1 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
4 match rtl.o's: added ggc.h and toplev.h
5 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
6 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
7 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
9 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
11 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
12 from HAVE_DOS_BASED_FILESYSTEM.
13 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
14 HAVE_DOS_BASED_FILESYSTEM.
16 (split_directories): Only special-case DOS file names if
17 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
18 instead of explicit tests. Conditionalize on !VMS.
19 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
20 tests. Conditionalize on !VMS.
21 (process_command): Only use make_relative_prefix if !VMS.
22 (free_split_directories): Conditionalize on !VMS.
23 (DIR_UP): Conditionalize on !VMS.
25 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
27 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
29 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
31 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
34 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
36 * invoke.texi (Environment Variables): Document relative path
38 * gcc.c (DIR_UP): If not defined, define as "..".
39 (standard_bindir_prefix): New static, holds target location to
41 (split_directories): New function to split a filename into
42 component directories.
43 (free_split_directories): New function, release memory allocated
45 (make_relative_prefix): New function, make a relative pathname if
46 the compiler is not in the expected location.
47 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
48 can figure out an appropriate prefix from argv[0].
49 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
50 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
51 STANDARD_BINDIR_PREFIX.
53 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
55 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
57 * config/c4x/c4x.h: Moved prototypes to c4x.h.
58 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
59 c4x_secondary_memory_needed) Delete.
60 (fp_zero_operand): Add mode argument.
62 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
64 * reload1.c (reload_reg_free_for_value_p): Don't use a register
65 that is in reload_reg_used.
67 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
69 * config/arm/arm-protos.h: New file: Prototypes for functions
70 defined in arm.c and pe.c.
71 * config/arm/arm.h: Fix compile time warnings.
72 * config/arm/arm.c: Fix compile time warnings.
73 * config/arm/pe.h: Fix compile time warnings.
74 * config/arm/aout.h: Fix compile time warnings.
76 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
78 * config/m32r/m32r-protos.h: New file: Prototypes for functions
81 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
82 Add support for subtargets.
83 Add prototypes for new predicates.
84 Add scheduling macros.
86 * config/m32r/m32r.c: Fix compile time warnings.
87 (int8_operand): New predicate function.
88 (reg_or_cmp_int16_operand): New predicate function.
89 (extend_operand): New predicate function.
90 (m32r_adjust_code): New scheduling function.
91 (m32r_adjust_priorty): New scheduling function.
92 (m32r_sched_init): New scheduling function.
93 (m32r_sched_reorder): New scheduling function.
94 (m32r_sched_variable_issue): New scheduling function.
95 (direct_return): New codegen function.
96 (m32r_not_same_reg): New rtl testsing function.
98 * config/m32r/m32r.md: Fix compile time warnings.
99 Add support for pre decrement and post increment memory
104 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
106 * global.c (EXECUTE_IF_CONFLICT): Don't define.
107 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
108 (find_reg): Likewise.
110 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
112 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
113 to avoid assembler errors.
115 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
117 * config/v850/v850-protos.h: New file: Prototypes for functions
119 * config/v850/v850.h: Move prototypes to v850-protos.h
120 * config/v850/v850.c: Move prototypes to v850-protos.h
121 * config/v850/v850.md: Fix compile time warnings.
123 * config/fr30/fr30-protos.h: New file: Prototypes for functions
125 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
126 * config/fr30/fr30.c: Fix compile time warnings.
127 * config/fr30/fr30.md: Fix compile time warnings.
129 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
131 * tree.h (get_containing_scope): Declare it.
132 * tree.c (get_containing_scope): New fucntion.
133 (decl_function_context): Use it.
134 * toplev.c (rest_of_compilation): Use get_containing_scope.
136 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
138 * Makefile.in (rtl.o): Depend on toplev.h.
140 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
142 * cse.c (delete_trivially_dead_insns): Replace alloca with
144 * except.c (update_rethrow_references): Likewise.
145 (init_eh_nesting_info): Likewise.
146 * function.c (identify_blocks): Likewise.
147 * gcse.c (dump_hash_table): Likewise.
148 * graph.c (print_rtl_graph_with_bb): Likewise.
149 * loop.c (combine_movables): Likewise.
150 (move_movables): Likewise.
151 (count_loop_regs_set): Likewise.
152 (strength_reduce): Likewise.
153 * profile.c (compute_branch_probabilities): New function, split
155 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
156 * regclass.c (regclass): Likewise.
157 * regmove.c (regmove_optimize): Likewise.
158 * toplev.c (compile_file): Likewise.
159 (main): Don't mess with the stack rlimit.
161 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
163 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
164 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
166 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
168 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
170 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
172 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
173 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
176 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
178 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
180 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
182 * gcse.c (post_dominators): Kill.
183 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
184 (compute_code_hoist_data): Use compute_flow_dominators. Do not
185 pass in a pdom array since we do not need pdoms.
186 * haifa-sched.c (schedule_insns): Similarly.
187 * flow.c (compute_dominators): Remove dead function.
188 (compute_flow_dominators): Do not compute doms or pdoms if the
189 caller does not request them. Split up loop to build doms and
190 pdoms. Use a worklist to compute doms and pdoms.
191 * basic-block.h (compute_dominators): Remove prototype.
193 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
195 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
196 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
197 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
198 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
199 (cant_move, fed_by_spec_load, is_load_insn): Remove.
200 (schedule_region): Remove unused variable.
201 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
203 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
205 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
206 (update_equiv_regs): Likewise.
207 (block_alloc): Likewise.
208 * reg-stack.c (reg_to_stack): Likewise.
209 (convert_regs_2): Likewise.
210 * reload1.c (reload_as_needed): Likewise.
212 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
214 * Makefile.in (dbxout.o): Depend on ggc.h.
215 (dwarf2out.o): Likewise.
216 (xcoffout.o): Likewise.
217 * dbxout.c: Include ggc.h.
218 (dbxout_init): Register lastfile as a root.
219 * dwarf2out.c: Include ggc.h.
220 (dwarf2out_line): Register lastfile as a root.
221 * xcoffout.c: Include ggc.h.
222 (xcoffout_source_line): Register xcoff_lastfile as a root.
224 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
226 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
228 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
230 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
232 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
234 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
236 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
237 (EXECUTE_IF_CONFLICT): Likewise.
238 (ALLOCNO_LIVE_P): Avoid signed division.
239 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
240 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
241 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
243 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
245 * haifa-sched.c (schedule_block): Don't crash if there's no
246 next insn for an interblock movement.
247 (add_branch_dependences): Don't allow clobber insns to move either.
249 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
251 * i386.c (split_xf): New.
252 * i386-protos.h: Declare it.
253 * i386.md (movxf_1): Add general regs alternatives.
254 (movxf_1+1): New splitter for same.
256 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
258 * function.c (purge_addressof_1): Add missing return values.
260 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
262 * function.c (is_addressof): New function. Returns true if
263 the given piece of RTL is an ADDRESSOF.
264 (purge_addressof_1): Make boolean. Return false if the
265 ADDRESSOFs could not be purged.
266 (purge_addressof): If ADDRESSOFs could not be purged from the
267 notes attached to an insn, remove the offending note(s),
268 unless they are attached to a libcall.
270 1999-11-05 Andreas Jaeger <aj@suse.de>
272 * genoutput.c (null_operand =): Initialize all fields.
274 * errors.h: Add extern to prototypes.
276 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
278 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
279 * configure: Rebuilt.
281 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
283 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
284 (mirror_conflicts): New function.
285 (global_alloc): Call it.
286 (expand_preferences): Remove redundant CONFLICTP test.
287 (find_reg, dump_conflicts): Likewise.
288 (prune_preferences): Process conflicts one word at a time.
290 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
292 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
293 instead of an explicit loop.
295 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
297 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
298 if REG_RETVAL check succeeds, then put classp in src_elt.
300 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
302 * function.c (pad_to_arg_alignment): Only update argument_pad
303 if the argument's alignment is greater than STACK_BOUNDARY.
305 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
307 * bitmap.h (BITMAP_XFREE): New.
308 * flow.c (life_analysis): Use it.
309 (life_analysis_1): Free blocks.
311 * combine.c (undo_commit): New.
312 (try_combine): Use it. Don't zap undobuf.undos.
313 (combine_instructions): Don't zap undobuf.undos; free the
316 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
318 * stmt.c (cost_table_): New.
319 (estimate_case_costs): Use it instead of xmalloc.
321 * toplev.c (compile_file): Reuse dumpname memory instead
324 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
326 * reg-stack.c (convert_regs_1): Initialize target_stack->top
327 after verifying an EH edge.
329 * haifa-sched.c (init_rgn_data_dependences): Correctly
330 size bb_pending_lists_length when zeroing.
332 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
334 * function.c (diddle_return_value): New.
335 (expand_function_end): Use it.
336 * stmt.c (expand_null_return): Likewise.
337 (expand_value_return): Likewise.
339 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
341 * reload1.c (reload): Don't remove return value clobbers.
343 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
345 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
347 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
349 * cse.c (cse_main): Use xmalloc, not alloca.
350 (cse_basic_block): Likewise.
351 * local-alloc.c (local_alloc): Likewise.
353 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
354 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
356 * rtl.c: Include toplev.h.
357 (fatal): Remove declaration.
359 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
361 * haifa-sched.c (schedule_block): Fix thinko.
363 1999-11-03 James McKelvey <mckelvey@fafnir.com>
365 * fixinc/fixincl.c(create_file): Allow for systems that do not have
368 1999-11-03 Philippe De Muyter <phdm@macqel.be>
370 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
371 call `malloc' instead.
373 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
375 * flags.h (flag_renumber_insns): Declare.
376 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
378 * rtl.h (renumber_insns): Change prototype.
379 * toplev.c (flag_renumber_insns): Define.
380 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
382 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
384 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
385 and fpsqrtd. Use them and create fdiv function unit to more
386 accurately represent fpu sqrt pipeline semantics on UltraSparc.
387 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
389 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
391 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
393 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
394 insn into ready list, do not use just a raw swap.
396 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
398 * rtl.h (renumber_insns): New function.
399 (remove_unnecessary_notes): Likewise.
400 * emit-rtl.c (renumber_insns): Define.
401 (remove_unncessary_notes): Likewise.
402 * toplev.c (rest_of_compilation): Remove dead code.
403 Use renumber_insns and remove_unncessary_notes.
405 * gcse.c (struct null_pointer_info): New type.
406 (get_bitmap_width): New function.
407 (current_block): Remove.
408 (nonnull_local): Likewise.
409 (nonnull_killed): Likewise.
410 (invalidate_nonnull_info): Take a null_pointer_info as input.
411 (delete_null_pointer_checks_1): New function.
412 (delete_null_pointer_checks): Use it.
414 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
415 (split_edges): Likewise.
416 (schedule_block): Likewise.
417 (compute_block_backward_dependencies): Likewise.
418 (schedule_region): Likewise.
419 (schedule_insns): Likewise.
421 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
423 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
424 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
425 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
426 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
427 * jump.c (delete_unreferenced_labels): Don't delete if
428 LABEL_ALTERNATE_NAME is set.
429 * print-rtl.c (print_rtx): Dump alternate name.
430 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
431 * rtl.h (LABEL_ALTERNATE_NAME): Define.
432 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
433 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
435 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
437 * fix-header.c (recognized_extern, recognized_function): Constify
440 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
441 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
442 (compute_available): Remove unused variable `last'.
443 (compute_nearerout): Remove unused variable `temp_bitmap'.
444 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
445 Remove unused variable `x'.
447 * scan.h (recognized_function, recognized_extern): Constify a
450 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
452 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
454 * varasm.c (decode_rtx_const): Use XSTR to access the string
457 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
459 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
461 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
463 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
465 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
467 * pa.c (ireg_operand): New function.
468 * pa.h (PREDICATE_CODES): Handle ireg_operand.
469 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
470 Fix out of date comment.
472 * pa.md (negdi2): Turn into expander + anonymous pattern.
474 * reload.c (find_reloads): Fix typos in recent change.
476 * dwarf2out.c: Do not include ctype.h.
478 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
480 * regclass.c (record_reg_classes): Always use may_move_cost when
481 seeing how operand fits with various register classes.
483 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
485 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
486 * toplev.c: Revert Nov 1 13:22 change.
488 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
490 * config/pa/pa.md (height reduction patterns): Add checks for
491 overlapping operands to avoid semantic-destroying splits for
492 height reduction patterns.
494 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
496 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
497 have been an hyphen, fixed.
498 * configure: Rebuilt.
500 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
502 * config/arm/tpe.h: Add prototypes for exported functions.
503 * config/arm/pe.c: Fix compile time warnings.
504 * config/arm/semi.h: Fix compile time warnings.
505 * config/arm/arm.c: Fix compile time warnings.
506 * config/arm/arm.h: Fix compile time warnings.
507 * config/arm/arm.md: Fix compile time warnings.
508 * config/arm/thumb.c: Fix compile time warnings.
509 * config/arm/thumb.h: Fix compile time warnings.
510 * config/arm/thumb.md: Fix compile time warnings.
512 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
514 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
517 * unroll.c (unroll_loop): Remove LOOP notes when loop is
520 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
522 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
524 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
526 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
527 * rtl.h (rtx_equal_p): Move prototype.
528 * rtl.c (rtx_equal_function_value_matters): Move from
530 (rtx_equal_p): Likewise.
531 * rtlanal.c (rtx_equal_function_value_matters): Delete.
532 (rtx_equal_p): Likewise.
534 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
536 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
539 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
541 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
543 * pa.h (ADDR_VEC_ALIGN): Define.
545 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
546 notes when presented with "if (foo) break; end_of_loop" and
547 the break sequence gets moved out of the loop.
549 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
550 Remove explicit zero initializations of entries within MAP.
552 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
554 * reg-stack.c (convert_regs_1): Handle EH edges specially.
556 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
558 * bitmap.h (BITMAP_XMALLOC): New macro.
559 * flow.c (CLEAN_ALLOCA): Remove.
560 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
561 (life_analysis): Likewise.
562 (update_life_info): Don't use CLEAN_ALLOCA.
563 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
564 (calculate_global_regs_live): Likewise.
565 (print_rtl_with_bb): Likewise.
566 (verify_flow_info): Likewise.
567 * global.c (global_alloc): Likewise.
568 (global_conflicts): Likewise.
569 * integrate.c (save_for_inline_nocopy): Likewise.
570 (expand_inline_function): Likewise.
571 * jump.c (jump_optimize_1): Likewise.
572 (duplicate_loop_exit_test): Likewise.
573 (thread_jumps): Likewise.
574 * loop.c (loop_optimize): Likewise.
575 (combine_givs): Likewise.
576 (recombine_givs): Likewise.
577 * reorg.c (dbr_schedule): Likewise.
578 * unroll.c (unroll_loop): Likewise.
580 * combine.c (combine_instructions): Use xmalloc instead of alloca.
582 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
584 * toplev.c (rest_of_compilation): Don't optimize the CFG
585 when rebuilding, just before dbr.
587 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
589 * output.h (assemble_end_function, assemble_destructor,
590 assemble_constructor, assemble_gc_entry, assemble_global,
591 assemble_label, output_constant_pool) Constify a char*.
593 * varasm.c (assemble_destructor, assemble_constructor,
594 assemble_gc_entry, assemble_end_function, assemble_global,
595 assemble_label, output_constant_pool): Likewise.
597 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
599 * config/arm/thumb.c (thumb_expand_prologue): Add comments
600 explaining what is goin on in this function.
602 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
604 * regclass.c (record_reg_classes): In matching case, recompute
605 costs since the direction of movement is different.
607 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
609 * resource.c (mark_target_live_regs): For unconditional branches,
610 the resources found at the branch target should be added to the
611 resources found so far, not intersected.
613 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
615 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
617 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
618 (sys/mman.h): Include this file only if #HAVE_MMAP.
619 (run_compiles): Initialize `esac_fmt' with one old KR string, not
620 with automatically concatenated ANSI strings.
622 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
624 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
625 (DIV_ROUND_UP): Robustify.
626 (ggc_recalculate_in_use_p): New function.
627 (release_pages): Don't inline it.
628 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
630 (ggc_pop_context): Use ggc_recalculate_in_use_p.
631 (clear_marks): Always save in_use_p.
632 (sweep_pages): Use ggc_recalculate_in_use_p.
633 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
634 Release pages before counting statistics.
636 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
638 * toplev.c (rest_of_compilation): Fix thinko in this change:
640 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
642 (rest_of_compilation): If inside an inlined external function,
643 pretend we are just being declared.
645 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
647 * flow.c (calculate_global_regs_live): Fix thinko.
649 * integrate.c (expand_inline_function): Fix bugs in previous
650 change from Oct 28, 1999.
652 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
654 * stmt.c (expand_value_return): Fix typo in this change:
656 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
657 (expand_value_return): Correctly convert VAL when promoting function
658 return; support RETURN_REG being a PARALLEL.
660 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
662 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
664 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
666 * hard-reg-set.h (reg_names): Constify a char*.
668 * regclass.c (reg_names): Likewise.
670 * regs.h (reg_names): Likewise
672 * a29k/a29k.c (reg_names): Delete declaration.
674 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
676 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
677 arc_output_function_epilogue): Likewise.
679 * elxsi/elxsi.c (reg_names): Likewise.
681 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
683 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
686 * m88k/m88k.c (output_function_profiler): Likewise.
688 * sparc/sparc.c (sparc_flat_output_function_prologue,
689 sparc_flat_output_function_epilogue): Likewise.
691 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
693 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
694 warning from -Wuninitialized and put it under -W.
695 * function.c (uninitialized_vars_warning): Warn only when the
696 corresponding flag is set.
698 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
700 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
701 is nonzero and the single set does not have an elt, then assign
704 * simplify-rtx.c: New file.
705 * Makefile.in (OBJS): Add simplify-rtx.o
706 (simplify-rtx.o): Add dependencies.
707 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
708 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
709 (cse_gen_binary, simplify_unary_operation): Delete.
710 (simplify_binary_operation, simplify_plus_minus): Likewise.
711 (check_fold_consts, simplify_relation_operation): Likewise.
712 (simplify_ternary_operation): Likewise.
713 (delete_trivially_dead_insns): Simplify the contents of the
714 REG_EQUAL note before trying to substitute it into the source
715 of the reg-reg copy at the end of a libcall sequence.
717 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
718 references/callers changed.
720 * mn10200.c (mn10200_va_arg): Force the return value into a
723 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
725 * cccp.c (macroexpand): Avoid out of range accesses for omitted
728 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
730 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
732 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
734 * fold-const.c (fold): Fix thinko when optimizing comparisons
737 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
739 * gcc.texi (Passes): Update front-end files to their current
742 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
744 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
745 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
746 (PREDICATE_CODES): Add addition_operation.
747 * alpha-protos.h (addition_operation): Declare.
748 (secondary_reload_class): Likewise.
749 * alpha.c (addition_operation): New.
750 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
751 * alpha.md (adddi3): Turn into expander.
752 (*lda, *adddi_2): New.
753 (movsf, movdf patterns): Don't preference integer regs.
754 (movsi, movdi patterns): Don't preference fp regs.
756 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
758 * genrecog.c (write_switch): Check for duplicate CODE cases.
760 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
762 * ggc-common.c: Update pre-function commentary.
763 * ggc-page.c: Likewise.
765 (poison_pages): Use memset directly.
766 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
767 (ggc_collect): Poison before sweeping.
768 * ggc-simple.c: Update pre-function commentary.
769 (ggc_alloc_obj): Poison non-zeroed memory.
771 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
773 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
774 match format string, even on 64-bit hosts.
775 * gcc-page.c (ggc_page_print_statistics): Likewise.
777 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
779 * config/i386/i386.c (ix86_cpu): Revert last patch.
780 * config/i386/i386.h (ix86_cpu): Ditto.
782 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
784 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
785 TYPE_SIZE, convert type of result to sizetype.
787 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
789 * flow.c (count_or_remove_death_notes): Equate NULL with the
792 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
793 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
796 * i386.c (pic_label_no): Delete.
797 (ix86_attr_length_default): Don't use single_set to peek
800 * recog.c (peephole2_optimize): Allow recog_next_insn to index
801 the first insn after bb->end.
802 * i386.md (push mem peeps): Scratch is live after evaluation
804 (cmp mem peep): Similarly.
806 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
808 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
809 * function.c (pad_to_arg_alignment): Add missing braces.
811 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
813 * alpha/alpha-protos.h (literal_section): Add prototype.
814 (alpha_need_linkage, alpha_start_function,alpha_end_function):
817 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
819 (alpha_start_function, alpha_end_function, float_strings,
820 alpha_need_linkage): Constify a char*
822 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
824 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
826 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
828 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
830 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
832 * flow.c (debug_flow_info): Add prototype.
834 * gcc.c (main): Likewise.
836 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
839 * reload1.c (failed_reload, set_reload_reg): Likewise.
841 * mips-tfile.c (main): Likewise.
842 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
843 with ATTRIBUTE_NORETURN.
845 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
847 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
848 DECL is not a memory ref.
850 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
852 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
853 * config/i386/i386.c (ix86_cpu): Add extern attribute.
855 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
857 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
858 * config/mips/elf64.h: ditto.
860 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
862 * expr.c (emit_push_insn): New argument alignment_pad.
863 Update all callers. Adjust stack pointer based on alignment pad.
864 * function.c (pad_to_arg_alignment): New argument alignment_pad.
865 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
866 (locate_and_pad_parm): New argument alignment_pad. Update all
868 * expr.h (emit_push_insn): Update prototype.
869 (locate_and_pad_parm): Update prototype.
870 * calls.c (arg_data): Add new field alignment_pad.
871 (initialize_argument_information): Initialize alignment_pad.
873 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
875 * except.c (free_eh_nesting_info): Free the info itself.
876 * function.c (free_after_compilation): Don't free NULL.
877 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
878 (pre_edge_insert): Free inserted.
879 * stmt.c (free_stmt_status): Don't free NULL.
881 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
883 * gcov.c (DIR_SEPARATOR): Provide default.
884 (output_data): Add test for MS-DOS format absolute filename.
885 (fancy_abort): Correct program name.
886 (open_files): Open all files in binary mode.
887 * libgcc2.c (__bb_exit_func): Likewise.
889 * profile.c (init_branch_prob): Specify binary when opening files.
891 * flags.h (flag_unwind_tables): New decl.
892 * toplev.c (flag_unwind_table): New definition.
893 (f_options): Add -funwind-tables.
894 (decode_g_option): Clarify warning when unknown -g option is given.
895 (rest_of_compilation): If inside an inlined external function,
896 pretend we are just being declared.
898 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
899 (dwarf2out_frame_finish): Likewise.
901 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
903 * fold-const.c (merge_ranges): In not in0, but in1, handle
904 upper bounds equal like subset case.
906 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
908 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
909 passed in a register but moved to the stack.
911 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
913 * gcc.c (pass_exit_codes, greatest_status): New variables.
914 (struct option_map): Add entry for "--pass-exit-codes".
915 (execute): Update greatest_status if error.
916 (display_help): Add documentation for -pass-exit-codes.
917 (process_command): Handle -pass-exit-codes.
918 (main): Look at pass_exit_codes and greatest_status on call to exit.
920 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
922 * reload.c (find_reloads): Refine test for no input reload
923 case to not includes reloads emitted after insn.
925 * function.c (find_temp_slots_from_address): Handle sum involving
926 a register that points to a temp slot.
927 (update_temp_slot_address): Make recursive call if both old and
928 new are PLUS with a common operand.
929 * calls.c (expand_call): Mark temp slot for result as having
932 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
934 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
935 component as well as "BINUTILS".
937 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
938 * integrate.c (copy_rtx_and_substitute): Likewise.
939 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
941 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
943 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
944 gdb extensions, write size of type; also be more consistent
945 in using references when this is a subtype.
947 * pa.md (extv, extzv, insv): Use define_expand to reject constant
948 that is out of range.
950 * loop.c (unknown_constant_address_altered): New variable.
951 (prescan_loop): Initialize it.
952 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
953 (invariant_p, case MEM): Remove handling for volatile and readony;
954 check new variable if readonly.
955 (check_dbra_loop): Chdeck unknown_constant_address_altered.
957 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
958 (addr_affects_sp_p): Removed from note_mem_written and only
959 define #ifdef AUTO_INC_DEC.
961 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
963 * regclass.c (record_reg_classes): Properly handle register move
966 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
967 Don't think valid if both operands are invalid.
968 (struct constant_descriptor): New field RTL.
969 (mark_const_hash_entry): Mark it.
970 (record_constant{,_rtx}): Initialize it.
971 (output_constant_def): Allocate RTL in permanent obstack and
973 ({record,compare}_constant_1): Modes must match for
974 CONSTRUCTOR of ARRAY_TYPE.
976 * c-common.h (initializer_constant_valid_p): Delete decl from here.
977 * output.h (initializer_constant_valid_p): Move decl to here.
978 * c-common.c (initializer_constant_valid_p): Delete function from here.
979 * varasm.c (initializer_constant_valid_p): Move function to here.
981 * tree.h (STRIP_SIGN_NOPS): New macro.
982 * fold-const.c (optimize_minmax_comparison): New function.
983 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
984 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
985 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
986 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
987 widening conversions.
988 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
989 to look at size of mode, not precision of type; also add missing cases.
990 (optimize_bit_field_compare, decode_field_reference): Don't try to
991 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
993 * dwarf2out.c (ctype.h): Include.
994 (dwarf2out_set_demangle_name_func): New function.
995 (size_of_line_info): Deleted.
996 (output_line_info): Compute size of line info table from difference
998 (base_type_die, add_name_attribute): Call demangle function, if any.
999 (field_byte_offset): Use bits per word for variable length fields.
1000 (gen_array_type_die): Add array name.
1001 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
1002 (dwarf2out_add_library_unit_info): New function.
1004 * explow.c (set_stack_check_libfunc): New function.
1005 (stack_check_libfunc): New static variable.
1006 (probe_stack_range): Allow front-end to set up a libfunc to call.
1008 * combine.c (simplify_comparison): When making comparison in wider
1009 mode, check for having commuted an AND and a SUBREG.
1010 (contains_muldiv): New function.
1011 (try_combine): Call it when dividing a PARALLEL.
1012 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
1013 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
1015 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
1016 use one of the CLOBBERs instead.
1017 (if_then_else_cond): If comparing against zero, just return thing
1020 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
1021 Don't generate shifts and subtract if have conditional arithmetic.
1023 * rtl.h (delete_barrier): New declaration.
1024 * jump.c (jump_optimize): Set up to handle conditional call.
1025 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
1026 (delete_barrier): New function.
1028 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
1030 * recog.c (nonmemory_operand): Accept ADDRESSOF.
1032 * tree.c (build_type_attribute_variant): Push to obstack of
1033 ttype around type_hash_canon call.
1035 * expr.c (placeholder_list): Move decl to file scope.
1036 (expand_expr): Don't force access to volatile just because its
1038 If ignoring reference operations, just expand the operands.
1039 (expand_expr, case COMPONENT_REF): Propagate
1040 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
1041 Refine test for using bitfield operations vs pointer punning.
1042 (expand_expr, case CONVERT_EXPR): If converting to
1043 BLKmode UNION_TYPE from BLKmode, just return inner object.
1044 Use proper mode in store_field call.
1045 Properly set sizes of object to store and total size in store_field
1046 call for convert to union.
1047 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
1048 memory (like for ADDR_EXPR). Also, don't put constant in register if
1049 we'll want it in memory.
1050 (readonly_fields_p): New function.
1051 (expand_expr, case INDIRECT_REF): Call it if LHS.
1052 (expand_assignment): Handle a RESULT_DECL where
1053 DECL_RTL is a PARALLEL.
1054 (do_jump, case WITH_RECORD_EXPR): New case.
1055 (get_inner_reference): Always go inside a CONVERT_EXPR
1056 and NOP_EXPR if both modes are the same.
1057 (store_field): Use bitfield operations if size of bitsize is not same
1058 as size of RHS's type.
1059 Check for bitpos not a multiple of alignment in BLKmode case.
1060 Do block move in largest possible alignment.
1061 (store_constructor): Set BITSIZE to -1 for variable size and properly
1062 in case of array of BLKmode.
1063 (expand_expr_unaligned): New function.
1064 (do_compare_and_jump): Call it.
1066 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
1067 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
1068 does not include 'o'.
1070 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
1071 both SET_DEST and SET_SRC reference a virtual register.
1072 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
1074 * integrate.c (expand_inline_function): Handle case of setting
1075 virtual stack vars register (from built in setjmp); when parameter
1076 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
1077 (subst_constant): Add new parm, MEMONLY.
1078 (expand_inline_function, integrate_parm_decls): Pass new parm.
1079 (integrate_decl_tree): Likewise.
1080 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
1081 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
1082 (copy_rtx_and_substitute, case SET): Add explicit calls to
1083 copy_rtx_and_substitute for both sides.
1085 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
1087 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
1088 within INDEX_TYPE, instead of before.
1089 (fixup_gotos): Use f->target_rtl, not the next insn,
1090 since latter may be from a later fixup.
1091 (expand_value_return): Correctly convert VAL when promoting function
1092 return; support RETURN_REG being a PARALLEL.
1093 (expand_return): When checking for result in regs and having
1094 cleanup, consider PARALLEL in DECL_RTL as being in regs.
1096 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
1098 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
1099 last_nominal_fname): Mark const.
1100 (struct include_hash: name, nshort, control_macro): Mark
1102 (struct macrodef: symnam): Mark const.
1103 (struct if_stack: fname): Mark const.
1104 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
1105 (IStable): New character-syntax array which encompasses all
1106 the old is_foo arrays.
1107 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
1108 is_space): New macros for interrogating IStable.
1109 (check_macro_name): Kill last argument. All callers changed.
1111 * cppinit.c (initialize_char_syntax): Delete.
1112 (is_idchar, is_idstart, is_hor_space, is_space,
1113 trigraph_table): Delete.
1114 (IStable): New. Initialize with clever macros to avoid
1115 information duplication.
1116 (builtin_array): Table of builtins to get rid of explicit list
1117 in initialize_builtins.
1118 (initialize_builtins): Use builtins_array.
1119 (cpp_start_read): Call init_IStable, and set IStable['$'] if
1120 opts->dollars_in_ident.
1122 * cppexp.c: Change all refs to is_xyz[] arrays to use new
1124 (cpp_parse_expr): Avoid 'format string is not constant'
1125 warning. Use ISGRAPH to identify printable chars.
1126 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
1128 (read_and_prescan): Map trigraphs to chars with open-coded
1129 if-else-if-... sequence, not a lookup table.
1130 * cpphash.c: Change all refs to is_xyz[] arrays to use new
1132 * cpplib.c: Change all refs to is_xyz[] arrays to use new
1133 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
1134 (check_macro_name): Remove ability to report an invalid
1135 assertion name, which is never used.
1136 (do_line): Constify a couple of char *'s.
1137 * cppmain.c (main): Call cpp_cleanup before returning.
1139 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
1141 * ggc.h (struct ggc_statistics): New type.
1142 (ggc_get_size): New function.
1143 (ggc_print_statistics): Likewise.
1144 * ggc-common.c (ggc_stats): New variable.
1145 (ggc_mark_rtx_children): Keep statistics.
1146 (ggc_mark_tree_children): Likewise.
1147 (ggc_print_statistics): New function.
1148 * ggc-page.c (struct globals): Add bytes_mapped field.
1149 (alloc_anon): Update it.
1150 (release_pages): Likewise.
1151 (ggc_get_size): New function.
1152 (ggc_page_print_statistics): New function.
1153 * ggc-simple.c (ggc_get_size): New function.
1155 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
1157 * flow.c (propagate_block): When the last reference to a label
1158 before an ADDR_VEC is deleted because the reference is a dead
1159 store, delete the ADDR_VEC.
1161 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
1163 * resource.c (find_free_register): Don't use the frame pointer
1164 if frame_pointer_needed.
1166 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
1168 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
1169 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
1171 * config/i960/i960.c (i960_va_start): New locals base, num.
1172 Use INDIRECT_REF instead of ARRAY_REF on valist.
1173 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
1175 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
1177 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
1179 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
1181 * tree.def (PLACEHOLDER_EXPR): Update comments.
1183 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1185 * c-common.c (check_format_info): Avoid non-literal format string
1186 warnings when `first_arg_num' is zero.
1188 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1190 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
1192 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
1194 * arm.md (casesi_insn): Add a clobber of the condition code
1197 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
1199 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
1200 used by both cc1 and cc1plus.
1202 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
1204 * config/arm/arm.c: Initialise arm_structure_size_boundary to
1205 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
1206 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
1207 to the value 32 if it has not already been defined.
1208 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
1209 Override definition in arm.h with a value of 8.
1211 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
1213 * c-pragma.c (push_alignment): Don't check the return value
1216 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
1218 * sparc.h (ADJUST_COST): Fix thinko.
1220 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
1222 * cccp.c (rescan): Fixed obp pointer handling around call to
1223 check_expand subroutine.
1225 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
1227 * gcse.c (delete_null_pointer_checks): Only record non-null info
1228 for pseudos when examining stores.
1230 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
1231 splitters for these patterns. Use "#" for output templates.
1232 (addsi3_carryin_shift): New pattern.
1234 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
1236 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
1237 of the function return register into a plain REG until
1238 after function inlining is done.
1240 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1242 * jump.c (jump_optimize_1): If we did cross-jumping, and
1243 the data will matter, rebuild the CFG.
1244 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
1245 not optimizing. Don't run shorten_branches.
1246 * toplev.c (rest_of_compilation): Run shorten_branches after
1249 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
1251 * rtl.h (note_stores): Add additional paramter.
1252 * rtlanal.c (reg_set_p_1): Take additional paramter.
1253 (reg_set_last_1): Likewise.
1254 (reg_set_p): Adjust call to note_stores.
1255 (reg_set_last): Likewise.
1256 (note_stores): Pass data parameter to worker function.
1257 * alias.c (record_set): Take additional parameter.
1258 (init_alias_analysis): Pass it.
1259 * caller-save.c (mark_set_regs): Take additional parameter.
1260 (save_call_clobbered_regs): Pass NULL to note_stores.
1261 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
1263 (record_dead_and_set_regs_1): Likewise.
1264 (reg_dead_at_p_1): Likewise.
1265 (combine_instructions): Adjust calls to note_stores.
1266 (try_combine): Likewise.
1267 (record_dead_insn): Remove.
1268 (record_dead_and_set_regs): Adjust calls to note_stores.
1269 (reg_dead_at_p): Likewise.
1270 * cse.c (invalidate_skipped_set): Take additional parameter.
1271 (cse_check_loop_start): Likewise.
1272 (cse_check_loop_start_value): Remove.
1273 (cse_set_around_loop): Adjust calls to note_stores.
1274 * flow.c (notice_stack_pointer_modification): Take additional
1275 parameter. Remove duplicate declaration.
1276 (record_volatile_insns): Adjust calls to note_stores.
1277 * gcse.c (record_set_info): Take additional parameter.
1278 (record_last_set_info): Likewise.
1279 (invalidate_nonnull_info): Likewise.
1280 (record_set_insn): Remove.
1281 (compute_sets): Adjust calls to note_stores.
1282 (last_set_insn): Remove.
1283 (compute_hash_table): Adjust calls to note_stores.
1284 (insert_insn_end_bb): Likewise.
1285 (delete_null_pointer_checks): Likewise.
1286 * global.c (mark_reg_store): Take additional parameter.
1287 (mark_reg_clobber): Likewise.
1288 (reg_becomes_live): Likewise.
1289 (global_conflicts): Adjust calls to note_stores.
1290 (build_insn_chain): Likewise.
1291 * integrate.c (note_modified_parmregs): Take additional parameter.
1292 (mark_stores): Likewise. Make it static.
1293 (save_for_inline_nocopy): Adjust calls to note_stores.
1294 (try_constants): Likewise.
1295 * integrate.h (mark_stores): Remove declaration.
1296 * jump.c (mark_modified_reg): Take additional parameter.
1297 (thread_jumps): Adjust calls to note_stores.
1298 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1300 (no_equiv): Likewise.
1301 (reg_is_set): Likewise.
1302 (validate_equiv_mem): Adjust calls to note_stores.
1303 (update_equiv_regs): Likewise.
1304 (block_alloc): Likewise.
1305 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1306 (note_addr_stored): Take additional parameter.
1307 (note_set_pseudo_multiple_uses): Likewise.
1308 (record_initial): Likewise.
1309 (prescan_loop): Adjust calls to note_stores.
1310 (strength_reduce): Likewise.
1311 (check_dbra_loop): Likewise.
1312 * regmove.c (flags_set_1): Take additional paramter.
1313 (mark_flags_life_zones): Adjust calls to note_stores.
1314 * reload1.c (mark_not_eliminable): Take additional parameter.
1315 (forget_old_reloads_1): Likewise.
1316 (reload_cse_invalidate_rtx): Likewise.
1317 (reload_cse_check_clobber): Likewise.
1318 (reload_combine_note_store): Likewise.
1319 (move2add_note_store): Likewise.
1320 (reload): Adjust calls to note_stores.
1321 (reload_as_needed): Likewise.
1322 (emit_reload_insns): Likewise.
1323 (reload_cse_regs_1): Likewise.
1324 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1325 (reload_combine): Adjust calls to note_stores.
1326 * resource.c (update_live_status): Take additional paramter.
1327 (mark_target_live_regs): Adjust calls to note_stores.
1328 * stupid.c (find_clobbered_regs): Take additional parameter.
1329 (stupid_life_analysis): Adjust calls to note_stores.
1331 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1333 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1336 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1339 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1340 of the variable arm_structure_size_boundary.
1342 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1344 * alias.c (init_alias_analysis): Allocate reg_known_value and
1345 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1347 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1348 * cse.c (cse_main): Call end_alias_analysis.
1349 * haifa-sched.c (schedule_insns): Likewise.
1350 * local-alloc. (update_equiv_regs): Likewise.
1351 * reload1.c (reload_cse_regs): Likewise.
1353 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1355 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1356 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1357 mapping from MASK_FPU.
1359 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1361 * sparc.md (call): Don't bound structure return size to 0xfff.
1363 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1365 * resource.c (mark_target_live_regs): Check that the target
1366 insn wasn't created after compute_bb_for_insn.
1368 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1370 * ggc-page.c (poison_pages): Don't be overzealous.
1372 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1374 * alias.c: Update comments for ADDRESS.
1375 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1376 it is a local memory reference.
1378 * c-typeck.c (build_function_call): Check that the built-in
1379 function is of class BUILT_IN_NORMAL before trying to recongize
1381 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1382 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1384 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1386 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1388 (pre_gcse): Likewise.
1389 (hoist_expr_reaches_here_p): Likewise.
1390 (hoist_code): Likewise.
1391 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1393 (pre_expr_reaches_here_p_work): ... here.
1394 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1396 (expr_reaches_here_p_work): ... here.
1398 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1400 * resource.c (find_basic_block): Delete.
1401 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1402 (init_resource_info): Call compute_bb_for_insn.
1404 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1406 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1407 with already adjacent blocks, but no fallthru.
1408 (merge_blocks_move_successor_nojumps): Simplify.
1409 (debug_flow_info): New.
1411 * toplev.c (rest_of_compilation): Open jump1 dump file before
1412 jump and close after, as opposed to just using dump_rtl.
1414 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1416 * reload.h (earlyclobber_operand_p): Declare.
1417 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1418 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1419 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1420 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1422 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1423 Richard Henderson <rth@cygnus.com>
1425 * emit-rtl.c (emit_block_insn_before): New.
1426 (emit_block_insn_after): New.
1427 * basic-block.h: Declare them.
1429 * bitmap.h: Protect from multiple inclusion.
1431 * recog.c (scratch_operand): Handle VOIDmode correctly.
1433 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1435 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1436 * function.c (assign_parms): Likewise.
1437 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1439 * reg-stack.c (max_uid): Remove.
1440 (blocks, block_begin, block_end, block_drops_in): Remove.
1441 (block_stack_in, block_out_reg_set, block_number): Remove.
1442 (struct block_info_def, BLOCK_INFO): New.
1443 (enum emit_where): New.
1444 (current_block): New.
1445 (BLOCK_NUM): Remove.
1446 (mark_regs_pat, record_label_references): Remove.
1447 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1449 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1450 (reg_to_stack): Simplified test for existance of fp code. Use
1451 flow.c code. Call shorten_branches after cross-jump opt.
1452 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1453 Return false if the asm doesn't use stack regs. Don't do life
1454 analysis on the asm.
1455 (emit_pop_insn): Replace function pointer arg `when' with
1456 enum `where'. Update all callers.
1457 (change_stack): Likewise. Update basic block end.
1458 (emit_swap_insn): Use current_block->head to limit reverse search
1459 for start of block. Use emit_block_insn_after.
1460 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1461 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1462 structure assignment instead of bcopy.
1464 (convert_regs_entry, convert_regs_exit): New.
1465 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1466 Work on basic blocks and the CFG.
1467 (convert_regs): Use them.
1469 * i386.c (output_fix_trunc): Remove code for DImode input operand
1470 not at top-of-stack.
1471 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1473 (fix_truncdi_1): Allow any mode scratch.
1475 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1477 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1478 * linux.h, netbsd.h, vms.h: Not here.
1480 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1482 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1483 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1484 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1485 CONDITIONAL_REGISTER_USEAGE): Use them.
1486 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1487 gen_conditional_branch,override_options) : Use them.
1488 * config/mips/mips.md : Use them.
1490 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1492 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1494 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1496 * integrate.c (function_cannot_inline_p): Don't allow inlining
1499 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1501 * c-parse.in (cast_expr): Constify.
1503 * cccp.c (special_symbol): Likewise.
1505 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1507 * dwarf2out.c (base_type_die): Likewise.
1509 * global.c (allocno_compare): Likewise.
1511 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1513 * regclass.c (fix_register): Likewise.
1515 * rtl.h (fix_register): Likewise.
1517 * stupid.c (stupid_reg_compare): Likewise.
1519 * toplev.c (decode_f_option): Likewise.
1521 * tree.c (build_complex_type): Likewise.
1523 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1525 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1527 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1529 * reload.c (find_reloads): Compute mode and nregs fields of all
1531 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1532 (calculate_needs): Use precomputed mode/nregs values.
1533 (allocate_reload_reg): Likewise.
1535 (failed_reload, set_reload_reg): ... new functions.
1536 (choose_reload_regs_init): New function, mostly broken out from...
1537 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1538 Also lose one #if 0 block.
1540 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1542 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1545 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1547 * tree.h (BLOCK_TYPE_TAGS): Remove.
1548 (BLOCK_END_NOTE): Likewise.
1549 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1550 (BLOCK_LIVE_RANGE_START): Likewise.
1551 (BLOCK_LIVE_RANGE_END): Likewise.
1552 (tree_block): Remove live_range_flag, live_range_var_flag, and
1553 type_tags. Remove end_note, live_range_start, and live_range_end.
1554 (remember_end_note): Remove prototype.
1555 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1556 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1558 * ggc-common.c (ggc_mark_tree_children): Don't mark
1559 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1560 * integrate.c (adjust_copied_decl_tree): Remove.
1561 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1562 * stmt.c (last_block_end_note): Remove.
1563 (init_stmt): Don't add a GC root for it.
1564 (expand_fixup): Don't set it.
1565 (remember_end_note): Remove.
1566 (expand_end_bindings): Don't set last_block_end_note.
1568 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1570 * reload1.c (reload_reg_free_for_value_p): Show
1571 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1574 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1576 * expmed.c (extract_bit_field): Allow for the case of non-integer
1577 objects that are smaller than a word (like SFmode on a 64-bit
1580 * loop.c (basic_induction_var): A non-integer variable which is
1581 being set by a paradoxical subreg is probably not a biv.
1583 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1585 * prefix.c (translate_name) Check for empty prefix string.
1587 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1589 * Makefile.in (CPP_CROSS_NAME): New variable.
1590 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1592 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1593 names of the files to be uninstalled.
1595 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1597 * collect2.c (IS_DIR_SEPARATOR): Define.
1598 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1600 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1603 * haifa-sched.c (add_dependence): Update the true dependency
1604 cache the first time we add a true dependence to the LOG_LINKS chain.
1606 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1608 * fold-const.c (fold): Fix comment.
1610 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1612 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1613 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1614 dbxout_start_new_source_file, dbxout_source_file,
1615 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1616 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1618 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1619 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1620 (dbxout_block): Initialize variable `blocknum'.
1622 * dbxout.h (dbxout_init, dbxout_finish,
1623 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1624 dbxout_args, dbxout_source_line): Constify a char*.
1626 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1627 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1628 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1629 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1630 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1631 src_info_attribute, mac_info_attribute, producer_attribute,
1632 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1633 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1634 dwarfout_undef): Constify a char*.
1635 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1637 * dwarfout.h (dwarfout_define, dwarfout_undef,
1638 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1640 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1642 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1643 (MULTILIB_ISA_DEFAULT): New.
1644 (MULTILIB_DEFAULTS): Use it.
1645 * config/mips/mips.c (): Remove the now unnecessary definition
1646 of MIPS_ISA_DEFAULT.
1647 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1648 unnecessary definition.
1650 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1652 * arm.md (pic_load_addr): Add constraints to operand 1.
1654 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1656 * fixinc/genfixes: Provide a means for specifying -D options to
1659 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1661 * arm.c (arm_override_options): Correct initialization of
1662 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1663 arm_is_strong, and arm_is_6_or_7.
1665 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1666 (note_set_pseudo_multiple_uses): New function.
1667 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1668 if a pseudo set in the loop exit is used elsewhere.
1670 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1672 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1674 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1676 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1677 a single load-address pattern.
1679 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1681 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1682 depending on whether or not line-number notes are present.
1684 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1686 * cccp.c (progname, file_buf, default_include, include_file,
1687 macrodef, definition, hashval, wchar_type, user_label_prefix,
1688 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1689 expand_to_temp_buffer, is_system_include, base_name,
1690 absolute_filename, read_name_map, open_include_file,
1691 record_control_macro, check_precompiled, check_preconditions,
1692 pcfinclude, pass_thru_directive, create_definition,
1693 check_macro_name, comp_def_part, collect_expansion,
1694 check_assertion, read_token_list, assertion_install,
1695 assertion_lookup, eval_if_expression, conditional_skip,
1696 validate_else, skip_quoted_string, quote_string, macarg1,
1697 error_from_errno, install, lookup, hashf, dump_defn_1,
1698 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1699 check_white_space, rescan, handle_directive, monthnames,
1700 special_symbol, do_include, remap_include_file, write_output,
1701 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1702 do_ident, do_sccs, do_xifdef, skip_if_group,
1703 output_line_directive, macroexpand, macarg, change_newlines,
1704 initialize_builtins, make_definition): Constify a char*.
1706 * pcp.h (stringdef): Likewise.
1708 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1710 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1713 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1714 Richard Henderson <rth@cygnus.com>
1716 * alias.c: Include ggc.h.
1717 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1718 (record_set): Verify enough room in reg_base_value.
1719 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1720 Register it as a GC root.
1721 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1722 * Makefile.in (alias.o): Depend on ggc.h.
1724 * unroll.c (unroll_loop): Verify the insn before a barrier
1725 is a JUMP_INSN before checking JUMP_LABEL.
1727 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1729 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1730 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1731 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1732 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1733 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1734 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1736 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1738 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1740 * alpha/alpha-interix.h (text_section): Delete prototype.
1741 * alpha/elf.h (text_section): Likewise.
1742 * arm/linux-elf.h (text_section): Likewise.
1743 * arm/linux-telf.h (text_section): Likewise.
1744 * c4x/c4x.h (text_section): Likewise.
1745 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1746 * elfos.h (text_section): Likewise.
1747 * i386/aix386ng.h (text_section): Likewise.
1748 * i386/i386-interix.h (text_section): Likewise.
1749 * i386/sco5.h (text_section): Likewise.
1750 * i386/svr3gas.h (text_section): Likewise.
1751 * nextstep.h (text_section): Likewise.
1752 * psos.h (text_section): Likewise.
1753 * ptx4.h (text_section): Likewise.
1754 * svr3.h (text_section): Likewise.
1755 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1757 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1759 * final.c (peephole): Delete prototype.
1761 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1762 (pre_insert_copies): Remove unused variable `bb'.
1764 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1767 * output.h (peephole): Add prototype.
1769 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1771 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1774 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1776 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1777 for inlined declarations.
1779 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1781 * arm.c (logical_binary_operator): New fucntion.
1782 * arm.h (logical_binary_operator): Declare it.
1783 (PREDICATE_CODES): Handle logical_binary_operator.
1784 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1785 output constraints. Add appropriate splitters.
1786 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1787 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1788 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1790 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1792 * genoutput.c (struct operand_data): New elt eliminable.
1793 (output_operand_data): Write it.
1794 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1795 (compare_operands): Take it into account.
1796 * recog.h (struct insn_operand_data): New elt eliminable.
1797 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1799 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1800 (eliminate_regs): Move code that detects changes to elimination
1801 target regs into new function elimination_effects.
1802 Delete one #if 0 block.
1803 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1804 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1805 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1806 Only call eliminate_regs for real operands of the insn, not for parts
1807 of its structure or parts matched by things like match_operator.
1808 Use elimination_effects and check_eliminable_occurrences. Use
1809 copy_insn to duplicate the pattern when not in the final pass.
1811 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1813 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1816 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1818 * fixinc/README: document the "mach" machine matching test
1819 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1820 * fixinc/fixtests.c: Implement the #else/#endif label test
1821 * fixinc/inclhack.def: utilize these tests and fixes
1822 * fixinc/inclhack.sh: regen
1823 * fixinc/fixincl.x: regen
1824 * fixinc/fixincl.sh: regen
1826 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1828 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1831 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1833 * gcc.1: Document exit codes.
1835 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1837 * calls.c: Include tm_p.h later, so everything we need is defined.
1839 * function.c: Likewise.
1841 * except.c: Include tm_p.h.
1843 * sparc.c: Likewise.
1844 (dwarf2out_cfi_label): Don't prototype.
1845 (check_return_regs, epilogue_renumber,
1846 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1847 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1848 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1849 ultra_schedule_insn): Add static prototype.
1850 (data_segment_operand, text_segment_operand): Call itself with the
1851 proper number of arguments.
1852 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1854 * sparc.h: Move all declarations to sparc-protos.h.
1855 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1858 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1860 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1862 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1863 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1864 ASM_OUTPUT_ASCII): Constify a char*.
1866 * sparc-protos.h: New file for sparc prototypes.
1868 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1870 * function.c (record_insns, contains): Always declare and define.
1871 (record_insns): Mark with ATTRIBUTE_UNUSED.
1873 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1875 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1876 to .section when outputting a .bss section to deal with multiple
1877 .bss input sections (as happens with -fdata-sections)
1878 Also output %progbits, not @progbits so the assembler doesn't treat as
1880 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1882 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1883 thumb parts even when building with non-thumb CPUs, by forcing
1886 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1888 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1889 (movdf_const_intreg_sp64): Similarly.
1891 * local-alloc.c (update_equiv_regs): Check the correct insn
1892 for pre-existing REG_EQUIV notes.
1894 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1896 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1897 block reached by a branch if we're not going to actually process
1900 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1902 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1903 a local extern function declaration.
1905 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1907 * i386.c (ix86_expand_prologue): Properly wrap USE around
1908 reg for CALL_INSN_FUNCTION_USAGE.
1910 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1912 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1913 move between GP_REGs.
1915 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1917 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1918 the mode size when finding out if an offset is legal.
1920 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1922 * basic-block.h (PROP_*): Move constants from ...
1924 (compute_bb_for_insn): Free the array before reallocating.
1925 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1926 (allocate_reg_life_data): Reset all reg variables collected by
1928 (get_block_head_tail): Don't convert from bb to block.
1929 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1930 (find_insn_reg_weight): Take block not bb.
1931 (schedule_block): Don't set block num for moved insns.
1932 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1933 (schedule_insns): Do it here instead.
1934 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1935 before update_life_info.
1936 * recog.c (split_all_insns, peephole2_optimize): Update for
1937 new arg to update_life_info.
1938 * rtlanal.c (remove_note): Cope with NULL note.
1939 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1942 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1944 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1946 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1947 block records so that merge_blocks_nomove will clean up correctly.
1948 (split_edge): Handle casesi insns.
1950 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1952 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1954 * pa.md (call, call_value): Do not emit a blockage after restoring
1957 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1959 * c-typeck.c (c_expand_asm_operands): Fix typo.
1961 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1963 * arm.c (fpu_rhs_operand): Verify modes.
1964 (fpu_add_operand): Likewise.
1965 (di_operand): Likewise.
1966 (soft_df_operand): Likewise.
1968 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1970 * arm.c (arm_return_in_memory): APCS rules state that the elements
1971 of a structure returned in a register must be 'integer-like'.
1973 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1975 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1976 in the source tree when the generated targets are out of date
1977 * fixinc/genfixes: Alter it to run individual fixes for make.
1978 * fixinc/README: rewrite
1979 * fixinc/inclhack.def: moved initial comments to README
1981 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1983 * toplev.c (main): Do not generate an error message if an
1984 unrecognised command line switch is recognisable by another
1985 language. If extra_warnings are enabled, then generate a
1986 warning message instead.
1988 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1990 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1991 (insert_pack_attributes): Delete prototype.
1993 * c-pragma.c (default_alignment): New static variable.
1994 (push_alignment): Initialize to current effective alignment.
1995 (pop_alignment): Use to set new alignment.
1996 (insert_pack_attributes): Delete function.
1997 (handle_pragma_token): Set default_alignment as well each time
1998 a #pragma pack(<n>) is encountered.
2000 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
2002 * reg-stack.c (stack_result): Aggregates are not returned in
2005 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2007 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
2009 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
2011 * basic-block.h (set_block_num): Declare.
2012 * flow.c (update_life_info): Don't call compute_bb_for_insn
2013 or free_basic_block_vars.
2014 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
2015 (insn_orig_block): Remove.
2016 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
2017 (schedule_block): Keep BLOCK_NUM up-to-date.
2018 (schedule_insns): Use compute_bb_for_insn.
2019 * recog.c (split_all_insns): Likewise.
2020 (peephole2_optimize): Likewise.
2022 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
2024 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
2025 if the pic register is used.
2027 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2029 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
2030 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
2031 if that tests TREE_PERMANENT.
2033 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
2035 * cse.c (invalidate_for_call): Do not remove memory references from
2036 the table here. It's handled elsewhere.
2038 * haifa-sched.c (add_dependence): Protect references to the
2039 true dependency cache with #ifdef INSN_SCHEDULING.
2040 (remove_dependence): Similarly.
2042 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
2043 to the cfg code that this is a return instruction.
2044 * mn10300.md (return_internal): Similarly.
2046 * combine.c (get_last_value): If the last set of a register
2047 is after subst_low_cuid, then we can not use it to determine
2048 the register's last value.
2050 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2052 * Makefile.in: Back out previous change.
2054 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
2056 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
2058 * haifa-sched.c (add_dependence): Only check/update the cache
2060 (remove_dependence): Likewise.
2061 (schedule_insns): Only create the true_dependency_cache if the
2062 average number of instructions in a basic block is very large.
2064 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2066 * Makefile.in (ggc-common.o): Depend on genrtl.h.
2067 (ggc-simple.o): Likewise.
2068 (ggc-page.o): Likewise.
2070 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
2072 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
2073 Prototype for exported functions.
2074 (pre_lcm, pre_rev_lcm): Remove prototypes.
2075 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
2076 (compute_available): Move to lcm.c, and change parameter order.
2077 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
2078 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
2079 (gcse_main): No longer call compute_preds_succs. Rebuild the
2080 set table after reach pre pass.
2081 (pre_insert_map, pre_delete_map, edge_list): New.
2082 (alloc_pre_mem): Allocate edge vectors.
2083 (free_pre_mem): Delete edge vectors.
2084 (compute_pre_data): Call new edge based lcm routines.
2085 (process_insert_insn): New function.
2086 (insert_insn_end_bb): Use it.
2087 (pre_edge_insert): New function.
2088 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
2090 (pre_insert_copies): Revamp using new edge based lcm outputs.
2091 (pre_delete): Likewise.
2092 (one_pre_gcse_pass): Insert & remove fake edges to the exit
2094 (compute_code_hoist_vbeinout): New new edge based routines.
2095 * lcm.c: Remove all the old LCM functions. Replace with new ones
2096 that work with the new cfg datastructures and work with edges
2099 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2101 * reload.h (struct reload): Add new fields "mode" and "nregs".
2102 * reload1.c: Change all occurrences of reload_mode and reload_nregs
2103 to reference the "mode" and "nregs" field within struct reload.
2105 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
2107 * haifa-sched.c (true_dependency_cache): New.
2108 (add_dependence): Use the true dependency cache to avoid expensive
2109 walks down the LOG_LINKS dependency list. Add entries to the
2111 (remove_dependence): Remove entries from the true dependency cache
2113 (schedule_insns): Allocate and initialize and free the true
2116 * haifa-sched.c (schedule_insns): Do not remove inter-block
2117 dependencies anymore.
2119 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2121 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
2122 * i386/t-winnt: Likewise.
2124 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
2126 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
2128 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
2130 * Makefile.in (LANGUAGES): Omit "proto".
2131 (clean): Remove stale comment about removing unprotoize.c.
2133 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2135 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
2136 using arithmetic on void pointers.
2138 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
2140 * haifa-sched.c (compute_block_forward_dependencies): Only check
2141 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
2143 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
2145 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
2146 (expr_equiv_p): Reject memories with different alias sets.
2148 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
2150 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
2151 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
2152 (f_options): Add "bounded-pointers" and "bounds-check" entries.
2153 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
2154 (lang_init): Set default for flag_bounds_check if still "unspecified".
2156 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2158 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
2160 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2162 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
2165 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2167 * config/c4x/c4x.md (*db_noclobber,
2168 *decrement_and_branch_until_zero_noclobber): New patterns and
2169 associated splitters.
2171 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2173 * config/c4x/c4x.md (parallel instruction patterns): Rework
2174 constraints to keep reload happy.
2176 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2178 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
2179 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
2180 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
2181 Add new patterns and associated post-reload splitters.
2183 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2185 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
2187 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2189 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
2191 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
2193 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2195 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
2198 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
2200 * pa.c (move_operand): Rely on memory_address_p to determine the
2201 validity of non-indexed memory addresses.
2202 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
2203 operand in DFmode and SFmode when generating PA2.0 code.
2205 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
2207 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
2209 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
2211 * mips.c (function_prologue): Fix argument types.
2212 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
2213 (casesi_internal): Write to the scratch register.
2215 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
2217 * cppexp.c (cpp_parse_escape): Make static. Change second arg
2219 (parse_charconst): Delete unnecessary cast when calling
2221 (cpplib.h): Kill prototype of cpp_parse_escape.
2223 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
2225 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
2226 * unroll.c (unroll_loop): Cast return value of alloca.
2227 * i370/i370.c: Include function.h and toplev.h.
2228 (i370_label_scan): Remove c++ commented abort.
2229 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
2230 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
2231 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
2232 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
2234 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
2236 * config/t-freebsd: Do not override USER_H.
2237 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
2239 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
2240 Mumit Khan <khan@xraylith.wisc.edu>
2242 * c-parse.in (component_decl): Support anonymous struct/union.
2244 * c-parse.y: Regenerate.
2245 * c-parse.c: Likewise.
2246 * objc/objc-parse.y: Likewise.
2247 * objc/objc-parse.c: Likewise.
2248 * c-decl.c (finish_struct): Don't sort the fields.
2249 (field_decl_cmp): Delete unused function.
2251 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
2253 * sparc.md (movsf_const_intreg): Revert last constraint change.
2254 (movdf_const_intreg_sp32): Likewise.
2256 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
2258 * cse.c: Include hashtab.h instead of splay-tree.h
2259 (struct cse_reg_info): No longer use variant union. Add new
2260 field "regno". All references changed to avoid union.
2261 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
2262 (free_cse_reg_info): Remove.
2263 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
2264 (get_cse_reg_info): Revamp to use expandable hash tables instead
2265 of splay trees. Initialize new fields in cse_reg_info structure.
2266 (new_basic_block): Similarly.
2268 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
2270 * genrecog.c (message_with_line): Prototype.
2271 (validate_pattern): Pass along the set for the dest, not a flag.
2272 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
2273 Check for PC/CC0 as sources.
2274 (nodes_identical): Check for children position match before
2275 allowing the combination.
2277 * rtl.c (read_rtx): Track line number across \\\n.
2279 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
2281 * mips.h (SPECIAL_MODE_PREDICATES): New.
2282 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
2283 (movdi+1, movsi+1): Add output reload constraint.
2284 (casesi_internal): Likewise. Fix commentary.
2285 (return_internal): Use pmode_register_operand.
2287 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
2289 * 1750a.md (movstrqi): Add missing output reload constraint.
2290 (call_value): Likewise.
2291 * a29k.md (cpxxx patterns): Add missing match_operator mode.
2292 (jmpfdec): Add missing inout reload constraint.
2293 * elxsi.md (addsi patterns): Add missing output reload constraint.
2294 (move from sp): Use @ alternates.
2295 (call_value): No constraint on output.
2296 * fr30.md (movsi_pop): Add missing output reload constraint.
2297 (movsf_constant_store): Likewise.
2298 (splits): Remove constraints.
2299 (subsi3): Add missing mode.
2300 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2301 (call_value): Likewise.
2302 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2303 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2304 * m32r.md (movsicc_internal): Add output reload constraint.
2305 (movstrsi_internal): Add inout reload constraints.
2306 * m88k.h (reg_names): Don't declare.
2307 (SPECIAL_MODE_PREDICATES): New.
2308 * m88k.md (*): Use register_operand not reg_or_0_operand
2310 * mn10200.h (PREDICATE_CODES): New.
2311 * ns32k.md (ffs pattern): Add output reload constraint.
2312 * pdp11.md (sob pattern): Add inout reload constraint.
2313 * sh.md (splits): Remove constraints.
2314 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2315 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2316 * vax.md (jgequ pattern): Add inout reload constraint.
2318 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2320 * configure.in (djgpp): Revert previous patch.
2321 * configure: Rebuit.
2322 * config/i386/djgpp.h: Revert previous patch.
2324 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2326 * fixinc/inclhack.def: Restore patch lost during last merge of
2327 "no_bogosity" branch.
2328 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2330 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2332 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2333 * fixinc/inclhack.def: Same.
2334 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2336 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2338 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2339 as the base of a PLUS.
2341 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2343 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2344 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2346 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2348 * pa.md (post_stw+1): Use pmode_register_operand.
2349 (dcacheflush, icacheflush): Likewise.
2351 * i386.md (movstricthi_1): Allow r/r.
2353 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2355 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2356 to (not (and (arg0) (arg1))). Similary for and.
2358 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2359 falltrought to assocate code.
2360 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2363 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2364 no bits in common; remove XOR to ROTATE conversion.
2366 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2368 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2370 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2372 * config/c4x/c4x.c (dst_operand): New.
2373 (PREDICATE_CODES): Update.
2374 * config/c4x/c4x.h (dst_operand): Declare it.
2375 * config/c4x/c4x.md: Define mode for each unspec usage.
2376 (move patterns): Use dst_operand predicate instead of src_operand.
2377 (movqi_update, movqf_update): Delete.
2379 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2381 * recog.c (pmode_register_operand): New.
2382 * recog.h: Declare it.
2383 * genrecog.c (pred_codes): Likewise.
2384 (special_mode_pred_table): Likewise.
2385 (validate_pattern): Don't warn no mode for address_operand.
2387 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2388 if the operand is not insn-like.
2390 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2391 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2393 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2395 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2397 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2398 instead of general_operand in a SET_DEST. Use const_double_operand
2399 instead of an explicit test against CONST_DOUBLE.
2400 (movsf_const_lo): Add missing register mode.
2401 (goto_handler_and_restore): Add auxiliary test for Pmode.
2402 (flush): Adjust to use address_operand.
2403 (return_sf_no_fpu): Add missing output constraint.
2405 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2407 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2408 for call return value.
2409 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2411 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2413 * toplev.c (main): Only warn about options for other languages.
2414 * collect2.c (main): Pass -w to sub-gcc.
2416 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2418 * flow.c (propagate_block): Add call-clobbered registers to
2421 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2422 zapping mem_set_list.
2423 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2424 (mark_set_1, mark_used_regs): Likewise.
2426 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2428 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2430 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2432 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2433 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2434 options. Also add a new item "C-only Warning Options" to the
2437 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2439 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2440 from multiple calls.
2442 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2444 * i386.md (call value patterns): Move to the end of the file.
2445 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2447 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2449 * configure.in (djgpp configuration): Define extra_objects..
2450 * configure: Rebuilt.
2451 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2452 (DTORS_SECTION_ASM_OP): Define.
2453 (INIT_SECTION_ASM_OP): Define.
2454 (FINI_SECTION_ASM_OP): Define.
2455 (DATA_SECTION_ASM_OP): Define.
2456 (TEXT_SECTION_ASM_OP): Define.
2457 (EH_FRAME_SECTION_ASM_OP): Define.
2458 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2459 (STARTFILE_SPEC): Add crtbegin.o.
2460 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2461 to here from LINK_COMMAND_SPEC.
2462 (DO_GLOBAL_CTORS_BODY): Define.
2463 (CRTSTUFF_USE_FINI_SECTION): Define
2464 (HAS_INIT_SECTION): Delete.
2466 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2468 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2470 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2472 * pa.h (PREDICATE_CODES): New.
2474 * genrecog.c (validate_pattern): Condense the destination
2477 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2479 * alpha.md (call-1): Supply missing mode for operator.
2480 (*): Add missing output reload constraints. Remove constraints
2483 * i386.h (SPECIAL_MODE_PREDICATES): New.
2484 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2485 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2486 (addsi_lea_3): Add missing mode for op 3.
2487 (prologue_set_got, prologue_get_pc): Add missing modes.
2488 (*) Add missing output reload constraints.
2490 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2492 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2493 check for member bit-size overflow and use var_size if it occurs.
2494 (layout_record): Use bitsize_int() to define the type size in bits.
2495 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2496 (layout_decl): Likewise when assigning to DECL_SIZE.
2498 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2500 * genrecog.c (validate_pattern): Typo last change. Verify
2501 that output operands have output reloads.
2503 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2505 * genrecog.c (special_mode_pred_table): New.
2506 (NUM_SPECIAL_MODE_PREDS): New.
2507 (find_operand): New.
2508 (validate_pattern): New argument `insn'. Warn for assignment to
2509 any predicate accepting non-lvalues. Conditionaly warn for
2510 match_operand without a mode. Try much harder to match source
2511 and destination modes on a set.
2512 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2514 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2516 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2518 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2520 * combine.c (simplify_logical): Recognize xor pattern that encodes
2523 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2525 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2528 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2530 * ggc-page.c (MAP_FAILED): Provide default.
2532 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2534 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2535 * sparc.h (PREDICATE_CODES): Update.
2537 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2539 * alpha.c (some_ni_operand): New.
2540 * alpha-protos.h: Declare it.
2541 * alpha.h (PREDICATE_CODES): Update.
2542 * alpha.md (sXaddq reload insns): Use some_ni_operand
2543 for SET_DEST instead of some_operand.
2545 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2546 Jim Wilson <wilson@cygnus.com>
2548 * genrecog.c (maybe_both_true_2): Don't compare modes of
2550 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2551 after find_afterward.
2552 (debug_decision_1): Dump next and afterward codes.
2554 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2556 * rtl.c (dump_and_abort): Remove.
2557 (fatal_with_file_and_line): New.
2558 (fatal_expected_char): New.
2559 (read_rtx_lineno, read_rtx_filename): New.
2560 (read_skip_spaces): Track line number.
2561 (read_name): Use fatal_with_file_and_line.
2562 (read_rtx): Use fatal_expected_char. Track line number.
2563 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2565 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2566 if it isn't a CODE_LABEL.
2568 * genattr.c (main): Set read_rtx_filename.
2569 * genattrtab.c (main): Likewise.
2570 * gencodes.c (main): Likewise.
2571 * genconfig.c (main): Likewise.
2572 * genemit.c (main): Likewise.
2573 * genextract.c (main): Likewise.
2574 * genflags.c (main): Likewise.
2575 * genopinit.c (main): Likewise.
2576 * genoutput.c (main): Likewise.
2577 * genpeep.c (main): Likewise.
2579 * genrecog.c (decision_test.u.insn): Add `lineno'.
2580 (pattern_lineno, error_count): New variables.
2581 (message_with_line): New.
2582 (add_to_sequence): Break out checking code to ...
2583 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2584 (merge_insn): Use message_with_line.
2585 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2586 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2588 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2590 * expr.c (store_constructor): Clear union if constructor is empty.
2592 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2594 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2595 Add !endian checks. Change %{...} to %(...).
2597 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2599 * i386.md (*addsi3_cc): Renamed from addcsi3.
2600 (*addsi3_carry): Renamed from addxsi3.
2601 (*subsi3_cc): Renamed from subcsi3.
2602 (*subsi3_carry): Renamed from subxsi3.
2603 (*xorqi_cc_1): Renamed from xorcqi_1.
2604 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2605 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2607 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2609 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2610 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2612 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2614 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2615 climb up the chain of insns.
2617 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2619 * genrecog.c (write_subroutine): Careful for null trees.
2620 (process_tree): Don't elide empty functions.
2622 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2624 * Makefile.in (genrtl.o): Depend on ggc.h.
2625 * configure.in (valloc): Probe for it.
2626 (with-gc): Use ggc-page if valloc present.
2627 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2628 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2629 (ggc_alloc_string): Moved from ggc-page.c.
2630 * ggc-none.c (ggc_alloc_obj): New.
2631 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2632 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2633 (struct globals): Likewise for dev_zero_fd.
2634 (init_ggc): Likewise for it's initialization.
2635 (ggc_allocated_p): Move careful dereference from ...
2636 (ggc_lookup_page_table): ... here. Delete.
2637 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2638 (alloc_anon): Use valloc if no mmap.
2639 (release_pages): Use free if using valloc.
2640 (ggc_alloc_obj): Renamed from alloc_obj.
2641 (ggc_set_mark): Renamed from mark_obj.
2642 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2643 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2644 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2645 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2646 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2647 (ggc_collect): Use fp printing instead of our own rounding.
2648 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2649 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2650 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2651 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2652 (struct ggc_string, struct ggc_any): Delete.
2653 (offsetof): Provide default definition.
2654 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2656 (struct ggc_mem): New, from corpse of ggc_any.
2657 (struct ggc_status): Delete.
2658 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2659 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2660 (n_strings_collected, n_anys_collected): Delete.
2661 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2662 (ggc_alloc_string, ggc_alloc): Delete.
2663 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2664 (ggc_free_string, ggc_free_any): Delete.
2665 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2666 (ggc_compare_addresses, ggc_mark_string): Delete.
2667 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2668 (search_data): Delete.
2669 (struct globals): New.
2670 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2671 (tree_insert, tree_lookup): New.
2672 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2673 (clear_marks, sweep_objs): New.
2674 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2675 (init_ggc): Set allocated_last_gc.
2676 (ggc_push_context): Gut. Use G.context.
2677 (ggc_pop_context): Likewise.
2678 (ggc_pop_context_1): New.
2679 (debug_ggc_tree): New.
2680 (debug_ggc_balance, tally_leaves): New.
2681 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2682 (ggc_mark_string_if_gcable): Remove decl.
2683 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2684 (ggc_mark_rtvec_children): New.
2685 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2686 (ggc_mark_if_gcable): New decl.
2687 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2688 (ggc_alloc_tree, ggc_alloc): Likewise.
2689 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2690 (ggc_alloc_obj): New decl.
2691 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2692 (ggc_alloc_tree, ggc_alloc): Likewise.
2693 (ggc_set_mark): New decl.
2694 * rtl.h (struct rtx_def): Remove gc_mark.
2695 (struct rtvec_def): Likewise.
2696 * tree.h (struct tree_common): Likewise.
2698 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2700 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2701 float_format and thread_file definitions.
2702 * configure: Rebuilt.
2704 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2706 * extend.texi (Function Names): Document types of function names.
2708 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2710 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2711 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2713 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2715 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2717 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2719 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2721 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2723 * collect2.c (main): Do prelimnary link on AIX if rflag.
2725 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2727 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2728 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2730 (__do_global_dtors): similarly for __DTOR_LIST__.
2732 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2733 Diego Novillo <dnovillo@cygnus.com>
2735 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2738 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2740 * fixincl/*: Merged "no_bogosity" branch
2741 * fixincl/fixlib.h: protect against doubly defining t_bool
2742 * fixincl/server.h: protect against doubly defining t_bool
2744 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2746 * genoutput.c: Include toplev.h.
2748 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2750 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2752 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2753 * configure: Regenerate.
2755 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2757 * gcse.c (delete_null_pointer_checks): Returns void.
2759 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2761 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2762 * emit-rtl.c (copy_insn_1): Likewise.
2764 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2766 * config/mips/mips.c (mips_build_va_list): Correct
2767 TREE_CHAIN setting when hard-float.
2768 (mips_va_start): Use corrected setting.
2769 (mips_va_arg): Likewise. Also pass a tree to build of
2770 POSTINCREMENT_EXPR rather than a naked 'int'.
2772 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2774 * ggc.h (ggc_push_context): Fix comment.
2775 (ggc_pop_context): Likewise.
2776 (mark_string_if_gcable): Likewise.
2777 * ggc-common.c (ggc_mark_rtx_children): Use
2778 ggc_mark_string_if_gcable.
2779 * ggc-page.c (ggc_lookup_page_table): New function.
2780 (ggc_allocated_p): Likewise.
2781 (mark_obj): Fix formatting.
2782 (ggc_mark_string_if_gcable): New function.
2783 * ggc-simple.c (ggc_allocated_strings): New variable.
2784 (ggc_strings_used): Likewise.
2785 (ggc_compare_addresses): New function.
2786 (ggc_pop_context): Pop the `any' memory too.
2787 (ggc_mark_string_if_gcable): New function.
2788 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2790 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2792 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2793 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2794 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2797 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2799 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2800 (sched_reg_live_length, sched_reg_basic_block): Delete.
2801 (current_block_num, bb_live_regs, old_live_regs): Delete.
2802 (dead_notes, struct sometimes): Delete.
2803 (sched_note_set, birthing_insn_p): Delete.
2804 (adjust_priority): Gut useless reg lifetime code.
2805 (create_reg_dead_note, attach_deaths): Delete.
2806 (attach_deaths_insn, new_sometimes_live): Delete.
2807 (finish_sometimes_live): Delete.
2808 (find_pre_sched_live, find_post_sched_live): Delete.
2809 (update_reg_usage): Delete.
2810 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2811 (schedule_insns): Delete reg lifetime code.
2812 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2813 (unlink_other_notes): Adjust REG_NOTE commentary.
2814 (reemit_notes): Use REG_SAVE_NOTE.
2815 (schedule_block): Likewise.
2816 (schedule_region): Allocate bitmap of blocks in region. Use
2817 count_or_remove_death_notes. Use update_life_info.
2819 * rtl.h (REG_SAVE_NOTE): New.
2820 * rtl.c (reg_note_name): Update.
2822 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2824 * combine.c (refresh_blocks, need_refresh): New.
2825 (combine_instructions): Allocate refresh_blocks. Invoke
2826 update_life_info if needed.
2827 (distribute_notes): Mark refresh_blocks instead of installing
2829 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2830 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2832 * Makefile.in (recog.o): Depend on basic-block.h.
2834 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2836 * genrecog.c (add_to_sequence): Thinko last change: delete
2837 shadowing allow_const_int variable.
2839 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2841 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2842 __GNUC__ and __GNUC_MINOR__.
2844 * gansidecl.h: Likewise.
2850 * toplev.h: Likewise.
2856 * varray.c: Likewise.
2858 * varray.h: Likewise.
2860 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2862 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2863 use one before a jump table.
2865 * rtl.def (ADDRESS): Change documentation to match reality.
2866 * md.texi: Don't document it.
2867 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2870 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2872 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2874 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2875 known predicate block; default allow_const_int true.
2876 (debug_decision_list): New.
2878 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2880 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2882 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2884 * gcse.c (gcse_main): Avoid global optimizations if we have a
2885 large number of basic blocks and the ratio of edges to blocks
2887 (delete_null_pointer_checks): Likewise.
2889 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2891 * c-common.c (check_format_info): Warn if format string isn't a
2894 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2896 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2897 * configure: regenerate
2899 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2901 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2902 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2903 (peepholes): Re-enable.
2905 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2907 * Makefile.in (flow.o): Depend on TREE_H.
2908 * basic-block.h (REG_SET_EQUAL_P): New.
2911 (free_regset_vector): Remove declaration.
2912 (flow_delete_insn_chain): Declare.
2913 (enum update_life_extent): New.
2914 (update_life_info, count_or_remove_death_notes): Declare.
2915 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2916 Verify register live at bb->global_live_at_start before adding USE.
2917 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2918 (CLEAN_ALLOCA): New.
2920 (PROP_*): New flags.
2921 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2922 (clear_edges): Zero n_edges.
2923 (make_edge): Increment n_edges.
2924 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2925 (flow_delete_insn_chain): Export.
2926 (delete_block): Decrement n_edges.
2927 (merge_blocks_nomove): Likewise.
2928 (life_analysis): Give life_analysis_1 PROP flags.
2929 (verify_wide_reg_1, verify_wide_reg): New.
2930 (verify_local_live_at_start): New.
2931 (update_life_info): Rewrite to call into propogate_block.
2933 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2934 always mark stack pointer. Conditionally mark PIC register.
2935 After reload, mark call-saved registers, return regsiters.
2936 (life_analysis_1): Accept PROP flags not remove_dead_code.
2937 Call mark_regs_live_at_end before zeroing regs_ever_live.
2938 Use calculate_global_regs_live. Copy global_live_at_end before
2939 calling final propagate_block. Zero reg_next_use on exit.
2940 (calculate_global_regs_live): New.
2941 (allocate_bb_life_data): Don't allocate bb->local_set.
2942 (init_regset_vector, free_regset_vector): Remove.
2943 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2944 Test flags before every operation. Warn if prologue/epilogue insn
2945 would have been deleted.
2946 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2947 Use alloc_EXPR_LIST.
2948 (mark_used_regs): Accept and use FLAGS, not FINAL.
2949 Remove special handling for RETURN.
2950 (try_pre_increment): Use alloc_EXPR_LIST.
2951 (dump_flow_info): Dump n_edges.
2952 (unlink_insn_chain, split_hard_reg_notes): Remove.
2953 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2954 (find_insn_with_note, new_insn_dead_notes): Remove.
2955 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2956 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2957 (replace_insns): Remove.
2958 (count_or_remove_death_notes): New.
2959 (verify_flow_info): Abort on error after all checks.
2960 (remove_edge): Decrement n_edges.
2961 (remove_fake_edges): Tweek format.
2962 * haifa-sched.c (schedule_insns): Use split_all_insns.
2963 * output.h (update_life_info): Remove declaration.
2964 * recog.c (split_all_insns): From the corpse of split_block_insns,
2965 do the whole function block by block. Use update_life_info.
2966 (recog_last_allowed_insn): New.
2967 (recog_next_insn): Mind it.
2968 (peephole2_optimize): Set it. Walk backwards through blocks.
2969 Use update_life_info.
2970 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2971 (split_all_insns): Declare.
2972 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2973 Use split_all_insns.
2975 * i386.md (or -1 peep2s): Disable.
2977 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2979 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2980 a single pattern. Scrap the 'd' versions as unnecessary.
2982 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2983 tablejump_mips162,tablejump_internal4): The operands to a
2984 label_ref must be VOIDmode.
2986 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2988 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2990 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2992 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2994 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2996 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2997 cache every function if ggc_p.
2999 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3001 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
3002 instead of copy_rtx. Accept sequences that contain asm statements.
3003 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
3004 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
3005 orig_asm_operands_vector, copy_asm_operands_vector,
3006 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
3008 * rtl.h (copy_insn, copy_insn_1): Declare.
3010 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3012 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
3014 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
3015 arguments to `current_file_function_operand'.
3017 * genrecog.c: Include hard-reg-set.h and resource.h in the
3018 generated output file.
3020 * real.c: Include tm_p.h.
3022 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3024 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
3027 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
3029 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
3030 before the fctiwz insn.
3032 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3033 Mark Mitchell <mark@codesourcery.com>
3035 * tree.c (make_lang_type_fn): New funtion pointer.
3036 (make_lang_type): Call it.
3037 * tree.h (make_lang_type): Declare.
3038 (make_lang_type_fn): Likewise.
3039 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
3041 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
3043 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
3044 make sure that HIGH instructions are copied into BASE_REGS.
3046 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
3048 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
3050 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
3052 * c-decl.c (finish_struct): Use simpler method of
3053 removing elements of a singly-linked list.
3055 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
3057 * alpha.md (peephole2's): Comment out peephole2's that generate
3060 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
3062 * genrecog.c (add_to_sequence): Disable mode check for
3065 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3067 * ggc-simple.c (init_ggc): Set empty_string.
3069 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
3071 * configure.in: Detect mmap. Add --with-gc=foo to select
3072 garbage collector; default to page if mmap available.
3073 * Makefile.in (GGC): Substitute.
3075 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
3077 * c-decl.c (ggc_p): Enable.
3079 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3081 * flow.c (verify_flow_info): Make it extern & unconditionally define.
3083 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
3085 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
3086 string for little-endian-data.
3088 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
3090 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
3091 case somebody tries to compile --enable-checking code with gcc
3094 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
3096 * genrecog.c (add_to_sequence): Verify operand to label_ref is
3099 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
3101 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
3102 * jump.c (jump_optimize_1): Document why.
3104 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3106 * collect2.c (scan_prog_file, scan_libraries): Prototype function
3107 pointers and casts for `int_handler' and `quit_handler'.
3109 * flow.c (verify_flow_info, split_hard_reg_notes,
3110 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
3111 remove_edge, remove_fake_successors): Add static prototypes.
3112 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
3113 (mark_set_1): Initialize variable `regno'.
3114 (unlink_insn_chain): Likewise for variable `curr'.
3115 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
3117 * loop.c (strength_reduce): Initialize variable
3118 `unrolled_insn_copies'.
3119 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
3120 prototypes. Change these functions to take const PTR parameters
3121 to avoid prototype conflict when used as the comparson argument
3123 (check_dbra_loop): Initialize variable `comparison_val'.
3125 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
3126 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
3127 (find_valid_class): Initialize variable `best_class'.
3128 (find_reloads): Call memcpy, not bcopy.
3130 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
3131 (hard_reg_use_compare): Don't needlessly cast away const.
3132 (reload_reg_class_lower): Likewise.
3133 (choose_reload_regs): Initialize variable `regno'.
3135 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
3137 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
3139 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
3141 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
3142 ({,d}discard): Add forward declarations. Declare parameter as
3144 (main_without_main): Explicitly declare return type to be int.
3145 (memcpy): Properly declare.
3147 * libgcc2.c (toplevel): If inhibit_libc is defined and not
3148 building the trampoline support, declare malloc, free, and
3150 (__clear_cache): Mark arguments as potentially unused.
3152 * frame.c (toplevel): If inhibit_libc is defined, declare
3155 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
3157 * flow.c (make_edge): Accept an optional 2D bitmap in which
3158 to cache edge existence. Update all callers.
3159 (make_label_edge, make_eh_edge): Pass through the edge cache.
3160 (make_edges): Provide the cache.
3162 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3164 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
3166 (local_mbtowc): Change the type of variable `i' from int to size_t.
3168 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
3169 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
3171 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
3173 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
3174 after other includes that define the appropriate types. Include
3175 tm_p.h for getting user prototypes.
3176 * ggc-callbacks.c (toplevel): Ditto.
3177 * ggc-none.c (toplevel): Ditto.
3178 * gcc-page.c (toplevel): Ditto.
3179 * ggc-simple.c (toplevel): Ditto.
3181 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
3182 Jonathan Larmour <jlarmour@cygnus.co.uk>
3184 * config/mips/mips.c (mips_move_2words): Split doubles if
3185 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
3187 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
3189 * genrecog.c (struct decision_test): New.
3190 (struct decision): Remove test-related members, sort the rest by size.
3191 (IS_SPLIT): Simplify.
3192 (new_decision, new_decision_test): New.
3193 (add_to_sequence): Use them. No special handling for args of
3195 (maybe_both_true): Renamed from not_both_true; return sense changed.
3196 (maybe_both_true_1, maybe_both_true_2): New. Broken out
3197 of maybe_both_true and adjusted for decision_test.
3198 (position_merit): Remove.
3199 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
3200 (merge_accept_insn): New, broken out of merge_trees.
3201 (merge_trees): Use them. No special case for c_test; no node
3202 splitting; use test type instead of position_merit.
3203 (factor_tests): New.
3204 (simplify_tests): New.
3205 (break_out_subroutines): Don't write code now.
3206 (find_afterward): New.
3207 (write_afterward, write_switch, write_cond): New.
3208 (write_action, is_unconditional): New.
3209 (write_node): New. Use them.
3210 (write_tree_1): Rewrite. Use the new functions above.
3211 (write_tree): Remove afterward processing.
3212 (write_subroutine): Simplify function variant emission.
3213 (write_subroutines): New.
3214 (same_codes, clear_codes): Remove.
3215 (same_modes, clear_modes): Remove.
3216 (write_header): New, broken out of main.
3217 (make_insn_sequence): Use new_decision and new_decision_test.
3218 (process_tree): New, broken out of main.
3219 (main): Adjust for merge_trees interface change.
3220 Don't #define operands in the output file.
3221 (record_insn_name): New, broken out of make_insn_sequence.
3222 (debug_decision_2, debug_decision_1, debug_decision_0): New.
3223 (debug_decision): New.
3225 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
3227 * resource.c (find_free_register): Mark class_str argument const.
3228 * resource.h: Update prototype to match.
3230 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
3231 * i386.md: Give all anonymous insns names.
3233 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
3235 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
3238 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
3240 * toplev.c (dbr_sched_time): Unconditional.
3241 (peephole2_time): New.
3242 (compile_file): Add pass numbers to all of the dump file suffixes.
3243 Dump peephole2_time. Don't dump times for non-applicable passes.
3244 (rest_of_compilation): Add pass numbers to dump file suffixes.
3245 Conditionalize calls to the scheduler.
3246 * invoke.texi: Update.
3248 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
3250 * flow.c (make_edges): Fix insn iteration.
3251 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
3252 (find_basic_blocks_1): Fix spelling mistake.
3254 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
3256 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
3257 always have side-effects. Use memset not bzero.
3258 (make_node): Likewise.
3260 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
3262 * stmt.c (expand_anon_union_decl): When any of the elements of the
3263 union is addressable, so is the entire union.
3265 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
3267 * sbitmap.c (sbitmap_ones): Don't set too many bits.
3269 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
3270 * bitmap.c (bitmap_operation): Return true iff TO changed.
3271 (bitmap_equal_p): New.
3272 (bitmap_bit_p): Tidy arithmetic.
3273 (debug_bitmap_file): Likewise.
3275 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
3277 * toplev.c (rest_of_compilation): Turn on cse_not_expected
3278 before cse2 instead of after.
3280 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
3282 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
3285 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3287 * cppinit.c (is_idchar initializer): Loosen tests to accept
3290 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3292 * mips.md: Define conditional move patterns for floating point
3293 operands and DI mode conditions.
3295 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3297 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3298 always have side-effects.
3300 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3302 * mn10200.c (asm_file_start): Fix typo.
3304 * cppinit.c (is_idchar initializer): Tighten tests for when
3305 to put the table into initialized memory.
3307 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3308 not an array of rtunion.
3309 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3310 * gcc-simple (ggc_free_rtvec): Similarly.
3312 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3315 * mbchar.h: Add missing #endif.
3317 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3318 (FPBIT, DPBIT): Define.
3320 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3322 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3324 * profile.c (instrument_arcs, output_gcov_string,
3325 tablejump_entry_p): Add static prototypes.
3326 (output_gcov_string): Constify a char*.
3328 * regmove.c (replacement_quality, fixup_match_2): Add static
3331 * resource.h (reg_dead_p): Add extern prototype.
3333 * rtl.c (trim_filename): Add static prototype.
3335 * scan-decls.c (skip_to_closing_brace): Likewise.
3337 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3338 (expand_end_case): Initialize variable `range'.
3339 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3341 * varasm.c (asm_emit_uninitialised): Add static prototype.
3342 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3345 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3347 * cpplib.c (if_directive_nameo): Add static prototype.
3349 * cse.c (cse_insn): Remove unused variable `p'.
3351 * except.c (create_rethrow_ref, push_entry,
3352 receive_exception_label, new_eh_region_entry, find_func_region,
3353 clear_function_eh_region, process_nestinfo): Add static prototypes.
3354 (get_reg_for_handler): Hide definition.
3355 (process_nestinfo): Initialize variable `extra_handlers'.
3357 * expr.h (expand_builtin_longjmp): Add extern prototype.
3359 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3361 * function.c (prepare_function_start): Likewise.
3362 (pop_function_context_from): Mark parameter `context' with
3364 (push_temp_slots_for_block, flush_addressof): Hide definition.
3366 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3367 solve_program_flow_graph, calculate_branch_probs,
3368 function_summary, main, fancy_abort): Add prototypes.
3370 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3371 (add_hash): Constify a char*.
3373 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3374 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3375 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3377 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3379 * lists.c (free_list, zap_lists): Likewise.
3381 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3383 * alias.c (nonlocal_reference_p): Add static prototype.
3385 * bitmap.c (bitmap_element_allocate): Prototype args in function
3388 * builtins.c (stabilize_va_list): Add static prototype.
3389 (expand_builtin_va_arg): Constify a char*.
3391 * c-lex.c (getch, put_back, extend_token_buffer_to,
3392 read_line_number, token_getch, token_put_back): Add static
3395 * c-parse.gperf (hash, is_reserved_word): Likewise.
3397 * cccp.c (is_dir_separator): Likewise.
3399 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3401 * graph.h: New file to prototype functions exported by graph.c.
3403 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3405 * graph.c: Include graph.h.
3407 * toplev.c: Likewise. Remove redundant prototypes.
3409 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3411 * invoke.texi: Removed duplicated description for -Q.
3413 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3415 * extend.texi: Grammar fix in __extension__ text.
3417 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3419 * md.texi (define_peephole2): New section.
3421 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3423 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3424 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3427 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3429 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3431 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3433 * i386.md (ffs expander): Emit Pentium friendly code for
3436 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3438 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3442 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3444 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3446 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3448 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3451 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3453 * md.texi (No Constraints): Delete section.
3454 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3455 * final.c (final_scan_insn): We always have register constraints.
3456 * genattrtab.c: Don't include "insn-config.h".
3457 (write_attr_case): We always have register constraints.
3458 * genconfig.c (register_constraint_flag): Delete.
3459 (walk_insn_part): Don't check whether we have register constraints.
3460 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3461 * genoutput.c (have_constraints): Delete.
3462 (main): Don't set it.
3463 (output_operand_data): We always have constraints.
3464 (scan_operands): Likewise.
3465 (compare_operands): Likewise.
3466 * local-alloc.c (block_alloc): We always have constraints.
3467 (requires_inout): Always compile this function.
3468 * recog.c (extract_insn): We always have constraints.
3469 (constrain_operands, reg_fits_class_p): Always compile these
3471 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3473 (struct insn_operand_data): Likewise.
3474 * regclass.c (regclass): We always have constraints.
3475 (record_reg_classes, copy_cost, record_address_regs,
3476 auto_inc_dec_reg_p): Always compile these functions.
3477 * regmove.c (regmove_optimize): We always have constraints.
3478 * reload.c (find_reloads): Likewise.
3479 * reload1.c (reload): Likewise.
3480 (reload_cse_simplify_operands): Likewise.
3481 * i860.c (output_delay_insn): Likewise.
3483 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3485 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3487 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3489 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3490 for the va_list record.
3492 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3494 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3497 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3499 * alias.c: Include insn-flags.h.
3500 * Makefile.in (alias.o): Update.
3502 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3504 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3505 to LTU and GEU. Handle more cases using sbb.
3507 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3509 * i386.md (truncatexfdf splitters): Do not use subreg.
3510 (fop XFmode patterns): Fix mode in operand testing.
3512 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3514 * jump.c (jump_optimize_1): Amend last change to test only the
3515 form of the operand, not the insn.
3517 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3518 not register_operand to determine when B may need preloading.
3520 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3522 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3523 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3524 (call-value patterns): Move to end of file.
3525 (*): Remove mode from label_ref in (pc) context.
3526 (movstrqi): Use memory not general_operand for BLKmode operands.
3527 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3528 to register_operand operands.
3529 (peep2 patterns): Convert from commented-out peephole patterns.
3531 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3533 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3534 to BUILT_IN_INIT_DWARF_REG_SIZES.
3535 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3536 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3537 expand_builtin_init_dwarf_reg_sizes.
3538 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3539 with __builtin_init_dwarf_reg_size_table.
3540 * dwarf2out.c (struct reg_size_range): Delete.
3541 (expand_builtin_init_dwarf_reg_sizes): New function.
3542 (expand_builtin_dwarf_reg_size): Delete.
3543 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3544 (expand_builtin_dwarf_reg_size): Don't declare.
3545 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3546 (dwarf_reg_size_table): New.
3547 (init_reg_size_table): New function.
3548 (copy_reg): Use dwarf_reg_size_table.
3549 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3552 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3554 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3555 Correctly build argument list to constructor and destructor functions.
3557 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3559 * c-tree.h (warn_float_equal): Declare.
3560 * c-decl.c (warn_float_equal): Define.
3561 (c_decode_option): Recognize -W[no-]float-equal.
3562 * c-typeck.c (build_binary_op): Conditionally warn
3563 about equality tests of floating point types.
3564 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3565 * invoke.texi: Add docs for -Wfloat-equal warning.
3567 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3569 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3570 generating RTL directly.
3571 * mips.h (INIT_TARGET_OPTABS): Likewise.
3572 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3574 * expr.h (init_mov_optab): Delete declaration
3576 * h8300.c (WORD_REG_USED): Update to avoid useless register
3577 saves in interrupt functions and functions which never return.
3579 * cse.c (struct set): Delete inner_dest_loc field.
3580 (cse_insn): Remove assignments to inner_dest_loc field.
3582 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3584 * ggc-page.c: Don't include <unistd.h> etc taken care of
3585 by "system.h". Include <sys/mman.h> afterward.
3587 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3589 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3592 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3594 * xcoffout.c (xcoffout_declare_function): Add documentation.
3595 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3596 TARGET_64BIT. Compare constant to -1, not bit pattern.
3597 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3598 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3601 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3603 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3605 (gen_inlined_enumeration_type_die): Do not abort if the type has
3606 not been writeen out.
3607 (gen_inlined_structure_type_die): Do not abort if the type has
3608 not been writeen out.
3609 (gen_inlined_union_type_die): Do not abort if the type has
3610 not been writeen out.
3611 (gen_tagged_type_instantiation_die): Do not abort if the type
3612 has not been written out.
3614 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3616 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3618 * reg-stack.c (straighten_stack): Copy hard reg set with
3621 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3623 * builtins.c (stabilize_va_list): Stabilize array type va_list
3624 to a pointer type, not the base record type.
3625 (expand_builtin_va_copy): Dereference the pointers explicitly;
3626 use the correct size for the copy.
3628 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3629 (rs6000_va_arg): Likewise.
3631 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3633 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3635 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3637 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3639 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3641 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3643 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3644 (init_ggc): Use it instead of a constant.
3645 (ggc_collect): Bound allocated_last_gc by it.
3647 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3649 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3652 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3654 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3655 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3657 * config/mips/openbsd.h: New, OpenBSD little endian target.
3658 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3659 * config/mips/xm-openbsd.h: New, OpenBSD host.
3661 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3663 * config/m68k/m68k.c (output_function_prologue,
3664 output_function_epilogue): Use
3665 current_function_uses_pic_offset_table instead of regs_ever_live
3666 to decide whether to save/restore pic register.
3667 (legitimize_pic_address): Don't modify regs_ever_live any more.
3669 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3671 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3672 * stor-layout.c (variable_size): Don't add sizes to the pending
3673 sizes list if x_dont_save_pending_sizes_p is set.
3675 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3677 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3678 for symbolic_operand().
3679 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3681 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3683 * combine.c (gen_rtx_combine): Add missing call to va_end().
3685 * final.c (asm_fprintf): Likewise.
3687 * genattrtab.c (attr_rtx): Likewise.
3689 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3691 * cse.c: Update comments.
3692 (cse_insn): When converting a conditional/computed jump into
3693 an unconditional jump, always make sure a BARRIER immediately
3694 follows the converted jump. Do not delete unreachable code.
3695 (cse_basic_block): Do not delete unreachable code.
3696 * toplev.c (rest_of_compilation): Move call to
3697 delete_trivially_dead_insns after the conditional call to
3700 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3702 * collect2.c (make_temp_file): Don't prototype.
3704 * gcc.c (make_temp_file): Likewise.
3706 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3708 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3710 * varasm.c (asm_emit_uninitialised): New function: Generate
3711 the assembler statements necessary to declare an uninitialised
3713 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3715 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3716 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3718 (assemble_variable): Use asm_emit_uninitialised to emit an
3719 uninitialised variable.
3721 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3723 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3724 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3725 <geoffk@cygnus.com>.
3727 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3729 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3730 * c-common.h (builtin_function): Don't declare.
3732 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3734 (pushdecl): Likewise.
3735 (finish_decl): Likewise.
3736 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3737 int. All callers changed.
3738 Set the builtin's DECL_BUILT_IN_CLASS.
3739 * tree.h (enum built_in_class): New.
3740 (enum built_in_function): Delete NOT_BUILT_IN.
3741 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3743 (DECL_SET_FUNCTION_CODE): Likewise.
3744 (DECL_BUILT_IN_CLASS): New macro.
3745 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3746 (struct tree_decl): Split builtin function code field into a
3748 (builtin_function): Declare.
3750 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3752 * optabs.c (init_traps): Fix typo in last change.
3754 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3756 * toplev.c (rest_of_decl_compilation): Update comment.
3758 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3760 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3761 in .sbss if appropriate.
3762 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3763 (SBSS_SECTION_ASM_OP): New macro.
3764 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3765 (EXTRA_SECTIONS): Add in_sbss.
3766 * config/mips/mips.h: Prototype sbss_section.
3768 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3770 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3773 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3775 * optabs.c (init_traps): Register trap_rtx as a GC root.
3777 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3779 * config/mips/mips.c (function_arg_pass_by_reference): Define
3780 unconditionally, since it's called unconditionally.
3782 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3784 * toplev.c (documented_lang_options): Add -fshort-wchar.
3785 * c-decl.c (c_decode_option): Likewise.
3786 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3788 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3789 * gcc.c (default_compilers): If -fshort-wchar,
3790 override __WCHAR_TYPE__.
3791 * tm.texi (C Dialect Options): Add -fshort-wchar.
3793 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3794 symbol for a variable.
3796 * cpplib.h (CPP_PREPROCESSED): New macro.
3797 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3798 we're seeing this input for a second time.
3800 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3802 * emit-rtl.c (init_emit_once): Initialize modes first.
3804 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3806 * config/i386/i386.c (pic_label_name): Change to char pointer.
3807 (global_offset_table): New variable.
3808 (load_pic_register): Fill global_offset_table if it hasn't
3809 already been done. Allocate pic_label_name dynamically.
3810 * ggc.h (empty_string): New variable.
3811 * ggc-simple.c (empty_string): Likewise.
3812 (init_ggc): Allocate empty_string and add as root.
3813 * stmt.c (digit_strings): New variable.
3814 (init_stmt): Add last_block_end_note as root. Allocate and
3815 initialize digit_strings.
3816 (expand_asm_operands): Use empty_string instead of string
3817 constant. Use digit_strings instead of string constants.
3818 * profile.c (init_arc_profiler): Allocate string with
3819 ggc_alloc_string instead of xmalloc.
3820 (output_func_start_profiler): Likewise.
3821 * c-typeck.c (digest_init): Check if init is error_mark_node.
3823 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3824 Richard Henderson <rth@cygnus.com>
3826 * ggc-page.c: New file.
3827 * Makefile.in (ggc-page.o): New.
3829 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3831 * invoke.texi: Document -fdelete-null-pointer-checks
3832 * toplev.c (flag_delete_null_pointer_checks): New.
3833 (f_options): Add entry for -fdelete-null-pointer-checks.
3834 (rest_of_compilation): Conditionalize null pointer check
3835 elimination on flag_delete_null_pointer_checks.
3836 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3838 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3840 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3841 copyright notice and special exception to GPL.
3843 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3845 * abi64.h (mips_function_value): Add prototype arguments.
3847 * mips-protos.h: New file with mips prototypes.
3849 * mips.c: Include "tm_p.h".
3850 (mktemp, lookup_name): Add prototype arguments.
3851 (extern_list, string_constant, mips_fill_delay_slot,
3852 mips_output_external, mips_output_external_libcall,
3853 mips_output_filename, mips_declare_object, function_prologue,
3854 mips_expand_prologue, function_epilogue, mips16_constant,
3855 build_mips16_function_stub, mips_output_conditional_branch):
3857 (mips_va_start): Remove unused variable `u'.
3858 (mips_va_arg): Cast value to unsigned when comparing against one.
3860 (save_restore_insns, mips_expand_prologue): Add missing arg in
3861 call to `large_int'.
3863 * mips.h: Move prototypes to mips-protos.h.
3864 (data_section, memory_address_p, rdata_section,
3865 readonly_data_section, simple_epilogue_p, text_section): Delete
3866 prototypes delcared elsewhere.
3867 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3869 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3871 * mips.md: Delete extra args in call to `mips_move_2words'.
3873 * xm-iris6.h (alloca): Add prototype argument.
3875 * genpeep.c: Include "tm_p.h" in generated output file.
3877 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3879 * basic-block.h (find_edge_index): Change parameters.
3880 * flow.c (verify_edge_list): Pass basic_block parameters to
3881 find_edge_index instead of integers.
3883 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3885 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3888 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3890 * gcc.1: Fix a formatting error.
3892 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3894 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3895 i786, mn10200, mn10300, pdp11, v850.
3897 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3899 * libgcc2.c (num_digits): Add prototype with
3900 __attribute__((const)).
3901 (__terminate): Add prototype.
3903 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3905 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3907 * alpha/alpha.c (print_operand): Fix type of `code'.
3908 (alpha_output_filename): Constify.
3909 * alpha/alpha.h: Move all function declarations ...
3910 * alpha/alpha-protos.h: ... here. New file.
3911 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3912 (SECTION_FUNCTION_TEMPLATE): Likewise.
3914 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3916 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3917 * expr.c (expand_expr): Likewise.
3918 (do_jump): Likewise.
3919 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3920 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3922 (enum can_compare_purpose): New.
3923 (can_compare_p): Adjust prototype.
3924 (prepare_cmp_insn, prepare_operand): Declare.
3925 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3926 * optabs.c (cmp_available_p): Deleted.
3927 (expand_abs): Pass ccp_jump to can_compare_p.
3928 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3929 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3930 Call can_compare_p rather than cmp_available_p.
3931 (prepare_operand): No longer static.
3932 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3933 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3934 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3935 sequence to use emit_cmp_and_jump_insns.
3936 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3938 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3940 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3941 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3942 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3943 (plus (reg) (const_int 0))
3944 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3946 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3948 * rs6000.c (expand_block_move): DImode loads and stores require
3949 word-aligned displacements. Increment address registers with
3950 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3952 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3954 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3955 is no name for the base type, rather than segfault. If we are
3956 writing out a complex integer type, use DW_ATE_lo_user.
3958 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3959 in one word or less (complex char, complex short, or on 64 bit
3960 systems complex float) to/from a hard register, copy it through
3961 memory instead of dying in gen_{real,imag}part. If we have a
3962 short complex type, prevent inlining since it allocates stack
3965 * tree.c (build_complex_type): If we are writing dwarf2 output,
3966 generate a name for complex integer types.
3968 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3970 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3971 * flow.c (remove_edge): Remove extra whitespace.
3972 (remove_fake_edges): Fix comment.
3973 (add_noreturn_fake_exit_edges): Use the correct name.
3975 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3977 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3978 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3979 (clean): Depend on INTL_CLEAN.
3980 (maintainer-clean): Adjust.
3982 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3984 * configure.in (AC_PREREQ): Bump to 2.13.
3985 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3987 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3989 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3991 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3993 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3994 (HAVE_STRINGIZE): Define.
3996 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3998 * c-parse.in: save and restore warn_pointer_arith on __extension__
3999 along with pedantic.
4000 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
4001 Set the type of extension to itype rather than $<itype>1 kludge.
4002 * extend.texi (Alternate Keywords): Adjust documentation.
4003 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
4005 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
4007 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
4008 most assembler templates.
4010 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
4011 FP loads and stores.
4012 (following_call): Always return zero for the PA8000.
4013 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
4014 FP loads and stores.
4015 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
4017 * pa.h (BRANCH_COST): Define.
4019 * pa.md (return, return_internal): Use bve for PA2.0.
4021 * pa.md (fused multiply): Add variants which reduce height for the
4022 fused multiply, but which still generate 2 insns.
4023 (fnegabs): Similarly.
4025 * pa.md (subsi3): Turn into an expander. Create two anonymous
4026 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
4027 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
4029 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
4031 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
4033 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
4034 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
4036 * regclass.c (init_regs): Add "top_of_stack" as a garbage
4039 * flow.c (record_active_eh_regions): Terminate loop after finding
4040 the last insn in the last basic block.
4042 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4044 * config/c4x/c4x.md: Delete parallel instruction peepholes.
4046 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4048 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
4050 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4052 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
4053 splitting to not use output template.
4055 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4057 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
4058 * config/c4x/c4x.c (c4x_va_start): New function.
4060 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
4062 * genrecog.c (not_both_true): Handle correctly cases when called for
4063 tests with different positions in the insn.
4065 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4067 * machmode.h (HOST_PTR_PRINTF): Move from here ...
4069 * system.h (HOST_PTR_PRINTF): ... to here.
4071 * mips-tfile.c: Don't include machmode.h.
4073 * Makefile.in (MACHMODE_H): New variable. Update to use it.
4074 (mips-tfile.o): Don't depend on machmode.h.
4076 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4078 * haifa-sched.c (sched_analyze): Rename local variable `region' to
4079 avoid conflicts with typedef struct `region' at the top level scope.
4081 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
4083 * basic-block.h (basic_block): Add eh_beg, eh_end.
4084 * flow.c (entry_exit_blocks): Update.
4085 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
4087 (find_basic_blocks_1): Don't record eh_list at each bb. Use
4088 lists.c functions to allocate insn lists.
4089 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
4091 (make_eh_edge): ... here. New.
4092 (move_stray_eh_region_notes): New.
4093 (record_active_eh_regions): New.
4094 (delete_unreachable_blocks): Split out block merging ...
4095 (try_merge_blocks): ... here. New.
4096 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
4097 Dump debugging data.
4098 (merge_blocks_move_successor_nojumps): Likewise.
4099 (merge_blocks): Use eh_beg+eh_end to validate block movement.
4101 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4103 * extend.texi (Bound member functions): Document unbound pmf
4106 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4108 * flow.c (split_edge): Handle insertion on a fallthrough edge which
4109 has the EXIT_BLOCK as a dest.
4111 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4113 * flow.c (remove_edge): New function to remove an edge from the
4115 (remove_fake_successors): New function to remove fake successor edges.
4116 (remove_fake_edges): New function to remove all fake edges from the
4118 (add_fake_exit_edges): New function to add fake edges from all blocks
4119 with no successors to the exit block.
4120 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
4121 prototypes for new functions.
4123 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4125 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
4126 Use Pmode to determine whether to output .dword or .word.
4128 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
4130 * tree.c (built_in_filename): New variable.
4131 (BUILT_IN_FILENAME): New macro.
4132 (init_tree_codes): Allocate built_in_filename.
4133 (make_node): Use built_in_filename instead of string constant.
4135 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
4137 * configure.in: Add fr30 target.
4138 * configure: Regenerate.
4139 * config/fr30: New directory.
4140 * config/fr30/crti.asm: New file.
4141 * config/fr30/fr30.c: New file.
4142 * config/fr30/crtn.asm: New file.
4143 * config/fr30/fr30.h: New file.
4144 * config/fr30/fr30.md: New file.
4145 * config/fr30/lib1funcs.asm: New file.
4146 * config/fr30/t-fr30: New file.
4147 * config/fr30/xm-fr30.h: New file.
4149 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
4151 * flow.c (merge_blocks_move_successor_nojumps): Delete the
4152 BARRIER at the end of the successor, not the BARRIER before
4155 * pa.c (pa_add_gc_roots): Fix thinko in last change.
4157 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
4159 * stmt.c (any_pending_cleanups): Don't crash when
4160 current_function->stmt is unset.
4162 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4164 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
4165 other initializations that may use it for relative offsets.
4167 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4169 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
4170 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
4171 * config/i386/sol2dbg.h: Removed.
4172 * config/i386/sol2gas.h: New file, to enable gas work-around.
4173 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
4174 Don't use sol2dbg.h.
4175 * configure: Rebuilt.
4177 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
4179 * invoke.texi (-fthis-is-variable): Remove documentation.
4181 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
4183 * basic-block.h (compute_bb_for_insn): Declare.
4184 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
4185 to use; set size of basic_block_for_insn directly.
4186 (find_basic_blocks): Update.
4188 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4190 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
4192 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4194 * crtstuff.c (ON_EXIT): Delete empty macro definition.
4195 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
4197 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
4199 * c-decl.c (c_decode_option): Extend comment.
4201 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
4203 * toplev.c (progname): Make 'const char *'
4204 (flag_print_mem): Move out of main.
4205 (version_flag): Move out of main.
4206 (filename): Move out of main.
4207 (debug_args): Remove g prefix from options.
4208 (documented_lang_options): Remove cpplib specific options.
4209 (display_help): Add g prefix to debug options.
4210 (check_lang_option): Delete this function.
4211 (decode_d_option): New function: Decode -d... option.
4212 (decode_f_option): New function: Decode -f... option.
4213 (decode_W_option): New function: Decode -W... option.
4214 (decode_g_option): New function: Decode -g... option.
4215 (independent_decode_option): New function: Decode a language
4216 independent command line option.
4217 (main): Invoke lang_decode_option and then
4218 independent_decode_option on each command line option in
4221 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
4223 Revert this change. Gavin's patch to operand_equal_p is a better fix.
4224 * fold-const.c (fold_range_test): Do not try to fold the range
4225 test if the rhs or lhs has side effects.
4227 * basic-block.h (compute_flow_dominators): Declare.
4229 * gcse.c (alloc_code_hoist_mem): New function.
4230 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
4231 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
4232 (hoist_code, one_code_hoisting_pass): Likewise.
4233 (gcse_main): If optimizing for size, then hoist expressions
4234 computed in multiple dominated basic blocks.
4236 * gcse.c (invalid_nonnull_info): New function.
4237 (delete_null_pointer_checks): Likewise.
4238 * rtl.h (delete_null_pointer_checks): Declare.
4239 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
4241 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
4242 (merge-blocks_move_successor_nojumps): Likewise.
4243 (merge_blocks): Allow merging of some blocks, even if it requires
4244 physical movement of the blocks, but not if it requires new jumps.
4246 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
4247 Callers and prototype changed.
4248 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
4250 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4252 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
4253 -YP when both -p and -pg are present. From i386/sol2.h.
4255 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4257 * Makefile.in (distclean): Delete tm_p.h.
4258 * configure.in: Create a new file, "tm_p.h", from a list in
4259 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
4260 "i386/i386-protos.h".
4262 * alias.c: Include "tm_p.h".
4263 * c-typeck.c: Likewise.
4264 * calls.c: Likewise.
4266 * emit-rtl.c: Likewise.
4267 * explow.c: Likewise.
4268 * expmed.c: Likewise.
4270 * final.c: Likewise.
4272 * fold-const.c: Likewise.
4273 * function.c: Likewise.
4275 * global.c: Likewise.
4276 * haifa-sched.c: Likewise.
4277 * integrate.c: Likewise.
4279 * local-alloc.c: Likewise.
4281 * optabs.c: Likewise.
4282 * recog.c: Likewise.
4283 * reg-stack.c: Likewise.
4284 * regclass.c: Likewise.
4285 * regmove.c: Likewise.
4286 * reload.c: Likewise.
4287 * reload1.c: Likewise.
4288 * reorg.c: Likewise.
4289 * resource.c: Likewise.
4291 * stor-layout.c: Likewise.
4292 * toplev.c: Likewise.
4294 * unroll.c: Likewise.
4295 * genattrtab.c (main): Make generated file include "tm_p.h".
4296 * genemit.c (main): Likewise.
4297 * genoutput.c (main): Likewise.
4298 * genrecog.c (main): Likewise.
4300 * i386.h: Delete all prototypes.
4301 * i386.c: Include "tm_p.h".
4302 (ix86_attr_length_default): Call constant_call_address_operand
4303 with correct number of arguments.
4304 * i386-protos.h: New file.
4305 * i386.md (unnamed patterns): Call constant_call_address_operand
4306 with correct number of arguments.
4307 (exception_receiver): Call load_pic_register with correct number
4310 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4312 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4314 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4316 * rtl.h (insns_safe_to_move_p): New function.
4317 * loop.c (find_and_verify_loops): Use it.
4318 * rtlanal.c (insns_safe_to_move_p): Define it.
4320 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4322 * c-pragma.c: Include ggc.h.
4323 * Makefile.in (c-pragma.o): Update.
4325 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4327 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4328 (LIB_SPEC): Likewise.
4329 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4330 Reindent -YP/-p/-pg.
4331 Copied from config/sparc/sol2.h.
4333 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4335 * c-pragma.c (mark_align_stack): New.
4337 * c-pragma.h (init_pragma): Declare it.
4338 * c-lex.c (init_parse): Call it.
4340 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4342 * configure.in: Pick up thread library on Solaris/x86 just
4343 like on Solaris/sparc.
4344 * configure: Rebuilt.
4346 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4348 * rtl.h (global_rtx_index): New enum.
4349 (global_rtl): Change to array of rtx.
4350 (pc_rtx, cc0_rtx): Redefine accordingly.
4351 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4352 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4353 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4354 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4355 (const_int_rtx): Change to array of rtx.
4356 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4358 * emit-rtl.c (global_rtl): Change to array of rtx.
4359 (const_int_rtx): Change to aray of rtx.
4360 (gen_rtx_CONST_INT): Redefine accordingly.
4361 (init_emit_once): Allocate and initialize global_rtl. Likewise
4362 for const_int_rtx. Add both as GC roots.
4363 * genattrtab.c (global_rtl): Update declaration.
4365 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4367 * Makefile (USER_H): Add iso646.h back.
4369 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4371 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4372 zapping the LOG_LINKS of sched_before_next_call.
4374 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4375 * pa.c (insn_refs_are_delayed): Renamed from
4376 insn_sets_and_refs_are_delayed.
4378 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4380 * functiion.h (struct function): Add x_whole_function_mode_p.
4381 (retrofit_block): Declare.
4382 * function.c (retrofit_block): New function.
4383 (identify_blocks): Add assertions. Allow an incomplete set of
4384 block notes if we're still generating code for the function.
4385 * integrate.c: Include loop.h.
4386 (expand_inline_function): Call find_loop_tree_blocks to map block
4387 notes to blocks when in whole-function mode. Use retrofit_block
4388 to insert new BLOCKs for the inlined function, rather than
4390 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4391 * Makefile.in (integrate.o): Depend on loop.h.
4393 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4395 * tree.h (warn_about_unused_variables): Declare.
4396 * stmt.c (warn_about_unused_variables): New function, split out
4398 (expand_end_bindings): Here.
4400 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4402 * stmt.c (preserve_subexpressions_p): Don't crash when
4403 current_function->stmt is unset.
4405 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4407 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4408 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4409 (expand_start_target_temps): Use it.
4410 * except.c (expand_eh_region_start_for_decl): Likewise.
4411 * expr.c (expand_expr): Likewise.
4413 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4415 * fold-const.c (operand_equal_p): Pay attention to side effects.
4417 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4419 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4420 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4422 * tlink.c (scan_linker_output): Look for keywords before accepting
4423 a mangled name in quotes.
4425 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4427 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4428 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4430 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4432 * alpha.md: Revert Thu Nov 26 change that came in through the
4433 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4434 Avoid earlyclobber when possible.
4436 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4438 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4440 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4441 Define HAVE_ON_EXIT.
4443 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4445 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4446 CTYPE_CONV in all ctype macros.
4448 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4451 * cexp.y (initialize_random_junk): Likewise.
4453 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4455 * i370.c (handle_pragma): Likewise.
4457 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4459 * v850.c (override_options): Likewise.
4461 * doprint.c (_doprnt): Likewise.
4463 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4466 * fixinc/server.c (load_data): Likewise.
4468 * fold-const.c (real_hex_to_f): Likewise.
4470 * genattr.c (write_upcase, gen_attr): Likewise.
4472 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4473 write_upcase): Likewise.
4475 * genemit.c (print_code): Likewise.
4477 * genopinit.c (gen_insn): Likewise.
4479 * genpeep.c (print_code): Likewise.
4481 * genrecog.c (print_code): Likewise.
4483 * optabs.c (init_libfuncs): Likewise.
4485 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4487 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4489 (reemit_notes): Likewise.
4491 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4493 * ggc.h (ggc_root): Move to ggc-common.c.
4495 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4496 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4497 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4498 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4499 * ggc-common.c (ggc_root): Move from ggc.h.
4500 (roots): Declare, static.
4501 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4502 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4503 null or check/set mark bit.
4504 (ggc_mark_roots): New.
4505 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4507 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4509 * m32r.c: Include toplev.h.
4510 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4511 (gen_compare): Rename swap_p to must_swap to match uses.
4512 Add default abort case.
4513 (m32r_output_function_epilogue): Remove unused variables.
4514 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4515 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4516 define to empty parameter list. Update all uses.
4517 (predicate decls): Use enum machine_mode not int.
4518 * m32r.md (movsi): Call abort, not fatal_insn.
4519 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4521 1999-09-14 Andrew Haley <aph@cygnus.com>
4523 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4524 use $0 instead of 0.
4526 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4528 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4529 computation out of loop over hard regs.
4531 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4533 * function.c (identify_blocks): Don't shadow a variable in an
4535 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4536 pushdecl, or poplevel to build up the new BLOCK tree.
4537 (expand_inline_function): Likewise.
4538 (integrate_parm_decls): Likewise.
4540 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4542 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4544 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4546 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4547 * invoke.texi: Document this change.
4549 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4551 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4553 (mark_emit_status): Renamed from mark_emit_state.
4554 * except.c (mark_eh_status): Renamed from mark_eh_state.
4555 Check not null before marking.
4556 (free_eh_status): New.
4557 * expr.c (mark_expr_status, free_expr_status): New.
4558 * function.c (free_machine_status): New.
4559 (free_after_parsing): New.
4560 (free_after_compilation): Move bits to free_after_parsing; call
4561 free_eh_status, free_expr_status; zero the marked members of the
4563 (prepare_function_start): No can_garbage_collect.
4564 Call init_eh_for_function.
4565 (expand_dummy_function_end): Free up current_function state.
4566 (mark_function_status): Renamed from mark_function_state.
4567 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4568 * function.h (struct function): No can_garbage_collect.
4569 (free_machine_status, free_after_parsing): Declare.
4570 (free_eh_status, free_expr_status): Declare.
4571 * ggc.h (mark_expr_status): Declare.
4572 * stmt.c (free_stmt_status): Free the struct.
4573 (mark_stmt_status): Renamed from mark_stmt_state.
4574 (init_stmt): Don't call init_eh.
4575 (init_stmt_for_function): Don't call init_eh_for_function.
4576 * toplev.c (compile_file): Call init_eh.
4577 (rest_of_compilation): Free basic block info before ggc_collect.
4578 Call free_after_parsing; conditionally call free_after_compilation.
4579 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4580 Check not null before marking.
4581 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4583 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4585 * c-lex.c (yylex): Initialize warn.
4587 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4589 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4590 register when performing secondary reloads for the SAR register.
4592 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4594 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4595 (NOTE_BLOCK): New macro.
4596 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4597 * function.h (identify_blocks): Change prototype.
4598 * function.c (identify_blocks): Simplify.
4599 (reorder_blocks): Likewise.
4600 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4601 NOTE_INSN_BLOCK_{BEG,END}.
4602 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4603 the list of saved notes if the note isn't a
4604 NOTE_INSN_BLOCK_{BEG,END}.
4605 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4607 (reemit_notes): Adjust recreation of notes to reflect new saved
4609 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4610 printing a block note.
4611 * stmt.c (block_vector): Remove.
4612 (find_loop_tree_blocks): Simplify.
4613 (unroll_block_trees): Likewise.
4614 * tree.h (reorder_block): Change prototype.
4616 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4618 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4619 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4620 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4621 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4622 (atexit, exit): Simplify.
4623 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4624 * config/lots: Remove defns of HAVE_ATEXIT.
4626 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4628 * calls.c (precompute_arguments): Fix typo in comment.
4629 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4632 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4634 * dsp16xx.c (override_options): Fix typos in GC root registration.
4636 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4638 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4640 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4641 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4642 (CC1_SPEC): Likewise.
4644 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4646 * genattr.c (main): Add extern prototype. Call return, not exit.
4647 * genattrtab.c (main): Likewise.
4648 * gencheck.c (main): Likewise.
4649 * gencodes.c (main): Likewise.
4650 * genconfig.c (main): Likewise.
4651 * genemit.c (main): Likewise.
4652 * genextract.c (main): Likewise.
4653 * genflags.c (main): Likewise.
4654 * gengenrtl.c (main): Likewise.
4655 * genopinit.c (main): Likewise.
4656 * genoutput.c (main): Likewise.
4657 * genpeep.c (main): Likewise.
4658 * genrecog.c (main): Likewise.
4660 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4661 * genattrtab.c (get_insn_name): Likewise.
4662 * gencodes.c (get_insn_name): Likewise.
4663 * genconfig.c (get_insn_name): Likewise.
4664 * genemit.c (get_insn_name): Likewise.
4665 * genextract.c (get_insn_name): Likewise.
4666 * genflags.c (get_insn_name): Likewise.
4667 * genopinit.c (get_insn_name): Likewise.
4668 * genpeep.c (get_insn_name): Likewise.
4670 * gencheck.c (usage): Add static prototype.
4671 * genextract.c (print_path): Constify a char*.
4672 * genopinit.c (optabs): Likewise.
4673 * genoutput.c (operand_data, data, output_predicate_decls,
4674 compare_operands): Likewise.
4675 * genrecog.c (write_tree): Add default case in switch.
4677 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4679 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4681 * print-rtl.c (get_insn_name): Remove prototype.
4683 * toplev.h (progname): Declare const.
4685 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4686 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4687 dump_sched_info, dump_local_alloc, regset_release_memory,
4688 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4689 error_with_file_and_line, error_with_decl, error_for_asm, error,
4690 fatal, warning_with_file_and_line, warning_with_decl, warning,
4691 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4692 Remove redundant prototypes.
4694 (notice, check_lang_option, report_file_and_line, vnotice,
4695 mark_file_stack): Add static prototype.
4696 (set_fatal_function): Add prototype.
4697 (vnotice, report_file_and_line, set_fatal_function,
4698 check_lang_option): Constify a char*.
4699 (main): Prototype. Call return, not exit.
4701 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4703 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4705 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4707 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4709 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4711 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4713 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4714 behave as if it's zero in all cases.
4715 (expand_function_start): Adjust call to assign_parms.
4716 * tree.h (assign_parms): Adjust prototype.
4717 * objc/objc-act.c (hack_method_prototype): Adjust call to
4720 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4722 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4723 arg_pointer_rtx fixed if the argument pointer register is
4725 (NONZERO_BASE_PLUS_P): Likewise.
4727 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4729 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4730 match_insn2 to match_insn.
4731 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4733 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4735 * Makefile.in (USER_H): Remove va-foo.h.
4737 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4738 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4739 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4740 va-spur.h,va-v850.h}: Remove.
4742 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4744 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4745 (in_return_delay): Use it instead of match_insn.
4747 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4749 * config/alpha/va_list.h (va-alpha.h): Do not include.
4750 (__gnuc_va_list): Typedef as in varargs.h.
4752 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4754 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4755 DECL_LIVE_RANGE_RTL.
4757 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4759 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4760 not NOTE_BLOCK_NUMBER.
4761 (expand_eh_region_end): Likewise.
4762 (find_exception_handler_labels): Likewise.
4763 (scan_region): Likewise.
4764 (exception_optimize): Likewise.
4765 (update_rethrow_references): Likewise.
4766 (set_insn_eh_region): Likewise.
4767 * final.c (final_scan_insn): Likewise.
4768 * flow.c (make_edges): Likewise.
4769 * integrate.c (expand_inline_function): Likewise.
4770 * print-rtl.c (print_rtx): Likewise.
4772 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4774 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4775 terms of builtin functions and types.
4777 * mips.c (mips_build_va_list): New.
4778 (mips_va_start, mips_va_arg): New.
4779 * mips.h (BUILD_VA_LIST_TYPE): New.
4780 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4782 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4783 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4784 * sh.h (BUILD_VA_LIST_TYPE): New.
4785 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4787 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4789 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4790 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4791 (struct insn_data): Likewise with n_operands, n_dups,
4792 n_alternatives, output_format.
4793 * regclass.c (scan_one_insn): Cast n_operands to int before
4794 arithmetic inside comparison.
4796 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4798 * toplev.c (compile_function): Unconditionally emit nop.
4800 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4802 * haifa-sched.c (actual_hazard): Move declaration of variable
4803 `this_cost' into the scope where it is used.
4805 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4807 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4808 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4809 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4811 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4813 * jump.c (find_insert_position): Don't declare or define unless
4814 !HAVE_conditional_arithmetic.
4815 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4817 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4819 * recog.c (offsettable_address_p): Prototype function pointer.
4820 (preprocess_constraints): Call memset, not bzero.
4822 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4823 (gcc_obstack_init): Don't declare.
4824 (fix_sizetype): Add static prototype.
4825 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4826 (tree_cons): Call memset, not bzero.
4828 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4829 definition in macro ASM_WEAKEN_LABEL.
4830 (mark_const_hash_entry): Add static prototype.
4832 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4834 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4836 * unroll.c (find_common_reg_term, subtract_reg_term,
4837 loop_find_equiv_value): Add static prototypes.
4838 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4839 (copy_loop_body): Remove unreachable break statement.
4841 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4843 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4845 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4847 Undo some changes from the gcc2 merge:
4848 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4849 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4853 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4854 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4855 initialized float-int union if the value is a NaN.
4857 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4859 * gthr-win32.h: New file.
4861 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4862 shared as a valid attribute.
4863 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4864 * extend.texi: Document `shared' variable attribute.
4866 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4868 * configure.in: Handle --enable-threads on FreeBSD.
4869 * configure: Rebuit.
4871 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4873 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4875 * configure: Rebuilt.
4877 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4878 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4879 Rosimildo DaSilva <rdasilva@connecttel.com>
4881 * configure.in (m68k-*-rtemscoff*): Added.
4882 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4883 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4884 sparc-rtems configuration.
4885 * configure.in (sparc-*-rtemself*): Added.
4886 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4887 * config/i386/rtems.h: Added comment.
4888 * config/sparc/rtemself.h: New file.
4890 * configure.in (m68k-rtemself): Added.
4891 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4892 and DWARF_DEBUGGING_INFO.
4893 * config/m68k/crti.s: New file.
4894 * config/m68k/crtn.s: New file.
4895 * config/m68k/t-crtstuff: New file.
4896 * config/m68k/rtemself.h: New file.
4898 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4899 global ctor/dtor and C++ exception handling.
4900 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4901 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4903 * config/i386/t-rtems-i386: New File.
4905 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4907 * stmt.c (expand_end_case): Return right away if the case stack is
4910 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4912 * Makefile.in (version.c): Remove rule incorrectly brought in from
4915 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4917 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4918 * msdos/top.sed: Take into account a prepended $(SHELL) to
4920 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4922 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4924 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4926 * regmove.c (fixup_match_1): Don't change an unchanging register.
4927 (stable_but_for_p): Renamed to:
4928 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4929 Changed all callers.
4931 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4933 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4934 insn from BL2 is after the insn from BL.
4936 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4938 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4939 (struct insn_data): Merge `template' and `outfun' into `output'.
4940 Add `output_format'.
4941 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4942 (struct data): Remove `outfun'; add `output_format'.
4943 (name_for_index): Remove declaration.
4944 (output_insn_data): Handle output formats.
4945 (process_template): Emit the bare array for @.
4946 (gen_expand, gen_split): Set output_format to NONE.
4947 * output.h (get_insn_template): Declare.
4948 * final.c (get_insn_template): New.
4949 (final_scan_insn): Use it.
4950 * toplev.c (compile_file): Likewise.
4952 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4953 * i860/i860.c (output_delayed_branch): Likewise.
4954 (output_delay_insn): Likewise.
4956 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4958 * rtl.c (obstack_alloc_rtx): Removed.
4960 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4962 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4964 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4966 * i386.c (call_insn_operand): Reject const_int.
4967 (expander_call_insn_operand): Use call_insn_operand.
4969 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4971 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4973 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4975 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4976 Use DImode operation.
4978 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4980 * gcc.c: Include sys/resource.h.
4981 (report_times): New flag.
4982 (execute): If report_times is set, calculate and report the
4983 CPU time consumed by each subprocess.
4985 (rus, prus): New globals.
4986 (option_map): Add --time.
4987 (display_help): Document -time.
4988 (process_command): Set report_times if -time is given.
4989 Turn off -pipe if -time is given.
4991 * invoke.texi: Document new option -time.
4993 * configure.in: Check for getrusage. Check if we have to
4994 prototype getrusage.
4995 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4996 * configure: Regenerate.
4997 * config.in: Regenerate.
4999 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
5001 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
5004 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
5006 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
5007 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
5008 (nan): Return _thenan_sf or _thenan_df as appropriate.
5009 (L_thenan_sf): Define _thenan_sf.
5010 (L_thenan_df): Define _thenan_df.
5012 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
5013 (DPBIT_FUNCS): Add _thenan_df.
5015 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
5017 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
5020 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5022 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
5025 (lang_specific_driver): Don't take a function pointer parameter.
5026 All callers changed.
5028 * gcc.c: Include gcc.h.
5029 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
5030 lang_specific_extra_outfiles, fatal): Don't declare.
5031 (multilib_defaults_raw): Constify.
5032 (read_specs): Call memset, rather than bzero.
5033 (main): Call return, not exit.
5034 (lookup_compiler): Call memcpy, not bcopy.
5035 (fatal): Make extern.
5037 * cppspec.c: Include gcc.h.
5038 (lang_specific_driver): Initialize variable `quote'. Constify a
5039 char*. All calls to the function pointer parameter now
5040 explicitly call `fatal'.
5042 * gccspec.c (lang_specific_driver): Include gcc.h.
5044 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
5046 * arm.c (note_invalid_constants): Use recog_data.operand_type
5049 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5051 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
5054 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
5055 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5056 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5057 reload_secondary_in_reload, reload_secondary_out_reload,
5058 reload_secondary_in_icode, reload_secondary_out_icode,
5059 reload_reg_rtx, reload_when_needed): Delete declarations.
5060 (struct reload): New structure.
5061 (rld): Declare new array.
5062 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
5063 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5064 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5065 reload_secondary_in_reload, reload_secondary_out_reload,
5066 reload_secondary_in_icode, reload_secondary_out_icode,
5067 reload_reg_rtx, reload_when_needed): Delete definitions.
5069 (whole file): Replace uses of the deleted arrays with uses of rld.
5070 * reload1.c (whole file): Replace uses of the deleted arrays with
5072 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
5073 explicit loops, not with bcopy.
5075 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
5077 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
5078 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
5079 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
5080 insn_name): Delete and consolidate into new structures.
5081 (insn_operand_predicate_fn): New.
5082 (insn_output_fn): New.
5084 (struct insn_operand_data): New.
5085 (struct insn_data): New.
5087 (OUT_FCN): Update for insn_data change.
5088 * builtins.c (expand_builtin_strlen): Likewise.
5089 (expand_builtin_memcmp): Likewise.
5090 * combine.c (make_extraction, simplify_comparison): Likewise.
5091 * cse.c (canon_reg, cse_insn): Likewise.
5092 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
5093 * expmed.c (store_bit_field, extract_bit_field): Likewise.
5094 (emit_store_flag): Likewise.
5095 * expr.c (convert_move, emit_block_move): Likewise.
5096 (clear_storage, emit_push_insn, expand_increment): Likewise.
5097 (do_store_flag): Likewise.
5098 * expr.h (GEN_FCN): Likewise.
5099 (insn_gen_function): Die.
5100 * final.c (final_scan_insn): Update for insn_data change.
5101 (output_asm_name): Likewise.
5102 * function.c (fixup_var_refs_1): Likewise.
5103 * loop.c (check_dbra_loop): Likewise.
5104 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
5105 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
5106 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
5107 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
5108 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
5109 * regmove.c (gen_add3_insn): Likewise.
5110 * reload.c (push_secondary_reload, combine_reloads): Likewise.
5111 (find_reloads, find_reloads_address_1): Likewise.
5112 (debug_reload_to_stream): Likewise.
5113 * reload1.c (emit_reload_insns, gen_reload): Likewise.
5114 * stmt.c (expand_end_case): Likewise.
5115 * toplev.c (compile_file): Likewise.
5117 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5118 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5120 * print-rtl.c (insn_name_ptr): Remove declaration.
5121 (get_insn_name): Declare.
5122 (print_rtx): Use it.
5123 * genoutput.c (insn_name_ptr): Remove.
5124 (next_operand_number): New.
5125 (struct operand_data): New.
5126 (null_operand, odata, odata_end): New.
5127 (struct data): Use struct operand_data.
5128 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
5129 (get_insn_name): Renamed from name_for_index.
5130 (output_prologue): Define NO_MD_PROTOTYPES.
5131 (output_predicate_decls): Break out from output_epilogue.
5132 Iterate over the operands list.
5133 (output_operand_data): Break out from output_epilogue. Emit
5134 just the operands list.
5135 (output_insn_data): Break out from output_epilogue. Emit just
5137 (output_epilogue): Remove.
5138 (output_get_insn_name): New.
5139 (constraints, op_n_alternatives, predicates, address_p): Die.
5140 (modes, strict_low, seen): Die.
5141 (scan_operands): Take new param `d' instead of writing to
5142 seven global variables.
5143 (compare_operands): New.
5144 (place_operands): New.
5145 (validate_insn_alternatives): Update for struct data change.
5146 (gen_insn): Don't zero or copy 7 global arrays. Update for
5147 scan_operands; call place_operands.
5148 (gen_peephole, gen_expand, gen_split): Likewise.
5149 (main): Update for new output routines.
5151 * genattr.c (insn_name_ptr): Remove.
5152 (get_insn_name): New function.
5153 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
5154 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
5155 * genrecog.c: Likewise.
5157 * alpha.md (adddi3): Make `pattern' array static.
5159 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5161 * config/c4x/c4x.h (c4x_rpts_cycles_string,
5162 c4x_cpu_version_string): Constify char *.
5163 * config/c4x/c4x.c (c4x_rpts_cycles_string,
5164 c4x_cpu_version_string): Likewise.
5166 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
5168 * tree.c (save_tree_status): Revert 10 Sep change.
5169 (restore_tree_status): Likewise. Call obstack_free with NULL
5170 before freeing the obstack proper.
5172 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
5174 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
5176 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
5177 surrounding context.
5179 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
5181 * tree.c (type_hash_canon): Put all types in the hash-table, when
5184 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
5186 * recog.h (struct recog_data, recog_data): New.
5187 (recog_foo variables): Kill.
5188 * recog.c (recog_operand, recog_operand_loc): Kill.
5189 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
5190 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
5191 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
5192 (recog_data): Define.
5193 (extract_insn): Update all recog_foo references to use recog_data.
5194 (preprocess_constraints, constrain_operands): Likewise.
5195 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
5196 * genattrtab.c (main): Likewise.
5197 * genextract.c (main): Likewise.
5198 * genoutput.c: Likewise.
5199 * genrecog.c (write_subroutine, main): Likewise.
5200 * local-alloc.c (block_alloc): Likewise.
5201 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
5202 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
5203 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
5204 * reload.c (find_reloads, find_reloads_toplev): Likewise.
5205 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
5206 (reload_cse_simplify_operands): Likewise.
5208 * arc/arc.c (arc_final_prescan_insn): Likewise.
5209 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
5210 * h8300/h8300.c (notice_update_cc): Likewise.
5211 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
5212 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5213 * mn10200/mn10200.c (notice_update_cc): Likewise.
5214 * mn10300/mn10300.c (notice_update_cc): Likewise.
5215 * romp/romp.c (update_cc): Likewise.
5216 * sparc/sparc.c (check_pic): Likewise.
5217 * v850/v850.c (notice_update_cc): Likewise.
5219 * genemit.c (main): Don't declare recog_operand.
5221 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
5223 * ggc.h (rtvec_def): Forward declare.
5224 (tree_node): Likewise.
5227 (ggc_set_mark_rtx): Add prototype.
5228 (ggc_set_mark_rtvec): Likewise.
5229 (ggc_set_mark_tree): Likewise.
5230 * ggc-simple.c (ggc_root): Don't define.
5231 (roots): Don't declare.
5232 (ggc_mark_rtx): Remove.
5233 (ggc_mark_rtvec): Likewise.
5234 (ggc_mark_tree): Likewise.
5235 (ggc_mark_varray): Likewise.
5236 (ggc_mark_tree_hash_table_entry): Likewise.
5237 (ggc_mark_tree_hash_table): Likewise.
5238 (ggc_set_mart_rtx): New function.
5239 (ggc_set_mark_rtvec): Likewise.
5240 (ggc_set_mark_tree): Likewise.
5241 (ggc_add_root): Remove.
5242 (ggc_add_rtx_root): Likewise.
5243 (ggc_remove_tree_root): Likewise.
5244 (ggc_add_string_root): Likewise.
5245 (ggc_add_tree_varray_root): Likewise.
5246 (ggc_add_tree_hash_table_root): Likewise.
5247 (ggc_del_root): Likewise.
5248 (ggc_mark_rtx_ptr): Likewise.
5249 (ggc_mark_tree_ptr): Likewise.
5250 (ggc_mark_string_ptr): Likewise.
5251 (ggc_mark_tree_varray_ptr): Likewise.
5252 (ggc_mark_tree_hash_table_ptr): Likewise.
5253 * ggc-common.c: New file.
5254 * Makefile.in (OBJS): Add ggc-common.o.
5255 (ggc-common.o): List dependencies.
5257 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
5259 * cppalloc.c (xstrdup): Use memcpy.
5260 * cpperror.c (cpp_print_containing_files): Don't use
5262 * cpplib.c (conditional_skip): Set temp->lineno.
5263 (do_endif): Make error message less obscure.
5264 (if_directive_name): New function.
5265 (cpp_get_token [case EOF]): Unwind the if stack and generate
5266 error messages for each unterminated conditional in this file.
5267 (parse_string): Do not behave differently if -traditional.
5269 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
5271 * builtins.c (expand_builtin_va_arg): Cope with an array-type
5272 va_list decomposing to pointer-type.
5273 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
5274 (rs6000_va_arg): Likewise.
5276 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
5278 * except.c (start_dynamic_handler): Compute size using
5279 STACK_SAVEAREA_MODE.
5281 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5283 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
5284 include directory headers. Don't define strrchr. Don't provide
5285 my_* replacement functions. Prefer PTR over `pointer_type'.
5286 Don't prototype system functions. Don't redefine getopt.
5288 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
5289 safe_read, safe_write, save_pointers, restore_pointers,
5290 is_id_char, in_system_include_dir, directory_specified_p,
5291 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
5292 find_corresponding_lparen, referenced_file_is_newer,
5293 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5294 process_aux_info_file, identify_lineno, check_source,
5295 seek_to_line, forward_to_next_token_char, output_bytes,
5296 output_string, output_up_to, other_variable_style_function,
5297 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5298 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5299 find_static_definition, connect_defs_and_decs, add_local_decl,
5300 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5301 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5302 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5303 scan_for_missed_items, edit_file, string_list_cons): Add static
5305 (standard_exec_prefix, target_machine, target_version,
5306 default_syscalls_dir, string_list, string_list_cons, find_file,
5307 do_cleaning): Constify a char*.
5308 (safe_read, safe_write): Use PTR, not a char*.
5309 (is_id_char): Take an int, not a char.
5310 (main): Add prototype. Call return, not exit.
5312 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5314 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5315 when comparing types.
5317 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5319 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5320 (strength_reduce): Release the varrays from the no-bivs early exit.
5322 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5323 the loop over the registers.
5325 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5327 (restore_tree_status): Check that instead when freeing the obstack.
5329 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5331 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5334 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5336 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5337 operand size modifiers.
5339 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5341 * c-common.c (c_common_nodes_and_builtins): Don't build
5343 * c-common.h (enum c_tree_index and related accesor macros): Remove
5344 everything now declared in tree.h.
5345 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5346 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5347 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5348 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5349 unsigned_type_node, ptr_type_node, va_list_type_node,
5350 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5351 (init_decl_processing): Call build_common_tree_nodes and
5352 build_common_tree_nodes_2 instead of building their nodes here.
5353 Don't add roots for these nodes.
5354 * stor-layout.c (size_zero_node, size_one_node): Delete.
5355 (set_sizetype): Make a new node for bitsizetype each time.
5356 * tree.c (global_trees): New variable.
5357 (init_obstacks): Add a gc root for it.
5358 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5359 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5360 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5361 (build_common_tree_nodes): New function.
5362 (fix_sizetype): New function.
5363 (build_common_tree_nodes_2): New function.
5364 * tree.h (enum tree_index): New.
5365 (global_trees): Declare.
5366 Add accessor macros for all nodes now moved to global_trees.
5367 Delete their declarations.
5369 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5371 * c-decl.c (finish_function): When processing a nested function,
5372 push and pop GC context around rest_of_compilation.
5374 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5376 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5377 Default ix86_arch to PROCESSOR_I386.
5378 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5379 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5380 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5381 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5382 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5383 (EXTRA_SPECS): Remove deleted specs.
5385 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5387 * function.c (assign_stack_local_1): Allocate from
5388 function->x_frame_offset, not frame_offset.
5390 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5392 * ggc.h (lang_cleanup_tree): Remove.
5393 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5394 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5396 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5397 TYPE_LANG_SPECIFIC when garbage collecting.
5398 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5399 (lang_cleanup_tree): Remove.
5401 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5403 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5404 * crtstuff.c: Not here.
5405 * dwarf2out.c: Or here.
5406 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5409 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5411 * function.h (free_after_compilation): Remove decl parameter.
5412 (free_varasm_status0: Likewise.
5413 (free_emit_status): Likewise.
5414 (free_stmt_status): Likewise.
5415 (free_after_compilation): Likewise.
5416 (init_lang_status): New variable.
5417 (free_lang_status): Likewise.
5418 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5419 * function.c (init_lang_status): New variable.
5420 (free_lang_status): Likewise.
5421 (push_function_context_to): Don't set function::decl here.
5422 (free_after_copmilation): Make decl parameter implicit. Call
5423 free_lang_status if defined.
5424 (prepare_function_start): Call init_lang_status if defined.
5425 (init_function_start): Set function::decl here.
5426 * profile.c (output_func_start_profiler): Don't call pushdecl
5427 until we've actually started the function.
5428 * stmt.c (free_stmt_status): Make decl parameter implicit.
5429 * toplev.c (rest_of_compilation): Don't pass decl to
5430 free_after_compilation.
5431 * varasm.c (free_varasm_status): Likewise.
5433 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5435 * except.c (call_get_eh_context): Add root when allocating static
5438 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5440 * arm.c: Include "ggc.h".
5441 (arm_add_gc_roots): New function.
5442 (arm_override_options): Call it.
5443 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5445 * arm.md (define_asm_attributes): Add a pool_range attribute.
5447 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5449 * extend.texi (Volatiles): New node.
5451 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5453 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5454 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5455 (struct ggc_any): Replace `mark' with `magic_mark'.
5456 (ggc_alloc_string): Use memcpy, not bcopy.
5457 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5458 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5459 (ggc_free_any): New.
5460 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5461 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5462 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5463 Use IS_MARKED. Use ggc_free_any.
5465 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5467 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5469 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5471 * toplev.c (main): Always init_ggc.
5473 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5475 * except.c (find_all_handler_type_matches): Free the list if
5476 we found no matches.
5478 * combine.c (SUBST): Break out to a real function do_SUBST.
5479 (SUBST_INT): Likewise.
5480 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5481 (pre_insert): Free `inserted'.
5482 * loop.c (basic_induction_var): Always set `location'.
5484 * function.c (expand_function_end): Add initial_trampoline as a root.
5485 * rtl.h (init_varasm_once): Declare.
5486 * toplev.c (compile_file): Call it.
5487 * ggc-simple.c (ggc_mark_string_ptr): New.
5488 (ggc_add_string_root): New.
5489 (ggc_collect): Disable collection avoidance temporarily.
5490 * ggc.h (ggc_add_string_root): Declare.
5491 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5492 * optabs.c (init_libfuncs): Likewise.
5493 * varasm.c (named_section): Use ggc_alloc_string.
5494 (make_function_rtl): Likewise.
5495 (make_decl_rtl): Likewise.
5496 (assemble_static_space): Likewise.
5497 (assemble_trampoline_template): Likewise.
5498 (output_constant_def): Likewise.
5499 (force_const_mem): Likewise.
5500 (mark_const_hash_entry): New.
5501 (mark_pool_sym_hash_table): New.
5502 (mark_varasm_state): Use it.
5503 (init_varasm_once): New.
5505 * expr.h (init_one_libfunc): Declare.
5506 * optabs.c (init_one_libfunc): New.
5507 (init_optabs): Use it.
5508 * config/gofast.h: Likewise.
5509 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5510 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5512 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5514 * Makefile.in (cppexp.o): Depend on cpphash.h.
5515 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5517 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5518 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5519 redefining poisoned identifiers, etc.
5520 (do_undef): Don't allow poisoned identifiers to be undefined.
5521 (do_pragma): Add #pragma poison.
5522 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5524 * cccp.c: Add T_POISON node type.
5525 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5527 (do_define): Generalise to handle poisoned definitions,
5528 redefining poisoned identifiers, etc.
5529 (do_undef): Don't allow poisoned identifiers to be undefined.
5530 (do_pragma): Add #pragma poison.
5531 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5533 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5534 * c-pragma.h: Add ps_poison state. We now always have generic
5537 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5539 * ggc.h (ggc_alloc): New function.
5540 (ggc_mark): Likewise.
5541 * ggc-simple.c (ggc_any): New structure.
5542 (ggc_status): Add anys.
5543 (n_anys_collected): New variable.
5544 (ggc_alloc): Define.
5545 (ggc_mark): Likewise.
5546 (ggc_collect): Collect the anys.
5548 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5550 * c-decl.c (mark_binding_level): Make static to match prototype.
5552 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5554 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5556 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5558 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5559 will use into account. Expand the max width to 5.
5562 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5564 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5567 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5569 * alpha.md (call value patterns): Remove the result predicates.
5571 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5573 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5576 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5578 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5579 changed from extern char *, to extern PTR. Also fix typo in
5580 NEED_DECLARATION_REALLOC test.
5582 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5584 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5586 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5587 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5588 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5589 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5591 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5593 * cccp.c (pcfinclude): Likewise.
5595 * global.c (allocno_compare): Likewise.
5597 * haifa-sched.c (rank_for_schedule): Likewise.
5599 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5601 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5603 * stupid.c (stupid_reg_compare): Likewise.
5605 * tree.c (_obstack_allocated_p): Likewise.
5607 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5609 1999-09-08 Bruce Korb autogen@linuxbox.com
5611 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5612 why "gperf -F" fails.
5613 * gcc/cp/Makefile.in: ditto
5614 * gcc/Makefile.in: ditto
5615 * gcc/java/Makefile.in: ditto
5617 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5619 * lists.c: Include ggc.h.
5621 (init_EXPR_INSN_LIST_cache): Install it.
5623 * ggc-simple.c (init_ggc): Absorb the old init.
5624 (ggc_push_context): Use xcalloc.
5625 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5626 (ggc_collect): Add [rvts] tags to the collection stats.
5628 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5630 * cccp.c (main): Fix handling of -include and -imacros options.
5632 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5634 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5636 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5638 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5641 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5643 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5644 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5645 and SET_DEST. Update comment.
5647 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5649 * config/c4x/c4x.c: Include ggc.h.
5650 (c4x_add_gc_roots): New function.
5651 (c4x_override_options): Call c4x_add_gc_roots.
5653 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5655 * defaults.h (TARGET_ESC): Move ...
5656 * system.h: ... here, where Linas had it in the first place. Silly me.
5658 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5660 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5661 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5662 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5663 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5664 * defaults.h (TARGET_ESC): Add default.
5666 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5668 * configure.in: add i370-*-openedition, i370-*-mvs and
5669 i370-*-linux targets
5671 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5673 * dsp16xxx.c: Include ggc.h
5674 (override_options): Mark GC roots.
5675 * mn10200.c: Include ggc.h.
5676 (asm_file_start): Mark GC roots.
5677 * tahoe.c: Include ggc.h.
5678 (extensible_operand): Mark GC roots.
5680 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5682 * README: Add section discussing status of ELF ABI.
5683 * i370.c: Fix misc spelling mistakes.
5684 (i370_label_scan): Updated notes, exception handling.
5685 (i370_function_prolog): Simplify ELF stack handling.
5686 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5687 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5688 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5689 * i370.md: (movdi): Add notes.
5690 (floatsidf2): Use stack not rtca for scratch float area.
5691 (iorsi3): Correct operand constraints.
5692 * x-oe: Restore TAROUTOPTS which are used by pax.
5694 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5696 * rs6000.c: Include ggc.h.
5697 (rs6000_add_gc_roots): New function.
5698 (override_options): Call it.
5700 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5702 * alpha.h (alpha_compare): New.
5703 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5704 * alpha.c: Likewise for the definitions.
5705 (alpha_emit_conditional_branch): Update for alpha_compare.
5706 (alpha_emit_conditional_move): Likewise.
5707 * alpha.md (cmpdf, cmpdi): Likewise.
5708 (setcc patterns): Likewise. Zero alpha_compare after use.
5709 (sne): Optimize (x != 0) into (0U < x).
5711 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5713 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5714 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5715 (INIT_EXPANDERS): Remove.
5716 * alpha.c: Include ggc.h.
5717 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5718 (alpha_init_machine_status, alpha_mark_machine_status): New.
5719 (override_options): Install them.
5720 (struct machine_function): Moved to alpha.h.
5721 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5722 (alpha_init_expanders): Remove.
5723 (alpha_return_addr): Adjust to use current_function->machine.
5724 (alpha_ra_ever_killed): Likewise.
5725 (alpha_expand_epilogue): Likewise.
5726 * alpha.md (eh_epilogue): Likewise.
5728 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5729 Melissa O'Neill <oneill@cs.sfu.ca>
5730 Geoffrey Keating <geoffk@cygnus.com>
5732 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5733 call-used registers (call-saved registers must still be contiguous
5734 and end with r31, of course).
5736 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5738 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5739 (self_promoting_type_p): Delete.
5740 (self_promoting_args_p): Move ...
5741 * c-common.c: ... here.
5742 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5743 (simple_type_promotes_to): New.
5744 * builtins.c (lang_type_promotes_to): New.
5745 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5746 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5747 * c-common.h: ... here.
5748 (self_promoting_args_p, simple_type_promotes_to): Declare.
5749 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5750 (grokdeclarator): Likewise.
5751 * tree.h (lang_type_promotes_to): Declare.
5753 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5755 Add some machine-dependent GC roots.
5756 * sparc.c: Include ggc.h.
5757 (sparc_add_gc_roots): New function.
5758 (mark_ultrasparc_pipeline_state): Likewise.
5759 (override_options): Call sparc_add_gc_roots.
5760 * pa.c: Include ggc.h.
5761 (pa_add_gc_roots): New function.
5762 (mark_deferred_plabels): Likewise.
5763 (override_options): Call pa_add_gc_roots.
5764 * mips.c: Include ggc.h.
5765 (mips_add_gc_roots): New function.
5766 (override_options): Use it.
5768 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5770 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5772 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5773 cpp_parse_expr): Add static prototypes.
5774 (parse_charconst): Don't cast away const-ness.
5775 (token): Constify a char*.
5777 * cppfiles.c (file_name_list, include_hash, find_include_file,
5778 finclude, initialize_input_buffer): Constify a char*.
5779 (file_cleanup, find_position): Add static prototypes.
5781 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5782 collect_expansion): Add static prototypes.
5783 (cpp_install, create_definition, monthnames): Constify a char*.
5785 * cpphash.h (cpp_install): Likewise.
5787 * cppinit.c (known_suffixes, default_include,
5788 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5789 (base_name, dump_special_to_buffer, initialize_dependency_output):
5790 Add static prototypes.
5792 * cpplib.c (my_strerror): Constify a char*.
5793 (null_underflow, null_cleanup, skip_comment, copy_comment,
5794 copy_rest_of_line, handle_directive, pass_thru_directive,
5795 get_directive_token, read_line_number, cpp_print_file_and_line,
5796 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5797 v_cpp_warning_with_line, detect_if_not_defined,
5798 consider_directive_while_skipping): Add static prototypes.
5799 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5800 cpp_pedwarn_with_file_and_line): Constify a char*.
5802 * cpplib.h (cpp_options, include_hash, progname, definition,
5803 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5804 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5805 find_include_file, deps_output, include_hash): Constify a char*.
5807 * cppmain.c (progname): Constify.
5808 (main): Add prototype. Use return, not exit.
5810 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5811 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5812 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5813 check_protection): Add static prototype.
5815 (progname, recognized_macrom, recognized_extern): Constify a char*.
5816 (main): Add prototype.
5818 * gen-protos.c (progname): Constify a char*.
5820 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5822 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5823 (init_emit_once): Add more GC roots.
5824 * except.c (mark_func_eh_entry): New function.
5825 (mark_eh_node): Mark false_label and rethrow_label.
5826 (init_eh): Add more GC roots.
5827 * function.c (free_after_compilation): Take decl as a paramter.
5828 Call free_stmt_status.
5829 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5831 * function.h (free_after_compilation): Change prototype.
5832 (free_varasm_status): Likewise.
5833 (free_emit_status): Likewise.
5834 (free_stmt_status): New function.
5835 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5836 Remove, replacing with ...
5837 (ggc_status): New structure.
5838 (ggc_chain): New variable.
5840 (ggc_push_context): New function.
5841 (ggc_pop_context): Likewise.
5842 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5843 (ggc_alloc_rtvec): Likewise.
5844 (ggc_alloc_tree): Likewise.
5845 (ggc_alloc_string): Likewise.
5846 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5847 (ggc_mark_tree): Give language-dependent code a chance to mark
5849 (ggc_mark_tree_varray): Handle empty arrays.
5850 (ggc_collect): Adjust for use of ggc_chain. Clear
5851 bytes_alloced_since_last_gc.
5852 * ggc.h (ggc_pop_context): New function.
5853 (ggc_push_context): Likewise.
5854 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5855 * stmt.c (free_stmt_status): New function.
5856 (init_stmt_for_function): Clear last_expr_value.
5857 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5858 Conditionalize call to ggc_collect.
5859 (main): Call init_ggc.
5860 * tree.c (push_obstacks): Do the push, even when GC'ing.
5861 (push_obstacks_nochange): Likewise.
5862 (pop_obstacks): Liekwise.
5863 * varasm.c (free_varasm_status): Take decl as a parameter.
5865 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5867 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5868 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5869 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5870 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5872 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5874 * pa/x-pa-mpeix: New file for the MPE port.
5876 * pa/quadlib.asm: New file for long double support.
5878 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5879 * configure: Rebuilt.
5881 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5883 * final.c (shorten_branches): Fix last change.
5885 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5887 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5889 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5891 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5894 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5896 * c-aux-info.c (concat): Don't define.
5898 * cccp.c (my_strerror): Likewise. All callers changed to use
5900 (do_include): Call xstrdup, not xmalloc/strcpy.
5901 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5902 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5904 * collect2.c (my_strsignal): Likewise. All callers changed to use
5906 (locatelib): Call xstrdup, not xmalloc/strcpy.
5908 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5910 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5912 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5914 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5916 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5918 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5920 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5922 (find_all_handler_type_matches): Likewise. Don't check return
5924 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5925 xmalloc, not malloc.
5926 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5928 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5929 (init_spec): Call xcalloc, not xmalloc/bzero.
5930 (set_spec): Call xstrdup, not save_string.
5931 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5932 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5933 (process_command): Call xstrdup, not save_string.
5934 (main): Call xcalloc, not xmalloc/bzero.
5936 * gcov.c (xmalloc): Don't define.
5937 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5938 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5939 (output_data): Call xcalloc, not xmalloc/bzero.
5941 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5943 * mips-tdump.c (xmalloc): Don't define.
5944 (print_symbol): Call xmalloc, not malloc.
5945 (read_tfile): Call xcalloc, not calloc.
5947 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5948 Don't define. All callers of xfree/my_strsignal changed to use
5949 free/strsignal instead.
5950 (allocate_cluster): Call xcalloc, not calloc.
5952 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5953 Fix memory leak, free allocated memory.
5955 * prefix.c (translate_name): Call xstrdup, not save_string.
5956 (update_path): Likewise.
5958 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5960 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5961 Don't define. Callers of xfree/savestring2 changed to use
5962 free/concat instead.
5964 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5965 (init_elim_table): Likewise.
5967 * resource.c (init_resource_info): Likewise.
5969 * stupid.c (stupid_life_analysis): Likewise.
5971 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5972 (open_dump_file): Call concat, not xmalloc/strcpy/...
5973 (clean_dump_file): Likewise.
5974 (compile_file): Call xstrdup, not xmalloc/strcpy.
5976 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5978 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5979 * v850.c (v850_va_arg): New.
5981 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5983 * haifa-sched.c: Tidy comments.
5985 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5987 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5988 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5989 $(out_object_file)): Depend on ggc.h.
5990 * c-common.c: Include "ggc.h".
5991 (combine_strings): If doing GC, use ggc_alloc_string.
5992 * c-decl.c: Include "ggc.h".
5993 (ggc_p): Define with value 0.
5994 (mark_binding_level): New function.
5995 (init_decl_processing): Add GC roots.
5996 (mark_c_function_context): New function.
5997 (lang_mark_false_label_stack): New function.
5998 (lang_mark_tree): New function.
5999 (lang_cleanup_tree): New function.
6000 * c-lang.c: Include "ggc.h".
6001 (lang_init): Call c_parse_init.
6002 * c-lex.c: Include "ggc.h".
6003 (check_linenum): If doing GC, don't copy filenames to permanent
6005 * c-parse.in: Include "ggc.h".
6006 (c_parse_init): New function.
6007 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
6008 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
6010 * except.c (mark_eh_state): Mark more state.
6011 * function.c (mark_function_state): Likewise.
6012 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
6013 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
6014 * toplev.c (mark_file_stack): New function.
6015 (compile_file): If doing GC, use ggc_alloc_string on input filename.
6016 (main): Add root for input_file_stack.
6018 * i386.c: Include "ggc.h".
6019 (ix86_mark_machine_status): New function.
6020 (override_options): Set mark_machine_status.
6022 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6024 * tree.c (copy_node): Copy node contents also if doing GC.
6026 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6028 * collect2.c (scan_libraries): Fix double-thinko :-).
6030 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
6032 * collect2.c (scan_libraries): Fix thinko.
6034 * cse.c (delete_trivially_dead_insns): Do not skip the last
6035 insn if it is a real insn.
6037 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
6039 * Makefile.in (ggc-simple.o): Depend on hash.h.
6040 * ggc.h (ggc_add_tree_hash_table_root): Declare.
6041 (ggc_mark_tree_varray): Likewise.
6042 (ggc_mark_tree_hash_table): Likewise.
6043 * ggc-simple.c: Include hash.h.
6044 (ggc_mark_tree_hash_table_ptr): New function.
6045 (ggc_mark_tree_hash_table_entry): Likewise.
6046 (ggc_mark_tree_hash_table): Likewise.
6047 (ggc_add_tree_hash_table_root): Likewise.
6048 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
6049 rtx, when defining fields.
6051 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6053 * profile.c (output_func_start_profiler): Remove apparently
6054 nonsensical call to start_sequence.
6056 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
6058 * clipper/clipper.c (clipper_va_start): Fix typos.
6060 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
6061 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
6062 (spur_va_arg): New stub.
6064 * configure.in: Comment out pyramid.
6066 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
6068 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
6069 don't conflict with the bits that win32, cygwin, and dgux
6072 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
6073 Bernd Schmidt <bernds@cygnus.co.uk>
6075 * integrate.c (function_cannot_inline_p): Do not inline
6076 functions with forced labels.
6078 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
6079 Bernd Schmidt <bernds@cygnus.co.uk>
6080 Mark Mitchell <mark@codesourcery.com>
6082 * Makefile.in (ggc-simple.o): Depend on varray.h.
6083 (rtl.o): Depend on ggc.h.
6084 (genattrtab.o): Depend on ggc.h.
6085 (print-tree.o): Likewise.
6086 (fold-const.o): Likewise.
6087 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
6088 (make_insn_raw): Don't cache insns when GC'ing.
6089 (emit_insn_before): Likewise.
6090 (emit_insn_after): Likewise.
6091 (emit_insn): Likewise.
6092 (start_sequence): Use xmalloc to allocate the sequence_stack.
6093 (end_sequence): Add free to free it.
6094 (gen_sequence): Don't cache insns when GC'ing.
6095 (clear_emit_caches): Don't use sequence_element_free_list.
6096 (init_emit): Use xcalloc, not xmalloc+bzero.
6097 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
6098 * function.c (pop_function_context_from): Use free to free the
6099 fixup_var_refs_queue.
6100 (put_reg_into_stack): Allocate it with xmalloc.
6101 * genattrtab.c: Include ggc.h.
6102 (operate_exp): Don't use obstack_free when GC'ing.
6103 (simplify_cond): Likewise.
6104 (simplify_text_exp): Likewise.
6105 (optimize_attrs): Likewise.
6106 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
6108 (gencode): Generate a #include for ggc.h.
6109 * ggc-callbacks.c (ggc_p): Define it to zero.
6110 * ggc-none.c (ggc_p): Likewise.
6111 * ggc-simple.c: Include varray.h.
6112 (ggc_mark_tree_varray): New function.
6113 (ggc_add_tree_varray_root): Likewise.
6114 (ggc_mark_tree_varray_ptr): Likewise.
6115 * ggc.h (ggc_p): Declare.
6116 (varray_head_tag): Likewise.
6117 (ggc_add_tree_varray_root): Declare.
6118 * print-tree.c (print_node): Don't check for TREE_PERMANENT
6119 inconsistencies when GC'ing.
6120 * rtl.c: Include ggc.h.
6121 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
6122 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
6123 (rtx_free): Don't call obstack_free when GC'ing.
6124 * toplev.c (rest_of_compilation): Call ggc_collect after every
6126 * tree.c (push_obstacks): Do nothing, if GC'ing.
6127 (pop_obstacks_nochange): Likewise.
6128 (pop_obstacks): Likewise.
6129 (make_node): Use ggc_alloc_tree when GC'ing.
6130 (copy_node): Likewise.
6131 (get_identifier): Use ggc_alloc_string when GC'ing.
6132 (build_string): Likewise.
6133 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
6134 (tree_cons): Likewise.
6136 (type_hash_canon): Don't call obstack_free when GC'ing.
6138 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
6140 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
6141 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
6143 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
6144 Bernd Schmidt <bernds@cygnus.co.uk>
6145 Mark Mitchell <mark@codesourcery.com>
6147 * Makefile.in (stor-layout.o): Depend on ggc.h.
6148 (expr.o): Depend on ggc.h.
6149 (profile.o): Depend on ggc.h.
6150 (stor-layout.o): Depend on ggc.h.
6151 * emit-rtl.c (init_emit_once): Add gc roots.
6152 * expr.c: Include ggc.h.
6153 (emit_block_move): Add gc roots.
6154 (clear_storage): Likewise.
6155 * expr.h (init_stor_layout_once): New function.
6156 * profile.c: Include ggc.h.
6157 (init_arc_profiler): profiler_label is a root.
6158 * scan.c (make_sstring_space): Trust xrealloc to function
6159 correctly with first parameter NULL.
6160 * stor-layout.c: Include ggc.h.
6161 (set_sizetype): Add gc root.
6162 (init_stor_layout_once): New function.
6163 * toplev.c (compile_file): Call it.
6165 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
6166 Bernd Schmidt <bernds@cygnus.co.uk>
6167 Mark Mitchell <mark@codesourcery.com>
6169 * Makefile.in (tree.o): Depend on ggc.h.
6170 (varasm.o): Likewise.
6171 (function.o): Likewise.
6173 (except.o): Likewise.
6174 (optabs.o): Likewise.
6175 (emit-rtl.o): Likewise.
6176 * emit-rtl.c: Include ggc.h.
6177 (sequence_element_free_list): Remove, and all references.
6178 (mark_sequence): New functions.
6179 (mark_emit_state): New function.
6180 * except.c: Include ggc.h.
6181 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
6182 (mark_tree_label_node): New functions.
6183 (mark_eh_state): New function.
6184 * function.c: Include ggc.h.
6185 (mark_temp_slot, mark_function_chain): New functions.
6186 (mark_function_state): New function.
6187 (init_function_once): New function.
6188 * function.h (init_function_once): New function.
6189 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
6190 * ggc.h (label_node): Declare.
6191 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
6192 (lang_mark_false_label_stack): New function.
6193 (mark_temp_slot): Remove declaration.
6194 (mark_function_chain): Likewise.
6195 (mark_eh_state): Adjust prototype.
6196 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
6198 * optabs.c: Include ggc.h.
6199 (mark_optab): New function.
6200 (init_optabs): Add gc roots.
6201 * stmt.c: Include ggc.h.
6202 (mark_cond_nesting, mark_loop_nesting): New functions.
6203 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
6204 (mark_stmt_state): New function.
6205 * toplev.c (compile_file): Call init_function_once.
6206 * tree.c: Include ggc.h.
6207 (type_hash): Move declaration earlier in file.
6208 (TYPE_HASH_SIZE, type_hash_table): Likewise.
6209 (init_obstacks): Add gc roots.
6210 (mark_type_hash): New function.
6211 * varasm.c: Include ggc.h.
6212 (mark_pool_constant): New function.
6213 (mark_varasm_state): New function.
6215 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6217 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
6219 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6221 * c-decl.c (struct language_function): Renamed from struct c_function.
6223 (c_function_chain): Delete.
6224 (push_c_function_context): New arg F. Don't warn about nested
6225 functions here. Fill LANGUAGE elt of F. Delete code to update
6226 c_function_chain. Don't call push_function_context.
6227 (pop_c_function_context): New arg F. Restore from there instead of
6228 from c_function_chain. Don't call pop_function_context. Clear out
6229 LANGUAGE field of F when done.
6230 * c-lang.c: Include "function.h"
6231 (lang_init): Initialize save_lang_status and restore_lang_status.
6232 * c-parse.in (nested_function, nested_function_notype): Warn about
6233 nested functions. Call push_function_context/pop_function_context
6234 instead of the _c_ variants.
6235 * c-tree.h (push_c_function_context, pop_c_function_context): Update
6237 * Makefile.in (c-lang.o): Update dependencies.
6239 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
6240 regno_pointer_flag, regno_pointer_align.
6241 (gen_reg_rtx): Use xrealloc to enlarge them.
6242 (free_emit_status): New function.
6243 * function.c (mark_machine_status, mark_lang_status): New variables.
6244 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
6245 in some bits from assign_stack_local. All callers changed to use new
6247 (assign_stack_local): Just call assign_stack_local_1.
6248 (free_after_compilation): New function.
6249 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
6250 (trampoline_address): Likewise.
6251 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
6252 (prepare_function_start): Explicitly clear some more variables.
6253 * function.h (struct function): New elt can_garbage_collect.
6254 (mark_machine_status, mark_lang_status): Declare variables.
6255 (free_after_compilation, free_emit_status, free_varasm_status,
6256 init_varasm_status): Declare functions.
6257 * toplev.c (rest_of_compilation): Call free_after_compilation when
6258 done with the current function.
6259 * varasm.c (free_varasm_status): New function.
6261 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
6263 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
6264 (EXPAND_BUILTIN_VA_ARG): Define.
6265 * sparc.c (sparc_va_start): New.
6266 (sparc_va_arg): New.
6268 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6270 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
6272 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6274 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
6276 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
6278 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
6280 (ggc-callbacks.o): New target.
6281 * ggc-callbacks.c: New file.
6283 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6285 * expr.h: Collapse individual optab and libfunc vars to arrays.
6286 (optab_index, libfunc_index): New enumerations.
6287 (optab_table, libfunc_table): New arrays.
6288 Add accessor macros for both.
6290 * optabs.c (optab_table, libfunc_table): New.
6291 Delete declarations for individual optab and libfunc vars.
6293 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6295 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6297 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6299 * Makefile.in (GGC, GGC_LIB): New.
6300 (HOST_RTL): Include ggc-none.o.
6301 (ggc-simple.o): New target.
6302 (ggc-none.o): Likewise.
6303 * tree.h (tree_common): Add gc_mark.
6304 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6305 (struct rtvec_def): Add gc_mark.
6306 * emit-rtl.c (global_rtl): Update static initializers to contain
6307 enough initializers.
6308 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6309 * toplev.c (gc_time): New variable.
6310 (all_time): New variable.
6311 (compile_file): Print gc time.
6312 (print_time): Calculate percentage of the whole.
6314 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6316 Change obstack memory management and varasm constant pool handling so
6317 that nested functions are treated like any other functions.
6318 * function.c (init_machine_status): New variable.
6319 (push_function_context_to): Set contains_functions for the outer
6320 function. Don't call save_varasm_status.
6321 (pop_function_context_from): Don't call restore_varasm_status. Don't
6322 set current_function_contains_functions.
6323 (prepare_function_start): Call init_varasm_status rather than
6324 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6326 * function.h (struct function) Add field varasm. Delete fields
6327 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6328 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6329 (init_machine_status): Declare.
6330 (save_varasm_status, restore_varasm_status): Delete declarations.
6331 (save_tree_status, restore_tree_status): Delete last argument.
6332 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6333 code. All callers changed.
6334 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6335 save_constants_in_decl_trees, restore_constants, save_constants,
6336 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6338 (inlining): New variable.
6339 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6340 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6342 (save_for_inline_nocopy): Don't save constants.
6343 Don't set inl_emit field in current_function.
6344 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6345 function. Set new variable inlining before
6346 calling copy_rtx_and_substitute.
6347 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6348 constant pool references if inlining is nonzero.
6349 Delete ADDRESS and (most of the) CONST cases.
6350 (output_inline_function): Save and restore current_function/
6351 current_function_decl. Delete restore_constants code. Don't call
6352 init_const_rtx_hash_table.
6353 * output.h (init_const_rtx_hash_table): Don't declare.
6354 * rtl.h (struct function): Declare.
6355 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6356 * toplev.c (rest_of_compilation): Don't treat nested functions or
6357 functions containing them specially. Delete all code to deal with
6358 save_for_inline_copying.
6359 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6360 inline_obstacks): Delete variables.
6361 (save_tree_status): Lose arg CONTEXT. All callers changed.
6362 Simply allocate a new function_maybepermanent_obstack for the new
6363 function, delete all the special cases.
6364 Don't save inline_obstacks.
6365 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6366 Delete special handling for function_maybepermanent_obstack; simply
6368 Don't restore inline_obstacks.
6369 (permanent_allocation): Delete code that frees inline_obstacks.
6370 (print_inline_obstack_statistics): Delete function.
6371 (dump_tree_statistics): Don't call it.
6372 * varasm.c (struct varasm_status): New.
6373 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6374 last_pool, pool_offset, const_double_chain): Delete global
6375 variables, replace with accessor macros.
6376 (immed_double_const): Don't walk const_double_chain outside a
6377 function, but don't treat nested functions specially anymore.
6378 (immed_real_const_1): Likewise.
6379 (clear_const_double_mem): Don't treat nested functions specially.
6380 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6381 (save_varasm_status, restore_varasm_status): Delete functions.
6382 (init_varasm_status): New function.
6383 (force_const_mem): Don't treat nested functions specially.
6384 (find_pool_constant): Accept new arg F, search for constants in
6385 that function's pool rather than the current one. All callers
6387 (get_pool_constant_for_function, get_pool_mode_for_function): New
6390 * i386.c (init_386_machine_status): New function, mostly from
6391 clear_386_stack_locals.
6392 (struct machine_functions): Rename element names to avoid name
6394 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6395 macros, replacing global variables.
6396 (clear_386_stack_locals, save_386_machine_status,
6397 restore_386_machine_status): Delete functions.
6398 (override_options): Initialize init_machine_status.
6399 * i386.h (INIT_EXPANDERS): Delete macro.
6400 (save_386_machine_status, restore_386_machine_status,
6401 clear_386_stack_locals): Delete declarations.
6403 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6405 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6406 (doloop_begin): Simplify pattern and use emit_jump_insn.
6407 (doloop_end): Simplify pattern, switch operand order,
6408 and use emit_jump_insn.
6410 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6412 * function.h (struct function): Add new element LANGUAGE.
6413 (save_lang_status): Declare new variable.
6414 (restore_lang_status): Likewise.
6415 * function.c (save_lang_status): Define.
6416 (restore_lang_status): Likewise.
6417 (push_function_context_to): Call language-specific save function.
6418 (pop_function_context_from): Call language-specific restore function.
6420 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6422 * i386.md (movsf_1): Check REG_P before use of REGNO.
6423 (movdf_1): Likewise.
6424 (movxf_1): Likewise.
6425 (extendsfdf2): Likewise.
6426 (extendsfxf2): Likewise.
6427 (extenddfxf2): Likewise.
6429 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6431 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6432 constants into memory.
6433 (c4x_shiftable_constant): New function.
6434 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6435 (c4x_shiftable_constant): Declare.
6436 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6437 ashlqi3_noclobber): Add new patterns and associated splitters.
6439 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6441 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6442 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6443 * final.c (shorten_branches): Likewise.
6444 * global.c (global_alloc): Likewise.
6445 * haifa-sched.c (build_control_flow): Likewise.
6446 * stmt.c (check_for_full_enumeration_handling): Likewise.
6447 (estimate_case_costs): Likewise.
6449 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6451 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6453 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6455 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6456 (recompute_reg_usage): Likewise.
6457 * rtlanal.c (find_regno_fusage): Likewise.
6459 * rtl.c (rtl_check_failed_code1): New function.
6460 (rtl_check_failed_code2): New.
6461 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6462 (RTL_CHECKC1, RTL_CHECKC2): New.
6463 (XC*): New accessor macros.
6464 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6465 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6466 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6467 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6468 (TRAP_*, RANGE_INFO_*): Likewise.
6470 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6472 * Makefile.in (tlink.o): Don't depend on toplev.h.
6474 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6475 output_file, nm_file_name, ldd_file_name, strip_file_name,
6476 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6477 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6478 fork_execute, maybe_unlink, add_to_list,
6479 extract_init_priority, write_list, dump_list,
6480 dump_prefix_list, write_list_with_asm, write_c_file,
6481 write_c_file_stat, write_c_file_glob, scan_prog_file,
6482 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6483 ignore_library, extract_string, notice, dump_file, target_machine,
6484 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6485 read_file, print_load_command): Constify a char*.
6486 (fdopen, error, fatal, fatal_perror): Don't prototype.
6487 (my_strerror): Remove. All callers use xstrerror instead.
6488 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6489 (main): Add prototype. Constify lots of char* ptrs. Change calls
6490 to xcalloc/strcpy/strcat/... to one call to concat.
6491 (main, scan_prog_file, scan_libraries): Use an intermediate
6492 `const char **' to build an argv array.
6493 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6495 * collect2.h (collect_execute, collect_wait, dump_file,
6496 file_exists): Constify a char*.
6497 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6498 temporary_firstobj, vflag, debug): Add extern declarations.
6499 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6501 * tlink.c: Don't include toplev.h.
6502 (vflag, debug, ldout, c_file_name, temporary_obstack,
6503 permanent_obstack, temporary_firstobj): Don't declare.
6504 (tlink_execute, frob_extension, symbol_hash_lookup,
6505 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6506 recompile_files, read_repo_files, demangle_new_symbols,
6507 scan_linker_output): Constify a char*.
6508 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6509 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6511 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6513 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6514 (relative) rather than jsr (absolute) subroutine call insns.
6515 * config/m68k/m68k-coff.h: Ditto.
6517 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6519 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6520 now rework these too.
6521 (arm_reorg): If an insn can't reach the end of the current pool,
6522 ensure that we emit that pool before the insn.
6524 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6526 * tlink.c (scan_linker_output): Skip the initial underscore in
6527 a mangled name if appropriate.
6529 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6531 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6532 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6533 error_with_ivar, gen_declarator, create_builtin_decl,
6534 my_build_string, generate_descriptor_table, generate_ivars_list,
6535 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6536 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6537 dump_base_name, lang_decode_option, build_encode_expr,
6538 start_class, finish_class, encode_pointer, really_start_method,
6539 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6541 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6542 Add static prototypes.
6543 (build_objc_string_decl, build_selector_reference_decl,
6544 encode_bitfield, build_class_reference_decl): Remove unused
6545 parameter, all callers changed.
6546 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6547 (objc_printable_name): Likewise. Change second parameter to type int.
6548 (init_objc): Use memcpy, not bcopy, to avoid casts.
6550 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6552 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6553 reg notes on a deleted insn.
6554 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6556 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6558 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6560 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6562 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6565 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6567 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6568 * tm.texi (MD_ASM_CLOBBERS): Document it.
6570 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6572 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6573 * except.c (expand_rethrow): Remove unused variable.
6574 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6575 * flow.c (replace_insns): Likewise.
6576 (create_edge_list, verify_edge_list): Likewise.
6577 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6579 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6580 is special code to run.
6581 (main): Don't define operands to emit_operand.
6582 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6584 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6586 * alpha/alpha.h (normal_memory_operand): Declare.
6587 (reg_no_subreg_operand): Declare.
6588 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6590 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6592 * c-parse.in (compstmt_primary_start): New, broken out of first
6593 part of compstmt handling in primary.
6594 (primary): Use it. Add an error clause.
6595 (compstmt_nostart): Renamed from compstmt; remove all
6596 initial invocations of compstmt_start.
6599 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6601 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6604 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6606 * combine.c (simplify_shift_const): Remove extra semicolon.
6607 * dwarf2out.c (remove_AT): Likewise.
6608 * expmed.c (expand_mult): Likewise.
6609 * gcov.c (create_program_flow_graph): Likewise.
6610 * reorg.c (mostly_true_jump): Likewise.
6612 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6614 * fold-const.c (fold_range_test): Do not try to fold the range
6615 test if the rhs or lhs has side effects.
6617 * combine.c (simplify_rtx): Recognize another case of a synthesized
6620 * varasm.c (mark_constant_pool): When marking indirect references,
6621 only look at SYMBOL_REFs.
6623 * except.c (expand_fixup_region_end): Do not peek at
6624 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6626 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6628 * flags.h: New variables align_loops, align_loops_log,
6629 align_jumps, align_jumps_log, align_labels, align_labels_log,
6630 align_functions, align_functions_log.
6631 * toplev.c: Define them.
6632 (f_options): Handle -falign-* when they have no argument.
6633 (main): Add logic to set variables for -falign-functions,
6634 -falign-jumps, -falign-labels, -falign-loops.
6635 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6636 (display_help): Change help to match options.
6637 * final.c (LABEL_ALIGN): Default to align_labels_log.
6638 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6639 (LOOP_ALIGN): Default to align_loops_log.
6640 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6641 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6642 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6643 * varasm.c (assemble_start_function): Handle align_functions.
6645 * config/sparc/sparc.h: Don't declare sparc_align_*.
6646 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6647 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6649 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6651 * config/sparc/sparc.c: Delete sparc_align_loops,
6652 sparc_align_jumps, sparc_align_funcs and the corresponding string
6654 (sparc_override_options): Default align_functions on ultrasparc.
6655 Delete -malign-* handling.
6657 * config/mips/mips.c (override_options): On 64-bit targets,
6658 try to align code to 64-bit boundaries.
6659 (print_operand): New substitution, %~,
6660 which aligns labels to align_labels_log.
6661 * config/mips/mips.md (div_trap_normal): Use %~.
6662 (div_trap_mips16): Likewise.
6667 (ashldi3_internal): Likewise.
6668 (ashrdi3_internal): Likewise.
6669 (lshrdi3_internal): Likewise.
6670 (casesi_internal): Likewise.
6672 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6674 Merge new ia32 backend from the branch!
6676 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6677 See ChangeLog.P2 on new_ia32_branch for details.
6679 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6680 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6681 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6682 * i386/gas.h (ASM_FILE_START): Define.
6683 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6684 for name change of ix86_valid_decl_attribute_p.
6685 (i386_pe_valid_type_attribute_p): Similarly.
6687 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6689 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6690 to step through CC modes.
6692 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6694 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6695 it would end up in the shadow of a live flags regsiter.
6697 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6699 * reload1.c: Fix many indentation problems.
6700 * reload.c: Likewise.
6702 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6704 * alias.c (non_local_reference_p): Constify fmt.
6706 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6708 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6710 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6712 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6713 the internal_arg_pointer.
6715 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6717 Merge peephole2 from new_ia32_branch:
6718 * Makefile.in (STAGESTUFF): Add *.peephole2.
6719 (mostlyclean): Likewise.
6720 (recog.o): Depend on resource.h.
6722 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6723 (final_scan_insn): Likewise for the invocation of peephole.
6724 * genconfig.c (main): Look for peephole and peephole2 patterns.
6725 Emit HAVE_peephole* accordingly.
6726 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6727 * flags.h (flag_peephole2): Declare.
6728 * toplev.c: New pass peephole2. New flag -fpeephole2.
6730 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6731 * gencodes.c (main): Likewise.
6732 * genextract.c (main): Likewise.
6733 * genoutput.c (main): Likewise.
6734 * genemit.c (max_operand_1): Look for the max scratch operand.
6735 (gen_rtx_scratch): New.
6736 (gen_exp): Use it, and pass on new arg subroutine_type.
6737 (gen_expand): Take max scratch into account.
6738 (gen_split): Emit peephole2 functions.
6739 (output_peephole2_scratch): New.
6740 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6741 * genrecog.c (routine_type): Add PEEPHOLE2.
6743 (make_insn_sequence): Match outer parallel for peep2. Discard
6744 top level scratches and dups.
6745 (add_to_sequence): New args insn_type and top. Update all callers.
6746 Handle toplevel peep2 matching insns.
6747 (write_subroutine): Handle peep2.
6748 (write_tree_1): Likewise.
6749 (write_tree): Likewise.
6751 (change_state): New arg afterward. Update all callers.
6752 Handle matching separate insns.
6753 * recog.c (recog_next_insn): New.
6754 (peephole2_optimize): New.
6755 * rtl.def (DEFINE_PEEPHOLE2): New.
6756 * resource.c (find_free_register): New argument last_insn. Use it
6757 to find a register available through the entire span.
6758 * resource.h (find_free_register): Update prototype.
6760 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6762 * i386.c (output_strlen_unroll): Don't write xops[7]
6763 label if it wasn't set.
6765 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6767 * cpplib.c (struct directive): Const-ify name pointer and
6768 function pointer prototype.
6769 (validate_else, do_define, do_line, do_include, do_undef,
6770 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6771 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6772 do_warning): Const-ify second arg.
6773 (directive_table): Mark const. Reorder entries by frequency
6774 of usage, record statistics.
6776 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6778 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6779 bounds- check RTL accesses if --enable-checking.
6780 (RTVEC_ELT): Bounds check if --enable-checking.
6781 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6782 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6783 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6785 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6786 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6788 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6789 (NOTE_SOURCE_FILE): Use X0STR.
6790 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6791 MEM_ALIAS_SET): Use X0INT.
6792 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6793 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6795 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6796 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6797 (rtl_check_failed_bounds, rtl_check_failed_type1,
6798 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6800 (fancy_abort): Fix comment.
6802 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6803 (cse_insn): Decrement LABEL_NUSES for jump target before
6805 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6806 * final.c (alter_subreg): Compute regno before changing x to
6807 REG; set REGNO(x) after changing it.
6808 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6809 notes containing CONST_INTs.
6810 (delete_eh_regions): Use NOTE_EH_HANDLER.
6811 * function.c (put_reg_into_stack): Make reg a MEM before
6813 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6815 (gen_mem_addressof): Make reg a MEM before initializing it.
6816 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6818 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6819 deleting an insn, not after.
6820 (block_alloc): Only look at PATTERN(insn) if we have to, and
6821 only if it's format class 'i'.
6822 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6823 CONST_INT before using its INTVAL.
6824 * print-rtl.c (print_rtx): Use X0STR.
6825 * regmove.c (fixup_match_1): Don't look at PATTERN of
6826 non-class-'i' insn chain elements.
6827 * reload.c (loc_mentioned_in_p): Take address of
6828 in->fld[1].rtx directly.
6829 * reload1.c (reload): Change reg to a MEM before initializing
6831 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6833 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6835 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6837 * config/mips/mips.c (machine_dependent_reorg): Force a
6838 barrier to output the local constant pool if a barrier hasn't
6839 been found at a natural point in the instruction stream.
6841 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6843 * c-parse.in (language_string): Constify.
6845 * dwarf2out.c (language_string): Remove declaration.
6847 * dwarfout.c (language_string): Likewise.
6849 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6851 * tree.h (language_string, init_parse, finish_parse): Declare.
6853 * i386/sun386.h (language_string): Remove declaration.
6855 * mips.h (language_string): Likewise.
6857 * nextstep.h (language_string): Likewise.
6859 * nextstep21.h (language_string): Likewise.
6861 * rs6000.c (language_string): Likewise.
6863 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6865 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6866 (getpwd.o): Remove target.
6868 * getpwd.c: Delete file. Its in libiberty now.
6870 * dbxout.c (getpwd): Don't prototype.
6871 * dwarf2out.c (getpwd): Likewise
6872 * dwarfout.c (getpwd): Likewise
6873 * final.c (getpwd): Likewise.
6874 * protoize.c (getpwd): Likewise.
6876 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6878 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6880 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6882 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6885 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6887 * fixinc/Makefile.in (subdir): New.
6888 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6891 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6893 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6894 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6897 * invoke.texi: Fix typo.
6899 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6900 changed. Handle autoincrement addressing modes.
6902 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6903 just like we would the virtual incoming args register when
6906 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6908 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6909 path, in .file directive.
6911 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6913 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6916 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6918 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6921 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6923 * tree.c (tree_code_name): Constify a char*.
6925 * tree.h (tree_code_name, decl_printable_name): Likewise.
6927 * function.h (struct function): Likewise.
6929 * toplev.c (decl_name, decl_printable_name): Likewise.
6931 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6933 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6934 (init_objc): Remove function pointer cast.
6936 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6938 * pa.md (interspace_jump): New pattern.
6939 (builtin_longjmp): New expander.
6941 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6943 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6944 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6945 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6947 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6949 * jump.c (delete_prior_computation): Also check calls
6950 to constant functions. Don't bother checking for a
6951 REG_UNUSED note before adding it.
6952 (delete_computation): Handle multi-word hard registers
6953 when synthesizing missing REG_DEAD notes for a register
6954 which is both set and used by an insn.
6956 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6958 * loop.c (this_loop_info): New variable.
6959 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6960 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6962 (prescan_loop, strength_reduce): New argument loop_info. All callers
6964 (scan_loop): New variable loop_info, initialise to address of
6966 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6967 Delete variable loop_has_multiple_exit targets and replace with
6968 field in this_loop_info.
6969 (find_and_verify_loops): Rename this_loop to this_loop_num.
6970 (strength_reduce): Delete loop_iteration_info. Replace variable
6971 loop_info with function argument of same name.
6972 (insert_bct): Rework test for loop being completely unrolled.
6974 * loop.h (struct loop_info): New fields num, loops_enclosed,
6975 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6976 has_indirect_jump, and cont. Redefine use of unroll_number.
6977 (loop_unroll_number): Delete.
6979 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6981 (loop_iterations): Delete variable vtop and instead use
6982 loop_info->vtop computed in prescan_loop.
6984 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6986 * fix-header.c (main): Do not pass a null pointer to strcmp.
6988 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6990 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6992 * configure: Rebuilt.
6994 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6996 * jump.c (jump_optimize_1): Do not delete assignments to
6997 internal_arg_pointer.
6998 * cse.c (delete_trivially_dead_insns): Always consider a set of
6999 the internal_arg_pointer live.
7001 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
7003 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
7004 (update_life_info) [REG_WAS_0]: Search the original insns rather
7005 than the new insns for the note. Fix typos finding note_dest.
7006 If no dest found, discard the note rather than abort.
7007 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
7008 (replace_insns): Remove the old insn list after update_life_info
7011 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
7013 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
7015 (sched_analyze_1): Let add_dependence care for not adding dups.
7016 (sched_analyze_2): Likewise.
7017 (add_branch_dependences): Likewise.
7019 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
7021 * i386/winnt.c (export_list): New type.
7022 (exports_head): Rename to
7023 (export_head): this.
7024 (i386_pe_record_exported_symbol): Add is_data flag.
7025 (i386_pe_asm_file_end): Emit directive for exported variables.
7026 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
7028 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
7029 (ASM_DECLARE_OBJECT_NAME): Likewise.
7030 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7031 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7033 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
7035 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
7037 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
7040 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
7042 * config/openbsd.h: Define SET_ASM_OP.
7043 * tm.texi: cross-reference SET_ASM_OP in the index.
7045 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
7047 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
7048 for a CONST_DOUBLE, at compile time. Initialize rtx_length
7049 and class_narrowest_mode at compile time. Kill init_rtl.
7050 Mark rtx_length, mode_class, mode_size, mode_unit_size,
7051 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
7052 rtx_format as const. Kill all references to EXTRA_CC_MODES or
7054 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
7056 * rtl.h: Declare rtx_length and rtx_format as const.
7057 * machmode.def: Define CC(). Use CC() to define CCmode. If
7058 EXTRA_CC_MODES is defined, expand it here.
7059 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
7060 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
7061 const. Kill all references to EXTRA_CC_MODES.
7063 * toplev.c: Don't prototype or call init_rtl.
7064 * optabs.c: Don't call init_mov_optab.
7065 * genemit.c: Don't generate init_mov_optab. Don't call
7067 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
7069 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
7070 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
7071 genrecog.c: Don't call init_rtl.
7073 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
7074 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
7075 definition of EXTRA_CC_MODES.
7077 * md.texi: Kill ref to EXTRA_CC_NAMES.
7078 * tm.texi: Document new way to define EXTRA_CC_MODES.
7080 * genrecog.c: Do not look up the name of a define_split.
7083 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
7085 * config/v850/v850.md: Fix typo introduced by previous delta.
7087 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7089 * gcc.c (fatal): Make definition static to match prototype.
7091 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7093 * combine.c (get_last_value): Don't look for earlier sets if the last
7094 known set is somewhere in between the insns being combined.
7096 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
7098 * configure.in: Don't use shell ! to negate exit codes
7099 * configure: Regenerate
7101 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
7103 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
7104 the fact that ALIGN is measured in bits, not bytes.
7106 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
7108 * errors.c: New file; defines functions error, warning, and
7109 fatal, variables have_error and progname.
7110 * errors.h: New file; prototypes and decls for stuff in errors.c.
7112 * Makefile: Add rules to build errors.o and
7113 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
7114 genopinit, genrecog, genextract, genpeep, genattr, and
7115 genoutput with errors.o. Add errors.h to deps of genconfig.o,
7116 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
7117 genpeep.o, genattr.o, and genoutput.o.
7119 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
7120 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
7121 define or prototype fatal. Set progname at beginning of main.
7122 * genoutput.c: Likewise, and don't define or prototype error
7125 * c-typeck.c (c_expand_start_case): Return immediately if exp
7127 * fold-const.c (operand_equal_p): Return immediately if arg1
7128 or arg0 are ERROR_MARKs.
7129 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
7130 fields of type ERROR_MARK when calculating if the record can
7133 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
7134 with much help from Jeffrey A Law and Richard Henderson
7136 * i386.md: In the 6 insns which call output_fix_trunc,
7137 earlyclobber operands[0].
7139 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
7141 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
7142 creating new registers.
7144 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
7146 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
7147 i386_reg_alloc_order, i386_regparm_string,
7148 i386_align_loops_string, i386_align_jumps_string,
7149 i386_align_funcs_string, i386_preferred_stack_boundary_string,
7150 and i386_branch_cost_string as type "const char *".
7151 * i386.c: Define all above strings as type "const char *".
7153 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
7155 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
7156 when emitting alignment padding. Emit padding byte of 0 instead of 4.
7158 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7160 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
7161 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
7163 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
7165 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
7166 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
7167 (dwarf2out_line, dwarf2out_finish): Likewise.
7168 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
7170 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
7172 * tree.c (lang_unsave_expr_now) : Correct return type.
7173 * tree.h (lang_unsave_expr_now) : Same.
7175 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
7177 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
7178 instead of duplicating code.
7180 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7182 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
7184 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
7186 * tree.h: fancy_abort always takes three args.
7187 * resource.c: Move include of system.h before toplev.h.
7189 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
7191 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
7194 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
7196 * system.h: Don't redefine abort or trim_filename.
7197 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
7198 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
7199 whether or not __FUNCTION__ is available.
7200 * tree.h: Duplicate rtl.h's definition of abort, for files
7201 that don't include rtl.h. Delete all code to perform type
7202 checking with a compiler other than GCC.
7203 * varray.h: Delete all code to perform type checking with a
7204 compiler other than GCC. Make VARRAY_CHECK() always evaluate
7205 its arguments exactly once, using a statement expression.
7206 Adjust the VARRAY_<type> accessor macros to match.
7207 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
7208 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
7209 caller's location. Define fatal_insn and fatal_insn_not_found
7210 as macros that use _fatal_insn and _fatal_insn_not_found.
7211 (fancy_abort, trim_filename): Kill prototypes.
7213 * rtl.c (trim_filename): Move here from toplev.c.
7214 (fancy_abort): New function.
7215 (DIR_SEPARATOR): Provide default definition.
7216 * tree.c (tree_check_failed, tree_class_check_failed): Go
7217 through fancy_abort.
7218 (tree_check, tree_class_check, cst_or_constructor_check,
7219 expr_check): Delete.
7220 * varray.c (varray_check_failed): New function.
7221 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
7222 _fatal_insn and _fatal_insn_not_found. Go through
7224 (trim_filename, fancy_abort): Delete.
7226 * builtins.c (expand_builtin_args_info): Report ICE with abort.
7227 * except.c (start_catch_handler): Report ICE with error/abort
7229 * final.c (output_operand_lossage): Likewise.
7230 * flow.c (verify_flow_info): Likewise.
7232 * gcc.c: Prototype fatal.
7233 * gengenrtl.c: Undef abort after including rtl.h not system.h.
7234 * genattr.c, genattrtab.c, genemit.c, genextract.c,
7235 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
7236 Don't define fancy_abort.
7238 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
7240 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
7243 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
7245 * m88k.h (VERSION_INFO2): Kill.
7246 (VERSION_STRING): Kill.
7248 (VERSION_INFO1): Tidy.
7249 (TARGET_VERSION): Update.
7250 * m88k/dgux.h (VERSION_INFO2): Kill.
7251 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
7252 * m88k/luna.h (VERSION_INFO1): Tidy.
7253 * m88k/sysv4.h (VERSION_INFO1): Likewise.
7254 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
7255 (output_file_start): Adjust for death of VERSION_STRING.
7257 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
7259 * cpplib.c (detect_if_not_defined): New function.
7260 (do_if): Use it to detect potential once-only headers.
7262 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
7264 * c-common.c (combine_strings): Always set TREE_CONSTANT.
7266 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7268 * combine.c (nonzero_bits) : Allow single-ly set registers to be
7269 anywere in the function only if they are pseudos and set before
7270 being used (not live at the start of the function).
7271 (num_sign_bit_copies) : Same.
7272 (get_last_value_validate) : Same.
7273 (get_last_value) : Same.
7275 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
7277 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
7278 where N and M are constant and N is an integer multiple of M.
7280 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7282 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
7283 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7284 sbitmap_union_of_preds): Add prototypes.
7285 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
7286 the intersection of successors with the new flow graph structures.
7287 (sbitmap_intersection_of_preds): New function to compute the
7288 intersection of predecessors with the new flow graph structures.
7289 (sbitmap_union_of_succs): New function to compute the union of
7290 successors with the new flow graph structures.
7291 (sbitmap_union_of_preds): New function to compute the union of
7292 predecessors with the new flow graph structures.
7293 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7294 (expr_reaches_here_p): Use edge and basic_block structures instead
7295 of s_preds and s_succs.
7296 (compute_cprop_avinout): Use new sbitmap routines.
7297 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7298 of s_preds and s_succs.
7299 * flow.c (compute_flow_dominators): Compute dominators using
7300 edges and basic blocks instead of s_preds and s_succs.
7302 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7304 * lists.c (unused_insn_list, unused_expr_list): New file for
7305 maintaining various types of lists. New statics for maintaining a
7306 cache of available INSN_LIST and EXPR_LIST nodes.
7307 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7308 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7309 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7310 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7311 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7312 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7313 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7314 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7315 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7316 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7317 (remove_dependence, free_pending_lists): Use new global routines.
7318 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7319 (sched_analyze, compute_block_backward_dependences): Use new routines.
7320 (sched_analyze_1, sched_analyze_2): Use new routines.
7321 (schedule_insns): Use new global routines.
7322 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7324 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7325 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7327 * toplev.c (rest_of_compilation): Initialize node cache.
7328 * Makefile.in (OBJS): Add lists.o to list of object files.
7329 (lists.o): Add dependancies.
7331 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7333 * config/v850/v850.md: Fix compile time warning messages.
7334 * config/v850/v850.c: Fix compile time warning messages.
7335 * config/v850/v850.h: Fix compile time warning messages.
7337 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7339 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7340 Remove unused prototype for `init_lengths'.
7342 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7344 * calls.c (emit_call_1): Mark parameter `stack_size' with
7346 (expand_call): Initialize variable `insn'.
7347 (emit_library_call): Likewise for variable `high_to_save'.
7348 (emit_library_call_value): Likewise.
7349 (store_one_arg): Likewise for variables `lower_bound' and
7352 * combine.c (try_combine): Likewise for variables `i2_code_number'
7353 and `other_code_number'.
7354 (find_split_point): Likewise for variables `pos', `unsignedp' and
7356 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7357 (simplify_and_const_int): Remove unused variable `width'.
7358 (merge_outer_ops): Likewise.
7360 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7361 HOST_WIDE_INT' when comparing against one.
7362 (simplify_relational_operation): Likewise.
7363 (cse_insn): Initialize variables `src_eqv_volatile',
7364 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7366 * final.c (init_final): Constify parameter `filename'.
7367 (final_start_function): Mark parameter `optimize' with
7369 (profile_function): Likewise for parameters `first' and `optimize'.
7370 (output_source_line): Likewise for parameter `file'.
7372 * integrate.c (subst_constants): Cast a value to `size_t' when
7373 comparing against one.
7374 (mark_stores): Initialize variable `mode'. Cast a value to
7375 `size_t' when comparing against one.
7377 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7379 * loop.c (move_movables): Initialize variable `first'.
7380 (strength_reduce): Likewise for variable `increment'.
7381 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7382 value to `size_t' when comparing against one.
7383 (load_mems): Initialize variable `end_label'.
7385 * output.h (init_final): Constify parameter.
7387 * reload.c (decompose): Initialize variable `base'.
7389 * reload1.c (reload): Likewise for variable `is_scalar'.
7390 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7391 (choose_reload_regs): Initialize variable `mode'.
7392 (emit_reload_insns): Likewise for variable `store_insn'.
7393 (reload_cse_noop_set_p): Mark parameter `insn' with
7395 (reload_combine): Initialize variable `set'.
7397 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7398 (copy_loop_body): Cast a value to `size_t' when comparing against
7401 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7402 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7403 (remove_from_pending_weak_list): Mark parameter `name' with
7406 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7408 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7411 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7413 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7414 (ASM_DECLARE_FUNCTION_NAME): Define.
7415 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7416 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7417 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7418 not already defined.
7420 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7422 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7423 of n_popped when call/call_value are not defined.
7425 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7427 * tm.texi: GNU CC -> GCC conversion.
7428 (CC1_SPEC): Indicate it is used for all language front ends.
7430 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7432 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7433 NOTE_INSN_EH_REGION_END correctly.
7435 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7436 Jeff Law <law@cygnus.com>
7438 * loop.c (strength_reduce): Automatically unroll loops if the
7439 unrolled loop size is smaller than the rolled loop size.
7441 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7442 and delete comment that code should be rewritten.
7444 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7446 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7449 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7451 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7453 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7454 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7455 (LINK_SPEC): Add -u _main when building executables.
7456 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7457 (ASM_FILE_END): Use the default for ix86-pe.
7458 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7460 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7462 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7463 and ASM_CLOSE_PAREN are empty strings.
7465 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7466 Geoffrey Keating <geoffk@cygnus.com>
7468 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7469 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7470 (unprotoize.o): Ditto.
7471 (test-protoize-simple): Don't define STD_PROTO_DIR.
7472 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7473 changes to make 'test-protoize-simple' pass.
7474 (STD_PROTO_DIR): Remove define.
7475 (STANDARD_EXEC_PREFIX): Supply default define.
7476 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7477 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7478 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7479 (GET_ENV_PATH_LIST): New macro.
7480 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7481 (do_processing): Initialize default_syscalls_dir using new
7482 macros. Use it to initialize syscalls_absolute_filename.
7484 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7486 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7487 B into a register before emit_conditional_move.
7489 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7491 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7492 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7493 multiplicand out of (+ (* a b) (* c d)).
7495 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7496 Richard Henderson <rth@cygnus.com>
7498 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7499 (new_insn_dead_notes): Likewise.
7500 (update_n_sets): Likewise.
7501 (update_flow_info): Move to flow.c, renamed to update_life_info;
7502 extend to handle multiple source insns.
7503 * flow.c: Include resource.h
7504 (unlink_insn_chain): New.
7505 (split_hard_reg_notes): New.
7506 (maybe_add_dead_note): New.
7507 (maybe_add_dead_note_use): New.
7508 (find_insn_with_note): New.
7509 (new_insn_dead_notes): New.
7510 (update_n_sets): New.
7511 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7512 (maybe_remove_dead_notes): New.
7513 (update_life_info): New.
7514 (prepend_reg_notes): New.
7515 (replace_insns): New.
7516 * output.h (update_life_info): Declare.
7517 * recog.c (split_block_insns): Use update_life_info.
7518 * resource.c (find_free_register): Use reg_alloc_order, don't use
7519 fixed regs, make sure the mode is supported, don't use new regs.
7521 * rtl.h (replace_insns): Declare.
7523 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7525 * expr.c (expand_expr): Cope with COND_EXPRs with one
7526 non-returning branch.
7528 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7530 * expr.c (store_expr): Always pass down the target, even when not
7533 1999-08-24 Nick Clifton <nickc@cygnus.com>
7535 * configure.in: Define target_cpu_default for v850 targets.
7536 * configure: Regenerate
7538 * config/v850/v850.h (TARGET_CPU_generic): Define.
7539 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7540 addresses are 4 byte aligned.
7542 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7545 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7547 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7548 (main): Add prototypes.
7550 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7551 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7552 (write_attr_get): Emit prototypes along with function definition.
7553 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7554 (write_complex_function): Emit static prototype along with
7555 function definition.
7557 * genemit.c (gen_split): Emit prototypes along with function
7560 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7561 Likewise for predicates and `insn_operand_predicate'.
7562 (process_template): Emit static prototype along with function
7565 * genrecog.c (make_insn_sequence): Constify a char*. Add
7566 prototypes for get_split_*().
7567 (write_subroutine): Emit prototypes along with function
7570 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7572 * gcse.c (find_avail_set): Follow chains of register-register copies.
7573 Use oprs_not_set_p to guarantee that the returned value can be
7575 (cprop_insn): Don't verify the return value of find_avail_set with
7578 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7579 (cprop_cc0_jump): New function.
7580 (cprop_insn): Break out new function cprop_jump and use it.
7581 Also use cprop_cc0_jump for machines with CC0.
7582 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7584 * tree.h (current_function_calls_setjmp,
7585 current_function_calls_longjmp): Delete declarations.
7586 * dsp16xx.c: Include "function.h".
7587 * elxsi.c: Likewise.
7588 * gmicro.c: Likewise.
7589 * h8300.c: Likewise.
7592 * mn10200.c: Likewise.
7593 * mn10300.c: Likewise.
7594 * ns32k.c: Likewise.
7598 * rtl.h (rtx_equal_function_value_matters): Declare.
7599 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7601 * function.c: Likewise.
7602 * emit-rtl.c: Likewise.
7604 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7606 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7609 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7611 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7614 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7616 * cpp.texi: Add a node documenting macro varargs (copied
7619 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7621 * cppspec.c: Put a null pointer at the end of the new argv.
7623 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7625 * configure.in: Remove code to select/de-select the haifa
7626 scheduler. Every scheduled port gets haifa now.
7627 * configure: Rebuilt.
7628 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7630 * Makefile.in: Corresponding changes.
7632 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7634 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7635 All callers changed.
7636 (prepare_float_lib_cmp): Likewise.
7637 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7638 * expr.h (emit_float_lib_cmp): Delete declaration.
7639 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7640 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7641 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7643 (cmptf): Now conditional on TARGET_HARD_QUAD.
7645 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7647 * resource.c (mark_target_live_regs): Use
7648 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7650 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7652 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7654 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7656 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7658 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7660 * rtl.h (rtx_format): Constify a char*.
7662 * rtl.c (rtx_format): Likewise.
7663 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7664 (init_rtl): Use accessor macro, not `rtx_format'.
7666 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7669 * caller-save.c (mark_referenced_regs): Likewise.
7671 * combine.c (subst, make_compound_operation, known_cond,
7672 gen_rtx_combine, update_table_tick, get_last_value_validate,
7673 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7675 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7676 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7677 count_reg_usage): Likewise.
7679 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7682 * final.c (leaf_renumber_regs_insn): Likewise.
7684 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7685 dump_edge_info, count_reg_references): Likewise.
7687 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7688 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7691 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7692 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7693 add_label_notes): Likewise.
7695 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7696 clear_struct_flag, count_sub_rtxs, count_alternatives,
7697 compares_alternatives_p, contained_in_p, walk_attr_value,
7698 write_expr_attr_cache): Likewise.
7700 * genconfig.c (walk_insn_part): Likewise.
7702 * genemit.c (max_operand_1, gen_exp): Likewise.
7704 * genextract.c (walk_rtx): Likewise.
7706 * genflags.c (num_operands): Likewise.
7708 * genoutput.c (scan_operands): Likewise.
7710 * genpeep.c (match_rtx): Likewise.
7712 * genrecog.c (add_to_sequence): Likewise.
7714 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7717 * integrate.c (save_constants, copy_for_inline,
7718 copy_rtx_and_substitute, subst_constants, restore_constants):
7721 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7722 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7724 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7727 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7728 add_label_notes, replace_call_address, count_nonfixed_reads,
7729 invariant_p, find_single_use_in_loop, find_mem_givs,
7730 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7733 * print-rtl.c (reg_names, print_rtx): Likewise.
7735 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7737 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7738 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7739 print_blocks): Likewise.
7741 * regclass.c (fix_register, record_address_regs,
7742 reg_scan_mark_refs): Likewise.
7744 * regmove.c (stable_but_for_p): Likewise.
7746 * reload.c (loc_mentioned_in_p, operands_match_p,
7747 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7748 copy_replacements, refers_to_regno_for_reload_p,
7749 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7750 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7753 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7754 delete_address_reloads_1, count_occurrences,
7755 reload_cse_mem_conflict_p, reload_combine_note_use,
7756 add_auto_inc_notes): Likewise.
7758 * resource.c (mark_referenced_resources, mark_set_resources):
7761 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7762 reg_mentioned_p, regs_set_between_p, modified_between_p,
7763 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7764 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7765 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7766 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7768 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7770 * stupid.c (stupid_mark_refs): Likewise.
7772 * unroll.c (remap_split_bivs): Likewise.
7774 * varasm.c (mark_constants): Likewise.
7776 * a29k/a29k.c (uses_local_reg_p): Likewise.
7778 * alpha/alpha.c (summarize_insn): Likewise.
7780 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7781 eliminate_lr2ip): Likewise.
7783 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7785 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7786 reg_mentioned_in_mem): Likewise.
7788 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7789 symbolic_reference_mentioned_p): Likewise.
7791 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7793 * sh/sh.c (regs_used, mark_use): Likewise.
7795 * vax/vax.c (vax_rtx_cost): Likewise.
7797 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7799 * machmode.h (mode_name): Constify a char*.
7801 * rtl.c (mode_name): Likewise.
7803 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7805 * optabs.c (init_libfuncs): Constify a char*.
7807 * print-tree.c (mode_name): Remove redundant declaration.
7808 (print_node): Use accessor macro, not `mode_name'.
7810 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7812 (new_spill_reg): Constify a char*.
7814 * tree.c (mode_name): Remove redundant declaration.
7816 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7818 * rtl.c (rtx_name): Constify a char*.
7820 * rtl.h (rtx_name, fix_sched_param): Likewise.
7822 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7823 (mypr): Use accessor macro, not `rtx_name'.
7825 * genemit.c (print_code): Constify a char*.
7827 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7829 * genpeep.c (print_code): Constify a char*.
7831 * genrecog.c (print_code): Likewise.
7833 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7834 end_bb): Add static prototype.
7835 (draw_edge): Constify a char*.
7836 (end_bb): Remove unused parameter.
7838 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7839 print_block_visualization): Constify a char*.
7841 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7843 * c-common.c (c_get_alias_set): Update comment.
7845 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7847 * linux.h (LIB_SPEC): Added.
7849 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7851 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7853 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7855 * tree.c (expr_check): Fix typo in last change.
7857 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7859 * rtl.def (NOTE): Change format to "iuu0n".
7860 (ADDR_DIFF_VEC): Change format to "eEee0".
7861 (ADDRESSOF): Change format to "eit".
7863 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7864 (RTVEC_ELT): Change to match.
7865 (XVECEXP): Use XVEC and RTVEC_ELT.
7866 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7867 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7868 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7869 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7870 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7871 (INTVAL): Use XWINT.
7872 (ADDRESSOF_DECL): Use XTREE.
7873 (SET_ADDRESSOF_DECL): Delete.
7874 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7875 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7876 ifdefed out since 2.6 at least.
7877 (gen_rtvec_vv): Delete prototype.
7879 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7881 (copy_most_rtx): Handle 't' format letter.
7882 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7883 (gen_rtvec_vv): Delete function. All callers changed to use
7884 gen_rtvec_v instead.
7885 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7886 the '0' format letter.
7888 * function.c (gen_mem_addressof): Don't use
7889 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7891 * integrate.c (copy_rtx_and_substitute): Likewise.
7892 Copy 't' slots with XTREE.
7893 (subst_constants): Treat 't' slots like '[swi]' slots.
7894 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7895 * jump.c (rtx_equal_for_thread_p): Likewise.
7896 * rtlanal.c (rtx_equal_p): Likewise.
7897 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7898 only four arguments.
7899 * gengenrtl.c (type_from_format): Provide correct types for
7903 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7904 If a recent gcc is in use (always in stage2 and beyond), use
7905 statement expressions, so we don't make a function call unless
7906 the check fails. Evaluate arguments exactly once.
7907 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7908 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7910 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7911 they evaluate their arguments exactly once, irrespective of
7912 the compiler in use.
7914 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7915 is used by the currently-enabled check macros. This is:
7916 (tree_check_failed, tree_class_check_failed): For gcc.
7917 (tree_check, tree_class_check, cst_or_constructor_check,
7918 expr_check): For other compilers.
7920 * gencheck.c: Do not define any *_CHECK1 macros.
7922 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7923 Mark Mitchell <mark@codesourcery.com>
7925 * c-common.c (c_get_alias_set): Fix support for poitners and
7928 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7930 * alias.c: Include tree.h.
7931 (nonlocal_reference_p, mark_constant_function): New functions.
7932 * flow.c (life_analysis): Call mark_constant_function.
7933 * rtl.h (mark_constant_function): Declare it.
7935 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7937 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7938 unrecognisable switches.
7940 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7942 * loop.c (recombine_givs): Set ix field after sorting.
7943 (recombine_givs): Remove bogus index / giv lockstep looping.
7945 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7947 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7949 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7950 (do_cmp_and_jump): Formatting fixes.
7951 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7952 do_compare_rtx_and_jump instead of compare_from_rtx.
7953 (do_compare_rtx_and_jump): New function; mostly copied from
7955 (do_jump_for_compare): Delete.
7956 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7958 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7959 of compare/do_jump_for_compare pairs.
7960 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7961 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7962 compare_from_rtx/do_jump_for_compare pairs.
7963 (do_jump_by_parts_equality): Likewise.
7964 (do_jump_by_parts_equality_rtx): Likewise.
7965 * expr.h (do_compare_rtx_and_jump): Declare.
7966 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7967 that used to be in emit_cmp_insn.
7968 (cmp_available_p): New function.
7969 (prepare_operand): New function.
7970 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7971 to be in emit_cmp_insn.
7972 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7973 parameters to be pointers; don't emit final compare but modify some of
7974 the values pointed to by the args so the caller can perform the
7976 (expand_binop): Call emit_store_flag_force with signed forms of
7978 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7979 emit_jump_insn pair.
7980 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7981 emit_cmp_and_jump_insn_1. Call emit_queue.
7982 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7984 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7985 jump sets cc0 before deleting it.
7986 * integrate.c (expand_inline_function): Likewise.
7987 * unroll.c (unroll_loop): Similar changes in several places.
7988 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7991 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7993 * Makefile.in (insn-recog.o): Update dependencies.
7994 * genrecog.c (main): Make generated file include "function.h".
7996 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7998 * cse.c (cse_insn): Call never_reached_warning when a jump is
7999 changed to be unconditional.
8000 * flags.h: Declare warn_notreached.
8001 * flow.c (delete_block): Call never_reached_warning when
8003 * jump.c (delete_barrier_successors): Call never_reached_warning
8004 when we delete everything after a BARRIER.
8005 (never_reached_warning): New function.
8006 * rtl.h: Declare never_reached_warning.
8007 * toplev.c (warn_notreached): New variable.
8008 (lang_independent_options): Set warn_notreached
8009 when -Wunreachable-code.
8010 (compile_file): We need line numbers for -Wunreachable-code.
8012 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
8014 * haifa-sched.c (insn_unit): Fix typo on out of range test.
8015 * sched.c (insn_unit): Likewise.
8017 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
8019 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
8021 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8023 * flow.c (create_edge_list): Use xmalloc, not malloc.
8025 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
8027 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
8028 C-style comments. Do not lose the character before double slash.
8030 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8032 * basic-block.h (struct edge_list): Stucture to maintain a vector
8034 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
8035 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
8036 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
8037 New function prototypes.
8038 * flow.c (create_edge_list): Function to create an edge list.
8039 (free_edge_list): Discards memory used by an edge list.
8040 (print_edge_list): Debug output showing an edge list.
8041 (verify_edge_list): Internal consistency check for an edge list.
8042 (find_edge_index): Function to find an edge index for a pred and succ.
8044 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
8046 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
8049 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
8051 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
8053 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8055 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8057 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
8059 * toplev.c (rest_of_compilation): Allow machine dependent
8060 reorganisation pass to place information into the RTL dump
8061 file if it so wishes.
8063 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
8065 * explow.c (hard_function_value): Use VOIDmode instead of
8067 * stmt.c (expand_return): Likewise.
8068 * stor-layout.c (get_best_mode): Likewise.
8070 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
8071 emit call instead of emit_insn call.
8073 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8075 * configure.in: Handle --disable/enable-win32-registry.
8076 * install.texi: Document --disable/enable-win32-registry.
8077 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
8078 (WIN32_REGISTRY_KEY): New macro.
8079 * prefix.c: Use to enable/disable win32-specific code.
8080 (lookup_key): Use versioned key.
8081 * configure: Regenerate.
8082 * config.in: Likewise.
8084 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
8086 * cpplib.c (read_line_number): New fn, split out of...
8089 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
8091 tree.c (lang_unsave_expr_now) : New.
8092 (unsave_expr_now): Call lang_unsave_expr_now.
8093 tree.h (lang_unsave_expr_now) : New.
8095 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
8097 * toplev.c (flag_new_exceptions): On by default.
8099 1999-08-13 Michael Meissner <meissner@cygnus.com>
8101 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
8103 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8105 * dwarfout.c (fundamental_type_code): Return FT_boolean for
8106 INTEGER_TYPE with precision==1, it's __java_boolean.
8108 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8110 * global.c (prune_preferences): Move some invariants out of the
8113 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
8115 * configure.in (alpha*-dec-osf*): Add osf5.
8117 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
8119 * configure.in: Rework handling of ARM GNU/Linux slightly.
8120 (arm*-*-linux-gnuoldld): New target.
8121 * configure: Regenerate.
8122 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
8123 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
8124 * config/arm/linux-oldld.h: New file.
8125 * config/arm/linux-elf26.h: Don't include linux-elf.h.
8126 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
8128 * config/arm/linux-elf.h (ASM_SPEC): Define.
8129 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
8130 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
8131 for 26-bit APCS and old linker.
8132 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
8134 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
8135 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
8136 don't define `arm' or `arm_elf'.
8137 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
8138 MULTILIB_DIRNAMES): Define. Fix typo in comment.
8140 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
8142 * rtl.texi: Fix typo.
8144 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
8146 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
8148 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
8150 * extend.texi (C++ Signatures): Remove node.
8151 * invoke.texi: Remove discussion of -fhandle-signatures,
8152 signature, sigof, __signature__, and __sigof__.
8154 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
8156 * Makefile.in (JAVAGC): Removed.
8158 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
8160 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8162 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
8164 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8166 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
8168 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
8169 a register that is already known to be a pointer.
8171 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
8173 * fixinc/inclhack.tpl: Only install assert.h conditionally.
8174 * fixinc/inclhack.sh: Regenerated.
8175 * fixinc/fixincl.sh: Regenerated.
8177 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
8179 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
8180 Fix documentation of -ansi flag to describe its C++ behavior.
8181 Remove bogus reference to GCC 2.9.
8183 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
8185 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
8186 note if it is non-NULL.
8188 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8190 * except.h (eh_nesting_info): Add new structure defintion.
8191 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
8192 (reachable_handlers, update_rethrow_references): Add function
8194 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
8195 a rethrow symbol instead of an integer exception region number.
8196 * flow.c (Make_edges): Use new exception nesting routines to determine
8197 which handlers are reachable from a CALL or asynchronous insn.
8198 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
8200 (delete_eh_regions): Update rethrow labels, and don't delete
8201 regions which are the target of a rethrow.
8202 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
8203 avoid overloading the SYMBOL_REF_USED flag.
8204 (rethrow_symbol_map): Use new rethrow_ref field.
8205 (rethrow_used): Use new rethrow_ref field.
8206 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
8207 of an integer. Fix formatting.
8208 (output_exception_table_entry): Use new rethrow_ref field.
8209 (can_throw): Check for EH_REGION_NOTE before deciding
8210 whether a CALL can throw or not.
8211 (scan_region): Call rethrow_used() instead of accessing data structure.
8212 (update_rethrow_references): New function to make sure only regions
8213 which are still targets of a rethrow are flagged as such.
8214 (process_nestinfo): New static function to initialize a handler
8215 list for a specific region.
8216 (init_eh_nesting_info): New function to allocate and initialize
8217 the list of all EH handlers reachable from all regions.
8218 (reachable_handlers): New function to retrieve the list of handlers
8219 reachable from a specific region and insn.
8220 (free_eh_nesting_info): New function to dispose of a list of
8223 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8225 * flow.c (split_edge): Set JUMP_LABEL field.
8226 (commit_one_edge_insertion): Set head correctly for insert_before.
8227 When inserting insns, update insn block numbers if allocated.
8229 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8231 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
8232 retry_incomplete_types): Add static prototype.
8233 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
8234 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
8235 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
8236 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
8237 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
8240 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
8241 dwarf2out_start_source_file, dwarf2out_line): Likewise.
8243 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8245 * output.h (assemble_name): Constify a char*.
8247 * varasm.c (UNIQUE_SECTION, assemble_start_function,
8248 assemble_variable, assemble_name): Likewise.
8250 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
8252 * arm/pe.c (arm_pe_unique_section): Likewise.
8254 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
8256 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
8258 * i386/interix.c (i386_pe_unique_section): Likewise.
8260 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
8262 * i386/winnt.c (i386_pe_unique_section): Likewise.
8264 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
8266 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
8268 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
8270 * pa/pa.c (output_call): Likewise.
8272 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
8274 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
8276 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
8279 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
8282 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
8284 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
8285 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
8287 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
8289 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8291 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
8293 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8295 * tree.h (lang_identify): Constify a char*.
8296 (print_error_function): Add extern prototype. Constify a char*.
8298 * c-lang.c (lang_identify): Constify a char*.
8300 * objc/objc-act.c (lang_identify): Constify a char*.
8302 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8304 * genpeep.c (main): Make generated file include "function.h".
8305 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8307 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8309 * Makefile.in: Update dependencies.
8310 * alias.c: Include "function.h"
8311 * c-decl.c: Likewise.
8312 * caller-save.c: Likewise.
8313 * calls.c: Likewise.
8314 * combine.c: Likewise.
8316 * explow.c: Likewise.
8317 * final.c: Likewise.
8318 * global.c: Likewise.
8319 * graph.c: Likewise.
8320 * local-alloc.c: Likewise.
8322 * optabs.c: Likewise.
8323 * profile.c: Likewise.
8324 * recog.c: Likewise.
8325 * regclass.c: Likewise.
8326 * regmove.c: Likewise.
8327 * reload.c: Likewise.
8328 * reorg.c: Likewise.
8329 * resource.c: Likewise.
8330 * sched.c: Likewise.
8331 * stupid.c: Likewise.
8332 * config/1750a/1750a.c: Likewise.
8333 * config/a29k/a29k.c: Likewise.
8334 * config/arc/arc.c: Likewise.
8335 * config/arm/arm.c: Likewise.
8336 * config/arm/thumb.c: Likewise.
8337 * config/c4x/c4x.c: Likewise.
8338 * config/clipper/clipper.c: Likewise.
8339 * config/convex/convex.c: Likewise.
8340 * config/fx80/fx80.c: Likewise.
8341 * config/i860/i860.c: Likewise.
8342 * config/m68k/m68k.c: Likewise.
8343 * config/m88k/m88k.c: Likewise.
8344 * config/mips/mips.c: Likewise.
8345 * config/pdp11/pdp11.c: Likewise.
8346 * config/pyr/pyr.c: Likewise.
8347 * config/romp/romp.c: Likewise.
8348 * config/sh/sh.c: Likewise.
8349 * config/tahoe/tahoe.c: Likewise.
8350 * config/vax/vax.c: Likewise.
8351 * config/we32k/we32k.c: Likewise.
8352 * config/sparc/sparc.c: Include "function.h".
8353 (mem_min_alignment): Test current_function rather than
8354 regno_pointer_align.
8355 * config/pa/pa.c: Likewise.
8356 (compute_frame_size): Delete declaration of
8357 current_function_outgoing_args_size.
8358 * config/arc/arc.h (current_function_varargs): Delete declaration.
8359 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8361 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8363 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8364 current_function_uses_pic_offset_table.
8365 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8366 of current_function_returns_pointer.
8367 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8368 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8369 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8370 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8371 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8372 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8373 * config/m88k/m88k.c: Include "function.h"
8374 (call_used_regs, current_function_pretend_args_size,
8375 current_function_outgoing_args_size, frame_pointer_needed): Delete
8377 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8379 * config/mips/mips.h (current_function_calls_alloca): Delete
8381 * config/mn10200/mn10200.h (current_function_needs_context,
8382 rtx_equal_function_value_matters): Delete declarations.
8383 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8384 flag_pic): Delete declarations.
8385 * config/pa/pa.h (current_function_pretend_args_size,
8386 current_function_decl): Delete declarations.
8387 * config/pa/som.h (current_function_varargs): Delete declaration.
8388 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8390 * config/pyr/pyr.h (current_function_pretend_args_size,
8391 current_function_args_size, current_function_calls_alloca): Delete
8393 * config/sh/sh.h (current_function_varargs): Delete declaration.
8394 * config/sparc/sparc.h (current_function_outgoing_args_size,
8395 current_function_calls_alloca, current_function_decl): Delete
8397 * config/spur/spur.h (current_function_pretend_args_size,
8398 current_function_calls_alloca): Delete declarations.
8399 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8401 * config/vax/vms.h (current_function_name): Delete declaration.
8402 * gcse.c: Include "function.h".
8403 (current_function_name, current_function_calls_setjmp): Delete
8405 * haifa-sched.c: Include "function.h".
8406 (forced_labels): Delete declaration.
8408 * reg-stack.c: Likewise.
8409 * reload1.c: Likewise.
8410 * genemit.c (main): Make generated file include function.h.
8411 * genoutput.c (output_prologue): Likewise.
8413 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8414 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8415 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8416 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8417 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8418 macros for some of them.
8419 (emit_filename, emit_lineno): Delete declarations.
8420 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8421 regno_pointer_* variables through current_function.
8422 (gen_inline_header_rtx): Delete function.
8423 (save_emit_status): Delete function.
8424 (set_new_last_label_num): New function.
8425 (clear_emit_caches): New function.
8426 (restore_emit_status): Just clear last_labelnum and call
8428 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8429 through macro seq_stack.
8430 (add_insn_after): Likewise.
8431 (add_insn_before): Likewise.
8432 (remove_insn): Likewise.
8433 (pop_topmost_sequence): Likewise.
8434 (in_sequence_p): Likewise.
8435 (start_sequence_for_rtl_expr): Likewise.
8436 (start_sequence): Likewise, and likewise for
8437 sequence_rtl_expr/seq_rtl_expr.
8438 (push_topmost_sequence): Likewise.
8439 (end_sequence): Likewise.
8440 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8441 All callers changed. Store into that pointer instead of globals.
8442 (init_emit): Allocate emit elt of current_function.
8443 Changes for sequence_rtl_expr/sequence_stack renaming.
8444 Call clear_emit_caches instead of doing it in-line.
8445 Access regno_pointer_* variables through current_function.
8446 (init_emit_once) Don't clear sequence_stack.
8448 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8450 (arg_pointer_save_area): Delete declaration.
8451 (finish_expr_for_function): Renamed from init_queue; no longer static.
8452 (init_expr): Don't call init_queue.
8453 (save_expr_status, restore_expr_status): Delete functions.
8454 (expand_expr): Changes to reflect new layout of struct function.
8455 Don't access current_function_check_memory_usage when current_function
8457 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8458 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8459 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8460 current_function_uses_const_pool, function_call_count,
8461 current_function_uses_pic_offset_table, nonlocal_labels,
8462 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8463 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8464 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8466 (finish_expr_for_function): Declare.
8467 * flags.h (current_function_has_nonlocal_label,
8468 current_function_has_nonlocal_goto, current_function_is_thunk,
8469 current_function_has_computed_jump): Delete declarations.
8470 * flow.c (forced_labels): Delete declaration.
8471 * function.c (current_function_pops_args,
8472 current_function_returns_struct, current_function_returns_pcc_struct,
8473 current_function_needs_context, current_function_calls_setjmp,
8474 current_function_calls_longjmp, current_function_has_nonlocal_label,
8475 current_function_has_nonlocal_goto, current_function_is_thunk,
8476 current_function_has_computed_jump, current_function_calls_alloca,
8477 current_function_contains_functions, current_function_returns_pointer,
8478 current_function_epilogue_delay_list, current_function_args_size,
8479 current_function_pretend_args_size, current_function_arg_offset_rtx,
8480 current_function_outgoing_args_size, current_function_varargs,
8481 current_function_stdarg, current_function_args_info, cleanup_label,
8482 current_function_name, current_function_uses_const_pool,
8483 current_function_instrument_entry_exit, current_function_return_rtx,
8484 current_function_uses_pic_offset_table, nonlocal_labels,
8485 current_function_internal_arg_pointer, current_function_cannot_inline,
8486 current_function_check_memory_usage, function_call_count,
8487 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8488 nonlocal_goto_stack_level, return_label, save_expr_regs,
8489 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8490 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8491 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8492 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8493 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8495 (push_function_context_to): Don't save them. Don't call
8496 save_storage_status, save_emit_status or save_expr_status.
8497 (pop_function_context_from): Don't restore them. Don't call
8498 restore_storage_status or restore_expr_status.
8499 (get_func_frame_size): New function.
8500 (get_frame_size): Use it.
8501 (assign_outer_stack_local): Reflect some member name changes in struct
8503 (put_reg_into_stack): Likewise.
8504 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8506 (fixup_var_refs): Likewise.
8507 (fix_lexical_addr): Likewise.
8508 (trampoline_address): Likewise.
8509 (prepare_function_start): Clear field inlinable of current_function.
8510 (init_function_for_compilation): New function.
8511 (expand_dummy_function_end): New function.
8512 (expand_function_end): Call finish_expr_for_function.
8513 * function.h (struct emit_status): New; fields moved here from struct
8514 function and from global variables. Add accessor macros for some of
8516 (struct expr_status): Likewise.
8517 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8518 (struct function): Add fields expr and emit, inlinable, inl_emit,
8519 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8520 inl_max_label_num. Add many comments.
8521 Add accessor macros for all elts of struct function that no longer
8522 have a global variable.
8523 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8524 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8525 stack_slot_list): Delete declarations.
8526 (get_func_frame_size): Declare.
8527 (save_expr_status, restore_expr_status, save_emit_status,
8528 save_storage_status, restore_storage_status): Delete declarations.
8529 (init_virtual_regs): Declare.
8530 * output.h (current_function_pops_args,
8531 current_function_returns_struct, current_function_returns_pcc_struct,
8532 current_function_needs_context, current_function_calls_setjmp,
8533 current_function_calls_longjmp, current_function_calls_alloca,
8534 current_function_has_nonlocal_label, current_function_varargs,
8535 current_function_has_computed_jump, current_function_returns_pointer,
8536 current_function_contains_functions, current_function_args_size,
8537 current_function_pretend_args_size, current_function_stdarg,
8538 current_function_outgoing_args_size, current_function_args_info,
8539 current_function_name, current_function_return_rtx,
8540 current_function_epilogue_delay_list,
8541 current_function_uses_const_pool, current_function_cannot_inline):
8542 Delete declarations.
8543 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8544 regno_reg_rtx): Delete declaration.
8545 (REGNO_POINTER_FLAG): Delete macro.
8546 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8547 function were renamed.
8548 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8550 * toplev.c: Include "function.h".
8551 (current_function_decl): Delete declaration.
8552 (compile_file): Call init_dummy_function_start and
8553 expand_dummy_function_end around some initializations that need to
8555 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8556 Call init_function_for_compilation.
8557 * unroll.c: Include "function.h"
8558 (unroll_loop): Access regno_pointer_* variables through
8561 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8562 (DECL_SAVED_INSNS): use it.
8563 (expand_dummy_function_end): Declare.
8564 (init_function_for_compilation): Declare.
8565 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8566 that it's no longer an INLINE_HEADER.
8567 (expand_call): Likewise.
8568 * integrate.c (finish_inline): Delete function.
8569 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8570 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8571 args. Don't generate an INLINE_HEADER rtx, just return the arg
8572 vector. All callers changed.
8573 (save_for_inline_copying): Create a duplicate struct emit_status to
8574 hold the emit state for compiling the current function. Use this and
8575 the other new fields in struct function that are for integration
8576 instead of an INLINE_HEADER.
8577 Use memcpy instead of bcopy.
8578 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8579 (save_for_inline_nocopy): Similar changes, except no new emit_status
8581 (expand_inline_function): Get information from function structure,
8582 not from an inline header rtx.
8583 (output_inline_function): Lose code to extract the necessary
8584 information from an inline header; simply put back the function
8585 structure into current_function. Clear its inlinable elt.
8586 * rtl.def (INLINE_HEADER): Delete.
8587 * rtl.h: Delete all accessors for an INLINE_HEADER.
8588 (gen_inline_header_rtx): Delete declaration.
8589 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8590 Delete declarations.
8591 (REGNO_POINTER_ALIGN): Delete.
8592 (clear_emit_caches): Declare.
8593 (set_new_last_label_num): Declare.
8595 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8597 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8599 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8600 * stmt.c (is_eh_region): Make sure current_function is present, too.
8602 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8604 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8605 for 64bit PA targets.
8607 * pa.h (SELECT_SECTION): Define.
8608 * som.h (SELECT_SECTION): Delete.
8610 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8612 * alias.c (init_alias_analysis): Wrap call to
8613 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8615 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8617 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8618 <sys/asm.h> contains an asm comment with an apostrophe
8619 * fixinc/inclhack.sh: regen
8620 * fixinc/fixincl.x: regen
8622 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8624 * function.c (init_function_start): Clear prologue & epilogue.
8625 (prologue_epilogue_contains): New function.
8626 * alias.c (init_alias_analysis): Use it.
8627 * rtl.h (prologue_epilogue_contains): Declare it.
8629 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8631 * jump.c (onlyjump_p): New function.
8632 * rtl.h: Declare it.
8633 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8634 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8636 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8638 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8639 to invert loops. Simplify block scanning.
8641 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8643 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8644 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8646 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8648 * config/sparc/liteelf.h: New file to support sparclite-elf target
8649 * config/sparc/t-sp86x: New file to support sparc86x targets
8650 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8651 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8652 * configure.in: Support above target triplets
8653 * configure: Regenerated
8655 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8657 * fixinc/server.c (server_setup): Do not prefix function used as
8660 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8662 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8663 Remove fp reg alternatives.
8665 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8667 * Makefile.in (TAROUTOPTS): Kill.
8668 (install-headers-tar): Use "xpf" for tar headerfile extraction
8669 * i370/x-oe (TAROUTOPTS): Delete.
8670 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8671 * m68k/x-hp320 (TAROUTOPTS): Delete.
8672 * m68k/x-hp320g (TAROUTOPTS): Delete.
8673 * gcc.texi: Update bug reporting text.
8675 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8677 * reg-stack.c (change_stack) Fixed problem with negative array index.
8679 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8681 * extend.texi, install.texi: Fix spelling mistakes.
8683 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8684 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8685 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8687 * mips/t-ecoff: Likewise.
8688 * mips/t-elf: Likewise.
8689 * mips/t-mips: Likewise.
8690 * mips/t-osfrose: Likewise.
8691 * mips/t-r3900: Likewise.
8692 * mips/t-svr3: Likewise.
8693 * mips/t-svr4: Likewise.
8694 * mips/t-ultrix: Likewise.
8696 * gcc.texi: Document recommend means to provide software floating
8697 point libraries in libgcc.a
8699 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8701 * c-lex.c (yylex): We can have a number with no digits.
8703 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8705 * jump.c (delete_prior_computation): New function, broken
8706 out of delete_computation. Check for side effects with
8707 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8708 multi-word hard registers.
8709 (delete_computation): Use it. Check for side effects with
8710 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8711 missing REG_DEAD note for a register which is both set and
8714 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8716 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8717 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8718 (ASM_FILE_START): Import _mcount with the right type.
8719 (ASM_DECLARE_FUNCTION_NAME): Define.
8720 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8721 * pa.c (output_function_prologue): Always emit the function's label
8723 * pa.h (TEXT_SPACE_P): Define.
8724 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8725 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8726 * som.h (TEXT_SPACE_P): Delete.
8727 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8728 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8730 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8732 * expr.c (emit_group_load): Allow src to be a CONCAT.
8734 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8736 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8737 (___mulsi3): Use '!' comment character.
8739 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8741 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8743 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8745 * gcc.c: Update URLs and mail addresses.
8746 * gcc.texi: Likewise.
8748 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8750 * rs6000.c (current_file_function_operand): Return zero for
8752 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8754 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8757 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8759 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8760 allocate space in the stack frame for the PIC register.
8762 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8764 * m68k.md (xordi3, anddi3): These patterns are not available on
8767 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8769 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8770 (PUT_REAL): Likewise.
8772 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8774 * final.c (shorten_branches): Don't add an alignment for loops
8775 that have no label inside.
8777 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8779 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8780 prototypes in macro HAVE_cmpstrsi.
8782 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8784 * emit-rtl.c (operand_subword): Remove unused variable
8787 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8789 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8791 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8793 * cpphash.c (macroexpand): Delete leading whitespace when arg
8794 is concatenated before.
8795 (unsafe_chars): Correct test for whether + and - can extend a
8798 * cppinit.c (cpp_start_read): Do dependencies for
8799 -include/-imacros files also.
8801 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8802 tokenizing non-directive lines.
8803 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8804 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8807 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8809 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8811 * c-lex.c: Sync with C++ frontend.
8812 (linemode): New variable.
8813 (parse_float): imag, conversion_errno, and type are output only.
8814 (yylex): Adjust. Move initial '.' case into main switch.
8816 (handle_generic_pragma): Just deal with tokens.
8817 (readescape): Use ISXDIGIT and ISGRAPH.
8818 * c-parse.in: Add END_OF_LINE token.
8820 * c-lex.c (lang_init): Generalize.
8821 (nextchar): Remove. Replace uses with UNGETC.
8822 (skip_white_space): Handle linemode here. Optimize for cpplib.
8823 (skip_white_space_on_line): Remove.
8824 (extend_token_buffer_to): New fn.
8825 (extend_token_buffer): Use it.
8826 (read_line_number, check_newline): Just deal with tokens.
8827 (token_getch, token_put_back): New fns.
8828 (yylex): Use them. More cpplib optimizations. Simplify.
8830 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8831 Jason Merrill <jason@yorick.cygnus.com>
8833 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8834 (consume_string): Make this smart about USE_CPPLIB.
8835 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8836 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8837 Also, clean up cases where we redundantly set token_buffer[0].
8838 (read_line_number): New fn.
8839 (ignore_escape_flag): New variable.
8841 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8843 * a29k/t-a29kbare: Fix some comments.
8844 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8845 (FPBIT, DPBIT): Define.
8846 * a29k/t-vx29k: Likewise.
8847 * arc/t-arc: Likewise.
8848 * arm/t-arm-elf: Likewise.
8849 * arm/t-bare: Likewise.
8850 * arm/t-pe: Likewise.
8851 * arm/t-pe-thumb: Likewise.
8852 * arm/t-semi: Likewise.
8853 * arm/t-thumb: Likewise.
8854 * arm/t-thumb-elf: Likewise.
8855 * arm/t-thumb-linux: Likewise.
8856 * h8300/t-h8300: Likewise.
8857 * i960/t-i960: Likewise.
8858 * i960/t-vxworks960: Likewise.
8859 * m32r/t-m32r: Likewise.
8860 * mips/t-ecoff: Likewise.
8861 * mips/t-elf: Likewise.
8862 * mips/t-r3900: Likewise.
8863 * pa/t-pro: Likewise.
8864 * rs6000/t-aix43: Likewise.
8865 * rs6000/t-beos: Likewise.
8866 * rs6000/t-newas: Likewise.
8867 * rs6000/t-ppccomm: Likewise.
8868 * rs6000/t-rs6000: Likewise.
8869 * rs6000/t-winnt: Likewise.
8870 * rs6000/t-xnewas: Likewise.
8871 * rs6000/t-xrs6000: Likewise.
8872 * sh/t-sh: Likewise.
8873 * sparc/t-elf: Likewise.
8874 * sparc/t-sparcbare: Likewise.
8875 * sparc/t-sparclite: Likewise.
8876 * sparc/t-splet: Likewise.
8877 * v850/t-v850: Likewise.
8878 * mn10200/t-mn10200: Fix comments.
8879 * mn10300/t-mn10300: Likewise.
8881 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8882 dummy operand. Allocate a new pseudo for the dummy operand.
8883 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8885 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8887 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8889 * configure: Rebuilt.
8890 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8892 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8894 * recog.c (preproces_constraints): Zero recog_op_alt before
8895 processing the constraints.
8897 * arm.c (typedef minipool_node): Renamed from pool_node.
8898 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8899 (add_minipool_constant): New function.
8900 (dump_minipool): New function.
8901 (find_barrier): Remove special case for getting the insn size of
8902 an insn that references the constant pool.
8903 (minipool_fixup): New structure.
8904 (push_minipool_barrier): New function.
8905 (push_minipool_fix): New function.
8906 (note_invalid_constants): New function.
8907 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8908 (arm_reorg): Rewrite code to fix up the constant pool into a
8909 series of mini-pools embedded in the insn stream.
8910 (arm_output_epilogue): New function, made mainly from the body
8911 of output_func_epilogue.
8912 (output_func_epilogue): Move insn generation part of epilogue code
8913 to arm_output_epilogue.
8914 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8915 * arm.md (pool_range): New attribute.
8916 (zero_extendqidi2): Add attribute pool_range.
8917 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8918 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8919 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8920 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8921 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8922 (epilogue): New expand.
8923 (epilogue_insn): New insn. Call arm_output_epilogue.
8925 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8926 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8928 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8930 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8932 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8934 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8936 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8938 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8940 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8942 * global.c: Fix comment.
8944 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8946 * gcc.c (access_check): New static function.
8947 (find_a_file): Use it when searching a directory list.
8948 * collect2.c (find_a_file): Don't accept directories found when
8949 searching a directory list.
8951 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8953 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8954 function parameters with `&'.
8955 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8957 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8959 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8960 or tidy_fallthru_edge if the last insn in the block is not
8961 an unconditional jump or a simple conditional jump.
8963 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8965 * Makefile.in (c-decl.o): Depends on defaults.h.
8967 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8969 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8971 (CLASS_MAX_NREGS): Likewise.
8973 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8975 * cse.c (cse_insn): Fix dumb thinko in last change.
8977 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8979 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8982 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8984 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8985 test for sizes of passed and declared parameter types.
8987 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8989 * fixincludes: Fix the return type of bsearch, char* -> void*.
8991 * fixinc/inclhack.def: Likewise.
8993 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8995 * invoke.texi (-fdump-translation-unit): New option.
8997 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8999 * expr.h (PROMOTE_PROTOTYPES): Move ...
9000 * defaults.h: ... to here.
9001 * c-decl.c: Include defaults.h instead of expr.h.
9002 * c-typeck.c: Include defaults.h.
9004 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
9006 * toplev.h (errorcount): Declare.
9007 (warningcount): Likewise.
9008 (sorrycount): Likewise.
9009 * c-lex.c (errorcount): Don't declare.
9010 * dwarf2out.c (errorcount): Don't declare.
9012 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
9014 * config/libgloss.h: Add a note discouraging use with ELF.
9015 * configure.in: Don't use libgloss.h for ELF targets.
9016 Always use_collect2 on a.out targets.
9018 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
9020 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
9021 (force_to_mode, case ASHIFTRT): Add shiftrt label.
9023 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9025 * loop.c (strength_reduce): When doing biv->giv conversion, update
9026 reg note of NEXT->insn.
9028 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9030 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
9032 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9034 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
9035 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
9036 Ensure expr.h is included.
9037 * c-typecheck.c (convert_arguments): Ditto.
9039 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
9041 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
9042 * config/convex/convex.h: Ditto.
9043 * config/dsp16xx/dsp16xx.h: Ditto.
9044 * config/fx80/fx80.h: Ditto.
9045 * config/gmicro/gmicro.h: Ditto.
9046 * config/i370/i370.h: Ditto.
9047 * config/i386/i386.h: Ditto.
9048 * config/m32r/m32r.h: Ditto.
9049 * config/m68k/m68k.h: Ditto.
9050 * config/m88k/m88k.h: Ditto.
9051 * config/mips/mips.h: Ditto.
9052 * config/pa/pa.h: Ditto.
9053 * config/pyr/pyr.h: Ditto.
9054 * config/tahoe/tahoe.h: Ditto.
9055 * config/we32k/we32k.h: Ditto.
9057 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
9060 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
9062 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
9065 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
9067 1999-08-02 Richard Henderson <rth@cygnus.com>
9069 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
9070 for the register spill block.
9072 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
9073 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
9075 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
9076 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
9077 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
9079 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9081 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
9082 MAX_WCHAR_TYPE defined in sparc.h.
9083 * config/sparc/linuxaout.h: Likewise.
9084 * config/sparc/linux64.h: Likewise.
9085 Also default to -mvis if CPU is UltraSPARC.
9087 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9089 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
9090 (RTX_OK_FOR_OLO10): Likewise.
9091 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
9092 %lo(), allow it in addresses...
9093 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
9094 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
9095 does not make sense.
9096 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
9097 (sparc_output_scratch_registers): New function.
9098 (output_function_prologue, sparc_flat_output_function_prologue): Use
9100 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
9102 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
9103 * configure.in: Add check for .register pseudo-op support in as and
9104 check for offsetable %lo().
9105 * acconfig.h: Add templates for the above checks.
9106 * configure: Regenerate.
9108 1999-08-02 Richard Henderson <rth@cygnus.com>
9110 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
9111 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
9112 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
9114 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9116 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9119 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9121 * config/float-sparc.h: New file.
9122 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
9123 sparc-*-linux-gnu and sparc64-*-linux*.
9125 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9127 * rs6000.c (rs6000_va_list): Type is an array.
9128 (rs6000_va_start): Don't doubly adjust for varargs.
9129 (rs6000_va_arg): Evaluate long long GPR adjustment.
9131 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
9133 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
9134 -maix64 and -maix32.
9135 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
9136 LINK_SPEC): Change appropriately.
9137 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
9138 (u_short_cint_operand): Likewise.
9139 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
9141 * rs6000/t-aix43 (MULTILIB): Change to -m64.
9143 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
9145 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
9147 * rs6000/rs6000.c (num_insns_constant_wide): Correct
9149 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
9150 (non_add_cint_operand): Likewise.
9151 (logical_operand): Likewise.
9152 (non_logical_cint_operand): Likewise.
9153 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
9154 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
9155 (rs6000_select_rtx_section): Suppress warning.
9156 (small_data_operand): Suppress warning.
9157 (rs6000_got_register): Suppress warning.
9158 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
9159 type, so `J' is generally the wrong constraint for a SImode value;
9161 (andsi3_internal2): Likewise.
9162 (andsi3_internal3): Likewise.
9163 (iorsi3_internal1): Likewise.
9164 (xorsi3_internal1): Likewise.
9166 (movsf_softfloat): Likewise.
9167 (scc insns): Likewise.
9168 (movsi+2): Preserve sign bits of SImode constant.
9169 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
9170 (movdf+1): Sign-extend properly.
9171 (movdi_32+1): Sign-extend properly.
9172 (scc insns): Sign-extend properly.
9174 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
9177 1999-08-02 Richard Henderson <rth@cygnus.com>
9179 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
9181 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
9182 * alpha.md (all fp insns): Likewise.
9184 1999-08-02 Nick Clifton <nickc@cygnus.com>
9186 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
9189 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
9191 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
9192 pic_load_label generator directly.
9193 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
9194 No longer a named pattern.
9196 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
9198 * explow.c (force_reg): Call force_operand if X does not
9199 satisfy general_operand.
9201 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
9203 * fix-header.c (main): When testing for CONTINUED, use string
9204 equality, not pointer equality.
9206 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
9208 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
9210 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
9212 * cse.c (cse_insn): Fix loop which deletes insns after a jump
9213 that has become an unconditional jump.
9215 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
9216 (output_function_epilogue): Similarly.
9218 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9220 * tree.h (init_dummy_function_start): Declare.
9222 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9224 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
9225 last_expr_type, last_expr_value, block_start_count, block_stack,
9226 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
9227 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
9228 dynamically in stmt elt of struct function for each function.
9229 (struct nesting): Rename function_call_count elt to n_function_calls,
9230 target_temp_slot_level to block_target_temp_slot_level. All users
9232 (struct stmt_status): New structure definition.
9233 Add many accessor macros for stmt_status elements which previously
9234 were global variables.
9235 (init_stmt_for_function): Allocate stmt elt for current_function.
9236 Reflect that block_start_count was renamed to
9237 current_block_start_count.
9238 (save_stmt_status, restore_stmt_status): Delete functions.
9239 (preserve_subexpressions_p): Don't access loop_stack when outside
9241 (expand_start_bindings): Reflect that block_start_count was renamed to
9242 current_block_start_count.
9243 (expand_fixup): Likewise.
9244 (expand_decl): Don't access block_stack when outside a function.
9245 (expand_decl_cleanup): Likewise.
9246 (expand_dcc_cleanup): Likewise.
9247 (expand_dhc_cleanup): Likewise.
9248 (expand_anon_union_decl): Likewise.
9249 (set_file_and_line_for_stmt): New function.
9250 (in_control_zone_p): New function.
9252 * function.h (struct function): Add new elt stmt.
9253 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
9254 case_stack, nesting_stack, nesting_depth, block_start_count,
9255 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
9256 emit_lineno, goto_fixup_chain.
9257 (save_eh_status, restore_eh_status, save_stmt_status,
9258 restore_stmt_status): Delete declarations.
9259 * function.c (push_function_context_to): Don't call save_stmt_status.
9260 (pop_function_context_to): Don't call restore_stmt_status.
9261 * tree.h (in_control_zone_p): Declare.
9262 * rtl.h (set_file_and_line_for_stmt): Declare.
9264 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
9265 call set_file_and_line_for_stmt.
9267 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
9269 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
9270 Also update copyright.
9272 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9274 * c-pragma.c: Don't include "except.h".
9275 * emit-rtl.c: Likewise.
9276 * stor-layout.c: Likewise.
9278 * varasm.c: Likewise.
9280 * flow.c: Include "function.h".
9281 * tree.h (init_dummy_function_start): Declare new function.
9283 * except.h (struct eh_status): New structure.
9284 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
9286 (eh_return_stub_label, ehstack, catchstack, ehqueue,
9287 catch_clauses, false_label_stack, caught_return_label_stack,
9288 protect_list, current_function_ehc): Add accessor macros for the
9289 corresponding fields in current_function->eh; delete declarations
9290 for all items that used to be declared here.
9291 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
9292 catch_clauses, false_label_stack, caught_return_label_stack,
9293 protect_list, current_function_ehc): Delete variables.
9294 (init_eh_for_function): Allocate current_function->eh.
9295 (save_eh_status, restore_eh_status): Delete functions.
9297 * function.h (struct function): Add fields next_global and eh.
9298 Delete all exception handling related fields.
9299 * function.c (current_function): New variable.
9300 (all_functions): New variable.
9301 (push_function_context_to): Don't allocate a struct function,
9302 use current_function instead. Call init_dummy_function_start when
9303 outside a function. Clear current_function before returning.
9304 (pop_function_context_from): Restore current_function.
9305 Don't free the restored struct function.
9306 (prepare_function_start): New function.
9307 (init_dummy_function_start): New function.
9308 (init_function_start): Break out some code into prepare_function_start
9311 * stmt.c (save_stmt_status): Don't call save_eh_status.
9312 (restore_stmt_status): Don't call restore_eh_status.
9314 * Makefile.in: Update dependencies.
9316 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9318 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9319 of depending on a magic constant value. Update comments.
9320 (hppa_expand_prologue): Similarly.
9322 * pa.md (reload_indi, reload_outdi): Allow any register for the
9323 original reload register.
9325 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9327 * cccp.c (print_help): Change marcos to macros.
9329 1999-07-30 Richard Henderson <rth@cygnus.com>
9331 * c-typeck.c (initializer_constant_valid_p): Move ...
9332 * c-common.c (initializer_constant_valid_p): ... here. Use
9333 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9335 * c-common.h (initializer_constant_valid_p): Declare.
9336 * c-tree.h (initializer_constant_valid_p): Remove.
9338 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9340 * config/i386/sol2-c1.asm: Align the stack.
9341 * config/i386/sol2-gc1.asm: Likewise.
9343 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9345 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9346 -Asparclite for sparc86x.
9347 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9349 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9351 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9353 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9354 the user if using the non-default arch size in BI_ARCH configuration.
9355 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9357 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9358 Fix patterns so that they actually match.
9359 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9360 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9361 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9363 (mulsidi3): Reflect this in the expand.
9364 (smulsi3_highpart): Only on TARGET_ARCH32.
9365 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9366 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9367 (umulsidi3): Reflect this in the expand.
9368 (umulsi3_highpart): Only on TARGET_ARCH32.
9369 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9370 don't require g0 to be zero.
9371 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9372 ({,u}divsi3): New expands.
9373 ({,u}divsi3_sp64): New patterns.
9374 (after lshrdi3_v8plus): Four new patterns to help combiner
9375 optimizing nested mixed mode shifts.
9377 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9378 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9379 speed things up. Don't use them by default on plain v9 in 64bit
9380 mode, according to what SPAMv9 sais.
9382 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9383 top 32 bits of %[og][0-7] in signal handlers.
9384 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9386 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9388 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9389 (ashlsi3): Corresponding changes.
9391 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9393 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9395 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9397 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9399 * arm.h (Hint): Delete macro.
9400 Substitute HOST_WIDE_INT for Hint in some prototypes.
9401 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9403 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9405 * builtins.c (expand_builtin_setjmp): Use force_operand to
9406 make sure that the buffer address is in a suitable form to be
9407 passed to force_reg.
9409 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9411 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9414 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9416 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9417 proper mode in the condition string.
9418 (icacheflush, dcacheflush): Remove modes from match_operands.
9420 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9421 proper mode before using it.
9423 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9426 * pa.c (store_reg): Do not call add_high_const generator directly.
9427 (load_reg, set_reg_plus_d): Likewise.
9428 * pa.md (add_high_const): No longer a named pattern.
9430 * pa.c (legitimize_address): Consistently use Pmode rather than
9431 SImode. Do not call gen_pic2_highpart directly anymore.
9432 * pa.md (pic2_highpart): No longer a named pattern.
9433 (pic2_lo_sum): Similarly. Reformat to make more readable.
9435 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9440 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9442 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9444 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9446 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9447 and tag the spill mems.
9448 (hppa_va_start): New.
9450 * pa.h (EXPAND_BUILTIN_VA_START): New.
9451 (EXPAND_BUILTIN_VA_ARG): New.
9453 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9455 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9456 and tag the spill mems.
9457 (mn10300_va_start): New.
9458 (mn10300_va_arg): New.
9459 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9460 (EXPAND_BUILTIN_VA_ARG): New.
9462 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9464 * mn10200.c (mn10200_va_arg): New.
9465 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9467 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9469 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9470 rather than play with TREE_INT_CST_LOW.
9472 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9474 * config/arm/telf.h: Include dbxelf.h.
9475 (CPP_PREDEFINES): Only define if not already defined.
9476 (ASM_IDENTIFY_GCC): Likewise.
9477 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9478 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9479 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9481 (DBX_DEBUGGING_INFO): Don't define.
9482 * config/arm/linux-telf.h: New file.
9483 * config/arm/linux-tgas.h: New file.
9484 * config/arm/t-thumb-linux: New file.
9485 * config/arm/uclinux-elf.h: New file.
9486 * config/arm/uclinux-telf.h: New file.
9487 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9488 thumb-*-uclinux): New targets.
9489 * configure: Regenerate.
9491 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9493 * pa.md (post_store, pre_load): New expanders.
9494 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9495 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9496 need to directly generate RTL for them.
9497 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9500 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9502 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9503 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9504 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9505 (secndary_reload_class): Make TARGET_ELF conditional compile.
9506 (print_operand_address): Similar.
9507 (output_toc): Print all values as hex.
9508 (get_issue_rate): Rearrange and add RS64A and PPC630.
9509 * rs6000.h (processor_type): Add RS64A and PPC630.
9510 (PROCESSOR_POWERPC64): New.
9511 (PROMOTE_MODE): Use word_mode.
9512 (RTX_COSTS): Add RS64A and PPC630.
9513 * rs6000.md (scheduling information): Add lmul and ldiv
9514 representing 64-bit integer multiply and divide. Add rs64a and
9516 (ashldi3): Add support for "rldic" instruction.
9517 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9519 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9521 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9522 instead of V8 for sparclite86x in cpu_table.
9524 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9526 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9527 output_file_directive.
9529 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9531 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9532 tree for op1, not the rtl.
9534 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9536 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9537 to m88k_va_start, leaving only the register spill.
9538 (m88k_build_va_list): New.
9539 (m88k_va_start): New.
9541 * m88k.h (BUILD_VA_LIST_TYPE): New.
9542 (EXPAND_BUILTIN_VA_START): New.
9543 (EXPAND_BUILTIN_VA_ARG): New.
9545 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9547 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9548 Rename from expand_builtin_saveregs.
9549 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9551 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9553 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9554 for the register spill block.
9555 (i960_build_va_list): New.
9556 (i960_va_start): New.
9558 * i960.h (BUILD_VA_LIST_TYPE): New.
9559 (EXPAND_BUILTIN_VA_START): New.
9560 (EXPAND_BUILTIN_VA_ARG): New.
9561 * i960.md (store_multiple): Use change_address on individul mems.
9563 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9565 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9567 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9568 (expand_builtin_va_end): Evaluate arg for side effects.
9569 * c-common.c (c_common_nodes_and_builtins): Construct a
9570 va_list_arg_type_node to handle array decomposition to pointer.
9572 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9574 * except.c (start_dynamic_cleanup): Use force_operand on the
9577 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9579 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9580 * c4x.c (c4x_va_arg): New.
9582 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9584 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9587 1999-07-26 Nathan Sidwell <nathan@acm.org>
9589 * eh-common.h (__eh_matcher): Prototype correctly.
9591 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9593 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9594 (TARGET_SINGLE_PIC_BASE): Likewise.
9595 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9597 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9598 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9599 (TARGET_OPTIONS): Add -mpic-register=N.
9600 (OUTPUT_INT_ADDR_CONST): New macro.
9601 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9602 LEGITIMATE_PIC_OPERAND_P): Likewise.
9603 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9604 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9605 output_addr_const directly.
9606 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9608 (thumb_pic_register, thumb_pic_register_string): Declare.
9610 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9612 (label_mentioned_p): New function: Imported from arm.c.
9613 (legitimize_pic_address): New function: Imported from arm.c.
9614 (is_pic):New function: Imported from arm.c.
9615 (thumb_finalize_pic):New function: Imported from arm.c.
9616 (add_constant): Cope with PIC constants.
9617 (fixit): Cope with PIC constants.
9618 (output_return): Do not treat the PIC register as live if
9619 TARGET_SINGLE_PIC_BASE is true.
9620 (thumb_function_prologue): Do not treat the PIC register as live if
9621 TARGET_SINGLE_PIC_BASE is true.
9622 (thumb_expand_prologue): Do not treat the PIC register as live if
9623 TARGET_SINGLE_PIC_BASE is true.
9624 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9625 TARGET_SINGLE_PIC_BASE is true.
9626 (thumb_print_operand): Accept '|'.
9627 (thumb_override_options): Process PIC options.
9629 * config/arm/thumb.md (movsi): Support PIC.
9630 (call_insn): Change "i" constraint to "X".
9631 (call_value_insn): Likewise.
9632 (consttable_4, consttable_8, consttable_end): Set and clear
9633 "making_const_table" as appropriate.
9634 (pic_load_addr, pic_add_dot_plus_four): New insns.
9636 * invoke.texi (Thumb Options): Fix spelling. Document new
9637 options -msingle-pic-base and -mpic-register=.
9639 1999-07-26 Andrew Haley <aph@cygnus.com>
9641 * config/m32r/initfini.c (__init): Use a full word immediate for
9642 __fini: this allows it to be placed in any memory region.
9644 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9645 -mmodel=medium. This is OK for all memory models.
9647 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9649 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9650 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9652 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9654 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9657 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9659 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9661 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9662 (BUILD_VA_LIST_TYPE): New.
9663 (EXPAND_BUILTIN_VA_START): New.
9664 (EXPAND_BUILTIN_VA_ARG): New.
9665 * i860.c (output_delayed_branch): Disable.
9666 (output_delay_insn): Likewise.
9667 (i860_saveregs): New.
9668 (i860_build_va_list): New.
9669 (i860_va_start): New.
9671 * i860.md: Disable all peepholes using output_delayed_branch.
9672 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9674 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9676 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9677 (BUILD_VA_LIST_TYPE): New.
9678 (EXPAND_BUILTIN_VA_START): New.
9679 (EXPAND_BUILTIN_VA_ARG): New.
9680 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9681 Return the address of the save area.
9682 (clipper_build_va_list): New.
9683 (clipper_va_start): New.
9684 (clipper_va_arg): New.
9686 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9688 * arc.h (EXPAND_BUILTIN_VA_START): New.
9689 (EXPAND_BUILTIN_VA_ARG): New.
9690 * arc.c (arc_setup_incoming_varargs): Set alias set of
9692 (arc_va_start): New.
9695 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9697 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9698 (BUILD_VA_LIST_TYPE): New.
9699 (EXPAND_BUILTIN_VA_START): New.
9700 (EXPAND_BUILTIN_VA_ARG): New.
9701 * alpha.c (alpha_builtin_saveregs): Delete.
9702 (alpha_build_va_list): New.
9703 (alpha_va_start): New.
9704 (alpha_va_arg): New.
9706 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9708 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9710 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9711 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9713 * gcc.texi: More changes related to list conversion.
9714 * invoke.texi: Likewise.
9716 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9718 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9719 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9720 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9721 (stabilize_va_list): New function.
9722 (std_expand_builtin_va_start): New function.
9723 (expand_builtin_va_start): New function.
9724 (get_varargs_alias_set): New function.
9725 (std_expand_builtin_va_arg): New function.
9726 (expand_builtin_va_arg): New function.
9727 (expand_builtin_va_end): New function.
9728 (expand_builtin_va_copy): New function.
9729 (expand_builtin): Call them.
9730 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9731 __builtin_{varargs_start,stdarg_start,end,copy}.
9732 (build_va_arg): New function.
9733 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9734 (build_va_arg): Declare.
9735 * c-decl.c (ptr_type_node, va_list_type_node): New.
9736 * c-parse.gperf (__builtin_va_arg): New.
9737 * c-parse.in (VA_ARG): New token.
9738 (unary_expr): Recognize it.
9739 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9740 * expr.h (std_expand_builtin_va_start): Declare.
9741 (std_expand_builtin_va_arg): Declare.
9742 (expand_builtin_va_arg): Declare.
9743 (get_varargs_alias_set): Declare.
9744 * tree.def (VA_ARG_EXPR): New.
9745 * tree.h (BUILT_IN_VARARGS_START): New.
9746 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9747 (ptr_type_node, va_list_type_node): Declare.
9748 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9749 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9750 * m88k.h, m88k.c: Likewise.
9751 * mn10300.h, mn10300.c: Likewise.
9752 * pa.h, pa.c: Likewise.
9753 * rs6000.h, rs6000.c: Likewise.
9754 * sh.h, sh.c: Likewise.
9755 * sparc.h, sparc.c: Likewise.
9757 * emit-rtl.c (operand_subword): Copy alias set.
9758 (change_address): Likewise.
9760 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9762 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9763 not just the first one.
9765 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9767 * config/arm/arm.h (TARGET_SWITCHES): Add
9768 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9769 (TARGET_OPTIONS): Add -mpic-register=.
9770 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9771 (arm_pic_register_string): Declare.
9772 (NEED_PLT_GOT): Delete, replace with ...
9773 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9774 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9775 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9776 * config/arm/arm.c (arm_override_options): Add new option
9778 (arm_pic_register_string): New variable.
9779 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9780 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9781 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9782 (output_return_instruction): Likewise.
9783 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9784 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9785 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9787 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9788 mention of -msched-prolog. Document new options -msingle-pic-base
9789 and -mpic-register=.
9791 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9793 * haifa-sched.c (reemit_notes): Tidy.
9794 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9797 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9799 * explow.c (trunc_int_for_mode): New function.
9800 (plus_constant_wide): Use it.
9801 * combine.c (simplify_and_const_int): Likewise.
9802 (merge_outer_ops): Likewise.
9803 (simplify_shift_const): Likewise.
9804 * cse.c (simplify_unary_operation): Likewise.
9805 (simplify_binary_operation): Likewise.
9806 * emit-rtl.c (operand_subword): Likewise.
9807 * rtl.h: Declare it.
9809 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9811 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9812 (use NUM_REGS instead of NUM_INTS).
9814 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9816 * builtins.c: New file.
9817 * expr.c (saveregs_value, apply_args_value): Delete definition,
9818 moved into builtins.c.
9819 (string_constant): No longer static.
9820 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9821 apply_args_size, apply_result_size, result_vector,
9822 expand_builtin_apply_args, expand_builtin_apply,
9823 expand_builtin_return): Delete functions, moved into builtins.c.
9824 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9825 * expr.h (saveregs_value, apply_args_value): Declare variables.
9826 (expand_builtin, string_constant): Declare functions.
9827 * Makefile.in: Update to build builtin.o.
9829 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9831 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9832 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9833 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9834 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9836 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9839 1999-07-21 Michael Meissner <meissner@cygnus.com>
9841 * print-rtl.c (print_rtx): Print the names of the virtual
9844 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9846 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9847 introduced in previous delta.
9849 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9851 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9852 to avoid name clash.
9854 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9856 * c-lex.c (yylex) : Correct the test for overflow when lexing
9859 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9861 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9862 (adjust_priority): Always call ADJUST_PRIORITY.
9863 (schedule_insn): Only put insns into the ready at cost 0.
9864 (schedule_block): Remove redundant initial sort. Give clock_var
9865 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9867 * tm.texi (MD_SCHED_REORDER): Update docs.
9869 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9870 * sparc.c (ultra_reorder_called_this_block): Delete.
9871 (ultrasparc_sched_init): Don't set it.
9872 (ultrasparc_sched_reorder): Don't check it.
9874 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9876 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9877 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9878 (function_arg_boundary): Align DFmode.
9879 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9880 to get fp reg and stack overflow correct.
9881 (function_arg): Likewise.
9882 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9883 (setup_incoming_varargs): Restructure for ABI_V4; use
9884 function_arg_advance to skip final named argument.
9885 (expand_builtin_saveregs): Properly unskip the last integer arg
9886 when doing varargs. Adjust overflow location calculation.
9888 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9889 explicitly unsigned.
9890 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9891 (__VA_GP_REGSAVE): Similarly.
9892 (__va_longlong_p): Delete.
9893 (__va_arg_type_violation): New declaration.
9894 (va_arg): Restructure. Flag promotion errors. Align double.
9895 TFmode passed by reference.
9897 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9898 in the HOST_BITS_PER_WIDE_INT > 32 case.
9900 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9902 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9904 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9906 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9907 * toplev.c (documented_lang_options): Add -fpreprocessed.
9908 * cpplib.h (struct cpp_buffer): Add preprocessed.
9909 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9910 (cpp_start_read): Don't expand macros or emit an initial #line
9911 directive if -fpreprocessed.
9913 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9915 * cpplib.h (struct cpp_buffer): Added manual_pop for
9916 better C++ tokenization.
9917 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9918 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9919 * c-common.c (cpp_token): Make non-static.
9921 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9923 * c-common.h: New file.
9924 * c-common.c (permanent_obstack): Delete unused declaration.
9925 (c_global_trees): New array.
9926 (c_common_nodes_and_builtins): New function; split off common code
9927 from init_decl_processing in both c-decl.c and cp/decl.c.
9928 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9929 c_global_trees and accessor macros defined in c-common.h.
9931 * c-decl.c: Delete definitions for tree nodes that were replaced by
9933 (init_decl_processing): Build void_list_node.
9934 Call c_common_nodes_and_builtins; delete code to generate the common
9936 * objc/objc-act.c (build_module_descriptor): Rename variable
9937 void_list_node to avoid clash with c-common.h.
9939 * Makefile.in: Update dependencies.
9940 * objc/Make-lang.in: Likewise.
9942 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9944 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9945 (UNIQUE_SECTION_P): Likewise.
9946 (UNIQUE_SECTION): Likewise.
9948 1999-07-19 Linas Vepstas <linas@linas.org>
9950 * config/i370/README: New file.
9951 * config/i370/linux.h: New file.
9952 * config/i370/mvs.h: New file.
9953 * config/i370/oe.h: New file.
9954 * config/i370/t-linux: New file.
9955 * config/i370/t-mvs: New file.
9956 * config/i370/t-oe: New file.
9957 * config/i370/x-oe: New file.
9958 * config/i370/xm-linux.h: New file.
9959 * config/i370/xm-mvs.h: New file.
9960 * config/i370/xm-oe.h: New file.
9962 * i370.c (label_node_t): Add first_ref_page, label_addr,
9963 label_first_ref, label_last_ref members.
9964 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9965 (MAX_MVS_LABEL_SIZE): Define.
9966 (MAX_LONG_LABEL_SIZE): Define.
9967 (alias_node_t, alias_anchor, alias_number): New.
9968 (mvs_function_table): Reorder for EBCDIC.
9969 (ascebc, ebcasc): Unconditionally define.
9970 (i370_branch_dest, i370_branch_length): New functions.
9971 (i370_short_branch, i370_label_scan): New functions.
9972 (mvs_get_label): Renamed from mvs_add_label. Search for
9973 an existing label before creating a new one.
9974 (mvs_add_label): New function.
9975 (mvs_get_label_page): New function.
9976 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9977 over the entire list.
9978 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9979 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9980 (mvs_add_alias, mvs_need_alias): New functions.
9981 (mvs_get_alias, mvs_check_alias): New functions.
9982 (handle_pragma): New function.
9983 (mvs_function_check): New function.
9984 (unsigned_jump_follows_p): Search harder.
9985 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9986 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9987 * i370.h (TARGET_VERSION): Delete.
9988 (CPP_SPEC, CPP_PREDEFINES): Delete.
9989 (mvs_label_emitted): Delete.
9990 (TARGET_EBCDIC): Delete.
9991 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9992 (HANDLE_PRAGMA): Define.
9993 (HARD_REGNO_NREGS): Handle complex modes.
9994 (HARD_REGNO_MODE_OK): Likewise.
9995 (CLASS_MAX_NREGS): Likewise.
9996 (RET_REG): Likewise.
9997 (EXTRA_CONSTRAINT): Define.
9998 (RETURN_IN_MEMORY): True for DImode.
9999 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
10000 (FUNCTION_PROFILER): Delete.
10001 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
10002 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
10003 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
10004 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
10005 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
10006 (ASM_FILE_START): Add "RMODE ANY".
10007 (ASM_OUTPUT_EXTERNAL): Check for aliases.
10008 (ASM_GLOBALIZE_LABEL): Likewise.
10009 (ASM_OUTPUT_LABELREF): Likewise.
10010 (ASM_OUTPUT_COMMON): Likewise.
10011 (PRINT_OPERAND): Handle 'K', 'W', default.
10012 (PRINT_OPERAND_ADDRESS): New.
10013 (Lots of defines): Add support for TARGET_ELF_ABI.
10014 * i370.md (attr length): New. Define for all patterns.
10015 (*): Lots of tweeks to assembly output and constraints.
10017 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
10019 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
10020 Disable patterns performing SImode comparisons with SImode values
10021 if TARGET_POWERPC64 and instruction does not sign-extend or does
10022 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
10023 differ for signed quantities.
10024 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
10025 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
10026 (decrement_and_branch_on_count): Add 64-bit variant.
10028 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10030 * final.c (output_asm_insn): When searching for the matching string
10031 for a given dialect, don't run past the end of the list of
10032 alternatives if there are fewer alternatives in the template than
10035 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
10037 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
10038 Removed paragraph about compression of files and size limitation,
10039 duplicated in the FAQ. Use gcc-patches for posting patches.
10040 * gcc.c (main): Updated URL with bug reporting instructions to
10041 gcc.gnu.org. Removed e-mail address.
10042 * system.h (abort): Likewise.
10044 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10046 * Makefile.in (stmp-multilib-sub): Make the files extracted
10047 from $(LIBGCC1) writable.
10049 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
10051 * config/arm/aout.h: Reformat for improved readability.
10053 * config/arm/arm.h: Reformat for improved readability.
10054 Replace uses of fprintf with asm_fprintf where appropriate.
10055 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
10056 function declaration assembler actions.
10057 (NUM_INTS): New macro: Convert from bytes to words.
10058 (NUM_REGS): New macro: Compute number of registers required to
10059 hold a quanitity of tyep MODE.
10060 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
10062 (NUM_ARG_REGS): New macro: The number of argument registers
10064 (ARG_REGISTER): New macro: Compute the register number of the Nth
10066 (LAST_ARG_REGNUM): New macro: The number of the last argument
10068 (SP_REGNUM): New macro: Register number of the stack pointer.
10069 (FP_REGNUM): New macro: Register number of the frame pointer.
10070 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
10071 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
10072 CUMULATIVE_ARGS so that it counts registers not bytes.
10074 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
10076 Replace uses of fprintf with asm_fprintf where appropriate.
10077 (output_ascii_pseudo_op): Replace with version from thumb.c
10079 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
10081 * config/arm/elf.h (CPP_PREDEFINES): Replace with
10082 SUBTARGET_CPP_SPEC.
10083 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
10084 (ASM_FILE_START): Emit ASM_APP_OFF.
10086 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
10088 * pa.c (compute_frame_size): Round frame according to
10089 STACK_BOUNDARY rather than a hardwired value.
10091 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
10093 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
10095 * configure: Rebuilt.
10097 * configure.in (hppa*-*-linux*): New configuration.
10098 * configure: Rebuilt.
10099 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
10100 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
10101 * pa/pa-linux.h: New file.
10102 * pa/t-linux: New file.
10103 * pa/xm-linux.h: New file.
10105 * pa.c (hppa_legitimize_address): Change references from SImode to
10106 either Pmode or word_mode as appropriate.
10107 (emit_move_sequence, store_reg, load_reg): Likewise.
10108 (set_reg_plus_d, hppa_expand_prologue): Likewise.
10109 (output_mul_insn): Likewise.
10110 * pa.h (PROMOTE_MODE): Likewise.
10111 (INITIALZE_TRAMPOLINE): Likewise.
10112 (Pmode): Define to word_mode.
10114 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
10115 value of 4. Allocate 8 bytes for each FP register save.
10116 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
10118 (hppa_expand_prologue): Likewise.
10119 * pa.h (PROMOTE_MODE): Likewise.
10120 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
10121 (FUNCTION_ARG_BOUNDARY): Likewise.
10123 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
10125 * pa.c (out_of_line_prologue_epilogue): Delete.
10126 (override_options): Remove -mspace related code.
10127 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
10128 (compute_frame_size): Only allocate space for register that
10129 actually need to be saved.
10130 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
10131 (TARGET_SWITCHES): Remove -mspace, -mno-space
10132 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
10133 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
10134 * pa/ee.asm, pa/ee_fp.asm: Delete.
10136 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
10138 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
10139 directive in column zero.
10141 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
10143 * m68k.c (output_function_prologue): Fix computation of save mask
10144 when generating PIC code.
10146 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
10148 * tree.c (build_type_attribute_variant): Move current_obstack restore
10149 after build_qualified_type call.
10151 1999-07-15 Mark Mitchell <mark@codesourcery.com>
10153 * configure.in: Use t-iris6, even with GNU LD.
10154 * config/mips/iris6gld.h: Fix typo in linker spec.
10155 * config/mips/t-iris6gld: Remove.
10157 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
10159 * rs6000.md (insv, extzv): Remove SImode dependence in named
10160 patterns. Explicitly generate DImode RTL if PowerPC64 and
10162 (insvdi): Reverse start and size in instruction template.
10164 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
10166 * invoke.texi: Typo fixes.
10168 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
10170 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
10171 handle at this time instead of silently generating incorrect code.
10172 (gen_imagpart): Likewise.
10174 * reload.c (find_reloads): Emit a USE for a pseudo register without
10175 a hard register if we could not create an optional reload for the
10178 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10180 * c-typeck.c (output_init_element, process_init_element):
10181 When advancing constructor_unfilled_fields for a RECORD_TYPE,
10182 check for nameless bit fields.
10184 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
10186 * regclass.c (scan_one_insn): Notice subregs that change the
10187 size of their operand.
10188 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
10190 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
10192 * configure.in (alpha*-*-*): Include alpha/t-ieee.
10193 * configure: Rebuilt.
10194 * alpha/t-ieee: New file.
10196 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
10198 * rs6000.c (find_addr_reg): Do not select r0 as an address
10201 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
10203 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
10205 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
10207 * rs6000.md (movsf): Do not force easy FP constants into memory.
10209 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
10210 immed_double_const to ensure they are properly truncated then
10213 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10215 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
10216 always unless NO_DEBUG is used. Compile this code
10218 (replace_symbols_in_block): Compile it unconditionally.
10220 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
10222 * configure.in (i?86-*-elf*): New target.
10223 * configure: Rebuilt.
10224 * i386/i386elf.h, i386/t-i386elf: New files.
10226 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
10228 * toplev.c (main): Don't complain about saying -gdwarf.
10229 (rest_of_compilation): Remove redundant code.
10231 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
10233 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
10235 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
10237 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
10238 "Li960R:", to avoid name clash.
10240 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10242 * loop.c (check_dbra_loop): When reversing a loop, delete all
10243 REG_EQUAL notes referencing the reversed biv except those which are
10244 for a giv based on it.
10246 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
10248 * version.c: Drop "gcc-" prefix from version #.
10250 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
10252 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
10253 the label if we're being verbose.
10255 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
10257 * m68k.c (output_function_prologue): Add pic register to mask
10258 if live and flag_pic.
10259 (output_function_epilogue): Likewise.
10261 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
10263 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
10264 directives in column zero.
10266 * pa/elf.h (ASM_FILE_START): Define.
10267 * pa/som.h (ASM_FILE_START): Include .level directives.
10268 * pa/hpux10.h (ASM_FILE_START): Delete.
10269 * pa/hpux11.h (ASM_FILE_START): Delete.
10271 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
10273 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10275 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
10276 when reload_out equals reload_in.
10278 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
10280 * invoke.texi (Spec Files): New node: Describe the contents of
10283 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
10285 * invoke.texi (DEC Alpha Options): Put @end table at
10286 beginning of line, to avoid confusing texi2html.
10288 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
10290 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
10291 introduced in previous delta.
10293 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10295 * reload1.c (gen_reload): When synthesizing a 3 operand add
10296 sequence, improve test for when to reload OP1 into the reload
10297 register instead of OP0.
10299 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10301 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10303 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10305 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10308 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10310 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10311 (va_dcl): Use __builtin_va_alist_t.
10313 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10315 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10316 on the permanent_obstack.
10317 * dwarfout.c (output_type): Likewise.
10319 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10321 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10322 Merged from c-typeck.c and cp/typeck.c.
10323 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10324 Merged into c-common.
10326 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10328 * c-lex.c (errorcount): Declare it.
10329 (finish_parse): Update errorcount when using CPPLIB.
10331 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10333 * fixinc/inclhack.def(end_else_label): Double the backslash so
10334 sed gets a chance to see it.
10335 * fixinc/inclhack.sh: regen
10336 * fixinc/fixincl.x: regen
10338 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10340 Add framework to support armv5 architecture when it becomes
10343 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10344 (arm_arch5): New variable.
10345 (all_architectures): Add armv5 line.
10346 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10347 -march=armv5 is specified on the command line.
10348 (arm_arch5): Export this variable.
10349 * invoke.texi: Document new string accepted by -march= switch for
10352 * config/arm/arm.h: Replace use of constant 12 as a register
10353 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10354 * config/arm/arm.c: Replace use of constant 12 as a register
10355 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10357 * config/arm/elf.h: Tidy up.
10358 * config/arm/coff.h: Tidy up.
10360 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10362 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10363 * gcc/config/mips/t-iris6gld: New file.
10364 * gcc/config/mips/iris6gld.h: Likewise.
10366 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10368 * c-decl.c (widest_integer_literal_type_node,
10369 widest_unsigned_literal_type) : New.
10370 (init_decl_processing): Handle/use the two new types.
10371 * c-common.c (type_for_size,type_for_mode) : Same.
10372 * c-lex.c (yylex) : Same.
10373 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10375 * c-tree.h (widest_integer_literal_type_node,
10376 widest_unsigned_literal_type) : New.
10378 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10380 * dwarfout.c (field_byte_offset): Correctly compute the object's
10381 byte offset for the first bit of a field which crosses an alignment
10382 boundary on a !BYTES_BIG_ENDIAN target.
10384 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10386 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10389 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10390 Jeff Law <law@cygnus.com>
10392 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10395 * except.c: Include intl.h.
10396 (expand_eh_return): Set current_function_cannot_inline.
10397 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10398 * function.h (struct function): Add eh_return_stub_label.
10399 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10400 * Makefile.in (except.o): Depend on intl.h.
10402 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10404 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10405 same as offsettable in cases 1 and 2.
10407 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10409 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10410 (extlh, extwh): Likewise.
10412 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10414 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10416 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10418 * configure.in: Add arm-pe and thumb-pe targets.
10419 * configure: Regenerate.
10421 * thumb.c (arm_naked_function_p): New function: Determines if
10422 a function is naked (has no gcc generated prologue/epilogue).
10423 (is_called_in_ARM_mode): Return true if the func has the
10424 interfacearm attribute.
10425 (output_return): Do not generate a return for naked functions.
10426 (thumb_function_prologue): Do not generate a prologue for
10428 (thumb_expand_prologue): Do not generate a prologue for naked
10430 (thumb_expand_epilogue): Do not generate an epilogue for naked
10432 (arm_valid_machine_decl_attribute): New function, copied from
10433 arm.c: Permit naked and interfacearm attributes.
10435 * config/arm/pe.c: New file: Support code for arm-pe target.
10436 * config/arm/pe.h: New file: Header file for arm-pe target.
10437 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10438 * config/arm/t-thumb-pe: New file: Makefile fragment for
10441 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10443 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10444 -fPIC or -fpic is specified.
10446 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10448 * expr.c (emit_block_move): Use copy_to_mode_reg for
10449 !TARGET_MEM_FUNCTIONS case too.
10451 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10453 * configure: Rebuilt.
10454 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10455 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10456 definitions made redundant by dbxelf.h inclusion. Delete
10457 lots of definitions related to assembly output that are
10458 specific to the SOM object format.
10459 * pa.c (output_function_prologue): Do not emit the function's
10461 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10462 * pa-pro.h: Deleted.
10463 * som.h: New file with SOM specific definitions.
10464 * elf.h: New file with ELF specific definitions.
10466 * elfos.h (const_section): Output a tab before assembler directives.
10467 (ctors_section, dtors_section): Likewise.
10468 (ASM_OUTPUT_SECTION_NAME): Likewise.
10470 * pa/pa1.h: Delete unused file.
10472 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10474 * configure.in (hppa*-hp-hpux11*): New configuration.
10475 * configure: Rebuilt.
10476 * pa/pa-hpux11.h: New file.
10477 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10480 * mips.md (leasi, leadi): New patterns.
10482 * expr.c (emit_block_move): Properly handle case where one of the
10483 block move arguments has a queued increment or decrement.
10484 (clear_storage): Similarly. Fix formatting goof.
10486 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10488 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10489 semicolon from the BSD VA_LIST replacement expression.
10491 * fixinc/inclhack.sh: regen
10492 * fixinc/fixincl.x: regen
10494 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10495 now use the fixincl program.
10497 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10499 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10500 case. Also make the PIC register call_used.
10502 * m68k.h (FINALIZE_PIC): Delete.
10503 * m68k.c (finalize_pic): Delete.
10505 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10507 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10510 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10512 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10514 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10516 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10518 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10520 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10522 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10524 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10526 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10528 * rs6000.c (output_toc): Always use hex values for floating-point
10529 constants. Store single-precision values in upper-half of TOC
10530 entry in 64-bit mode.
10531 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10532 to final constraints.
10533 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10534 (fctiwz): Improve accuracy of RTL for pattern.
10536 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10538 * expr.c (expand_expr): Allow RTL_EXPR's through the
10539 MAX_INTEGER_COMPUTATION_MODE checks.
10541 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10543 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10544 such that MASK_SUPPORT_ARCH is not negative.
10546 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10548 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10549 ADDR_DIFF_VEC insns that appear inside loops.
10551 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10552 Jeff Law <law@cygnus.com>
10554 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10555 Handle LO_SUM the same as offsettable in cases 1 and 2.
10556 * rs6000.c (find_addr_reg): Revert previous patch.
10558 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10560 * system.h (strstr): New external function declaration.
10561 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10562 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10563 * config.in, configure: Rebuilt.
10565 1999-06-24 Tom Tromey <tromey@cygnus.com>
10567 * gcc.c (main): Read user-specified specs files after computing
10568 additional startfile_prefixes.
10570 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10572 Revert these two patches:
10574 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10575 * loop.c (strength_reduce): When doing biv->giv conversion, update
10576 reg note of NEXT->insn.
10578 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10579 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10581 (recombine_givs): Set ix field after sorting.
10583 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10585 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10586 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10588 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10590 *fixinc/inclhack.def: Add fix development commentary
10591 (read_ret_type): reactivate and add selection clause
10592 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10593 *fixinc/{fixincl.x|inclhack.sh}: regen
10595 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10597 * expr.c (expand_expr): STRIP_NOPS before checking against
10598 MAX_INTEGER_COMPUTATION_MODE
10599 (check_max_integer_computation_mode): Likewise.
10601 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10603 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10605 1999-06-22 Jim Wilson <wilson@cygnus.com>
10607 * expr.c (store_expr): When target is a promoted subreg, return a
10608 promoted subreg as a result.
10610 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10612 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10614 (dwarf2out_define): Mark unused parameters appropriately.
10615 (gen_unspecified_parameters_die): Ditto.
10616 (gen_subprogram_die): Fix signed/unsigned warnings.
10617 (gen_variable_die): Ditto.
10619 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10621 * fixinc/inclhack.def(end_else_label): combined else_label
10622 and endif_label and fixed the sed expression.
10623 *fixinc/{fixincl.x|inclhack.sh}: regen
10625 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10627 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10628 'x' when handling non-offsettable addresses
10630 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10632 * final.c (shorten_branches): Don't try to split an insn that has
10635 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10637 * config/mips/mips.c (symbolic_expression_p): New function.
10638 (mips_select_rtx_section): Put symbolic expressions in the
10639 data section, not the read-only data section.
10641 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10643 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10645 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10647 * collect2.c (main): Log frame table count.
10648 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10649 (scan_prog_file) [COFF]: Handle frame tables.
10651 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10652 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10653 * alpha/elf.h: Undef them again.
10654 * alpha/vms.h: Remove their definitions.
10656 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10658 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10659 remove the clobber of r0 and change the REG_UNUSED note to
10662 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10664 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10665 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10666 fits in HOST_WIDE_INT and one uses union to access a long constant
10669 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10671 * sparc.c (sparc_override_options): Don't allow profiling for
10672 code models other than medlow.
10673 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10674 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10675 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10676 (sparc_block_profiler): Likewise.
10677 (sparc_function_block_profiler_exit): Likewise.
10678 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10679 (FUNCTION_BLOCK_PROFILER): Likewise.
10680 (BLOCK_PROFILER): Likewise.
10681 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10682 (MCOUNT_FUNCTION): New.
10683 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10684 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10685 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10686 (MCOUNT_FUNCTION): New.
10687 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10688 (BLOCK_PROFILER): Delete.
10689 (MCOUNT_FUNCTION): New.
10691 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10693 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10695 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10697 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10700 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10703 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10706 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10709 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10711 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10714 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10716 * i386/djgpp.h (LIB_SPEC): New.
10717 (STARTFILE_SPEC): New.
10719 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10721 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10723 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10726 * system.h (WSTOPSIG): New macro.
10728 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10730 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10732 (insert_pack_attributes): Take into account member natural
10735 * i386/winnt.c (exports_head): New static variable.
10736 (i386_pe_record_exported_symbol): New function.
10737 (i386_pe_asm_file_end): Use.
10738 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10739 symbols to be emitted at end of assembly.
10740 (ASM_DECLARE_OBJECT_NAME): Likewise.
10741 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10743 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10746 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10748 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10751 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10753 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10754 zapping reg_last_uses directly.
10755 (sched_analyze_2, sched_analyze_insn): Likewise.
10756 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10758 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10760 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10761 attributes for cases 1 and 2.
10763 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10765 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10768 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10770 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10772 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10774 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10775 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10776 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10777 must be stacked if it is used for PIC accesses.
10778 * arm.c (use_return_insn): Handle PIC register specially.
10779 (output_return_instruction): Likewise.
10780 (output_func_{prologue,epilogue}): Likewise.
10781 (output_expand_prologue): Likewise.
10783 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10784 (*strsi_predec): Renamed from *strqi_predec.
10785 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10786 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10788 * arm.c (arm_override_options): Remove warning about PIC code
10789 not being supported.
10791 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10793 * rs6000.c (find_addr_reg): New function.
10794 * rs6000.h (find_addr_reg): Declare.
10795 (offsettable_addr_operand): Delete.
10796 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10797 from and stores to GPRs.
10799 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10801 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10802 gen_sequence as argument to emit_no_conflict_block.
10804 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10806 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10807 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10808 *fixinc/fixincl.x: regen
10809 *fixinc/inclhack.sh: regen
10811 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10813 * added support for -mpcrel (PC relative addressing for m68k)
10814 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10815 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10816 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10817 (comments for general_src_operand): Add some explanation
10818 about EXTRA_CONSTRAINTS.
10819 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10820 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10821 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10822 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10823 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10824 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10825 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10826 if not already set.
10827 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10828 * m68k.h (TARGET_PCREL): New target flag.
10829 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10830 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10831 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10832 contains a SYMBOL_REF. Relax this constraint during reload, since
10833 we want to use the predicates, not reload's built-in concept of a
10834 valid memory address, to control what insns need reloading.
10835 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10836 operands (essentially 'g', 'm', and 's' under normal circumstances).
10837 * m68k.c (print_operand): Cause printing of pc-relative addresses
10838 to include pc register.
10839 (print_operand_address): Ditto.
10840 (general_src_operand): Accept operands that are not only
10841 general_operands, but are also valid when used as a pc-relative
10843 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10844 (memory_src_operand): Similar, for memory_operands.
10845 (pcrel_address): New predicate to accept the special case of a
10846 pc-relative address.
10847 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10848 QImode insns to accept *_src_operand instead of *_operand where
10849 pc-relative operands can fit. For example, a pc-relative operand
10850 can be used as a memory source operand for addsi3, but not as a
10851 memory destination.
10852 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10854 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10856 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10857 .thumb_set pseudo op to mark aliases of thumb functions.
10859 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10861 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10862 preference to ASM_OUTPUT_DEF, if it is defined.
10864 * tm.texi: Document new, optional target macro
10865 ASM_OUTPUT_DEF_FROM_DECLS.
10867 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10869 * fixincludes: ISCNTL patch
10870 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10871 (dgux_int_varargs): new for DG/UX
10872 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10874 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10876 * invoke.texi (ia32 options): Fix typo.
10878 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10880 * loop.c (strength_reduce): When doing biv->giv conversion, update
10881 reg note of NEXT->insn.
10883 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10885 * loop.c (move_movables): Note issues with replacing REGs with
10887 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10889 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10891 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10893 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10894 the reference to `mcount' was not correct for the ELF on FreeBSD.
10896 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10898 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10901 (recombine_givs): Set ix field after sorting.
10903 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10905 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10906 to safe to extract a subword out of a REG.
10908 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10910 * sh.md (mulsi3): Don't add a no-op move at the end.
10912 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10914 * cse.c (cse_insn): Don't put hard register source into tables for
10915 the last insn of a libcall.
10917 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10919 * loop.c (strength_reduce): Insert sets of derived givs at every
10920 biv increment, even if it's the only one.
10922 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10924 * dwarfout.c (add_incomplete_type): New fn.
10925 (output_type): Call it.
10926 (retry_incomplete_types): New fn.
10927 (dwarfout_finish): Call it.
10929 From Eric Raskin <ehr@listworks.com>:
10930 (output_type): Output types for bases.
10932 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10934 * mips.c (mips_output_conditional_branch): Add `break'
10935 between `default' label and `close braces'.
10937 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10939 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10940 specifications and make it realistic.
10941 (LIB_SPEC): Likewise.
10943 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10945 * config/mips/mips.c (mips_secondary_reload_class): Check for
10946 (PLUS (SP) (REG)) and return appropriate register class.
10947 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10948 Handle (PLUS (SP) (REG)).
10949 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10950 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10951 of emit_insn for tablejump.
10953 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10955 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10956 asm_fprintf format string by itself.
10957 (output_function_profiler): Likewise.
10959 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10961 * combine.c (simplify_logical, case AND): Only call
10962 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10963 or the constant is positive.
10965 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10967 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10968 * configure: Regenerate.
10970 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10972 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10973 require a sub-version #.
10974 * configure: Rebuilt.
10976 1999-06-14 Robert Lipe (robertlipe@usa.net)
10978 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10980 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10982 * c-typeck.c (process_init_element): Detect excess elements in
10983 char array initializer.
10985 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10987 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10989 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10991 * invoke.texi (Option Summary): Add -fpermissive flag.
10993 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10995 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10996 that require PIC code sequences.
10998 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
11000 * configure.in: Add new target: thumb-elf.
11001 * configure: Regenerate.
11002 * config/arm/t-thumb-elf: New file: Makefile fragment for
11004 * config/arm/telf.h: New file: Header file for thumb-elf
11007 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
11009 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
11010 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
11011 initializers is some circumstances.
11013 * fixinc/inclhack.def (endif_label): Add additional selector for
11014 more bogus stuff after #endif statements.
11015 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11017 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
11019 * i386/cygwin.h (SET_ASM_OP): Define.
11021 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
11023 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
11025 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11027 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
11030 * sh.md (ic_invalidate_line_i): Remove second alternative.
11032 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11034 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
11035 test for the presence of valid prototypes. Delete bypass expr.
11036 (ioctl_fix_ctrl): Correct the selection expression.
11037 (no_double_slash): Correct quoting rules
11038 *fixinc/fixincl.x: regen
11039 *fixinc/inclhack.sh: regen
11041 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
11043 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
11045 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11047 * rs6000.md (movsi_got_internal_mem): Delete.
11048 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
11049 (GOT_TOC_REGNUM): Delete.
11050 (PIC_OFFSET_TABLE_REGNUM): Define.
11051 (FINALIZE_PIC): Disable.
11052 * rs6000.c (rs6000_got_register): New code for fixed pic register.
11053 (rs6000_replace_regno): Delete.
11054 (rs6000_finalize_pic): Likewise.
11055 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
11057 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11059 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
11060 is a note; use <= for the compare; advance P while it is
11063 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
11065 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
11066 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
11068 * varasm.c (remove_from_pending_weak_list): Verify t->name
11069 is non-NULL before passing it to strcmp.
11071 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11073 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
11074 the typed arguments are not part of a comment
11075 (ioctl_fix_ctrl): Added a purpose comment
11076 *fixinc/fixincl.x: regenerate
11077 *fixinc/inclhack.sh: regenerate
11079 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11081 * invoke.texi: Add C4x invocation docs.
11083 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11085 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
11087 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
11089 (c4x_legitimize_reload_address): New function.
11090 * config/c4x/c4x.md: Update docs.
11092 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
11094 * fixincludes: Avoid removing '.'.
11095 * fixinc/fixinc.svr4: Likewise.
11096 * fixinc/fixinc.winnt: Likewise.
11097 * fixinc/inclhack.tpl: Likewise.
11098 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
11100 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11102 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
11104 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
11106 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
11108 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
11111 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
11113 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
11114 * configure: Regenerate.
11116 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
11118 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
11121 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
11123 * fixinc/inclhack.def (avoid_bool): Also catch
11124 "typedef [unsigned] int bool".
11125 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11127 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
11128 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
11129 * configure: Rebuilt.
11131 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
11133 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
11134 such that we can override its definitions if necessary.
11135 (CPP_SPEC): New define. Support processor specific predefines via
11137 (CC1_SPEC): New define. Support processor specific compiler
11138 options via %(cc1_cpu).
11139 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
11142 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11144 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
11145 between sed's -e flag, and the open-quote following it.
11146 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11148 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
11149 Jeffrey A Law (law@cygnus.com)
11151 * varasm.c (assemble_start_function): Remove the function
11152 from the pending weak decls list when we define a function.
11153 (assemble_variable): Similarly for variables.
11154 (weak_finish): Ignore items on the list with a NULL name.
11155 (remove_from_ending_weak_list); New function to "remove" an item
11156 from the pending weak declarations list.
11158 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11160 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
11162 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
11164 * c-lex.c (GETC): Redefine to call getch.
11165 (UNGETC): Redefine to call put_back.
11166 (putback_buffer): New structure type.
11167 (putback): New static structure.
11168 (getch): New function.
11169 (put_back): New function.
11170 (yylex): Replace unused bytes from bad multibyte character.
11172 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
11174 * cpplib.c (do_define): Cast `alloca' return value.
11175 (do_include, do_undef, do_pragma): Likewise.
11176 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
11178 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
11179 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
11181 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
11183 * sparc.md (abstf2): This should be an expand.
11184 (split after abstf2_notv9): Fix mode.
11185 (abstf2_hq_v9): New pattern.
11186 (abstf2_v9): Only use when no hard quad.
11187 (absdf2_v9): Fix if target is not the same as source.
11188 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
11189 Add correct output constraints.
11191 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
11193 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
11194 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
11196 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
11198 * mips.h (mips_output_conditional_branch): New function.
11199 (mips_adjust_insn_length): Likewise.
11200 (ASSEMBLER_SCRATCH_REGNUM): New macro.
11201 (ADJUST_INSN_LENGTH): Likewise.
11202 * mips.c (print_operand): Add `F' and `W' for floating-point
11203 comparison opcodes.
11204 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
11206 (mips_adjust_insn_length): New function.
11207 (mips_output_conditional_branch): New function.
11208 * mips.md (length): Adjust attribute definition to handle
11209 conditional branches. Change lengths to bytes, rather than
11210 instructions throughout. Remove length attribute from
11211 instructions whose length is four bytes, and rely on the default
11213 (dslot): Fix typo in comment.
11214 Reword conditional branch patterns to use
11215 mips_output_conditional_branch.
11217 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11219 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
11220 (LIB_SPEC): Likewise.
11221 Link with -lprof1_r for -g/-pg.
11223 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11225 * loop.c (check_dbra_loop): Fix change of Jan 19.
11227 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
11229 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
11230 (STARTFILE_SPEC): Define, override the svr4.h version.
11231 (ENDFILE_SPEC): Likewise.
11233 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
11235 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
11236 * fixinc/fixincl.x: Regenerated.
11237 * fixinc/inclhack.sh: Regenerated.
11239 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11241 * sh.c (barrier_align): Don't return early for normal branch/barrier
11242 when optimizing for SH2.
11244 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
11246 * i386/udk.h (LINK_SPEC): Correct linker search path for
11249 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11251 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
11252 (braf_label_ref_operand): Delete.
11253 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
11254 * sh.md (casesi_jump_2): Operand1 is now the inside of a
11255 label_ref, and has no predicate.
11256 The patten has a predicate to guard against invalid substitutions.
11257 (dummy_jump): Delete.
11258 (casesi): Update use of casesi_jump_2.
11260 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11262 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
11263 *fixinc/fixincl.x: regenerate
11264 *fixinc/inclhack.sh: regenerate
11266 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
11268 * dwarf2out.c (add_incomplete_type): New fn.
11269 (gen_struct_or_union_type_die): Call it.
11270 (retry_incomplete_types): New fn.
11271 (dwarf2out_finish): Call it.
11273 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
11275 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
11276 current block starts with a CODE_LABEL and ends with a CALL and
11277 we can not find all the argument setup instructions for the CALL.
11279 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
11281 Revert this change:
11282 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11283 something is a candidate for optimize_bit_field_compare.
11285 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11287 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
11289 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
11291 * alpha.c (override_options): Thinko in last patch.
11293 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11294 (LIB_SPEC): Recognize -pthread.
11296 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11298 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11299 definition in config/arm/coff.h
11300 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11302 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11304 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11305 fixes that need "file=xxx\n" prepended before invocation
11306 (start_fixer - new): starting the fixer process is complex enough
11307 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11308 (process): uses the new routine; omit usage of putenv()
11309 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11310 * fixinc/fixincl.x: regenerate
11312 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11314 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11315 and version #s (1.1 -> 2.96) as needed.
11316 * README.g77: Kill way out of date file in the toplevel directory.
11318 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11320 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11321 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11322 * configure: Rebuilt.
11323 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11324 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11325 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11326 (SWITCH_TAKES_ARG): Likewise.
11327 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11328 * config/t-freebsd: Moved from config/i386/ so it can used for all
11331 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11333 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11335 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11337 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11338 * configure: Rebuilt.
11340 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11342 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11343 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11344 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11345 (rs6000_output_load_toc_table): Same.
11346 (output_prolog, output_mi_thunk): Same.
11347 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11348 (ASM_GLOBALIZE_LABEL): Use putc.
11350 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11352 * alpha.md (reload_*_help): New patterns and splitters.
11353 (reload_*): Use them.
11354 (mov[qh]i): Likewise.
11356 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11358 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11361 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11363 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11365 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11367 * flow.c (mark_regs_live_at_end, insn_dead_p,
11368 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11369 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11370 hasn't run or the frame pointer is needed.
11371 * haifa-sched.c (attach_deaths): Likewise.
11372 * sched.c (attach_deaths): Likewise.
11374 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11376 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11377 calculate_can_reach_end returns nonzero.
11379 * configure.in (native gas tests): Search for an assembler in the
11380 same manner that the installed compiler will.
11381 * configure: Rebuilt.
11382 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11384 * alias.c (find_base_term): Improve handling of addresses
11385 constructed from binary operations.
11387 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11389 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11391 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11393 * function.h (cleanup_label, frame_offset): Declare.
11394 (tail_recursion_label, tail_recursion_reentry): Likewise.
11395 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11396 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11397 (tail_recursion_label, tail_recursion_reentry): Likewise.
11398 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11400 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11402 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11404 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11405 (MAX_OFILE_ALIGNMENT): Define.
11407 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11409 * fixincl.c: Replace local include scheme with #includes of
11410 gansidecl.h and system.h.
11411 * procopen.c: Likewise.
11412 * server.c: Likewise.
11414 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11416 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11417 (crti.o): Add build rule and dependencies.
11418 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11420 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11422 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11423 (LIB_LINUX_SPEC): Likewise.
11424 (LIB_LINUX_SPEC): Add support for -pthread
11425 (CPP_OS_LINUX_SPEC): Likewise.
11426 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11429 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11431 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11433 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11434 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11435 for IEEE math and CC_FCOMI.
11436 (put_jump_code): No IEEE if CC_FCOMI is set.
11438 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11440 * fold-const.c (fold_truthop): Make the field reference unsigned
11441 when converting a single bit compare.
11443 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11445 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11447 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11449 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11450 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11453 * reload.c (push_reload): Do not call remove_address_replacements
11454 when presented with identical optional reloads.
11456 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11458 * alpha.h (MASK_FIX, TARGET_FIX): New.
11459 (MASK_*): Reorganize constants.
11460 (CPP_AM_FIX_SPEC): New.
11461 (TARGET_SWITCHES): Add FIX.
11462 (EXTRA_SPECS): Likewise.
11463 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11464 (SECONDARY_MEMORY_NEEDED): Likewise.
11465 (REGISTER_MOVE_COST): Likewise.
11466 * alpha.c (override_options): Add FIX support. Always use
11467 ALPHA_TP_PROG for ev6.
11468 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11469 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11470 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11472 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11474 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11475 something is a candidate for optimize_bit_field_compare.
11477 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11479 * gcc.texi (Passes): Document branch-shortening.
11480 * invoke.texi (Debugging Options): Document the fact that `-dp'
11481 outputs length information for instructions.
11483 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11485 * flow.c: Revert previous delta.
11487 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11489 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11490 FRAME_POINTER_REGNUM.
11491 (mark_set_1): Ditto.
11492 (mark_used_regs): Ditto.
11494 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11496 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11497 (GOT_PCREL): New macro. Define to 1 if not already defined.
11498 * arm/elf.h (GOT_PCREL): Define to 0.
11499 * arm.c (arm_finalize_pic): Take into account the setting of
11502 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11504 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11505 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11507 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11508 store elimination candidates.
11510 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11512 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11515 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11517 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11518 Add use of x-aix41-gld.
11520 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11522 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11523 (ASM_OUTPUT_DESTRUCTOR): Define.
11525 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11527 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11528 last CODE_LABEL in a loop if we have previously passed a jump
11529 to the top of the loop.
11531 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11533 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11534 applying Philip's patch.
11536 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11538 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11541 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11543 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11545 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11547 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11548 Also remove a useless comment.
11550 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11552 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11554 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11556 * collect2.c (main): Only generate import or export file and add
11557 to link arguments if non-empty. Use xmalloc not alloca.
11558 (write_{export,import}_file): Delete.
11559 (write_aix_file): New function.
11560 (locatelib): Use xmalloc not malloc.
11561 (GCC_OK_SYMBOL): Do not check type if aix64.
11563 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11565 Based on patch by Scott Bambrough and Pat Beirne:
11566 * config/arm/arm.c (making_const_table): New variable.
11567 * config/arm/arm.h (making_const_table): Declare.
11568 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11570 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11571 Keep track of when we are building the constant table.
11573 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11575 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11578 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11580 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11583 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11585 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11588 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11590 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11592 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11594 * rs6000.c (output_mi_thunk): Enable full support again.
11596 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11598 * sh.h (BRANCH_COST): Define.
11600 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11602 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11604 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11606 * function.c (assign_stack_local): Align stack slot propertly.
11607 (assign_outer_stack_local): Likewise.
11609 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11611 * expr.h (lang_expand_constant): Declare.
11612 * toplev.c (lang_expand_constant): Define it.
11613 * varasm.c (output_constant): Use it.
11615 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11617 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11618 Change function definitions to K&R style.
11620 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11622 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11624 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11626 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11627 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11628 (several places): omit static initialization
11629 (process): use single fd, since only the read fd is used
11630 * fixinc/gnu-regex.c: define 'const' away, if not supported
11631 * fixinc/procopen.c(several places): omit static initialization
11632 * fixinc/server.c: define 'volitile' away, if not supported
11634 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11636 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11637 asm_fprintf and %L to generate the label name.
11638 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11639 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11641 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11643 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11644 insn for a conditional jump can not be found.
11646 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11648 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11649 on variables in specific sections other than .sbss and .sdata.
11651 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11653 * stmt.c (expand_return): Call start_cleanup_deferral and
11654 end_cleanup_deferral around conditional code.
11656 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11658 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11659 filename lists. Utilizes new "krstr" AutoGen function.
11660 * fixinc/fixincl.x: Rebuilt.
11662 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11664 * i386.c (output_float_compare): Avoid GNU-C extensions.
11666 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11668 * version.c: Bump to distinguish mainline tree from the
11671 See ChangeLog.1 for earlier changes.
11674 add-log-time-format: current-time-string