before toplev.h.
7212 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
7214 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
7217 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
7219 * system.h: Don't redefine abort or trim_filename.
7220 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
7221 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
7222 whether or not __FUNCTION__ is available.
7223 * tree.h: Duplicate rtl.h's definition of abort, for files
7224 that don't include rtl.h. Delete all code to perform type
7225 checking with a compiler other than GCC.
7226 * varray.h: Delete all code to perform type checking with a
7227 compiler other than GCC. Make VARRAY_CHECK() always evaluate
7228 its arguments exactly once, using a statement expression.
7229 Adjust the VARRAY_<type> accessor macros to match.
7230 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
7231 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
7232 caller's location. Define fatal_insn and fatal_insn_not_found
7233 as macros that use _fatal_insn and _fatal_insn_not_found.
7234 (fancy_abort, trim_filename): Kill prototypes.
7236 * rtl.c (trim_filename): Move here from toplev.c.
7237 (fancy_abort): New function.
7238 (DIR_SEPARATOR): Provide default definition.
7239 * tree.c (tree_check_failed, tree_class_check_failed): Go
7240 through fancy_abort.
7241 (tree_check, tree_class_check, cst_or_constructor_check,
7242 expr_check): Delete.
7243 * varray.c (varray_check_failed): New function.
7244 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
7245 _fatal_insn and _fatal_insn_not_found. Go through
7247 (trim_filename, fancy_abort): Delete.
7249 * builtins.c (expand_builtin_args_info): Report ICE with abort.
7250 * except.c (start_catch_handler): Report ICE with error/abort
7252 * final.c (output_operand_lossage): Likewise.
7253 * flow.c (verify_flow_info): Likewise.
7255 * gcc.c: Prototype fatal.
7256 * gengenrtl.c: Undef abort after including rtl.h not system.h.
7257 * genattr.c, genattrtab.c, genemit.c, genextract.c,
7258 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
7259 Don't define fancy_abort.
7261 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
7263 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
7266 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
7268 * m88k.h (VERSION_INFO2): Kill.
7269 (VERSION_STRING): Kill.
7271 (VERSION_INFO1): Tidy.
7272 (TARGET_VERSION): Update.
7273 * m88k/dgux.h (VERSION_INFO2): Kill.
7274 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
7275 * m88k/luna.h (VERSION_INFO1): Tidy.
7276 * m88k/sysv4.h (VERSION_INFO1): Likewise.
7277 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
7278 (output_file_start): Adjust for death of VERSION_STRING.
7280 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
7282 * cpplib.c (detect_if_not_defined): New function.
7283 (do_if): Use it to detect potential once-only headers.
7285 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
7287 * c-common.c (combine_strings): Always set TREE_CONSTANT.
7289 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7291 * combine.c (nonzero_bits) : Allow single-ly set registers to be
7292 anywere in the function only if they are pseudos and set before
7293 being used (not live at the start of the function).
7294 (num_sign_bit_copies) : Same.
7295 (get_last_value_validate) : Same.
7296 (get_last_value) : Same.
7298 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
7300 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
7301 where N and M are constant and N is an integer multiple of M.
7303 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7305 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
7306 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7307 sbitmap_union_of_preds): Add prototypes.
7308 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
7309 the intersection of successors with the new flow graph structures.
7310 (sbitmap_intersection_of_preds): New function to compute the
7311 intersection of predecessors with the new flow graph structures.
7312 (sbitmap_union_of_succs): New function to compute the union of
7313 successors with the new flow graph structures.
7314 (sbitmap_union_of_preds): New function to compute the union of
7315 predecessors with the new flow graph structures.
7316 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7317 (expr_reaches_here_p): Use edge and basic_block structures instead
7318 of s_preds and s_succs.
7319 (compute_cprop_avinout): Use new sbitmap routines.
7320 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7321 of s_preds and s_succs.
7322 * flow.c (compute_flow_dominators): Compute dominators using
7323 edges and basic blocks instead of s_preds and s_succs.
7325 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7327 * lists.c (unused_insn_list, unused_expr_list): New file for
7328 maintaining various types of lists. New statics for maintaining a
7329 cache of available INSN_LIST and EXPR_LIST nodes.
7330 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7331 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7332 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7333 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7334 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7335 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7336 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7337 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7338 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7339 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7340 (remove_dependence, free_pending_lists): Use new global routines.
7341 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7342 (sched_analyze, compute_block_backward_dependences): Use new routines.
7343 (sched_analyze_1, sched_analyze_2): Use new routines.
7344 (schedule_insns): Use new global routines.
7345 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7347 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7348 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7350 * toplev.c (rest_of_compilation): Initialize node cache.
7351 * Makefile.in (OBJS): Add lists.o to list of object files.
7352 (lists.o): Add dependancies.
7354 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7356 * config/v850/v850.md: Fix compile time warning messages.
7357 * config/v850/v850.c: Fix compile time warning messages.
7358 * config/v850/v850.h: Fix compile time warning messages.
7360 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7362 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7363 Remove unused prototype for `init_lengths'.
7365 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7367 * calls.c (emit_call_1): Mark parameter `stack_size' with
7369 (expand_call): Initialize variable `insn'.
7370 (emit_library_call): Likewise for variable `high_to_save'.
7371 (emit_library_call_value): Likewise.
7372 (store_one_arg): Likewise for variables `lower_bound' and
7375 * combine.c (try_combine): Likewise for variables `i2_code_number'
7376 and `other_code_number'.
7377 (find_split_point): Likewise for variables `pos', `unsignedp' and
7379 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7380 (simplify_and_const_int): Remove unused variable `width'.
7381 (merge_outer_ops): Likewise.
7383 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7384 HOST_WIDE_INT' when comparing against one.
7385 (simplify_relational_operation): Likewise.
7386 (cse_insn): Initialize variables `src_eqv_volatile',
7387 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7389 * final.c (init_final): Constify parameter `filename'.
7390 (final_start_function): Mark parameter `optimize' with
7392 (profile_function): Likewise for parameters `first' and `optimize'.
7393 (output_source_line): Likewise for parameter `file'.
7395 * integrate.c (subst_constants): Cast a value to `size_t' when
7396 comparing against one.
7397 (mark_stores): Initialize variable `mode'. Cast a value to
7398 `size_t' when comparing against one.
7400 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7402 * loop.c (move_movables): Initialize variable `first'.
7403 (strength_reduce): Likewise for variable `increment'.
7404 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7405 value to `size_t' when comparing against one.
7406 (load_mems): Initialize variable `end_label'.
7408 * output.h (init_final): Constify parameter.
7410 * reload.c (decompose): Initialize variable `base'.
7412 * reload1.c (reload): Likewise for variable `is_scalar'.
7413 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7414 (choose_reload_regs): Initialize variable `mode'.
7415 (emit_reload_insns): Likewise for variable `store_insn'.
7416 (reload_cse_noop_set_p): Mark parameter `insn' with
7418 (reload_combine): Initialize variable `set'.
7420 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7421 (copy_loop_body): Cast a value to `size_t' when comparing against
7424 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7425 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7426 (remove_from_pending_weak_list): Mark parameter `name' with
7429 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7431 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7434 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7436 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7437 (ASM_DECLARE_FUNCTION_NAME): Define.
7438 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7439 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7440 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7441 not already defined.
7443 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7445 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7446 of n_popped when call/call_value are not defined.
7448 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7450 * tm.texi: GNU CC -> GCC conversion.
7451 (CC1_SPEC): Indicate it is used for all language front ends.
7453 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7455 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7456 NOTE_INSN_EH_REGION_END correctly.
7458 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7459 Jeff Law <law@cygnus.com>
7461 * loop.c (strength_reduce): Automatically unroll loops if the
7462 unrolled loop size is smaller than the rolled loop size.
7464 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7465 and delete comment that code should be rewritten.
7467 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7469 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7472 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7474 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7476 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7477 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7478 (LINK_SPEC): Add -u _main when building executables.
7479 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7480 (ASM_FILE_END): Use the default for ix86-pe.
7481 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7483 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7485 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7486 and ASM_CLOSE_PAREN are empty strings.
7488 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7489 Geoffrey Keating <geoffk@cygnus.com>
7491 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7492 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7493 (unprotoize.o): Ditto.
7494 (test-protoize-simple): Don't define STD_PROTO_DIR.
7495 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7496 changes to make 'test-protoize-simple' pass.
7497 (STD_PROTO_DIR): Remove define.
7498 (STANDARD_EXEC_PREFIX): Supply default define.
7499 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7500 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7501 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7502 (GET_ENV_PATH_LIST): New macro.
7503 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7504 (do_processing): Initialize default_syscalls_dir using new
7505 macros. Use it to initialize syscalls_absolute_filename.
7507 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7509 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7510 B into a register before emit_conditional_move.
7512 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7514 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7515 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7516 multiplicand out of (+ (* a b) (* c d)).
7518 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7519 Richard Henderson <rth@cygnus.com>
7521 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7522 (new_insn_dead_notes): Likewise.
7523 (update_n_sets): Likewise.
7524 (update_flow_info): Move to flow.c, renamed to update_life_info;
7525 extend to handle multiple source insns.
7526 * flow.c: Include resource.h
7527 (unlink_insn_chain): New.
7528 (split_hard_reg_notes): New.
7529 (maybe_add_dead_note): New.
7530 (maybe_add_dead_note_use): New.
7531 (find_insn_with_note): New.
7532 (new_insn_dead_notes): New.
7533 (update_n_sets): New.
7534 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7535 (maybe_remove_dead_notes): New.
7536 (update_life_info): New.
7537 (prepend_reg_notes): New.
7538 (replace_insns): New.
7539 * output.h (update_life_info): Declare.
7540 * recog.c (split_block_insns): Use update_life_info.
7541 * resource.c (find_free_register): Use reg_alloc_order, don't use
7542 fixed regs, make sure the mode is supported, don't use new regs.
7544 * rtl.h (replace_insns): Declare.
7546 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7548 * expr.c (expand_expr): Cope with COND_EXPRs with one
7549 non-returning branch.
7551 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7553 * expr.c (store_expr): Always pass down the target, even when not
7556 1999-08-24 Nick Clifton <nickc@cygnus.com>
7558 * configure.in: Define target_cpu_default for v850 targets.
7559 * configure: Regenerate
7561 * config/v850/v850.h (TARGET_CPU_generic): Define.
7562 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7563 addresses are 4 byte aligned.
7565 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7568 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7570 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7571 (main): Add prototypes.
7573 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7574 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7575 (write_attr_get): Emit prototypes along with function definition.
7576 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7577 (write_complex_function): Emit static prototype along with
7578 function definition.
7580 * genemit.c (gen_split): Emit prototypes along with function
7583 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7584 Likewise for predicates and `insn_operand_predicate'.
7585 (process_template): Emit static prototype along with function
7588 * genrecog.c (make_insn_sequence): Constify a char*. Add
7589 prototypes for get_split_*().
7590 (write_subroutine): Emit prototypes along with function
7593 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7595 * gcse.c (find_avail_set): Follow chains of register-register copies.
7596 Use oprs_not_set_p to guarantee that the returned value can be
7598 (cprop_insn): Don't verify the return value of find_avail_set with
7601 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7602 (cprop_cc0_jump): New function.
7603 (cprop_insn): Break out new function cprop_jump and use it.
7604 Also use cprop_cc0_jump for machines with CC0.
7605 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7607 * tree.h (current_function_calls_setjmp,
7608 current_function_calls_longjmp): Delete declarations.
7609 * dsp16xx.c: Include "function.h".
7610 * elxsi.c: Likewise.
7611 * gmicro.c: Likewise.
7612 * h8300.c: Likewise.
7615 * mn10200.c: Likewise.
7616 * mn10300.c: Likewise.
7617 * ns32k.c: Likewise.
7621 * rtl.h (rtx_equal_function_value_matters): Declare.
7622 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7624 * function.c: Likewise.
7625 * emit-rtl.c: Likewise.
7627 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7629 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7632 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7634 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7637 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7639 * cpp.texi: Add a node documenting macro varargs (copied
7642 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7644 * cppspec.c: Put a null pointer at the end of the new argv.
7646 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7648 * configure.in: Remove code to select/de-select the haifa
7649 scheduler. Every scheduled port gets haifa now.
7650 * configure: Rebuilt.
7651 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7653 * Makefile.in: Corresponding changes.
7655 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7657 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7658 All callers changed.
7659 (prepare_float_lib_cmp): Likewise.
7660 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7661 * expr.h (emit_float_lib_cmp): Delete declaration.
7662 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7663 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7664 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7666 (cmptf): Now conditional on TARGET_HARD_QUAD.
7668 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7670 * resource.c (mark_target_live_regs): Use
7671 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7673 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7675 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7677 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7679 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7681 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7683 * rtl.h (rtx_format): Constify a char*.
7685 * rtl.c (rtx_format): Likewise.
7686 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7687 (init_rtl): Use accessor macro, not `rtx_format'.
7689 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7692 * caller-save.c (mark_referenced_regs): Likewise.
7694 * combine.c (subst, make_compound_operation, known_cond,
7695 gen_rtx_combine, update_table_tick, get_last_value_validate,
7696 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7698 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7699 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7700 count_reg_usage): Likewise.
7702 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7705 * final.c (leaf_renumber_regs_insn): Likewise.
7707 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7708 dump_edge_info, count_reg_references): Likewise.
7710 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7711 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7714 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7715 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7716 add_label_notes): Likewise.
7718 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7719 clear_struct_flag, count_sub_rtxs, count_alternatives,
7720 compares_alternatives_p, contained_in_p, walk_attr_value,
7721 write_expr_attr_cache): Likewise.
7723 * genconfig.c (walk_insn_part): Likewise.
7725 * genemit.c (max_operand_1, gen_exp): Likewise.
7727 * genextract.c (walk_rtx): Likewise.
7729 * genflags.c (num_operands): Likewise.
7731 * genoutput.c (scan_operands): Likewise.
7733 * genpeep.c (match_rtx): Likewise.
7735 * genrecog.c (add_to_sequence): Likewise.
7737 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7740 * integrate.c (save_constants, copy_for_inline,
7741 copy_rtx_and_substitute, subst_constants, restore_constants):
7744 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7745 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7747 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7750 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7751 add_label_notes, replace_call_address, count_nonfixed_reads,
7752 invariant_p, find_single_use_in_loop, find_mem_givs,
7753 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7756 * print-rtl.c (reg_names, print_rtx): Likewise.
7758 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7760 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7761 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7762 print_blocks): Likewise.
7764 * regclass.c (fix_register, record_address_regs,
7765 reg_scan_mark_refs): Likewise.
7767 * regmove.c (stable_but_for_p): Likewise.
7769 * reload.c (loc_mentioned_in_p, operands_match_p,
7770 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7771 copy_replacements, refers_to_regno_for_reload_p,
7772 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7773 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7776 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7777 delete_address_reloads_1, count_occurrences,
7778 reload_cse_mem_conflict_p, reload_combine_note_use,
7779 add_auto_inc_notes): Likewise.
7781 * resource.c (mark_referenced_resources, mark_set_resources):
7784 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7785 reg_mentioned_p, regs_set_between_p, modified_between_p,
7786 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7787 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7788 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7789 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7791 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7793 * stupid.c (stupid_mark_refs): Likewise.
7795 * unroll.c (remap_split_bivs): Likewise.
7797 * varasm.c (mark_constants): Likewise.
7799 * a29k/a29k.c (uses_local_reg_p): Likewise.
7801 * alpha/alpha.c (summarize_insn): Likewise.
7803 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7804 eliminate_lr2ip): Likewise.
7806 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7808 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7809 reg_mentioned_in_mem): Likewise.
7811 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7812 symbolic_reference_mentioned_p): Likewise.
7814 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7816 * sh/sh.c (regs_used, mark_use): Likewise.
7818 * vax/vax.c (vax_rtx_cost): Likewise.
7820 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7822 * machmode.h (mode_name): Constify a char*.
7824 * rtl.c (mode_name): Likewise.
7826 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7828 * optabs.c (init_libfuncs): Constify a char*.
7830 * print-tree.c (mode_name): Remove redundant declaration.
7831 (print_node): Use accessor macro, not `mode_name'.
7833 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7835 (new_spill_reg): Constify a char*.
7837 * tree.c (mode_name): Remove redundant declaration.
7839 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7841 * rtl.c (rtx_name): Constify a char*.
7843 * rtl.h (rtx_name, fix_sched_param): Likewise.
7845 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7846 (mypr): Use accessor macro, not `rtx_name'.
7848 * genemit.c (print_code): Constify a char*.
7850 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7852 * genpeep.c (print_code): Constify a char*.
7854 * genrecog.c (print_code): Likewise.
7856 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7857 end_bb): Add static prototype.
7858 (draw_edge): Constify a char*.
7859 (end_bb): Remove unused parameter.
7861 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7862 print_block_visualization): Constify a char*.
7864 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7866 * c-common.c (c_get_alias_set): Update comment.
7868 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7870 * linux.h (LIB_SPEC): Added.
7872 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7874 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7876 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7878 * tree.c (expr_check): Fix typo in last change.
7880 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7882 * rtl.def (NOTE): Change format to "iuu0n".
7883 (ADDR_DIFF_VEC): Change format to "eEee0".
7884 (ADDRESSOF): Change format to "eit".
7886 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7887 (RTVEC_ELT): Change to match.
7888 (XVECEXP): Use XVEC and RTVEC_ELT.
7889 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7890 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7891 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7892 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7893 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7894 (INTVAL): Use XWINT.
7895 (ADDRESSOF_DECL): Use XTREE.
7896 (SET_ADDRESSOF_DECL): Delete.
7897 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7898 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7899 ifdefed out since 2.6 at least.
7900 (gen_rtvec_vv): Delete prototype.
7902 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7904 (copy_most_rtx): Handle 't' format letter.
7905 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7906 (gen_rtvec_vv): Delete function. All callers changed to use
7907 gen_rtvec_v instead.
7908 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7909 the '0' format letter.
7911 * function.c (gen_mem_addressof): Don't use
7912 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7914 * integrate.c (copy_rtx_and_substitute): Likewise.
7915 Copy 't' slots with XTREE.
7916 (subst_constants): Treat 't' slots like '[swi]' slots.
7917 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7918 * jump.c (rtx_equal_for_thread_p): Likewise.
7919 * rtlanal.c (rtx_equal_p): Likewise.
7920 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7921 only four arguments.
7922 * gengenrtl.c (type_from_format): Provide correct types for
7926 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7927 If a recent gcc is in use (always in stage2 and beyond), use
7928 statement expressions, so we don't make a function call unless
7929 the check fails. Evaluate arguments exactly once.
7930 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7931 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7933 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7934 they evaluate their arguments exactly once, irrespective of
7935 the compiler in use.
7937 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7938 is used by the currently-enabled check macros. This is:
7939 (tree_check_failed, tree_class_check_failed): For gcc.
7940 (tree_check, tree_class_check, cst_or_constructor_check,
7941 expr_check): For other compilers.
7943 * gencheck.c: Do not define any *_CHECK1 macros.
7945 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7946 Mark Mitchell <mark@codesourcery.com>
7948 * c-common.c (c_get_alias_set): Fix support for poitners and
7951 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7953 * alias.c: Include tree.h.
7954 (nonlocal_reference_p, mark_constant_function): New functions.
7955 * flow.c (life_analysis): Call mark_constant_function.
7956 * rtl.h (mark_constant_function): Declare it.
7958 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7960 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7961 unrecognisable switches.
7963 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7965 * loop.c (recombine_givs): Set ix field after sorting.
7966 (recombine_givs): Remove bogus index / giv lockstep looping.
7968 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7970 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7972 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7973 (do_cmp_and_jump): Formatting fixes.
7974 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7975 do_compare_rtx_and_jump instead of compare_from_rtx.
7976 (do_compare_rtx_and_jump): New function; mostly copied from
7978 (do_jump_for_compare): Delete.
7979 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7981 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7982 of compare/do_jump_for_compare pairs.
7983 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7984 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7985 compare_from_rtx/do_jump_for_compare pairs.
7986 (do_jump_by_parts_equality): Likewise.
7987 (do_jump_by_parts_equality_rtx): Likewise.
7988 * expr.h (do_compare_rtx_and_jump): Declare.
7989 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7990 that used to be in emit_cmp_insn.
7991 (cmp_available_p): New function.
7992 (prepare_operand): New function.
7993 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7994 to be in emit_cmp_insn.
7995 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7996 parameters to be pointers; don't emit final compare but modify some of
7997 the values pointed to by the args so the caller can perform the
7999 (expand_binop): Call emit_store_flag_force with signed forms of
8001 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
8002 emit_jump_insn pair.
8003 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
8004 emit_cmp_and_jump_insn_1. Call emit_queue.
8005 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
8007 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
8008 jump sets cc0 before deleting it.
8009 * integrate.c (expand_inline_function): Likewise.
8010 * unroll.c (unroll_loop): Similar changes in several places.
8011 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
8014 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8016 * Makefile.in (insn-recog.o): Update dependencies.
8017 * genrecog.c (main): Make generated file include "function.h".
8019 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
8021 * cse.c (cse_insn): Call never_reached_warning when a jump is
8022 changed to be unconditional.
8023 * flags.h: Declare warn_notreached.
8024 * flow.c (delete_block): Call never_reached_warning when
8026 * jump.c (delete_barrier_successors): Call never_reached_warning
8027 when we delete everything after a BARRIER.
8028 (never_reached_warning): New function.
8029 * rtl.h: Declare never_reached_warning.
8030 * toplev.c (warn_notreached): New variable.
8031 (lang_independent_options): Set warn_notreached
8032 when -Wunreachable-code.
8033 (compile_file): We need line numbers for -Wunreachable-code.
8035 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
8037 * haifa-sched.c (insn_unit): Fix typo on out of range test.
8038 * sched.c (insn_unit): Likewise.
8040 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
8042 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
8044 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8046 * flow.c (create_edge_list): Use xmalloc, not malloc.
8048 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
8050 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
8051 C-style comments. Do not lose the character before double slash.
8053 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8055 * basic-block.h (struct edge_list): Stucture to maintain a vector
8057 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
8058 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
8059 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
8060 New function prototypes.
8061 * flow.c (create_edge_list): Function to create an edge list.
8062 (free_edge_list): Discards memory used by an edge list.
8063 (print_edge_list): Debug output showing an edge list.
8064 (verify_edge_list): Internal consistency check for an edge list.
8065 (find_edge_index): Function to find an edge index for a pred and succ.
8067 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
8069 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
8072 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
8074 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
8076 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8078 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8080 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
8082 * toplev.c (rest_of_compilation): Allow machine dependent
8083 reorganisation pass to place information into the RTL dump
8084 file if it so wishes.
8086 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
8088 * explow.c (hard_function_value): Use VOIDmode instead of
8090 * stmt.c (expand_return): Likewise.
8091 * stor-layout.c (get_best_mode): Likewise.
8093 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
8094 emit call instead of emit_insn call.
8096 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8098 * configure.in: Handle --disable/enable-win32-registry.
8099 * install.texi: Document --disable/enable-win32-registry.
8100 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
8101 (WIN32_REGISTRY_KEY): New macro.
8102 * prefix.c: Use to enable/disable win32-specific code.
8103 (lookup_key): Use versioned key.
8104 * configure: Regenerate.
8105 * config.in: Likewise.
8107 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
8109 * cpplib.c (read_line_number): New fn, split out of...
8112 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
8114 tree.c (lang_unsave_expr_now) : New.
8115 (unsave_expr_now): Call lang_unsave_expr_now.
8116 tree.h (lang_unsave_expr_now) : New.
8118 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
8120 * toplev.c (flag_new_exceptions): On by default.
8122 1999-08-13 Michael Meissner <meissner@cygnus.com>
8124 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
8126 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8128 * dwarfout.c (fundamental_type_code): Return FT_boolean for
8129 INTEGER_TYPE with precision==1, it's __java_boolean.
8131 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8133 * global.c (prune_preferences): Move some invariants out of the
8136 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
8138 * configure.in (alpha*-dec-osf*): Add osf5.
8140 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
8142 * configure.in: Rework handling of ARM GNU/Linux slightly.
8143 (arm*-*-linux-gnuoldld): New target.
8144 * configure: Regenerate.
8145 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
8146 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
8147 * config/arm/linux-oldld.h: New file.
8148 * config/arm/linux-elf26.h: Don't include linux-elf.h.
8149 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
8151 * config/arm/linux-elf.h (ASM_SPEC): Define.
8152 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
8153 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
8154 for 26-bit APCS and old linker.
8155 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
8157 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
8158 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
8159 don't define `arm' or `arm_elf'.
8160 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
8161 MULTILIB_DIRNAMES): Define. Fix typo in comment.
8163 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
8165 * rtl.texi: Fix typo.
8167 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
8169 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
8171 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
8173 * extend.texi (C++ Signatures): Remove node.
8174 * invoke.texi: Remove discussion of -fhandle-signatures,
8175 signature, sigof, __signature__, and __sigof__.
8177 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
8179 * Makefile.in (JAVAGC): Removed.
8181 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
8183 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8185 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
8187 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8189 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
8191 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
8192 a register that is already known to be a pointer.
8194 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
8196 * fixinc/inclhack.tpl: Only install assert.h conditionally.
8197 * fixinc/inclhack.sh: Regenerated.
8198 * fixinc/fixincl.sh: Regenerated.
8200 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
8202 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
8203 Fix documentation of -ansi flag to describe its C++ behavior.
8204 Remove bogus reference to GCC 2.9.
8206 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
8208 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
8209 note if it is non-NULL.
8211 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8213 * except.h (eh_nesting_info): Add new structure defintion.
8214 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
8215 (reachable_handlers, update_rethrow_references): Add function
8217 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
8218 a rethrow symbol instead of an integer exception region number.
8219 * flow.c (Make_edges): Use new exception nesting routines to determine
8220 which handlers are reachable from a CALL or asynchronous insn.
8221 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
8223 (delete_eh_regions): Update rethrow labels, and don't delete
8224 regions which are the target of a rethrow.
8225 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
8226 avoid overloading the SYMBOL_REF_USED flag.
8227 (rethrow_symbol_map): Use new rethrow_ref field.
8228 (rethrow_used): Use new rethrow_ref field.
8229 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
8230 of an integer. Fix formatting.
8231 (output_exception_table_entry): Use new rethrow_ref field.
8232 (can_throw): Check for EH_REGION_NOTE before deciding
8233 whether a CALL can throw or not.
8234 (scan_region): Call rethrow_used() instead of accessing data structure.
8235 (update_rethrow_references): New function to make sure only regions
8236 which are still targets of a rethrow are flagged as such.
8237 (process_nestinfo): New static function to initialize a handler
8238 list for a specific region.
8239 (init_eh_nesting_info): New function to allocate and initialize
8240 the list of all EH handlers reachable from all regions.
8241 (reachable_handlers): New function to retrieve the list of handlers
8242 reachable from a specific region and insn.
8243 (free_eh_nesting_info): New function to dispose of a list of
8246 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8248 * flow.c (split_edge): Set JUMP_LABEL field.
8249 (commit_one_edge_insertion): Set head correctly for insert_before.
8250 When inserting insns, update insn block numbers if allocated.
8252 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8254 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
8255 retry_incomplete_types): Add static prototype.
8256 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
8257 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
8258 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
8259 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
8260 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
8263 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
8264 dwarf2out_start_source_file, dwarf2out_line): Likewise.
8266 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8268 * output.h (assemble_name): Constify a char*.
8270 * varasm.c (UNIQUE_SECTION, assemble_start_function,
8271 assemble_variable, assemble_name): Likewise.
8273 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
8275 * arm/pe.c (arm_pe_unique_section): Likewise.
8277 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
8279 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
8281 * i386/interix.c (i386_pe_unique_section): Likewise.
8283 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
8285 * i386/winnt.c (i386_pe_unique_section): Likewise.
8287 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
8289 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
8291 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
8293 * pa/pa.c (output_call): Likewise.
8295 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
8297 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
8299 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
8302 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
8305 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
8307 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
8308 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
8310 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
8312 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8314 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
8316 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8318 * tree.h (lang_identify): Constify a char*.
8319 (print_error_function): Add extern prototype. Constify a char*.
8321 * c-lang.c (lang_identify): Constify a char*.
8323 * objc/objc-act.c (lang_identify): Constify a char*.
8325 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8327 * genpeep.c (main): Make generated file include "function.h".
8328 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8330 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8332 * Makefile.in: Update dependencies.
8333 * alias.c: Include "function.h"
8334 * c-decl.c: Likewise.
8335 * caller-save.c: Likewise.
8336 * calls.c: Likewise.
8337 * combine.c: Likewise.
8339 * explow.c: Likewise.
8340 * final.c: Likewise.
8341 * global.c: Likewise.
8342 * graph.c: Likewise.
8343 * local-alloc.c: Likewise.
8345 * optabs.c: Likewise.
8346 * profile.c: Likewise.
8347 * recog.c: Likewise.
8348 * regclass.c: Likewise.
8349 * regmove.c: Likewise.
8350 * reload.c: Likewise.
8351 * reorg.c: Likewise.
8352 * resource.c: Likewise.
8353 * sched.c: Likewise.
8354 * stupid.c: Likewise.
8355 * config/1750a/1750a.c: Likewise.
8356 * config/a29k/a29k.c: Likewise.
8357 * config/arc/arc.c: Likewise.
8358 * config/arm/arm.c: Likewise.
8359 * config/arm/thumb.c: Likewise.
8360 * config/c4x/c4x.c: Likewise.
8361 * config/clipper/clipper.c: Likewise.
8362 * config/convex/convex.c: Likewise.
8363 * config/fx80/fx80.c: Likewise.
8364 * config/i860/i860.c: Likewise.
8365 * config/m68k/m68k.c: Likewise.
8366 * config/m88k/m88k.c: Likewise.
8367 * config/mips/mips.c: Likewise.
8368 * config/pdp11/pdp11.c: Likewise.
8369 * config/pyr/pyr.c: Likewise.
8370 * config/romp/romp.c: Likewise.
8371 * config/sh/sh.c: Likewise.
8372 * config/tahoe/tahoe.c: Likewise.
8373 * config/vax/vax.c: Likewise.
8374 * config/we32k/we32k.c: Likewise.
8375 * config/sparc/sparc.c: Include "function.h".
8376 (mem_min_alignment): Test current_function rather than
8377 regno_pointer_align.
8378 * config/pa/pa.c: Likewise.
8379 (compute_frame_size): Delete declaration of
8380 current_function_outgoing_args_size.
8381 * config/arc/arc.h (current_function_varargs): Delete declaration.
8382 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8384 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8386 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8387 current_function_uses_pic_offset_table.
8388 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8389 of current_function_returns_pointer.
8390 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8391 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8392 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8393 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8394 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8395 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8396 * config/m88k/m88k.c: Include "function.h"
8397 (call_used_regs, current_function_pretend_args_size,
8398 current_function_outgoing_args_size, frame_pointer_needed): Delete
8400 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8402 * config/mips/mips.h (current_function_calls_alloca): Delete
8404 * config/mn10200/mn10200.h (current_function_needs_context,
8405 rtx_equal_function_value_matters): Delete declarations.
8406 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8407 flag_pic): Delete declarations.
8408 * config/pa/pa.h (current_function_pretend_args_size,
8409 current_function_decl): Delete declarations.
8410 * config/pa/som.h (current_function_varargs): Delete declaration.
8411 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8413 * config/pyr/pyr.h (current_function_pretend_args_size,
8414 current_function_args_size, current_function_calls_alloca): Delete
8416 * config/sh/sh.h (current_function_varargs): Delete declaration.
8417 * config/sparc/sparc.h (current_function_outgoing_args_size,
8418 current_function_calls_alloca, current_function_decl): Delete
8420 * config/spur/spur.h (current_function_pretend_args_size,
8421 current_function_calls_alloca): Delete declarations.
8422 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8424 * config/vax/vms.h (current_function_name): Delete declaration.
8425 * gcse.c: Include "function.h".
8426 (current_function_name, current_function_calls_setjmp): Delete
8428 * haifa-sched.c: Include "function.h".
8429 (forced_labels): Delete declaration.
8431 * reg-stack.c: Likewise.
8432 * reload1.c: Likewise.
8433 * genemit.c (main): Make generated file include function.h.
8434 * genoutput.c (output_prologue): Likewise.
8436 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8437 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8438 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8439 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8440 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8441 macros for some of them.
8442 (emit_filename, emit_lineno): Delete declarations.
8443 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8444 regno_pointer_* variables through current_function.
8445 (gen_inline_header_rtx): Delete function.
8446 (save_emit_status): Delete function.
8447 (set_new_last_label_num): New function.
8448 (clear_emit_caches): New function.
8449 (restore_emit_status): Just clear last_labelnum and call
8451 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8452 through macro seq_stack.
8453 (add_insn_after): Likewise.
8454 (add_insn_before): Likewise.
8455 (remove_insn): Likewise.
8456 (pop_topmost_sequence): Likewise.
8457 (in_sequence_p): Likewise.
8458 (start_sequence_for_rtl_expr): Likewise.
8459 (start_sequence): Likewise, and likewise for
8460 sequence_rtl_expr/seq_rtl_expr.
8461 (push_topmost_sequence): Likewise.
8462 (end_sequence): Likewise.
8463 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8464 All callers changed. Store into that pointer instead of globals.
8465 (init_emit): Allocate emit elt of current_function.
8466 Changes for sequence_rtl_expr/sequence_stack renaming.
8467 Call clear_emit_caches instead of doing it in-line.
8468 Access regno_pointer_* variables through current_function.
8469 (init_emit_once) Don't clear sequence_stack.
8471 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8473 (arg_pointer_save_area): Delete declaration.
8474 (finish_expr_for_function): Renamed from init_queue; no longer static.
8475 (init_expr): Don't call init_queue.
8476 (save_expr_status, restore_expr_status): Delete functions.
8477 (expand_expr): Changes to reflect new layout of struct function.
8478 Don't access current_function_check_memory_usage when current_function
8480 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8481 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8482 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8483 current_function_uses_const_pool, function_call_count,
8484 current_function_uses_pic_offset_table, nonlocal_labels,
8485 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8486 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8487 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8489 (finish_expr_for_function): Declare.
8490 * flags.h (current_function_has_nonlocal_label,
8491 current_function_has_nonlocal_goto, current_function_is_thunk,
8492 current_function_has_computed_jump): Delete declarations.
8493 * flow.c (forced_labels): Delete declaration.
8494 * function.c (current_function_pops_args,
8495 current_function_returns_struct, current_function_returns_pcc_struct,
8496 current_function_needs_context, current_function_calls_setjmp,
8497 current_function_calls_longjmp, current_function_has_nonlocal_label,
8498 current_function_has_nonlocal_goto, current_function_is_thunk,
8499 current_function_has_computed_jump, current_function_calls_alloca,
8500 current_function_contains_functions, current_function_returns_pointer,
8501 current_function_epilogue_delay_list, current_function_args_size,
8502 current_function_pretend_args_size, current_function_arg_offset_rtx,
8503 current_function_outgoing_args_size, current_function_varargs,
8504 current_function_stdarg, current_function_args_info, cleanup_label,
8505 current_function_name, current_function_uses_const_pool,
8506 current_function_instrument_entry_exit, current_function_return_rtx,
8507 current_function_uses_pic_offset_table, nonlocal_labels,
8508 current_function_internal_arg_pointer, current_function_cannot_inline,
8509 current_function_check_memory_usage, function_call_count,
8510 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8511 nonlocal_goto_stack_level, return_label, save_expr_regs,
8512 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8513 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8514 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8515 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8516 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8518 (push_function_context_to): Don't save them. Don't call
8519 save_storage_status, save_emit_status or save_expr_status.
8520 (pop_function_context_from): Don't restore them. Don't call
8521 restore_storage_status or restore_expr_status.
8522 (get_func_frame_size): New function.
8523 (get_frame_size): Use it.
8524 (assign_outer_stack_local): Reflect some member name changes in struct
8526 (put_reg_into_stack): Likewise.
8527 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8529 (fixup_var_refs): Likewise.
8530 (fix_lexical_addr): Likewise.
8531 (trampoline_address): Likewise.
8532 (prepare_function_start): Clear field inlinable of current_function.
8533 (init_function_for_compilation): New function.
8534 (expand_dummy_function_end): New function.
8535 (expand_function_end): Call finish_expr_for_function.
8536 * function.h (struct emit_status): New; fields moved here from struct
8537 function and from global variables. Add accessor macros for some of
8539 (struct expr_status): Likewise.
8540 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8541 (struct function): Add fields expr and emit, inlinable, inl_emit,
8542 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8543 inl_max_label_num. Add many comments.
8544 Add accessor macros for all elts of struct function that no longer
8545 have a global variable.
8546 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8547 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8548 stack_slot_list): Delete declarations.
8549 (get_func_frame_size): Declare.
8550 (save_expr_status, restore_expr_status, save_emit_status,
8551 save_storage_status, restore_storage_status): Delete declarations.
8552 (init_virtual_regs): Declare.
8553 * output.h (current_function_pops_args,
8554 current_function_returns_struct, current_function_returns_pcc_struct,
8555 current_function_needs_context, current_function_calls_setjmp,
8556 current_function_calls_longjmp, current_function_calls_alloca,
8557 current_function_has_nonlocal_label, current_function_varargs,
8558 current_function_has_computed_jump, current_function_returns_pointer,
8559 current_function_contains_functions, current_function_args_size,
8560 current_function_pretend_args_size, current_function_stdarg,
8561 current_function_outgoing_args_size, current_function_args_info,
8562 current_function_name, current_function_return_rtx,
8563 current_function_epilogue_delay_list,
8564 current_function_uses_const_pool, current_function_cannot_inline):
8565 Delete declarations.
8566 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8567 regno_reg_rtx): Delete declaration.
8568 (REGNO_POINTER_FLAG): Delete macro.
8569 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8570 function were renamed.
8571 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8573 * toplev.c: Include "function.h".
8574 (current_function_decl): Delete declaration.
8575 (compile_file): Call init_dummy_function_start and
8576 expand_dummy_function_end around some initializations that need to
8578 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8579 Call init_function_for_compilation.
8580 * unroll.c: Include "function.h"
8581 (unroll_loop): Access regno_pointer_* variables through
8584 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8585 (DECL_SAVED_INSNS): use it.
8586 (expand_dummy_function_end): Declare.
8587 (init_function_for_compilation): Declare.
8588 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8589 that it's no longer an INLINE_HEADER.
8590 (expand_call): Likewise.
8591 * integrate.c (finish_inline): Delete function.
8592 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8593 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8594 args. Don't generate an INLINE_HEADER rtx, just return the arg
8595 vector. All callers changed.
8596 (save_for_inline_copying): Create a duplicate struct emit_status to
8597 hold the emit state for compiling the current function. Use this and
8598 the other new fields in struct function that are for integration
8599 instead of an INLINE_HEADER.
8600 Use memcpy instead of bcopy.
8601 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8602 (save_for_inline_nocopy): Similar changes, except no new emit_status
8604 (expand_inline_function): Get information from function structure,
8605 not from an inline header rtx.
8606 (output_inline_function): Lose code to extract the necessary
8607 information from an inline header; simply put back the function
8608 structure into current_function. Clear its inlinable elt.
8609 * rtl.def (INLINE_HEADER): Delete.
8610 * rtl.h: Delete all accessors for an INLINE_HEADER.
8611 (gen_inline_header_rtx): Delete declaration.
8612 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8613 Delete declarations.
8614 (REGNO_POINTER_ALIGN): Delete.
8615 (clear_emit_caches): Declare.
8616 (set_new_last_label_num): Declare.
8618 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8620 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8622 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8623 * stmt.c (is_eh_region): Make sure current_function is present, too.
8625 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8627 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8628 for 64bit PA targets.
8630 * pa.h (SELECT_SECTION): Define.
8631 * som.h (SELECT_SECTION): Delete.
8633 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8635 * alias.c (init_alias_analysis): Wrap call to
8636 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8638 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8640 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8641 <sys/asm.h> contains an asm comment with an apostrophe
8642 * fixinc/inclhack.sh: regen
8643 * fixinc/fixincl.x: regen
8645 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8647 * function.c (init_function_start): Clear prologue & epilogue.
8648 (prologue_epilogue_contains): New function.
8649 * alias.c (init_alias_analysis): Use it.
8650 * rtl.h (prologue_epilogue_contains): Declare it.
8652 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8654 * jump.c (onlyjump_p): New function.
8655 * rtl.h: Declare it.
8656 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8657 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8659 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8661 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8662 to invert loops. Simplify block scanning.
8664 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8666 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8667 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8669 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8671 * config/sparc/liteelf.h: New file to support sparclite-elf target
8672 * config/sparc/t-sp86x: New file to support sparc86x targets
8673 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8674 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8675 * configure.in: Support above target triplets
8676 * configure: Regenerated
8678 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8680 * fixinc/server.c (server_setup): Do not prefix function used as
8683 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8685 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8686 Remove fp reg alternatives.
8688 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8690 * Makefile.in (TAROUTOPTS): Kill.
8691 (install-headers-tar): Use "xpf" for tar headerfile extraction
8692 * i370/x-oe (TAROUTOPTS): Delete.
8693 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8694 * m68k/x-hp320 (TAROUTOPTS): Delete.
8695 * m68k/x-hp320g (TAROUTOPTS): Delete.
8696 * gcc.texi: Update bug reporting text.
8698 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8700 * reg-stack.c (change_stack) Fixed problem with negative array index.
8702 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8704 * extend.texi, install.texi: Fix spelling mistakes.
8706 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8707 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8708 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8710 * mips/t-ecoff: Likewise.
8711 * mips/t-elf: Likewise.
8712 * mips/t-mips: Likewise.
8713 * mips/t-osfrose: Likewise.
8714 * mips/t-r3900: Likewise.
8715 * mips/t-svr3: Likewise.
8716 * mips/t-svr4: Likewise.
8717 * mips/t-ultrix: Likewise.
8719 * gcc.texi: Document recommend means to provide software floating
8720 point libraries in libgcc.a
8722 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8724 * c-lex.c (yylex): We can have a number with no digits.
8726 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8728 * jump.c (delete_prior_computation): New function, broken
8729 out of delete_computation. Check for side effects with
8730 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8731 multi-word hard registers.
8732 (delete_computation): Use it. Check for side effects with
8733 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8734 missing REG_DEAD note for a register which is both set and
8737 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8739 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8740 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8741 (ASM_FILE_START): Import _mcount with the right type.
8742 (ASM_DECLARE_FUNCTION_NAME): Define.
8743 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8744 * pa.c (output_function_prologue): Always emit the function's label
8746 * pa.h (TEXT_SPACE_P): Define.
8747 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8748 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8749 * som.h (TEXT_SPACE_P): Delete.
8750 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8751 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8753 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8755 * expr.c (emit_group_load): Allow src to be a CONCAT.
8757 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8759 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8760 (___mulsi3): Use '!' comment character.
8762 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8764 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8766 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8768 * gcc.c: Update URLs and mail addresses.
8769 * gcc.texi: Likewise.
8771 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8773 * rs6000.c (current_file_function_operand): Return zero for
8775 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8777 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8780 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8782 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8783 allocate space in the stack frame for the PIC register.
8785 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8787 * m68k.md (xordi3, anddi3): These patterns are not available on
8790 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8792 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8793 (PUT_REAL): Likewise.
8795 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8797 * final.c (shorten_branches): Don't add an alignment for loops
8798 that have no label inside.
8800 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8802 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8803 prototypes in macro HAVE_cmpstrsi.
8805 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8807 * emit-rtl.c (operand_subword): Remove unused variable
8810 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8812 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8814 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8816 * cpphash.c (macroexpand): Delete leading whitespace when arg
8817 is concatenated before.
8818 (unsafe_chars): Correct test for whether + and - can extend a
8821 * cppinit.c (cpp_start_read): Do dependencies for
8822 -include/-imacros files also.
8824 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8825 tokenizing non-directive lines.
8826 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8827 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8830 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8832 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8834 * c-lex.c: Sync with C++ frontend.
8835 (linemode): New variable.
8836 (parse_float): imag, conversion_errno, and type are output only.
8837 (yylex): Adjust. Move initial '.' case into main switch.
8839 (handle_generic_pragma): Just deal with tokens.
8840 (readescape): Use ISXDIGIT and ISGRAPH.
8841 * c-parse.in: Add END_OF_LINE token.
8843 * c-lex.c (lang_init): Generalize.
8844 (nextchar): Remove. Replace uses with UNGETC.
8845 (skip_white_space): Handle linemode here. Optimize for cpplib.
8846 (skip_white_space_on_line): Remove.
8847 (extend_token_buffer_to): New fn.
8848 (extend_token_buffer): Use it.
8849 (read_line_number, check_newline): Just deal with tokens.
8850 (token_getch, token_put_back): New fns.
8851 (yylex): Use them. More cpplib optimizations. Simplify.
8853 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8854 Jason Merrill <jason@yorick.cygnus.com>
8856 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8857 (consume_string): Make this smart about USE_CPPLIB.
8858 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8859 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8860 Also, clean up cases where we redundantly set token_buffer[0].
8861 (read_line_number): New fn.
8862 (ignore_escape_flag): New variable.
8864 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8866 * a29k/t-a29kbare: Fix some comments.
8867 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8868 (FPBIT, DPBIT): Define.
8869 * a29k/t-vx29k: Likewise.
8870 * arc/t-arc: Likewise.
8871 * arm/t-arm-elf: Likewise.
8872 * arm/t-bare: Likewise.
8873 * arm/t-pe: Likewise.
8874 * arm/t-pe-thumb: Likewise.
8875 * arm/t-semi: Likewise.
8876 * arm/t-thumb: Likewise.
8877 * arm/t-thumb-elf: Likewise.
8878 * arm/t-thumb-linux: Likewise.
8879 * h8300/t-h8300: Likewise.
8880 * i960/t-i960: Likewise.
8881 * i960/t-vxworks960: Likewise.
8882 * m32r/t-m32r: Likewise.
8883 * mips/t-ecoff: Likewise.
8884 * mips/t-elf: Likewise.
8885 * mips/t-r3900: Likewise.
8886 * pa/t-pro: Likewise.
8887 * rs6000/t-aix43: Likewise.
8888 * rs6000/t-beos: Likewise.
8889 * rs6000/t-newas: Likewise.
8890 * rs6000/t-ppccomm: Likewise.
8891 * rs6000/t-rs6000: Likewise.
8892 * rs6000/t-winnt: Likewise.
8893 * rs6000/t-xnewas: Likewise.
8894 * rs6000/t-xrs6000: Likewise.
8895 * sh/t-sh: Likewise.
8896 * sparc/t-elf: Likewise.
8897 * sparc/t-sparcbare: Likewise.
8898 * sparc/t-sparclite: Likewise.
8899 * sparc/t-splet: Likewise.
8900 * v850/t-v850: Likewise.
8901 * mn10200/t-mn10200: Fix comments.
8902 * mn10300/t-mn10300: Likewise.
8904 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8905 dummy operand. Allocate a new pseudo for the dummy operand.
8906 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8908 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8910 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8912 * configure: Rebuilt.
8913 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8915 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8917 * recog.c (preproces_constraints): Zero recog_op_alt before
8918 processing the constraints.
8920 * arm.c (typedef minipool_node): Renamed from pool_node.
8921 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8922 (add_minipool_constant): New function.
8923 (dump_minipool): New function.
8924 (find_barrier): Remove special case for getting the insn size of
8925 an insn that references the constant pool.
8926 (minipool_fixup): New structure.
8927 (push_minipool_barrier): New function.
8928 (push_minipool_fix): New function.
8929 (note_invalid_constants): New function.
8930 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8931 (arm_reorg): Rewrite code to fix up the constant pool into a
8932 series of mini-pools embedded in the insn stream.
8933 (arm_output_epilogue): New function, made mainly from the body
8934 of output_func_epilogue.
8935 (output_func_epilogue): Move insn generation part of epilogue code
8936 to arm_output_epilogue.
8937 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8938 * arm.md (pool_range): New attribute.
8939 (zero_extendqidi2): Add attribute pool_range.
8940 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8941 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8942 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8943 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8944 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8945 (epilogue): New expand.
8946 (epilogue_insn): New insn. Call arm_output_epilogue.
8948 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8949 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8951 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8953 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8955 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8957 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8959 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8961 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8963 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8965 * global.c: Fix comment.
8967 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8969 * gcc.c (access_check): New static function.
8970 (find_a_file): Use it when searching a directory list.
8971 * collect2.c (find_a_file): Don't accept directories found when
8972 searching a directory list.
8974 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8976 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8977 function parameters with `&'.
8978 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8980 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8982 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8983 or tidy_fallthru_edge if the last insn in the block is not
8984 an unconditional jump or a simple conditional jump.
8986 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8988 * Makefile.in (c-decl.o): Depends on defaults.h.
8990 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8992 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8994 (CLASS_MAX_NREGS): Likewise.
8996 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8998 * cse.c (cse_insn): Fix dumb thinko in last change.
9000 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9002 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
9005 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
9007 * dwarf2out.c (add_location_or_const_value_attribute): Correct
9008 test for sizes of passed and declared parameter types.
9010 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9012 * fixincludes: Fix the return type of bsearch, char* -> void*.
9014 * fixinc/inclhack.def: Likewise.
9016 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
9018 * invoke.texi (-fdump-translation-unit): New option.
9020 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
9022 * expr.h (PROMOTE_PROTOTYPES): Move ...
9023 * defaults.h: ... to here.
9024 * c-decl.c: Include defaults.h instead of expr.h.
9025 * c-typeck.c: Include defaults.h.
9027 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
9029 * toplev.h (errorcount): Declare.
9030 (warningcount): Likewise.
9031 (sorrycount): Likewise.
9032 * c-lex.c (errorcount): Don't declare.
9033 * dwarf2out.c (errorcount): Don't declare.
9035 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
9037 * config/libgloss.h: Add a note discouraging use with ELF.
9038 * configure.in: Don't use libgloss.h for ELF targets.
9039 Always use_collect2 on a.out targets.
9041 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
9043 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
9044 (force_to_mode, case ASHIFTRT): Add shiftrt label.
9046 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9048 * loop.c (strength_reduce): When doing biv->giv conversion, update
9049 reg note of NEXT->insn.
9051 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9053 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
9055 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9057 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
9058 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
9059 Ensure expr.h is included.
9060 * c-typecheck.c (convert_arguments): Ditto.
9062 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
9064 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
9065 * config/convex/convex.h: Ditto.
9066 * config/dsp16xx/dsp16xx.h: Ditto.
9067 * config/fx80/fx80.h: Ditto.
9068 * config/gmicro/gmicro.h: Ditto.
9069 * config/i370/i370.h: Ditto.
9070 * config/i386/i386.h: Ditto.
9071 * config/m32r/m32r.h: Ditto.
9072 * config/m68k/m68k.h: Ditto.
9073 * config/m88k/m88k.h: Ditto.
9074 * config/mips/mips.h: Ditto.
9075 * config/pa/pa.h: Ditto.
9076 * config/pyr/pyr.h: Ditto.
9077 * config/tahoe/tahoe.h: Ditto.
9078 * config/we32k/we32k.h: Ditto.
9080 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
9083 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
9085 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
9088 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
9090 1999-08-02 Richard Henderson <rth@cygnus.com>
9092 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
9093 for the register spill block.
9095 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
9096 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
9098 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
9099 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
9100 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
9102 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9104 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
9105 MAX_WCHAR_TYPE defined in sparc.h.
9106 * config/sparc/linuxaout.h: Likewise.
9107 * config/sparc/linux64.h: Likewise.
9108 Also default to -mvis if CPU is UltraSPARC.
9110 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9112 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
9113 (RTX_OK_FOR_OLO10): Likewise.
9114 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
9115 %lo(), allow it in addresses...
9116 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
9117 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
9118 does not make sense.
9119 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
9120 (sparc_output_scratch_registers): New function.
9121 (output_function_prologue, sparc_flat_output_function_prologue): Use
9123 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
9125 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
9126 * configure.in: Add check for .register pseudo-op support in as and
9127 check for offsetable %lo().
9128 * acconfig.h: Add templates for the above checks.
9129 * configure: Regenerate.
9131 1999-08-02 Richard Henderson <rth@cygnus.com>
9133 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
9134 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
9135 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
9137 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9139 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9142 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9144 * config/float-sparc.h: New file.
9145 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
9146 sparc-*-linux-gnu and sparc64-*-linux*.
9148 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9150 * rs6000.c (rs6000_va_list): Type is an array.
9151 (rs6000_va_start): Don't doubly adjust for varargs.
9152 (rs6000_va_arg): Evaluate long long GPR adjustment.
9154 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
9156 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
9157 -maix64 and -maix32.
9158 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
9159 LINK_SPEC): Change appropriately.
9160 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
9161 (u_short_cint_operand): Likewise.
9162 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
9164 * rs6000/t-aix43 (MULTILIB): Change to -m64.
9166 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
9168 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
9170 * rs6000/rs6000.c (num_insns_constant_wide): Correct
9172 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
9173 (non_add_cint_operand): Likewise.
9174 (logical_operand): Likewise.
9175 (non_logical_cint_operand): Likewise.
9176 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
9177 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
9178 (rs6000_select_rtx_section): Suppress warning.
9179 (small_data_operand): Suppress warning.
9180 (rs6000_got_register): Suppress warning.
9181 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
9182 type, so `J' is generally the wrong constraint for a SImode value;
9184 (andsi3_internal2): Likewise.
9185 (andsi3_internal3): Likewise.
9186 (iorsi3_internal1): Likewise.
9187 (xorsi3_internal1): Likewise.
9189 (movsf_softfloat): Likewise.
9190 (scc insns): Likewise.
9191 (movsi+2): Preserve sign bits of SImode constant.
9192 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
9193 (movdf+1): Sign-extend properly.
9194 (movdi_32+1): Sign-extend properly.
9195 (scc insns): Sign-extend properly.
9197 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
9200 1999-08-02 Richard Henderson <rth@cygnus.com>
9202 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
9204 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
9205 * alpha.md (all fp insns): Likewise.
9207 1999-08-02 Nick Clifton <nickc@cygnus.com>
9209 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
9212 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
9214 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
9215 pic_load_label generator directly.
9216 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
9217 No longer a named pattern.
9219 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
9221 * explow.c (force_reg): Call force_operand if X does not
9222 satisfy general_operand.
9224 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
9226 * fix-header.c (main): When testing for CONTINUED, use string
9227 equality, not pointer equality.
9229 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
9231 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
9233 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
9235 * cse.c (cse_insn): Fix loop which deletes insns after a jump
9236 that has become an unconditional jump.
9238 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
9239 (output_function_epilogue): Similarly.
9241 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9243 * tree.h (init_dummy_function_start): Declare.
9245 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9247 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
9248 last_expr_type, last_expr_value, block_start_count, block_stack,
9249 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
9250 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
9251 dynamically in stmt elt of struct function for each function.
9252 (struct nesting): Rename function_call_count elt to n_function_calls,
9253 target_temp_slot_level to block_target_temp_slot_level. All users
9255 (struct stmt_status): New structure definition.
9256 Add many accessor macros for stmt_status elements which previously
9257 were global variables.
9258 (init_stmt_for_function): Allocate stmt elt for current_function.
9259 Reflect that block_start_count was renamed to
9260 current_block_start_count.
9261 (save_stmt_status, restore_stmt_status): Delete functions.
9262 (preserve_subexpressions_p): Don't access loop_stack when outside
9264 (expand_start_bindings): Reflect that block_start_count was renamed to
9265 current_block_start_count.
9266 (expand_fixup): Likewise.
9267 (expand_decl): Don't access block_stack when outside a function.
9268 (expand_decl_cleanup): Likewise.
9269 (expand_dcc_cleanup): Likewise.
9270 (expand_dhc_cleanup): Likewise.
9271 (expand_anon_union_decl): Likewise.
9272 (set_file_and_line_for_stmt): New function.
9273 (in_control_zone_p): New function.
9275 * function.h (struct function): Add new elt stmt.
9276 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
9277 case_stack, nesting_stack, nesting_depth, block_start_count,
9278 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
9279 emit_lineno, goto_fixup_chain.
9280 (save_eh_status, restore_eh_status, save_stmt_status,
9281 restore_stmt_status): Delete declarations.
9282 * function.c (push_function_context_to): Don't call save_stmt_status.
9283 (pop_function_context_to): Don't call restore_stmt_status.
9284 * tree.h (in_control_zone_p): Declare.
9285 * rtl.h (set_file_and_line_for_stmt): Declare.
9287 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
9288 call set_file_and_line_for_stmt.
9290 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
9292 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
9293 Also update copyright.
9295 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9297 * c-pragma.c: Don't include "except.h".
9298 * emit-rtl.c: Likewise.
9299 * stor-layout.c: Likewise.
9301 * varasm.c: Likewise.
9303 * flow.c: Include "function.h".
9304 * tree.h (init_dummy_function_start): Declare new function.
9306 * except.h (struct eh_status): New structure.
9307 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
9309 (eh_return_stub_label, ehstack, catchstack, ehqueue,
9310 catch_clauses, false_label_stack, caught_return_label_stack,
9311 protect_list, current_function_ehc): Add accessor macros for the
9312 corresponding fields in current_function->eh; delete declarations
9313 for all items that used to be declared here.
9314 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
9315 catch_clauses, false_label_stack, caught_return_label_stack,
9316 protect_list, current_function_ehc): Delete variables.
9317 (init_eh_for_function): Allocate current_function->eh.
9318 (save_eh_status, restore_eh_status): Delete functions.
9320 * function.h (struct function): Add fields next_global and eh.
9321 Delete all exception handling related fields.
9322 * function.c (current_function): New variable.
9323 (all_functions): New variable.
9324 (push_function_context_to): Don't allocate a struct function,
9325 use current_function instead. Call init_dummy_function_start when
9326 outside a function. Clear current_function before returning.
9327 (pop_function_context_from): Restore current_function.
9328 Don't free the restored struct function.
9329 (prepare_function_start): New function.
9330 (init_dummy_function_start): New function.
9331 (init_function_start): Break out some code into prepare_function_start
9334 * stmt.c (save_stmt_status): Don't call save_eh_status.
9335 (restore_stmt_status): Don't call restore_eh_status.
9337 * Makefile.in: Update dependencies.
9339 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9341 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9342 of depending on a magic constant value. Update comments.
9343 (hppa_expand_prologue): Similarly.
9345 * pa.md (reload_indi, reload_outdi): Allow any register for the
9346 original reload register.
9348 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9350 * cccp.c (print_help): Change marcos to macros.
9352 1999-07-30 Richard Henderson <rth@cygnus.com>
9354 * c-typeck.c (initializer_constant_valid_p): Move ...
9355 * c-common.c (initializer_constant_valid_p): ... here. Use
9356 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9358 * c-common.h (initializer_constant_valid_p): Declare.
9359 * c-tree.h (initializer_constant_valid_p): Remove.
9361 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9363 * config/i386/sol2-c1.asm: Align the stack.
9364 * config/i386/sol2-gc1.asm: Likewise.
9366 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9368 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9369 -Asparclite for sparc86x.
9370 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9372 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9374 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9376 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9377 the user if using the non-default arch size in BI_ARCH configuration.
9378 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9380 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9381 Fix patterns so that they actually match.
9382 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9383 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9384 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9386 (mulsidi3): Reflect this in the expand.
9387 (smulsi3_highpart): Only on TARGET_ARCH32.
9388 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9389 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9390 (umulsidi3): Reflect this in the expand.
9391 (umulsi3_highpart): Only on TARGET_ARCH32.
9392 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9393 don't require g0 to be zero.
9394 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9395 ({,u}divsi3): New expands.
9396 ({,u}divsi3_sp64): New patterns.
9397 (after lshrdi3_v8plus): Four new patterns to help combiner
9398 optimizing nested mixed mode shifts.
9400 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9401 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9402 speed things up. Don't use them by default on plain v9 in 64bit
9403 mode, according to what SPAMv9 sais.
9405 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9406 top 32 bits of %[og][0-7] in signal handlers.
9407 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9409 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9411 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9412 (ashlsi3): Corresponding changes.
9414 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9416 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9418 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9420 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9422 * arm.h (Hint): Delete macro.
9423 Substitute HOST_WIDE_INT for Hint in some prototypes.
9424 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9426 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9428 * builtins.c (expand_builtin_setjmp): Use force_operand to
9429 make sure that the buffer address is in a suitable form to be
9430 passed to force_reg.
9432 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9434 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9437 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9439 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9440 proper mode in the condition string.
9441 (icacheflush, dcacheflush): Remove modes from match_operands.
9443 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9444 proper mode before using it.
9446 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9449 * pa.c (store_reg): Do not call add_high_const generator directly.
9450 (load_reg, set_reg_plus_d): Likewise.
9451 * pa.md (add_high_const): No longer a named pattern.
9453 * pa.c (legitimize_address): Consistently use Pmode rather than
9454 SImode. Do not call gen_pic2_highpart directly anymore.
9455 * pa.md (pic2_highpart): No longer a named pattern.
9456 (pic2_lo_sum): Similarly. Reformat to make more readable.
9458 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9463 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9465 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9467 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9469 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9470 and tag the spill mems.
9471 (hppa_va_start): New.
9473 * pa.h (EXPAND_BUILTIN_VA_START): New.
9474 (EXPAND_BUILTIN_VA_ARG): New.
9476 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9478 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9479 and tag the spill mems.
9480 (mn10300_va_start): New.
9481 (mn10300_va_arg): New.
9482 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9483 (EXPAND_BUILTIN_VA_ARG): New.
9485 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9487 * mn10200.c (mn10200_va_arg): New.
9488 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9490 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9492 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9493 rather than play with TREE_INT_CST_LOW.
9495 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9497 * config/arm/telf.h: Include dbxelf.h.
9498 (CPP_PREDEFINES): Only define if not already defined.
9499 (ASM_IDENTIFY_GCC): Likewise.
9500 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9501 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9502 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9504 (DBX_DEBUGGING_INFO): Don't define.
9505 * config/arm/linux-telf.h: New file.
9506 * config/arm/linux-tgas.h: New file.
9507 * config/arm/t-thumb-linux: New file.
9508 * config/arm/uclinux-elf.h: New file.
9509 * config/arm/uclinux-telf.h: New file.
9510 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9511 thumb-*-uclinux): New targets.
9512 * configure: Regenerate.
9514 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9516 * pa.md (post_store, pre_load): New expanders.
9517 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9518 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9519 need to directly generate RTL for them.
9520 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9523 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9525 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9526 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9527 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9528 (secndary_reload_class): Make TARGET_ELF conditional compile.
9529 (print_operand_address): Similar.
9530 (output_toc): Print all values as hex.
9531 (get_issue_rate): Rearrange and add RS64A and PPC630.
9532 * rs6000.h (processor_type): Add RS64A and PPC630.
9533 (PROCESSOR_POWERPC64): New.
9534 (PROMOTE_MODE): Use word_mode.
9535 (RTX_COSTS): Add RS64A and PPC630.
9536 * rs6000.md (scheduling information): Add lmul and ldiv
9537 representing 64-bit integer multiply and divide. Add rs64a and
9539 (ashldi3): Add support for "rldic" instruction.
9540 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9542 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9544 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9545 instead of V8 for sparclite86x in cpu_table.
9547 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9549 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9550 output_file_directive.
9552 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9554 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9555 tree for op1, not the rtl.
9557 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9559 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9560 to m88k_va_start, leaving only the register spill.
9561 (m88k_build_va_list): New.
9562 (m88k_va_start): New.
9564 * m88k.h (BUILD_VA_LIST_TYPE): New.
9565 (EXPAND_BUILTIN_VA_START): New.
9566 (EXPAND_BUILTIN_VA_ARG): New.
9568 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9570 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9571 Rename from expand_builtin_saveregs.
9572 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9574 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9576 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9577 for the register spill block.
9578 (i960_build_va_list): New.
9579 (i960_va_start): New.
9581 * i960.h (BUILD_VA_LIST_TYPE): New.
9582 (EXPAND_BUILTIN_VA_START): New.
9583 (EXPAND_BUILTIN_VA_ARG): New.
9584 * i960.md (store_multiple): Use change_address on individul mems.
9586 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9588 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9590 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9591 (expand_builtin_va_end): Evaluate arg for side effects.
9592 * c-common.c (c_common_nodes_and_builtins): Construct a
9593 va_list_arg_type_node to handle array decomposition to pointer.
9595 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9597 * except.c (start_dynamic_cleanup): Use force_operand on the
9600 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9602 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9603 * c4x.c (c4x_va_arg): New.
9605 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9607 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9610 1999-07-26 Nathan Sidwell <nathan@acm.org>
9612 * eh-common.h (__eh_matcher): Prototype correctly.
9614 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9616 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9617 (TARGET_SINGLE_PIC_BASE): Likewise.
9618 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9620 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9621 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9622 (TARGET_OPTIONS): Add -mpic-register=N.
9623 (OUTPUT_INT_ADDR_CONST): New macro.
9624 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9625 LEGITIMATE_PIC_OPERAND_P): Likewise.
9626 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9627 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9628 output_addr_const directly.
9629 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9631 (thumb_pic_register, thumb_pic_register_string): Declare.
9633 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9635 (label_mentioned_p): New function: Imported from arm.c.
9636 (legitimize_pic_address): New function: Imported from arm.c.
9637 (is_pic):New function: Imported from arm.c.
9638 (thumb_finalize_pic):New function: Imported from arm.c.
9639 (add_constant): Cope with PIC constants.
9640 (fixit): Cope with PIC constants.
9641 (output_return): Do not treat the PIC register as live if
9642 TARGET_SINGLE_PIC_BASE is true.
9643 (thumb_function_prologue): Do not treat the PIC register as live if
9644 TARGET_SINGLE_PIC_BASE is true.
9645 (thumb_expand_prologue): Do not treat the PIC register as live if
9646 TARGET_SINGLE_PIC_BASE is true.
9647 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9648 TARGET_SINGLE_PIC_BASE is true.
9649 (thumb_print_operand): Accept '|'.
9650 (thumb_override_options): Process PIC options.
9652 * config/arm/thumb.md (movsi): Support PIC.
9653 (call_insn): Change "i" constraint to "X".
9654 (call_value_insn): Likewise.
9655 (consttable_4, consttable_8, consttable_end): Set and clear
9656 "making_const_table" as appropriate.
9657 (pic_load_addr, pic_add_dot_plus_four): New insns.
9659 * invoke.texi (Thumb Options): Fix spelling. Document new
9660 options -msingle-pic-base and -mpic-register=.
9662 1999-07-26 Andrew Haley <aph@cygnus.com>
9664 * config/m32r/initfini.c (__init): Use a full word immediate for
9665 __fini: this allows it to be placed in any memory region.
9667 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9668 -mmodel=medium. This is OK for all memory models.
9670 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9672 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9673 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9675 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9677 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9680 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9682 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9684 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9685 (BUILD_VA_LIST_TYPE): New.
9686 (EXPAND_BUILTIN_VA_START): New.
9687 (EXPAND_BUILTIN_VA_ARG): New.
9688 * i860.c (output_delayed_branch): Disable.
9689 (output_delay_insn): Likewise.
9690 (i860_saveregs): New.
9691 (i860_build_va_list): New.
9692 (i860_va_start): New.
9694 * i860.md: Disable all peepholes using output_delayed_branch.
9695 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9697 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9699 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9700 (BUILD_VA_LIST_TYPE): New.
9701 (EXPAND_BUILTIN_VA_START): New.
9702 (EXPAND_BUILTIN_VA_ARG): New.
9703 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9704 Return the address of the save area.
9705 (clipper_build_va_list): New.
9706 (clipper_va_start): New.
9707 (clipper_va_arg): New.
9709 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9711 * arc.h (EXPAND_BUILTIN_VA_START): New.
9712 (EXPAND_BUILTIN_VA_ARG): New.
9713 * arc.c (arc_setup_incoming_varargs): Set alias set of
9715 (arc_va_start): New.
9718 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9720 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9721 (BUILD_VA_LIST_TYPE): New.
9722 (EXPAND_BUILTIN_VA_START): New.
9723 (EXPAND_BUILTIN_VA_ARG): New.
9724 * alpha.c (alpha_builtin_saveregs): Delete.
9725 (alpha_build_va_list): New.
9726 (alpha_va_start): New.
9727 (alpha_va_arg): New.
9729 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9731 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9733 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9734 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9736 * gcc.texi: More changes related to list conversion.
9737 * invoke.texi: Likewise.
9739 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9741 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9742 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9743 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9744 (stabilize_va_list): New function.
9745 (std_expand_builtin_va_start): New function.
9746 (expand_builtin_va_start): New function.
9747 (get_varargs_alias_set): New function.
9748 (std_expand_builtin_va_arg): New function.
9749 (expand_builtin_va_arg): New function.
9750 (expand_builtin_va_end): New function.
9751 (expand_builtin_va_copy): New function.
9752 (expand_builtin): Call them.
9753 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9754 __builtin_{varargs_start,stdarg_start,end,copy}.
9755 (build_va_arg): New function.
9756 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9757 (build_va_arg): Declare.
9758 * c-decl.c (ptr_type_node, va_list_type_node): New.
9759 * c-parse.gperf (__builtin_va_arg): New.
9760 * c-parse.in (VA_ARG): New token.
9761 (unary_expr): Recognize it.
9762 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9763 * expr.h (std_expand_builtin_va_start): Declare.
9764 (std_expand_builtin_va_arg): Declare.
9765 (expand_builtin_va_arg): Declare.
9766 (get_varargs_alias_set): Declare.
9767 * tree.def (VA_ARG_EXPR): New.
9768 * tree.h (BUILT_IN_VARARGS_START): New.
9769 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9770 (ptr_type_node, va_list_type_node): Declare.
9771 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9772 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9773 * m88k.h, m88k.c: Likewise.
9774 * mn10300.h, mn10300.c: Likewise.
9775 * pa.h, pa.c: Likewise.
9776 * rs6000.h, rs6000.c: Likewise.
9777 * sh.h, sh.c: Likewise.
9778 * sparc.h, sparc.c: Likewise.
9780 * emit-rtl.c (operand_subword): Copy alias set.
9781 (change_address): Likewise.
9783 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9785 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9786 not just the first one.
9788 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9790 * config/arm/arm.h (TARGET_SWITCHES): Add
9791 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9792 (TARGET_OPTIONS): Add -mpic-register=.
9793 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9794 (arm_pic_register_string): Declare.
9795 (NEED_PLT_GOT): Delete, replace with ...
9796 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9797 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9798 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9799 * config/arm/arm.c (arm_override_options): Add new option
9801 (arm_pic_register_string): New variable.
9802 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9803 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9804 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9805 (output_return_instruction): Likewise.
9806 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9807 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9808 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9810 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9811 mention of -msched-prolog. Document new options -msingle-pic-base
9812 and -mpic-register=.
9814 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9816 * haifa-sched.c (reemit_notes): Tidy.
9817 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9820 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9822 * explow.c (trunc_int_for_mode): New function.
9823 (plus_constant_wide): Use it.
9824 * combine.c (simplify_and_const_int): Likewise.
9825 (merge_outer_ops): Likewise.
9826 (simplify_shift_const): Likewise.
9827 * cse.c (simplify_unary_operation): Likewise.
9828 (simplify_binary_operation): Likewise.
9829 * emit-rtl.c (operand_subword): Likewise.
9830 * rtl.h: Declare it.
9832 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9834 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9835 (use NUM_REGS instead of NUM_INTS).
9837 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9839 * builtins.c: New file.
9840 * expr.c (saveregs_value, apply_args_value): Delete definition,
9841 moved into builtins.c.
9842 (string_constant): No longer static.
9843 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9844 apply_args_size, apply_result_size, result_vector,
9845 expand_builtin_apply_args, expand_builtin_apply,
9846 expand_builtin_return): Delete functions, moved into builtins.c.
9847 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9848 * expr.h (saveregs_value, apply_args_value): Declare variables.
9849 (expand_builtin, string_constant): Declare functions.
9850 * Makefile.in: Update to build builtin.o.
9852 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9854 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9855 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9856 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9857 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9859 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9862 1999-07-21 Michael Meissner <meissner@cygnus.com>
9864 * print-rtl.c (print_rtx): Print the names of the virtual
9867 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9869 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9870 introduced in previous delta.
9872 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9874 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9875 to avoid name clash.
9877 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9879 * c-lex.c (yylex) : Correct the test for overflow when lexing
9882 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9884 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9885 (adjust_priority): Always call ADJUST_PRIORITY.
9886 (schedule_insn): Only put insns into the ready at cost 0.
9887 (schedule_block): Remove redundant initial sort. Give clock_var
9888 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9890 * tm.texi (MD_SCHED_REORDER): Update docs.
9892 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9893 * sparc.c (ultra_reorder_called_this_block): Delete.
9894 (ultrasparc_sched_init): Don't set it.
9895 (ultrasparc_sched_reorder): Don't check it.
9897 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9899 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9900 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9901 (function_arg_boundary): Align DFmode.
9902 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9903 to get fp reg and stack overflow correct.
9904 (function_arg): Likewise.
9905 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9906 (setup_incoming_varargs): Restructure for ABI_V4; use
9907 function_arg_advance to skip final named argument.
9908 (expand_builtin_saveregs): Properly unskip the last integer arg
9909 when doing varargs. Adjust overflow location calculation.
9911 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9912 explicitly unsigned.
9913 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9914 (__VA_GP_REGSAVE): Similarly.
9915 (__va_longlong_p): Delete.
9916 (__va_arg_type_violation): New declaration.
9917 (va_arg): Restructure. Flag promotion errors. Align double.
9918 TFmode passed by reference.
9920 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9921 in the HOST_BITS_PER_WIDE_INT > 32 case.
9923 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9925 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9927 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9929 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9930 * toplev.c (documented_lang_options): Add -fpreprocessed.
9931 * cpplib.h (struct cpp_buffer): Add preprocessed.
9932 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9933 (cpp_start_read): Don't expand macros or emit an initial #line
9934 directive if -fpreprocessed.
9936 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9938 * cpplib.h (struct cpp_buffer): Added manual_pop for
9939 better C++ tokenization.
9940 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9941 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9942 * c-common.c (cpp_token): Make non-static.
9944 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9946 * c-common.h: New file.
9947 * c-common.c (permanent_obstack): Delete unused declaration.
9948 (c_global_trees): New array.
9949 (c_common_nodes_and_builtins): New function; split off common code
9950 from init_decl_processing in both c-decl.c and cp/decl.c.
9951 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9952 c_global_trees and accessor macros defined in c-common.h.
9954 * c-decl.c: Delete definitions for tree nodes that were replaced by
9956 (init_decl_processing): Build void_list_node.
9957 Call c_common_nodes_and_builtins; delete code to generate the common
9959 * objc/objc-act.c (build_module_descriptor): Rename variable
9960 void_list_node to avoid clash with c-common.h.
9962 * Makefile.in: Update dependencies.
9963 * objc/Make-lang.in: Likewise.
9965 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9967 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9968 (UNIQUE_SECTION_P): Likewise.
9969 (UNIQUE_SECTION): Likewise.
9971 1999-07-19 Linas Vepstas <linas@linas.org>
9973 * config/i370/README: New file.
9974 * config/i370/linux.h: New file.
9975 * config/i370/mvs.h: New file.
9976 * config/i370/oe.h: New file.
9977 * config/i370/t-linux: New file.
9978 * config/i370/t-mvs: New file.
9979 * config/i370/t-oe: New file.
9980 * config/i370/x-oe: New file.
9981 * config/i370/xm-linux.h: New file.
9982 * config/i370/xm-mvs.h: New file.
9983 * config/i370/xm-oe.h: New file.
9985 * i370.c (label_node_t): Add first_ref_page, label_addr,
9986 label_first_ref, label_last_ref members.
9987 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9988 (MAX_MVS_LABEL_SIZE): Define.
9989 (MAX_LONG_LABEL_SIZE): Define.
9990 (alias_node_t, alias_anchor, alias_number): New.
9991 (mvs_function_table): Reorder for EBCDIC.
9992 (ascebc, ebcasc): Unconditionally define.
9993 (i370_branch_dest, i370_branch_length): New functions.
9994 (i370_short_branch, i370_label_scan): New functions.
9995 (mvs_get_label): Renamed from mvs_add_label. Search for
9996 an existing label before creating a new one.
9997 (mvs_add_label): New function.
9998 (mvs_get_label_page): New function.
9999 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
10000 over the entire list.
10001 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
10002 (mvs_check_page) [TARGET_ELF_ABI]: New function.
10003 (mvs_add_alias, mvs_need_alias): New functions.
10004 (mvs_get_alias, mvs_check_alias): New functions.
10005 (handle_pragma): New function.
10006 (mvs_function_check): New function.
10007 (unsigned_jump_follows_p): Search harder.
10008 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
10009 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
10010 * i370.h (TARGET_VERSION): Delete.
10011 (CPP_SPEC, CPP_PREDEFINES): Delete.
10012 (mvs_label_emitted): Delete.
10013 (TARGET_EBCDIC): Delete.
10014 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
10015 (HANDLE_PRAGMA): Define.
10016 (HARD_REGNO_NREGS): Handle complex modes.
10017 (HARD_REGNO_MODE_OK): Likewise.
10018 (CLASS_MAX_NREGS): Likewise.
10019 (RET_REG): Likewise.
10020 (EXTRA_CONSTRAINT): Define.
10021 (RETURN_IN_MEMORY): True for DImode.
10022 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
10023 (FUNCTION_PROFILER): Delete.
10024 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
10025 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
10026 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
10027 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
10028 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
10029 (ASM_FILE_START): Add "RMODE ANY".
10030 (ASM_OUTPUT_EXTERNAL): Check for aliases.
10031 (ASM_GLOBALIZE_LABEL): Likewise.
10032 (ASM_OUTPUT_LABELREF): Likewise.
10033 (ASM_OUTPUT_COMMON): Likewise.
10034 (PRINT_OPERAND): Handle 'K', 'W', default.
10035 (PRINT_OPERAND_ADDRESS): New.
10036 (Lots of defines): Add support for TARGET_ELF_ABI.
10037 * i370.md (attr length): New. Define for all patterns.
10038 (*): Lots of tweeks to assembly output and constraints.
10040 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
10042 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
10043 Disable patterns performing SImode comparisons with SImode values
10044 if TARGET_POWERPC64 and instruction does not sign-extend or does
10045 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
10046 differ for signed quantities.
10047 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
10048 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
10049 (decrement_and_branch_on_count): Add 64-bit variant.
10051 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10053 * final.c (output_asm_insn): When searching for the matching string
10054 for a given dialect, don't run past the end of the list of
10055 alternatives if there are fewer alternatives in the template than
10058 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
10060 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
10061 Removed paragraph about compression of files and size limitation,
10062 duplicated in the FAQ. Use gcc-patches for posting patches.
10063 * gcc.c (main): Updated URL with bug reporting instructions to
10064 gcc.gnu.org. Removed e-mail address.
10065 * system.h (abort): Likewise.
10067 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10069 * Makefile.in (stmp-multilib-sub): Make the files extracted
10070 from $(LIBGCC1) writable.
10072 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
10074 * config/arm/aout.h: Reformat for improved readability.
10076 * config/arm/arm.h: Reformat for improved readability.
10077 Replace uses of fprintf with asm_fprintf where appropriate.
10078 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
10079 function declaration assembler actions.
10080 (NUM_INTS): New macro: Convert from bytes to words.
10081 (NUM_REGS): New macro: Compute number of registers required to
10082 hold a quanitity of tyep MODE.
10083 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
10085 (NUM_ARG_REGS): New macro: The number of argument registers
10087 (ARG_REGISTER): New macro: Compute the register number of the Nth
10089 (LAST_ARG_REGNUM): New macro: The number of the last argument
10091 (SP_REGNUM): New macro: Register number of the stack pointer.
10092 (FP_REGNUM): New macro: Register number of the frame pointer.
10093 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
10094 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
10095 CUMULATIVE_ARGS so that it counts registers not bytes.
10097 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
10099 Replace uses of fprintf with asm_fprintf where appropriate.
10100 (output_ascii_pseudo_op): Replace with version from thumb.c
10102 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
10104 * config/arm/elf.h (CPP_PREDEFINES): Replace with
10105 SUBTARGET_CPP_SPEC.
10106 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
10107 (ASM_FILE_START): Emit ASM_APP_OFF.
10109 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
10111 * pa.c (compute_frame_size): Round frame according to
10112 STACK_BOUNDARY rather than a hardwired value.
10114 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
10116 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
10118 * configure: Rebuilt.
10120 * configure.in (hppa*-*-linux*): New configuration.
10121 * configure: Rebuilt.
10122 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
10123 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
10124 * pa/pa-linux.h: New file.
10125 * pa/t-linux: New file.
10126 * pa/xm-linux.h: New file.
10128 * pa.c (hppa_legitimize_address): Change references from SImode to
10129 either Pmode or word_mode as appropriate.
10130 (emit_move_sequence, store_reg, load_reg): Likewise.
10131 (set_reg_plus_d, hppa_expand_prologue): Likewise.
10132 (output_mul_insn): Likewise.
10133 * pa.h (PROMOTE_MODE): Likewise.
10134 (INITIALZE_TRAMPOLINE): Likewise.
10135 (Pmode): Define to word_mode.
10137 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
10138 value of 4. Allocate 8 bytes for each FP register save.
10139 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
10141 (hppa_expand_prologue): Likewise.
10142 * pa.h (PROMOTE_MODE): Likewise.
10143 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
10144 (FUNCTION_ARG_BOUNDARY): Likewise.
10146 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
10148 * pa.c (out_of_line_prologue_epilogue): Delete.
10149 (override_options): Remove -mspace related code.
10150 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
10151 (compute_frame_size): Only allocate space for register that
10152 actually need to be saved.
10153 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
10154 (TARGET_SWITCHES): Remove -mspace, -mno-space
10155 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
10156 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
10157 * pa/ee.asm, pa/ee_fp.asm: Delete.
10159 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
10161 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
10162 directive in column zero.
10164 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
10166 * m68k.c (output_function_prologue): Fix computation of save mask
10167 when generating PIC code.
10169 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
10171 * tree.c (build_type_attribute_variant): Move current_obstack restore
10172 after build_qualified_type call.
10174 1999-07-15 Mark Mitchell <mark@codesourcery.com>
10176 * configure.in: Use t-iris6, even with GNU LD.
10177 * config/mips/iris6gld.h: Fix typo in linker spec.
10178 * config/mips/t-iris6gld: Remove.
10180 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
10182 * rs6000.md (insv, extzv): Remove SImode dependence in named
10183 patterns. Explicitly generate DImode RTL if PowerPC64 and
10185 (insvdi): Reverse start and size in instruction template.
10187 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
10189 * invoke.texi: Typo fixes.
10191 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
10193 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
10194 handle at this time instead of silently generating incorrect code.
10195 (gen_imagpart): Likewise.
10197 * reload.c (find_reloads): Emit a USE for a pseudo register without
10198 a hard register if we could not create an optional reload for the
10201 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10203 * c-typeck.c (output_init_element, process_init_element):
10204 When advancing constructor_unfilled_fields for a RECORD_TYPE,
10205 check for nameless bit fields.
10207 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
10209 * regclass.c (scan_one_insn): Notice subregs that change the
10210 size of their operand.
10211 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
10213 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
10215 * configure.in (alpha*-*-*): Include alpha/t-ieee.
10216 * configure: Rebuilt.
10217 * alpha/t-ieee: New file.
10219 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
10221 * rs6000.c (find_addr_reg): Do not select r0 as an address
10224 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
10226 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
10228 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
10230 * rs6000.md (movsf): Do not force easy FP constants into memory.
10232 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
10233 immed_double_const to ensure they are properly truncated then
10236 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10238 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
10239 always unless NO_DEBUG is used. Compile this code
10241 (replace_symbols_in_block): Compile it unconditionally.
10243 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
10245 * configure.in (i?86-*-elf*): New target.
10246 * configure: Rebuilt.
10247 * i386/i386elf.h, i386/t-i386elf: New files.
10249 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
10251 * toplev.c (main): Don't complain about saying -gdwarf.
10252 (rest_of_compilation): Remove redundant code.
10254 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
10256 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
10258 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
10260 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
10261 "Li960R:", to avoid name clash.
10263 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10265 * loop.c (check_dbra_loop): When reversing a loop, delete all
10266 REG_EQUAL notes referencing the reversed biv except those which are
10267 for a giv based on it.
10269 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
10271 * version.c: Drop "gcc-" prefix from version #.
10273 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
10275 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
10276 the label if we're being verbose.
10278 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
10280 * m68k.c (output_function_prologue): Add pic register to mask
10281 if live and flag_pic.
10282 (output_function_epilogue): Likewise.
10284 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
10286 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
10287 directives in column zero.
10289 * pa/elf.h (ASM_FILE_START): Define.
10290 * pa/som.h (ASM_FILE_START): Include .level directives.
10291 * pa/hpux10.h (ASM_FILE_START): Delete.
10292 * pa/hpux11.h (ASM_FILE_START): Delete.
10294 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
10296 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10298 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
10299 when reload_out equals reload_in.
10301 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
10303 * invoke.texi (Spec Files): New node: Describe the contents of
10306 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
10308 * invoke.texi (DEC Alpha Options): Put @end table at
10309 beginning of line, to avoid confusing texi2html.
10311 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
10313 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
10314 introduced in previous delta.
10316 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10318 * reload1.c (gen_reload): When synthesizing a 3 operand add
10319 sequence, improve test for when to reload OP1 into the reload
10320 register instead of OP0.
10322 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10324 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10326 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10328 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10331 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10333 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10334 (va_dcl): Use __builtin_va_alist_t.
10336 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10338 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10339 on the permanent_obstack.
10340 * dwarfout.c (output_type): Likewise.
10342 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10344 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10345 Merged from c-typeck.c and cp/typeck.c.
10346 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10347 Merged into c-common.
10349 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10351 * c-lex.c (errorcount): Declare it.
10352 (finish_parse): Update errorcount when using CPPLIB.
10354 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10356 * fixinc/inclhack.def(end_else_label): Double the backslash so
10357 sed gets a chance to see it.
10358 * fixinc/inclhack.sh: regen
10359 * fixinc/fixincl.x: regen
10361 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10363 Add framework to support armv5 architecture when it becomes
10366 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10367 (arm_arch5): New variable.
10368 (all_architectures): Add armv5 line.
10369 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10370 -march=armv5 is specified on the command line.
10371 (arm_arch5): Export this variable.
10372 * invoke.texi: Document new string accepted by -march= switch for
10375 * config/arm/arm.h: Replace use of constant 12 as a register
10376 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10377 * config/arm/arm.c: Replace use of constant 12 as a register
10378 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10380 * config/arm/elf.h: Tidy up.
10381 * config/arm/coff.h: Tidy up.
10383 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10385 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10386 * gcc/config/mips/t-iris6gld: New file.
10387 * gcc/config/mips/iris6gld.h: Likewise.
10389 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10391 * c-decl.c (widest_integer_literal_type_node,
10392 widest_unsigned_literal_type) : New.
10393 (init_decl_processing): Handle/use the two new types.
10394 * c-common.c (type_for_size,type_for_mode) : Same.
10395 * c-lex.c (yylex) : Same.
10396 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10398 * c-tree.h (widest_integer_literal_type_node,
10399 widest_unsigned_literal_type) : New.
10401 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10403 * dwarfout.c (field_byte_offset): Correctly compute the object's
10404 byte offset for the first bit of a field which crosses an alignment
10405 boundary on a !BYTES_BIG_ENDIAN target.
10407 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10409 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10412 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10413 Jeff Law <law@cygnus.com>
10415 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10418 * except.c: Include intl.h.
10419 (expand_eh_return): Set current_function_cannot_inline.
10420 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10421 * function.h (struct function): Add eh_return_stub_label.
10422 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10423 * Makefile.in (except.o): Depend on intl.h.
10425 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10427 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10428 same as offsettable in cases 1 and 2.
10430 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10432 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10433 (extlh, extwh): Likewise.
10435 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10437 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10439 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10441 * configure.in: Add arm-pe and thumb-pe targets.
10442 * configure: Regenerate.
10444 * thumb.c (arm_naked_function_p): New function: Determines if
10445 a function is naked (has no gcc generated prologue/epilogue).
10446 (is_called_in_ARM_mode): Return true if the func has the
10447 interfacearm attribute.
10448 (output_return): Do not generate a return for naked functions.
10449 (thumb_function_prologue): Do not generate a prologue for
10451 (thumb_expand_prologue): Do not generate a prologue for naked
10453 (thumb_expand_epilogue): Do not generate an epilogue for naked
10455 (arm_valid_machine_decl_attribute): New function, copied from
10456 arm.c: Permit naked and interfacearm attributes.
10458 * config/arm/pe.c: New file: Support code for arm-pe target.
10459 * config/arm/pe.h: New file: Header file for arm-pe target.
10460 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10461 * config/arm/t-thumb-pe: New file: Makefile fragment for
10464 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10466 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10467 -fPIC or -fpic is specified.
10469 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10471 * expr.c (emit_block_move): Use copy_to_mode_reg for
10472 !TARGET_MEM_FUNCTIONS case too.
10474 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10476 * configure: Rebuilt.
10477 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10478 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10479 definitions made redundant by dbxelf.h inclusion. Delete
10480 lots of definitions related to assembly output that are
10481 specific to the SOM object format.
10482 * pa.c (output_function_prologue): Do not emit the function's
10484 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10485 * pa-pro.h: Deleted.
10486 * som.h: New file with SOM specific definitions.
10487 * elf.h: New file with ELF specific definitions.
10489 * elfos.h (const_section): Output a tab before assembler directives.
10490 (ctors_section, dtors_section): Likewise.
10491 (ASM_OUTPUT_SECTION_NAME): Likewise.
10493 * pa/pa1.h: Delete unused file.
10495 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10497 * configure.in (hppa*-hp-hpux11*): New configuration.
10498 * configure: Rebuilt.
10499 * pa/pa-hpux11.h: New file.
10500 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10503 * mips.md (leasi, leadi): New patterns.
10505 * expr.c (emit_block_move): Properly handle case where one of the
10506 block move arguments has a queued increment or decrement.
10507 (clear_storage): Similarly. Fix formatting goof.
10509 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10511 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10512 semicolon from the BSD VA_LIST replacement expression.
10514 * fixinc/inclhack.sh: regen
10515 * fixinc/fixincl.x: regen
10517 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10518 now use the fixincl program.
10520 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10522 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10523 case. Also make the PIC register call_used.
10525 * m68k.h (FINALIZE_PIC): Delete.
10526 * m68k.c (finalize_pic): Delete.
10528 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10530 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10533 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10535 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10537 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10539 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10541 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10543 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10545 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10547 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10549 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10551 * rs6000.c (output_toc): Always use hex values for floating-point
10552 constants. Store single-precision values in upper-half of TOC
10553 entry in 64-bit mode.
10554 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10555 to final constraints.
10556 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10557 (fctiwz): Improve accuracy of RTL for pattern.
10559 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10561 * expr.c (expand_expr): Allow RTL_EXPR's through the
10562 MAX_INTEGER_COMPUTATION_MODE checks.
10564 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10566 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10567 such that MASK_SUPPORT_ARCH is not negative.
10569 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10571 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10572 ADDR_DIFF_VEC insns that appear inside loops.
10574 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10575 Jeff Law <law@cygnus.com>
10577 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10578 Handle LO_SUM the same as offsettable in cases 1 and 2.
10579 * rs6000.c (find_addr_reg): Revert previous patch.
10581 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10583 * system.h (strstr): New external function declaration.
10584 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10585 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10586 * config.in, configure: Rebuilt.
10588 1999-06-24 Tom Tromey <tromey@cygnus.com>
10590 * gcc.c (main): Read user-specified specs files after computing
10591 additional startfile_prefixes.
10593 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10595 Revert these two patches:
10597 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10598 * loop.c (strength_reduce): When doing biv->giv conversion, update
10599 reg note of NEXT->insn.
10601 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10602 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10604 (recombine_givs): Set ix field after sorting.
10606 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10608 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10609 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10611 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10613 *fixinc/inclhack.def: Add fix development commentary
10614 (read_ret_type): reactivate and add selection clause
10615 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10616 *fixinc/{fixincl.x|inclhack.sh}: regen
10618 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10620 * expr.c (expand_expr): STRIP_NOPS before checking against
10621 MAX_INTEGER_COMPUTATION_MODE
10622 (check_max_integer_computation_mode): Likewise.
10624 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10626 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10628 1999-06-22 Jim Wilson <wilson@cygnus.com>
10630 * expr.c (store_expr): When target is a promoted subreg, return a
10631 promoted subreg as a result.
10633 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10635 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10637 (dwarf2out_define): Mark unused parameters appropriately.
10638 (gen_unspecified_parameters_die): Ditto.
10639 (gen_subprogram_die): Fix signed/unsigned warnings.
10640 (gen_variable_die): Ditto.
10642 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10644 * fixinc/inclhack.def(end_else_label): combined else_label
10645 and endif_label and fixed the sed expression.
10646 *fixinc/{fixincl.x|inclhack.sh}: regen
10648 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10650 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10651 'x' when handling non-offsettable addresses
10653 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10655 * final.c (shorten_branches): Don't try to split an insn that has
10658 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10660 * config/mips/mips.c (symbolic_expression_p): New function.
10661 (mips_select_rtx_section): Put symbolic expressions in the
10662 data section, not the read-only data section.
10664 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10666 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10668 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10670 * collect2.c (main): Log frame table count.
10671 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10672 (scan_prog_file) [COFF]: Handle frame tables.
10674 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10675 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10676 * alpha/elf.h: Undef them again.
10677 * alpha/vms.h: Remove their definitions.
10679 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10681 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10682 remove the clobber of r0 and change the REG_UNUSED note to
10685 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10687 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10688 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10689 fits in HOST_WIDE_INT and one uses union to access a long constant
10692 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10694 * sparc.c (sparc_override_options): Don't allow profiling for
10695 code models other than medlow.
10696 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10697 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10698 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10699 (sparc_block_profiler): Likewise.
10700 (sparc_function_block_profiler_exit): Likewise.
10701 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10702 (FUNCTION_BLOCK_PROFILER): Likewise.
10703 (BLOCK_PROFILER): Likewise.
10704 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10705 (MCOUNT_FUNCTION): New.
10706 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10707 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10708 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10709 (MCOUNT_FUNCTION): New.
10710 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10711 (BLOCK_PROFILER): Delete.
10712 (MCOUNT_FUNCTION): New.
10714 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10716 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10718 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10720 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10723 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10726 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10729 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10732 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10734 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10737 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10739 * i386/djgpp.h (LIB_SPEC): New.
10740 (STARTFILE_SPEC): New.
10742 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10744 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10746 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10749 * system.h (WSTOPSIG): New macro.
10751 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10753 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10755 (insert_pack_attributes): Take into account member natural
10758 * i386/winnt.c (exports_head): New static variable.
10759 (i386_pe_record_exported_symbol): New function.
10760 (i386_pe_asm_file_end): Use.
10761 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10762 symbols to be emitted at end of assembly.
10763 (ASM_DECLARE_OBJECT_NAME): Likewise.
10764 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10766 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10769 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10771 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10774 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10776 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10777 zapping reg_last_uses directly.
10778 (sched_analyze_2, sched_analyze_insn): Likewise.
10779 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10781 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10783 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10784 attributes for cases 1 and 2.
10786 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10788 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10791 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10793 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10795 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10797 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10798 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10799 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10800 must be stacked if it is used for PIC accesses.
10801 * arm.c (use_return_insn): Handle PIC register specially.
10802 (output_return_instruction): Likewise.
10803 (output_func_{prologue,epilogue}): Likewise.
10804 (output_expand_prologue): Likewise.
10806 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10807 (*strsi_predec): Renamed from *strqi_predec.
10808 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10809 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10811 * arm.c (arm_override_options): Remove warning about PIC code
10812 not being supported.
10814 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10816 * rs6000.c (find_addr_reg): New function.
10817 * rs6000.h (find_addr_reg): Declare.
10818 (offsettable_addr_operand): Delete.
10819 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10820 from and stores to GPRs.
10822 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10824 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10825 gen_sequence as argument to emit_no_conflict_block.
10827 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10829 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10830 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10831 *fixinc/fixincl.x: regen
10832 *fixinc/inclhack.sh: regen
10834 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10836 * added support for -mpcrel (PC relative addressing for m68k)
10837 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10838 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10839 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10840 (comments for general_src_operand): Add some explanation
10841 about EXTRA_CONSTRAINTS.
10842 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10843 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10844 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10845 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10846 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10847 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10848 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10849 if not already set.
10850 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10851 * m68k.h (TARGET_PCREL): New target flag.
10852 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10853 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10854 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10855 contains a SYMBOL_REF. Relax this constraint during reload, since
10856 we want to use the predicates, not reload's built-in concept of a
10857 valid memory address, to control what insns need reloading.
10858 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10859 operands (essentially 'g', 'm', and 's' under normal circumstances).
10860 * m68k.c (print_operand): Cause printing of pc-relative addresses
10861 to include pc register.
10862 (print_operand_address): Ditto.
10863 (general_src_operand): Accept operands that are not only
10864 general_operands, but are also valid when used as a pc-relative
10866 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10867 (memory_src_operand): Similar, for memory_operands.
10868 (pcrel_address): New predicate to accept the special case of a
10869 pc-relative address.
10870 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10871 QImode insns to accept *_src_operand instead of *_operand where
10872 pc-relative operands can fit. For example, a pc-relative operand
10873 can be used as a memory source operand for addsi3, but not as a
10874 memory destination.
10875 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10877 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10879 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10880 .thumb_set pseudo op to mark aliases of thumb functions.
10882 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10884 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10885 preference to ASM_OUTPUT_DEF, if it is defined.
10887 * tm.texi: Document new, optional target macro
10888 ASM_OUTPUT_DEF_FROM_DECLS.
10890 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10892 * fixincludes: ISCNTL patch
10893 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10894 (dgux_int_varargs): new for DG/UX
10895 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10897 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10899 * invoke.texi (ia32 options): Fix typo.
10901 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10903 * loop.c (strength_reduce): When doing biv->giv conversion, update
10904 reg note of NEXT->insn.
10906 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10908 * loop.c (move_movables): Note issues with replacing REGs with
10910 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10912 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10914 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10916 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10917 the reference to `mcount' was not correct for the ELF on FreeBSD.
10919 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10921 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10924 (recombine_givs): Set ix field after sorting.
10926 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10928 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10929 to safe to extract a subword out of a REG.
10931 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10933 * sh.md (mulsi3): Don't add a no-op move at the end.
10935 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10937 * cse.c (cse_insn): Don't put hard register source into tables for
10938 the last insn of a libcall.
10940 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10942 * loop.c (strength_reduce): Insert sets of derived givs at every
10943 biv increment, even if it's the only one.
10945 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10947 * dwarfout.c (add_incomplete_type): New fn.
10948 (output_type): Call it.
10949 (retry_incomplete_types): New fn.
10950 (dwarfout_finish): Call it.
10952 From Eric Raskin <ehr@listworks.com>:
10953 (output_type): Output types for bases.
10955 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10957 * mips.c (mips_output_conditional_branch): Add `break'
10958 between `default' label and `close braces'.
10960 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10962 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10963 specifications and make it realistic.
10964 (LIB_SPEC): Likewise.
10966 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10968 * config/mips/mips.c (mips_secondary_reload_class): Check for
10969 (PLUS (SP) (REG)) and return appropriate register class.
10970 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10971 Handle (PLUS (SP) (REG)).
10972 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10973 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10974 of emit_insn for tablejump.
10976 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10978 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10979 asm_fprintf format string by itself.
10980 (output_function_profiler): Likewise.
10982 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10984 * combine.c (simplify_logical, case AND): Only call
10985 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10986 or the constant is positive.
10988 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10990 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10991 * configure: Regenerate.
10993 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10995 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10996 require a sub-version #.
10997 * configure: Rebuilt.
10999 1999-06-14 Robert Lipe (robertlipe@usa.net)
11001 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
11003 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
11005 * c-typeck.c (process_init_element): Detect excess elements in
11006 char array initializer.
11008 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
11010 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
11012 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11014 * invoke.texi (Option Summary): Add -fpermissive flag.
11016 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
11018 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
11019 that require PIC code sequences.
11021 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
11023 * configure.in: Add new target: thumb-elf.
11024 * configure: Regenerate.
11025 * config/arm/t-thumb-elf: New file: Makefile fragment for
11027 * config/arm/telf.h: New file: Header file for thumb-elf
11030 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
11032 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
11033 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
11034 initializers is some circumstances.
11036 * fixinc/inclhack.def (endif_label): Add additional selector for
11037 more bogus stuff after #endif statements.
11038 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11040 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
11042 * i386/cygwin.h (SET_ASM_OP): Define.
11044 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
11046 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
11048 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11050 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
11053 * sh.md (ic_invalidate_line_i): Remove second alternative.
11055 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11057 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
11058 test for the presence of valid prototypes. Delete bypass expr.
11059 (ioctl_fix_ctrl): Correct the selection expression.
11060 (no_double_slash): Correct quoting rules
11061 *fixinc/fixincl.x: regen
11062 *fixinc/inclhack.sh: regen
11064 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
11066 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
11068 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11070 * rs6000.md (movsi_got_internal_mem): Delete.
11071 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
11072 (GOT_TOC_REGNUM): Delete.
11073 (PIC_OFFSET_TABLE_REGNUM): Define.
11074 (FINALIZE_PIC): Disable.
11075 * rs6000.c (rs6000_got_register): New code for fixed pic register.
11076 (rs6000_replace_regno): Delete.
11077 (rs6000_finalize_pic): Likewise.
11078 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
11080 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11082 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
11083 is a note; use <= for the compare; advance P while it is
11086 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
11088 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
11089 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
11091 * varasm.c (remove_from_pending_weak_list): Verify t->name
11092 is non-NULL before passing it to strcmp.
11094 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11096 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
11097 the typed arguments are not part of a comment
11098 (ioctl_fix_ctrl): Added a purpose comment
11099 *fixinc/fixincl.x: regenerate
11100 *fixinc/inclhack.sh: regenerate
11102 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11104 * invoke.texi: Add C4x invocation docs.
11106 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11108 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
11110 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
11112 (c4x_legitimize_reload_address): New function.
11113 * config/c4x/c4x.md: Update docs.
11115 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
11117 * fixincludes: Avoid removing '.'.
11118 * fixinc/fixinc.svr4: Likewise.
11119 * fixinc/fixinc.winnt: Likewise.
11120 * fixinc/inclhack.tpl: Likewise.
11121 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
11123 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11125 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
11127 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
11129 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
11131 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
11134 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
11136 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
11137 * configure: Regenerate.
11139 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
11141 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
11144 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
11146 * fixinc/inclhack.def (avoid_bool): Also catch
11147 "typedef [unsigned] int bool".
11148 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11150 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
11151 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
11152 * configure: Rebuilt.
11154 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
11156 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
11157 such that we can override its definitions if necessary.
11158 (CPP_SPEC): New define. Support processor specific predefines via
11160 (CC1_SPEC): New define. Support processor specific compiler
11161 options via %(cc1_cpu).
11162 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
11165 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11167 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
11168 between sed's -e flag, and the open-quote following it.
11169 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11171 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
11172 Jeffrey A Law (law@cygnus.com)
11174 * varasm.c (assemble_start_function): Remove the function
11175 from the pending weak decls list when we define a function.
11176 (assemble_variable): Similarly for variables.
11177 (weak_finish): Ignore items on the list with a NULL name.
11178 (remove_from_ending_weak_list); New function to "remove" an item
11179 from the pending weak declarations list.
11181 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11183 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
11185 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
11187 * c-lex.c (GETC): Redefine to call getch.
11188 (UNGETC): Redefine to call put_back.
11189 (putback_buffer): New structure type.
11190 (putback): New static structure.
11191 (getch): New function.
11192 (put_back): New function.
11193 (yylex): Replace unused bytes from bad multibyte character.
11195 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
11197 * cpplib.c (do_define): Cast `alloca' return value.
11198 (do_include, do_undef, do_pragma): Likewise.
11199 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
11201 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
11202 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
11204 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
11206 * sparc.md (abstf2): This should be an expand.
11207 (split after abstf2_notv9): Fix mode.
11208 (abstf2_hq_v9): New pattern.
11209 (abstf2_v9): Only use when no hard quad.
11210 (absdf2_v9): Fix if target is not the same as source.
11211 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
11212 Add correct output constraints.
11214 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
11216 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
11217 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
11219 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
11221 * mips.h (mips_output_conditional_branch): New function.
11222 (mips_adjust_insn_length): Likewise.
11223 (ASSEMBLER_SCRATCH_REGNUM): New macro.
11224 (ADJUST_INSN_LENGTH): Likewise.
11225 * mips.c (print_operand): Add `F' and `W' for floating-point
11226 comparison opcodes.
11227 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
11229 (mips_adjust_insn_length): New function.
11230 (mips_output_conditional_branch): New function.
11231 * mips.md (length): Adjust attribute definition to handle
11232 conditional branches. Change lengths to bytes, rather than
11233 instructions throughout. Remove length attribute from
11234 instructions whose length is four bytes, and rely on the default
11236 (dslot): Fix typo in comment.
11237 Reword conditional branch patterns to use
11238 mips_output_conditional_branch.
11240 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11242 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
11243 (LIB_SPEC): Likewise.
11244 Link with -lprof1_r for -g/-pg.
11246 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11248 * loop.c (check_dbra_loop): Fix change of Jan 19.
11250 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
11252 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
11253 (STARTFILE_SPEC): Define, override the svr4.h version.
11254 (ENDFILE_SPEC): Likewise.
11256 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
11258 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
11259 * fixinc/fixincl.x: Regenerated.
11260 * fixinc/inclhack.sh: Regenerated.
11262 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11264 * sh.c (barrier_align): Don't return early for normal branch/barrier
11265 when optimizing for SH2.
11267 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
11269 * i386/udk.h (LINK_SPEC): Correct linker search path for
11272 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11274 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
11275 (braf_label_ref_operand): Delete.
11276 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
11277 * sh.md (casesi_jump_2): Operand1 is now the inside of a
11278 label_ref, and has no predicate.
11279 The patten has a predicate to guard against invalid substitutions.
11280 (dummy_jump): Delete.
11281 (casesi): Update use of casesi_jump_2.
11283 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11285 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
11286 *fixinc/fixincl.x: regenerate
11287 *fixinc/inclhack.sh: regenerate
11289 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
11291 * dwarf2out.c (add_incomplete_type): New fn.
11292 (gen_struct_or_union_type_die): Call it.
11293 (retry_incomplete_types): New fn.
11294 (dwarf2out_finish): Call it.
11296 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
11298 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
11299 current block starts with a CODE_LABEL and ends with a CALL and
11300 we can not find all the argument setup instructions for the CALL.
11302 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
11304 Revert this change:
11305 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11306 something is a candidate for optimize_bit_field_compare.
11308 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11310 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
11312 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
11314 * alpha.c (override_options): Thinko in last patch.
11316 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11317 (LIB_SPEC): Recognize -pthread.
11319 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11321 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11322 definition in config/arm/coff.h
11323 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11325 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11327 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11328 fixes that need "file=xxx\n" prepended before invocation
11329 (start_fixer - new): starting the fixer process is complex enough
11330 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11331 (process): uses the new routine; omit usage of putenv()
11332 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11333 * fixinc/fixincl.x: regenerate
11335 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11337 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11338 and version #s (1.1 -> 2.96) as needed.
11339 * README.g77: Kill way out of date file in the toplevel directory.
11341 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11343 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11344 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11345 * configure: Rebuilt.
11346 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11347 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11348 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11349 (SWITCH_TAKES_ARG): Likewise.
11350 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11351 * config/t-freebsd: Moved from config/i386/ so it can used for all
11354 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11356 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11358 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11360 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11361 * configure: Rebuilt.
11363 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11365 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11366 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11367 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11368 (rs6000_output_load_toc_table): Same.
11369 (output_prolog, output_mi_thunk): Same.
11370 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11371 (ASM_GLOBALIZE_LABEL): Use putc.
11373 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11375 * alpha.md (reload_*_help): New patterns and splitters.
11376 (reload_*): Use them.
11377 (mov[qh]i): Likewise.
11379 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11381 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11384 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11386 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11388 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11390 * flow.c (mark_regs_live_at_end, insn_dead_p,
11391 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11392 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11393 hasn't run or the frame pointer is needed.
11394 * haifa-sched.c (attach_deaths): Likewise.
11395 * sched.c (attach_deaths): Likewise.
11397 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11399 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11400 calculate_can_reach_end returns nonzero.
11402 * configure.in (native gas tests): Search for an assembler in the
11403 same manner that the installed compiler will.
11404 * configure: Rebuilt.
11405 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11407 * alias.c (find_base_term): Improve handling of addresses
11408 constructed from binary operations.
11410 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11412 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11414 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11416 * function.h (cleanup_label, frame_offset): Declare.
11417 (tail_recursion_label, tail_recursion_reentry): Likewise.
11418 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11419 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11420 (tail_recursion_label, tail_recursion_reentry): Likewise.
11421 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11423 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11425 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11427 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11428 (MAX_OFILE_ALIGNMENT): Define.
11430 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11432 * fixincl.c: Replace local include scheme with #includes of
11433 gansidecl.h and system.h.
11434 * procopen.c: Likewise.
11435 * server.c: Likewise.
11437 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11439 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11440 (crti.o): Add build rule and dependencies.
11441 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11443 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11445 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11446 (LIB_LINUX_SPEC): Likewise.
11447 (LIB_LINUX_SPEC): Add support for -pthread
11448 (CPP_OS_LINUX_SPEC): Likewise.
11449 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11452 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11454 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11456 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11457 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11458 for IEEE math and CC_FCOMI.
11459 (put_jump_code): No IEEE if CC_FCOMI is set.
11461 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11463 * fold-const.c (fold_truthop): Make the field reference unsigned
11464 when converting a single bit compare.
11466 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11468 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11470 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11472 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11473 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11476 * reload.c (push_reload): Do not call remove_address_replacements
11477 when presented with identical optional reloads.
11479 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11481 * alpha.h (MASK_FIX, TARGET_FIX): New.
11482 (MASK_*): Reorganize constants.
11483 (CPP_AM_FIX_SPEC): New.
11484 (TARGET_SWITCHES): Add FIX.
11485 (EXTRA_SPECS): Likewise.
11486 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11487 (SECONDARY_MEMORY_NEEDED): Likewise.
11488 (REGISTER_MOVE_COST): Likewise.
11489 * alpha.c (override_options): Add FIX support. Always use
11490 ALPHA_TP_PROG for ev6.
11491 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11492 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11493 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11495 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11497 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11498 something is a candidate for optimize_bit_field_compare.
11500 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11502 * gcc.texi (Passes): Document branch-shortening.
11503 * invoke.texi (Debugging Options): Document the fact that `-dp'
11504 outputs length information for instructions.
11506 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11508 * flow.c: Revert previous delta.
11510 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11512 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11513 FRAME_POINTER_REGNUM.
11514 (mark_set_1): Ditto.
11515 (mark_used_regs): Ditto.
11517 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11519 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11520 (GOT_PCREL): New macro. Define to 1 if not already defined.
11521 * arm/elf.h (GOT_PCREL): Define to 0.
11522 * arm.c (arm_finalize_pic): Take into account the setting of
11525 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11527 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11528 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11530 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11531 store elimination candidates.
11533 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11535 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11538 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11540 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11541 Add use of x-aix41-gld.
11543 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11545 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11546 (ASM_OUTPUT_DESTRUCTOR): Define.
11548 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11550 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11551 last CODE_LABEL in a loop if we have previously passed a jump
11552 to the top of the loop.
11554 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11556 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11557 applying Philip's patch.
11559 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11561 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11564 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11566 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11568 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11570 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11571 Also remove a useless comment.
11573 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11575 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11577 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11579 * collect2.c (main): Only generate import or export file and add
11580 to link arguments if non-empty. Use xmalloc not alloca.
11581 (write_{export,import}_file): Delete.
11582 (write_aix_file): New function.
11583 (locatelib): Use xmalloc not malloc.
11584 (GCC_OK_SYMBOL): Do not check type if aix64.
11586 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11588 Based on patch by Scott Bambrough and Pat Beirne:
11589 * config/arm/arm.c (making_const_table): New variable.
11590 * config/arm/arm.h (making_const_table): Declare.
11591 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11593 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11594 Keep track of when we are building the constant table.
11596 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11598 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11601 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11603 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11606 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11608 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11611 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11613 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11615 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11617 * rs6000.c (output_mi_thunk): Enable full support again.
11619 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11621 * sh.h (BRANCH_COST): Define.
11623 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11625 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11627 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11629 * function.c (assign_stack_local): Align stack slot propertly.
11630 (assign_outer_stack_local): Likewise.
11632 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11634 * expr.h (lang_expand_constant): Declare.
11635 * toplev.c (lang_expand_constant): Define it.
11636 * varasm.c (output_constant): Use it.
11638 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11640 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11641 Change function definitions to K&R style.
11643 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11645 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11647 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11649 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11650 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11651 (several places): omit static initialization
11652 (process): use single fd, since only the read fd is used
11653 * fixinc/gnu-regex.c: define 'const' away, if not supported
11654 * fixinc/procopen.c(several places): omit static initialization
11655 * fixinc/server.c: define 'volitile' away, if not supported
11657 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11659 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11660 asm_fprintf and %L to generate the label name.
11661 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11662 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11664 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11666 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11667 insn for a conditional jump can not be found.
11669 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11671 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11672 on variables in specific sections other than .sbss and .sdata.
11674 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11676 * stmt.c (expand_return): Call start_cleanup_deferral and
11677 end_cleanup_deferral around conditional code.
11679 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11681 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11682 filename lists. Utilizes new "krstr" AutoGen function.
11683 * fixinc/fixincl.x: Rebuilt.
11685 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11687 * i386.c (output_float_compare): Avoid GNU-C extensions.
11689 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11691 * version.c: Bump to distinguish mainline tree from the
11694 See ChangeLog.1 for earlier changes.
11697 add-log-time-format: current-time-string