1 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
3 * gcov.c (struct arcdata): Add hits and total, remove prob.
4 (output_branch_counts): New.
5 (process_args): Set output_branch_counts if -c.
6 (calculate_branch_probs): Store hits and total instead of
8 (output_data): Emit counts if output_branch_counts is true.
9 * gcov.texi (Invoking Gcov): Document -c switch..
11 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
13 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
14 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
16 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
18 * invoke.texi (C Dialect Options): Add missing builtins from
20 * extend.texi (Other Builtins): Copy to this list.
22 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
24 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
25 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
28 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
30 * flow.c (compute_flow_dominators): No longer treat basic block 0
31 or (n_basic_blocks - 1) specially. Clear the AUX field before
32 starting computation of doms/pdoms. Fix initial state for pdoms.
34 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
36 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
37 match rtl.o's: added ggc.h and toplev.h
38 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
39 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
40 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
42 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
44 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
45 from HAVE_DOS_BASED_FILESYSTEM.
46 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
47 HAVE_DOS_BASED_FILESYSTEM.
49 (split_directories): Only special-case DOS file names if
50 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
51 instead of explicit tests. Conditionalize on !VMS.
52 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
53 tests. Conditionalize on !VMS.
54 (process_command): Only use make_relative_prefix if !VMS.
55 (free_split_directories): Conditionalize on !VMS.
56 (DIR_UP): Conditionalize on !VMS.
58 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
60 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
62 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
64 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
67 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
69 * invoke.texi (Environment Variables): Document relative path
71 * gcc.c (DIR_UP): If not defined, define as "..".
72 (standard_bindir_prefix): New static, holds target location to
74 (split_directories): New function to split a filename into
75 component directories.
76 (free_split_directories): New function, release memory allocated
78 (make_relative_prefix): New function, make a relative pathname if
79 the compiler is not in the expected location.
80 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
81 can figure out an appropriate prefix from argv[0].
82 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
83 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
84 STANDARD_BINDIR_PREFIX.
86 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
88 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
90 * config/c4x/c4x.h: Moved prototypes to c4x.h.
91 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
92 c4x_secondary_memory_needed) Delete.
93 (fp_zero_operand): Add mode argument.
95 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
97 * reload1.c (reload_reg_free_for_value_p): Don't use a register
98 that is in reload_reg_used.
100 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
102 * config/arm/arm-protos.h: New file: Prototypes for functions
103 defined in arm.c and pe.c.
104 * config/arm/arm.h: Fix compile time warnings.
105 * config/arm/arm.c: Fix compile time warnings.
106 * config/arm/pe.h: Fix compile time warnings.
107 * config/arm/aout.h: Fix compile time warnings.
109 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
111 * config/m32r/m32r-protos.h: New file: Prototypes for functions
114 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
115 Add support for subtargets.
116 Add prototypes for new predicates.
117 Add scheduling macros.
119 * config/m32r/m32r.c: Fix compile time warnings.
120 (int8_operand): New predicate function.
121 (reg_or_cmp_int16_operand): New predicate function.
122 (extend_operand): New predicate function.
123 (m32r_adjust_code): New scheduling function.
124 (m32r_adjust_priorty): New scheduling function.
125 (m32r_sched_init): New scheduling function.
126 (m32r_sched_reorder): New scheduling function.
127 (m32r_sched_variable_issue): New scheduling function.
128 (direct_return): New codegen function.
129 (m32r_not_same_reg): New rtl testsing function.
131 * config/m32r/m32r.md: Fix compile time warnings.
132 Add support for pre decrement and post increment memory
137 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
139 * global.c (EXECUTE_IF_CONFLICT): Don't define.
140 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
141 (find_reg): Likewise.
143 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
145 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
146 to avoid assembler errors.
148 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
150 * config/v850/v850-protos.h: New file: Prototypes for functions
152 * config/v850/v850.h: Move prototypes to v850-protos.h
153 * config/v850/v850.c: Move prototypes to v850-protos.h
154 * config/v850/v850.md: Fix compile time warnings.
156 * config/fr30/fr30-protos.h: New file: Prototypes for functions
158 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
159 * config/fr30/fr30.c: Fix compile time warnings.
160 * config/fr30/fr30.md: Fix compile time warnings.
162 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
164 * tree.h (get_containing_scope): Declare it.
165 * tree.c (get_containing_scope): New fucntion.
166 (decl_function_context): Use it.
167 * toplev.c (rest_of_compilation): Use get_containing_scope.
169 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
171 * Makefile.in (rtl.o): Depend on toplev.h.
173 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
175 * cse.c (delete_trivially_dead_insns): Replace alloca with
177 * except.c (update_rethrow_references): Likewise.
178 (init_eh_nesting_info): Likewise.
179 * function.c (identify_blocks): Likewise.
180 * gcse.c (dump_hash_table): Likewise.
181 * graph.c (print_rtl_graph_with_bb): Likewise.
182 * loop.c (combine_movables): Likewise.
183 (move_movables): Likewise.
184 (count_loop_regs_set): Likewise.
185 (strength_reduce): Likewise.
186 * profile.c (compute_branch_probabilities): New function, split
188 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
189 * regclass.c (regclass): Likewise.
190 * regmove.c (regmove_optimize): Likewise.
191 * toplev.c (compile_file): Likewise.
192 (main): Don't mess with the stack rlimit.
194 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
196 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
197 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
199 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
201 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
203 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
205 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
206 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
209 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
211 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
213 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
215 * gcse.c (post_dominators): Kill.
216 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
217 (compute_code_hoist_data): Use compute_flow_dominators. Do not
218 pass in a pdom array since we do not need pdoms.
219 * haifa-sched.c (schedule_insns): Similarly.
220 * flow.c (compute_dominators): Remove dead function.
221 (compute_flow_dominators): Do not compute doms or pdoms if the
222 caller does not request them. Split up loop to build doms and
223 pdoms. Use a worklist to compute doms and pdoms.
224 * basic-block.h (compute_dominators): Remove prototype.
226 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
228 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
229 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
230 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
231 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
232 (cant_move, fed_by_spec_load, is_load_insn): Remove.
233 (schedule_region): Remove unused variable.
234 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
236 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
238 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
239 (update_equiv_regs): Likewise.
240 (block_alloc): Likewise.
241 * reg-stack.c (reg_to_stack): Likewise.
242 (convert_regs_2): Likewise.
243 * reload1.c (reload_as_needed): Likewise.
245 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
247 * Makefile.in (dbxout.o): Depend on ggc.h.
248 (dwarf2out.o): Likewise.
249 (xcoffout.o): Likewise.
250 * dbxout.c: Include ggc.h.
251 (dbxout_init): Register lastfile as a root.
252 * dwarf2out.c: Include ggc.h.
253 (dwarf2out_line): Register lastfile as a root.
254 * xcoffout.c: Include ggc.h.
255 (xcoffout_source_line): Register xcoff_lastfile as a root.
257 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
259 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
261 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
263 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
265 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
267 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
269 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
270 (EXECUTE_IF_CONFLICT): Likewise.
271 (ALLOCNO_LIVE_P): Avoid signed division.
272 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
273 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
274 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
276 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
278 * haifa-sched.c (schedule_block): Don't crash if there's no
279 next insn for an interblock movement.
280 (add_branch_dependences): Don't allow clobber insns to move either.
282 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
284 * i386.c (split_xf): New.
285 * i386-protos.h: Declare it.
286 * i386.md (movxf_1): Add general regs alternatives.
287 (movxf_1+1): New splitter for same.
289 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
291 * function.c (purge_addressof_1): Add missing return values.
293 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
295 * function.c (is_addressof): New function. Returns true if
296 the given piece of RTL is an ADDRESSOF.
297 (purge_addressof_1): Make boolean. Return false if the
298 ADDRESSOFs could not be purged.
299 (purge_addressof): If ADDRESSOFs could not be purged from the
300 notes attached to an insn, remove the offending note(s),
301 unless they are attached to a libcall.
303 1999-11-05 Andreas Jaeger <aj@suse.de>
305 * genoutput.c (null_operand =): Initialize all fields.
307 * errors.h: Add extern to prototypes.
309 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
311 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
312 * configure: Rebuilt.
314 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
316 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
317 (mirror_conflicts): New function.
318 (global_alloc): Call it.
319 (expand_preferences): Remove redundant CONFLICTP test.
320 (find_reg, dump_conflicts): Likewise.
321 (prune_preferences): Process conflicts one word at a time.
323 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
325 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
326 instead of an explicit loop.
328 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
330 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
331 if REG_RETVAL check succeeds, then put classp in src_elt.
333 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
335 * function.c (pad_to_arg_alignment): Only update argument_pad
336 if the argument's alignment is greater than STACK_BOUNDARY.
338 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
340 * bitmap.h (BITMAP_XFREE): New.
341 * flow.c (life_analysis): Use it.
342 (life_analysis_1): Free blocks.
344 * combine.c (undo_commit): New.
345 (try_combine): Use it. Don't zap undobuf.undos.
346 (combine_instructions): Don't zap undobuf.undos; free the
349 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
351 * stmt.c (cost_table_): New.
352 (estimate_case_costs): Use it instead of xmalloc.
354 * toplev.c (compile_file): Reuse dumpname memory instead
357 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
359 * reg-stack.c (convert_regs_1): Initialize target_stack->top
360 after verifying an EH edge.
362 * haifa-sched.c (init_rgn_data_dependences): Correctly
363 size bb_pending_lists_length when zeroing.
365 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
367 * function.c (diddle_return_value): New.
368 (expand_function_end): Use it.
369 * stmt.c (expand_null_return): Likewise.
370 (expand_value_return): Likewise.
372 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
374 * reload1.c (reload): Don't remove return value clobbers.
376 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
378 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
380 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
382 * cse.c (cse_main): Use xmalloc, not alloca.
383 (cse_basic_block): Likewise.
384 * local-alloc.c (local_alloc): Likewise.
386 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
387 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
389 * rtl.c: Include toplev.h.
390 (fatal): Remove declaration.
392 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
394 * haifa-sched.c (schedule_block): Fix thinko.
396 1999-11-03 James McKelvey <mckelvey@fafnir.com>
398 * fixinc/fixincl.c(create_file): Allow for systems that do not have
401 1999-11-03 Philippe De Muyter <phdm@macqel.be>
403 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
404 call `malloc' instead.
406 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
408 * flags.h (flag_renumber_insns): Declare.
409 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
411 * rtl.h (renumber_insns): Change prototype.
412 * toplev.c (flag_renumber_insns): Define.
413 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
415 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
417 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
418 and fpsqrtd. Use them and create fdiv function unit to more
419 accurately represent fpu sqrt pipeline semantics on UltraSparc.
420 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
422 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
424 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
426 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
427 insn into ready list, do not use just a raw swap.
429 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
431 * rtl.h (renumber_insns): New function.
432 (remove_unnecessary_notes): Likewise.
433 * emit-rtl.c (renumber_insns): Define.
434 (remove_unncessary_notes): Likewise.
435 * toplev.c (rest_of_compilation): Remove dead code.
436 Use renumber_insns and remove_unncessary_notes.
438 * gcse.c (struct null_pointer_info): New type.
439 (get_bitmap_width): New function.
440 (current_block): Remove.
441 (nonnull_local): Likewise.
442 (nonnull_killed): Likewise.
443 (invalidate_nonnull_info): Take a null_pointer_info as input.
444 (delete_null_pointer_checks_1): New function.
445 (delete_null_pointer_checks): Use it.
447 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
448 (split_edges): Likewise.
449 (schedule_block): Likewise.
450 (compute_block_backward_dependencies): Likewise.
451 (schedule_region): Likewise.
452 (schedule_insns): Likewise.
454 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
456 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
457 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
458 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
459 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
460 * jump.c (delete_unreferenced_labels): Don't delete if
461 LABEL_ALTERNATE_NAME is set.
462 * print-rtl.c (print_rtx): Dump alternate name.
463 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
464 * rtl.h (LABEL_ALTERNATE_NAME): Define.
465 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
466 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
468 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
470 * fix-header.c (recognized_extern, recognized_function): Constify
473 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
474 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
475 (compute_available): Remove unused variable `last'.
476 (compute_nearerout): Remove unused variable `temp_bitmap'.
477 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
478 Remove unused variable `x'.
480 * scan.h (recognized_function, recognized_extern): Constify a
483 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
485 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
487 * varasm.c (decode_rtx_const): Use XSTR to access the string
490 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
492 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
494 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
496 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
498 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
500 * pa.c (ireg_operand): New function.
501 * pa.h (PREDICATE_CODES): Handle ireg_operand.
502 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
503 Fix out of date comment.
505 * pa.md (negdi2): Turn into expander + anonymous pattern.
507 * reload.c (find_reloads): Fix typos in recent change.
509 * dwarf2out.c: Do not include ctype.h.
511 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
513 * regclass.c (record_reg_classes): Always use may_move_cost when
514 seeing how operand fits with various register classes.
516 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
518 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
519 * toplev.c: Revert Nov 1 13:22 change.
521 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
523 * config/pa/pa.md (height reduction patterns): Add checks for
524 overlapping operands to avoid semantic-destroying splits for
525 height reduction patterns.
527 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
529 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
530 have been an hyphen, fixed.
531 * configure: Rebuilt.
533 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
535 * config/arm/tpe.h: Add prototypes for exported functions.
536 * config/arm/pe.c: Fix compile time warnings.
537 * config/arm/semi.h: Fix compile time warnings.
538 * config/arm/arm.c: Fix compile time warnings.
539 * config/arm/arm.h: Fix compile time warnings.
540 * config/arm/arm.md: Fix compile time warnings.
541 * config/arm/thumb.c: Fix compile time warnings.
542 * config/arm/thumb.h: Fix compile time warnings.
543 * config/arm/thumb.md: Fix compile time warnings.
545 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
547 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
550 * unroll.c (unroll_loop): Remove LOOP notes when loop is
553 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
555 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
557 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
559 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
560 * rtl.h (rtx_equal_p): Move prototype.
561 * rtl.c (rtx_equal_function_value_matters): Move from
563 (rtx_equal_p): Likewise.
564 * rtlanal.c (rtx_equal_function_value_matters): Delete.
565 (rtx_equal_p): Likewise.
567 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
569 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
572 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
574 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
576 * pa.h (ADDR_VEC_ALIGN): Define.
578 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
579 notes when presented with "if (foo) break; end_of_loop" and
580 the break sequence gets moved out of the loop.
582 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
583 Remove explicit zero initializations of entries within MAP.
585 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
587 * reg-stack.c (convert_regs_1): Handle EH edges specially.
589 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
591 * bitmap.h (BITMAP_XMALLOC): New macro.
592 * flow.c (CLEAN_ALLOCA): Remove.
593 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
594 (life_analysis): Likewise.
595 (update_life_info): Don't use CLEAN_ALLOCA.
596 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
597 (calculate_global_regs_live): Likewise.
598 (print_rtl_with_bb): Likewise.
599 (verify_flow_info): Likewise.
600 * global.c (global_alloc): Likewise.
601 (global_conflicts): Likewise.
602 * integrate.c (save_for_inline_nocopy): Likewise.
603 (expand_inline_function): Likewise.
604 * jump.c (jump_optimize_1): Likewise.
605 (duplicate_loop_exit_test): Likewise.
606 (thread_jumps): Likewise.
607 * loop.c (loop_optimize): Likewise.
608 (combine_givs): Likewise.
609 (recombine_givs): Likewise.
610 * reorg.c (dbr_schedule): Likewise.
611 * unroll.c (unroll_loop): Likewise.
613 * combine.c (combine_instructions): Use xmalloc instead of alloca.
615 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
617 * toplev.c (rest_of_compilation): Don't optimize the CFG
618 when rebuilding, just before dbr.
620 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
622 * output.h (assemble_end_function, assemble_destructor,
623 assemble_constructor, assemble_gc_entry, assemble_global,
624 assemble_label, output_constant_pool) Constify a char*.
626 * varasm.c (assemble_destructor, assemble_constructor,
627 assemble_gc_entry, assemble_end_function, assemble_global,
628 assemble_label, output_constant_pool): Likewise.
630 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
632 * config/arm/thumb.c (thumb_expand_prologue): Add comments
633 explaining what is goin on in this function.
635 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
637 * regclass.c (record_reg_classes): In matching case, recompute
638 costs since the direction of movement is different.
640 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
642 * resource.c (mark_target_live_regs): For unconditional branches,
643 the resources found at the branch target should be added to the
644 resources found so far, not intersected.
646 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
648 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
650 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
651 (sys/mman.h): Include this file only if #HAVE_MMAP.
652 (run_compiles): Initialize `esac_fmt' with one old KR string, not
653 with automatically concatenated ANSI strings.
655 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
657 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
658 (DIV_ROUND_UP): Robustify.
659 (ggc_recalculate_in_use_p): New function.
660 (release_pages): Don't inline it.
661 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
663 (ggc_pop_context): Use ggc_recalculate_in_use_p.
664 (clear_marks): Always save in_use_p.
665 (sweep_pages): Use ggc_recalculate_in_use_p.
666 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
667 Release pages before counting statistics.
669 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
671 * toplev.c (rest_of_compilation): Fix thinko in this change:
673 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
675 (rest_of_compilation): If inside an inlined external function,
676 pretend we are just being declared.
678 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
680 * flow.c (calculate_global_regs_live): Fix thinko.
682 * integrate.c (expand_inline_function): Fix bugs in previous
683 change from Oct 28, 1999.
685 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
687 * stmt.c (expand_value_return): Fix typo in this change:
689 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
690 (expand_value_return): Correctly convert VAL when promoting function
691 return; support RETURN_REG being a PARALLEL.
693 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
695 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
697 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
699 * hard-reg-set.h (reg_names): Constify a char*.
701 * regclass.c (reg_names): Likewise.
703 * regs.h (reg_names): Likewise
705 * a29k/a29k.c (reg_names): Delete declaration.
707 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
709 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
710 arc_output_function_epilogue): Likewise.
712 * elxsi/elxsi.c (reg_names): Likewise.
714 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
716 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
719 * m88k/m88k.c (output_function_profiler): Likewise.
721 * sparc/sparc.c (sparc_flat_output_function_prologue,
722 sparc_flat_output_function_epilogue): Likewise.
724 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
726 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
727 warning from -Wuninitialized and put it under -W.
728 * function.c (uninitialized_vars_warning): Warn only when the
729 corresponding flag is set.
731 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
733 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
734 is nonzero and the single set does not have an elt, then assign
737 * simplify-rtx.c: New file.
738 * Makefile.in (OBJS): Add simplify-rtx.o
739 (simplify-rtx.o): Add dependencies.
740 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
741 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
742 (cse_gen_binary, simplify_unary_operation): Delete.
743 (simplify_binary_operation, simplify_plus_minus): Likewise.
744 (check_fold_consts, simplify_relation_operation): Likewise.
745 (simplify_ternary_operation): Likewise.
746 (delete_trivially_dead_insns): Simplify the contents of the
747 REG_EQUAL note before trying to substitute it into the source
748 of the reg-reg copy at the end of a libcall sequence.
750 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
751 references/callers changed.
753 * mn10200.c (mn10200_va_arg): Force the return value into a
756 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
758 * cccp.c (macroexpand): Avoid out of range accesses for omitted
761 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
763 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
765 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
767 * fold-const.c (fold): Fix thinko when optimizing comparisons
770 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
772 * gcc.texi (Passes): Update front-end files to their current
775 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
777 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
778 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
779 (PREDICATE_CODES): Add addition_operation.
780 * alpha-protos.h (addition_operation): Declare.
781 (secondary_reload_class): Likewise.
782 * alpha.c (addition_operation): New.
783 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
784 * alpha.md (adddi3): Turn into expander.
785 (*lda, *adddi_2): New.
786 (movsf, movdf patterns): Don't preference integer regs.
787 (movsi, movdi patterns): Don't preference fp regs.
789 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
791 * genrecog.c (write_switch): Check for duplicate CODE cases.
793 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
795 * ggc-common.c: Update pre-function commentary.
796 * ggc-page.c: Likewise.
798 (poison_pages): Use memset directly.
799 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
800 (ggc_collect): Poison before sweeping.
801 * ggc-simple.c: Update pre-function commentary.
802 (ggc_alloc_obj): Poison non-zeroed memory.
804 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
806 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
807 match format string, even on 64-bit hosts.
808 * gcc-page.c (ggc_page_print_statistics): Likewise.
810 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
812 * config/i386/i386.c (ix86_cpu): Revert last patch.
813 * config/i386/i386.h (ix86_cpu): Ditto.
815 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
817 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
818 TYPE_SIZE, convert type of result to sizetype.
820 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
822 * flow.c (count_or_remove_death_notes): Equate NULL with the
825 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
826 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
829 * i386.c (pic_label_no): Delete.
830 (ix86_attr_length_default): Don't use single_set to peek
833 * recog.c (peephole2_optimize): Allow recog_next_insn to index
834 the first insn after bb->end.
835 * i386.md (push mem peeps): Scratch is live after evaluation
837 (cmp mem peep): Similarly.
839 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
841 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
842 * function.c (pad_to_arg_alignment): Add missing braces.
844 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
846 * alpha/alpha-protos.h (literal_section): Add prototype.
847 (alpha_need_linkage, alpha_start_function,alpha_end_function):
850 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
852 (alpha_start_function, alpha_end_function, float_strings,
853 alpha_need_linkage): Constify a char*
855 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
857 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
859 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
861 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
863 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
865 * flow.c (debug_flow_info): Add prototype.
867 * gcc.c (main): Likewise.
869 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
872 * reload1.c (failed_reload, set_reload_reg): Likewise.
874 * mips-tfile.c (main): Likewise.
875 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
876 with ATTRIBUTE_NORETURN.
878 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
880 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
881 DECL is not a memory ref.
883 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
885 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
886 * config/i386/i386.c (ix86_cpu): Add extern attribute.
888 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
890 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
891 * config/mips/elf64.h: ditto.
893 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
895 * expr.c (emit_push_insn): New argument alignment_pad.
896 Update all callers. Adjust stack pointer based on alignment pad.
897 * function.c (pad_to_arg_alignment): New argument alignment_pad.
898 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
899 (locate_and_pad_parm): New argument alignment_pad. Update all
901 * expr.h (emit_push_insn): Update prototype.
902 (locate_and_pad_parm): Update prototype.
903 * calls.c (arg_data): Add new field alignment_pad.
904 (initialize_argument_information): Initialize alignment_pad.
906 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
908 * except.c (free_eh_nesting_info): Free the info itself.
909 * function.c (free_after_compilation): Don't free NULL.
910 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
911 (pre_edge_insert): Free inserted.
912 * stmt.c (free_stmt_status): Don't free NULL.
914 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
916 * gcov.c (DIR_SEPARATOR): Provide default.
917 (output_data): Add test for MS-DOS format absolute filename.
918 (fancy_abort): Correct program name.
919 (open_files): Open all files in binary mode.
920 * libgcc2.c (__bb_exit_func): Likewise.
922 * profile.c (init_branch_prob): Specify binary when opening files.
924 * flags.h (flag_unwind_tables): New decl.
925 * toplev.c (flag_unwind_table): New definition.
926 (f_options): Add -funwind-tables.
927 (decode_g_option): Clarify warning when unknown -g option is given.
928 (rest_of_compilation): If inside an inlined external function,
929 pretend we are just being declared.
931 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
932 (dwarf2out_frame_finish): Likewise.
934 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
936 * fold-const.c (merge_ranges): In not in0, but in1, handle
937 upper bounds equal like subset case.
939 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
941 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
942 passed in a register but moved to the stack.
944 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
946 * gcc.c (pass_exit_codes, greatest_status): New variables.
947 (struct option_map): Add entry for "--pass-exit-codes".
948 (execute): Update greatest_status if error.
949 (display_help): Add documentation for -pass-exit-codes.
950 (process_command): Handle -pass-exit-codes.
951 (main): Look at pass_exit_codes and greatest_status on call to exit.
953 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
955 * reload.c (find_reloads): Refine test for no input reload
956 case to not includes reloads emitted after insn.
958 * function.c (find_temp_slots_from_address): Handle sum involving
959 a register that points to a temp slot.
960 (update_temp_slot_address): Make recursive call if both old and
961 new are PLUS with a common operand.
962 * calls.c (expand_call): Mark temp slot for result as having
965 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
967 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
968 component as well as "BINUTILS".
970 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
971 * integrate.c (copy_rtx_and_substitute): Likewise.
972 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
974 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
976 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
977 gdb extensions, write size of type; also be more consistent
978 in using references when this is a subtype.
980 * pa.md (extv, extzv, insv): Use define_expand to reject constant
981 that is out of range.
983 * loop.c (unknown_constant_address_altered): New variable.
984 (prescan_loop): Initialize it.
985 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
986 (invariant_p, case MEM): Remove handling for volatile and readony;
987 check new variable if readonly.
988 (check_dbra_loop): Chdeck unknown_constant_address_altered.
990 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
991 (addr_affects_sp_p): Removed from note_mem_written and only
992 define #ifdef AUTO_INC_DEC.
994 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
996 * regclass.c (record_reg_classes): Properly handle register move
999 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
1000 Don't think valid if both operands are invalid.
1001 (struct constant_descriptor): New field RTL.
1002 (mark_const_hash_entry): Mark it.
1003 (record_constant{,_rtx}): Initialize it.
1004 (output_constant_def): Allocate RTL in permanent obstack and
1006 ({record,compare}_constant_1): Modes must match for
1007 CONSTRUCTOR of ARRAY_TYPE.
1009 * c-common.h (initializer_constant_valid_p): Delete decl from here.
1010 * output.h (initializer_constant_valid_p): Move decl to here.
1011 * c-common.c (initializer_constant_valid_p): Delete function from here.
1012 * varasm.c (initializer_constant_valid_p): Move function to here.
1014 * tree.h (STRIP_SIGN_NOPS): New macro.
1015 * fold-const.c (optimize_minmax_comparison): New function.
1016 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
1017 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
1018 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
1019 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
1020 widening conversions.
1021 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
1022 to look at size of mode, not precision of type; also add missing cases.
1023 (optimize_bit_field_compare, decode_field_reference): Don't try to
1024 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
1026 * dwarf2out.c (ctype.h): Include.
1027 (dwarf2out_set_demangle_name_func): New function.
1028 (size_of_line_info): Deleted.
1029 (output_line_info): Compute size of line info table from difference
1031 (base_type_die, add_name_attribute): Call demangle function, if any.
1032 (field_byte_offset): Use bits per word for variable length fields.
1033 (gen_array_type_die): Add array name.
1034 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
1035 (dwarf2out_add_library_unit_info): New function.
1037 * explow.c (set_stack_check_libfunc): New function.
1038 (stack_check_libfunc): New static variable.
1039 (probe_stack_range): Allow front-end to set up a libfunc to call.
1041 * combine.c (simplify_comparison): When making comparison in wider
1042 mode, check for having commuted an AND and a SUBREG.
1043 (contains_muldiv): New function.
1044 (try_combine): Call it when dividing a PARALLEL.
1045 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
1046 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
1048 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
1049 use one of the CLOBBERs instead.
1050 (if_then_else_cond): If comparing against zero, just return thing
1053 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
1054 Don't generate shifts and subtract if have conditional arithmetic.
1056 * rtl.h (delete_barrier): New declaration.
1057 * jump.c (jump_optimize): Set up to handle conditional call.
1058 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
1059 (delete_barrier): New function.
1061 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
1063 * recog.c (nonmemory_operand): Accept ADDRESSOF.
1065 * tree.c (build_type_attribute_variant): Push to obstack of
1066 ttype around type_hash_canon call.
1068 * expr.c (placeholder_list): Move decl to file scope.
1069 (expand_expr): Don't force access to volatile just because its
1071 If ignoring reference operations, just expand the operands.
1072 (expand_expr, case COMPONENT_REF): Propagate
1073 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
1074 Refine test for using bitfield operations vs pointer punning.
1075 (expand_expr, case CONVERT_EXPR): If converting to
1076 BLKmode UNION_TYPE from BLKmode, just return inner object.
1077 Use proper mode in store_field call.
1078 Properly set sizes of object to store and total size in store_field
1079 call for convert to union.
1080 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
1081 memory (like for ADDR_EXPR). Also, don't put constant in register if
1082 we'll want it in memory.
1083 (readonly_fields_p): New function.
1084 (expand_expr, case INDIRECT_REF): Call it if LHS.
1085 (expand_assignment): Handle a RESULT_DECL where
1086 DECL_RTL is a PARALLEL.
1087 (do_jump, case WITH_RECORD_EXPR): New case.
1088 (get_inner_reference): Always go inside a CONVERT_EXPR
1089 and NOP_EXPR if both modes are the same.
1090 (store_field): Use bitfield operations if size of bitsize is not same
1091 as size of RHS's type.
1092 Check for bitpos not a multiple of alignment in BLKmode case.
1093 Do block move in largest possible alignment.
1094 (store_constructor): Set BITSIZE to -1 for variable size and properly
1095 in case of array of BLKmode.
1096 (expand_expr_unaligned): New function.
1097 (do_compare_and_jump): Call it.
1099 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
1100 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
1101 does not include 'o'.
1103 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
1104 both SET_DEST and SET_SRC reference a virtual register.
1105 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
1107 * integrate.c (expand_inline_function): Handle case of setting
1108 virtual stack vars register (from built in setjmp); when parameter
1109 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
1110 (subst_constant): Add new parm, MEMONLY.
1111 (expand_inline_function, integrate_parm_decls): Pass new parm.
1112 (integrate_decl_tree): Likewise.
1113 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
1114 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
1115 (copy_rtx_and_substitute, case SET): Add explicit calls to
1116 copy_rtx_and_substitute for both sides.
1118 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
1120 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
1121 within INDEX_TYPE, instead of before.
1122 (fixup_gotos): Use f->target_rtl, not the next insn,
1123 since latter may be from a later fixup.
1124 (expand_value_return): Correctly convert VAL when promoting function
1125 return; support RETURN_REG being a PARALLEL.
1126 (expand_return): When checking for result in regs and having
1127 cleanup, consider PARALLEL in DECL_RTL as being in regs.
1129 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
1131 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
1132 last_nominal_fname): Mark const.
1133 (struct include_hash: name, nshort, control_macro): Mark
1135 (struct macrodef: symnam): Mark const.
1136 (struct if_stack: fname): Mark const.
1137 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
1138 (IStable): New character-syntax array which encompasses all
1139 the old is_foo arrays.
1140 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
1141 is_space): New macros for interrogating IStable.
1142 (check_macro_name): Kill last argument. All callers changed.
1144 * cppinit.c (initialize_char_syntax): Delete.
1145 (is_idchar, is_idstart, is_hor_space, is_space,
1146 trigraph_table): Delete.
1147 (IStable): New. Initialize with clever macros to avoid
1148 information duplication.
1149 (builtin_array): Table of builtins to get rid of explicit list
1150 in initialize_builtins.
1151 (initialize_builtins): Use builtins_array.
1152 (cpp_start_read): Call init_IStable, and set IStable['$'] if
1153 opts->dollars_in_ident.
1155 * cppexp.c: Change all refs to is_xyz[] arrays to use new
1157 (cpp_parse_expr): Avoid 'format string is not constant'
1158 warning. Use ISGRAPH to identify printable chars.
1159 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
1161 (read_and_prescan): Map trigraphs to chars with open-coded
1162 if-else-if-... sequence, not a lookup table.
1163 * cpphash.c: Change all refs to is_xyz[] arrays to use new
1165 * cpplib.c: Change all refs to is_xyz[] arrays to use new
1166 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
1167 (check_macro_name): Remove ability to report an invalid
1168 assertion name, which is never used.
1169 (do_line): Constify a couple of char *'s.
1170 * cppmain.c (main): Call cpp_cleanup before returning.
1172 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
1174 * ggc.h (struct ggc_statistics): New type.
1175 (ggc_get_size): New function.
1176 (ggc_print_statistics): Likewise.
1177 * ggc-common.c (ggc_stats): New variable.
1178 (ggc_mark_rtx_children): Keep statistics.
1179 (ggc_mark_tree_children): Likewise.
1180 (ggc_print_statistics): New function.
1181 * ggc-page.c (struct globals): Add bytes_mapped field.
1182 (alloc_anon): Update it.
1183 (release_pages): Likewise.
1184 (ggc_get_size): New function.
1185 (ggc_page_print_statistics): New function.
1186 * ggc-simple.c (ggc_get_size): New function.
1188 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
1190 * flow.c (propagate_block): When the last reference to a label
1191 before an ADDR_VEC is deleted because the reference is a dead
1192 store, delete the ADDR_VEC.
1194 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
1196 * resource.c (find_free_register): Don't use the frame pointer
1197 if frame_pointer_needed.
1199 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
1201 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
1202 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
1204 * config/i960/i960.c (i960_va_start): New locals base, num.
1205 Use INDIRECT_REF instead of ARRAY_REF on valist.
1206 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
1208 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
1210 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
1212 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
1214 * tree.def (PLACEHOLDER_EXPR): Update comments.
1216 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1218 * c-common.c (check_format_info): Avoid non-literal format string
1219 warnings when `first_arg_num' is zero.
1221 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1223 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
1225 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
1227 * arm.md (casesi_insn): Add a clobber of the condition code
1230 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
1232 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
1233 used by both cc1 and cc1plus.
1235 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
1237 * config/arm/arm.c: Initialise arm_structure_size_boundary to
1238 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
1239 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
1240 to the value 32 if it has not already been defined.
1241 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
1242 Override definition in arm.h with a value of 8.
1244 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
1246 * c-pragma.c (push_alignment): Don't check the return value
1249 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
1251 * sparc.h (ADJUST_COST): Fix thinko.
1253 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
1255 * cccp.c (rescan): Fixed obp pointer handling around call to
1256 check_expand subroutine.
1258 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
1260 * gcse.c (delete_null_pointer_checks): Only record non-null info
1261 for pseudos when examining stores.
1263 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
1264 splitters for these patterns. Use "#" for output templates.
1265 (addsi3_carryin_shift): New pattern.
1267 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
1269 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
1270 of the function return register into a plain REG until
1271 after function inlining is done.
1273 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1275 * jump.c (jump_optimize_1): If we did cross-jumping, and
1276 the data will matter, rebuild the CFG.
1277 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
1278 not optimizing. Don't run shorten_branches.
1279 * toplev.c (rest_of_compilation): Run shorten_branches after
1282 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
1284 * rtl.h (note_stores): Add additional paramter.
1285 * rtlanal.c (reg_set_p_1): Take additional paramter.
1286 (reg_set_last_1): Likewise.
1287 (reg_set_p): Adjust call to note_stores.
1288 (reg_set_last): Likewise.
1289 (note_stores): Pass data parameter to worker function.
1290 * alias.c (record_set): Take additional parameter.
1291 (init_alias_analysis): Pass it.
1292 * caller-save.c (mark_set_regs): Take additional parameter.
1293 (save_call_clobbered_regs): Pass NULL to note_stores.
1294 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
1296 (record_dead_and_set_regs_1): Likewise.
1297 (reg_dead_at_p_1): Likewise.
1298 (combine_instructions): Adjust calls to note_stores.
1299 (try_combine): Likewise.
1300 (record_dead_insn): Remove.
1301 (record_dead_and_set_regs): Adjust calls to note_stores.
1302 (reg_dead_at_p): Likewise.
1303 * cse.c (invalidate_skipped_set): Take additional parameter.
1304 (cse_check_loop_start): Likewise.
1305 (cse_check_loop_start_value): Remove.
1306 (cse_set_around_loop): Adjust calls to note_stores.
1307 * flow.c (notice_stack_pointer_modification): Take additional
1308 parameter. Remove duplicate declaration.
1309 (record_volatile_insns): Adjust calls to note_stores.
1310 * gcse.c (record_set_info): Take additional parameter.
1311 (record_last_set_info): Likewise.
1312 (invalidate_nonnull_info): Likewise.
1313 (record_set_insn): Remove.
1314 (compute_sets): Adjust calls to note_stores.
1315 (last_set_insn): Remove.
1316 (compute_hash_table): Adjust calls to note_stores.
1317 (insert_insn_end_bb): Likewise.
1318 (delete_null_pointer_checks): Likewise.
1319 * global.c (mark_reg_store): Take additional parameter.
1320 (mark_reg_clobber): Likewise.
1321 (reg_becomes_live): Likewise.
1322 (global_conflicts): Adjust calls to note_stores.
1323 (build_insn_chain): Likewise.
1324 * integrate.c (note_modified_parmregs): Take additional parameter.
1325 (mark_stores): Likewise. Make it static.
1326 (save_for_inline_nocopy): Adjust calls to note_stores.
1327 (try_constants): Likewise.
1328 * integrate.h (mark_stores): Remove declaration.
1329 * jump.c (mark_modified_reg): Take additional parameter.
1330 (thread_jumps): Adjust calls to note_stores.
1331 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1333 (no_equiv): Likewise.
1334 (reg_is_set): Likewise.
1335 (validate_equiv_mem): Adjust calls to note_stores.
1336 (update_equiv_regs): Likewise.
1337 (block_alloc): Likewise.
1338 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1339 (note_addr_stored): Take additional parameter.
1340 (note_set_pseudo_multiple_uses): Likewise.
1341 (record_initial): Likewise.
1342 (prescan_loop): Adjust calls to note_stores.
1343 (strength_reduce): Likewise.
1344 (check_dbra_loop): Likewise.
1345 * regmove.c (flags_set_1): Take additional paramter.
1346 (mark_flags_life_zones): Adjust calls to note_stores.
1347 * reload1.c (mark_not_eliminable): Take additional parameter.
1348 (forget_old_reloads_1): Likewise.
1349 (reload_cse_invalidate_rtx): Likewise.
1350 (reload_cse_check_clobber): Likewise.
1351 (reload_combine_note_store): Likewise.
1352 (move2add_note_store): Likewise.
1353 (reload): Adjust calls to note_stores.
1354 (reload_as_needed): Likewise.
1355 (emit_reload_insns): Likewise.
1356 (reload_cse_regs_1): Likewise.
1357 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1358 (reload_combine): Adjust calls to note_stores.
1359 * resource.c (update_live_status): Take additional paramter.
1360 (mark_target_live_regs): Adjust calls to note_stores.
1361 * stupid.c (find_clobbered_regs): Take additional parameter.
1362 (stupid_life_analysis): Adjust calls to note_stores.
1364 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1366 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1369 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1372 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1373 of the variable arm_structure_size_boundary.
1375 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1377 * alias.c (init_alias_analysis): Allocate reg_known_value and
1378 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1380 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1381 * cse.c (cse_main): Call end_alias_analysis.
1382 * haifa-sched.c (schedule_insns): Likewise.
1383 * local-alloc. (update_equiv_regs): Likewise.
1384 * reload1.c (reload_cse_regs): Likewise.
1386 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1388 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1389 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1390 mapping from MASK_FPU.
1392 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1394 * sparc.md (call): Don't bound structure return size to 0xfff.
1396 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1398 * resource.c (mark_target_live_regs): Check that the target
1399 insn wasn't created after compute_bb_for_insn.
1401 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1403 * ggc-page.c (poison_pages): Don't be overzealous.
1405 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1407 * alias.c: Update comments for ADDRESS.
1408 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1409 it is a local memory reference.
1411 * c-typeck.c (build_function_call): Check that the built-in
1412 function is of class BUILT_IN_NORMAL before trying to recongize
1414 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1415 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1417 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1419 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1421 (pre_gcse): Likewise.
1422 (hoist_expr_reaches_here_p): Likewise.
1423 (hoist_code): Likewise.
1424 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1426 (pre_expr_reaches_here_p_work): ... here.
1427 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1429 (expr_reaches_here_p_work): ... here.
1431 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1433 * resource.c (find_basic_block): Delete.
1434 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1435 (init_resource_info): Call compute_bb_for_insn.
1437 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1439 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1440 with already adjacent blocks, but no fallthru.
1441 (merge_blocks_move_successor_nojumps): Simplify.
1442 (debug_flow_info): New.
1444 * toplev.c (rest_of_compilation): Open jump1 dump file before
1445 jump and close after, as opposed to just using dump_rtl.
1447 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1449 * reload.h (earlyclobber_operand_p): Declare.
1450 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1451 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1452 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1453 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1455 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1456 Richard Henderson <rth@cygnus.com>
1458 * emit-rtl.c (emit_block_insn_before): New.
1459 (emit_block_insn_after): New.
1460 * basic-block.h: Declare them.
1462 * bitmap.h: Protect from multiple inclusion.
1464 * recog.c (scratch_operand): Handle VOIDmode correctly.
1466 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1468 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1469 * function.c (assign_parms): Likewise.
1470 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1472 * reg-stack.c (max_uid): Remove.
1473 (blocks, block_begin, block_end, block_drops_in): Remove.
1474 (block_stack_in, block_out_reg_set, block_number): Remove.
1475 (struct block_info_def, BLOCK_INFO): New.
1476 (enum emit_where): New.
1477 (current_block): New.
1478 (BLOCK_NUM): Remove.
1479 (mark_regs_pat, record_label_references): Remove.
1480 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1482 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1483 (reg_to_stack): Simplified test for existance of fp code. Use
1484 flow.c code. Call shorten_branches after cross-jump opt.
1485 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1486 Return false if the asm doesn't use stack regs. Don't do life
1487 analysis on the asm.
1488 (emit_pop_insn): Replace function pointer arg `when' with
1489 enum `where'. Update all callers.
1490 (change_stack): Likewise. Update basic block end.
1491 (emit_swap_insn): Use current_block->head to limit reverse search
1492 for start of block. Use emit_block_insn_after.
1493 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1494 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1495 structure assignment instead of bcopy.
1497 (convert_regs_entry, convert_regs_exit): New.
1498 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1499 Work on basic blocks and the CFG.
1500 (convert_regs): Use them.
1502 * i386.c (output_fix_trunc): Remove code for DImode input operand
1503 not at top-of-stack.
1504 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1506 (fix_truncdi_1): Allow any mode scratch.
1508 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1510 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1511 * linux.h, netbsd.h, vms.h: Not here.
1513 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1515 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1516 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1517 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1518 CONDITIONAL_REGISTER_USEAGE): Use them.
1519 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1520 gen_conditional_branch,override_options) : Use them.
1521 * config/mips/mips.md : Use them.
1523 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1525 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1527 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1529 * integrate.c (function_cannot_inline_p): Don't allow inlining
1532 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1534 * c-parse.in (cast_expr): Constify.
1536 * cccp.c (special_symbol): Likewise.
1538 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1540 * dwarf2out.c (base_type_die): Likewise.
1542 * global.c (allocno_compare): Likewise.
1544 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1546 * regclass.c (fix_register): Likewise.
1548 * rtl.h (fix_register): Likewise.
1550 * stupid.c (stupid_reg_compare): Likewise.
1552 * toplev.c (decode_f_option): Likewise.
1554 * tree.c (build_complex_type): Likewise.
1556 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1558 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1560 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1562 * reload.c (find_reloads): Compute mode and nregs fields of all
1564 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1565 (calculate_needs): Use precomputed mode/nregs values.
1566 (allocate_reload_reg): Likewise.
1568 (failed_reload, set_reload_reg): ... new functions.
1569 (choose_reload_regs_init): New function, mostly broken out from...
1570 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1571 Also lose one #if 0 block.
1573 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1575 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1578 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1580 * tree.h (BLOCK_TYPE_TAGS): Remove.
1581 (BLOCK_END_NOTE): Likewise.
1582 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1583 (BLOCK_LIVE_RANGE_START): Likewise.
1584 (BLOCK_LIVE_RANGE_END): Likewise.
1585 (tree_block): Remove live_range_flag, live_range_var_flag, and
1586 type_tags. Remove end_note, live_range_start, and live_range_end.
1587 (remember_end_note): Remove prototype.
1588 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1589 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1591 * ggc-common.c (ggc_mark_tree_children): Don't mark
1592 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1593 * integrate.c (adjust_copied_decl_tree): Remove.
1594 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1595 * stmt.c (last_block_end_note): Remove.
1596 (init_stmt): Don't add a GC root for it.
1597 (expand_fixup): Don't set it.
1598 (remember_end_note): Remove.
1599 (expand_end_bindings): Don't set last_block_end_note.
1601 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1603 * reload1.c (reload_reg_free_for_value_p): Show
1604 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1607 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1609 * expmed.c (extract_bit_field): Allow for the case of non-integer
1610 objects that are smaller than a word (like SFmode on a 64-bit
1613 * loop.c (basic_induction_var): A non-integer variable which is
1614 being set by a paradoxical subreg is probably not a biv.
1616 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1618 * prefix.c (translate_name) Check for empty prefix string.
1620 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1622 * Makefile.in (CPP_CROSS_NAME): New variable.
1623 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1625 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1626 names of the files to be uninstalled.
1628 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1630 * collect2.c (IS_DIR_SEPARATOR): Define.
1631 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1633 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1636 * haifa-sched.c (add_dependence): Update the true dependency
1637 cache the first time we add a true dependence to the LOG_LINKS chain.
1639 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1641 * fold-const.c (fold): Fix comment.
1643 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1645 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1646 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1647 dbxout_start_new_source_file, dbxout_source_file,
1648 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1649 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1651 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1652 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1653 (dbxout_block): Initialize variable `blocknum'.
1655 * dbxout.h (dbxout_init, dbxout_finish,
1656 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1657 dbxout_args, dbxout_source_line): Constify a char*.
1659 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1660 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1661 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1662 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1663 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1664 src_info_attribute, mac_info_attribute, producer_attribute,
1665 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1666 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1667 dwarfout_undef): Constify a char*.
1668 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1670 * dwarfout.h (dwarfout_define, dwarfout_undef,
1671 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1673 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1675 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1676 (MULTILIB_ISA_DEFAULT): New.
1677 (MULTILIB_DEFAULTS): Use it.
1678 * config/mips/mips.c (): Remove the now unnecessary definition
1679 of MIPS_ISA_DEFAULT.
1680 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1681 unnecessary definition.
1683 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1685 * arm.md (pic_load_addr): Add constraints to operand 1.
1687 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1689 * fixinc/genfixes: Provide a means for specifying -D options to
1692 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1694 * arm.c (arm_override_options): Correct initialization of
1695 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1696 arm_is_strong, and arm_is_6_or_7.
1698 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1699 (note_set_pseudo_multiple_uses): New function.
1700 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1701 if a pseudo set in the loop exit is used elsewhere.
1703 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1705 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1707 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1709 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1710 a single load-address pattern.
1712 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1714 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1715 depending on whether or not line-number notes are present.
1717 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1719 * cccp.c (progname, file_buf, default_include, include_file,
1720 macrodef, definition, hashval, wchar_type, user_label_prefix,
1721 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1722 expand_to_temp_buffer, is_system_include, base_name,
1723 absolute_filename, read_name_map, open_include_file,
1724 record_control_macro, check_precompiled, check_preconditions,
1725 pcfinclude, pass_thru_directive, create_definition,
1726 check_macro_name, comp_def_part, collect_expansion,
1727 check_assertion, read_token_list, assertion_install,
1728 assertion_lookup, eval_if_expression, conditional_skip,
1729 validate_else, skip_quoted_string, quote_string, macarg1,
1730 error_from_errno, install, lookup, hashf, dump_defn_1,
1731 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1732 check_white_space, rescan, handle_directive, monthnames,
1733 special_symbol, do_include, remap_include_file, write_output,
1734 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1735 do_ident, do_sccs, do_xifdef, skip_if_group,
1736 output_line_directive, macroexpand, macarg, change_newlines,
1737 initialize_builtins, make_definition): Constify a char*.
1739 * pcp.h (stringdef): Likewise.
1741 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1743 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1746 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1747 Richard Henderson <rth@cygnus.com>
1749 * alias.c: Include ggc.h.
1750 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1751 (record_set): Verify enough room in reg_base_value.
1752 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1753 Register it as a GC root.
1754 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1755 * Makefile.in (alias.o): Depend on ggc.h.
1757 * unroll.c (unroll_loop): Verify the insn before a barrier
1758 is a JUMP_INSN before checking JUMP_LABEL.
1760 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1762 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1763 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1764 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1765 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1766 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1767 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1769 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1771 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1773 * alpha/alpha-interix.h (text_section): Delete prototype.
1774 * alpha/elf.h (text_section): Likewise.
1775 * arm/linux-elf.h (text_section): Likewise.
1776 * arm/linux-telf.h (text_section): Likewise.
1777 * c4x/c4x.h (text_section): Likewise.
1778 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1779 * elfos.h (text_section): Likewise.
1780 * i386/aix386ng.h (text_section): Likewise.
1781 * i386/i386-interix.h (text_section): Likewise.
1782 * i386/sco5.h (text_section): Likewise.
1783 * i386/svr3gas.h (text_section): Likewise.
1784 * nextstep.h (text_section): Likewise.
1785 * psos.h (text_section): Likewise.
1786 * ptx4.h (text_section): Likewise.
1787 * svr3.h (text_section): Likewise.
1788 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1790 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1792 * final.c (peephole): Delete prototype.
1794 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1795 (pre_insert_copies): Remove unused variable `bb'.
1797 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1800 * output.h (peephole): Add prototype.
1802 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1804 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1807 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1809 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1810 for inlined declarations.
1812 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1814 * arm.c (logical_binary_operator): New fucntion.
1815 * arm.h (logical_binary_operator): Declare it.
1816 (PREDICATE_CODES): Handle logical_binary_operator.
1817 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1818 output constraints. Add appropriate splitters.
1819 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1820 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1821 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1823 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1825 * genoutput.c (struct operand_data): New elt eliminable.
1826 (output_operand_data): Write it.
1827 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1828 (compare_operands): Take it into account.
1829 * recog.h (struct insn_operand_data): New elt eliminable.
1830 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1832 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1833 (eliminate_regs): Move code that detects changes to elimination
1834 target regs into new function elimination_effects.
1835 Delete one #if 0 block.
1836 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1837 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1838 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1839 Only call eliminate_regs for real operands of the insn, not for parts
1840 of its structure or parts matched by things like match_operator.
1841 Use elimination_effects and check_eliminable_occurrences. Use
1842 copy_insn to duplicate the pattern when not in the final pass.
1844 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1846 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1849 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1851 * fixinc/README: document the "mach" machine matching test
1852 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1853 * fixinc/fixtests.c: Implement the #else/#endif label test
1854 * fixinc/inclhack.def: utilize these tests and fixes
1855 * fixinc/inclhack.sh: regen
1856 * fixinc/fixincl.x: regen
1857 * fixinc/fixincl.sh: regen
1859 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1861 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1864 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1866 * gcc.1: Document exit codes.
1868 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1870 * calls.c: Include tm_p.h later, so everything we need is defined.
1872 * function.c: Likewise.
1874 * except.c: Include tm_p.h.
1876 * sparc.c: Likewise.
1877 (dwarf2out_cfi_label): Don't prototype.
1878 (check_return_regs, epilogue_renumber,
1879 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1880 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1881 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1882 ultra_schedule_insn): Add static prototype.
1883 (data_segment_operand, text_segment_operand): Call itself with the
1884 proper number of arguments.
1885 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1887 * sparc.h: Move all declarations to sparc-protos.h.
1888 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1891 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1893 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1895 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1896 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1897 ASM_OUTPUT_ASCII): Constify a char*.
1899 * sparc-protos.h: New file for sparc prototypes.
1901 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1903 * function.c (record_insns, contains): Always declare and define.
1904 (record_insns): Mark with ATTRIBUTE_UNUSED.
1906 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1908 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1909 to .section when outputting a .bss section to deal with multiple
1910 .bss input sections (as happens with -fdata-sections)
1911 Also output %progbits, not @progbits so the assembler doesn't treat as
1913 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1915 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1916 thumb parts even when building with non-thumb CPUs, by forcing
1919 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1921 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1922 (movdf_const_intreg_sp64): Similarly.
1924 * local-alloc.c (update_equiv_regs): Check the correct insn
1925 for pre-existing REG_EQUIV notes.
1927 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1929 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1930 block reached by a branch if we're not going to actually process
1933 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1935 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1936 a local extern function declaration.
1938 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1940 * i386.c (ix86_expand_prologue): Properly wrap USE around
1941 reg for CALL_INSN_FUNCTION_USAGE.
1943 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1945 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1946 move between GP_REGs.
1948 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1950 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1951 the mode size when finding out if an offset is legal.
1953 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1955 * basic-block.h (PROP_*): Move constants from ...
1957 (compute_bb_for_insn): Free the array before reallocating.
1958 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1959 (allocate_reg_life_data): Reset all reg variables collected by
1961 (get_block_head_tail): Don't convert from bb to block.
1962 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1963 (find_insn_reg_weight): Take block not bb.
1964 (schedule_block): Don't set block num for moved insns.
1965 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1966 (schedule_insns): Do it here instead.
1967 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1968 before update_life_info.
1969 * recog.c (split_all_insns, peephole2_optimize): Update for
1970 new arg to update_life_info.
1971 * rtlanal.c (remove_note): Cope with NULL note.
1972 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1975 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1977 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1979 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1980 block records so that merge_blocks_nomove will clean up correctly.
1981 (split_edge): Handle casesi insns.
1983 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1985 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1987 * pa.md (call, call_value): Do not emit a blockage after restoring
1990 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1992 * c-typeck.c (c_expand_asm_operands): Fix typo.
1994 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1996 * arm.c (fpu_rhs_operand): Verify modes.
1997 (fpu_add_operand): Likewise.
1998 (di_operand): Likewise.
1999 (soft_df_operand): Likewise.
2001 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
2003 * arm.c (arm_return_in_memory): APCS rules state that the elements
2004 of a structure returned in a register must be 'integer-like'.
2006 1999-10-19 Bruce Korb <autogen@linuxbox.com>
2008 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
2009 in the source tree when the generated targets are out of date
2010 * fixinc/genfixes: Alter it to run individual fixes for make.
2011 * fixinc/README: rewrite
2012 * fixinc/inclhack.def: moved initial comments to README
2014 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
2016 * toplev.c (main): Do not generate an error message if an
2017 unrecognised command line switch is recognisable by another
2018 language. If extra_warnings are enabled, then generate a
2019 warning message instead.
2021 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
2023 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
2024 (insert_pack_attributes): Delete prototype.
2026 * c-pragma.c (default_alignment): New static variable.
2027 (push_alignment): Initialize to current effective alignment.
2028 (pop_alignment): Use to set new alignment.
2029 (insert_pack_attributes): Delete function.
2030 (handle_pragma_token): Set default_alignment as well each time
2031 a #pragma pack(<n>) is encountered.
2033 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
2035 * reg-stack.c (stack_result): Aggregates are not returned in
2038 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2040 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
2042 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
2044 * basic-block.h (set_block_num): Declare.
2045 * flow.c (update_life_info): Don't call compute_bb_for_insn
2046 or free_basic_block_vars.
2047 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
2048 (insn_orig_block): Remove.
2049 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
2050 (schedule_block): Keep BLOCK_NUM up-to-date.
2051 (schedule_insns): Use compute_bb_for_insn.
2052 * recog.c (split_all_insns): Likewise.
2053 (peephole2_optimize): Likewise.
2055 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
2057 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
2058 if the pic register is used.
2060 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2062 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
2063 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
2064 if that tests TREE_PERMANENT.
2066 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
2068 * cse.c (invalidate_for_call): Do not remove memory references from
2069 the table here. It's handled elsewhere.
2071 * haifa-sched.c (add_dependence): Protect references to the
2072 true dependency cache with #ifdef INSN_SCHEDULING.
2073 (remove_dependence): Similarly.
2075 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
2076 to the cfg code that this is a return instruction.
2077 * mn10300.md (return_internal): Similarly.
2079 * combine.c (get_last_value): If the last set of a register
2080 is after subst_low_cuid, then we can not use it to determine
2081 the register's last value.
2083 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2085 * Makefile.in: Back out previous change.
2087 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
2089 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
2091 * haifa-sched.c (add_dependence): Only check/update the cache
2093 (remove_dependence): Likewise.
2094 (schedule_insns): Only create the true_dependency_cache if the
2095 average number of instructions in a basic block is very large.
2097 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2099 * Makefile.in (ggc-common.o): Depend on genrtl.h.
2100 (ggc-simple.o): Likewise.
2101 (ggc-page.o): Likewise.
2103 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
2105 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
2106 Prototype for exported functions.
2107 (pre_lcm, pre_rev_lcm): Remove prototypes.
2108 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
2109 (compute_available): Move to lcm.c, and change parameter order.
2110 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
2111 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
2112 (gcse_main): No longer call compute_preds_succs. Rebuild the
2113 set table after reach pre pass.
2114 (pre_insert_map, pre_delete_map, edge_list): New.
2115 (alloc_pre_mem): Allocate edge vectors.
2116 (free_pre_mem): Delete edge vectors.
2117 (compute_pre_data): Call new edge based lcm routines.
2118 (process_insert_insn): New function.
2119 (insert_insn_end_bb): Use it.
2120 (pre_edge_insert): New function.
2121 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
2123 (pre_insert_copies): Revamp using new edge based lcm outputs.
2124 (pre_delete): Likewise.
2125 (one_pre_gcse_pass): Insert & remove fake edges to the exit
2127 (compute_code_hoist_vbeinout): New new edge based routines.
2128 * lcm.c: Remove all the old LCM functions. Replace with new ones
2129 that work with the new cfg datastructures and work with edges
2132 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2134 * reload.h (struct reload): Add new fields "mode" and "nregs".
2135 * reload1.c: Change all occurrences of reload_mode and reload_nregs
2136 to reference the "mode" and "nregs" field within struct reload.
2138 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
2140 * haifa-sched.c (true_dependency_cache): New.
2141 (add_dependence): Use the true dependency cache to avoid expensive
2142 walks down the LOG_LINKS dependency list. Add entries to the
2144 (remove_dependence): Remove entries from the true dependency cache
2146 (schedule_insns): Allocate and initialize and free the true
2149 * haifa-sched.c (schedule_insns): Do not remove inter-block
2150 dependencies anymore.
2152 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2154 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
2155 * i386/t-winnt: Likewise.
2157 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
2159 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
2161 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
2163 * Makefile.in (LANGUAGES): Omit "proto".
2164 (clean): Remove stale comment about removing unprotoize.c.
2166 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2168 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
2169 using arithmetic on void pointers.
2171 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
2173 * haifa-sched.c (compute_block_forward_dependencies): Only check
2174 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
2176 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
2178 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
2179 (expr_equiv_p): Reject memories with different alias sets.
2181 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
2183 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
2184 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
2185 (f_options): Add "bounded-pointers" and "bounds-check" entries.
2186 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
2187 (lang_init): Set default for flag_bounds_check if still "unspecified".
2189 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2191 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
2193 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2195 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
2198 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2200 * config/c4x/c4x.md (*db_noclobber,
2201 *decrement_and_branch_until_zero_noclobber): New patterns and
2202 associated splitters.
2204 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2206 * config/c4x/c4x.md (parallel instruction patterns): Rework
2207 constraints to keep reload happy.
2209 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2211 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
2212 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
2213 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
2214 Add new patterns and associated post-reload splitters.
2216 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2218 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
2220 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2222 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
2224 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
2226 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2228 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
2231 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
2233 * pa.c (move_operand): Rely on memory_address_p to determine the
2234 validity of non-indexed memory addresses.
2235 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
2236 operand in DFmode and SFmode when generating PA2.0 code.
2238 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
2240 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
2242 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
2244 * mips.c (function_prologue): Fix argument types.
2245 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
2246 (casesi_internal): Write to the scratch register.
2248 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
2250 * cppexp.c (cpp_parse_escape): Make static. Change second arg
2252 (parse_charconst): Delete unnecessary cast when calling
2254 (cpplib.h): Kill prototype of cpp_parse_escape.
2256 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
2258 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
2259 * unroll.c (unroll_loop): Cast return value of alloca.
2260 * i370/i370.c: Include function.h and toplev.h.
2261 (i370_label_scan): Remove c++ commented abort.
2262 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
2263 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
2264 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
2265 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
2267 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
2269 * config/t-freebsd: Do not override USER_H.
2270 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
2272 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
2273 Mumit Khan <khan@xraylith.wisc.edu>
2275 * c-parse.in (component_decl): Support anonymous struct/union.
2277 * c-parse.y: Regenerate.
2278 * c-parse.c: Likewise.
2279 * objc/objc-parse.y: Likewise.
2280 * objc/objc-parse.c: Likewise.
2281 * c-decl.c (finish_struct): Don't sort the fields.
2282 (field_decl_cmp): Delete unused function.
2284 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
2286 * sparc.md (movsf_const_intreg): Revert last constraint change.
2287 (movdf_const_intreg_sp32): Likewise.
2289 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
2291 * cse.c: Include hashtab.h instead of splay-tree.h
2292 (struct cse_reg_info): No longer use variant union. Add new
2293 field "regno". All references changed to avoid union.
2294 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
2295 (free_cse_reg_info): Remove.
2296 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
2297 (get_cse_reg_info): Revamp to use expandable hash tables instead
2298 of splay trees. Initialize new fields in cse_reg_info structure.
2299 (new_basic_block): Similarly.
2301 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
2303 * genrecog.c (message_with_line): Prototype.
2304 (validate_pattern): Pass along the set for the dest, not a flag.
2305 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
2306 Check for PC/CC0 as sources.
2307 (nodes_identical): Check for children position match before
2308 allowing the combination.
2310 * rtl.c (read_rtx): Track line number across \\\n.
2312 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
2314 * mips.h (SPECIAL_MODE_PREDICATES): New.
2315 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
2316 (movdi+1, movsi+1): Add output reload constraint.
2317 (casesi_internal): Likewise. Fix commentary.
2318 (return_internal): Use pmode_register_operand.
2320 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
2322 * 1750a.md (movstrqi): Add missing output reload constraint.
2323 (call_value): Likewise.
2324 * a29k.md (cpxxx patterns): Add missing match_operator mode.
2325 (jmpfdec): Add missing inout reload constraint.
2326 * elxsi.md (addsi patterns): Add missing output reload constraint.
2327 (move from sp): Use @ alternates.
2328 (call_value): No constraint on output.
2329 * fr30.md (movsi_pop): Add missing output reload constraint.
2330 (movsf_constant_store): Likewise.
2331 (splits): Remove constraints.
2332 (subsi3): Add missing mode.
2333 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2334 (call_value): Likewise.
2335 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2336 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2337 * m32r.md (movsicc_internal): Add output reload constraint.
2338 (movstrsi_internal): Add inout reload constraints.
2339 * m88k.h (reg_names): Don't declare.
2340 (SPECIAL_MODE_PREDICATES): New.
2341 * m88k.md (*): Use register_operand not reg_or_0_operand
2343 * mn10200.h (PREDICATE_CODES): New.
2344 * ns32k.md (ffs pattern): Add output reload constraint.
2345 * pdp11.md (sob pattern): Add inout reload constraint.
2346 * sh.md (splits): Remove constraints.
2347 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2348 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2349 * vax.md (jgequ pattern): Add inout reload constraint.
2351 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2353 * configure.in (djgpp): Revert previous patch.
2354 * configure: Rebuit.
2355 * config/i386/djgpp.h: Revert previous patch.
2357 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2359 * fixinc/inclhack.def: Restore patch lost during last merge of
2360 "no_bogosity" branch.
2361 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2363 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2365 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2366 * fixinc/inclhack.def: Same.
2367 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2369 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2371 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2372 as the base of a PLUS.
2374 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2376 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2377 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2379 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2381 * pa.md (post_stw+1): Use pmode_register_operand.
2382 (dcacheflush, icacheflush): Likewise.
2384 * i386.md (movstricthi_1): Allow r/r.
2386 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2388 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2389 to (not (and (arg0) (arg1))). Similary for and.
2391 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2392 falltrought to assocate code.
2393 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2396 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2397 no bits in common; remove XOR to ROTATE conversion.
2399 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2401 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2403 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2405 * config/c4x/c4x.c (dst_operand): New.
2406 (PREDICATE_CODES): Update.
2407 * config/c4x/c4x.h (dst_operand): Declare it.
2408 * config/c4x/c4x.md: Define mode for each unspec usage.
2409 (move patterns): Use dst_operand predicate instead of src_operand.
2410 (movqi_update, movqf_update): Delete.
2412 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2414 * recog.c (pmode_register_operand): New.
2415 * recog.h: Declare it.
2416 * genrecog.c (pred_codes): Likewise.
2417 (special_mode_pred_table): Likewise.
2418 (validate_pattern): Don't warn no mode for address_operand.
2420 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2421 if the operand is not insn-like.
2423 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2424 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2426 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2428 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2430 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2431 instead of general_operand in a SET_DEST. Use const_double_operand
2432 instead of an explicit test against CONST_DOUBLE.
2433 (movsf_const_lo): Add missing register mode.
2434 (goto_handler_and_restore): Add auxiliary test for Pmode.
2435 (flush): Adjust to use address_operand.
2436 (return_sf_no_fpu): Add missing output constraint.
2438 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2440 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2441 for call return value.
2442 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2444 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2446 * toplev.c (main): Only warn about options for other languages.
2447 * collect2.c (main): Pass -w to sub-gcc.
2449 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2451 * flow.c (propagate_block): Add call-clobbered registers to
2454 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2455 zapping mem_set_list.
2456 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2457 (mark_set_1, mark_used_regs): Likewise.
2459 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2461 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2463 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2465 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2466 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2467 options. Also add a new item "C-only Warning Options" to the
2470 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2472 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2473 from multiple calls.
2475 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2477 * i386.md (call value patterns): Move to the end of the file.
2478 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2480 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2482 * configure.in (djgpp configuration): Define extra_objects..
2483 * configure: Rebuilt.
2484 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2485 (DTORS_SECTION_ASM_OP): Define.
2486 (INIT_SECTION_ASM_OP): Define.
2487 (FINI_SECTION_ASM_OP): Define.
2488 (DATA_SECTION_ASM_OP): Define.
2489 (TEXT_SECTION_ASM_OP): Define.
2490 (EH_FRAME_SECTION_ASM_OP): Define.
2491 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2492 (STARTFILE_SPEC): Add crtbegin.o.
2493 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2494 to here from LINK_COMMAND_SPEC.
2495 (DO_GLOBAL_CTORS_BODY): Define.
2496 (CRTSTUFF_USE_FINI_SECTION): Define
2497 (HAS_INIT_SECTION): Delete.
2499 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2501 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2503 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2505 * pa.h (PREDICATE_CODES): New.
2507 * genrecog.c (validate_pattern): Condense the destination
2510 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2512 * alpha.md (call-1): Supply missing mode for operator.
2513 (*): Add missing output reload constraints. Remove constraints
2516 * i386.h (SPECIAL_MODE_PREDICATES): New.
2517 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2518 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2519 (addsi_lea_3): Add missing mode for op 3.
2520 (prologue_set_got, prologue_get_pc): Add missing modes.
2521 (*) Add missing output reload constraints.
2523 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2525 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2526 check for member bit-size overflow and use var_size if it occurs.
2527 (layout_record): Use bitsize_int() to define the type size in bits.
2528 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2529 (layout_decl): Likewise when assigning to DECL_SIZE.
2531 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2533 * genrecog.c (validate_pattern): Typo last change. Verify
2534 that output operands have output reloads.
2536 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2538 * genrecog.c (special_mode_pred_table): New.
2539 (NUM_SPECIAL_MODE_PREDS): New.
2540 (find_operand): New.
2541 (validate_pattern): New argument `insn'. Warn for assignment to
2542 any predicate accepting non-lvalues. Conditionaly warn for
2543 match_operand without a mode. Try much harder to match source
2544 and destination modes on a set.
2545 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2547 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2549 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2551 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2553 * combine.c (simplify_logical): Recognize xor pattern that encodes
2556 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2558 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2561 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2563 * ggc-page.c (MAP_FAILED): Provide default.
2565 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2567 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2568 * sparc.h (PREDICATE_CODES): Update.
2570 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2572 * alpha.c (some_ni_operand): New.
2573 * alpha-protos.h: Declare it.
2574 * alpha.h (PREDICATE_CODES): Update.
2575 * alpha.md (sXaddq reload insns): Use some_ni_operand
2576 for SET_DEST instead of some_operand.
2578 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2579 Jim Wilson <wilson@cygnus.com>
2581 * genrecog.c (maybe_both_true_2): Don't compare modes of
2583 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2584 after find_afterward.
2585 (debug_decision_1): Dump next and afterward codes.
2587 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2589 * rtl.c (dump_and_abort): Remove.
2590 (fatal_with_file_and_line): New.
2591 (fatal_expected_char): New.
2592 (read_rtx_lineno, read_rtx_filename): New.
2593 (read_skip_spaces): Track line number.
2594 (read_name): Use fatal_with_file_and_line.
2595 (read_rtx): Use fatal_expected_char. Track line number.
2596 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2598 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2599 if it isn't a CODE_LABEL.
2601 * genattr.c (main): Set read_rtx_filename.
2602 * genattrtab.c (main): Likewise.
2603 * gencodes.c (main): Likewise.
2604 * genconfig.c (main): Likewise.
2605 * genemit.c (main): Likewise.
2606 * genextract.c (main): Likewise.
2607 * genflags.c (main): Likewise.
2608 * genopinit.c (main): Likewise.
2609 * genoutput.c (main): Likewise.
2610 * genpeep.c (main): Likewise.
2612 * genrecog.c (decision_test.u.insn): Add `lineno'.
2613 (pattern_lineno, error_count): New variables.
2614 (message_with_line): New.
2615 (add_to_sequence): Break out checking code to ...
2616 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2617 (merge_insn): Use message_with_line.
2618 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2619 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2621 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2623 * expr.c (store_constructor): Clear union if constructor is empty.
2625 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2627 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2628 Add !endian checks. Change %{...} to %(...).
2630 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2632 * i386.md (*addsi3_cc): Renamed from addcsi3.
2633 (*addsi3_carry): Renamed from addxsi3.
2634 (*subsi3_cc): Renamed from subcsi3.
2635 (*subsi3_carry): Renamed from subxsi3.
2636 (*xorqi_cc_1): Renamed from xorcqi_1.
2637 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2638 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2640 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2642 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2643 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2645 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2647 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2648 climb up the chain of insns.
2650 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2652 * genrecog.c (write_subroutine): Careful for null trees.
2653 (process_tree): Don't elide empty functions.
2655 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2657 * Makefile.in (genrtl.o): Depend on ggc.h.
2658 * configure.in (valloc): Probe for it.
2659 (with-gc): Use ggc-page if valloc present.
2660 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2661 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2662 (ggc_alloc_string): Moved from ggc-page.c.
2663 * ggc-none.c (ggc_alloc_obj): New.
2664 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2665 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2666 (struct globals): Likewise for dev_zero_fd.
2667 (init_ggc): Likewise for it's initialization.
2668 (ggc_allocated_p): Move careful dereference from ...
2669 (ggc_lookup_page_table): ... here. Delete.
2670 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2671 (alloc_anon): Use valloc if no mmap.
2672 (release_pages): Use free if using valloc.
2673 (ggc_alloc_obj): Renamed from alloc_obj.
2674 (ggc_set_mark): Renamed from mark_obj.
2675 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2676 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2677 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2678 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2679 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2680 (ggc_collect): Use fp printing instead of our own rounding.
2681 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2682 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2683 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2684 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2685 (struct ggc_string, struct ggc_any): Delete.
2686 (offsetof): Provide default definition.
2687 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2689 (struct ggc_mem): New, from corpse of ggc_any.
2690 (struct ggc_status): Delete.
2691 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2692 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2693 (n_strings_collected, n_anys_collected): Delete.
2694 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2695 (ggc_alloc_string, ggc_alloc): Delete.
2696 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2697 (ggc_free_string, ggc_free_any): Delete.
2698 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2699 (ggc_compare_addresses, ggc_mark_string): Delete.
2700 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2701 (search_data): Delete.
2702 (struct globals): New.
2703 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2704 (tree_insert, tree_lookup): New.
2705 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2706 (clear_marks, sweep_objs): New.
2707 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2708 (init_ggc): Set allocated_last_gc.
2709 (ggc_push_context): Gut. Use G.context.
2710 (ggc_pop_context): Likewise.
2711 (ggc_pop_context_1): New.
2712 (debug_ggc_tree): New.
2713 (debug_ggc_balance, tally_leaves): New.
2714 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2715 (ggc_mark_string_if_gcable): Remove decl.
2716 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2717 (ggc_mark_rtvec_children): New.
2718 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2719 (ggc_mark_if_gcable): New decl.
2720 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2721 (ggc_alloc_tree, ggc_alloc): Likewise.
2722 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2723 (ggc_alloc_obj): New decl.
2724 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2725 (ggc_alloc_tree, ggc_alloc): Likewise.
2726 (ggc_set_mark): New decl.
2727 * rtl.h (struct rtx_def): Remove gc_mark.
2728 (struct rtvec_def): Likewise.
2729 * tree.h (struct tree_common): Likewise.
2731 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2733 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2734 float_format and thread_file definitions.
2735 * configure: Rebuilt.
2737 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2739 * extend.texi (Function Names): Document types of function names.
2741 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2743 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2744 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2746 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2748 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2750 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2752 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2754 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2756 * collect2.c (main): Do prelimnary link on AIX if rflag.
2758 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2760 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2761 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2763 (__do_global_dtors): similarly for __DTOR_LIST__.
2765 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2766 Diego Novillo <dnovillo@cygnus.com>
2768 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2771 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2773 * fixincl/*: Merged "no_bogosity" branch
2774 * fixincl/fixlib.h: protect against doubly defining t_bool
2775 * fixincl/server.h: protect against doubly defining t_bool
2777 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2779 * genoutput.c: Include toplev.h.
2781 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2783 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2785 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2786 * configure: Regenerate.
2788 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2790 * gcse.c (delete_null_pointer_checks): Returns void.
2792 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2794 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2795 * emit-rtl.c (copy_insn_1): Likewise.
2797 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2799 * config/mips/mips.c (mips_build_va_list): Correct
2800 TREE_CHAIN setting when hard-float.
2801 (mips_va_start): Use corrected setting.
2802 (mips_va_arg): Likewise. Also pass a tree to build of
2803 POSTINCREMENT_EXPR rather than a naked 'int'.
2805 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2807 * ggc.h (ggc_push_context): Fix comment.
2808 (ggc_pop_context): Likewise.
2809 (mark_string_if_gcable): Likewise.
2810 * ggc-common.c (ggc_mark_rtx_children): Use
2811 ggc_mark_string_if_gcable.
2812 * ggc-page.c (ggc_lookup_page_table): New function.
2813 (ggc_allocated_p): Likewise.
2814 (mark_obj): Fix formatting.
2815 (ggc_mark_string_if_gcable): New function.
2816 * ggc-simple.c (ggc_allocated_strings): New variable.
2817 (ggc_strings_used): Likewise.
2818 (ggc_compare_addresses): New function.
2819 (ggc_pop_context): Pop the `any' memory too.
2820 (ggc_mark_string_if_gcable): New function.
2821 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2823 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2825 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2826 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2827 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2830 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2832 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2833 (sched_reg_live_length, sched_reg_basic_block): Delete.
2834 (current_block_num, bb_live_regs, old_live_regs): Delete.
2835 (dead_notes, struct sometimes): Delete.
2836 (sched_note_set, birthing_insn_p): Delete.
2837 (adjust_priority): Gut useless reg lifetime code.
2838 (create_reg_dead_note, attach_deaths): Delete.
2839 (attach_deaths_insn, new_sometimes_live): Delete.
2840 (finish_sometimes_live): Delete.
2841 (find_pre_sched_live, find_post_sched_live): Delete.
2842 (update_reg_usage): Delete.
2843 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2844 (schedule_insns): Delete reg lifetime code.
2845 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2846 (unlink_other_notes): Adjust REG_NOTE commentary.
2847 (reemit_notes): Use REG_SAVE_NOTE.
2848 (schedule_block): Likewise.
2849 (schedule_region): Allocate bitmap of blocks in region. Use
2850 count_or_remove_death_notes. Use update_life_info.
2852 * rtl.h (REG_SAVE_NOTE): New.
2853 * rtl.c (reg_note_name): Update.
2855 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2857 * combine.c (refresh_blocks, need_refresh): New.
2858 (combine_instructions): Allocate refresh_blocks. Invoke
2859 update_life_info if needed.
2860 (distribute_notes): Mark refresh_blocks instead of installing
2862 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2863 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2865 * Makefile.in (recog.o): Depend on basic-block.h.
2867 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2869 * genrecog.c (add_to_sequence): Thinko last change: delete
2870 shadowing allow_const_int variable.
2872 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2874 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2875 __GNUC__ and __GNUC_MINOR__.
2877 * gansidecl.h: Likewise.
2883 * toplev.h: Likewise.
2889 * varray.c: Likewise.
2891 * varray.h: Likewise.
2893 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2895 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2896 use one before a jump table.
2898 * rtl.def (ADDRESS): Change documentation to match reality.
2899 * md.texi: Don't document it.
2900 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2903 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2905 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2907 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2908 known predicate block; default allow_const_int true.
2909 (debug_decision_list): New.
2911 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2913 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2915 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2917 * gcse.c (gcse_main): Avoid global optimizations if we have a
2918 large number of basic blocks and the ratio of edges to blocks
2920 (delete_null_pointer_checks): Likewise.
2922 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2924 * c-common.c (check_format_info): Warn if format string isn't a
2927 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2929 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2930 * configure: regenerate
2932 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2934 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2935 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2936 (peepholes): Re-enable.
2938 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2940 * Makefile.in (flow.o): Depend on TREE_H.
2941 * basic-block.h (REG_SET_EQUAL_P): New.
2944 (free_regset_vector): Remove declaration.
2945 (flow_delete_insn_chain): Declare.
2946 (enum update_life_extent): New.
2947 (update_life_info, count_or_remove_death_notes): Declare.
2948 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2949 Verify register live at bb->global_live_at_start before adding USE.
2950 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2951 (CLEAN_ALLOCA): New.
2953 (PROP_*): New flags.
2954 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2955 (clear_edges): Zero n_edges.
2956 (make_edge): Increment n_edges.
2957 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2958 (flow_delete_insn_chain): Export.
2959 (delete_block): Decrement n_edges.
2960 (merge_blocks_nomove): Likewise.
2961 (life_analysis): Give life_analysis_1 PROP flags.
2962 (verify_wide_reg_1, verify_wide_reg): New.
2963 (verify_local_live_at_start): New.
2964 (update_life_info): Rewrite to call into propogate_block.
2966 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2967 always mark stack pointer. Conditionally mark PIC register.
2968 After reload, mark call-saved registers, return regsiters.
2969 (life_analysis_1): Accept PROP flags not remove_dead_code.
2970 Call mark_regs_live_at_end before zeroing regs_ever_live.
2971 Use calculate_global_regs_live. Copy global_live_at_end before
2972 calling final propagate_block. Zero reg_next_use on exit.
2973 (calculate_global_regs_live): New.
2974 (allocate_bb_life_data): Don't allocate bb->local_set.
2975 (init_regset_vector, free_regset_vector): Remove.
2976 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2977 Test flags before every operation. Warn if prologue/epilogue insn
2978 would have been deleted.
2979 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2980 Use alloc_EXPR_LIST.
2981 (mark_used_regs): Accept and use FLAGS, not FINAL.
2982 Remove special handling for RETURN.
2983 (try_pre_increment): Use alloc_EXPR_LIST.
2984 (dump_flow_info): Dump n_edges.
2985 (unlink_insn_chain, split_hard_reg_notes): Remove.
2986 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2987 (find_insn_with_note, new_insn_dead_notes): Remove.
2988 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2989 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2990 (replace_insns): Remove.
2991 (count_or_remove_death_notes): New.
2992 (verify_flow_info): Abort on error after all checks.
2993 (remove_edge): Decrement n_edges.
2994 (remove_fake_edges): Tweek format.
2995 * haifa-sched.c (schedule_insns): Use split_all_insns.
2996 * output.h (update_life_info): Remove declaration.
2997 * recog.c (split_all_insns): From the corpse of split_block_insns,
2998 do the whole function block by block. Use update_life_info.
2999 (recog_last_allowed_insn): New.
3000 (recog_next_insn): Mind it.
3001 (peephole2_optimize): Set it. Walk backwards through blocks.
3002 Use update_life_info.
3003 * rtl.h (update_flow_info, replace_insns): Remove declarations.
3004 (split_all_insns): Declare.
3005 * toplev.c (rest_of_compilation): Thread prologue before flow2.
3006 Use split_all_insns.
3008 * i386.md (or -1 peep2s): Disable.
3010 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
3012 * config/mips/mips.md (movstrsi+[123]) : Combine these into
3013 a single pattern. Scrap the 'd' versions as unnecessary.
3015 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
3016 tablejump_mips162,tablejump_internal4): The operands to a
3017 label_ref must be VOIDmode.
3019 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3021 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
3023 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3025 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
3027 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3029 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
3030 cache every function if ggc_p.
3032 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3034 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
3035 instead of copy_rtx. Accept sequences that contain asm statements.
3036 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
3037 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
3038 orig_asm_operands_vector, copy_asm_operands_vector,
3039 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
3041 * rtl.h (copy_insn, copy_insn_1): Declare.
3043 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3045 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
3047 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
3048 arguments to `current_file_function_operand'.
3050 * genrecog.c: Include hard-reg-set.h and resource.h in the
3051 generated output file.
3053 * real.c: Include tm_p.h.
3055 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3057 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
3060 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
3062 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
3063 before the fctiwz insn.
3065 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3066 Mark Mitchell <mark@codesourcery.com>
3068 * tree.c (make_lang_type_fn): New funtion pointer.
3069 (make_lang_type): Call it.
3070 * tree.h (make_lang_type): Declare.
3071 (make_lang_type_fn): Likewise.
3072 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
3074 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
3076 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
3077 make sure that HIGH instructions are copied into BASE_REGS.
3079 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
3081 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
3083 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
3085 * c-decl.c (finish_struct): Use simpler method of
3086 removing elements of a singly-linked list.
3088 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
3090 * alpha.md (peephole2's): Comment out peephole2's that generate
3093 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
3095 * genrecog.c (add_to_sequence): Disable mode check for
3098 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3100 * ggc-simple.c (init_ggc): Set empty_string.
3102 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
3104 * configure.in: Detect mmap. Add --with-gc=foo to select
3105 garbage collector; default to page if mmap available.
3106 * Makefile.in (GGC): Substitute.
3108 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
3110 * c-decl.c (ggc_p): Enable.
3112 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3114 * flow.c (verify_flow_info): Make it extern & unconditionally define.
3116 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
3118 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
3119 string for little-endian-data.
3121 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
3123 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
3124 case somebody tries to compile --enable-checking code with gcc
3127 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
3129 * genrecog.c (add_to_sequence): Verify operand to label_ref is
3132 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
3134 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
3135 * jump.c (jump_optimize_1): Document why.
3137 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3139 * collect2.c (scan_prog_file, scan_libraries): Prototype function
3140 pointers and casts for `int_handler' and `quit_handler'.
3142 * flow.c (verify_flow_info, split_hard_reg_notes,
3143 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
3144 remove_edge, remove_fake_successors): Add static prototypes.
3145 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
3146 (mark_set_1): Initialize variable `regno'.
3147 (unlink_insn_chain): Likewise for variable `curr'.
3148 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
3150 * loop.c (strength_reduce): Initialize variable
3151 `unrolled_insn_copies'.
3152 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
3153 prototypes. Change these functions to take const PTR parameters
3154 to avoid prototype conflict when used as the comparson argument
3156 (check_dbra_loop): Initialize variable `comparison_val'.
3158 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
3159 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
3160 (find_valid_class): Initialize variable `best_class'.
3161 (find_reloads): Call memcpy, not bcopy.
3163 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
3164 (hard_reg_use_compare): Don't needlessly cast away const.
3165 (reload_reg_class_lower): Likewise.
3166 (choose_reload_regs): Initialize variable `regno'.
3168 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
3170 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
3172 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
3174 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
3175 ({,d}discard): Add forward declarations. Declare parameter as
3177 (main_without_main): Explicitly declare return type to be int.
3178 (memcpy): Properly declare.
3180 * libgcc2.c (toplevel): If inhibit_libc is defined and not
3181 building the trampoline support, declare malloc, free, and
3183 (__clear_cache): Mark arguments as potentially unused.
3185 * frame.c (toplevel): If inhibit_libc is defined, declare
3188 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
3190 * flow.c (make_edge): Accept an optional 2D bitmap in which
3191 to cache edge existence. Update all callers.
3192 (make_label_edge, make_eh_edge): Pass through the edge cache.
3193 (make_edges): Provide the cache.
3195 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3197 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
3199 (local_mbtowc): Change the type of variable `i' from int to size_t.
3201 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
3202 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
3204 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
3206 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
3207 after other includes that define the appropriate types. Include
3208 tm_p.h for getting user prototypes.
3209 * ggc-callbacks.c (toplevel): Ditto.
3210 * ggc-none.c (toplevel): Ditto.
3211 * gcc-page.c (toplevel): Ditto.
3212 * ggc-simple.c (toplevel): Ditto.
3214 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
3215 Jonathan Larmour <jlarmour@cygnus.co.uk>
3217 * config/mips/mips.c (mips_move_2words): Split doubles if
3218 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
3220 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
3222 * genrecog.c (struct decision_test): New.
3223 (struct decision): Remove test-related members, sort the rest by size.
3224 (IS_SPLIT): Simplify.
3225 (new_decision, new_decision_test): New.
3226 (add_to_sequence): Use them. No special handling for args of
3228 (maybe_both_true): Renamed from not_both_true; return sense changed.
3229 (maybe_both_true_1, maybe_both_true_2): New. Broken out
3230 of maybe_both_true and adjusted for decision_test.
3231 (position_merit): Remove.
3232 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
3233 (merge_accept_insn): New, broken out of merge_trees.
3234 (merge_trees): Use them. No special case for c_test; no node
3235 splitting; use test type instead of position_merit.
3236 (factor_tests): New.
3237 (simplify_tests): New.
3238 (break_out_subroutines): Don't write code now.
3239 (find_afterward): New.
3240 (write_afterward, write_switch, write_cond): New.
3241 (write_action, is_unconditional): New.
3242 (write_node): New. Use them.
3243 (write_tree_1): Rewrite. Use the new functions above.
3244 (write_tree): Remove afterward processing.
3245 (write_subroutine): Simplify function variant emission.
3246 (write_subroutines): New.
3247 (same_codes, clear_codes): Remove.
3248 (same_modes, clear_modes): Remove.
3249 (write_header): New, broken out of main.
3250 (make_insn_sequence): Use new_decision and new_decision_test.
3251 (process_tree): New, broken out of main.
3252 (main): Adjust for merge_trees interface change.
3253 Don't #define operands in the output file.
3254 (record_insn_name): New, broken out of make_insn_sequence.
3255 (debug_decision_2, debug_decision_1, debug_decision_0): New.
3256 (debug_decision): New.
3258 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
3260 * resource.c (find_free_register): Mark class_str argument const.
3261 * resource.h: Update prototype to match.
3263 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
3264 * i386.md: Give all anonymous insns names.
3266 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
3268 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
3271 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
3273 * toplev.c (dbr_sched_time): Unconditional.
3274 (peephole2_time): New.
3275 (compile_file): Add pass numbers to all of the dump file suffixes.
3276 Dump peephole2_time. Don't dump times for non-applicable passes.
3277 (rest_of_compilation): Add pass numbers to dump file suffixes.
3278 Conditionalize calls to the scheduler.
3279 * invoke.texi: Update.
3281 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
3283 * flow.c (make_edges): Fix insn iteration.
3284 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
3285 (find_basic_blocks_1): Fix spelling mistake.
3287 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
3289 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
3290 always have side-effects. Use memset not bzero.
3291 (make_node): Likewise.
3293 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
3295 * stmt.c (expand_anon_union_decl): When any of the elements of the
3296 union is addressable, so is the entire union.
3298 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
3300 * sbitmap.c (sbitmap_ones): Don't set too many bits.
3302 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
3303 * bitmap.c (bitmap_operation): Return true iff TO changed.
3304 (bitmap_equal_p): New.
3305 (bitmap_bit_p): Tidy arithmetic.
3306 (debug_bitmap_file): Likewise.
3308 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
3310 * toplev.c (rest_of_compilation): Turn on cse_not_expected
3311 before cse2 instead of after.
3313 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
3315 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
3318 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3320 * cppinit.c (is_idchar initializer): Loosen tests to accept
3323 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3325 * mips.md: Define conditional move patterns for floating point
3326 operands and DI mode conditions.
3328 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3330 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3331 always have side-effects.
3333 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3335 * mn10200.c (asm_file_start): Fix typo.
3337 * cppinit.c (is_idchar initializer): Tighten tests for when
3338 to put the table into initialized memory.
3340 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3341 not an array of rtunion.
3342 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3343 * gcc-simple (ggc_free_rtvec): Similarly.
3345 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3348 * mbchar.h: Add missing #endif.
3350 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3351 (FPBIT, DPBIT): Define.
3353 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3355 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3357 * profile.c (instrument_arcs, output_gcov_string,
3358 tablejump_entry_p): Add static prototypes.
3359 (output_gcov_string): Constify a char*.
3361 * regmove.c (replacement_quality, fixup_match_2): Add static
3364 * resource.h (reg_dead_p): Add extern prototype.
3366 * rtl.c (trim_filename): Add static prototype.
3368 * scan-decls.c (skip_to_closing_brace): Likewise.
3370 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3371 (expand_end_case): Initialize variable `range'.
3372 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3374 * varasm.c (asm_emit_uninitialised): Add static prototype.
3375 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3378 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3380 * cpplib.c (if_directive_nameo): Add static prototype.
3382 * cse.c (cse_insn): Remove unused variable `p'.
3384 * except.c (create_rethrow_ref, push_entry,
3385 receive_exception_label, new_eh_region_entry, find_func_region,
3386 clear_function_eh_region, process_nestinfo): Add static prototypes.
3387 (get_reg_for_handler): Hide definition.
3388 (process_nestinfo): Initialize variable `extra_handlers'.
3390 * expr.h (expand_builtin_longjmp): Add extern prototype.
3392 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3394 * function.c (prepare_function_start): Likewise.
3395 (pop_function_context_from): Mark parameter `context' with
3397 (push_temp_slots_for_block, flush_addressof): Hide definition.
3399 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3400 solve_program_flow_graph, calculate_branch_probs,
3401 function_summary, main, fancy_abort): Add prototypes.
3403 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3404 (add_hash): Constify a char*.
3406 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3407 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3408 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3410 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3412 * lists.c (free_list, zap_lists): Likewise.
3414 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3416 * alias.c (nonlocal_reference_p): Add static prototype.
3418 * bitmap.c (bitmap_element_allocate): Prototype args in function
3421 * builtins.c (stabilize_va_list): Add static prototype.
3422 (expand_builtin_va_arg): Constify a char*.
3424 * c-lex.c (getch, put_back, extend_token_buffer_to,
3425 read_line_number, token_getch, token_put_back): Add static
3428 * c-parse.gperf (hash, is_reserved_word): Likewise.
3430 * cccp.c (is_dir_separator): Likewise.
3432 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3434 * graph.h: New file to prototype functions exported by graph.c.
3436 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3438 * graph.c: Include graph.h.
3440 * toplev.c: Likewise. Remove redundant prototypes.
3442 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3444 * invoke.texi: Removed duplicated description for -Q.
3446 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3448 * extend.texi: Grammar fix in __extension__ text.
3450 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3452 * md.texi (define_peephole2): New section.
3454 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3456 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3457 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3460 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3462 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3464 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3466 * i386.md (ffs expander): Emit Pentium friendly code for
3469 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3471 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3475 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3477 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3479 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3481 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3484 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3486 * md.texi (No Constraints): Delete section.
3487 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3488 * final.c (final_scan_insn): We always have register constraints.
3489 * genattrtab.c: Don't include "insn-config.h".
3490 (write_attr_case): We always have register constraints.
3491 * genconfig.c (register_constraint_flag): Delete.
3492 (walk_insn_part): Don't check whether we have register constraints.
3493 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3494 * genoutput.c (have_constraints): Delete.
3495 (main): Don't set it.
3496 (output_operand_data): We always have constraints.
3497 (scan_operands): Likewise.
3498 (compare_operands): Likewise.
3499 * local-alloc.c (block_alloc): We always have constraints.
3500 (requires_inout): Always compile this function.
3501 * recog.c (extract_insn): We always have constraints.
3502 (constrain_operands, reg_fits_class_p): Always compile these
3504 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3506 (struct insn_operand_data): Likewise.
3507 * regclass.c (regclass): We always have constraints.
3508 (record_reg_classes, copy_cost, record_address_regs,
3509 auto_inc_dec_reg_p): Always compile these functions.
3510 * regmove.c (regmove_optimize): We always have constraints.
3511 * reload.c (find_reloads): Likewise.
3512 * reload1.c (reload): Likewise.
3513 (reload_cse_simplify_operands): Likewise.
3514 * i860.c (output_delay_insn): Likewise.
3516 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3518 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3520 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3522 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3523 for the va_list record.
3525 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3527 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3530 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3532 * alias.c: Include insn-flags.h.
3533 * Makefile.in (alias.o): Update.
3535 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3537 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3538 to LTU and GEU. Handle more cases using sbb.
3540 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3542 * i386.md (truncatexfdf splitters): Do not use subreg.
3543 (fop XFmode patterns): Fix mode in operand testing.
3545 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3547 * jump.c (jump_optimize_1): Amend last change to test only the
3548 form of the operand, not the insn.
3550 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3551 not register_operand to determine when B may need preloading.
3553 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3555 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3556 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3557 (call-value patterns): Move to end of file.
3558 (*): Remove mode from label_ref in (pc) context.
3559 (movstrqi): Use memory not general_operand for BLKmode operands.
3560 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3561 to register_operand operands.
3562 (peep2 patterns): Convert from commented-out peephole patterns.
3564 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3566 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3567 to BUILT_IN_INIT_DWARF_REG_SIZES.
3568 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3569 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3570 expand_builtin_init_dwarf_reg_sizes.
3571 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3572 with __builtin_init_dwarf_reg_size_table.
3573 * dwarf2out.c (struct reg_size_range): Delete.
3574 (expand_builtin_init_dwarf_reg_sizes): New function.
3575 (expand_builtin_dwarf_reg_size): Delete.
3576 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3577 (expand_builtin_dwarf_reg_size): Don't declare.
3578 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3579 (dwarf_reg_size_table): New.
3580 (init_reg_size_table): New function.
3581 (copy_reg): Use dwarf_reg_size_table.
3582 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3585 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3587 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3588 Correctly build argument list to constructor and destructor functions.
3590 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3592 * c-tree.h (warn_float_equal): Declare.
3593 * c-decl.c (warn_float_equal): Define.
3594 (c_decode_option): Recognize -W[no-]float-equal.
3595 * c-typeck.c (build_binary_op): Conditionally warn
3596 about equality tests of floating point types.
3597 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3598 * invoke.texi: Add docs for -Wfloat-equal warning.
3600 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3602 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3603 generating RTL directly.
3604 * mips.h (INIT_TARGET_OPTABS): Likewise.
3605 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3607 * expr.h (init_mov_optab): Delete declaration
3609 * h8300.c (WORD_REG_USED): Update to avoid useless register
3610 saves in interrupt functions and functions which never return.
3612 * cse.c (struct set): Delete inner_dest_loc field.
3613 (cse_insn): Remove assignments to inner_dest_loc field.
3615 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3617 * ggc-page.c: Don't include <unistd.h> etc taken care of
3618 by "system.h". Include <sys/mman.h> afterward.
3620 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3622 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3625 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3627 * xcoffout.c (xcoffout_declare_function): Add documentation.
3628 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3629 TARGET_64BIT. Compare constant to -1, not bit pattern.
3630 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3631 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3634 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3636 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3638 (gen_inlined_enumeration_type_die): Do not abort if the type has
3639 not been writeen out.
3640 (gen_inlined_structure_type_die): Do not abort if the type has
3641 not been writeen out.
3642 (gen_inlined_union_type_die): Do not abort if the type has
3643 not been writeen out.
3644 (gen_tagged_type_instantiation_die): Do not abort if the type
3645 has not been written out.
3647 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3649 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3651 * reg-stack.c (straighten_stack): Copy hard reg set with
3654 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3656 * builtins.c (stabilize_va_list): Stabilize array type va_list
3657 to a pointer type, not the base record type.
3658 (expand_builtin_va_copy): Dereference the pointers explicitly;
3659 use the correct size for the copy.
3661 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3662 (rs6000_va_arg): Likewise.
3664 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3666 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3668 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3670 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3672 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3674 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3676 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3677 (init_ggc): Use it instead of a constant.
3678 (ggc_collect): Bound allocated_last_gc by it.
3680 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3682 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3685 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3687 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3688 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3690 * config/mips/openbsd.h: New, OpenBSD little endian target.
3691 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3692 * config/mips/xm-openbsd.h: New, OpenBSD host.
3694 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3696 * config/m68k/m68k.c (output_function_prologue,
3697 output_function_epilogue): Use
3698 current_function_uses_pic_offset_table instead of regs_ever_live
3699 to decide whether to save/restore pic register.
3700 (legitimize_pic_address): Don't modify regs_ever_live any more.
3702 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3704 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3705 * stor-layout.c (variable_size): Don't add sizes to the pending
3706 sizes list if x_dont_save_pending_sizes_p is set.
3708 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3710 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3711 for symbolic_operand().
3712 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3714 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3716 * combine.c (gen_rtx_combine): Add missing call to va_end().
3718 * final.c (asm_fprintf): Likewise.
3720 * genattrtab.c (attr_rtx): Likewise.
3722 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3724 * cse.c: Update comments.
3725 (cse_insn): When converting a conditional/computed jump into
3726 an unconditional jump, always make sure a BARRIER immediately
3727 follows the converted jump. Do not delete unreachable code.
3728 (cse_basic_block): Do not delete unreachable code.
3729 * toplev.c (rest_of_compilation): Move call to
3730 delete_trivially_dead_insns after the conditional call to
3733 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3735 * collect2.c (make_temp_file): Don't prototype.
3737 * gcc.c (make_temp_file): Likewise.
3739 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3741 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3743 * varasm.c (asm_emit_uninitialised): New function: Generate
3744 the assembler statements necessary to declare an uninitialised
3746 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3748 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3749 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3751 (assemble_variable): Use asm_emit_uninitialised to emit an
3752 uninitialised variable.
3754 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3756 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3757 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3758 <geoffk@cygnus.com>.
3760 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3762 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3763 * c-common.h (builtin_function): Don't declare.
3765 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3767 (pushdecl): Likewise.
3768 (finish_decl): Likewise.
3769 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3770 int. All callers changed.
3771 Set the builtin's DECL_BUILT_IN_CLASS.
3772 * tree.h (enum built_in_class): New.
3773 (enum built_in_function): Delete NOT_BUILT_IN.
3774 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3776 (DECL_SET_FUNCTION_CODE): Likewise.
3777 (DECL_BUILT_IN_CLASS): New macro.
3778 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3779 (struct tree_decl): Split builtin function code field into a
3781 (builtin_function): Declare.
3783 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3785 * optabs.c (init_traps): Fix typo in last change.
3787 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3789 * toplev.c (rest_of_decl_compilation): Update comment.
3791 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3793 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3794 in .sbss if appropriate.
3795 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3796 (SBSS_SECTION_ASM_OP): New macro.
3797 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3798 (EXTRA_SECTIONS): Add in_sbss.
3799 * config/mips/mips.h: Prototype sbss_section.
3801 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3803 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3806 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3808 * optabs.c (init_traps): Register trap_rtx as a GC root.
3810 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3812 * config/mips/mips.c (function_arg_pass_by_reference): Define
3813 unconditionally, since it's called unconditionally.
3815 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3817 * toplev.c (documented_lang_options): Add -fshort-wchar.
3818 * c-decl.c (c_decode_option): Likewise.
3819 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3821 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3822 * gcc.c (default_compilers): If -fshort-wchar,
3823 override __WCHAR_TYPE__.
3824 * tm.texi (C Dialect Options): Add -fshort-wchar.
3826 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3827 symbol for a variable.
3829 * cpplib.h (CPP_PREPROCESSED): New macro.
3830 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3831 we're seeing this input for a second time.
3833 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3835 * emit-rtl.c (init_emit_once): Initialize modes first.
3837 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3839 * config/i386/i386.c (pic_label_name): Change to char pointer.
3840 (global_offset_table): New variable.
3841 (load_pic_register): Fill global_offset_table if it hasn't
3842 already been done. Allocate pic_label_name dynamically.
3843 * ggc.h (empty_string): New variable.
3844 * ggc-simple.c (empty_string): Likewise.
3845 (init_ggc): Allocate empty_string and add as root.
3846 * stmt.c (digit_strings): New variable.
3847 (init_stmt): Add last_block_end_note as root. Allocate and
3848 initialize digit_strings.
3849 (expand_asm_operands): Use empty_string instead of string
3850 constant. Use digit_strings instead of string constants.
3851 * profile.c (init_arc_profiler): Allocate string with
3852 ggc_alloc_string instead of xmalloc.
3853 (output_func_start_profiler): Likewise.
3854 * c-typeck.c (digest_init): Check if init is error_mark_node.
3856 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3857 Richard Henderson <rth@cygnus.com>
3859 * ggc-page.c: New file.
3860 * Makefile.in (ggc-page.o): New.
3862 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3864 * invoke.texi: Document -fdelete-null-pointer-checks
3865 * toplev.c (flag_delete_null_pointer_checks): New.
3866 (f_options): Add entry for -fdelete-null-pointer-checks.
3867 (rest_of_compilation): Conditionalize null pointer check
3868 elimination on flag_delete_null_pointer_checks.
3869 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3871 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3873 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3874 copyright notice and special exception to GPL.
3876 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3878 * abi64.h (mips_function_value): Add prototype arguments.
3880 * mips-protos.h: New file with mips prototypes.
3882 * mips.c: Include "tm_p.h".
3883 (mktemp, lookup_name): Add prototype arguments.
3884 (extern_list, string_constant, mips_fill_delay_slot,
3885 mips_output_external, mips_output_external_libcall,
3886 mips_output_filename, mips_declare_object, function_prologue,
3887 mips_expand_prologue, function_epilogue, mips16_constant,
3888 build_mips16_function_stub, mips_output_conditional_branch):
3890 (mips_va_start): Remove unused variable `u'.
3891 (mips_va_arg): Cast value to unsigned when comparing against one.
3893 (save_restore_insns, mips_expand_prologue): Add missing arg in
3894 call to `large_int'.
3896 * mips.h: Move prototypes to mips-protos.h.
3897 (data_section, memory_address_p, rdata_section,
3898 readonly_data_section, simple_epilogue_p, text_section): Delete
3899 prototypes delcared elsewhere.
3900 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3902 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3904 * mips.md: Delete extra args in call to `mips_move_2words'.
3906 * xm-iris6.h (alloca): Add prototype argument.
3908 * genpeep.c: Include "tm_p.h" in generated output file.
3910 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3912 * basic-block.h (find_edge_index): Change parameters.
3913 * flow.c (verify_edge_list): Pass basic_block parameters to
3914 find_edge_index instead of integers.
3916 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3918 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3921 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3923 * gcc.1: Fix a formatting error.
3925 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3927 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3928 i786, mn10200, mn10300, pdp11, v850.
3930 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3932 * libgcc2.c (num_digits): Add prototype with
3933 __attribute__((const)).
3934 (__terminate): Add prototype.
3936 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3938 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3940 * alpha/alpha.c (print_operand): Fix type of `code'.
3941 (alpha_output_filename): Constify.
3942 * alpha/alpha.h: Move all function declarations ...
3943 * alpha/alpha-protos.h: ... here. New file.
3944 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3945 (SECTION_FUNCTION_TEMPLATE): Likewise.
3947 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3949 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3950 * expr.c (expand_expr): Likewise.
3951 (do_jump): Likewise.
3952 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3953 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3955 (enum can_compare_purpose): New.
3956 (can_compare_p): Adjust prototype.
3957 (prepare_cmp_insn, prepare_operand): Declare.
3958 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3959 * optabs.c (cmp_available_p): Deleted.
3960 (expand_abs): Pass ccp_jump to can_compare_p.
3961 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3962 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3963 Call can_compare_p rather than cmp_available_p.
3964 (prepare_operand): No longer static.
3965 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3966 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3967 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3968 sequence to use emit_cmp_and_jump_insns.
3969 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3971 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3973 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3974 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3975 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3976 (plus (reg) (const_int 0))
3977 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3979 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3981 * rs6000.c (expand_block_move): DImode loads and stores require
3982 word-aligned displacements. Increment address registers with
3983 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3985 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3987 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3988 is no name for the base type, rather than segfault. If we are
3989 writing out a complex integer type, use DW_ATE_lo_user.
3991 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3992 in one word or less (complex char, complex short, or on 64 bit
3993 systems complex float) to/from a hard register, copy it through
3994 memory instead of dying in gen_{real,imag}part. If we have a
3995 short complex type, prevent inlining since it allocates stack
3998 * tree.c (build_complex_type): If we are writing dwarf2 output,
3999 generate a name for complex integer types.
4001 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4003 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
4004 * flow.c (remove_edge): Remove extra whitespace.
4005 (remove_fake_edges): Fix comment.
4006 (add_noreturn_fake_exit_edges): Use the correct name.
4008 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
4010 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
4011 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
4012 (clean): Depend on INTL_CLEAN.
4013 (maintainer-clean): Adjust.
4015 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4017 * configure.in (AC_PREREQ): Bump to 2.13.
4018 (AC_C_STRINGIZE): Call this instead of using a custom macro.
4020 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
4022 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
4024 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
4026 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
4027 (HAVE_STRINGIZE): Define.
4029 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
4031 * c-parse.in: save and restore warn_pointer_arith on __extension__
4032 along with pedantic.
4033 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
4034 Set the type of extension to itype rather than $<itype>1 kludge.
4035 * extend.texi (Alternate Keywords): Adjust documentation.
4036 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
4038 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
4040 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
4041 most assembler templates.
4043 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
4044 FP loads and stores.
4045 (following_call): Always return zero for the PA8000.
4046 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
4047 FP loads and stores.
4048 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
4050 * pa.h (BRANCH_COST): Define.
4052 * pa.md (return, return_internal): Use bve for PA2.0.
4054 * pa.md (fused multiply): Add variants which reduce height for the
4055 fused multiply, but which still generate 2 insns.
4056 (fnegabs): Similarly.
4058 * pa.md (subsi3): Turn into an expander. Create two anonymous
4059 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
4060 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
4062 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
4064 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
4066 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
4067 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
4069 * regclass.c (init_regs): Add "top_of_stack" as a garbage
4072 * flow.c (record_active_eh_regions): Terminate loop after finding
4073 the last insn in the last basic block.
4075 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4077 * config/c4x/c4x.md: Delete parallel instruction peepholes.
4079 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4081 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
4083 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4085 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
4086 splitting to not use output template.
4088 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4090 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
4091 * config/c4x/c4x.c (c4x_va_start): New function.
4093 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
4095 * genrecog.c (not_both_true): Handle correctly cases when called for
4096 tests with different positions in the insn.
4098 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4100 * machmode.h (HOST_PTR_PRINTF): Move from here ...
4102 * system.h (HOST_PTR_PRINTF): ... to here.
4104 * mips-tfile.c: Don't include machmode.h.
4106 * Makefile.in (MACHMODE_H): New variable. Update to use it.
4107 (mips-tfile.o): Don't depend on machmode.h.
4109 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4111 * haifa-sched.c (sched_analyze): Rename local variable `region' to
4112 avoid conflicts with typedef struct `region' at the top level scope.
4114 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
4116 * basic-block.h (basic_block): Add eh_beg, eh_end.
4117 * flow.c (entry_exit_blocks): Update.
4118 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
4120 (find_basic_blocks_1): Don't record eh_list at each bb. Use
4121 lists.c functions to allocate insn lists.
4122 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
4124 (make_eh_edge): ... here. New.
4125 (move_stray_eh_region_notes): New.
4126 (record_active_eh_regions): New.
4127 (delete_unreachable_blocks): Split out block merging ...
4128 (try_merge_blocks): ... here. New.
4129 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
4130 Dump debugging data.
4131 (merge_blocks_move_successor_nojumps): Likewise.
4132 (merge_blocks): Use eh_beg+eh_end to validate block movement.
4134 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4136 * extend.texi (Bound member functions): Document unbound pmf
4139 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4141 * flow.c (split_edge): Handle insertion on a fallthrough edge which
4142 has the EXIT_BLOCK as a dest.
4144 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4146 * flow.c (remove_edge): New function to remove an edge from the
4148 (remove_fake_successors): New function to remove fake successor edges.
4149 (remove_fake_edges): New function to remove all fake edges from the
4151 (add_fake_exit_edges): New function to add fake edges from all blocks
4152 with no successors to the exit block.
4153 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
4154 prototypes for new functions.
4156 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4158 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
4159 Use Pmode to determine whether to output .dword or .word.
4161 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
4163 * tree.c (built_in_filename): New variable.
4164 (BUILT_IN_FILENAME): New macro.
4165 (init_tree_codes): Allocate built_in_filename.
4166 (make_node): Use built_in_filename instead of string constant.
4168 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
4170 * configure.in: Add fr30 target.
4171 * configure: Regenerate.
4172 * config/fr30: New directory.
4173 * config/fr30/crti.asm: New file.
4174 * config/fr30/fr30.c: New file.
4175 * config/fr30/crtn.asm: New file.
4176 * config/fr30/fr30.h: New file.
4177 * config/fr30/fr30.md: New file.
4178 * config/fr30/lib1funcs.asm: New file.
4179 * config/fr30/t-fr30: New file.
4180 * config/fr30/xm-fr30.h: New file.
4182 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
4184 * flow.c (merge_blocks_move_successor_nojumps): Delete the
4185 BARRIER at the end of the successor, not the BARRIER before
4188 * pa.c (pa_add_gc_roots): Fix thinko in last change.
4190 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
4192 * stmt.c (any_pending_cleanups): Don't crash when
4193 current_function->stmt is unset.
4195 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4197 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
4198 other initializations that may use it for relative offsets.
4200 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4202 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
4203 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
4204 * config/i386/sol2dbg.h: Removed.
4205 * config/i386/sol2gas.h: New file, to enable gas work-around.
4206 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
4207 Don't use sol2dbg.h.
4208 * configure: Rebuilt.
4210 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
4212 * invoke.texi (-fthis-is-variable): Remove documentation.
4214 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
4216 * basic-block.h (compute_bb_for_insn): Declare.
4217 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
4218 to use; set size of basic_block_for_insn directly.
4219 (find_basic_blocks): Update.
4221 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4223 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
4225 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4227 * crtstuff.c (ON_EXIT): Delete empty macro definition.
4228 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
4230 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
4232 * c-decl.c (c_decode_option): Extend comment.
4234 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
4236 * toplev.c (progname): Make 'const char *'
4237 (flag_print_mem): Move out of main.
4238 (version_flag): Move out of main.
4239 (filename): Move out of main.
4240 (debug_args): Remove g prefix from options.
4241 (documented_lang_options): Remove cpplib specific options.
4242 (display_help): Add g prefix to debug options.
4243 (check_lang_option): Delete this function.
4244 (decode_d_option): New function: Decode -d... option.
4245 (decode_f_option): New function: Decode -f... option.
4246 (decode_W_option): New function: Decode -W... option.
4247 (decode_g_option): New function: Decode -g... option.
4248 (independent_decode_option): New function: Decode a language
4249 independent command line option.
4250 (main): Invoke lang_decode_option and then
4251 independent_decode_option on each command line option in
4254 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
4256 Revert this change. Gavin's patch to operand_equal_p is a better fix.
4257 * fold-const.c (fold_range_test): Do not try to fold the range
4258 test if the rhs or lhs has side effects.
4260 * basic-block.h (compute_flow_dominators): Declare.
4262 * gcse.c (alloc_code_hoist_mem): New function.
4263 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
4264 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
4265 (hoist_code, one_code_hoisting_pass): Likewise.
4266 (gcse_main): If optimizing for size, then hoist expressions
4267 computed in multiple dominated basic blocks.
4269 * gcse.c (invalid_nonnull_info): New function.
4270 (delete_null_pointer_checks): Likewise.
4271 * rtl.h (delete_null_pointer_checks): Declare.
4272 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
4274 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
4275 (merge-blocks_move_successor_nojumps): Likewise.
4276 (merge_blocks): Allow merging of some blocks, even if it requires
4277 physical movement of the blocks, but not if it requires new jumps.
4279 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
4280 Callers and prototype changed.
4281 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
4283 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4285 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
4286 -YP when both -p and -pg are present. From i386/sol2.h.
4288 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4290 * Makefile.in (distclean): Delete tm_p.h.
4291 * configure.in: Create a new file, "tm_p.h", from a list in
4292 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
4293 "i386/i386-protos.h".
4295 * alias.c: Include "tm_p.h".
4296 * c-typeck.c: Likewise.
4297 * calls.c: Likewise.
4299 * emit-rtl.c: Likewise.
4300 * explow.c: Likewise.
4301 * expmed.c: Likewise.
4303 * final.c: Likewise.
4305 * fold-const.c: Likewise.
4306 * function.c: Likewise.
4308 * global.c: Likewise.
4309 * haifa-sched.c: Likewise.
4310 * integrate.c: Likewise.
4312 * local-alloc.c: Likewise.
4314 * optabs.c: Likewise.
4315 * recog.c: Likewise.
4316 * reg-stack.c: Likewise.
4317 * regclass.c: Likewise.
4318 * regmove.c: Likewise.
4319 * reload.c: Likewise.
4320 * reload1.c: Likewise.
4321 * reorg.c: Likewise.
4322 * resource.c: Likewise.
4324 * stor-layout.c: Likewise.
4325 * toplev.c: Likewise.
4327 * unroll.c: Likewise.
4328 * genattrtab.c (main): Make generated file include "tm_p.h".
4329 * genemit.c (main): Likewise.
4330 * genoutput.c (main): Likewise.
4331 * genrecog.c (main): Likewise.
4333 * i386.h: Delete all prototypes.
4334 * i386.c: Include "tm_p.h".
4335 (ix86_attr_length_default): Call constant_call_address_operand
4336 with correct number of arguments.
4337 * i386-protos.h: New file.
4338 * i386.md (unnamed patterns): Call constant_call_address_operand
4339 with correct number of arguments.
4340 (exception_receiver): Call load_pic_register with correct number
4343 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4345 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4347 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4349 * rtl.h (insns_safe_to_move_p): New function.
4350 * loop.c (find_and_verify_loops): Use it.
4351 * rtlanal.c (insns_safe_to_move_p): Define it.
4353 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4355 * c-pragma.c: Include ggc.h.
4356 * Makefile.in (c-pragma.o): Update.
4358 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4360 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4361 (LIB_SPEC): Likewise.
4362 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4363 Reindent -YP/-p/-pg.
4364 Copied from config/sparc/sol2.h.
4366 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4368 * c-pragma.c (mark_align_stack): New.
4370 * c-pragma.h (init_pragma): Declare it.
4371 * c-lex.c (init_parse): Call it.
4373 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4375 * configure.in: Pick up thread library on Solaris/x86 just
4376 like on Solaris/sparc.
4377 * configure: Rebuilt.
4379 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4381 * rtl.h (global_rtx_index): New enum.
4382 (global_rtl): Change to array of rtx.
4383 (pc_rtx, cc0_rtx): Redefine accordingly.
4384 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4385 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4386 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4387 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4388 (const_int_rtx): Change to array of rtx.
4389 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4391 * emit-rtl.c (global_rtl): Change to array of rtx.
4392 (const_int_rtx): Change to aray of rtx.
4393 (gen_rtx_CONST_INT): Redefine accordingly.
4394 (init_emit_once): Allocate and initialize global_rtl. Likewise
4395 for const_int_rtx. Add both as GC roots.
4396 * genattrtab.c (global_rtl): Update declaration.
4398 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4400 * Makefile (USER_H): Add iso646.h back.
4402 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4404 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4405 zapping the LOG_LINKS of sched_before_next_call.
4407 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4408 * pa.c (insn_refs_are_delayed): Renamed from
4409 insn_sets_and_refs_are_delayed.
4411 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4413 * functiion.h (struct function): Add x_whole_function_mode_p.
4414 (retrofit_block): Declare.
4415 * function.c (retrofit_block): New function.
4416 (identify_blocks): Add assertions. Allow an incomplete set of
4417 block notes if we're still generating code for the function.
4418 * integrate.c: Include loop.h.
4419 (expand_inline_function): Call find_loop_tree_blocks to map block
4420 notes to blocks when in whole-function mode. Use retrofit_block
4421 to insert new BLOCKs for the inlined function, rather than
4423 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4424 * Makefile.in (integrate.o): Depend on loop.h.
4426 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4428 * tree.h (warn_about_unused_variables): Declare.
4429 * stmt.c (warn_about_unused_variables): New function, split out
4431 (expand_end_bindings): Here.
4433 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4435 * stmt.c (preserve_subexpressions_p): Don't crash when
4436 current_function->stmt is unset.
4438 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4440 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4441 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4442 (expand_start_target_temps): Use it.
4443 * except.c (expand_eh_region_start_for_decl): Likewise.
4444 * expr.c (expand_expr): Likewise.
4446 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4448 * fold-const.c (operand_equal_p): Pay attention to side effects.
4450 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4452 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4453 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4455 * tlink.c (scan_linker_output): Look for keywords before accepting
4456 a mangled name in quotes.
4458 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4460 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4461 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4463 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4465 * alpha.md: Revert Thu Nov 26 change that came in through the
4466 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4467 Avoid earlyclobber when possible.
4469 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4471 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4473 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4474 Define HAVE_ON_EXIT.
4476 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4478 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4479 CTYPE_CONV in all ctype macros.
4481 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4484 * cexp.y (initialize_random_junk): Likewise.
4486 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4488 * i370.c (handle_pragma): Likewise.
4490 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4492 * v850.c (override_options): Likewise.
4494 * doprint.c (_doprnt): Likewise.
4496 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4499 * fixinc/server.c (load_data): Likewise.
4501 * fold-const.c (real_hex_to_f): Likewise.
4503 * genattr.c (write_upcase, gen_attr): Likewise.
4505 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4506 write_upcase): Likewise.
4508 * genemit.c (print_code): Likewise.
4510 * genopinit.c (gen_insn): Likewise.
4512 * genpeep.c (print_code): Likewise.
4514 * genrecog.c (print_code): Likewise.
4516 * optabs.c (init_libfuncs): Likewise.
4518 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4520 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4522 (reemit_notes): Likewise.
4524 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4526 * ggc.h (ggc_root): Move to ggc-common.c.
4528 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4529 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4530 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4531 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4532 * ggc-common.c (ggc_root): Move from ggc.h.
4533 (roots): Declare, static.
4534 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4535 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4536 null or check/set mark bit.
4537 (ggc_mark_roots): New.
4538 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4540 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4542 * m32r.c: Include toplev.h.
4543 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4544 (gen_compare): Rename swap_p to must_swap to match uses.
4545 Add default abort case.
4546 (m32r_output_function_epilogue): Remove unused variables.
4547 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4548 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4549 define to empty parameter list. Update all uses.
4550 (predicate decls): Use enum machine_mode not int.
4551 * m32r.md (movsi): Call abort, not fatal_insn.
4552 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4554 1999-09-14 Andrew Haley <aph@cygnus.com>
4556 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4557 use $0 instead of 0.
4559 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4561 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4562 computation out of loop over hard regs.
4564 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4566 * function.c (identify_blocks): Don't shadow a variable in an
4568 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4569 pushdecl, or poplevel to build up the new BLOCK tree.
4570 (expand_inline_function): Likewise.
4571 (integrate_parm_decls): Likewise.
4573 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4575 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4577 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4579 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4580 * invoke.texi: Document this change.
4582 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4584 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4586 (mark_emit_status): Renamed from mark_emit_state.
4587 * except.c (mark_eh_status): Renamed from mark_eh_state.
4588 Check not null before marking.
4589 (free_eh_status): New.
4590 * expr.c (mark_expr_status, free_expr_status): New.
4591 * function.c (free_machine_status): New.
4592 (free_after_parsing): New.
4593 (free_after_compilation): Move bits to free_after_parsing; call
4594 free_eh_status, free_expr_status; zero the marked members of the
4596 (prepare_function_start): No can_garbage_collect.
4597 Call init_eh_for_function.
4598 (expand_dummy_function_end): Free up current_function state.
4599 (mark_function_status): Renamed from mark_function_state.
4600 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4601 * function.h (struct function): No can_garbage_collect.
4602 (free_machine_status, free_after_parsing): Declare.
4603 (free_eh_status, free_expr_status): Declare.
4604 * ggc.h (mark_expr_status): Declare.
4605 * stmt.c (free_stmt_status): Free the struct.
4606 (mark_stmt_status): Renamed from mark_stmt_state.
4607 (init_stmt): Don't call init_eh.
4608 (init_stmt_for_function): Don't call init_eh_for_function.
4609 * toplev.c (compile_file): Call init_eh.
4610 (rest_of_compilation): Free basic block info before ggc_collect.
4611 Call free_after_parsing; conditionally call free_after_compilation.
4612 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4613 Check not null before marking.
4614 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4616 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4618 * c-lex.c (yylex): Initialize warn.
4620 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4622 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4623 register when performing secondary reloads for the SAR register.
4625 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4627 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4628 (NOTE_BLOCK): New macro.
4629 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4630 * function.h (identify_blocks): Change prototype.
4631 * function.c (identify_blocks): Simplify.
4632 (reorder_blocks): Likewise.
4633 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4634 NOTE_INSN_BLOCK_{BEG,END}.
4635 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4636 the list of saved notes if the note isn't a
4637 NOTE_INSN_BLOCK_{BEG,END}.
4638 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4640 (reemit_notes): Adjust recreation of notes to reflect new saved
4642 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4643 printing a block note.
4644 * stmt.c (block_vector): Remove.
4645 (find_loop_tree_blocks): Simplify.
4646 (unroll_block_trees): Likewise.
4647 * tree.h (reorder_block): Change prototype.
4649 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4651 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4652 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4653 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4654 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4655 (atexit, exit): Simplify.
4656 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4657 * config/lots: Remove defns of HAVE_ATEXIT.
4659 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4661 * calls.c (precompute_arguments): Fix typo in comment.
4662 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4665 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4667 * dsp16xx.c (override_options): Fix typos in GC root registration.
4669 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4671 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4673 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4674 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4675 (CC1_SPEC): Likewise.
4677 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4679 * genattr.c (main): Add extern prototype. Call return, not exit.
4680 * genattrtab.c (main): Likewise.
4681 * gencheck.c (main): Likewise.
4682 * gencodes.c (main): Likewise.
4683 * genconfig.c (main): Likewise.
4684 * genemit.c (main): Likewise.
4685 * genextract.c (main): Likewise.
4686 * genflags.c (main): Likewise.
4687 * gengenrtl.c (main): Likewise.
4688 * genopinit.c (main): Likewise.
4689 * genoutput.c (main): Likewise.
4690 * genpeep.c (main): Likewise.
4691 * genrecog.c (main): Likewise.
4693 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4694 * genattrtab.c (get_insn_name): Likewise.
4695 * gencodes.c (get_insn_name): Likewise.
4696 * genconfig.c (get_insn_name): Likewise.
4697 * genemit.c (get_insn_name): Likewise.
4698 * genextract.c (get_insn_name): Likewise.
4699 * genflags.c (get_insn_name): Likewise.
4700 * genopinit.c (get_insn_name): Likewise.
4701 * genpeep.c (get_insn_name): Likewise.
4703 * gencheck.c (usage): Add static prototype.
4704 * genextract.c (print_path): Constify a char*.
4705 * genopinit.c (optabs): Likewise.
4706 * genoutput.c (operand_data, data, output_predicate_decls,
4707 compare_operands): Likewise.
4708 * genrecog.c (write_tree): Add default case in switch.
4710 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4712 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4714 * print-rtl.c (get_insn_name): Remove prototype.
4716 * toplev.h (progname): Declare const.
4718 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4719 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4720 dump_sched_info, dump_local_alloc, regset_release_memory,
4721 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4722 error_with_file_and_line, error_with_decl, error_for_asm, error,
4723 fatal, warning_with_file_and_line, warning_with_decl, warning,
4724 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4725 Remove redundant prototypes.
4727 (notice, check_lang_option, report_file_and_line, vnotice,
4728 mark_file_stack): Add static prototype.
4729 (set_fatal_function): Add prototype.
4730 (vnotice, report_file_and_line, set_fatal_function,
4731 check_lang_option): Constify a char*.
4732 (main): Prototype. Call return, not exit.
4734 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4736 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4738 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4740 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4742 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4744 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4746 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4747 behave as if it's zero in all cases.
4748 (expand_function_start): Adjust call to assign_parms.
4749 * tree.h (assign_parms): Adjust prototype.
4750 * objc/objc-act.c (hack_method_prototype): Adjust call to
4753 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4755 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4756 arg_pointer_rtx fixed if the argument pointer register is
4758 (NONZERO_BASE_PLUS_P): Likewise.
4760 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4762 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4763 match_insn2 to match_insn.
4764 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4766 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4768 * Makefile.in (USER_H): Remove va-foo.h.
4770 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4771 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4772 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4773 va-spur.h,va-v850.h}: Remove.
4775 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4777 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4778 (in_return_delay): Use it instead of match_insn.
4780 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4782 * config/alpha/va_list.h (va-alpha.h): Do not include.
4783 (__gnuc_va_list): Typedef as in varargs.h.
4785 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4787 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4788 DECL_LIVE_RANGE_RTL.
4790 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4792 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4793 not NOTE_BLOCK_NUMBER.
4794 (expand_eh_region_end): Likewise.
4795 (find_exception_handler_labels): Likewise.
4796 (scan_region): Likewise.
4797 (exception_optimize): Likewise.
4798 (update_rethrow_references): Likewise.
4799 (set_insn_eh_region): Likewise.
4800 * final.c (final_scan_insn): Likewise.
4801 * flow.c (make_edges): Likewise.
4802 * integrate.c (expand_inline_function): Likewise.
4803 * print-rtl.c (print_rtx): Likewise.
4805 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4807 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4808 terms of builtin functions and types.
4810 * mips.c (mips_build_va_list): New.
4811 (mips_va_start, mips_va_arg): New.
4812 * mips.h (BUILD_VA_LIST_TYPE): New.
4813 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4815 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4816 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4817 * sh.h (BUILD_VA_LIST_TYPE): New.
4818 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4820 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4822 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4823 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4824 (struct insn_data): Likewise with n_operands, n_dups,
4825 n_alternatives, output_format.
4826 * regclass.c (scan_one_insn): Cast n_operands to int before
4827 arithmetic inside comparison.
4829 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4831 * toplev.c (compile_function): Unconditionally emit nop.
4833 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4835 * haifa-sched.c (actual_hazard): Move declaration of variable
4836 `this_cost' into the scope where it is used.
4838 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4840 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4841 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4842 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4844 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4846 * jump.c (find_insert_position): Don't declare or define unless
4847 !HAVE_conditional_arithmetic.
4848 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4850 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4852 * recog.c (offsettable_address_p): Prototype function pointer.
4853 (preprocess_constraints): Call memset, not bzero.
4855 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4856 (gcc_obstack_init): Don't declare.
4857 (fix_sizetype): Add static prototype.
4858 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4859 (tree_cons): Call memset, not bzero.
4861 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4862 definition in macro ASM_WEAKEN_LABEL.
4863 (mark_const_hash_entry): Add static prototype.
4865 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4867 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4869 * unroll.c (find_common_reg_term, subtract_reg_term,
4870 loop_find_equiv_value): Add static prototypes.
4871 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4872 (copy_loop_body): Remove unreachable break statement.
4874 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4876 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4878 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4880 Undo some changes from the gcc2 merge:
4881 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4882 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4886 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4887 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4888 initialized float-int union if the value is a NaN.
4890 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4892 * gthr-win32.h: New file.
4894 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4895 shared as a valid attribute.
4896 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4897 * extend.texi: Document `shared' variable attribute.
4899 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4901 * configure.in: Handle --enable-threads on FreeBSD.
4902 * configure: Rebuit.
4904 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4906 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4908 * configure: Rebuilt.
4910 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4911 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4912 Rosimildo DaSilva <rdasilva@connecttel.com>
4914 * configure.in (m68k-*-rtemscoff*): Added.
4915 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4916 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4917 sparc-rtems configuration.
4918 * configure.in (sparc-*-rtemself*): Added.
4919 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4920 * config/i386/rtems.h: Added comment.
4921 * config/sparc/rtemself.h: New file.
4923 * configure.in (m68k-rtemself): Added.
4924 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4925 and DWARF_DEBUGGING_INFO.
4926 * config/m68k/crti.s: New file.
4927 * config/m68k/crtn.s: New file.
4928 * config/m68k/t-crtstuff: New file.
4929 * config/m68k/rtemself.h: New file.
4931 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4932 global ctor/dtor and C++ exception handling.
4933 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4934 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4936 * config/i386/t-rtems-i386: New File.
4938 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4940 * stmt.c (expand_end_case): Return right away if the case stack is
4943 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4945 * Makefile.in (version.c): Remove rule incorrectly brought in from
4948 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4950 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4951 * msdos/top.sed: Take into account a prepended $(SHELL) to
4953 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4955 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4957 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4959 * regmove.c (fixup_match_1): Don't change an unchanging register.
4960 (stable_but_for_p): Renamed to:
4961 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4962 Changed all callers.
4964 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4966 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4967 insn from BL2 is after the insn from BL.
4969 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4971 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4972 (struct insn_data): Merge `template' and `outfun' into `output'.
4973 Add `output_format'.
4974 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4975 (struct data): Remove `outfun'; add `output_format'.
4976 (name_for_index): Remove declaration.
4977 (output_insn_data): Handle output formats.
4978 (process_template): Emit the bare array for @.
4979 (gen_expand, gen_split): Set output_format to NONE.
4980 * output.h (get_insn_template): Declare.
4981 * final.c (get_insn_template): New.
4982 (final_scan_insn): Use it.
4983 * toplev.c (compile_file): Likewise.
4985 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4986 * i860/i860.c (output_delayed_branch): Likewise.
4987 (output_delay_insn): Likewise.
4989 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4991 * rtl.c (obstack_alloc_rtx): Removed.
4993 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4995 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4997 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4999 * i386.c (call_insn_operand): Reject const_int.
5000 (expander_call_insn_operand): Use call_insn_operand.
5002 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5004 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
5006 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
5008 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
5009 Use DImode operation.
5011 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
5013 * gcc.c: Include sys/resource.h.
5014 (report_times): New flag.
5015 (execute): If report_times is set, calculate and report the
5016 CPU time consumed by each subprocess.
5018 (rus, prus): New globals.
5019 (option_map): Add --time.
5020 (display_help): Document -time.
5021 (process_command): Set report_times if -time is given.
5022 Turn off -pipe if -time is given.
5024 * invoke.texi: Document new option -time.
5026 * configure.in: Check for getrusage. Check if we have to
5027 prototype getrusage.
5028 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
5029 * configure: Regenerate.
5030 * config.in: Regenerate.
5032 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
5034 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
5037 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
5039 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
5040 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
5041 (nan): Return _thenan_sf or _thenan_df as appropriate.
5042 (L_thenan_sf): Define _thenan_sf.
5043 (L_thenan_df): Define _thenan_df.
5045 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
5046 (DPBIT_FUNCS): Add _thenan_df.
5048 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
5050 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
5053 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5055 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
5058 (lang_specific_driver): Don't take a function pointer parameter.
5059 All callers changed.
5061 * gcc.c: Include gcc.h.
5062 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
5063 lang_specific_extra_outfiles, fatal): Don't declare.
5064 (multilib_defaults_raw): Constify.
5065 (read_specs): Call memset, rather than bzero.
5066 (main): Call return, not exit.
5067 (lookup_compiler): Call memcpy, not bcopy.
5068 (fatal): Make extern.
5070 * cppspec.c: Include gcc.h.
5071 (lang_specific_driver): Initialize variable `quote'. Constify a
5072 char*. All calls to the function pointer parameter now
5073 explicitly call `fatal'.
5075 * gccspec.c (lang_specific_driver): Include gcc.h.
5077 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
5079 * arm.c (note_invalid_constants): Use recog_data.operand_type
5082 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5084 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
5087 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
5088 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5089 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5090 reload_secondary_in_reload, reload_secondary_out_reload,
5091 reload_secondary_in_icode, reload_secondary_out_icode,
5092 reload_reg_rtx, reload_when_needed): Delete declarations.
5093 (struct reload): New structure.
5094 (rld): Declare new array.
5095 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
5096 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5097 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5098 reload_secondary_in_reload, reload_secondary_out_reload,
5099 reload_secondary_in_icode, reload_secondary_out_icode,
5100 reload_reg_rtx, reload_when_needed): Delete definitions.
5102 (whole file): Replace uses of the deleted arrays with uses of rld.
5103 * reload1.c (whole file): Replace uses of the deleted arrays with
5105 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
5106 explicit loops, not with bcopy.
5108 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
5110 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
5111 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
5112 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
5113 insn_name): Delete and consolidate into new structures.
5114 (insn_operand_predicate_fn): New.
5115 (insn_output_fn): New.
5117 (struct insn_operand_data): New.
5118 (struct insn_data): New.
5120 (OUT_FCN): Update for insn_data change.
5121 * builtins.c (expand_builtin_strlen): Likewise.
5122 (expand_builtin_memcmp): Likewise.
5123 * combine.c (make_extraction, simplify_comparison): Likewise.
5124 * cse.c (canon_reg, cse_insn): Likewise.
5125 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
5126 * expmed.c (store_bit_field, extract_bit_field): Likewise.
5127 (emit_store_flag): Likewise.
5128 * expr.c (convert_move, emit_block_move): Likewise.
5129 (clear_storage, emit_push_insn, expand_increment): Likewise.
5130 (do_store_flag): Likewise.
5131 * expr.h (GEN_FCN): Likewise.
5132 (insn_gen_function): Die.
5133 * final.c (final_scan_insn): Update for insn_data change.
5134 (output_asm_name): Likewise.
5135 * function.c (fixup_var_refs_1): Likewise.
5136 * loop.c (check_dbra_loop): Likewise.
5137 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
5138 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
5139 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
5140 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
5141 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
5142 * regmove.c (gen_add3_insn): Likewise.
5143 * reload.c (push_secondary_reload, combine_reloads): Likewise.
5144 (find_reloads, find_reloads_address_1): Likewise.
5145 (debug_reload_to_stream): Likewise.
5146 * reload1.c (emit_reload_insns, gen_reload): Likewise.
5147 * stmt.c (expand_end_case): Likewise.
5148 * toplev.c (compile_file): Likewise.
5150 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5151 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5153 * print-rtl.c (insn_name_ptr): Remove declaration.
5154 (get_insn_name): Declare.
5155 (print_rtx): Use it.
5156 * genoutput.c (insn_name_ptr): Remove.
5157 (next_operand_number): New.
5158 (struct operand_data): New.
5159 (null_operand, odata, odata_end): New.
5160 (struct data): Use struct operand_data.
5161 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
5162 (get_insn_name): Renamed from name_for_index.
5163 (output_prologue): Define NO_MD_PROTOTYPES.
5164 (output_predicate_decls): Break out from output_epilogue.
5165 Iterate over the operands list.
5166 (output_operand_data): Break out from output_epilogue. Emit
5167 just the operands list.
5168 (output_insn_data): Break out from output_epilogue. Emit just
5170 (output_epilogue): Remove.
5171 (output_get_insn_name): New.
5172 (constraints, op_n_alternatives, predicates, address_p): Die.
5173 (modes, strict_low, seen): Die.
5174 (scan_operands): Take new param `d' instead of writing to
5175 seven global variables.
5176 (compare_operands): New.
5177 (place_operands): New.
5178 (validate_insn_alternatives): Update for struct data change.
5179 (gen_insn): Don't zero or copy 7 global arrays. Update for
5180 scan_operands; call place_operands.
5181 (gen_peephole, gen_expand, gen_split): Likewise.
5182 (main): Update for new output routines.
5184 * genattr.c (insn_name_ptr): Remove.
5185 (get_insn_name): New function.
5186 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
5187 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
5188 * genrecog.c: Likewise.
5190 * alpha.md (adddi3): Make `pattern' array static.
5192 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5194 * config/c4x/c4x.h (c4x_rpts_cycles_string,
5195 c4x_cpu_version_string): Constify char *.
5196 * config/c4x/c4x.c (c4x_rpts_cycles_string,
5197 c4x_cpu_version_string): Likewise.
5199 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
5201 * tree.c (save_tree_status): Revert 10 Sep change.
5202 (restore_tree_status): Likewise. Call obstack_free with NULL
5203 before freeing the obstack proper.
5205 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
5207 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
5209 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
5210 surrounding context.
5212 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
5214 * tree.c (type_hash_canon): Put all types in the hash-table, when
5217 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
5219 * recog.h (struct recog_data, recog_data): New.
5220 (recog_foo variables): Kill.
5221 * recog.c (recog_operand, recog_operand_loc): Kill.
5222 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
5223 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
5224 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
5225 (recog_data): Define.
5226 (extract_insn): Update all recog_foo references to use recog_data.
5227 (preprocess_constraints, constrain_operands): Likewise.
5228 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
5229 * genattrtab.c (main): Likewise.
5230 * genextract.c (main): Likewise.
5231 * genoutput.c: Likewise.
5232 * genrecog.c (write_subroutine, main): Likewise.
5233 * local-alloc.c (block_alloc): Likewise.
5234 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
5235 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
5236 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
5237 * reload.c (find_reloads, find_reloads_toplev): Likewise.
5238 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
5239 (reload_cse_simplify_operands): Likewise.
5241 * arc/arc.c (arc_final_prescan_insn): Likewise.
5242 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
5243 * h8300/h8300.c (notice_update_cc): Likewise.
5244 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
5245 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5246 * mn10200/mn10200.c (notice_update_cc): Likewise.
5247 * mn10300/mn10300.c (notice_update_cc): Likewise.
5248 * romp/romp.c (update_cc): Likewise.
5249 * sparc/sparc.c (check_pic): Likewise.
5250 * v850/v850.c (notice_update_cc): Likewise.
5252 * genemit.c (main): Don't declare recog_operand.
5254 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
5256 * ggc.h (rtvec_def): Forward declare.
5257 (tree_node): Likewise.
5260 (ggc_set_mark_rtx): Add prototype.
5261 (ggc_set_mark_rtvec): Likewise.
5262 (ggc_set_mark_tree): Likewise.
5263 * ggc-simple.c (ggc_root): Don't define.
5264 (roots): Don't declare.
5265 (ggc_mark_rtx): Remove.
5266 (ggc_mark_rtvec): Likewise.
5267 (ggc_mark_tree): Likewise.
5268 (ggc_mark_varray): Likewise.
5269 (ggc_mark_tree_hash_table_entry): Likewise.
5270 (ggc_mark_tree_hash_table): Likewise.
5271 (ggc_set_mart_rtx): New function.
5272 (ggc_set_mark_rtvec): Likewise.
5273 (ggc_set_mark_tree): Likewise.
5274 (ggc_add_root): Remove.
5275 (ggc_add_rtx_root): Likewise.
5276 (ggc_remove_tree_root): Likewise.
5277 (ggc_add_string_root): Likewise.
5278 (ggc_add_tree_varray_root): Likewise.
5279 (ggc_add_tree_hash_table_root): Likewise.
5280 (ggc_del_root): Likewise.
5281 (ggc_mark_rtx_ptr): Likewise.
5282 (ggc_mark_tree_ptr): Likewise.
5283 (ggc_mark_string_ptr): Likewise.
5284 (ggc_mark_tree_varray_ptr): Likewise.
5285 (ggc_mark_tree_hash_table_ptr): Likewise.
5286 * ggc-common.c: New file.
5287 * Makefile.in (OBJS): Add ggc-common.o.
5288 (ggc-common.o): List dependencies.
5290 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
5292 * cppalloc.c (xstrdup): Use memcpy.
5293 * cpperror.c (cpp_print_containing_files): Don't use
5295 * cpplib.c (conditional_skip): Set temp->lineno.
5296 (do_endif): Make error message less obscure.
5297 (if_directive_name): New function.
5298 (cpp_get_token [case EOF]): Unwind the if stack and generate
5299 error messages for each unterminated conditional in this file.
5300 (parse_string): Do not behave differently if -traditional.
5302 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
5304 * builtins.c (expand_builtin_va_arg): Cope with an array-type
5305 va_list decomposing to pointer-type.
5306 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
5307 (rs6000_va_arg): Likewise.
5309 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
5311 * except.c (start_dynamic_handler): Compute size using
5312 STACK_SAVEAREA_MODE.
5314 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5316 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
5317 include directory headers. Don't define strrchr. Don't provide
5318 my_* replacement functions. Prefer PTR over `pointer_type'.
5319 Don't prototype system functions. Don't redefine getopt.
5321 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
5322 safe_read, safe_write, save_pointers, restore_pointers,
5323 is_id_char, in_system_include_dir, directory_specified_p,
5324 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
5325 find_corresponding_lparen, referenced_file_is_newer,
5326 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5327 process_aux_info_file, identify_lineno, check_source,
5328 seek_to_line, forward_to_next_token_char, output_bytes,
5329 output_string, output_up_to, other_variable_style_function,
5330 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5331 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5332 find_static_definition, connect_defs_and_decs, add_local_decl,
5333 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5334 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5335 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5336 scan_for_missed_items, edit_file, string_list_cons): Add static
5338 (standard_exec_prefix, target_machine, target_version,
5339 default_syscalls_dir, string_list, string_list_cons, find_file,
5340 do_cleaning): Constify a char*.
5341 (safe_read, safe_write): Use PTR, not a char*.
5342 (is_id_char): Take an int, not a char.
5343 (main): Add prototype. Call return, not exit.
5345 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5347 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5348 when comparing types.
5350 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5352 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5353 (strength_reduce): Release the varrays from the no-bivs early exit.
5355 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5356 the loop over the registers.
5358 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5360 (restore_tree_status): Check that instead when freeing the obstack.
5362 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5364 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5367 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5369 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5370 operand size modifiers.
5372 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5374 * c-common.c (c_common_nodes_and_builtins): Don't build
5376 * c-common.h (enum c_tree_index and related accesor macros): Remove
5377 everything now declared in tree.h.
5378 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5379 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5380 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5381 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5382 unsigned_type_node, ptr_type_node, va_list_type_node,
5383 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5384 (init_decl_processing): Call build_common_tree_nodes and
5385 build_common_tree_nodes_2 instead of building their nodes here.
5386 Don't add roots for these nodes.
5387 * stor-layout.c (size_zero_node, size_one_node): Delete.
5388 (set_sizetype): Make a new node for bitsizetype each time.
5389 * tree.c (global_trees): New variable.
5390 (init_obstacks): Add a gc root for it.
5391 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5392 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5393 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5394 (build_common_tree_nodes): New function.
5395 (fix_sizetype): New function.
5396 (build_common_tree_nodes_2): New function.
5397 * tree.h (enum tree_index): New.
5398 (global_trees): Declare.
5399 Add accessor macros for all nodes now moved to global_trees.
5400 Delete their declarations.
5402 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5404 * c-decl.c (finish_function): When processing a nested function,
5405 push and pop GC context around rest_of_compilation.
5407 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5409 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5410 Default ix86_arch to PROCESSOR_I386.
5411 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5412 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5413 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5414 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5415 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5416 (EXTRA_SPECS): Remove deleted specs.
5418 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5420 * function.c (assign_stack_local_1): Allocate from
5421 function->x_frame_offset, not frame_offset.
5423 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5425 * ggc.h (lang_cleanup_tree): Remove.
5426 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5427 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5429 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5430 TYPE_LANG_SPECIFIC when garbage collecting.
5431 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5432 (lang_cleanup_tree): Remove.
5434 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5436 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5437 * crtstuff.c: Not here.
5438 * dwarf2out.c: Or here.
5439 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5442 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5444 * function.h (free_after_compilation): Remove decl parameter.
5445 (free_varasm_status0: Likewise.
5446 (free_emit_status): Likewise.
5447 (free_stmt_status): Likewise.
5448 (free_after_compilation): Likewise.
5449 (init_lang_status): New variable.
5450 (free_lang_status): Likewise.
5451 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5452 * function.c (init_lang_status): New variable.
5453 (free_lang_status): Likewise.
5454 (push_function_context_to): Don't set function::decl here.
5455 (free_after_copmilation): Make decl parameter implicit. Call
5456 free_lang_status if defined.
5457 (prepare_function_start): Call init_lang_status if defined.
5458 (init_function_start): Set function::decl here.
5459 * profile.c (output_func_start_profiler): Don't call pushdecl
5460 until we've actually started the function.
5461 * stmt.c (free_stmt_status): Make decl parameter implicit.
5462 * toplev.c (rest_of_compilation): Don't pass decl to
5463 free_after_compilation.
5464 * varasm.c (free_varasm_status): Likewise.
5466 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5468 * except.c (call_get_eh_context): Add root when allocating static
5471 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5473 * arm.c: Include "ggc.h".
5474 (arm_add_gc_roots): New function.
5475 (arm_override_options): Call it.
5476 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5478 * arm.md (define_asm_attributes): Add a pool_range attribute.
5480 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5482 * extend.texi (Volatiles): New node.
5484 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5486 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5487 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5488 (struct ggc_any): Replace `mark' with `magic_mark'.
5489 (ggc_alloc_string): Use memcpy, not bcopy.
5490 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5491 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5492 (ggc_free_any): New.
5493 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5494 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5495 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5496 Use IS_MARKED. Use ggc_free_any.
5498 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5500 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5502 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5504 * toplev.c (main): Always init_ggc.
5506 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5508 * except.c (find_all_handler_type_matches): Free the list if
5509 we found no matches.
5511 * combine.c (SUBST): Break out to a real function do_SUBST.
5512 (SUBST_INT): Likewise.
5513 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5514 (pre_insert): Free `inserted'.
5515 * loop.c (basic_induction_var): Always set `location'.
5517 * function.c (expand_function_end): Add initial_trampoline as a root.
5518 * rtl.h (init_varasm_once): Declare.
5519 * toplev.c (compile_file): Call it.
5520 * ggc-simple.c (ggc_mark_string_ptr): New.
5521 (ggc_add_string_root): New.
5522 (ggc_collect): Disable collection avoidance temporarily.
5523 * ggc.h (ggc_add_string_root): Declare.
5524 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5525 * optabs.c (init_libfuncs): Likewise.
5526 * varasm.c (named_section): Use ggc_alloc_string.
5527 (make_function_rtl): Likewise.
5528 (make_decl_rtl): Likewise.
5529 (assemble_static_space): Likewise.
5530 (assemble_trampoline_template): Likewise.
5531 (output_constant_def): Likewise.
5532 (force_const_mem): Likewise.
5533 (mark_const_hash_entry): New.
5534 (mark_pool_sym_hash_table): New.
5535 (mark_varasm_state): Use it.
5536 (init_varasm_once): New.
5538 * expr.h (init_one_libfunc): Declare.
5539 * optabs.c (init_one_libfunc): New.
5540 (init_optabs): Use it.
5541 * config/gofast.h: Likewise.
5542 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5543 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5545 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5547 * Makefile.in (cppexp.o): Depend on cpphash.h.
5548 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5550 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5551 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5552 redefining poisoned identifiers, etc.
5553 (do_undef): Don't allow poisoned identifiers to be undefined.
5554 (do_pragma): Add #pragma poison.
5555 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5557 * cccp.c: Add T_POISON node type.
5558 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5560 (do_define): Generalise to handle poisoned definitions,
5561 redefining poisoned identifiers, etc.
5562 (do_undef): Don't allow poisoned identifiers to be undefined.
5563 (do_pragma): Add #pragma poison.
5564 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5566 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5567 * c-pragma.h: Add ps_poison state. We now always have generic
5570 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5572 * ggc.h (ggc_alloc): New function.
5573 (ggc_mark): Likewise.
5574 * ggc-simple.c (ggc_any): New structure.
5575 (ggc_status): Add anys.
5576 (n_anys_collected): New variable.
5577 (ggc_alloc): Define.
5578 (ggc_mark): Likewise.
5579 (ggc_collect): Collect the anys.
5581 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5583 * c-decl.c (mark_binding_level): Make static to match prototype.
5585 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5587 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5589 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5591 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5592 will use into account. Expand the max width to 5.
5595 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5597 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5600 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5602 * alpha.md (call value patterns): Remove the result predicates.
5604 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5606 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5609 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5611 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5612 changed from extern char *, to extern PTR. Also fix typo in
5613 NEED_DECLARATION_REALLOC test.
5615 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5617 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5619 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5620 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5621 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5622 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5624 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5626 * cccp.c (pcfinclude): Likewise.
5628 * global.c (allocno_compare): Likewise.
5630 * haifa-sched.c (rank_for_schedule): Likewise.
5632 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5634 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5636 * stupid.c (stupid_reg_compare): Likewise.
5638 * tree.c (_obstack_allocated_p): Likewise.
5640 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5642 1999-09-08 Bruce Korb autogen@linuxbox.com
5644 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5645 why "gperf -F" fails.
5646 * gcc/cp/Makefile.in: ditto
5647 * gcc/Makefile.in: ditto
5648 * gcc/java/Makefile.in: ditto
5650 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5652 * lists.c: Include ggc.h.
5654 (init_EXPR_INSN_LIST_cache): Install it.
5656 * ggc-simple.c (init_ggc): Absorb the old init.
5657 (ggc_push_context): Use xcalloc.
5658 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5659 (ggc_collect): Add [rvts] tags to the collection stats.
5661 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5663 * cccp.c (main): Fix handling of -include and -imacros options.
5665 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5667 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5669 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5671 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5674 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5676 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5677 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5678 and SET_DEST. Update comment.
5680 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5682 * config/c4x/c4x.c: Include ggc.h.
5683 (c4x_add_gc_roots): New function.
5684 (c4x_override_options): Call c4x_add_gc_roots.
5686 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5688 * defaults.h (TARGET_ESC): Move ...
5689 * system.h: ... here, where Linas had it in the first place. Silly me.
5691 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5693 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5694 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5695 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5696 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5697 * defaults.h (TARGET_ESC): Add default.
5699 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5701 * configure.in: add i370-*-openedition, i370-*-mvs and
5702 i370-*-linux targets
5704 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5706 * dsp16xxx.c: Include ggc.h
5707 (override_options): Mark GC roots.
5708 * mn10200.c: Include ggc.h.
5709 (asm_file_start): Mark GC roots.
5710 * tahoe.c: Include ggc.h.
5711 (extensible_operand): Mark GC roots.
5713 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5715 * README: Add section discussing status of ELF ABI.
5716 * i370.c: Fix misc spelling mistakes.
5717 (i370_label_scan): Updated notes, exception handling.
5718 (i370_function_prolog): Simplify ELF stack handling.
5719 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5720 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5721 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5722 * i370.md: (movdi): Add notes.
5723 (floatsidf2): Use stack not rtca for scratch float area.
5724 (iorsi3): Correct operand constraints.
5725 * x-oe: Restore TAROUTOPTS which are used by pax.
5727 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5729 * rs6000.c: Include ggc.h.
5730 (rs6000_add_gc_roots): New function.
5731 (override_options): Call it.
5733 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5735 * alpha.h (alpha_compare): New.
5736 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5737 * alpha.c: Likewise for the definitions.
5738 (alpha_emit_conditional_branch): Update for alpha_compare.
5739 (alpha_emit_conditional_move): Likewise.
5740 * alpha.md (cmpdf, cmpdi): Likewise.
5741 (setcc patterns): Likewise. Zero alpha_compare after use.
5742 (sne): Optimize (x != 0) into (0U < x).
5744 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5746 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5747 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5748 (INIT_EXPANDERS): Remove.
5749 * alpha.c: Include ggc.h.
5750 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5751 (alpha_init_machine_status, alpha_mark_machine_status): New.
5752 (override_options): Install them.
5753 (struct machine_function): Moved to alpha.h.
5754 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5755 (alpha_init_expanders): Remove.
5756 (alpha_return_addr): Adjust to use current_function->machine.
5757 (alpha_ra_ever_killed): Likewise.
5758 (alpha_expand_epilogue): Likewise.
5759 * alpha.md (eh_epilogue): Likewise.
5761 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5762 Melissa O'Neill <oneill@cs.sfu.ca>
5763 Geoffrey Keating <geoffk@cygnus.com>
5765 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5766 call-used registers (call-saved registers must still be contiguous
5767 and end with r31, of course).
5769 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5771 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5772 (self_promoting_type_p): Delete.
5773 (self_promoting_args_p): Move ...
5774 * c-common.c: ... here.
5775 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5776 (simple_type_promotes_to): New.
5777 * builtins.c (lang_type_promotes_to): New.
5778 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5779 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5780 * c-common.h: ... here.
5781 (self_promoting_args_p, simple_type_promotes_to): Declare.
5782 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5783 (grokdeclarator): Likewise.
5784 * tree.h (lang_type_promotes_to): Declare.
5786 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5788 Add some machine-dependent GC roots.
5789 * sparc.c: Include ggc.h.
5790 (sparc_add_gc_roots): New function.
5791 (mark_ultrasparc_pipeline_state): Likewise.
5792 (override_options): Call sparc_add_gc_roots.
5793 * pa.c: Include ggc.h.
5794 (pa_add_gc_roots): New function.
5795 (mark_deferred_plabels): Likewise.
5796 (override_options): Call pa_add_gc_roots.
5797 * mips.c: Include ggc.h.
5798 (mips_add_gc_roots): New function.
5799 (override_options): Use it.
5801 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5803 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5805 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5806 cpp_parse_expr): Add static prototypes.
5807 (parse_charconst): Don't cast away const-ness.
5808 (token): Constify a char*.
5810 * cppfiles.c (file_name_list, include_hash, find_include_file,
5811 finclude, initialize_input_buffer): Constify a char*.
5812 (file_cleanup, find_position): Add static prototypes.
5814 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5815 collect_expansion): Add static prototypes.
5816 (cpp_install, create_definition, monthnames): Constify a char*.
5818 * cpphash.h (cpp_install): Likewise.
5820 * cppinit.c (known_suffixes, default_include,
5821 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5822 (base_name, dump_special_to_buffer, initialize_dependency_output):
5823 Add static prototypes.
5825 * cpplib.c (my_strerror): Constify a char*.
5826 (null_underflow, null_cleanup, skip_comment, copy_comment,
5827 copy_rest_of_line, handle_directive, pass_thru_directive,
5828 get_directive_token, read_line_number, cpp_print_file_and_line,
5829 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5830 v_cpp_warning_with_line, detect_if_not_defined,
5831 consider_directive_while_skipping): Add static prototypes.
5832 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5833 cpp_pedwarn_with_file_and_line): Constify a char*.
5835 * cpplib.h (cpp_options, include_hash, progname, definition,
5836 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5837 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5838 find_include_file, deps_output, include_hash): Constify a char*.
5840 * cppmain.c (progname): Constify.
5841 (main): Add prototype. Use return, not exit.
5843 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5844 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5845 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5846 check_protection): Add static prototype.
5848 (progname, recognized_macrom, recognized_extern): Constify a char*.
5849 (main): Add prototype.
5851 * gen-protos.c (progname): Constify a char*.
5853 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5855 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5856 (init_emit_once): Add more GC roots.
5857 * except.c (mark_func_eh_entry): New function.
5858 (mark_eh_node): Mark false_label and rethrow_label.
5859 (init_eh): Add more GC roots.
5860 * function.c (free_after_compilation): Take decl as a paramter.
5861 Call free_stmt_status.
5862 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5864 * function.h (free_after_compilation): Change prototype.
5865 (free_varasm_status): Likewise.
5866 (free_emit_status): Likewise.
5867 (free_stmt_status): New function.
5868 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5869 Remove, replacing with ...
5870 (ggc_status): New structure.
5871 (ggc_chain): New variable.
5873 (ggc_push_context): New function.
5874 (ggc_pop_context): Likewise.
5875 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5876 (ggc_alloc_rtvec): Likewise.
5877 (ggc_alloc_tree): Likewise.
5878 (ggc_alloc_string): Likewise.
5879 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5880 (ggc_mark_tree): Give language-dependent code a chance to mark
5882 (ggc_mark_tree_varray): Handle empty arrays.
5883 (ggc_collect): Adjust for use of ggc_chain. Clear
5884 bytes_alloced_since_last_gc.
5885 * ggc.h (ggc_pop_context): New function.
5886 (ggc_push_context): Likewise.
5887 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5888 * stmt.c (free_stmt_status): New function.
5889 (init_stmt_for_function): Clear last_expr_value.
5890 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5891 Conditionalize call to ggc_collect.
5892 (main): Call init_ggc.
5893 * tree.c (push_obstacks): Do the push, even when GC'ing.
5894 (push_obstacks_nochange): Likewise.
5895 (pop_obstacks): Liekwise.
5896 * varasm.c (free_varasm_status): Take decl as a parameter.
5898 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5900 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5901 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5902 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5903 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5905 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5907 * pa/x-pa-mpeix: New file for the MPE port.
5909 * pa/quadlib.asm: New file for long double support.
5911 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5912 * configure: Rebuilt.
5914 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5916 * final.c (shorten_branches): Fix last change.
5918 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5920 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5922 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5924 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5927 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5929 * c-aux-info.c (concat): Don't define.
5931 * cccp.c (my_strerror): Likewise. All callers changed to use
5933 (do_include): Call xstrdup, not xmalloc/strcpy.
5934 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5935 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5937 * collect2.c (my_strsignal): Likewise. All callers changed to use
5939 (locatelib): Call xstrdup, not xmalloc/strcpy.
5941 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5943 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5945 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5947 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5949 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5951 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5953 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5955 (find_all_handler_type_matches): Likewise. Don't check return
5957 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5958 xmalloc, not malloc.
5959 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5961 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5962 (init_spec): Call xcalloc, not xmalloc/bzero.
5963 (set_spec): Call xstrdup, not save_string.
5964 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5965 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5966 (process_command): Call xstrdup, not save_string.
5967 (main): Call xcalloc, not xmalloc/bzero.
5969 * gcov.c (xmalloc): Don't define.
5970 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5971 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5972 (output_data): Call xcalloc, not xmalloc/bzero.
5974 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5976 * mips-tdump.c (xmalloc): Don't define.
5977 (print_symbol): Call xmalloc, not malloc.
5978 (read_tfile): Call xcalloc, not calloc.
5980 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5981 Don't define. All callers of xfree/my_strsignal changed to use
5982 free/strsignal instead.
5983 (allocate_cluster): Call xcalloc, not calloc.
5985 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5986 Fix memory leak, free allocated memory.
5988 * prefix.c (translate_name): Call xstrdup, not save_string.
5989 (update_path): Likewise.
5991 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5993 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5994 Don't define. Callers of xfree/savestring2 changed to use
5995 free/concat instead.
5997 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5998 (init_elim_table): Likewise.
6000 * resource.c (init_resource_info): Likewise.
6002 * stupid.c (stupid_life_analysis): Likewise.
6004 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
6005 (open_dump_file): Call concat, not xmalloc/strcpy/...
6006 (clean_dump_file): Likewise.
6007 (compile_file): Call xstrdup, not xmalloc/strcpy.
6009 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
6011 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
6012 * v850.c (v850_va_arg): New.
6014 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6016 * haifa-sched.c: Tidy comments.
6018 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6020 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
6021 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
6022 $(out_object_file)): Depend on ggc.h.
6023 * c-common.c: Include "ggc.h".
6024 (combine_strings): If doing GC, use ggc_alloc_string.
6025 * c-decl.c: Include "ggc.h".
6026 (ggc_p): Define with value 0.
6027 (mark_binding_level): New function.
6028 (init_decl_processing): Add GC roots.
6029 (mark_c_function_context): New function.
6030 (lang_mark_false_label_stack): New function.
6031 (lang_mark_tree): New function.
6032 (lang_cleanup_tree): New function.
6033 * c-lang.c: Include "ggc.h".
6034 (lang_init): Call c_parse_init.
6035 * c-lex.c: Include "ggc.h".
6036 (check_linenum): If doing GC, don't copy filenames to permanent
6038 * c-parse.in: Include "ggc.h".
6039 (c_parse_init): New function.
6040 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
6041 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
6043 * except.c (mark_eh_state): Mark more state.
6044 * function.c (mark_function_state): Likewise.
6045 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
6046 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
6047 * toplev.c (mark_file_stack): New function.
6048 (compile_file): If doing GC, use ggc_alloc_string on input filename.
6049 (main): Add root for input_file_stack.
6051 * i386.c: Include "ggc.h".
6052 (ix86_mark_machine_status): New function.
6053 (override_options): Set mark_machine_status.
6055 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6057 * tree.c (copy_node): Copy node contents also if doing GC.
6059 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6061 * collect2.c (scan_libraries): Fix double-thinko :-).
6063 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
6065 * collect2.c (scan_libraries): Fix thinko.
6067 * cse.c (delete_trivially_dead_insns): Do not skip the last
6068 insn if it is a real insn.
6070 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
6072 * Makefile.in (ggc-simple.o): Depend on hash.h.
6073 * ggc.h (ggc_add_tree_hash_table_root): Declare.
6074 (ggc_mark_tree_varray): Likewise.
6075 (ggc_mark_tree_hash_table): Likewise.
6076 * ggc-simple.c: Include hash.h.
6077 (ggc_mark_tree_hash_table_ptr): New function.
6078 (ggc_mark_tree_hash_table_entry): Likewise.
6079 (ggc_mark_tree_hash_table): Likewise.
6080 (ggc_add_tree_hash_table_root): Likewise.
6081 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
6082 rtx, when defining fields.
6084 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6086 * profile.c (output_func_start_profiler): Remove apparently
6087 nonsensical call to start_sequence.
6089 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
6091 * clipper/clipper.c (clipper_va_start): Fix typos.
6093 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
6094 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
6095 (spur_va_arg): New stub.
6097 * configure.in: Comment out pyramid.
6099 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
6101 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
6102 don't conflict with the bits that win32, cygwin, and dgux
6105 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
6106 Bernd Schmidt <bernds@cygnus.co.uk>
6108 * integrate.c (function_cannot_inline_p): Do not inline
6109 functions with forced labels.
6111 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
6112 Bernd Schmidt <bernds@cygnus.co.uk>
6113 Mark Mitchell <mark@codesourcery.com>
6115 * Makefile.in (ggc-simple.o): Depend on varray.h.
6116 (rtl.o): Depend on ggc.h.
6117 (genattrtab.o): Depend on ggc.h.
6118 (print-tree.o): Likewise.
6119 (fold-const.o): Likewise.
6120 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
6121 (make_insn_raw): Don't cache insns when GC'ing.
6122 (emit_insn_before): Likewise.
6123 (emit_insn_after): Likewise.
6124 (emit_insn): Likewise.
6125 (start_sequence): Use xmalloc to allocate the sequence_stack.
6126 (end_sequence): Add free to free it.
6127 (gen_sequence): Don't cache insns when GC'ing.
6128 (clear_emit_caches): Don't use sequence_element_free_list.
6129 (init_emit): Use xcalloc, not xmalloc+bzero.
6130 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
6131 * function.c (pop_function_context_from): Use free to free the
6132 fixup_var_refs_queue.
6133 (put_reg_into_stack): Allocate it with xmalloc.
6134 * genattrtab.c: Include ggc.h.
6135 (operate_exp): Don't use obstack_free when GC'ing.
6136 (simplify_cond): Likewise.
6137 (simplify_text_exp): Likewise.
6138 (optimize_attrs): Likewise.
6139 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
6141 (gencode): Generate a #include for ggc.h.
6142 * ggc-callbacks.c (ggc_p): Define it to zero.
6143 * ggc-none.c (ggc_p): Likewise.
6144 * ggc-simple.c: Include varray.h.
6145 (ggc_mark_tree_varray): New function.
6146 (ggc_add_tree_varray_root): Likewise.
6147 (ggc_mark_tree_varray_ptr): Likewise.
6148 * ggc.h (ggc_p): Declare.
6149 (varray_head_tag): Likewise.
6150 (ggc_add_tree_varray_root): Declare.
6151 * print-tree.c (print_node): Don't check for TREE_PERMANENT
6152 inconsistencies when GC'ing.
6153 * rtl.c: Include ggc.h.
6154 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
6155 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
6156 (rtx_free): Don't call obstack_free when GC'ing.
6157 * toplev.c (rest_of_compilation): Call ggc_collect after every
6159 * tree.c (push_obstacks): Do nothing, if GC'ing.
6160 (pop_obstacks_nochange): Likewise.
6161 (pop_obstacks): Likewise.
6162 (make_node): Use ggc_alloc_tree when GC'ing.
6163 (copy_node): Likewise.
6164 (get_identifier): Use ggc_alloc_string when GC'ing.
6165 (build_string): Likewise.
6166 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
6167 (tree_cons): Likewise.
6169 (type_hash_canon): Don't call obstack_free when GC'ing.
6171 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
6173 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
6174 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
6176 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
6177 Bernd Schmidt <bernds@cygnus.co.uk>
6178 Mark Mitchell <mark@codesourcery.com>
6180 * Makefile.in (stor-layout.o): Depend on ggc.h.
6181 (expr.o): Depend on ggc.h.
6182 (profile.o): Depend on ggc.h.
6183 (stor-layout.o): Depend on ggc.h.
6184 * emit-rtl.c (init_emit_once): Add gc roots.
6185 * expr.c: Include ggc.h.
6186 (emit_block_move): Add gc roots.
6187 (clear_storage): Likewise.
6188 * expr.h (init_stor_layout_once): New function.
6189 * profile.c: Include ggc.h.
6190 (init_arc_profiler): profiler_label is a root.
6191 * scan.c (make_sstring_space): Trust xrealloc to function
6192 correctly with first parameter NULL.
6193 * stor-layout.c: Include ggc.h.
6194 (set_sizetype): Add gc root.
6195 (init_stor_layout_once): New function.
6196 * toplev.c (compile_file): Call it.
6198 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
6199 Bernd Schmidt <bernds@cygnus.co.uk>
6200 Mark Mitchell <mark@codesourcery.com>
6202 * Makefile.in (tree.o): Depend on ggc.h.
6203 (varasm.o): Likewise.
6204 (function.o): Likewise.
6206 (except.o): Likewise.
6207 (optabs.o): Likewise.
6208 (emit-rtl.o): Likewise.
6209 * emit-rtl.c: Include ggc.h.
6210 (sequence_element_free_list): Remove, and all references.
6211 (mark_sequence): New functions.
6212 (mark_emit_state): New function.
6213 * except.c: Include ggc.h.
6214 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
6215 (mark_tree_label_node): New functions.
6216 (mark_eh_state): New function.
6217 * function.c: Include ggc.h.
6218 (mark_temp_slot, mark_function_chain): New functions.
6219 (mark_function_state): New function.
6220 (init_function_once): New function.
6221 * function.h (init_function_once): New function.
6222 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
6223 * ggc.h (label_node): Declare.
6224 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
6225 (lang_mark_false_label_stack): New function.
6226 (mark_temp_slot): Remove declaration.
6227 (mark_function_chain): Likewise.
6228 (mark_eh_state): Adjust prototype.
6229 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
6231 * optabs.c: Include ggc.h.
6232 (mark_optab): New function.
6233 (init_optabs): Add gc roots.
6234 * stmt.c: Include ggc.h.
6235 (mark_cond_nesting, mark_loop_nesting): New functions.
6236 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
6237 (mark_stmt_state): New function.
6238 * toplev.c (compile_file): Call init_function_once.
6239 * tree.c: Include ggc.h.
6240 (type_hash): Move declaration earlier in file.
6241 (TYPE_HASH_SIZE, type_hash_table): Likewise.
6242 (init_obstacks): Add gc roots.
6243 (mark_type_hash): New function.
6244 * varasm.c: Include ggc.h.
6245 (mark_pool_constant): New function.
6246 (mark_varasm_state): New function.
6248 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6250 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
6252 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6254 * c-decl.c (struct language_function): Renamed from struct c_function.
6256 (c_function_chain): Delete.
6257 (push_c_function_context): New arg F. Don't warn about nested
6258 functions here. Fill LANGUAGE elt of F. Delete code to update
6259 c_function_chain. Don't call push_function_context.
6260 (pop_c_function_context): New arg F. Restore from there instead of
6261 from c_function_chain. Don't call pop_function_context. Clear out
6262 LANGUAGE field of F when done.
6263 * c-lang.c: Include "function.h"
6264 (lang_init): Initialize save_lang_status and restore_lang_status.
6265 * c-parse.in (nested_function, nested_function_notype): Warn about
6266 nested functions. Call push_function_context/pop_function_context
6267 instead of the _c_ variants.
6268 * c-tree.h (push_c_function_context, pop_c_function_context): Update
6270 * Makefile.in (c-lang.o): Update dependencies.
6272 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
6273 regno_pointer_flag, regno_pointer_align.
6274 (gen_reg_rtx): Use xrealloc to enlarge them.
6275 (free_emit_status): New function.
6276 * function.c (mark_machine_status, mark_lang_status): New variables.
6277 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
6278 in some bits from assign_stack_local. All callers changed to use new
6280 (assign_stack_local): Just call assign_stack_local_1.
6281 (free_after_compilation): New function.
6282 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
6283 (trampoline_address): Likewise.
6284 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
6285 (prepare_function_start): Explicitly clear some more variables.
6286 * function.h (struct function): New elt can_garbage_collect.
6287 (mark_machine_status, mark_lang_status): Declare variables.
6288 (free_after_compilation, free_emit_status, free_varasm_status,
6289 init_varasm_status): Declare functions.
6290 * toplev.c (rest_of_compilation): Call free_after_compilation when
6291 done with the current function.
6292 * varasm.c (free_varasm_status): New function.
6294 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
6296 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
6297 (EXPAND_BUILTIN_VA_ARG): Define.
6298 * sparc.c (sparc_va_start): New.
6299 (sparc_va_arg): New.
6301 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6303 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
6305 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6307 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
6309 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
6311 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
6313 (ggc-callbacks.o): New target.
6314 * ggc-callbacks.c: New file.
6316 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6318 * expr.h: Collapse individual optab and libfunc vars to arrays.
6319 (optab_index, libfunc_index): New enumerations.
6320 (optab_table, libfunc_table): New arrays.
6321 Add accessor macros for both.
6323 * optabs.c (optab_table, libfunc_table): New.
6324 Delete declarations for individual optab and libfunc vars.
6326 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6328 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6330 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6332 * Makefile.in (GGC, GGC_LIB): New.
6333 (HOST_RTL): Include ggc-none.o.
6334 (ggc-simple.o): New target.
6335 (ggc-none.o): Likewise.
6336 * tree.h (tree_common): Add gc_mark.
6337 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6338 (struct rtvec_def): Add gc_mark.
6339 * emit-rtl.c (global_rtl): Update static initializers to contain
6340 enough initializers.
6341 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6342 * toplev.c (gc_time): New variable.
6343 (all_time): New variable.
6344 (compile_file): Print gc time.
6345 (print_time): Calculate percentage of the whole.
6347 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6349 Change obstack memory management and varasm constant pool handling so
6350 that nested functions are treated like any other functions.
6351 * function.c (init_machine_status): New variable.
6352 (push_function_context_to): Set contains_functions for the outer
6353 function. Don't call save_varasm_status.
6354 (pop_function_context_from): Don't call restore_varasm_status. Don't
6355 set current_function_contains_functions.
6356 (prepare_function_start): Call init_varasm_status rather than
6357 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6359 * function.h (struct function) Add field varasm. Delete fields
6360 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6361 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6362 (init_machine_status): Declare.
6363 (save_varasm_status, restore_varasm_status): Delete declarations.
6364 (save_tree_status, restore_tree_status): Delete last argument.
6365 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6366 code. All callers changed.
6367 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6368 save_constants_in_decl_trees, restore_constants, save_constants,
6369 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6371 (inlining): New variable.
6372 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6373 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6375 (save_for_inline_nocopy): Don't save constants.
6376 Don't set inl_emit field in current_function.
6377 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6378 function. Set new variable inlining before
6379 calling copy_rtx_and_substitute.
6380 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6381 constant pool references if inlining is nonzero.
6382 Delete ADDRESS and (most of the) CONST cases.
6383 (output_inline_function): Save and restore current_function/
6384 current_function_decl. Delete restore_constants code. Don't call
6385 init_const_rtx_hash_table.
6386 * output.h (init_const_rtx_hash_table): Don't declare.
6387 * rtl.h (struct function): Declare.
6388 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6389 * toplev.c (rest_of_compilation): Don't treat nested functions or
6390 functions containing them specially. Delete all code to deal with
6391 save_for_inline_copying.
6392 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6393 inline_obstacks): Delete variables.
6394 (save_tree_status): Lose arg CONTEXT. All callers changed.
6395 Simply allocate a new function_maybepermanent_obstack for the new
6396 function, delete all the special cases.
6397 Don't save inline_obstacks.
6398 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6399 Delete special handling for function_maybepermanent_obstack; simply
6401 Don't restore inline_obstacks.
6402 (permanent_allocation): Delete code that frees inline_obstacks.
6403 (print_inline_obstack_statistics): Delete function.
6404 (dump_tree_statistics): Don't call it.
6405 * varasm.c (struct varasm_status): New.
6406 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6407 last_pool, pool_offset, const_double_chain): Delete global
6408 variables, replace with accessor macros.
6409 (immed_double_const): Don't walk const_double_chain outside a
6410 function, but don't treat nested functions specially anymore.
6411 (immed_real_const_1): Likewise.
6412 (clear_const_double_mem): Don't treat nested functions specially.
6413 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6414 (save_varasm_status, restore_varasm_status): Delete functions.
6415 (init_varasm_status): New function.
6416 (force_const_mem): Don't treat nested functions specially.
6417 (find_pool_constant): Accept new arg F, search for constants in
6418 that function's pool rather than the current one. All callers
6420 (get_pool_constant_for_function, get_pool_mode_for_function): New
6423 * i386.c (init_386_machine_status): New function, mostly from
6424 clear_386_stack_locals.
6425 (struct machine_functions): Rename element names to avoid name
6427 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6428 macros, replacing global variables.
6429 (clear_386_stack_locals, save_386_machine_status,
6430 restore_386_machine_status): Delete functions.
6431 (override_options): Initialize init_machine_status.
6432 * i386.h (INIT_EXPANDERS): Delete macro.
6433 (save_386_machine_status, restore_386_machine_status,
6434 clear_386_stack_locals): Delete declarations.
6436 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6438 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6439 (doloop_begin): Simplify pattern and use emit_jump_insn.
6440 (doloop_end): Simplify pattern, switch operand order,
6441 and use emit_jump_insn.
6443 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6445 * function.h (struct function): Add new element LANGUAGE.
6446 (save_lang_status): Declare new variable.
6447 (restore_lang_status): Likewise.
6448 * function.c (save_lang_status): Define.
6449 (restore_lang_status): Likewise.
6450 (push_function_context_to): Call language-specific save function.
6451 (pop_function_context_from): Call language-specific restore function.
6453 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6455 * i386.md (movsf_1): Check REG_P before use of REGNO.
6456 (movdf_1): Likewise.
6457 (movxf_1): Likewise.
6458 (extendsfdf2): Likewise.
6459 (extendsfxf2): Likewise.
6460 (extenddfxf2): Likewise.
6462 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6464 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6465 constants into memory.
6466 (c4x_shiftable_constant): New function.
6467 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6468 (c4x_shiftable_constant): Declare.
6469 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6470 ashlqi3_noclobber): Add new patterns and associated splitters.
6472 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6474 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6475 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6476 * final.c (shorten_branches): Likewise.
6477 * global.c (global_alloc): Likewise.
6478 * haifa-sched.c (build_control_flow): Likewise.
6479 * stmt.c (check_for_full_enumeration_handling): Likewise.
6480 (estimate_case_costs): Likewise.
6482 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6484 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6486 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6488 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6489 (recompute_reg_usage): Likewise.
6490 * rtlanal.c (find_regno_fusage): Likewise.
6492 * rtl.c (rtl_check_failed_code1): New function.
6493 (rtl_check_failed_code2): New.
6494 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6495 (RTL_CHECKC1, RTL_CHECKC2): New.
6496 (XC*): New accessor macros.
6497 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6498 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6499 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6500 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6501 (TRAP_*, RANGE_INFO_*): Likewise.
6503 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6505 * Makefile.in (tlink.o): Don't depend on toplev.h.
6507 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6508 output_file, nm_file_name, ldd_file_name, strip_file_name,
6509 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6510 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6511 fork_execute, maybe_unlink, add_to_list,
6512 extract_init_priority, write_list, dump_list,
6513 dump_prefix_list, write_list_with_asm, write_c_file,
6514 write_c_file_stat, write_c_file_glob, scan_prog_file,
6515 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6516 ignore_library, extract_string, notice, dump_file, target_machine,
6517 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6518 read_file, print_load_command): Constify a char*.
6519 (fdopen, error, fatal, fatal_perror): Don't prototype.
6520 (my_strerror): Remove. All callers use xstrerror instead.
6521 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6522 (main): Add prototype. Constify lots of char* ptrs. Change calls
6523 to xcalloc/strcpy/strcat/... to one call to concat.
6524 (main, scan_prog_file, scan_libraries): Use an intermediate
6525 `const char **' to build an argv array.
6526 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6528 * collect2.h (collect_execute, collect_wait, dump_file,
6529 file_exists): Constify a char*.
6530 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6531 temporary_firstobj, vflag, debug): Add extern declarations.
6532 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6534 * tlink.c: Don't include toplev.h.
6535 (vflag, debug, ldout, c_file_name, temporary_obstack,
6536 permanent_obstack, temporary_firstobj): Don't declare.
6537 (tlink_execute, frob_extension, symbol_hash_lookup,
6538 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6539 recompile_files, read_repo_files, demangle_new_symbols,
6540 scan_linker_output): Constify a char*.
6541 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6542 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6544 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6546 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6547 (relative) rather than jsr (absolute) subroutine call insns.
6548 * config/m68k/m68k-coff.h: Ditto.
6550 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6552 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6553 now rework these too.
6554 (arm_reorg): If an insn can't reach the end of the current pool,
6555 ensure that we emit that pool before the insn.
6557 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6559 * tlink.c (scan_linker_output): Skip the initial underscore in
6560 a mangled name if appropriate.
6562 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6564 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6565 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6566 error_with_ivar, gen_declarator, create_builtin_decl,
6567 my_build_string, generate_descriptor_table, generate_ivars_list,
6568 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6569 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6570 dump_base_name, lang_decode_option, build_encode_expr,
6571 start_class, finish_class, encode_pointer, really_start_method,
6572 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6574 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6575 Add static prototypes.
6576 (build_objc_string_decl, build_selector_reference_decl,
6577 encode_bitfield, build_class_reference_decl): Remove unused
6578 parameter, all callers changed.
6579 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6580 (objc_printable_name): Likewise. Change second parameter to type int.
6581 (init_objc): Use memcpy, not bcopy, to avoid casts.
6583 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6585 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6586 reg notes on a deleted insn.
6587 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6589 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6591 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6593 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6595 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6598 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6600 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6601 * tm.texi (MD_ASM_CLOBBERS): Document it.
6603 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6605 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6606 * except.c (expand_rethrow): Remove unused variable.
6607 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6608 * flow.c (replace_insns): Likewise.
6609 (create_edge_list, verify_edge_list): Likewise.
6610 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6612 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6613 is special code to run.
6614 (main): Don't define operands to emit_operand.
6615 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6617 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6619 * alpha/alpha.h (normal_memory_operand): Declare.
6620 (reg_no_subreg_operand): Declare.
6621 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6623 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6625 * c-parse.in (compstmt_primary_start): New, broken out of first
6626 part of compstmt handling in primary.
6627 (primary): Use it. Add an error clause.
6628 (compstmt_nostart): Renamed from compstmt; remove all
6629 initial invocations of compstmt_start.
6632 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6634 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6637 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6639 * combine.c (simplify_shift_const): Remove extra semicolon.
6640 * dwarf2out.c (remove_AT): Likewise.
6641 * expmed.c (expand_mult): Likewise.
6642 * gcov.c (create_program_flow_graph): Likewise.
6643 * reorg.c (mostly_true_jump): Likewise.
6645 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6647 * fold-const.c (fold_range_test): Do not try to fold the range
6648 test if the rhs or lhs has side effects.
6650 * combine.c (simplify_rtx): Recognize another case of a synthesized
6653 * varasm.c (mark_constant_pool): When marking indirect references,
6654 only look at SYMBOL_REFs.
6656 * except.c (expand_fixup_region_end): Do not peek at
6657 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6659 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6661 * flags.h: New variables align_loops, align_loops_log,
6662 align_jumps, align_jumps_log, align_labels, align_labels_log,
6663 align_functions, align_functions_log.
6664 * toplev.c: Define them.
6665 (f_options): Handle -falign-* when they have no argument.
6666 (main): Add logic to set variables for -falign-functions,
6667 -falign-jumps, -falign-labels, -falign-loops.
6668 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6669 (display_help): Change help to match options.
6670 * final.c (LABEL_ALIGN): Default to align_labels_log.
6671 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6672 (LOOP_ALIGN): Default to align_loops_log.
6673 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6674 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6675 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6676 * varasm.c (assemble_start_function): Handle align_functions.
6678 * config/sparc/sparc.h: Don't declare sparc_align_*.
6679 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6680 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6682 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6684 * config/sparc/sparc.c: Delete sparc_align_loops,
6685 sparc_align_jumps, sparc_align_funcs and the corresponding string
6687 (sparc_override_options): Default align_functions on ultrasparc.
6688 Delete -malign-* handling.
6690 * config/mips/mips.c (override_options): On 64-bit targets,
6691 try to align code to 64-bit boundaries.
6692 (print_operand): New substitution, %~,
6693 which aligns labels to align_labels_log.
6694 * config/mips/mips.md (div_trap_normal): Use %~.
6695 (div_trap_mips16): Likewise.
6700 (ashldi3_internal): Likewise.
6701 (ashrdi3_internal): Likewise.
6702 (lshrdi3_internal): Likewise.
6703 (casesi_internal): Likewise.
6705 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6707 Merge new ia32 backend from the branch!
6709 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6710 See ChangeLog.P2 on new_ia32_branch for details.
6712 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6713 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6714 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6715 * i386/gas.h (ASM_FILE_START): Define.
6716 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6717 for name change of ix86_valid_decl_attribute_p.
6718 (i386_pe_valid_type_attribute_p): Similarly.
6720 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6722 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6723 to step through CC modes.
6725 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6727 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6728 it would end up in the shadow of a live flags regsiter.
6730 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6732 * reload1.c: Fix many indentation problems.
6733 * reload.c: Likewise.
6735 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6737 * alias.c (non_local_reference_p): Constify fmt.
6739 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6741 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6743 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6745 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6746 the internal_arg_pointer.
6748 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6750 Merge peephole2 from new_ia32_branch:
6751 * Makefile.in (STAGESTUFF): Add *.peephole2.
6752 (mostlyclean): Likewise.
6753 (recog.o): Depend on resource.h.
6755 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6756 (final_scan_insn): Likewise for the invocation of peephole.
6757 * genconfig.c (main): Look for peephole and peephole2 patterns.
6758 Emit HAVE_peephole* accordingly.
6759 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6760 * flags.h (flag_peephole2): Declare.
6761 * toplev.c: New pass peephole2. New flag -fpeephole2.
6763 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6764 * gencodes.c (main): Likewise.
6765 * genextract.c (main): Likewise.
6766 * genoutput.c (main): Likewise.
6767 * genemit.c (max_operand_1): Look for the max scratch operand.
6768 (gen_rtx_scratch): New.
6769 (gen_exp): Use it, and pass on new arg subroutine_type.
6770 (gen_expand): Take max scratch into account.
6771 (gen_split): Emit peephole2 functions.
6772 (output_peephole2_scratch): New.
6773 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6774 * genrecog.c (routine_type): Add PEEPHOLE2.
6776 (make_insn_sequence): Match outer parallel for peep2. Discard
6777 top level scratches and dups.
6778 (add_to_sequence): New args insn_type and top. Update all callers.
6779 Handle toplevel peep2 matching insns.
6780 (write_subroutine): Handle peep2.
6781 (write_tree_1): Likewise.
6782 (write_tree): Likewise.
6784 (change_state): New arg afterward. Update all callers.
6785 Handle matching separate insns.
6786 * recog.c (recog_next_insn): New.
6787 (peephole2_optimize): New.
6788 * rtl.def (DEFINE_PEEPHOLE2): New.
6789 * resource.c (find_free_register): New argument last_insn. Use it
6790 to find a register available through the entire span.
6791 * resource.h (find_free_register): Update prototype.
6793 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6795 * i386.c (output_strlen_unroll): Don't write xops[7]
6796 label if it wasn't set.
6798 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6800 * cpplib.c (struct directive): Const-ify name pointer and
6801 function pointer prototype.
6802 (validate_else, do_define, do_line, do_include, do_undef,
6803 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6804 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6805 do_warning): Const-ify second arg.
6806 (directive_table): Mark const. Reorder entries by frequency
6807 of usage, record statistics.
6809 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6811 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6812 bounds- check RTL accesses if --enable-checking.
6813 (RTVEC_ELT): Bounds check if --enable-checking.
6814 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6815 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6816 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6818 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6819 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6821 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6822 (NOTE_SOURCE_FILE): Use X0STR.
6823 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6824 MEM_ALIAS_SET): Use X0INT.
6825 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6826 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6828 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6829 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6830 (rtl_check_failed_bounds, rtl_check_failed_type1,
6831 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6833 (fancy_abort): Fix comment.
6835 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6836 (cse_insn): Decrement LABEL_NUSES for jump target before
6838 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6839 * final.c (alter_subreg): Compute regno before changing x to
6840 REG; set REGNO(x) after changing it.
6841 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6842 notes containing CONST_INTs.
6843 (delete_eh_regions): Use NOTE_EH_HANDLER.
6844 * function.c (put_reg_into_stack): Make reg a MEM before
6846 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6848 (gen_mem_addressof): Make reg a MEM before initializing it.
6849 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6851 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6852 deleting an insn, not after.
6853 (block_alloc): Only look at PATTERN(insn) if we have to, and
6854 only if it's format class 'i'.
6855 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6856 CONST_INT before using its INTVAL.
6857 * print-rtl.c (print_rtx): Use X0STR.
6858 * regmove.c (fixup_match_1): Don't look at PATTERN of
6859 non-class-'i' insn chain elements.
6860 * reload.c (loc_mentioned_in_p): Take address of
6861 in->fld[1].rtx directly.
6862 * reload1.c (reload): Change reg to a MEM before initializing
6864 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6866 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6868 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6870 * config/mips/mips.c (machine_dependent_reorg): Force a
6871 barrier to output the local constant pool if a barrier hasn't
6872 been found at a natural point in the instruction stream.
6874 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6876 * c-parse.in (language_string): Constify.
6878 * dwarf2out.c (language_string): Remove declaration.
6880 * dwarfout.c (language_string): Likewise.
6882 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6884 * tree.h (language_string, init_parse, finish_parse): Declare.
6886 * i386/sun386.h (language_string): Remove declaration.
6888 * mips.h (language_string): Likewise.
6890 * nextstep.h (language_string): Likewise.
6892 * nextstep21.h (language_string): Likewise.
6894 * rs6000.c (language_string): Likewise.
6896 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6898 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6899 (getpwd.o): Remove target.
6901 * getpwd.c: Delete file. Its in libiberty now.
6903 * dbxout.c (getpwd): Don't prototype.
6904 * dwarf2out.c (getpwd): Likewise
6905 * dwarfout.c (getpwd): Likewise
6906 * final.c (getpwd): Likewise.
6907 * protoize.c (getpwd): Likewise.
6909 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6911 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6913 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6915 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6918 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6920 * fixinc/Makefile.in (subdir): New.
6921 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6924 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6926 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6927 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6930 * invoke.texi: Fix typo.
6932 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6933 changed. Handle autoincrement addressing modes.
6935 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6936 just like we would the virtual incoming args register when
6939 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6941 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6942 path, in .file directive.
6944 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6946 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6949 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6951 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6954 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6956 * tree.c (tree_code_name): Constify a char*.
6958 * tree.h (tree_code_name, decl_printable_name): Likewise.
6960 * function.h (struct function): Likewise.
6962 * toplev.c (decl_name, decl_printable_name): Likewise.
6964 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6966 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6967 (init_objc): Remove function pointer cast.
6969 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6971 * pa.md (interspace_jump): New pattern.
6972 (builtin_longjmp): New expander.
6974 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6976 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6977 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6978 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6980 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6982 * jump.c (delete_prior_computation): Also check calls
6983 to constant functions. Don't bother checking for a
6984 REG_UNUSED note before adding it.
6985 (delete_computation): Handle multi-word hard registers
6986 when synthesizing missing REG_DEAD notes for a register
6987 which is both set and used by an insn.
6989 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6991 * loop.c (this_loop_info): New variable.
6992 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6993 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6995 (prescan_loop, strength_reduce): New argument loop_info. All callers
6997 (scan_loop): New variable loop_info, initialise to address of
6999 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
7000 Delete variable loop_has_multiple_exit targets and replace with
7001 field in this_loop_info.
7002 (find_and_verify_loops): Rename this_loop to this_loop_num.
7003 (strength_reduce): Delete loop_iteration_info. Replace variable
7004 loop_info with function argument of same name.
7005 (insert_bct): Rework test for loop being completely unrolled.
7007 * loop.h (struct loop_info): New fields num, loops_enclosed,
7008 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
7009 has_indirect_jump, and cont. Redefine use of unroll_number.
7010 (loop_unroll_number): Delete.
7012 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
7014 (loop_iterations): Delete variable vtop and instead use
7015 loop_info->vtop computed in prescan_loop.
7017 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
7019 * fix-header.c (main): Do not pass a null pointer to strcmp.
7021 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
7023 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
7025 * configure: Rebuilt.
7027 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
7029 * jump.c (jump_optimize_1): Do not delete assignments to
7030 internal_arg_pointer.
7031 * cse.c (delete_trivially_dead_insns): Always consider a set of
7032 the internal_arg_pointer live.
7034 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
7036 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
7037 (update_life_info) [REG_WAS_0]: Search the original insns rather
7038 than the new insns for the note. Fix typos finding note_dest.
7039 If no dest found, discard the note rather than abort.
7040 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
7041 (replace_insns): Remove the old insn list after update_life_info
7044 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
7046 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
7048 (sched_analyze_1): Let add_dependence care for not adding dups.
7049 (sched_analyze_2): Likewise.
7050 (add_branch_dependences): Likewise.
7052 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
7054 * i386/winnt.c (export_list): New type.
7055 (exports_head): Rename to
7056 (export_head): this.
7057 (i386_pe_record_exported_symbol): Add is_data flag.
7058 (i386_pe_asm_file_end): Emit directive for exported variables.
7059 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
7061 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
7062 (ASM_DECLARE_OBJECT_NAME): Likewise.
7063 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7064 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7066 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
7068 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
7070 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
7073 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
7075 * config/openbsd.h: Define SET_ASM_OP.
7076 * tm.texi: cross-reference SET_ASM_OP in the index.
7078 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
7080 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
7081 for a CONST_DOUBLE, at compile time. Initialize rtx_length
7082 and class_narrowest_mode at compile time. Kill init_rtl.
7083 Mark rtx_length, mode_class, mode_size, mode_unit_size,
7084 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
7085 rtx_format as const. Kill all references to EXTRA_CC_MODES or
7087 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
7089 * rtl.h: Declare rtx_length and rtx_format as const.
7090 * machmode.def: Define CC(). Use CC() to define CCmode. If
7091 EXTRA_CC_MODES is defined, expand it here.
7092 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
7093 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
7094 const. Kill all references to EXTRA_CC_MODES.
7096 * toplev.c: Don't prototype or call init_rtl.
7097 * optabs.c: Don't call init_mov_optab.
7098 * genemit.c: Don't generate init_mov_optab. Don't call
7100 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
7102 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
7103 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
7104 genrecog.c: Don't call init_rtl.
7106 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
7107 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
7108 definition of EXTRA_CC_MODES.
7110 * md.texi: Kill ref to EXTRA_CC_NAMES.
7111 * tm.texi: Document new way to define EXTRA_CC_MODES.
7113 * genrecog.c: Do not look up the name of a define_split.
7116 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
7118 * config/v850/v850.md: Fix typo introduced by previous delta.
7120 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7122 * gcc.c (fatal): Make definition static to match prototype.
7124 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7126 * combine.c (get_last_value): Don't look for earlier sets if the last
7127 known set is somewhere in between the insns being combined.
7129 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
7131 * configure.in: Don't use shell ! to negate exit codes
7132 * configure: Regenerate
7134 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
7136 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
7137 the fact that ALIGN is measured in bits, not bytes.
7139 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
7141 * errors.c: New file; defines functions error, warning, and
7142 fatal, variables have_error and progname.
7143 * errors.h: New file; prototypes and decls for stuff in errors.c.
7145 * Makefile: Add rules to build errors.o and
7146 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
7147 genopinit, genrecog, genextract, genpeep, genattr, and
7148 genoutput with errors.o. Add errors.h to deps of genconfig.o,
7149 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
7150 genpeep.o, genattr.o, and genoutput.o.
7152 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
7153 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
7154 define or prototype fatal. Set progname at beginning of main.
7155 * genoutput.c: Likewise, and don't define or prototype error
7158 * c-typeck.c (c_expand_start_case): Return immediately if exp
7160 * fold-const.c (operand_equal_p): Return immediately if arg1
7161 or arg0 are ERROR_MARKs.
7162 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
7163 fields of type ERROR_MARK when calculating if the record can
7166 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
7167 with much help from Jeffrey A Law and Richard Henderson
7169 * i386.md: In the 6 insns which call output_fix_trunc,
7170 earlyclobber operands[0].
7172 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
7174 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
7175 creating new registers.
7177 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
7179 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
7180 i386_reg_alloc_order, i386_regparm_string,
7181 i386_align_loops_string, i386_align_jumps_string,
7182 i386_align_funcs_string, i386_preferred_stack_boundary_string,
7183 and i386_branch_cost_string as type "const char *".
7184 * i386.c: Define all above strings as type "const char *".
7186 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
7188 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
7189 when emitting alignment padding. Emit padding byte of 0 instead of 4.
7191 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7193 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
7194 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
7196 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
7198 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
7199 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
7200 (dwarf2out_line, dwarf2out_finish): Likewise.
7201 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
7203 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
7205 * tree.c (lang_unsave_expr_now) : Correct return type.
7206 * tree.h (lang_unsave_expr_now) : Same.
7208 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
7210 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
7211 instead of duplicating code.
7213 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7215 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
7217 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
7219 * tree.h: fancy_abort always takes three args.
7220 * resource.c: Move include of system.h before toplev.h.
7222 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
7224 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
7227 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
7229 * system.h: Don't redefine abort or trim_filename.
7230 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
7231 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
7232 whether or not __FUNCTION__ is available.
7233 * tree.h: Duplicate rtl.h's definition of abort, for files
7234 that don't include rtl.h. Delete all code to perform type
7235 checking with a compiler other than GCC.
7236 * varray.h: Delete all code to perform type checking with a
7237 compiler other than GCC. Make VARRAY_CHECK() always evaluate
7238 its arguments exactly once, using a statement expression.
7239 Adjust the VARRAY_<type> accessor macros to match.
7240 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
7241 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
7242 caller's location. Define fatal_insn and fatal_insn_not_found
7243 as macros that use _fatal_insn and _fatal_insn_not_found.
7244 (fancy_abort, trim_filename): Kill prototypes.
7246 * rtl.c (trim_filename): Move here from toplev.c.
7247 (fancy_abort): New function.
7248 (DIR_SEPARATOR): Provide default definition.
7249 * tree.c (tree_check_failed, tree_class_check_failed): Go
7250 through fancy_abort.
7251 (tree_check, tree_class_check, cst_or_constructor_check,
7252 expr_check): Delete.
7253 * varray.c (varray_check_failed): New function.
7254 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
7255 _fatal_insn and _fatal_insn_not_found. Go through
7257 (trim_filename, fancy_abort): Delete.
7259 * builtins.c (expand_builtin_args_info): Report ICE with abort.
7260 * except.c (start_catch_handler): Report ICE with error/abort
7262 * final.c (output_operand_lossage): Likewise.
7263 * flow.c (verify_flow_info): Likewise.
7265 * gcc.c: Prototype fatal.
7266 * gengenrtl.c: Undef abort after including rtl.h not system.h.
7267 * genattr.c, genattrtab.c, genemit.c, genextract.c,
7268 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
7269 Don't define fancy_abort.
7271 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
7273 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
7276 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
7278 * m88k.h (VERSION_INFO2): Kill.
7279 (VERSION_STRING): Kill.
7281 (VERSION_INFO1): Tidy.
7282 (TARGET_VERSION): Update.
7283 * m88k/dgux.h (VERSION_INFO2): Kill.
7284 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
7285 * m88k/luna.h (VERSION_INFO1): Tidy.
7286 * m88k/sysv4.h (VERSION_INFO1): Likewise.
7287 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
7288 (output_file_start): Adjust for death of VERSION_STRING.
7290 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
7292 * cpplib.c (detect_if_not_defined): New function.
7293 (do_if): Use it to detect potential once-only headers.
7295 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
7297 * c-common.c (combine_strings): Always set TREE_CONSTANT.
7299 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7301 * combine.c (nonzero_bits) : Allow single-ly set registers to be
7302 anywere in the function only if they are pseudos and set before
7303 being used (not live at the start of the function).
7304 (num_sign_bit_copies) : Same.
7305 (get_last_value_validate) : Same.
7306 (get_last_value) : Same.
7308 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
7310 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
7311 where N and M are constant and N is an integer multiple of M.
7313 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7315 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
7316 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7317 sbitmap_union_of_preds): Add prototypes.
7318 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
7319 the intersection of successors with the new flow graph structures.
7320 (sbitmap_intersection_of_preds): New function to compute the
7321 intersection of predecessors with the new flow graph structures.
7322 (sbitmap_union_of_succs): New function to compute the union of
7323 successors with the new flow graph structures.
7324 (sbitmap_union_of_preds): New function to compute the union of
7325 predecessors with the new flow graph structures.
7326 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7327 (expr_reaches_here_p): Use edge and basic_block structures instead
7328 of s_preds and s_succs.
7329 (compute_cprop_avinout): Use new sbitmap routines.
7330 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7331 of s_preds and s_succs.
7332 * flow.c (compute_flow_dominators): Compute dominators using
7333 edges and basic blocks instead of s_preds and s_succs.
7335 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7337 * lists.c (unused_insn_list, unused_expr_list): New file for
7338 maintaining various types of lists. New statics for maintaining a
7339 cache of available INSN_LIST and EXPR_LIST nodes.
7340 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7341 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7342 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7343 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7344 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7345 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7346 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7347 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7348 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7349 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7350 (remove_dependence, free_pending_lists): Use new global routines.
7351 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7352 (sched_analyze, compute_block_backward_dependences): Use new routines.
7353 (sched_analyze_1, sched_analyze_2): Use new routines.
7354 (schedule_insns): Use new global routines.
7355 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7357 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7358 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7360 * toplev.c (rest_of_compilation): Initialize node cache.
7361 * Makefile.in (OBJS): Add lists.o to list of object files.
7362 (lists.o): Add dependancies.
7364 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7366 * config/v850/v850.md: Fix compile time warning messages.
7367 * config/v850/v850.c: Fix compile time warning messages.
7368 * config/v850/v850.h: Fix compile time warning messages.
7370 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7372 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7373 Remove unused prototype for `init_lengths'.
7375 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7377 * calls.c (emit_call_1): Mark parameter `stack_size' with
7379 (expand_call): Initialize variable `insn'.
7380 (emit_library_call): Likewise for variable `high_to_save'.
7381 (emit_library_call_value): Likewise.
7382 (store_one_arg): Likewise for variables `lower_bound' and
7385 * combine.c (try_combine): Likewise for variables `i2_code_number'
7386 and `other_code_number'.
7387 (find_split_point): Likewise for variables `pos', `unsignedp' and
7389 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7390 (simplify_and_const_int): Remove unused variable `width'.
7391 (merge_outer_ops): Likewise.
7393 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7394 HOST_WIDE_INT' when comparing against one.
7395 (simplify_relational_operation): Likewise.
7396 (cse_insn): Initialize variables `src_eqv_volatile',
7397 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7399 * final.c (init_final): Constify parameter `filename'.
7400 (final_start_function): Mark parameter `optimize' with
7402 (profile_function): Likewise for parameters `first' and `optimize'.
7403 (output_source_line): Likewise for parameter `file'.
7405 * integrate.c (subst_constants): Cast a value to `size_t' when
7406 comparing against one.
7407 (mark_stores): Initialize variable `mode'. Cast a value to
7408 `size_t' when comparing against one.
7410 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7412 * loop.c (move_movables): Initialize variable `first'.
7413 (strength_reduce): Likewise for variable `increment'.
7414 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7415 value to `size_t' when comparing against one.
7416 (load_mems): Initialize variable `end_label'.
7418 * output.h (init_final): Constify parameter.
7420 * reload.c (decompose): Initialize variable `base'.
7422 * reload1.c (reload): Likewise for variable `is_scalar'.
7423 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7424 (choose_reload_regs): Initialize variable `mode'.
7425 (emit_reload_insns): Likewise for variable `store_insn'.
7426 (reload_cse_noop_set_p): Mark parameter `insn' with
7428 (reload_combine): Initialize variable `set'.
7430 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7431 (copy_loop_body): Cast a value to `size_t' when comparing against
7434 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7435 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7436 (remove_from_pending_weak_list): Mark parameter `name' with
7439 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7441 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7444 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7446 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7447 (ASM_DECLARE_FUNCTION_NAME): Define.
7448 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7449 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7450 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7451 not already defined.
7453 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7455 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7456 of n_popped when call/call_value are not defined.
7458 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7460 * tm.texi: GNU CC -> GCC conversion.
7461 (CC1_SPEC): Indicate it is used for all language front ends.
7463 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7465 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7466 NOTE_INSN_EH_REGION_END correctly.
7468 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7469 Jeff Law <law@cygnus.com>
7471 * loop.c (strength_reduce): Automatically unroll loops if the
7472 unrolled loop size is smaller than the rolled loop size.
7474 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7475 and delete comment that code should be rewritten.
7477 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7479 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7482 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7484 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7486 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7487 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7488 (LINK_SPEC): Add -u _main when building executables.
7489 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7490 (ASM_FILE_END): Use the default for ix86-pe.
7491 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7493 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7495 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7496 and ASM_CLOSE_PAREN are empty strings.
7498 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7499 Geoffrey Keating <geoffk@cygnus.com>
7501 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7502 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7503 (unprotoize.o): Ditto.
7504 (test-protoize-simple): Don't define STD_PROTO_DIR.
7505 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7506 changes to make 'test-protoize-simple' pass.
7507 (STD_PROTO_DIR): Remove define.
7508 (STANDARD_EXEC_PREFIX): Supply default define.
7509 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7510 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7511 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7512 (GET_ENV_PATH_LIST): New macro.
7513 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7514 (do_processing): Initialize default_syscalls_dir using new
7515 macros. Use it to initialize syscalls_absolute_filename.
7517 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7519 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7520 B into a register before emit_conditional_move.
7522 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7524 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7525 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7526 multiplicand out of (+ (* a b) (* c d)).
7528 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7529 Richard Henderson <rth@cygnus.com>
7531 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7532 (new_insn_dead_notes): Likewise.
7533 (update_n_sets): Likewise.
7534 (update_flow_info): Move to flow.c, renamed to update_life_info;
7535 extend to handle multiple source insns.
7536 * flow.c: Include resource.h
7537 (unlink_insn_chain): New.
7538 (split_hard_reg_notes): New.
7539 (maybe_add_dead_note): New.
7540 (maybe_add_dead_note_use): New.
7541 (find_insn_with_note): New.
7542 (new_insn_dead_notes): New.
7543 (update_n_sets): New.
7544 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7545 (maybe_remove_dead_notes): New.
7546 (update_life_info): New.
7547 (prepend_reg_notes): New.
7548 (replace_insns): New.
7549 * output.h (update_life_info): Declare.
7550 * recog.c (split_block_insns): Use update_life_info.
7551 * resource.c (find_free_register): Use reg_alloc_order, don't use
7552 fixed regs, make sure the mode is supported, don't use new regs.
7554 * rtl.h (replace_insns): Declare.
7556 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7558 * expr.c (expand_expr): Cope with COND_EXPRs with one
7559 non-returning branch.
7561 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7563 * expr.c (store_expr): Always pass down the target, even when not
7566 1999-08-24 Nick Clifton <nickc@cygnus.com>
7568 * configure.in: Define target_cpu_default for v850 targets.
7569 * configure: Regenerate
7571 * config/v850/v850.h (TARGET_CPU_generic): Define.
7572 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7573 addresses are 4 byte aligned.
7575 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7578 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7580 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7581 (main): Add prototypes.
7583 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7584 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7585 (write_attr_get): Emit prototypes along with function definition.
7586 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7587 (write_complex_function): Emit static prototype along with
7588 function definition.
7590 * genemit.c (gen_split): Emit prototypes along with function
7593 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7594 Likewise for predicates and `insn_operand_predicate'.
7595 (process_template): Emit static prototype along with function
7598 * genrecog.c (make_insn_sequence): Constify a char*. Add
7599 prototypes for get_split_*().
7600 (write_subroutine): Emit prototypes along with function
7603 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7605 * gcse.c (find_avail_set): Follow chains of register-register copies.
7606 Use oprs_not_set_p to guarantee that the returned value can be
7608 (cprop_insn): Don't verify the return value of find_avail_set with
7611 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7612 (cprop_cc0_jump): New function.
7613 (cprop_insn): Break out new function cprop_jump and use it.
7614 Also use cprop_cc0_jump for machines with CC0.
7615 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7617 * tree.h (current_function_calls_setjmp,
7618 current_function_calls_longjmp): Delete declarations.
7619 * dsp16xx.c: Include "function.h".
7620 * elxsi.c: Likewise.
7621 * gmicro.c: Likewise.
7622 * h8300.c: Likewise.
7625 * mn10200.c: Likewise.
7626 * mn10300.c: Likewise.
7627 * ns32k.c: Likewise.
7631 * rtl.h (rtx_equal_function_value_matters): Declare.
7632 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7634 * function.c: Likewise.
7635 * emit-rtl.c: Likewise.
7637 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7639 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7642 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7644 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7647 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7649 * cpp.texi: Add a node documenting macro varargs (copied
7652 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7654 * cppspec.c: Put a null pointer at the end of the new argv.
7656 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7658 * configure.in: Remove code to select/de-select the haifa
7659 scheduler. Every scheduled port gets haifa now.
7660 * configure: Rebuilt.
7661 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7663 * Makefile.in: Corresponding changes.
7665 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7667 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7668 All callers changed.
7669 (prepare_float_lib_cmp): Likewise.
7670 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7671 * expr.h (emit_float_lib_cmp): Delete declaration.
7672 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7673 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7674 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7676 (cmptf): Now conditional on TARGET_HARD_QUAD.
7678 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7680 * resource.c (mark_target_live_regs): Use
7681 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7683 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7685 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7687 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7689 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7691 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7693 * rtl.h (rtx_format): Constify a char*.
7695 * rtl.c (rtx_format): Likewise.
7696 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7697 (init_rtl): Use accessor macro, not `rtx_format'.
7699 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7702 * caller-save.c (mark_referenced_regs): Likewise.
7704 * combine.c (subst, make_compound_operation, known_cond,
7705 gen_rtx_combine, update_table_tick, get_last_value_validate,
7706 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7708 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7709 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7710 count_reg_usage): Likewise.
7712 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7715 * final.c (leaf_renumber_regs_insn): Likewise.
7717 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7718 dump_edge_info, count_reg_references): Likewise.
7720 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7721 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7724 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7725 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7726 add_label_notes): Likewise.
7728 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7729 clear_struct_flag, count_sub_rtxs, count_alternatives,
7730 compares_alternatives_p, contained_in_p, walk_attr_value,
7731 write_expr_attr_cache): Likewise.
7733 * genconfig.c (walk_insn_part): Likewise.
7735 * genemit.c (max_operand_1, gen_exp): Likewise.
7737 * genextract.c (walk_rtx): Likewise.
7739 * genflags.c (num_operands): Likewise.
7741 * genoutput.c (scan_operands): Likewise.
7743 * genpeep.c (match_rtx): Likewise.
7745 * genrecog.c (add_to_sequence): Likewise.
7747 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7750 * integrate.c (save_constants, copy_for_inline,
7751 copy_rtx_and_substitute, subst_constants, restore_constants):
7754 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7755 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7757 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7760 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7761 add_label_notes, replace_call_address, count_nonfixed_reads,
7762 invariant_p, find_single_use_in_loop, find_mem_givs,
7763 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7766 * print-rtl.c (reg_names, print_rtx): Likewise.
7768 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7770 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7771 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7772 print_blocks): Likewise.
7774 * regclass.c (fix_register, record_address_regs,
7775 reg_scan_mark_refs): Likewise.
7777 * regmove.c (stable_but_for_p): Likewise.
7779 * reload.c (loc_mentioned_in_p, operands_match_p,
7780 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7781 copy_replacements, refers_to_regno_for_reload_p,
7782 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7783 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7786 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7787 delete_address_reloads_1, count_occurrences,
7788 reload_cse_mem_conflict_p, reload_combine_note_use,
7789 add_auto_inc_notes): Likewise.
7791 * resource.c (mark_referenced_resources, mark_set_resources):
7794 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7795 reg_mentioned_p, regs_set_between_p, modified_between_p,
7796 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7797 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7798 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7799 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7801 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7803 * stupid.c (stupid_mark_refs): Likewise.
7805 * unroll.c (remap_split_bivs): Likewise.
7807 * varasm.c (mark_constants): Likewise.
7809 * a29k/a29k.c (uses_local_reg_p): Likewise.
7811 * alpha/alpha.c (summarize_insn): Likewise.
7813 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7814 eliminate_lr2ip): Likewise.
7816 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7818 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7819 reg_mentioned_in_mem): Likewise.
7821 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7822 symbolic_reference_mentioned_p): Likewise.
7824 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7826 * sh/sh.c (regs_used, mark_use): Likewise.
7828 * vax/vax.c (vax_rtx_cost): Likewise.
7830 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7832 * machmode.h (mode_name): Constify a char*.
7834 * rtl.c (mode_name): Likewise.
7836 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7838 * optabs.c (init_libfuncs): Constify a char*.
7840 * print-tree.c (mode_name): Remove redundant declaration.
7841 (print_node): Use accessor macro, not `mode_name'.
7843 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7845 (new_spill_reg): Constify a char*.
7847 * tree.c (mode_name): Remove redundant declaration.
7849 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7851 * rtl.c (rtx_name): Constify a char*.
7853 * rtl.h (rtx_name, fix_sched_param): Likewise.
7855 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7856 (mypr): Use accessor macro, not `rtx_name'.
7858 * genemit.c (print_code): Constify a char*.
7860 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7862 * genpeep.c (print_code): Constify a char*.
7864 * genrecog.c (print_code): Likewise.
7866 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7867 end_bb): Add static prototype.
7868 (draw_edge): Constify a char*.
7869 (end_bb): Remove unused parameter.
7871 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7872 print_block_visualization): Constify a char*.
7874 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7876 * c-common.c (c_get_alias_set): Update comment.
7878 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7880 * linux.h (LIB_SPEC): Added.
7882 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7884 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7886 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7888 * tree.c (expr_check): Fix typo in last change.
7890 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7892 * rtl.def (NOTE): Change format to "iuu0n".
7893 (ADDR_DIFF_VEC): Change format to "eEee0".
7894 (ADDRESSOF): Change format to "eit".
7896 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7897 (RTVEC_ELT): Change to match.
7898 (XVECEXP): Use XVEC and RTVEC_ELT.
7899 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7900 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7901 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7902 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7903 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7904 (INTVAL): Use XWINT.
7905 (ADDRESSOF_DECL): Use XTREE.
7906 (SET_ADDRESSOF_DECL): Delete.
7907 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7908 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7909 ifdefed out since 2.6 at least.
7910 (gen_rtvec_vv): Delete prototype.
7912 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7914 (copy_most_rtx): Handle 't' format letter.
7915 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7916 (gen_rtvec_vv): Delete function. All callers changed to use
7917 gen_rtvec_v instead.
7918 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7919 the '0' format letter.
7921 * function.c (gen_mem_addressof): Don't use
7922 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7924 * integrate.c (copy_rtx_and_substitute): Likewise.
7925 Copy 't' slots with XTREE.
7926 (subst_constants): Treat 't' slots like '[swi]' slots.
7927 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7928 * jump.c (rtx_equal_for_thread_p): Likewise.
7929 * rtlanal.c (rtx_equal_p): Likewise.
7930 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7931 only four arguments.
7932 * gengenrtl.c (type_from_format): Provide correct types for
7936 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7937 If a recent gcc is in use (always in stage2 and beyond), use
7938 statement expressions, so we don't make a function call unless
7939 the check fails. Evaluate arguments exactly once.
7940 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7941 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7943 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7944 they evaluate their arguments exactly once, irrespective of
7945 the compiler in use.
7947 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7948 is used by the currently-enabled check macros. This is:
7949 (tree_check_failed, tree_class_check_failed): For gcc.
7950 (tree_check, tree_class_check, cst_or_constructor_check,
7951 expr_check): For other compilers.
7953 * gencheck.c: Do not define any *_CHECK1 macros.
7955 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7956 Mark Mitchell <mark@codesourcery.com>
7958 * c-common.c (c_get_alias_set): Fix support for poitners and
7961 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7963 * alias.c: Include tree.h.
7964 (nonlocal_reference_p, mark_constant_function): New functions.
7965 * flow.c (life_analysis): Call mark_constant_function.
7966 * rtl.h (mark_constant_function): Declare it.
7968 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7970 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7971 unrecognisable switches.
7973 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7975 * loop.c (recombine_givs): Set ix field after sorting.
7976 (recombine_givs): Remove bogus index / giv lockstep looping.
7978 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7980 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7982 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7983 (do_cmp_and_jump): Formatting fixes.
7984 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7985 do_compare_rtx_and_jump instead of compare_from_rtx.
7986 (do_compare_rtx_and_jump): New function; mostly copied from
7988 (do_jump_for_compare): Delete.
7989 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7991 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7992 of compare/do_jump_for_compare pairs.
7993 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7994 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7995 compare_from_rtx/do_jump_for_compare pairs.
7996 (do_jump_by_parts_equality): Likewise.
7997 (do_jump_by_parts_equality_rtx): Likewise.
7998 * expr.h (do_compare_rtx_and_jump): Declare.
7999 * optabs.c (prepare_cmp_insn): New function, contains most of the code
8000 that used to be in emit_cmp_insn.
8001 (cmp_available_p): New function.
8002 (prepare_operand): New function.
8003 (emit_cmp_and_jump_insn_1): New function, contains some code that used
8004 to be in emit_cmp_insn.
8005 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
8006 parameters to be pointers; don't emit final compare but modify some of
8007 the values pointed to by the args so the caller can perform the
8009 (expand_binop): Call emit_store_flag_force with signed forms of
8011 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
8012 emit_jump_insn pair.
8013 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
8014 emit_cmp_and_jump_insn_1. Call emit_queue.
8015 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
8017 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
8018 jump sets cc0 before deleting it.
8019 * integrate.c (expand_inline_function): Likewise.
8020 * unroll.c (unroll_loop): Similar changes in several places.
8021 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
8024 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8026 * Makefile.in (insn-recog.o): Update dependencies.
8027 * genrecog.c (main): Make generated file include "function.h".
8029 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
8031 * cse.c (cse_insn): Call never_reached_warning when a jump is
8032 changed to be unconditional.
8033 * flags.h: Declare warn_notreached.
8034 * flow.c (delete_block): Call never_reached_warning when
8036 * jump.c (delete_barrier_successors): Call never_reached_warning
8037 when we delete everything after a BARRIER.
8038 (never_reached_warning): New function.
8039 * rtl.h: Declare never_reached_warning.
8040 * toplev.c (warn_notreached): New variable.
8041 (lang_independent_options): Set warn_notreached
8042 when -Wunreachable-code.
8043 (compile_file): We need line numbers for -Wunreachable-code.
8045 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
8047 * haifa-sched.c (insn_unit): Fix typo on out of range test.
8048 * sched.c (insn_unit): Likewise.
8050 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
8052 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
8054 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8056 * flow.c (create_edge_list): Use xmalloc, not malloc.
8058 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
8060 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
8061 C-style comments. Do not lose the character before double slash.
8063 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8065 * basic-block.h (struct edge_list): Stucture to maintain a vector
8067 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
8068 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
8069 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
8070 New function prototypes.
8071 * flow.c (create_edge_list): Function to create an edge list.
8072 (free_edge_list): Discards memory used by an edge list.
8073 (print_edge_list): Debug output showing an edge list.
8074 (verify_edge_list): Internal consistency check for an edge list.
8075 (find_edge_index): Function to find an edge index for a pred and succ.
8077 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
8079 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
8082 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
8084 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
8086 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8088 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8090 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
8092 * toplev.c (rest_of_compilation): Allow machine dependent
8093 reorganisation pass to place information into the RTL dump
8094 file if it so wishes.
8096 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
8098 * explow.c (hard_function_value): Use VOIDmode instead of
8100 * stmt.c (expand_return): Likewise.
8101 * stor-layout.c (get_best_mode): Likewise.
8103 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
8104 emit call instead of emit_insn call.
8106 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8108 * configure.in: Handle --disable/enable-win32-registry.
8109 * install.texi: Document --disable/enable-win32-registry.
8110 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
8111 (WIN32_REGISTRY_KEY): New macro.
8112 * prefix.c: Use to enable/disable win32-specific code.
8113 (lookup_key): Use versioned key.
8114 * configure: Regenerate.
8115 * config.in: Likewise.
8117 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
8119 * cpplib.c (read_line_number): New fn, split out of...
8122 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
8124 tree.c (lang_unsave_expr_now) : New.
8125 (unsave_expr_now): Call lang_unsave_expr_now.
8126 tree.h (lang_unsave_expr_now) : New.
8128 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
8130 * toplev.c (flag_new_exceptions): On by default.
8132 1999-08-13 Michael Meissner <meissner@cygnus.com>
8134 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
8136 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8138 * dwarfout.c (fundamental_type_code): Return FT_boolean for
8139 INTEGER_TYPE with precision==1, it's __java_boolean.
8141 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8143 * global.c (prune_preferences): Move some invariants out of the
8146 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
8148 * configure.in (alpha*-dec-osf*): Add osf5.
8150 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
8152 * configure.in: Rework handling of ARM GNU/Linux slightly.
8153 (arm*-*-linux-gnuoldld): New target.
8154 * configure: Regenerate.
8155 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
8156 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
8157 * config/arm/linux-oldld.h: New file.
8158 * config/arm/linux-elf26.h: Don't include linux-elf.h.
8159 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
8161 * config/arm/linux-elf.h (ASM_SPEC): Define.
8162 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
8163 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
8164 for 26-bit APCS and old linker.
8165 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
8167 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
8168 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
8169 don't define `arm' or `arm_elf'.
8170 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
8171 MULTILIB_DIRNAMES): Define. Fix typo in comment.
8173 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
8175 * rtl.texi: Fix typo.
8177 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
8179 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
8181 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
8183 * extend.texi (C++ Signatures): Remove node.
8184 * invoke.texi: Remove discussion of -fhandle-signatures,
8185 signature, sigof, __signature__, and __sigof__.
8187 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
8189 * Makefile.in (JAVAGC): Removed.
8191 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
8193 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8195 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
8197 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8199 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
8201 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
8202 a register that is already known to be a pointer.
8204 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
8206 * fixinc/inclhack.tpl: Only install assert.h conditionally.
8207 * fixinc/inclhack.sh: Regenerated.
8208 * fixinc/fixincl.sh: Regenerated.
8210 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
8212 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
8213 Fix documentation of -ansi flag to describe its C++ behavior.
8214 Remove bogus reference to GCC 2.9.
8216 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
8218 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
8219 note if it is non-NULL.
8221 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8223 * except.h (eh_nesting_info): Add new structure defintion.
8224 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
8225 (reachable_handlers, update_rethrow_references): Add function
8227 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
8228 a rethrow symbol instead of an integer exception region number.
8229 * flow.c (Make_edges): Use new exception nesting routines to determine
8230 which handlers are reachable from a CALL or asynchronous insn.
8231 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
8233 (delete_eh_regions): Update rethrow labels, and don't delete
8234 regions which are the target of a rethrow.
8235 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
8236 avoid overloading the SYMBOL_REF_USED flag.
8237 (rethrow_symbol_map): Use new rethrow_ref field.
8238 (rethrow_used): Use new rethrow_ref field.
8239 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
8240 of an integer. Fix formatting.
8241 (output_exception_table_entry): Use new rethrow_ref field.
8242 (can_throw): Check for EH_REGION_NOTE before deciding
8243 whether a CALL can throw or not.
8244 (scan_region): Call rethrow_used() instead of accessing data structure.
8245 (update_rethrow_references): New function to make sure only regions
8246 which are still targets of a rethrow are flagged as such.
8247 (process_nestinfo): New static function to initialize a handler
8248 list for a specific region.
8249 (init_eh_nesting_info): New function to allocate and initialize
8250 the list of all EH handlers reachable from all regions.
8251 (reachable_handlers): New function to retrieve the list of handlers
8252 reachable from a specific region and insn.
8253 (free_eh_nesting_info): New function to dispose of a list of
8256 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8258 * flow.c (split_edge): Set JUMP_LABEL field.
8259 (commit_one_edge_insertion): Set head correctly for insert_before.
8260 When inserting insns, update insn block numbers if allocated.
8262 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8264 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
8265 retry_incomplete_types): Add static prototype.
8266 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
8267 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
8268 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
8269 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
8270 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
8273 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
8274 dwarf2out_start_source_file, dwarf2out_line): Likewise.
8276 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8278 * output.h (assemble_name): Constify a char*.
8280 * varasm.c (UNIQUE_SECTION, assemble_start_function,
8281 assemble_variable, assemble_name): Likewise.
8283 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
8285 * arm/pe.c (arm_pe_unique_section): Likewise.
8287 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
8289 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
8291 * i386/interix.c (i386_pe_unique_section): Likewise.
8293 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
8295 * i386/winnt.c (i386_pe_unique_section): Likewise.
8297 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
8299 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
8301 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
8303 * pa/pa.c (output_call): Likewise.
8305 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
8307 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
8309 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
8312 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
8315 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
8317 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
8318 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
8320 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
8322 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8324 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
8326 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8328 * tree.h (lang_identify): Constify a char*.
8329 (print_error_function): Add extern prototype. Constify a char*.
8331 * c-lang.c (lang_identify): Constify a char*.
8333 * objc/objc-act.c (lang_identify): Constify a char*.
8335 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8337 * genpeep.c (main): Make generated file include "function.h".
8338 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8340 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8342 * Makefile.in: Update dependencies.
8343 * alias.c: Include "function.h"
8344 * c-decl.c: Likewise.
8345 * caller-save.c: Likewise.
8346 * calls.c: Likewise.
8347 * combine.c: Likewise.
8349 * explow.c: Likewise.
8350 * final.c: Likewise.
8351 * global.c: Likewise.
8352 * graph.c: Likewise.
8353 * local-alloc.c: Likewise.
8355 * optabs.c: Likewise.
8356 * profile.c: Likewise.
8357 * recog.c: Likewise.
8358 * regclass.c: Likewise.
8359 * regmove.c: Likewise.
8360 * reload.c: Likewise.
8361 * reorg.c: Likewise.
8362 * resource.c: Likewise.
8363 * sched.c: Likewise.
8364 * stupid.c: Likewise.
8365 * config/1750a/1750a.c: Likewise.
8366 * config/a29k/a29k.c: Likewise.
8367 * config/arc/arc.c: Likewise.
8368 * config/arm/arm.c: Likewise.
8369 * config/arm/thumb.c: Likewise.
8370 * config/c4x/c4x.c: Likewise.
8371 * config/clipper/clipper.c: Likewise.
8372 * config/convex/convex.c: Likewise.
8373 * config/fx80/fx80.c: Likewise.
8374 * config/i860/i860.c: Likewise.
8375 * config/m68k/m68k.c: Likewise.
8376 * config/m88k/m88k.c: Likewise.
8377 * config/mips/mips.c: Likewise.
8378 * config/pdp11/pdp11.c: Likewise.
8379 * config/pyr/pyr.c: Likewise.
8380 * config/romp/romp.c: Likewise.
8381 * config/sh/sh.c: Likewise.
8382 * config/tahoe/tahoe.c: Likewise.
8383 * config/vax/vax.c: Likewise.
8384 * config/we32k/we32k.c: Likewise.
8385 * config/sparc/sparc.c: Include "function.h".
8386 (mem_min_alignment): Test current_function rather than
8387 regno_pointer_align.
8388 * config/pa/pa.c: Likewise.
8389 (compute_frame_size): Delete declaration of
8390 current_function_outgoing_args_size.
8391 * config/arc/arc.h (current_function_varargs): Delete declaration.
8392 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8394 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8396 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8397 current_function_uses_pic_offset_table.
8398 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8399 of current_function_returns_pointer.
8400 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8401 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8402 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8403 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8404 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8405 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8406 * config/m88k/m88k.c: Include "function.h"
8407 (call_used_regs, current_function_pretend_args_size,
8408 current_function_outgoing_args_size, frame_pointer_needed): Delete
8410 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8412 * config/mips/mips.h (current_function_calls_alloca): Delete
8414 * config/mn10200/mn10200.h (current_function_needs_context,
8415 rtx_equal_function_value_matters): Delete declarations.
8416 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8417 flag_pic): Delete declarations.
8418 * config/pa/pa.h (current_function_pretend_args_size,
8419 current_function_decl): Delete declarations.
8420 * config/pa/som.h (current_function_varargs): Delete declaration.
8421 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8423 * config/pyr/pyr.h (current_function_pretend_args_size,
8424 current_function_args_size, current_function_calls_alloca): Delete
8426 * config/sh/sh.h (current_function_varargs): Delete declaration.
8427 * config/sparc/sparc.h (current_function_outgoing_args_size,
8428 current_function_calls_alloca, current_function_decl): Delete
8430 * config/spur/spur.h (current_function_pretend_args_size,
8431 current_function_calls_alloca): Delete declarations.
8432 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8434 * config/vax/vms.h (current_function_name): Delete declaration.
8435 * gcse.c: Include "function.h".
8436 (current_function_name, current_function_calls_setjmp): Delete
8438 * haifa-sched.c: Include "function.h".
8439 (forced_labels): Delete declaration.
8441 * reg-stack.c: Likewise.
8442 * reload1.c: Likewise.
8443 * genemit.c (main): Make generated file include function.h.
8444 * genoutput.c (output_prologue): Likewise.
8446 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8447 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8448 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8449 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8450 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8451 macros for some of them.
8452 (emit_filename, emit_lineno): Delete declarations.
8453 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8454 regno_pointer_* variables through current_function.
8455 (gen_inline_header_rtx): Delete function.
8456 (save_emit_status): Delete function.
8457 (set_new_last_label_num): New function.
8458 (clear_emit_caches): New function.
8459 (restore_emit_status): Just clear last_labelnum and call
8461 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8462 through macro seq_stack.
8463 (add_insn_after): Likewise.
8464 (add_insn_before): Likewise.
8465 (remove_insn): Likewise.
8466 (pop_topmost_sequence): Likewise.
8467 (in_sequence_p): Likewise.
8468 (start_sequence_for_rtl_expr): Likewise.
8469 (start_sequence): Likewise, and likewise for
8470 sequence_rtl_expr/seq_rtl_expr.
8471 (push_topmost_sequence): Likewise.
8472 (end_sequence): Likewise.
8473 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8474 All callers changed. Store into that pointer instead of globals.
8475 (init_emit): Allocate emit elt of current_function.
8476 Changes for sequence_rtl_expr/sequence_stack renaming.
8477 Call clear_emit_caches instead of doing it in-line.
8478 Access regno_pointer_* variables through current_function.
8479 (init_emit_once) Don't clear sequence_stack.
8481 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8483 (arg_pointer_save_area): Delete declaration.
8484 (finish_expr_for_function): Renamed from init_queue; no longer static.
8485 (init_expr): Don't call init_queue.
8486 (save_expr_status, restore_expr_status): Delete functions.
8487 (expand_expr): Changes to reflect new layout of struct function.
8488 Don't access current_function_check_memory_usage when current_function
8490 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8491 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8492 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8493 current_function_uses_const_pool, function_call_count,
8494 current_function_uses_pic_offset_table, nonlocal_labels,
8495 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8496 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8497 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8499 (finish_expr_for_function): Declare.
8500 * flags.h (current_function_has_nonlocal_label,
8501 current_function_has_nonlocal_goto, current_function_is_thunk,
8502 current_function_has_computed_jump): Delete declarations.
8503 * flow.c (forced_labels): Delete declaration.
8504 * function.c (current_function_pops_args,
8505 current_function_returns_struct, current_function_returns_pcc_struct,
8506 current_function_needs_context, current_function_calls_setjmp,
8507 current_function_calls_longjmp, current_function_has_nonlocal_label,
8508 current_function_has_nonlocal_goto, current_function_is_thunk,
8509 current_function_has_computed_jump, current_function_calls_alloca,
8510 current_function_contains_functions, current_function_returns_pointer,
8511 current_function_epilogue_delay_list, current_function_args_size,
8512 current_function_pretend_args_size, current_function_arg_offset_rtx,
8513 current_function_outgoing_args_size, current_function_varargs,
8514 current_function_stdarg, current_function_args_info, cleanup_label,
8515 current_function_name, current_function_uses_const_pool,
8516 current_function_instrument_entry_exit, current_function_return_rtx,
8517 current_function_uses_pic_offset_table, nonlocal_labels,
8518 current_function_internal_arg_pointer, current_function_cannot_inline,
8519 current_function_check_memory_usage, function_call_count,
8520 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8521 nonlocal_goto_stack_level, return_label, save_expr_regs,
8522 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8523 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8524 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8525 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8526 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8528 (push_function_context_to): Don't save them. Don't call
8529 save_storage_status, save_emit_status or save_expr_status.
8530 (pop_function_context_from): Don't restore them. Don't call
8531 restore_storage_status or restore_expr_status.
8532 (get_func_frame_size): New function.
8533 (get_frame_size): Use it.
8534 (assign_outer_stack_local): Reflect some member name changes in struct
8536 (put_reg_into_stack): Likewise.
8537 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8539 (fixup_var_refs): Likewise.
8540 (fix_lexical_addr): Likewise.
8541 (trampoline_address): Likewise.
8542 (prepare_function_start): Clear field inlinable of current_function.
8543 (init_function_for_compilation): New function.
8544 (expand_dummy_function_end): New function.
8545 (expand_function_end): Call finish_expr_for_function.
8546 * function.h (struct emit_status): New; fields moved here from struct
8547 function and from global variables. Add accessor macros for some of
8549 (struct expr_status): Likewise.
8550 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8551 (struct function): Add fields expr and emit, inlinable, inl_emit,
8552 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8553 inl_max_label_num. Add many comments.
8554 Add accessor macros for all elts of struct function that no longer
8555 have a global variable.
8556 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8557 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8558 stack_slot_list): Delete declarations.
8559 (get_func_frame_size): Declare.
8560 (save_expr_status, restore_expr_status, save_emit_status,
8561 save_storage_status, restore_storage_status): Delete declarations.
8562 (init_virtual_regs): Declare.
8563 * output.h (current_function_pops_args,
8564 current_function_returns_struct, current_function_returns_pcc_struct,
8565 current_function_needs_context, current_function_calls_setjmp,
8566 current_function_calls_longjmp, current_function_calls_alloca,
8567 current_function_has_nonlocal_label, current_function_varargs,
8568 current_function_has_computed_jump, current_function_returns_pointer,
8569 current_function_contains_functions, current_function_args_size,
8570 current_function_pretend_args_size, current_function_stdarg,
8571 current_function_outgoing_args_size, current_function_args_info,
8572 current_function_name, current_function_return_rtx,
8573 current_function_epilogue_delay_list,
8574 current_function_uses_const_pool, current_function_cannot_inline):
8575 Delete declarations.
8576 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8577 regno_reg_rtx): Delete declaration.
8578 (REGNO_POINTER_FLAG): Delete macro.
8579 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8580 function were renamed.
8581 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8583 * toplev.c: Include "function.h".
8584 (current_function_decl): Delete declaration.
8585 (compile_file): Call init_dummy_function_start and
8586 expand_dummy_function_end around some initializations that need to
8588 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8589 Call init_function_for_compilation.
8590 * unroll.c: Include "function.h"
8591 (unroll_loop): Access regno_pointer_* variables through
8594 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8595 (DECL_SAVED_INSNS): use it.
8596 (expand_dummy_function_end): Declare.
8597 (init_function_for_compilation): Declare.
8598 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8599 that it's no longer an INLINE_HEADER.
8600 (expand_call): Likewise.
8601 * integrate.c (finish_inline): Delete function.
8602 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8603 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8604 args. Don't generate an INLINE_HEADER rtx, just return the arg
8605 vector. All callers changed.
8606 (save_for_inline_copying): Create a duplicate struct emit_status to
8607 hold the emit state for compiling the current function. Use this and
8608 the other new fields in struct function that are for integration
8609 instead of an INLINE_HEADER.
8610 Use memcpy instead of bcopy.
8611 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8612 (save_for_inline_nocopy): Similar changes, except no new emit_status
8614 (expand_inline_function): Get information from function structure,
8615 not from an inline header rtx.
8616 (output_inline_function): Lose code to extract the necessary
8617 information from an inline header; simply put back the function
8618 structure into current_function. Clear its inlinable elt.
8619 * rtl.def (INLINE_HEADER): Delete.
8620 * rtl.h: Delete all accessors for an INLINE_HEADER.
8621 (gen_inline_header_rtx): Delete declaration.
8622 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8623 Delete declarations.
8624 (REGNO_POINTER_ALIGN): Delete.
8625 (clear_emit_caches): Declare.
8626 (set_new_last_label_num): Declare.
8628 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8630 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8632 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8633 * stmt.c (is_eh_region): Make sure current_function is present, too.
8635 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8637 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8638 for 64bit PA targets.
8640 * pa.h (SELECT_SECTION): Define.
8641 * som.h (SELECT_SECTION): Delete.
8643 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8645 * alias.c (init_alias_analysis): Wrap call to
8646 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8648 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8650 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8651 <sys/asm.h> contains an asm comment with an apostrophe
8652 * fixinc/inclhack.sh: regen
8653 * fixinc/fixincl.x: regen
8655 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8657 * function.c (init_function_start): Clear prologue & epilogue.
8658 (prologue_epilogue_contains): New function.
8659 * alias.c (init_alias_analysis): Use it.
8660 * rtl.h (prologue_epilogue_contains): Declare it.
8662 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8664 * jump.c (onlyjump_p): New function.
8665 * rtl.h: Declare it.
8666 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8667 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8669 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8671 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8672 to invert loops. Simplify block scanning.
8674 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8676 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8677 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8679 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8681 * config/sparc/liteelf.h: New file to support sparclite-elf target
8682 * config/sparc/t-sp86x: New file to support sparc86x targets
8683 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8684 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8685 * configure.in: Support above target triplets
8686 * configure: Regenerated
8688 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8690 * fixinc/server.c (server_setup): Do not prefix function used as
8693 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8695 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8696 Remove fp reg alternatives.
8698 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8700 * Makefile.in (TAROUTOPTS): Kill.
8701 (install-headers-tar): Use "xpf" for tar headerfile extraction
8702 * i370/x-oe (TAROUTOPTS): Delete.
8703 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8704 * m68k/x-hp320 (TAROUTOPTS): Delete.
8705 * m68k/x-hp320g (TAROUTOPTS): Delete.
8706 * gcc.texi: Update bug reporting text.
8708 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8710 * reg-stack.c (change_stack) Fixed problem with negative array index.
8712 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8714 * extend.texi, install.texi: Fix spelling mistakes.
8716 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8717 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8718 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8720 * mips/t-ecoff: Likewise.
8721 * mips/t-elf: Likewise.
8722 * mips/t-mips: Likewise.
8723 * mips/t-osfrose: Likewise.
8724 * mips/t-r3900: Likewise.
8725 * mips/t-svr3: Likewise.
8726 * mips/t-svr4: Likewise.
8727 * mips/t-ultrix: Likewise.
8729 * gcc.texi: Document recommend means to provide software floating
8730 point libraries in libgcc.a
8732 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8734 * c-lex.c (yylex): We can have a number with no digits.
8736 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8738 * jump.c (delete_prior_computation): New function, broken
8739 out of delete_computation. Check for side effects with
8740 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8741 multi-word hard registers.
8742 (delete_computation): Use it. Check for side effects with
8743 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8744 missing REG_DEAD note for a register which is both set and
8747 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8749 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8750 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8751 (ASM_FILE_START): Import _mcount with the right type.
8752 (ASM_DECLARE_FUNCTION_NAME): Define.
8753 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8754 * pa.c (output_function_prologue): Always emit the function's label
8756 * pa.h (TEXT_SPACE_P): Define.
8757 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8758 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8759 * som.h (TEXT_SPACE_P): Delete.
8760 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8761 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8763 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8765 * expr.c (emit_group_load): Allow src to be a CONCAT.
8767 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8769 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8770 (___mulsi3): Use '!' comment character.
8772 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8774 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8776 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8778 * gcc.c: Update URLs and mail addresses.
8779 * gcc.texi: Likewise.
8781 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8783 * rs6000.c (current_file_function_operand): Return zero for
8785 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8787 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8790 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8792 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8793 allocate space in the stack frame for the PIC register.
8795 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8797 * m68k.md (xordi3, anddi3): These patterns are not available on
8800 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8802 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8803 (PUT_REAL): Likewise.
8805 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8807 * final.c (shorten_branches): Don't add an alignment for loops
8808 that have no label inside.
8810 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8812 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8813 prototypes in macro HAVE_cmpstrsi.
8815 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8817 * emit-rtl.c (operand_subword): Remove unused variable
8820 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8822 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8824 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8826 * cpphash.c (macroexpand): Delete leading whitespace when arg
8827 is concatenated before.
8828 (unsafe_chars): Correct test for whether + and - can extend a
8831 * cppinit.c (cpp_start_read): Do dependencies for
8832 -include/-imacros files also.
8834 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8835 tokenizing non-directive lines.
8836 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8837 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8840 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8842 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8844 * c-lex.c: Sync with C++ frontend.
8845 (linemode): New variable.
8846 (parse_float): imag, conversion_errno, and type are output only.
8847 (yylex): Adjust. Move initial '.' case into main switch.
8849 (handle_generic_pragma): Just deal with tokens.
8850 (readescape): Use ISXDIGIT and ISGRAPH.
8851 * c-parse.in: Add END_OF_LINE token.
8853 * c-lex.c (lang_init): Generalize.
8854 (nextchar): Remove. Replace uses with UNGETC.
8855 (skip_white_space): Handle linemode here. Optimize for cpplib.
8856 (skip_white_space_on_line): Remove.
8857 (extend_token_buffer_to): New fn.
8858 (extend_token_buffer): Use it.
8859 (read_line_number, check_newline): Just deal with tokens.
8860 (token_getch, token_put_back): New fns.
8861 (yylex): Use them. More cpplib optimizations. Simplify.
8863 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8864 Jason Merrill <jason@yorick.cygnus.com>
8866 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8867 (consume_string): Make this smart about USE_CPPLIB.
8868 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8869 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8870 Also, clean up cases where we redundantly set token_buffer[0].
8871 (read_line_number): New fn.
8872 (ignore_escape_flag): New variable.
8874 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8876 * a29k/t-a29kbare: Fix some comments.
8877 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8878 (FPBIT, DPBIT): Define.
8879 * a29k/t-vx29k: Likewise.
8880 * arc/t-arc: Likewise.
8881 * arm/t-arm-elf: Likewise.
8882 * arm/t-bare: Likewise.
8883 * arm/t-pe: Likewise.
8884 * arm/t-pe-thumb: Likewise.
8885 * arm/t-semi: Likewise.
8886 * arm/t-thumb: Likewise.
8887 * arm/t-thumb-elf: Likewise.
8888 * arm/t-thumb-linux: Likewise.
8889 * h8300/t-h8300: Likewise.
8890 * i960/t-i960: Likewise.
8891 * i960/t-vxworks960: Likewise.
8892 * m32r/t-m32r: Likewise.
8893 * mips/t-ecoff: Likewise.
8894 * mips/t-elf: Likewise.
8895 * mips/t-r3900: Likewise.
8896 * pa/t-pro: Likewise.
8897 * rs6000/t-aix43: Likewise.
8898 * rs6000/t-beos: Likewise.
8899 * rs6000/t-newas: Likewise.
8900 * rs6000/t-ppccomm: Likewise.
8901 * rs6000/t-rs6000: Likewise.
8902 * rs6000/t-winnt: Likewise.
8903 * rs6000/t-xnewas: Likewise.
8904 * rs6000/t-xrs6000: Likewise.
8905 * sh/t-sh: Likewise.
8906 * sparc/t-elf: Likewise.
8907 * sparc/t-sparcbare: Likewise.
8908 * sparc/t-sparclite: Likewise.
8909 * sparc/t-splet: Likewise.
8910 * v850/t-v850: Likewise.
8911 * mn10200/t-mn10200: Fix comments.
8912 * mn10300/t-mn10300: Likewise.
8914 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8915 dummy operand. Allocate a new pseudo for the dummy operand.
8916 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8918 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8920 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8922 * configure: Rebuilt.
8923 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8925 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8927 * recog.c (preproces_constraints): Zero recog_op_alt before
8928 processing the constraints.
8930 * arm.c (typedef minipool_node): Renamed from pool_node.
8931 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8932 (add_minipool_constant): New function.
8933 (dump_minipool): New function.
8934 (find_barrier): Remove special case for getting the insn size of
8935 an insn that references the constant pool.
8936 (minipool_fixup): New structure.
8937 (push_minipool_barrier): New function.
8938 (push_minipool_fix): New function.
8939 (note_invalid_constants): New function.
8940 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8941 (arm_reorg): Rewrite code to fix up the constant pool into a
8942 series of mini-pools embedded in the insn stream.
8943 (arm_output_epilogue): New function, made mainly from the body
8944 of output_func_epilogue.
8945 (output_func_epilogue): Move insn generation part of epilogue code
8946 to arm_output_epilogue.
8947 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8948 * arm.md (pool_range): New attribute.
8949 (zero_extendqidi2): Add attribute pool_range.
8950 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8951 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8952 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8953 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8954 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8955 (epilogue): New expand.
8956 (epilogue_insn): New insn. Call arm_output_epilogue.
8958 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8959 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8961 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8963 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8965 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8967 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8969 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8971 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8973 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8975 * global.c: Fix comment.
8977 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8979 * gcc.c (access_check): New static function.
8980 (find_a_file): Use it when searching a directory list.
8981 * collect2.c (find_a_file): Don't accept directories found when
8982 searching a directory list.
8984 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8986 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8987 function parameters with `&'.
8988 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8990 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8992 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8993 or tidy_fallthru_edge if the last insn in the block is not
8994 an unconditional jump or a simple conditional jump.
8996 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8998 * Makefile.in (c-decl.o): Depends on defaults.h.
9000 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
9002 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
9004 (CLASS_MAX_NREGS): Likewise.
9006 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
9008 * cse.c (cse_insn): Fix dumb thinko in last change.
9010 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9012 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
9015 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
9017 * dwarf2out.c (add_location_or_const_value_attribute): Correct
9018 test for sizes of passed and declared parameter types.
9020 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9022 * fixincludes: Fix the return type of bsearch, char* -> void*.
9024 * fixinc/inclhack.def: Likewise.
9026 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
9028 * invoke.texi (-fdump-translation-unit): New option.
9030 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
9032 * expr.h (PROMOTE_PROTOTYPES): Move ...
9033 * defaults.h: ... to here.
9034 * c-decl.c: Include defaults.h instead of expr.h.
9035 * c-typeck.c: Include defaults.h.
9037 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
9039 * toplev.h (errorcount): Declare.
9040 (warningcount): Likewise.
9041 (sorrycount): Likewise.
9042 * c-lex.c (errorcount): Don't declare.
9043 * dwarf2out.c (errorcount): Don't declare.
9045 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
9047 * config/libgloss.h: Add a note discouraging use with ELF.
9048 * configure.in: Don't use libgloss.h for ELF targets.
9049 Always use_collect2 on a.out targets.
9051 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
9053 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
9054 (force_to_mode, case ASHIFTRT): Add shiftrt label.
9056 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9058 * loop.c (strength_reduce): When doing biv->giv conversion, update
9059 reg note of NEXT->insn.
9061 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9063 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
9065 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9067 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
9068 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
9069 Ensure expr.h is included.
9070 * c-typecheck.c (convert_arguments): Ditto.
9072 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
9074 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
9075 * config/convex/convex.h: Ditto.
9076 * config/dsp16xx/dsp16xx.h: Ditto.
9077 * config/fx80/fx80.h: Ditto.
9078 * config/gmicro/gmicro.h: Ditto.
9079 * config/i370/i370.h: Ditto.
9080 * config/i386/i386.h: Ditto.
9081 * config/m32r/m32r.h: Ditto.
9082 * config/m68k/m68k.h: Ditto.
9083 * config/m88k/m88k.h: Ditto.
9084 * config/mips/mips.h: Ditto.
9085 * config/pa/pa.h: Ditto.
9086 * config/pyr/pyr.h: Ditto.
9087 * config/tahoe/tahoe.h: Ditto.
9088 * config/we32k/we32k.h: Ditto.
9090 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
9093 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
9095 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
9098 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
9100 1999-08-02 Richard Henderson <rth@cygnus.com>
9102 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
9103 for the register spill block.
9105 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
9106 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
9108 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
9109 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
9110 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
9112 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9114 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
9115 MAX_WCHAR_TYPE defined in sparc.h.
9116 * config/sparc/linuxaout.h: Likewise.
9117 * config/sparc/linux64.h: Likewise.
9118 Also default to -mvis if CPU is UltraSPARC.
9120 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9122 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
9123 (RTX_OK_FOR_OLO10): Likewise.
9124 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
9125 %lo(), allow it in addresses...
9126 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
9127 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
9128 does not make sense.
9129 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
9130 (sparc_output_scratch_registers): New function.
9131 (output_function_prologue, sparc_flat_output_function_prologue): Use
9133 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
9135 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
9136 * configure.in: Add check for .register pseudo-op support in as and
9137 check for offsetable %lo().
9138 * acconfig.h: Add templates for the above checks.
9139 * configure: Regenerate.
9141 1999-08-02 Richard Henderson <rth@cygnus.com>
9143 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
9144 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
9145 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
9147 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9149 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9152 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9154 * config/float-sparc.h: New file.
9155 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
9156 sparc-*-linux-gnu and sparc64-*-linux*.
9158 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9160 * rs6000.c (rs6000_va_list): Type is an array.
9161 (rs6000_va_start): Don't doubly adjust for varargs.
9162 (rs6000_va_arg): Evaluate long long GPR adjustment.
9164 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
9166 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
9167 -maix64 and -maix32.
9168 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
9169 LINK_SPEC): Change appropriately.
9170 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
9171 (u_short_cint_operand): Likewise.
9172 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
9174 * rs6000/t-aix43 (MULTILIB): Change to -m64.
9176 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
9178 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
9180 * rs6000/rs6000.c (num_insns_constant_wide): Correct
9182 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
9183 (non_add_cint_operand): Likewise.
9184 (logical_operand): Likewise.
9185 (non_logical_cint_operand): Likewise.
9186 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
9187 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
9188 (rs6000_select_rtx_section): Suppress warning.
9189 (small_data_operand): Suppress warning.
9190 (rs6000_got_register): Suppress warning.
9191 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
9192 type, so `J' is generally the wrong constraint for a SImode value;
9194 (andsi3_internal2): Likewise.
9195 (andsi3_internal3): Likewise.
9196 (iorsi3_internal1): Likewise.
9197 (xorsi3_internal1): Likewise.
9199 (movsf_softfloat): Likewise.
9200 (scc insns): Likewise.
9201 (movsi+2): Preserve sign bits of SImode constant.
9202 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
9203 (movdf+1): Sign-extend properly.
9204 (movdi_32+1): Sign-extend properly.
9205 (scc insns): Sign-extend properly.
9207 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
9210 1999-08-02 Richard Henderson <rth@cygnus.com>
9212 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
9214 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
9215 * alpha.md (all fp insns): Likewise.
9217 1999-08-02 Nick Clifton <nickc@cygnus.com>
9219 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
9222 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
9224 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
9225 pic_load_label generator directly.
9226 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
9227 No longer a named pattern.
9229 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
9231 * explow.c (force_reg): Call force_operand if X does not
9232 satisfy general_operand.
9234 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
9236 * fix-header.c (main): When testing for CONTINUED, use string
9237 equality, not pointer equality.
9239 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
9241 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
9243 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
9245 * cse.c (cse_insn): Fix loop which deletes insns after a jump
9246 that has become an unconditional jump.
9248 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
9249 (output_function_epilogue): Similarly.
9251 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9253 * tree.h (init_dummy_function_start): Declare.
9255 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9257 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
9258 last_expr_type, last_expr_value, block_start_count, block_stack,
9259 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
9260 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
9261 dynamically in stmt elt of struct function for each function.
9262 (struct nesting): Rename function_call_count elt to n_function_calls,
9263 target_temp_slot_level to block_target_temp_slot_level. All users
9265 (struct stmt_status): New structure definition.
9266 Add many accessor macros for stmt_status elements which previously
9267 were global variables.
9268 (init_stmt_for_function): Allocate stmt elt for current_function.
9269 Reflect that block_start_count was renamed to
9270 current_block_start_count.
9271 (save_stmt_status, restore_stmt_status): Delete functions.
9272 (preserve_subexpressions_p): Don't access loop_stack when outside
9274 (expand_start_bindings): Reflect that block_start_count was renamed to
9275 current_block_start_count.
9276 (expand_fixup): Likewise.
9277 (expand_decl): Don't access block_stack when outside a function.
9278 (expand_decl_cleanup): Likewise.
9279 (expand_dcc_cleanup): Likewise.
9280 (expand_dhc_cleanup): Likewise.
9281 (expand_anon_union_decl): Likewise.
9282 (set_file_and_line_for_stmt): New function.
9283 (in_control_zone_p): New function.
9285 * function.h (struct function): Add new elt stmt.
9286 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
9287 case_stack, nesting_stack, nesting_depth, block_start_count,
9288 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
9289 emit_lineno, goto_fixup_chain.
9290 (save_eh_status, restore_eh_status, save_stmt_status,
9291 restore_stmt_status): Delete declarations.
9292 * function.c (push_function_context_to): Don't call save_stmt_status.
9293 (pop_function_context_to): Don't call restore_stmt_status.
9294 * tree.h (in_control_zone_p): Declare.
9295 * rtl.h (set_file_and_line_for_stmt): Declare.
9297 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
9298 call set_file_and_line_for_stmt.
9300 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
9302 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
9303 Also update copyright.
9305 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9307 * c-pragma.c: Don't include "except.h".
9308 * emit-rtl.c: Likewise.
9309 * stor-layout.c: Likewise.
9311 * varasm.c: Likewise.
9313 * flow.c: Include "function.h".
9314 * tree.h (init_dummy_function_start): Declare new function.
9316 * except.h (struct eh_status): New structure.
9317 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
9319 (eh_return_stub_label, ehstack, catchstack, ehqueue,
9320 catch_clauses, false_label_stack, caught_return_label_stack,
9321 protect_list, current_function_ehc): Add accessor macros for the
9322 corresponding fields in current_function->eh; delete declarations
9323 for all items that used to be declared here.
9324 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
9325 catch_clauses, false_label_stack, caught_return_label_stack,
9326 protect_list, current_function_ehc): Delete variables.
9327 (init_eh_for_function): Allocate current_function->eh.
9328 (save_eh_status, restore_eh_status): Delete functions.
9330 * function.h (struct function): Add fields next_global and eh.
9331 Delete all exception handling related fields.
9332 * function.c (current_function): New variable.
9333 (all_functions): New variable.
9334 (push_function_context_to): Don't allocate a struct function,
9335 use current_function instead. Call init_dummy_function_start when
9336 outside a function. Clear current_function before returning.
9337 (pop_function_context_from): Restore current_function.
9338 Don't free the restored struct function.
9339 (prepare_function_start): New function.
9340 (init_dummy_function_start): New function.
9341 (init_function_start): Break out some code into prepare_function_start
9344 * stmt.c (save_stmt_status): Don't call save_eh_status.
9345 (restore_stmt_status): Don't call restore_eh_status.
9347 * Makefile.in: Update dependencies.
9349 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9351 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9352 of depending on a magic constant value. Update comments.
9353 (hppa_expand_prologue): Similarly.
9355 * pa.md (reload_indi, reload_outdi): Allow any register for the
9356 original reload register.
9358 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9360 * cccp.c (print_help): Change marcos to macros.
9362 1999-07-30 Richard Henderson <rth@cygnus.com>
9364 * c-typeck.c (initializer_constant_valid_p): Move ...
9365 * c-common.c (initializer_constant_valid_p): ... here. Use
9366 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9368 * c-common.h (initializer_constant_valid_p): Declare.
9369 * c-tree.h (initializer_constant_valid_p): Remove.
9371 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9373 * config/i386/sol2-c1.asm: Align the stack.
9374 * config/i386/sol2-gc1.asm: Likewise.
9376 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9378 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9379 -Asparclite for sparc86x.
9380 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9382 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9384 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9386 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9387 the user if using the non-default arch size in BI_ARCH configuration.
9388 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9390 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9391 Fix patterns so that they actually match.
9392 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9393 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9394 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9396 (mulsidi3): Reflect this in the expand.
9397 (smulsi3_highpart): Only on TARGET_ARCH32.
9398 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9399 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9400 (umulsidi3): Reflect this in the expand.
9401 (umulsi3_highpart): Only on TARGET_ARCH32.
9402 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9403 don't require g0 to be zero.
9404 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9405 ({,u}divsi3): New expands.
9406 ({,u}divsi3_sp64): New patterns.
9407 (after lshrdi3_v8plus): Four new patterns to help combiner
9408 optimizing nested mixed mode shifts.
9410 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9411 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9412 speed things up. Don't use them by default on plain v9 in 64bit
9413 mode, according to what SPAMv9 sais.
9415 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9416 top 32 bits of %[og][0-7] in signal handlers.
9417 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9419 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9421 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9422 (ashlsi3): Corresponding changes.
9424 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9426 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9428 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9430 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9432 * arm.h (Hint): Delete macro.
9433 Substitute HOST_WIDE_INT for Hint in some prototypes.
9434 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9436 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9438 * builtins.c (expand_builtin_setjmp): Use force_operand to
9439 make sure that the buffer address is in a suitable form to be
9440 passed to force_reg.
9442 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9444 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9447 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9449 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9450 proper mode in the condition string.
9451 (icacheflush, dcacheflush): Remove modes from match_operands.
9453 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9454 proper mode before using it.
9456 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9459 * pa.c (store_reg): Do not call add_high_const generator directly.
9460 (load_reg, set_reg_plus_d): Likewise.
9461 * pa.md (add_high_const): No longer a named pattern.
9463 * pa.c (legitimize_address): Consistently use Pmode rather than
9464 SImode. Do not call gen_pic2_highpart directly anymore.
9465 * pa.md (pic2_highpart): No longer a named pattern.
9466 (pic2_lo_sum): Similarly. Reformat to make more readable.
9468 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9473 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9475 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9477 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9479 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9480 and tag the spill mems.
9481 (hppa_va_start): New.
9483 * pa.h (EXPAND_BUILTIN_VA_START): New.
9484 (EXPAND_BUILTIN_VA_ARG): New.
9486 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9488 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9489 and tag the spill mems.
9490 (mn10300_va_start): New.
9491 (mn10300_va_arg): New.
9492 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9493 (EXPAND_BUILTIN_VA_ARG): New.
9495 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9497 * mn10200.c (mn10200_va_arg): New.
9498 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9500 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9502 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9503 rather than play with TREE_INT_CST_LOW.
9505 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9507 * config/arm/telf.h: Include dbxelf.h.
9508 (CPP_PREDEFINES): Only define if not already defined.
9509 (ASM_IDENTIFY_GCC): Likewise.
9510 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9511 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9512 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9514 (DBX_DEBUGGING_INFO): Don't define.
9515 * config/arm/linux-telf.h: New file.
9516 * config/arm/linux-tgas.h: New file.
9517 * config/arm/t-thumb-linux: New file.
9518 * config/arm/uclinux-elf.h: New file.
9519 * config/arm/uclinux-telf.h: New file.
9520 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9521 thumb-*-uclinux): New targets.
9522 * configure: Regenerate.
9524 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9526 * pa.md (post_store, pre_load): New expanders.
9527 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9528 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9529 need to directly generate RTL for them.
9530 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9533 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9535 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9536 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9537 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9538 (secndary_reload_class): Make TARGET_ELF conditional compile.
9539 (print_operand_address): Similar.
9540 (output_toc): Print all values as hex.
9541 (get_issue_rate): Rearrange and add RS64A and PPC630.
9542 * rs6000.h (processor_type): Add RS64A and PPC630.
9543 (PROCESSOR_POWERPC64): New.
9544 (PROMOTE_MODE): Use word_mode.
9545 (RTX_COSTS): Add RS64A and PPC630.
9546 * rs6000.md (scheduling information): Add lmul and ldiv
9547 representing 64-bit integer multiply and divide. Add rs64a and
9549 (ashldi3): Add support for "rldic" instruction.
9550 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9552 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9554 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9555 instead of V8 for sparclite86x in cpu_table.
9557 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9559 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9560 output_file_directive.
9562 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9564 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9565 tree for op1, not the rtl.
9567 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9569 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9570 to m88k_va_start, leaving only the register spill.
9571 (m88k_build_va_list): New.
9572 (m88k_va_start): New.
9574 * m88k.h (BUILD_VA_LIST_TYPE): New.
9575 (EXPAND_BUILTIN_VA_START): New.
9576 (EXPAND_BUILTIN_VA_ARG): New.
9578 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9580 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9581 Rename from expand_builtin_saveregs.
9582 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9584 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9586 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9587 for the register spill block.
9588 (i960_build_va_list): New.
9589 (i960_va_start): New.
9591 * i960.h (BUILD_VA_LIST_TYPE): New.
9592 (EXPAND_BUILTIN_VA_START): New.
9593 (EXPAND_BUILTIN_VA_ARG): New.
9594 * i960.md (store_multiple): Use change_address on individul mems.
9596 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9598 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9600 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9601 (expand_builtin_va_end): Evaluate arg for side effects.
9602 * c-common.c (c_common_nodes_and_builtins): Construct a
9603 va_list_arg_type_node to handle array decomposition to pointer.
9605 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9607 * except.c (start_dynamic_cleanup): Use force_operand on the
9610 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9612 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9613 * c4x.c (c4x_va_arg): New.
9615 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9617 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9620 1999-07-26 Nathan Sidwell <nathan@acm.org>
9622 * eh-common.h (__eh_matcher): Prototype correctly.
9624 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9626 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9627 (TARGET_SINGLE_PIC_BASE): Likewise.
9628 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9630 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9631 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9632 (TARGET_OPTIONS): Add -mpic-register=N.
9633 (OUTPUT_INT_ADDR_CONST): New macro.
9634 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9635 LEGITIMATE_PIC_OPERAND_P): Likewise.
9636 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9637 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9638 output_addr_const directly.
9639 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9641 (thumb_pic_register, thumb_pic_register_string): Declare.
9643 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9645 (label_mentioned_p): New function: Imported from arm.c.
9646 (legitimize_pic_address): New function: Imported from arm.c.
9647 (is_pic):New function: Imported from arm.c.
9648 (thumb_finalize_pic):New function: Imported from arm.c.
9649 (add_constant): Cope with PIC constants.
9650 (fixit): Cope with PIC constants.
9651 (output_return): Do not treat the PIC register as live if
9652 TARGET_SINGLE_PIC_BASE is true.
9653 (thumb_function_prologue): Do not treat the PIC register as live if
9654 TARGET_SINGLE_PIC_BASE is true.
9655 (thumb_expand_prologue): Do not treat the PIC register as live if
9656 TARGET_SINGLE_PIC_BASE is true.
9657 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9658 TARGET_SINGLE_PIC_BASE is true.
9659 (thumb_print_operand): Accept '|'.
9660 (thumb_override_options): Process PIC options.
9662 * config/arm/thumb.md (movsi): Support PIC.
9663 (call_insn): Change "i" constraint to "X".
9664 (call_value_insn): Likewise.
9665 (consttable_4, consttable_8, consttable_end): Set and clear
9666 "making_const_table" as appropriate.
9667 (pic_load_addr, pic_add_dot_plus_four): New insns.
9669 * invoke.texi (Thumb Options): Fix spelling. Document new
9670 options -msingle-pic-base and -mpic-register=.
9672 1999-07-26 Andrew Haley <aph@cygnus.com>
9674 * config/m32r/initfini.c (__init): Use a full word immediate for
9675 __fini: this allows it to be placed in any memory region.
9677 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9678 -mmodel=medium. This is OK for all memory models.
9680 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9682 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9683 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9685 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9687 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9690 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9692 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9694 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9695 (BUILD_VA_LIST_TYPE): New.
9696 (EXPAND_BUILTIN_VA_START): New.
9697 (EXPAND_BUILTIN_VA_ARG): New.
9698 * i860.c (output_delayed_branch): Disable.
9699 (output_delay_insn): Likewise.
9700 (i860_saveregs): New.
9701 (i860_build_va_list): New.
9702 (i860_va_start): New.
9704 * i860.md: Disable all peepholes using output_delayed_branch.
9705 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9707 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9709 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9710 (BUILD_VA_LIST_TYPE): New.
9711 (EXPAND_BUILTIN_VA_START): New.
9712 (EXPAND_BUILTIN_VA_ARG): New.
9713 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9714 Return the address of the save area.
9715 (clipper_build_va_list): New.
9716 (clipper_va_start): New.
9717 (clipper_va_arg): New.
9719 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9721 * arc.h (EXPAND_BUILTIN_VA_START): New.
9722 (EXPAND_BUILTIN_VA_ARG): New.
9723 * arc.c (arc_setup_incoming_varargs): Set alias set of
9725 (arc_va_start): New.
9728 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9730 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9731 (BUILD_VA_LIST_TYPE): New.
9732 (EXPAND_BUILTIN_VA_START): New.
9733 (EXPAND_BUILTIN_VA_ARG): New.
9734 * alpha.c (alpha_builtin_saveregs): Delete.
9735 (alpha_build_va_list): New.
9736 (alpha_va_start): New.
9737 (alpha_va_arg): New.
9739 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9741 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9743 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9744 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9746 * gcc.texi: More changes related to list conversion.
9747 * invoke.texi: Likewise.
9749 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9751 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9752 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9753 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9754 (stabilize_va_list): New function.
9755 (std_expand_builtin_va_start): New function.
9756 (expand_builtin_va_start): New function.
9757 (get_varargs_alias_set): New function.
9758 (std_expand_builtin_va_arg): New function.
9759 (expand_builtin_va_arg): New function.
9760 (expand_builtin_va_end): New function.
9761 (expand_builtin_va_copy): New function.
9762 (expand_builtin): Call them.
9763 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9764 __builtin_{varargs_start,stdarg_start,end,copy}.
9765 (build_va_arg): New function.
9766 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9767 (build_va_arg): Declare.
9768 * c-decl.c (ptr_type_node, va_list_type_node): New.
9769 * c-parse.gperf (__builtin_va_arg): New.
9770 * c-parse.in (VA_ARG): New token.
9771 (unary_expr): Recognize it.
9772 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9773 * expr.h (std_expand_builtin_va_start): Declare.
9774 (std_expand_builtin_va_arg): Declare.
9775 (expand_builtin_va_arg): Declare.
9776 (get_varargs_alias_set): Declare.
9777 * tree.def (VA_ARG_EXPR): New.
9778 * tree.h (BUILT_IN_VARARGS_START): New.
9779 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9780 (ptr_type_node, va_list_type_node): Declare.
9781 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9782 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9783 * m88k.h, m88k.c: Likewise.
9784 * mn10300.h, mn10300.c: Likewise.
9785 * pa.h, pa.c: Likewise.
9786 * rs6000.h, rs6000.c: Likewise.
9787 * sh.h, sh.c: Likewise.
9788 * sparc.h, sparc.c: Likewise.
9790 * emit-rtl.c (operand_subword): Copy alias set.
9791 (change_address): Likewise.
9793 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9795 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9796 not just the first one.
9798 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9800 * config/arm/arm.h (TARGET_SWITCHES): Add
9801 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9802 (TARGET_OPTIONS): Add -mpic-register=.
9803 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9804 (arm_pic_register_string): Declare.
9805 (NEED_PLT_GOT): Delete, replace with ...
9806 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9807 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9808 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9809 * config/arm/arm.c (arm_override_options): Add new option
9811 (arm_pic_register_string): New variable.
9812 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9813 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9814 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9815 (output_return_instruction): Likewise.
9816 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9817 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9818 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9820 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9821 mention of -msched-prolog. Document new options -msingle-pic-base
9822 and -mpic-register=.
9824 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9826 * haifa-sched.c (reemit_notes): Tidy.
9827 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9830 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9832 * explow.c (trunc_int_for_mode): New function.
9833 (plus_constant_wide): Use it.
9834 * combine.c (simplify_and_const_int): Likewise.
9835 (merge_outer_ops): Likewise.
9836 (simplify_shift_const): Likewise.
9837 * cse.c (simplify_unary_operation): Likewise.
9838 (simplify_binary_operation): Likewise.
9839 * emit-rtl.c (operand_subword): Likewise.
9840 * rtl.h: Declare it.
9842 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9844 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9845 (use NUM_REGS instead of NUM_INTS).
9847 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9849 * builtins.c: New file.
9850 * expr.c (saveregs_value, apply_args_value): Delete definition,
9851 moved into builtins.c.
9852 (string_constant): No longer static.
9853 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9854 apply_args_size, apply_result_size, result_vector,
9855 expand_builtin_apply_args, expand_builtin_apply,
9856 expand_builtin_return): Delete functions, moved into builtins.c.
9857 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9858 * expr.h (saveregs_value, apply_args_value): Declare variables.
9859 (expand_builtin, string_constant): Declare functions.
9860 * Makefile.in: Update to build builtin.o.
9862 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9864 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9865 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9866 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9867 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9869 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9872 1999-07-21 Michael Meissner <meissner@cygnus.com>
9874 * print-rtl.c (print_rtx): Print the names of the virtual
9877 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9879 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9880 introduced in previous delta.
9882 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9884 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9885 to avoid name clash.
9887 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9889 * c-lex.c (yylex) : Correct the test for overflow when lexing
9892 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9894 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9895 (adjust_priority): Always call ADJUST_PRIORITY.
9896 (schedule_insn): Only put insns into the ready at cost 0.
9897 (schedule_block): Remove redundant initial sort. Give clock_var
9898 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9900 * tm.texi (MD_SCHED_REORDER): Update docs.
9902 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9903 * sparc.c (ultra_reorder_called_this_block): Delete.
9904 (ultrasparc_sched_init): Don't set it.
9905 (ultrasparc_sched_reorder): Don't check it.
9907 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9909 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9910 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9911 (function_arg_boundary): Align DFmode.
9912 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9913 to get fp reg and stack overflow correct.
9914 (function_arg): Likewise.
9915 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9916 (setup_incoming_varargs): Restructure for ABI_V4; use
9917 function_arg_advance to skip final named argument.
9918 (expand_builtin_saveregs): Properly unskip the last integer arg
9919 when doing varargs. Adjust overflow location calculation.
9921 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9922 explicitly unsigned.
9923 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9924 (__VA_GP_REGSAVE): Similarly.
9925 (__va_longlong_p): Delete.
9926 (__va_arg_type_violation): New declaration.
9927 (va_arg): Restructure. Flag promotion errors. Align double.
9928 TFmode passed by reference.
9930 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9931 in the HOST_BITS_PER_WIDE_INT > 32 case.
9933 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9935 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9937 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9939 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9940 * toplev.c (documented_lang_options): Add -fpreprocessed.
9941 * cpplib.h (struct cpp_buffer): Add preprocessed.
9942 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9943 (cpp_start_read): Don't expand macros or emit an initial #line
9944 directive if -fpreprocessed.
9946 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9948 * cpplib.h (struct cpp_buffer): Added manual_pop for
9949 better C++ tokenization.
9950 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9951 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9952 * c-common.c (cpp_token): Make non-static.
9954 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9956 * c-common.h: New file.
9957 * c-common.c (permanent_obstack): Delete unused declaration.
9958 (c_global_trees): New array.
9959 (c_common_nodes_and_builtins): New function; split off common code
9960 from init_decl_processing in both c-decl.c and cp/decl.c.
9961 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9962 c_global_trees and accessor macros defined in c-common.h.
9964 * c-decl.c: Delete definitions for tree nodes that were replaced by
9966 (init_decl_processing): Build void_list_node.
9967 Call c_common_nodes_and_builtins; delete code to generate the common
9969 * objc/objc-act.c (build_module_descriptor): Rename variable
9970 void_list_node to avoid clash with c-common.h.
9972 * Makefile.in: Update dependencies.
9973 * objc/Make-lang.in: Likewise.
9975 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9977 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9978 (UNIQUE_SECTION_P): Likewise.
9979 (UNIQUE_SECTION): Likewise.
9981 1999-07-19 Linas Vepstas <linas@linas.org>
9983 * config/i370/README: New file.
9984 * config/i370/linux.h: New file.
9985 * config/i370/mvs.h: New file.
9986 * config/i370/oe.h: New file.
9987 * config/i370/t-linux: New file.
9988 * config/i370/t-mvs: New file.
9989 * config/i370/t-oe: New file.
9990 * config/i370/x-oe: New file.
9991 * config/i370/xm-linux.h: New file.
9992 * config/i370/xm-mvs.h: New file.
9993 * config/i370/xm-oe.h: New file.
9995 * i370.c (label_node_t): Add first_ref_page, label_addr,
9996 label_first_ref, label_last_ref members.
9997 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9998 (MAX_MVS_LABEL_SIZE): Define.
9999 (MAX_LONG_LABEL_SIZE): Define.
10000 (alias_node_t, alias_anchor, alias_number): New.
10001 (mvs_function_table): Reorder for EBCDIC.
10002 (ascebc, ebcasc): Unconditionally define.
10003 (i370_branch_dest, i370_branch_length): New functions.
10004 (i370_short_branch, i370_label_scan): New functions.
10005 (mvs_get_label): Renamed from mvs_add_label. Search for
10006 an existing label before creating a new one.
10007 (mvs_add_label): New function.
10008 (mvs_get_label_page): New function.
10009 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
10010 over the entire list.
10011 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
10012 (mvs_check_page) [TARGET_ELF_ABI]: New function.
10013 (mvs_add_alias, mvs_need_alias): New functions.
10014 (mvs_get_alias, mvs_check_alias): New functions.
10015 (handle_pragma): New function.
10016 (mvs_function_check): New function.
10017 (unsigned_jump_follows_p): Search harder.
10018 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
10019 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
10020 * i370.h (TARGET_VERSION): Delete.
10021 (CPP_SPEC, CPP_PREDEFINES): Delete.
10022 (mvs_label_emitted): Delete.
10023 (TARGET_EBCDIC): Delete.
10024 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
10025 (HANDLE_PRAGMA): Define.
10026 (HARD_REGNO_NREGS): Handle complex modes.
10027 (HARD_REGNO_MODE_OK): Likewise.
10028 (CLASS_MAX_NREGS): Likewise.
10029 (RET_REG): Likewise.
10030 (EXTRA_CONSTRAINT): Define.
10031 (RETURN_IN_MEMORY): True for DImode.
10032 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
10033 (FUNCTION_PROFILER): Delete.
10034 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
10035 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
10036 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
10037 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
10038 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
10039 (ASM_FILE_START): Add "RMODE ANY".
10040 (ASM_OUTPUT_EXTERNAL): Check for aliases.
10041 (ASM_GLOBALIZE_LABEL): Likewise.
10042 (ASM_OUTPUT_LABELREF): Likewise.
10043 (ASM_OUTPUT_COMMON): Likewise.
10044 (PRINT_OPERAND): Handle 'K', 'W', default.
10045 (PRINT_OPERAND_ADDRESS): New.
10046 (Lots of defines): Add support for TARGET_ELF_ABI.
10047 * i370.md (attr length): New. Define for all patterns.
10048 (*): Lots of tweeks to assembly output and constraints.
10050 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
10052 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
10053 Disable patterns performing SImode comparisons with SImode values
10054 if TARGET_POWERPC64 and instruction does not sign-extend or does
10055 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
10056 differ for signed quantities.
10057 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
10058 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
10059 (decrement_and_branch_on_count): Add 64-bit variant.
10061 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10063 * final.c (output_asm_insn): When searching for the matching string
10064 for a given dialect, don't run past the end of the list of
10065 alternatives if there are fewer alternatives in the template than
10068 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
10070 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
10071 Removed paragraph about compression of files and size limitation,
10072 duplicated in the FAQ. Use gcc-patches for posting patches.
10073 * gcc.c (main): Updated URL with bug reporting instructions to
10074 gcc.gnu.org. Removed e-mail address.
10075 * system.h (abort): Likewise.
10077 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10079 * Makefile.in (stmp-multilib-sub): Make the files extracted
10080 from $(LIBGCC1) writable.
10082 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
10084 * config/arm/aout.h: Reformat for improved readability.
10086 * config/arm/arm.h: Reformat for improved readability.
10087 Replace uses of fprintf with asm_fprintf where appropriate.
10088 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
10089 function declaration assembler actions.
10090 (NUM_INTS): New macro: Convert from bytes to words.
10091 (NUM_REGS): New macro: Compute number of registers required to
10092 hold a quanitity of tyep MODE.
10093 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
10095 (NUM_ARG_REGS): New macro: The number of argument registers
10097 (ARG_REGISTER): New macro: Compute the register number of the Nth
10099 (LAST_ARG_REGNUM): New macro: The number of the last argument
10101 (SP_REGNUM): New macro: Register number of the stack pointer.
10102 (FP_REGNUM): New macro: Register number of the frame pointer.
10103 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
10104 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
10105 CUMULATIVE_ARGS so that it counts registers not bytes.
10107 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
10109 Replace uses of fprintf with asm_fprintf where appropriate.
10110 (output_ascii_pseudo_op): Replace with version from thumb.c
10112 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
10114 * config/arm/elf.h (CPP_PREDEFINES): Replace with
10115 SUBTARGET_CPP_SPEC.
10116 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
10117 (ASM_FILE_START): Emit ASM_APP_OFF.
10119 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
10121 * pa.c (compute_frame_size): Round frame according to
10122 STACK_BOUNDARY rather than a hardwired value.
10124 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
10126 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
10128 * configure: Rebuilt.
10130 * configure.in (hppa*-*-linux*): New configuration.
10131 * configure: Rebuilt.
10132 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
10133 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
10134 * pa/pa-linux.h: New file.
10135 * pa/t-linux: New file.
10136 * pa/xm-linux.h: New file.
10138 * pa.c (hppa_legitimize_address): Change references from SImode to
10139 either Pmode or word_mode as appropriate.
10140 (emit_move_sequence, store_reg, load_reg): Likewise.
10141 (set_reg_plus_d, hppa_expand_prologue): Likewise.
10142 (output_mul_insn): Likewise.
10143 * pa.h (PROMOTE_MODE): Likewise.
10144 (INITIALZE_TRAMPOLINE): Likewise.
10145 (Pmode): Define to word_mode.
10147 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
10148 value of 4. Allocate 8 bytes for each FP register save.
10149 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
10151 (hppa_expand_prologue): Likewise.
10152 * pa.h (PROMOTE_MODE): Likewise.
10153 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
10154 (FUNCTION_ARG_BOUNDARY): Likewise.
10156 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
10158 * pa.c (out_of_line_prologue_epilogue): Delete.
10159 (override_options): Remove -mspace related code.
10160 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
10161 (compute_frame_size): Only allocate space for register that
10162 actually need to be saved.
10163 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
10164 (TARGET_SWITCHES): Remove -mspace, -mno-space
10165 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
10166 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
10167 * pa/ee.asm, pa/ee_fp.asm: Delete.
10169 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
10171 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
10172 directive in column zero.
10174 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
10176 * m68k.c (output_function_prologue): Fix computation of save mask
10177 when generating PIC code.
10179 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
10181 * tree.c (build_type_attribute_variant): Move current_obstack restore
10182 after build_qualified_type call.
10184 1999-07-15 Mark Mitchell <mark@codesourcery.com>
10186 * configure.in: Use t-iris6, even with GNU LD.
10187 * config/mips/iris6gld.h: Fix typo in linker spec.
10188 * config/mips/t-iris6gld: Remove.
10190 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
10192 * rs6000.md (insv, extzv): Remove SImode dependence in named
10193 patterns. Explicitly generate DImode RTL if PowerPC64 and
10195 (insvdi): Reverse start and size in instruction template.
10197 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
10199 * invoke.texi: Typo fixes.
10201 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
10203 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
10204 handle at this time instead of silently generating incorrect code.
10205 (gen_imagpart): Likewise.
10207 * reload.c (find_reloads): Emit a USE for a pseudo register without
10208 a hard register if we could not create an optional reload for the
10211 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10213 * c-typeck.c (output_init_element, process_init_element):
10214 When advancing constructor_unfilled_fields for a RECORD_TYPE,
10215 check for nameless bit fields.
10217 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
10219 * regclass.c (scan_one_insn): Notice subregs that change the
10220 size of their operand.
10221 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
10223 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
10225 * configure.in (alpha*-*-*): Include alpha/t-ieee.
10226 * configure: Rebuilt.
10227 * alpha/t-ieee: New file.
10229 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
10231 * rs6000.c (find_addr_reg): Do not select r0 as an address
10234 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
10236 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
10238 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
10240 * rs6000.md (movsf): Do not force easy FP constants into memory.
10242 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
10243 immed_double_const to ensure they are properly truncated then
10246 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10248 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
10249 always unless NO_DEBUG is used. Compile this code
10251 (replace_symbols_in_block): Compile it unconditionally.
10253 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
10255 * configure.in (i?86-*-elf*): New target.
10256 * configure: Rebuilt.
10257 * i386/i386elf.h, i386/t-i386elf: New files.
10259 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
10261 * toplev.c (main): Don't complain about saying -gdwarf.
10262 (rest_of_compilation): Remove redundant code.
10264 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
10266 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
10268 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
10270 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
10271 "Li960R:", to avoid name clash.
10273 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10275 * loop.c (check_dbra_loop): When reversing a loop, delete all
10276 REG_EQUAL notes referencing the reversed biv except those which are
10277 for a giv based on it.
10279 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
10281 * version.c: Drop "gcc-" prefix from version #.
10283 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
10285 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
10286 the label if we're being verbose.
10288 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
10290 * m68k.c (output_function_prologue): Add pic register to mask
10291 if live and flag_pic.
10292 (output_function_epilogue): Likewise.
10294 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
10296 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
10297 directives in column zero.
10299 * pa/elf.h (ASM_FILE_START): Define.
10300 * pa/som.h (ASM_FILE_START): Include .level directives.
10301 * pa/hpux10.h (ASM_FILE_START): Delete.
10302 * pa/hpux11.h (ASM_FILE_START): Delete.
10304 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
10306 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10308 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
10309 when reload_out equals reload_in.
10311 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
10313 * invoke.texi (Spec Files): New node: Describe the contents of
10316 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
10318 * invoke.texi (DEC Alpha Options): Put @end table at
10319 beginning of line, to avoid confusing texi2html.
10321 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
10323 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
10324 introduced in previous delta.
10326 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10328 * reload1.c (gen_reload): When synthesizing a 3 operand add
10329 sequence, improve test for when to reload OP1 into the reload
10330 register instead of OP0.
10332 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10334 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10336 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10338 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10341 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10343 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10344 (va_dcl): Use __builtin_va_alist_t.
10346 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10348 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10349 on the permanent_obstack.
10350 * dwarfout.c (output_type): Likewise.
10352 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10354 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10355 Merged from c-typeck.c and cp/typeck.c.
10356 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10357 Merged into c-common.
10359 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10361 * c-lex.c (errorcount): Declare it.
10362 (finish_parse): Update errorcount when using CPPLIB.
10364 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10366 * fixinc/inclhack.def(end_else_label): Double the backslash so
10367 sed gets a chance to see it.
10368 * fixinc/inclhack.sh: regen
10369 * fixinc/fixincl.x: regen
10371 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10373 Add framework to support armv5 architecture when it becomes
10376 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10377 (arm_arch5): New variable.
10378 (all_architectures): Add armv5 line.
10379 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10380 -march=armv5 is specified on the command line.
10381 (arm_arch5): Export this variable.
10382 * invoke.texi: Document new string accepted by -march= switch for
10385 * config/arm/arm.h: Replace use of constant 12 as a register
10386 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10387 * config/arm/arm.c: Replace use of constant 12 as a register
10388 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10390 * config/arm/elf.h: Tidy up.
10391 * config/arm/coff.h: Tidy up.
10393 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10395 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10396 * gcc/config/mips/t-iris6gld: New file.
10397 * gcc/config/mips/iris6gld.h: Likewise.
10399 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10401 * c-decl.c (widest_integer_literal_type_node,
10402 widest_unsigned_literal_type) : New.
10403 (init_decl_processing): Handle/use the two new types.
10404 * c-common.c (type_for_size,type_for_mode) : Same.
10405 * c-lex.c (yylex) : Same.
10406 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10408 * c-tree.h (widest_integer_literal_type_node,
10409 widest_unsigned_literal_type) : New.
10411 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10413 * dwarfout.c (field_byte_offset): Correctly compute the object's
10414 byte offset for the first bit of a field which crosses an alignment
10415 boundary on a !BYTES_BIG_ENDIAN target.
10417 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10419 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10422 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10423 Jeff Law <law@cygnus.com>
10425 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10428 * except.c: Include intl.h.
10429 (expand_eh_return): Set current_function_cannot_inline.
10430 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10431 * function.h (struct function): Add eh_return_stub_label.
10432 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10433 * Makefile.in (except.o): Depend on intl.h.
10435 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10437 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10438 same as offsettable in cases 1 and 2.
10440 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10442 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10443 (extlh, extwh): Likewise.
10445 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10447 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10449 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10451 * configure.in: Add arm-pe and thumb-pe targets.
10452 * configure: Regenerate.
10454 * thumb.c (arm_naked_function_p): New function: Determines if
10455 a function is naked (has no gcc generated prologue/epilogue).
10456 (is_called_in_ARM_mode): Return true if the func has the
10457 interfacearm attribute.
10458 (output_return): Do not generate a return for naked functions.
10459 (thumb_function_prologue): Do not generate a prologue for
10461 (thumb_expand_prologue): Do not generate a prologue for naked
10463 (thumb_expand_epilogue): Do not generate an epilogue for naked
10465 (arm_valid_machine_decl_attribute): New function, copied from
10466 arm.c: Permit naked and interfacearm attributes.
10468 * config/arm/pe.c: New file: Support code for arm-pe target.
10469 * config/arm/pe.h: New file: Header file for arm-pe target.
10470 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10471 * config/arm/t-thumb-pe: New file: Makefile fragment for
10474 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10476 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10477 -fPIC or -fpic is specified.
10479 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10481 * expr.c (emit_block_move): Use copy_to_mode_reg for
10482 !TARGET_MEM_FUNCTIONS case too.
10484 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10486 * configure: Rebuilt.
10487 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10488 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10489 definitions made redundant by dbxelf.h inclusion. Delete
10490 lots of definitions related to assembly output that are
10491 specific to the SOM object format.
10492 * pa.c (output_function_prologue): Do not emit the function's
10494 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10495 * pa-pro.h: Deleted.
10496 * som.h: New file with SOM specific definitions.
10497 * elf.h: New file with ELF specific definitions.
10499 * elfos.h (const_section): Output a tab before assembler directives.
10500 (ctors_section, dtors_section): Likewise.
10501 (ASM_OUTPUT_SECTION_NAME): Likewise.
10503 * pa/pa1.h: Delete unused file.
10505 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10507 * configure.in (hppa*-hp-hpux11*): New configuration.
10508 * configure: Rebuilt.
10509 * pa/pa-hpux11.h: New file.
10510 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10513 * mips.md (leasi, leadi): New patterns.
10515 * expr.c (emit_block_move): Properly handle case where one of the
10516 block move arguments has a queued increment or decrement.
10517 (clear_storage): Similarly. Fix formatting goof.
10519 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10521 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10522 semicolon from the BSD VA_LIST replacement expression.
10524 * fixinc/inclhack.sh: regen
10525 * fixinc/fixincl.x: regen
10527 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10528 now use the fixincl program.
10530 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10532 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10533 case. Also make the PIC register call_used.
10535 * m68k.h (FINALIZE_PIC): Delete.
10536 * m68k.c (finalize_pic): Delete.
10538 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10540 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10543 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10545 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10547 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10549 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10551 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10553 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10555 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10557 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10559 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10561 * rs6000.c (output_toc): Always use hex values for floating-point
10562 constants. Store single-precision values in upper-half of TOC
10563 entry in 64-bit mode.
10564 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10565 to final constraints.
10566 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10567 (fctiwz): Improve accuracy of RTL for pattern.
10569 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10571 * expr.c (expand_expr): Allow RTL_EXPR's through the
10572 MAX_INTEGER_COMPUTATION_MODE checks.
10574 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10576 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10577 such that MASK_SUPPORT_ARCH is not negative.
10579 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10581 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10582 ADDR_DIFF_VEC insns that appear inside loops.
10584 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10585 Jeff Law <law@cygnus.com>
10587 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10588 Handle LO_SUM the same as offsettable in cases 1 and 2.
10589 * rs6000.c (find_addr_reg): Revert previous patch.
10591 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10593 * system.h (strstr): New external function declaration.
10594 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10595 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10596 * config.in, configure: Rebuilt.
10598 1999-06-24 Tom Tromey <tromey@cygnus.com>
10600 * gcc.c (main): Read user-specified specs files after computing
10601 additional startfile_prefixes.
10603 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10605 Revert these two patches:
10607 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10608 * loop.c (strength_reduce): When doing biv->giv conversion, update
10609 reg note of NEXT->insn.
10611 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10612 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10614 (recombine_givs): Set ix field after sorting.
10616 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10618 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10619 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10621 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10623 *fixinc/inclhack.def: Add fix development commentary
10624 (read_ret_type): reactivate and add selection clause
10625 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10626 *fixinc/{fixincl.x|inclhack.sh}: regen
10628 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10630 * expr.c (expand_expr): STRIP_NOPS before checking against
10631 MAX_INTEGER_COMPUTATION_MODE
10632 (check_max_integer_computation_mode): Likewise.
10634 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10636 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10638 1999-06-22 Jim Wilson <wilson@cygnus.com>
10640 * expr.c (store_expr): When target is a promoted subreg, return a
10641 promoted subreg as a result.
10643 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10645 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10647 (dwarf2out_define): Mark unused parameters appropriately.
10648 (gen_unspecified_parameters_die): Ditto.
10649 (gen_subprogram_die): Fix signed/unsigned warnings.
10650 (gen_variable_die): Ditto.
10652 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10654 * fixinc/inclhack.def(end_else_label): combined else_label
10655 and endif_label and fixed the sed expression.
10656 *fixinc/{fixincl.x|inclhack.sh}: regen
10658 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10660 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10661 'x' when handling non-offsettable addresses
10663 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10665 * final.c (shorten_branches): Don't try to split an insn that has
10668 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10670 * config/mips/mips.c (symbolic_expression_p): New function.
10671 (mips_select_rtx_section): Put symbolic expressions in the
10672 data section, not the read-only data section.
10674 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10676 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10678 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10680 * collect2.c (main): Log frame table count.
10681 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10682 (scan_prog_file) [COFF]: Handle frame tables.
10684 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10685 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10686 * alpha/elf.h: Undef them again.
10687 * alpha/vms.h: Remove their definitions.
10689 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10691 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10692 remove the clobber of r0 and change the REG_UNUSED note to
10695 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10697 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10698 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10699 fits in HOST_WIDE_INT and one uses union to access a long constant
10702 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10704 * sparc.c (sparc_override_options): Don't allow profiling for
10705 code models other than medlow.
10706 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10707 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10708 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10709 (sparc_block_profiler): Likewise.
10710 (sparc_function_block_profiler_exit): Likewise.
10711 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10712 (FUNCTION_BLOCK_PROFILER): Likewise.
10713 (BLOCK_PROFILER): Likewise.
10714 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10715 (MCOUNT_FUNCTION): New.
10716 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10717 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10718 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10719 (MCOUNT_FUNCTION): New.
10720 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10721 (BLOCK_PROFILER): Delete.
10722 (MCOUNT_FUNCTION): New.
10724 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10726 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10728 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10730 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10733 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10736 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10739 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10742 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10744 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10747 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10749 * i386/djgpp.h (LIB_SPEC): New.
10750 (STARTFILE_SPEC): New.
10752 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10754 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10756 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10759 * system.h (WSTOPSIG): New macro.
10761 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10763 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10765 (insert_pack_attributes): Take into account member natural
10768 * i386/winnt.c (exports_head): New static variable.
10769 (i386_pe_record_exported_symbol): New function.
10770 (i386_pe_asm_file_end): Use.
10771 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10772 symbols to be emitted at end of assembly.
10773 (ASM_DECLARE_OBJECT_NAME): Likewise.
10774 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10776 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10779 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10781 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10784 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10786 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10787 zapping reg_last_uses directly.
10788 (sched_analyze_2, sched_analyze_insn): Likewise.
10789 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10791 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10793 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10794 attributes for cases 1 and 2.
10796 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10798 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10801 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10803 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10805 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10807 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10808 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10809 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10810 must be stacked if it is used for PIC accesses.
10811 * arm.c (use_return_insn): Handle PIC register specially.
10812 (output_return_instruction): Likewise.
10813 (output_func_{prologue,epilogue}): Likewise.
10814 (output_expand_prologue): Likewise.
10816 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10817 (*strsi_predec): Renamed from *strqi_predec.
10818 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10819 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10821 * arm.c (arm_override_options): Remove warning about PIC code
10822 not being supported.
10824 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10826 * rs6000.c (find_addr_reg): New function.
10827 * rs6000.h (find_addr_reg): Declare.
10828 (offsettable_addr_operand): Delete.
10829 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10830 from and stores to GPRs.
10832 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10834 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10835 gen_sequence as argument to emit_no_conflict_block.
10837 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10839 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10840 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10841 *fixinc/fixincl.x: regen
10842 *fixinc/inclhack.sh: regen
10844 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10846 * added support for -mpcrel (PC relative addressing for m68k)
10847 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10848 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10849 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10850 (comments for general_src_operand): Add some explanation
10851 about EXTRA_CONSTRAINTS.
10852 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10853 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10854 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10855 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10856 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10857 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10858 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10859 if not already set.
10860 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10861 * m68k.h (TARGET_PCREL): New target flag.
10862 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10863 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10864 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10865 contains a SYMBOL_REF. Relax this constraint during reload, since
10866 we want to use the predicates, not reload's built-in concept of a
10867 valid memory address, to control what insns need reloading.
10868 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10869 operands (essentially 'g', 'm', and 's' under normal circumstances).
10870 * m68k.c (print_operand): Cause printing of pc-relative addresses
10871 to include pc register.
10872 (print_operand_address): Ditto.
10873 (general_src_operand): Accept operands that are not only
10874 general_operands, but are also valid when used as a pc-relative
10876 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10877 (memory_src_operand): Similar, for memory_operands.
10878 (pcrel_address): New predicate to accept the special case of a
10879 pc-relative address.
10880 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10881 QImode insns to accept *_src_operand instead of *_operand where
10882 pc-relative operands can fit. For example, a pc-relative operand
10883 can be used as a memory source operand for addsi3, but not as a
10884 memory destination.
10885 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10887 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10889 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10890 .thumb_set pseudo op to mark aliases of thumb functions.
10892 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10894 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10895 preference to ASM_OUTPUT_DEF, if it is defined.
10897 * tm.texi: Document new, optional target macro
10898 ASM_OUTPUT_DEF_FROM_DECLS.
10900 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10902 * fixincludes: ISCNTL patch
10903 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10904 (dgux_int_varargs): new for DG/UX
10905 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10907 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10909 * invoke.texi (ia32 options): Fix typo.
10911 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10913 * loop.c (strength_reduce): When doing biv->giv conversion, update
10914 reg note of NEXT->insn.
10916 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10918 * loop.c (move_movables): Note issues with replacing REGs with
10920 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10922 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10924 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10926 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10927 the reference to `mcount' was not correct for the ELF on FreeBSD.
10929 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10931 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10934 (recombine_givs): Set ix field after sorting.
10936 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10938 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10939 to safe to extract a subword out of a REG.
10941 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10943 * sh.md (mulsi3): Don't add a no-op move at the end.
10945 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10947 * cse.c (cse_insn): Don't put hard register source into tables for
10948 the last insn of a libcall.
10950 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10952 * loop.c (strength_reduce): Insert sets of derived givs at every
10953 biv increment, even if it's the only one.
10955 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10957 * dwarfout.c (add_incomplete_type): New fn.
10958 (output_type): Call it.
10959 (retry_incomplete_types): New fn.
10960 (dwarfout_finish): Call it.
10962 From Eric Raskin <ehr@listworks.com>:
10963 (output_type): Output types for bases.
10965 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10967 * mips.c (mips_output_conditional_branch): Add `break'
10968 between `default' label and `close braces'.
10970 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10972 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10973 specifications and make it realistic.
10974 (LIB_SPEC): Likewise.
10976 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10978 * config/mips/mips.c (mips_secondary_reload_class): Check for
10979 (PLUS (SP) (REG)) and return appropriate register class.
10980 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10981 Handle (PLUS (SP) (REG)).
10982 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10983 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10984 of emit_insn for tablejump.
10986 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10988 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10989 asm_fprintf format string by itself.
10990 (output_function_profiler): Likewise.
10992 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10994 * combine.c (simplify_logical, case AND): Only call
10995 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10996 or the constant is positive.
10998 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
11000 * configure.in: Fix typo in rs6000-ibm-aix4 case.
11001 * configure: Regenerate.
11003 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
11005 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
11006 require a sub-version #.
11007 * configure: Rebuilt.
11009 1999-06-14 Robert Lipe (robertlipe@usa.net)
11011 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
11013 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
11015 * c-typeck.c (process_init_element): Detect excess elements in
11016 char array initializer.
11018 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
11020 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
11022 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11024 * invoke.texi (Option Summary): Add -fpermissive flag.
11026 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
11028 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
11029 that require PIC code sequences.
11031 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
11033 * configure.in: Add new target: thumb-elf.
11034 * configure: Regenerate.
11035 * config/arm/t-thumb-elf: New file: Makefile fragment for
11037 * config/arm/telf.h: New file: Header file for thumb-elf
11040 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
11042 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
11043 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
11044 initializers is some circumstances.
11046 * fixinc/inclhack.def (endif_label): Add additional selector for
11047 more bogus stuff after #endif statements.
11048 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11050 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
11052 * i386/cygwin.h (SET_ASM_OP): Define.
11054 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
11056 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
11058 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11060 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
11063 * sh.md (ic_invalidate_line_i): Remove second alternative.
11065 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11067 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
11068 test for the presence of valid prototypes. Delete bypass expr.
11069 (ioctl_fix_ctrl): Correct the selection expression.
11070 (no_double_slash): Correct quoting rules
11071 *fixinc/fixincl.x: regen
11072 *fixinc/inclhack.sh: regen
11074 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
11076 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
11078 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11080 * rs6000.md (movsi_got_internal_mem): Delete.
11081 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
11082 (GOT_TOC_REGNUM): Delete.
11083 (PIC_OFFSET_TABLE_REGNUM): Define.
11084 (FINALIZE_PIC): Disable.
11085 * rs6000.c (rs6000_got_register): New code for fixed pic register.
11086 (rs6000_replace_regno): Delete.
11087 (rs6000_finalize_pic): Likewise.
11088 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
11090 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11092 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
11093 is a note; use <= for the compare; advance P while it is
11096 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
11098 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
11099 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
11101 * varasm.c (remove_from_pending_weak_list): Verify t->name
11102 is non-NULL before passing it to strcmp.
11104 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11106 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
11107 the typed arguments are not part of a comment
11108 (ioctl_fix_ctrl): Added a purpose comment
11109 *fixinc/fixincl.x: regenerate
11110 *fixinc/inclhack.sh: regenerate
11112 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11114 * invoke.texi: Add C4x invocation docs.
11116 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11118 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
11120 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
11122 (c4x_legitimize_reload_address): New function.
11123 * config/c4x/c4x.md: Update docs.
11125 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
11127 * fixincludes: Avoid removing '.'.
11128 * fixinc/fixinc.svr4: Likewise.
11129 * fixinc/fixinc.winnt: Likewise.
11130 * fixinc/inclhack.tpl: Likewise.
11131 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
11133 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11135 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
11137 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
11139 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
11141 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
11144 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
11146 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
11147 * configure: Regenerate.
11149 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
11151 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
11154 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
11156 * fixinc/inclhack.def (avoid_bool): Also catch
11157 "typedef [unsigned] int bool".
11158 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11160 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
11161 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
11162 * configure: Rebuilt.
11164 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
11166 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
11167 such that we can override its definitions if necessary.
11168 (CPP_SPEC): New define. Support processor specific predefines via
11170 (CC1_SPEC): New define. Support processor specific compiler
11171 options via %(cc1_cpu).
11172 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
11175 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11177 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
11178 between sed's -e flag, and the open-quote following it.
11179 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11181 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
11182 Jeffrey A Law (law@cygnus.com)
11184 * varasm.c (assemble_start_function): Remove the function
11185 from the pending weak decls list when we define a function.
11186 (assemble_variable): Similarly for variables.
11187 (weak_finish): Ignore items on the list with a NULL name.
11188 (remove_from_ending_weak_list); New function to "remove" an item
11189 from the pending weak declarations list.
11191 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11193 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
11195 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
11197 * c-lex.c (GETC): Redefine to call getch.
11198 (UNGETC): Redefine to call put_back.
11199 (putback_buffer): New structure type.
11200 (putback): New static structure.
11201 (getch): New function.
11202 (put_back): New function.
11203 (yylex): Replace unused bytes from bad multibyte character.
11205 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
11207 * cpplib.c (do_define): Cast `alloca' return value.
11208 (do_include, do_undef, do_pragma): Likewise.
11209 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
11211 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
11212 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
11214 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
11216 * sparc.md (abstf2): This should be an expand.
11217 (split after abstf2_notv9): Fix mode.
11218 (abstf2_hq_v9): New pattern.
11219 (abstf2_v9): Only use when no hard quad.
11220 (absdf2_v9): Fix if target is not the same as source.
11221 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
11222 Add correct output constraints.
11224 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
11226 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
11227 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
11229 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
11231 * mips.h (mips_output_conditional_branch): New function.
11232 (mips_adjust_insn_length): Likewise.
11233 (ASSEMBLER_SCRATCH_REGNUM): New macro.
11234 (ADJUST_INSN_LENGTH): Likewise.
11235 * mips.c (print_operand): Add `F' and `W' for floating-point
11236 comparison opcodes.
11237 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
11239 (mips_adjust_insn_length): New function.
11240 (mips_output_conditional_branch): New function.
11241 * mips.md (length): Adjust attribute definition to handle
11242 conditional branches. Change lengths to bytes, rather than
11243 instructions throughout. Remove length attribute from
11244 instructions whose length is four bytes, and rely on the default
11246 (dslot): Fix typo in comment.
11247 Reword conditional branch patterns to use
11248 mips_output_conditional_branch.
11250 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11252 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
11253 (LIB_SPEC): Likewise.
11254 Link with -lprof1_r for -g/-pg.
11256 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11258 * loop.c (check_dbra_loop): Fix change of Jan 19.
11260 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
11262 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
11263 (STARTFILE_SPEC): Define, override the svr4.h version.
11264 (ENDFILE_SPEC): Likewise.
11266 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
11268 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
11269 * fixinc/fixincl.x: Regenerated.
11270 * fixinc/inclhack.sh: Regenerated.
11272 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11274 * sh.c (barrier_align): Don't return early for normal branch/barrier
11275 when optimizing for SH2.
11277 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
11279 * i386/udk.h (LINK_SPEC): Correct linker search path for
11282 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11284 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
11285 (braf_label_ref_operand): Delete.
11286 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
11287 * sh.md (casesi_jump_2): Operand1 is now the inside of a
11288 label_ref, and has no predicate.
11289 The patten has a predicate to guard against invalid substitutions.
11290 (dummy_jump): Delete.
11291 (casesi): Update use of casesi_jump_2.
11293 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11295 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
11296 *fixinc/fixincl.x: regenerate
11297 *fixinc/inclhack.sh: regenerate
11299 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
11301 * dwarf2out.c (add_incomplete_type): New fn.
11302 (gen_struct_or_union_type_die): Call it.
11303 (retry_incomplete_types): New fn.
11304 (dwarf2out_finish): Call it.
11306 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
11308 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
11309 current block starts with a CODE_LABEL and ends with a CALL and
11310 we can not find all the argument setup instructions for the CALL.
11312 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
11314 Revert this change:
11315 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11316 something is a candidate for optimize_bit_field_compare.
11318 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11320 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
11322 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
11324 * alpha.c (override_options): Thinko in last patch.
11326 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11327 (LIB_SPEC): Recognize -pthread.
11329 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11331 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11332 definition in config/arm/coff.h
11333 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11335 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11337 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11338 fixes that need "file=xxx\n" prepended before invocation
11339 (start_fixer - new): starting the fixer process is complex enough
11340 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11341 (process): uses the new routine; omit usage of putenv()
11342 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11343 * fixinc/fixincl.x: regenerate
11345 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11347 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11348 and version #s (1.1 -> 2.96) as needed.
11349 * README.g77: Kill way out of date file in the toplevel directory.
11351 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11353 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11354 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11355 * configure: Rebuilt.
11356 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11357 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11358 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11359 (SWITCH_TAKES_ARG): Likewise.
11360 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11361 * config/t-freebsd: Moved from config/i386/ so it can used for all
11364 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11366 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11368 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11370 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11371 * configure: Rebuilt.
11373 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11375 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11376 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11377 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11378 (rs6000_output_load_toc_table): Same.
11379 (output_prolog, output_mi_thunk): Same.
11380 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11381 (ASM_GLOBALIZE_LABEL): Use putc.
11383 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11385 * alpha.md (reload_*_help): New patterns and splitters.
11386 (reload_*): Use them.
11387 (mov[qh]i): Likewise.
11389 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11391 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11394 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11396 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11398 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11400 * flow.c (mark_regs_live_at_end, insn_dead_p,
11401 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11402 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11403 hasn't run or the frame pointer is needed.
11404 * haifa-sched.c (attach_deaths): Likewise.
11405 * sched.c (attach_deaths): Likewise.
11407 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11409 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11410 calculate_can_reach_end returns nonzero.
11412 * configure.in (native gas tests): Search for an assembler in the
11413 same manner that the installed compiler will.
11414 * configure: Rebuilt.
11415 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11417 * alias.c (find_base_term): Improve handling of addresses
11418 constructed from binary operations.
11420 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11422 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11424 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11426 * function.h (cleanup_label, frame_offset): Declare.
11427 (tail_recursion_label, tail_recursion_reentry): Likewise.
11428 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11429 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11430 (tail_recursion_label, tail_recursion_reentry): Likewise.
11431 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11433 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11435 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11437 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11438 (MAX_OFILE_ALIGNMENT): Define.
11440 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11442 * fixincl.c: Replace local include scheme with #includes of
11443 gansidecl.h and system.h.
11444 * procopen.c: Likewise.
11445 * server.c: Likewise.
11447 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11449 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11450 (crti.o): Add build rule and dependencies.
11451 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11453 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11455 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11456 (LIB_LINUX_SPEC): Likewise.
11457 (LIB_LINUX_SPEC): Add support for -pthread
11458 (CPP_OS_LINUX_SPEC): Likewise.
11459 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11462 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11464 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11466 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11467 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11468 for IEEE math and CC_FCOMI.
11469 (put_jump_code): No IEEE if CC_FCOMI is set.
11471 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11473 * fold-const.c (fold_truthop): Make the field reference unsigned
11474 when converting a single bit compare.
11476 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11478 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11480 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11482 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11483 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11486 * reload.c (push_reload): Do not call remove_address_replacements
11487 when presented with identical optional reloads.
11489 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11491 * alpha.h (MASK_FIX, TARGET_FIX): New.
11492 (MASK_*): Reorganize constants.
11493 (CPP_AM_FIX_SPEC): New.
11494 (TARGET_SWITCHES): Add FIX.
11495 (EXTRA_SPECS): Likewise.
11496 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11497 (SECONDARY_MEMORY_NEEDED): Likewise.
11498 (REGISTER_MOVE_COST): Likewise.
11499 * alpha.c (override_options): Add FIX support. Always use
11500 ALPHA_TP_PROG for ev6.
11501 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11502 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11503 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11505 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11507 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11508 something is a candidate for optimize_bit_field_compare.
11510 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11512 * gcc.texi (Passes): Document branch-shortening.
11513 * invoke.texi (Debugging Options): Document the fact that `-dp'
11514 outputs length information for instructions.
11516 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11518 * flow.c: Revert previous delta.
11520 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11522 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11523 FRAME_POINTER_REGNUM.
11524 (mark_set_1): Ditto.
11525 (mark_used_regs): Ditto.
11527 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11529 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11530 (GOT_PCREL): New macro. Define to 1 if not already defined.
11531 * arm/elf.h (GOT_PCREL): Define to 0.
11532 * arm.c (arm_finalize_pic): Take into account the setting of
11535 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11537 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11538 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11540 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11541 store elimination candidates.
11543 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11545 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11548 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11550 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11551 Add use of x-aix41-gld.
11553 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11555 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11556 (ASM_OUTPUT_DESTRUCTOR): Define.
11558 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11560 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11561 last CODE_LABEL in a loop if we have previously passed a jump
11562 to the top of the loop.
11564 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11566 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11567 applying Philip's patch.
11569 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11571 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11574 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11576 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11578 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11580 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11581 Also remove a useless comment.
11583 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11585 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11587 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11589 * collect2.c (main): Only generate import or export file and add
11590 to link arguments if non-empty. Use xmalloc not alloca.
11591 (write_{export,import}_file): Delete.
11592 (write_aix_file): New function.
11593 (locatelib): Use xmalloc not malloc.
11594 (GCC_OK_SYMBOL): Do not check type if aix64.
11596 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11598 Based on patch by Scott Bambrough and Pat Beirne:
11599 * config/arm/arm.c (making_const_table): New variable.
11600 * config/arm/arm.h (making_const_table): Declare.
11601 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11603 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11604 Keep track of when we are building the constant table.
11606 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11608 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11611 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11613 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11616 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11618 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11621 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11623 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11625 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11627 * rs6000.c (output_mi_thunk): Enable full support again.
11629 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11631 * sh.h (BRANCH_COST): Define.
11633 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11635 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11637 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11639 * function.c (assign_stack_local): Align stack slot propertly.
11640 (assign_outer_stack_local): Likewise.
11642 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11644 * expr.h (lang_expand_constant): Declare.
11645 * toplev.c (lang_expand_constant): Define it.
11646 * varasm.c (output_constant): Use it.
11648 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11650 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11651 Change function definitions to K&R style.
11653 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11655 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11657 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11659 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11660 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11661 (several places): omit static initialization
11662 (process): use single fd, since only the read fd is used
11663 * fixinc/gnu-regex.c: define 'const' away, if not supported
11664 * fixinc/procopen.c(several places): omit static initialization
11665 * fixinc/server.c: define 'volitile' away, if not supported
11667 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11669 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11670 asm_fprintf and %L to generate the label name.
11671 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11672 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11674 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11676 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11677 insn for a conditional jump can not be found.
11679 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11681 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11682 on variables in specific sections other than .sbss and .sdata.
11684 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11686 * stmt.c (expand_return): Call start_cleanup_deferral and
11687 end_cleanup_deferral around conditional code.
11689 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11691 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11692 filename lists. Utilizes new "krstr" AutoGen function.
11693 * fixinc/fixincl.x: Rebuilt.
11695 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11697 * i386.c (output_float_compare): Avoid GNU-C extensions.
11699 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11701 * version.c: Bump to distinguish mainline tree from the
11704 See ChangeLog.1 for earlier changes.
11707 add-log-time-format: current-time-string