1 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
3 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
4 from HAVE_DOS_BASED_FILESYSTEM.
5 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
6 HAVE_DOS_BASED_FILESYSTEM.
8 (split_directories): Only special-case DOS file names if
9 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
10 instead of explicit tests. Conditionalize on !VMS.
11 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
12 tests. Conditionalize on !VMS.
13 (process_command): Only use make_relative_prefix if !VMS.
14 (free_split_directories): Conditionalize on !VMS.
15 (DIR_UP): Conditionalize on !VMS.
17 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
19 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
21 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
23 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
26 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
28 * invoke.texi (Environment Variables): Document relative path
30 * gcc.c (DIR_UP): If not defined, define as "..".
31 (standard_bindir_prefix): New static, holds target location to
33 (split_directories): New function to split a filename into
34 component directories.
35 (free_split_directories): New function, release memory allocated
37 (make_relative_prefix): New function, make a relative pathname if
38 the compiler is not in the expected location.
39 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
40 can figure out an appropriate prefix from argv[0].
41 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
42 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
43 STANDARD_BINDIR_PREFIX.
45 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
47 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
49 * config/c4x/c4x.h: Moved prototypes to c4x.h.
50 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
51 c4x_secondary_memory_needed) Delete.
52 (fp_zero_operand): Add mode argument.
54 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
56 * reload1.c (reload_reg_free_for_value_p): Don't use a register
57 that is in reload_reg_used.
59 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
61 * config/arm/arm-protos.h: New file: Prototypes for functions
62 defined in arm.c and pe.c.
63 * config/arm/arm.h: Fix compile time warnings.
64 * config/arm/arm.c: Fix compile time warnings.
65 * config/arm/pe.h: Fix compile time warnings.
66 * config/arm/aout.h: Fix compile time warnings.
68 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
70 * config/m32r/m32r-protos.h: New file: Prototypes for functions
73 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
74 Add support for subtargets.
75 Add prototypes for new predicates.
76 Add scheduling macros.
78 * config/m32r/m32r.c: Fix compile time warnings.
79 (int8_operand): New predicate function.
80 (reg_or_cmp_int16_operand): New predicate function.
81 (extend_operand): New predicate function.
82 (m32r_adjust_code): New scheduling function.
83 (m32r_adjust_priorty): New scheduling function.
84 (m32r_sched_init): New scheduling function.
85 (m32r_sched_reorder): New scheduling function.
86 (m32r_sched_variable_issue): New scheduling function.
87 (direct_return): New codegen function.
88 (m32r_not_same_reg): New rtl testsing function.
90 * config/m32r/m32r.md: Fix compile time warnings.
91 Add support for pre decrement and post increment memory
96 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
98 * global.c (EXECUTE_IF_CONFLICT): Don't define.
99 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
100 (find_reg): Likewise.
102 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
104 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
105 to avoid assembler errors.
107 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
109 * config/v850/v850-protos.h: New file: Prototypes for functions
111 * config/v850/v850.h: Move prototypes to v850-protos.h
112 * config/v850/v850.c: Move prototypes to v850-protos.h
113 * config/v850/v850.md: Fix compile time warnings.
115 * config/fr30/fr30-protos.h: New file: Prototypes for functions
117 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
118 * config/fr30/fr30.c: Fix compile time warnings.
119 * config/fr30/fr30.md: Fix compile time warnings.
121 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
123 * tree.h (get_containing_scope): Declare it.
124 * tree.c (get_containing_scope): New fucntion.
125 (decl_function_context): Use it.
126 * toplev.c (rest_of_compilation): Use get_containing_scope.
128 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
130 * Makefile.in (rtl.o): Depend on toplev.h.
132 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
134 * cse.c (delete_trivially_dead_insns): Replace alloca with
136 * except.c (update_rethrow_references): Likewise.
137 (init_eh_nesting_info): Likewise.
138 * function.c (identify_blocks): Likewise.
139 * gcse.c (dump_hash_table): Likewise.
140 * graph.c (print_rtl_graph_with_bb): Likewise.
141 * loop.c (combine_movables): Likewise.
142 (move_movables): Likewise.
143 (count_loop_regs_set): Likewise.
144 (strength_reduce): Likewise.
145 * profile.c (compute_branch_probabilities): New function, split
147 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
148 * regclass.c (regclass): Likewise.
149 * regmove.c (regmove_optimize): Likewise.
150 * toplev.c (compile_file): Likewise.
151 (main): Don't mess with the stack rlimit.
153 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
155 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
156 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
158 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
160 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
162 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
164 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
165 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
168 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
170 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
172 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
174 * gcse.c (post_dominators): Kill.
175 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
176 (compute_code_hoist_data): Use compute_flow_dominators. Do not
177 pass in a pdom array since we do not need pdoms.
178 * haifa-sched.c (schedule_insns): Similarly.
179 * flow.c (compute_dominators): Remove dead function.
180 (compute_flow_dominators): Do not compute doms or pdoms if the
181 caller does not request them. Split up loop to build doms and
182 pdoms. Use a worklist to compute doms and pdoms.
183 * basic-block.h (compute_dominators): Remove prototype.
185 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
187 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
188 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
189 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
190 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
191 (cant_move, fed_by_spec_load, is_load_insn): Remove.
192 (schedule_region): Remove unused variable.
193 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
195 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
197 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
198 (update_equiv_regs): Likewise.
199 (block_alloc): Likewise.
200 * reg-stack.c (reg_to_stack): Likewise.
201 (convert_regs_2): Likewise.
202 * reload1.c (reload_as_needed): Likewise.
204 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
206 * Makefile.in (dbxout.o): Depend on ggc.h.
207 (dwarf2out.o): Likewise.
208 (xcoffout.o): Likewise.
209 * dbxout.c: Include ggc.h.
210 (dbxout_init): Register lastfile as a root.
211 * dwarf2out.c: Include ggc.h.
212 (dwarf2out_line): Register lastfile as a root.
213 * xcoffout.c: Include ggc.h.
214 (xcoffout_source_line): Register xcoff_lastfile as a root.
216 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
218 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
220 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
222 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
224 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
226 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
228 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
229 (EXECUTE_IF_CONFLICT): Likewise.
230 (ALLOCNO_LIVE_P): Avoid signed division.
231 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
232 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
233 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
235 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
237 * haifa-sched.c (schedule_block): Don't crash if there's no
238 next insn for an interblock movement.
239 (add_branch_dependences): Don't allow clobber insns to move either.
241 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
243 * i386.c (split_xf): New.
244 * i386-protos.h: Declare it.
245 * i386.md (movxf_1): Add general regs alternatives.
246 (movxf_1+1): New splitter for same.
248 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
250 * function.c (purge_addressof_1): Add missing return values.
252 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
254 * function.c (is_addressof): New function. Returns true if
255 the given piece of RTL is an ADDRESSOF.
256 (purge_addressof_1): Make boolean. Return false if the
257 ADDRESSOFs could not be purged.
258 (purge_addressof): If ADDRESSOFs could not be purged from the
259 notes attached to an insn, remove the offending note(s),
260 unless they are attached to a libcall.
262 1999-11-05 Andreas Jaeger <aj@suse.de>
264 * genoutput.c (null_operand =): Initialize all fields.
266 * errors.h: Add extern to prototypes.
268 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
270 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
271 * configure: Rebuilt.
273 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
275 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
276 (mirror_conflicts): New function.
277 (global_alloc): Call it.
278 (expand_preferences): Remove redundant CONFLICTP test.
279 (find_reg, dump_conflicts): Likewise.
280 (prune_preferences): Process conflicts one word at a time.
282 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
284 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
285 instead of an explicit loop.
287 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
289 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
290 if REG_RETVAL check succeeds, then put classp in src_elt.
292 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
294 * function.c (pad_to_arg_alignment): Only update argument_pad
295 if the argument's alignment is greater than STACK_BOUNDARY.
297 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
299 * bitmap.h (BITMAP_XFREE): New.
300 * flow.c (life_analysis): Use it.
301 (life_analysis_1): Free blocks.
303 * combine.c (undo_commit): New.
304 (try_combine): Use it. Don't zap undobuf.undos.
305 (combine_instructions): Don't zap undobuf.undos; free the
308 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
310 * stmt.c (cost_table_): New.
311 (estimate_case_costs): Use it instead of xmalloc.
313 * toplev.c (compile_file): Reuse dumpname memory instead
316 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
318 * reg-stack.c (convert_regs_1): Initialize target_stack->top
319 after verifying an EH edge.
321 * haifa-sched.c (init_rgn_data_dependences): Correctly
322 size bb_pending_lists_length when zeroing.
324 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
326 * function.c (diddle_return_value): New.
327 (expand_function_end): Use it.
328 * stmt.c (expand_null_return): Likewise.
329 (expand_value_return): Likewise.
331 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
333 * reload1.c (reload): Don't remove return value clobbers.
335 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
337 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
339 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
341 * cse.c (cse_main): Use xmalloc, not alloca.
342 (cse_basic_block): Likewise.
343 * local-alloc.c (local_alloc): Likewise.
345 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
346 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
348 * rtl.c: Include toplev.h.
349 (fatal): Remove declaration.
351 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
353 * haifa-sched.c (schedule_block): Fix thinko.
355 1999-11-03 James McKelvey <mckelvey@fafnir.com>
357 * fixinc/fixincl.c(create_file): Allow for systems that do not have
360 1999-11-03 Philippe De Muyter <phdm@macqel.be>
362 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
363 call `malloc' instead.
365 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
367 * flags.h (flag_renumber_insns): Declare.
368 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
370 * rtl.h (renumber_insns): Change prototype.
371 * toplev.c (flag_renumber_insns): Define.
372 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
374 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
376 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
377 and fpsqrtd. Use them and create fdiv function unit to more
378 accurately represent fpu sqrt pipeline semantics on UltraSparc.
379 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
381 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
383 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
385 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
386 insn into ready list, do not use just a raw swap.
388 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
390 * rtl.h (renumber_insns): New function.
391 (remove_unnecessary_notes): Likewise.
392 * emit-rtl.c (renumber_insns): Define.
393 (remove_unncessary_notes): Likewise.
394 * toplev.c (rest_of_compilation): Remove dead code.
395 Use renumber_insns and remove_unncessary_notes.
397 * gcse.c (struct null_pointer_info): New type.
398 (get_bitmap_width): New function.
399 (current_block): Remove.
400 (nonnull_local): Likewise.
401 (nonnull_killed): Likewise.
402 (invalidate_nonnull_info): Take a null_pointer_info as input.
403 (delete_null_pointer_checks_1): New function.
404 (delete_null_pointer_checks): Use it.
406 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
407 (split_edges): Likewise.
408 (schedule_block): Likewise.
409 (compute_block_backward_dependencies): Likewise.
410 (schedule_region): Likewise.
411 (schedule_insns): Likewise.
413 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
415 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
416 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
417 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
418 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
419 * jump.c (delete_unreferenced_labels): Don't delete if
420 LABEL_ALTERNATE_NAME is set.
421 * print-rtl.c (print_rtx): Dump alternate name.
422 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
423 * rtl.h (LABEL_ALTERNATE_NAME): Define.
424 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
425 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
427 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
429 * fix-header.c (recognized_extern, recognized_function): Constify
432 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
433 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
434 (compute_available): Remove unused variable `last'.
435 (compute_nearerout): Remove unused variable `temp_bitmap'.
436 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
437 Remove unused variable `x'.
439 * scan.h (recognized_function, recognized_extern): Constify a
442 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
444 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
446 * varasm.c (decode_rtx_const): Use XSTR to access the string
449 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
451 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
453 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
455 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
457 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
459 * pa.c (ireg_operand): New function.
460 * pa.h (PREDICATE_CODES): Handle ireg_operand.
461 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
462 Fix out of date comment.
464 * pa.md (negdi2): Turn into expander + anonymous pattern.
466 * reload.c (find_reloads): Fix typos in recent change.
468 * dwarf2out.c: Do not include ctype.h.
470 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
472 * regclass.c (record_reg_classes): Always use may_move_cost when
473 seeing how operand fits with various register classes.
475 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
477 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
478 * toplev.c: Revert Nov 1 13:22 change.
480 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
482 * config/pa/pa.md (height reduction patterns): Add checks for
483 overlapping operands to avoid semantic-destroying splits for
484 height reduction patterns.
486 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
488 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
489 have been an hyphen, fixed.
490 * configure: Rebuilt.
492 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
494 * config/arm/tpe.h: Add prototypes for exported functions.
495 * config/arm/pe.c: Fix compile time warnings.
496 * config/arm/semi.h: Fix compile time warnings.
497 * config/arm/arm.c: Fix compile time warnings.
498 * config/arm/arm.h: Fix compile time warnings.
499 * config/arm/arm.md: Fix compile time warnings.
500 * config/arm/thumb.c: Fix compile time warnings.
501 * config/arm/thumb.h: Fix compile time warnings.
502 * config/arm/thumb.md: Fix compile time warnings.
504 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
506 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
509 * unroll.c (unroll_loop): Remove LOOP notes when loop is
512 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
514 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
516 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
518 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
519 * rtl.h (rtx_equal_p): Move prototype.
520 * rtl.c (rtx_equal_function_value_matters): Move from
522 (rtx_equal_p): Likewise.
523 * rtlanal.c (rtx_equal_function_value_matters): Delete.
524 (rtx_equal_p): Likewise.
526 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
528 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
531 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
533 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
535 * pa.h (ADDR_VEC_ALIGN): Define.
537 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
538 notes when presented with "if (foo) break; end_of_loop" and
539 the break sequence gets moved out of the loop.
541 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
542 Remove explicit zero initializations of entries within MAP.
544 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
546 * reg-stack.c (convert_regs_1): Handle EH edges specially.
548 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
550 * bitmap.h (BITMAP_XMALLOC): New macro.
551 * flow.c (CLEAN_ALLOCA): Remove.
552 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
553 (life_analysis): Likewise.
554 (update_life_info): Don't use CLEAN_ALLOCA.
555 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
556 (calculate_global_regs_live): Likewise.
557 (print_rtl_with_bb): Likewise.
558 (verify_flow_info): Likewise.
559 * global.c (global_alloc): Likewise.
560 (global_conflicts): Likewise.
561 * integrate.c (save_for_inline_nocopy): Likewise.
562 (expand_inline_function): Likewise.
563 * jump.c (jump_optimize_1): Likewise.
564 (duplicate_loop_exit_test): Likewise.
565 (thread_jumps): Likewise.
566 * loop.c (loop_optimize): Likewise.
567 (combine_givs): Likewise.
568 (recombine_givs): Likewise.
569 * reorg.c (dbr_schedule): Likewise.
570 * unroll.c (unroll_loop): Likewise.
572 * combine.c (combine_instructions): Use xmalloc instead of alloca.
574 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
576 * toplev.c (rest_of_compilation): Don't optimize the CFG
577 when rebuilding, just before dbr.
579 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
581 * output.h (assemble_end_function, assemble_destructor,
582 assemble_constructor, assemble_gc_entry, assemble_global,
583 assemble_label, output_constant_pool) Constify a char*.
585 * varasm.c (assemble_destructor, assemble_constructor,
586 assemble_gc_entry, assemble_end_function, assemble_global,
587 assemble_label, output_constant_pool): Likewise.
589 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
591 * config/arm/thumb.c (thumb_expand_prologue): Add comments
592 explaining what is goin on in this function.
594 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
596 * regclass.c (record_reg_classes): In matching case, recompute
597 costs since the direction of movement is different.
599 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
601 * resource.c (mark_target_live_regs): For unconditional branches,
602 the resources found at the branch target should be added to the
603 resources found so far, not intersected.
605 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
607 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
609 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
610 (sys/mman.h): Include this file only if #HAVE_MMAP.
611 (run_compiles): Initialize `esac_fmt' with one old KR string, not
612 with automatically concatenated ANSI strings.
614 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
616 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
617 (DIV_ROUND_UP): Robustify.
618 (ggc_recalculate_in_use_p): New function.
619 (release_pages): Don't inline it.
620 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
622 (ggc_pop_context): Use ggc_recalculate_in_use_p.
623 (clear_marks): Always save in_use_p.
624 (sweep_pages): Use ggc_recalculate_in_use_p.
625 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
626 Release pages before counting statistics.
628 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
630 * toplev.c (rest_of_compilation): Fix thinko in this change:
632 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
634 (rest_of_compilation): If inside an inlined external function,
635 pretend we are just being declared.
637 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
639 * flow.c (calculate_global_regs_live): Fix thinko.
641 * integrate.c (expand_inline_function): Fix bugs in previous
642 change from Oct 28, 1999.
644 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
646 * stmt.c (expand_value_return): Fix typo in this change:
648 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
649 (expand_value_return): Correctly convert VAL when promoting function
650 return; support RETURN_REG being a PARALLEL.
652 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
654 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
656 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
658 * hard-reg-set.h (reg_names): Constify a char*.
660 * regclass.c (reg_names): Likewise.
662 * regs.h (reg_names): Likewise
664 * a29k/a29k.c (reg_names): Delete declaration.
666 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
668 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
669 arc_output_function_epilogue): Likewise.
671 * elxsi/elxsi.c (reg_names): Likewise.
673 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
675 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
678 * m88k/m88k.c (output_function_profiler): Likewise.
680 * sparc/sparc.c (sparc_flat_output_function_prologue,
681 sparc_flat_output_function_epilogue): Likewise.
683 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
685 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
686 warning from -Wuninitialized and put it under -W.
687 * function.c (uninitialized_vars_warning): Warn only when the
688 corresponding flag is set.
690 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
692 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
693 is nonzero and the single set does not have an elt, then assign
696 * simplify-rtx.c: New file.
697 * Makefile.in (OBJS): Add simplify-rtx.o
698 (simplify-rtx.o): Add dependencies.
699 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
700 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
701 (cse_gen_binary, simplify_unary_operation): Delete.
702 (simplify_binary_operation, simplify_plus_minus): Likewise.
703 (check_fold_consts, simplify_relation_operation): Likewise.
704 (simplify_ternary_operation): Likewise.
705 (delete_trivially_dead_insns): Simplify the contents of the
706 REG_EQUAL note before trying to substitute it into the source
707 of the reg-reg copy at the end of a libcall sequence.
709 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
710 references/callers changed.
712 * mn10200.c (mn10200_va_arg): Force the return value into a
715 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
717 * cccp.c (macroexpand): Avoid out of range accesses for omitted
720 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
722 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
724 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
726 * fold-const.c (fold): Fix thinko when optimizing comparisons
729 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
731 * gcc.texi (Passes): Update front-end files to their current
734 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
736 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
737 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
738 (PREDICATE_CODES): Add addition_operation.
739 * alpha-protos.h (addition_operation): Declare.
740 (secondary_reload_class): Likewise.
741 * alpha.c (addition_operation): New.
742 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
743 * alpha.md (adddi3): Turn into expander.
744 (*lda, *adddi_2): New.
745 (movsf, movdf patterns): Don't preference integer regs.
746 (movsi, movdi patterns): Don't preference fp regs.
748 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
750 * genrecog.c (write_switch): Check for duplicate CODE cases.
752 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
754 * ggc-common.c: Update pre-function commentary.
755 * ggc-page.c: Likewise.
757 (poison_pages): Use memset directly.
758 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
759 (ggc_collect): Poison before sweeping.
760 * ggc-simple.c: Update pre-function commentary.
761 (ggc_alloc_obj): Poison non-zeroed memory.
763 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
765 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
766 match format string, even on 64-bit hosts.
767 * gcc-page.c (ggc_page_print_statistics): Likewise.
769 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
771 * config/i386/i386.c (ix86_cpu): Revert last patch.
772 * config/i386/i386.h (ix86_cpu): Ditto.
774 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
776 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
777 TYPE_SIZE, convert type of result to sizetype.
779 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
781 * flow.c (count_or_remove_death_notes): Equate NULL with the
784 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
785 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
788 * i386.c (pic_label_no): Delete.
789 (ix86_attr_length_default): Don't use single_set to peek
792 * recog.c (peephole2_optimize): Allow recog_next_insn to index
793 the first insn after bb->end.
794 * i386.md (push mem peeps): Scratch is live after evaluation
796 (cmp mem peep): Similarly.
798 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
800 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
801 * function.c (pad_to_arg_alignment): Add missing braces.
803 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
805 * alpha/alpha-protos.h (literal_section): Add prototype.
806 (alpha_need_linkage, alpha_start_function,alpha_end_function):
809 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
811 (alpha_start_function, alpha_end_function, float_strings,
812 alpha_need_linkage): Constify a char*
814 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
816 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
818 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
820 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
822 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
824 * flow.c (debug_flow_info): Add prototype.
826 * gcc.c (main): Likewise.
828 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
831 * reload1.c (failed_reload, set_reload_reg): Likewise.
833 * mips-tfile.c (main): Likewise.
834 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
835 with ATTRIBUTE_NORETURN.
837 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
839 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
840 DECL is not a memory ref.
842 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
844 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
845 * config/i386/i386.c (ix86_cpu): Add extern attribute.
847 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
849 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
850 * config/mips/elf64.h: ditto.
852 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
854 * expr.c (emit_push_insn): New argument alignment_pad.
855 Update all callers. Adjust stack pointer based on alignment pad.
856 * function.c (pad_to_arg_alignment): New argument alignment_pad.
857 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
858 (locate_and_pad_parm): New argument alignment_pad. Update all
860 * expr.h (emit_push_insn): Update prototype.
861 (locate_and_pad_parm): Update prototype.
862 * calls.c (arg_data): Add new field alignment_pad.
863 (initialize_argument_information): Initialize alignment_pad.
865 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
867 * except.c (free_eh_nesting_info): Free the info itself.
868 * function.c (free_after_compilation): Don't free NULL.
869 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
870 (pre_edge_insert): Free inserted.
871 * stmt.c (free_stmt_status): Don't free NULL.
873 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
875 * gcov.c (DIR_SEPARATOR): Provide default.
876 (output_data): Add test for MS-DOS format absolute filename.
877 (fancy_abort): Correct program name.
878 (open_files): Open all files in binary mode.
879 * libgcc2.c (__bb_exit_func): Likewise.
881 * profile.c (init_branch_prob): Specify binary when opening files.
883 * flags.h (flag_unwind_tables): New decl.
884 * toplev.c (flag_unwind_table): New definition.
885 (f_options): Add -funwind-tables.
886 (decode_g_option): Clarify warning when unknown -g option is given.
887 (rest_of_compilation): If inside an inlined external function,
888 pretend we are just being declared.
890 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
891 (dwarf2out_frame_finish): Likewise.
893 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
895 * fold-const.c (merge_ranges): In not in0, but in1, handle
896 upper bounds equal like subset case.
898 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
900 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
901 passed in a register but moved to the stack.
903 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
905 * gcc.c (pass_exit_codes, greatest_status): New variables.
906 (struct option_map): Add entry for "--pass-exit-codes".
907 (execute): Update greatest_status if error.
908 (display_help): Add documentation for -pass-exit-codes.
909 (process_command): Handle -pass-exit-codes.
910 (main): Look at pass_exit_codes and greatest_status on call to exit.
912 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
914 * reload.c (find_reloads): Refine test for no input reload
915 case to not includes reloads emitted after insn.
917 * function.c (find_temp_slots_from_address): Handle sum involving
918 a register that points to a temp slot.
919 (update_temp_slot_address): Make recursive call if both old and
920 new are PLUS with a common operand.
921 * calls.c (expand_call): Mark temp slot for result as having
924 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
926 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
927 component as well as "BINUTILS".
929 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
930 * integrate.c (copy_rtx_and_substitute): Likewise.
931 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
933 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
935 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
936 gdb extensions, write size of type; also be more consistent
937 in using references when this is a subtype.
939 * pa.md (extv, extzv, insv): Use define_expand to reject constant
940 that is out of range.
942 * loop.c (unknown_constant_address_altered): New variable.
943 (prescan_loop): Initialize it.
944 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
945 (invariant_p, case MEM): Remove handling for volatile and readony;
946 check new variable if readonly.
947 (check_dbra_loop): Chdeck unknown_constant_address_altered.
949 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
950 (addr_affects_sp_p): Removed from note_mem_written and only
951 define #ifdef AUTO_INC_DEC.
953 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
955 * regclass.c (record_reg_classes): Properly handle register move
958 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
959 Don't think valid if both operands are invalid.
960 (struct constant_descriptor): New field RTL.
961 (mark_const_hash_entry): Mark it.
962 (record_constant{,_rtx}): Initialize it.
963 (output_constant_def): Allocate RTL in permanent obstack and
965 ({record,compare}_constant_1): Modes must match for
966 CONSTRUCTOR of ARRAY_TYPE.
968 * c-common.h (initializer_constant_valid_p): Delete decl from here.
969 * output.h (initializer_constant_valid_p): Move decl to here.
970 * c-common.c (initializer_constant_valid_p): Delete function from here.
971 * varasm.c (initializer_constant_valid_p): Move function to here.
973 * tree.h (STRIP_SIGN_NOPS): New macro.
974 * fold-const.c (optimize_minmax_comparison): New function.
975 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
976 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
977 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
978 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
979 widening conversions.
980 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
981 to look at size of mode, not precision of type; also add missing cases.
982 (optimize_bit_field_compare, decode_field_reference): Don't try to
983 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
985 * dwarf2out.c (ctype.h): Include.
986 (dwarf2out_set_demangle_name_func): New function.
987 (size_of_line_info): Deleted.
988 (output_line_info): Compute size of line info table from difference
990 (base_type_die, add_name_attribute): Call demangle function, if any.
991 (field_byte_offset): Use bits per word for variable length fields.
992 (gen_array_type_die): Add array name.
993 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
994 (dwarf2out_add_library_unit_info): New function.
996 * explow.c (set_stack_check_libfunc): New function.
997 (stack_check_libfunc): New static variable.
998 (probe_stack_range): Allow front-end to set up a libfunc to call.
1000 * combine.c (simplify_comparison): When making comparison in wider
1001 mode, check for having commuted an AND and a SUBREG.
1002 (contains_muldiv): New function.
1003 (try_combine): Call it when dividing a PARALLEL.
1004 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
1005 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
1007 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
1008 use one of the CLOBBERs instead.
1009 (if_then_else_cond): If comparing against zero, just return thing
1012 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
1013 Don't generate shifts and subtract if have conditional arithmetic.
1015 * rtl.h (delete_barrier): New declaration.
1016 * jump.c (jump_optimize): Set up to handle conditional call.
1017 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
1018 (delete_barrier): New function.
1020 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
1022 * recog.c (nonmemory_operand): Accept ADDRESSOF.
1024 * tree.c (build_type_attribute_variant): Push to obstack of
1025 ttype around type_hash_canon call.
1027 * expr.c (placeholder_list): Move decl to file scope.
1028 (expand_expr): Don't force access to volatile just because its
1030 If ignoring reference operations, just expand the operands.
1031 (expand_expr, case COMPONENT_REF): Propagate
1032 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
1033 Refine test for using bitfield operations vs pointer punning.
1034 (expand_expr, case CONVERT_EXPR): If converting to
1035 BLKmode UNION_TYPE from BLKmode, just return inner object.
1036 Use proper mode in store_field call.
1037 Properly set sizes of object to store and total size in store_field
1038 call for convert to union.
1039 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
1040 memory (like for ADDR_EXPR). Also, don't put constant in register if
1041 we'll want it in memory.
1042 (readonly_fields_p): New function.
1043 (expand_expr, case INDIRECT_REF): Call it if LHS.
1044 (expand_assignment): Handle a RESULT_DECL where
1045 DECL_RTL is a PARALLEL.
1046 (do_jump, case WITH_RECORD_EXPR): New case.
1047 (get_inner_reference): Always go inside a CONVERT_EXPR
1048 and NOP_EXPR if both modes are the same.
1049 (store_field): Use bitfield operations if size of bitsize is not same
1050 as size of RHS's type.
1051 Check for bitpos not a multiple of alignment in BLKmode case.
1052 Do block move in largest possible alignment.
1053 (store_constructor): Set BITSIZE to -1 for variable size and properly
1054 in case of array of BLKmode.
1055 (expand_expr_unaligned): New function.
1056 (do_compare_and_jump): Call it.
1058 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
1059 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
1060 does not include 'o'.
1062 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
1063 both SET_DEST and SET_SRC reference a virtual register.
1064 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
1066 * integrate.c (expand_inline_function): Handle case of setting
1067 virtual stack vars register (from built in setjmp); when parameter
1068 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
1069 (subst_constant): Add new parm, MEMONLY.
1070 (expand_inline_function, integrate_parm_decls): Pass new parm.
1071 (integrate_decl_tree): Likewise.
1072 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
1073 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
1074 (copy_rtx_and_substitute, case SET): Add explicit calls to
1075 copy_rtx_and_substitute for both sides.
1077 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
1079 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
1080 within INDEX_TYPE, instead of before.
1081 (fixup_gotos): Use f->target_rtl, not the next insn,
1082 since latter may be from a later fixup.
1083 (expand_value_return): Correctly convert VAL when promoting function
1084 return; support RETURN_REG being a PARALLEL.
1085 (expand_return): When checking for result in regs and having
1086 cleanup, consider PARALLEL in DECL_RTL as being in regs.
1088 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
1090 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
1091 last_nominal_fname): Mark const.
1092 (struct include_hash: name, nshort, control_macro): Mark
1094 (struct macrodef: symnam): Mark const.
1095 (struct if_stack: fname): Mark const.
1096 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
1097 (IStable): New character-syntax array which encompasses all
1098 the old is_foo arrays.
1099 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
1100 is_space): New macros for interrogating IStable.
1101 (check_macro_name): Kill last argument. All callers changed.
1103 * cppinit.c (initialize_char_syntax): Delete.
1104 (is_idchar, is_idstart, is_hor_space, is_space,
1105 trigraph_table): Delete.
1106 (IStable): New. Initialize with clever macros to avoid
1107 information duplication.
1108 (builtin_array): Table of builtins to get rid of explicit list
1109 in initialize_builtins.
1110 (initialize_builtins): Use builtins_array.
1111 (cpp_start_read): Call init_IStable, and set IStable['$'] if
1112 opts->dollars_in_ident.
1114 * cppexp.c: Change all refs to is_xyz[] arrays to use new
1116 (cpp_parse_expr): Avoid 'format string is not constant'
1117 warning. Use ISGRAPH to identify printable chars.
1118 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
1120 (read_and_prescan): Map trigraphs to chars with open-coded
1121 if-else-if-... sequence, not a lookup table.
1122 * cpphash.c: Change all refs to is_xyz[] arrays to use new
1124 * cpplib.c: Change all refs to is_xyz[] arrays to use new
1125 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
1126 (check_macro_name): Remove ability to report an invalid
1127 assertion name, which is never used.
1128 (do_line): Constify a couple of char *'s.
1129 * cppmain.c (main): Call cpp_cleanup before returning.
1131 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
1133 * ggc.h (struct ggc_statistics): New type.
1134 (ggc_get_size): New function.
1135 (ggc_print_statistics): Likewise.
1136 * ggc-common.c (ggc_stats): New variable.
1137 (ggc_mark_rtx_children): Keep statistics.
1138 (ggc_mark_tree_children): Likewise.
1139 (ggc_print_statistics): New function.
1140 * ggc-page.c (struct globals): Add bytes_mapped field.
1141 (alloc_anon): Update it.
1142 (release_pages): Likewise.
1143 (ggc_get_size): New function.
1144 (ggc_page_print_statistics): New function.
1145 * ggc-simple.c (ggc_get_size): New function.
1147 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
1149 * flow.c (propagate_block): When the last reference to a label
1150 before an ADDR_VEC is deleted because the reference is a dead
1151 store, delete the ADDR_VEC.
1153 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
1155 * resource.c (find_free_register): Don't use the frame pointer
1156 if frame_pointer_needed.
1158 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
1160 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
1161 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
1163 * config/i960/i960.c (i960_va_start): New locals base, num.
1164 Use INDIRECT_REF instead of ARRAY_REF on valist.
1165 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
1167 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
1169 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
1171 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
1173 * tree.def (PLACEHOLDER_EXPR): Update comments.
1175 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1177 * c-common.c (check_format_info): Avoid non-literal format string
1178 warnings when `first_arg_num' is zero.
1180 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1182 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
1184 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
1186 * arm.md (casesi_insn): Add a clobber of the condition code
1189 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
1191 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
1192 used by both cc1 and cc1plus.
1194 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
1196 * config/arm/arm.c: Initialise arm_structure_size_boundary to
1197 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
1198 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
1199 to the value 32 if it has not already been defined.
1200 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
1201 Override definition in arm.h with a value of 8.
1203 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
1205 * c-pragma.c (push_alignment): Don't check the return value
1208 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
1210 * sparc.h (ADJUST_COST): Fix thinko.
1212 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
1214 * cccp.c (rescan): Fixed obp pointer handling around call to
1215 check_expand subroutine.
1217 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
1219 * gcse.c (delete_null_pointer_checks): Only record non-null info
1220 for pseudos when examining stores.
1222 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
1223 splitters for these patterns. Use "#" for output templates.
1224 (addsi3_carryin_shift): New pattern.
1226 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
1228 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
1229 of the function return register into a plain REG until
1230 after function inlining is done.
1232 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1234 * jump.c (jump_optimize_1): If we did cross-jumping, and
1235 the data will matter, rebuild the CFG.
1236 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
1237 not optimizing. Don't run shorten_branches.
1238 * toplev.c (rest_of_compilation): Run shorten_branches after
1241 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
1243 * rtl.h (note_stores): Add additional paramter.
1244 * rtlanal.c (reg_set_p_1): Take additional paramter.
1245 (reg_set_last_1): Likewise.
1246 (reg_set_p): Adjust call to note_stores.
1247 (reg_set_last): Likewise.
1248 (note_stores): Pass data parameter to worker function.
1249 * alias.c (record_set): Take additional parameter.
1250 (init_alias_analysis): Pass it.
1251 * caller-save.c (mark_set_regs): Take additional parameter.
1252 (save_call_clobbered_regs): Pass NULL to note_stores.
1253 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
1255 (record_dead_and_set_regs_1): Likewise.
1256 (reg_dead_at_p_1): Likewise.
1257 (combine_instructions): Adjust calls to note_stores.
1258 (try_combine): Likewise.
1259 (record_dead_insn): Remove.
1260 (record_dead_and_set_regs): Adjust calls to note_stores.
1261 (reg_dead_at_p): Likewise.
1262 * cse.c (invalidate_skipped_set): Take additional parameter.
1263 (cse_check_loop_start): Likewise.
1264 (cse_check_loop_start_value): Remove.
1265 (cse_set_around_loop): Adjust calls to note_stores.
1266 * flow.c (notice_stack_pointer_modification): Take additional
1267 parameter. Remove duplicate declaration.
1268 (record_volatile_insns): Adjust calls to note_stores.
1269 * gcse.c (record_set_info): Take additional parameter.
1270 (record_last_set_info): Likewise.
1271 (invalidate_nonnull_info): Likewise.
1272 (record_set_insn): Remove.
1273 (compute_sets): Adjust calls to note_stores.
1274 (last_set_insn): Remove.
1275 (compute_hash_table): Adjust calls to note_stores.
1276 (insert_insn_end_bb): Likewise.
1277 (delete_null_pointer_checks): Likewise.
1278 * global.c (mark_reg_store): Take additional parameter.
1279 (mark_reg_clobber): Likewise.
1280 (reg_becomes_live): Likewise.
1281 (global_conflicts): Adjust calls to note_stores.
1282 (build_insn_chain): Likewise.
1283 * integrate.c (note_modified_parmregs): Take additional parameter.
1284 (mark_stores): Likewise. Make it static.
1285 (save_for_inline_nocopy): Adjust calls to note_stores.
1286 (try_constants): Likewise.
1287 * integrate.h (mark_stores): Remove declaration.
1288 * jump.c (mark_modified_reg): Take additional parameter.
1289 (thread_jumps): Adjust calls to note_stores.
1290 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1292 (no_equiv): Likewise.
1293 (reg_is_set): Likewise.
1294 (validate_equiv_mem): Adjust calls to note_stores.
1295 (update_equiv_regs): Likewise.
1296 (block_alloc): Likewise.
1297 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1298 (note_addr_stored): Take additional parameter.
1299 (note_set_pseudo_multiple_uses): Likewise.
1300 (record_initial): Likewise.
1301 (prescan_loop): Adjust calls to note_stores.
1302 (strength_reduce): Likewise.
1303 (check_dbra_loop): Likewise.
1304 * regmove.c (flags_set_1): Take additional paramter.
1305 (mark_flags_life_zones): Adjust calls to note_stores.
1306 * reload1.c (mark_not_eliminable): Take additional parameter.
1307 (forget_old_reloads_1): Likewise.
1308 (reload_cse_invalidate_rtx): Likewise.
1309 (reload_cse_check_clobber): Likewise.
1310 (reload_combine_note_store): Likewise.
1311 (move2add_note_store): Likewise.
1312 (reload): Adjust calls to note_stores.
1313 (reload_as_needed): Likewise.
1314 (emit_reload_insns): Likewise.
1315 (reload_cse_regs_1): Likewise.
1316 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1317 (reload_combine): Adjust calls to note_stores.
1318 * resource.c (update_live_status): Take additional paramter.
1319 (mark_target_live_regs): Adjust calls to note_stores.
1320 * stupid.c (find_clobbered_regs): Take additional parameter.
1321 (stupid_life_analysis): Adjust calls to note_stores.
1323 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1325 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1328 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1331 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1332 of the variable arm_structure_size_boundary.
1334 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1336 * alias.c (init_alias_analysis): Allocate reg_known_value and
1337 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1339 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1340 * cse.c (cse_main): Call end_alias_analysis.
1341 * haifa-sched.c (schedule_insns): Likewise.
1342 * local-alloc. (update_equiv_regs): Likewise.
1343 * reload1.c (reload_cse_regs): Likewise.
1345 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1347 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1348 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1349 mapping from MASK_FPU.
1351 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1353 * sparc.md (call): Don't bound structure return size to 0xfff.
1355 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1357 * resource.c (mark_target_live_regs): Check that the target
1358 insn wasn't created after compute_bb_for_insn.
1360 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1362 * ggc-page.c (poison_pages): Don't be overzealous.
1364 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1366 * alias.c: Update comments for ADDRESS.
1367 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1368 it is a local memory reference.
1370 * c-typeck.c (build_function_call): Check that the built-in
1371 function is of class BUILT_IN_NORMAL before trying to recongize
1373 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1374 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1376 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1378 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1380 (pre_gcse): Likewise.
1381 (hoist_expr_reaches_here_p): Likewise.
1382 (hoist_code): Likewise.
1383 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1385 (pre_expr_reaches_here_p_work): ... here.
1386 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1388 (expr_reaches_here_p_work): ... here.
1390 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1392 * resource.c (find_basic_block): Delete.
1393 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1394 (init_resource_info): Call compute_bb_for_insn.
1396 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1398 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1399 with already adjacent blocks, but no fallthru.
1400 (merge_blocks_move_successor_nojumps): Simplify.
1401 (debug_flow_info): New.
1403 * toplev.c (rest_of_compilation): Open jump1 dump file before
1404 jump and close after, as opposed to just using dump_rtl.
1406 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1408 * reload.h (earlyclobber_operand_p): Declare.
1409 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1410 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1411 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1412 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1414 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1415 Richard Henderson <rth@cygnus.com>
1417 * emit-rtl.c (emit_block_insn_before): New.
1418 (emit_block_insn_after): New.
1419 * basic-block.h: Declare them.
1421 * bitmap.h: Protect from multiple inclusion.
1423 * recog.c (scratch_operand): Handle VOIDmode correctly.
1425 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1427 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1428 * function.c (assign_parms): Likewise.
1429 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1431 * reg-stack.c (max_uid): Remove.
1432 (blocks, block_begin, block_end, block_drops_in): Remove.
1433 (block_stack_in, block_out_reg_set, block_number): Remove.
1434 (struct block_info_def, BLOCK_INFO): New.
1435 (enum emit_where): New.
1436 (current_block): New.
1437 (BLOCK_NUM): Remove.
1438 (mark_regs_pat, record_label_references): Remove.
1439 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1441 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1442 (reg_to_stack): Simplified test for existance of fp code. Use
1443 flow.c code. Call shorten_branches after cross-jump opt.
1444 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1445 Return false if the asm doesn't use stack regs. Don't do life
1446 analysis on the asm.
1447 (emit_pop_insn): Replace function pointer arg `when' with
1448 enum `where'. Update all callers.
1449 (change_stack): Likewise. Update basic block end.
1450 (emit_swap_insn): Use current_block->head to limit reverse search
1451 for start of block. Use emit_block_insn_after.
1452 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1453 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1454 structure assignment instead of bcopy.
1456 (convert_regs_entry, convert_regs_exit): New.
1457 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1458 Work on basic blocks and the CFG.
1459 (convert_regs): Use them.
1461 * i386.c (output_fix_trunc): Remove code for DImode input operand
1462 not at top-of-stack.
1463 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1465 (fix_truncdi_1): Allow any mode scratch.
1467 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1469 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1470 * linux.h, netbsd.h, vms.h: Not here.
1472 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1474 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1475 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1476 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1477 CONDITIONAL_REGISTER_USEAGE): Use them.
1478 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1479 gen_conditional_branch,override_options) : Use them.
1480 * config/mips/mips.md : Use them.
1482 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1484 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1486 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1488 * integrate.c (function_cannot_inline_p): Don't allow inlining
1491 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1493 * c-parse.in (cast_expr): Constify.
1495 * cccp.c (special_symbol): Likewise.
1497 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1499 * dwarf2out.c (base_type_die): Likewise.
1501 * global.c (allocno_compare): Likewise.
1503 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1505 * regclass.c (fix_register): Likewise.
1507 * rtl.h (fix_register): Likewise.
1509 * stupid.c (stupid_reg_compare): Likewise.
1511 * toplev.c (decode_f_option): Likewise.
1513 * tree.c (build_complex_type): Likewise.
1515 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1517 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1519 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1521 * reload.c (find_reloads): Compute mode and nregs fields of all
1523 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1524 (calculate_needs): Use precomputed mode/nregs values.
1525 (allocate_reload_reg): Likewise.
1527 (failed_reload, set_reload_reg): ... new functions.
1528 (choose_reload_regs_init): New function, mostly broken out from...
1529 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1530 Also lose one #if 0 block.
1532 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1534 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1537 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1539 * tree.h (BLOCK_TYPE_TAGS): Remove.
1540 (BLOCK_END_NOTE): Likewise.
1541 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1542 (BLOCK_LIVE_RANGE_START): Likewise.
1543 (BLOCK_LIVE_RANGE_END): Likewise.
1544 (tree_block): Remove live_range_flag, live_range_var_flag, and
1545 type_tags. Remove end_note, live_range_start, and live_range_end.
1546 (remember_end_note): Remove prototype.
1547 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1548 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1550 * ggc-common.c (ggc_mark_tree_children): Don't mark
1551 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1552 * integrate.c (adjust_copied_decl_tree): Remove.
1553 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1554 * stmt.c (last_block_end_note): Remove.
1555 (init_stmt): Don't add a GC root for it.
1556 (expand_fixup): Don't set it.
1557 (remember_end_note): Remove.
1558 (expand_end_bindings): Don't set last_block_end_note.
1560 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1562 * reload1.c (reload_reg_free_for_value_p): Show
1563 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1566 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1568 * expmed.c (extract_bit_field): Allow for the case of non-integer
1569 objects that are smaller than a word (like SFmode on a 64-bit
1572 * loop.c (basic_induction_var): A non-integer variable which is
1573 being set by a paradoxical subreg is probably not a biv.
1575 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1577 * prefix.c (translate_name) Check for empty prefix string.
1579 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1581 * Makefile.in (CPP_CROSS_NAME): New variable.
1582 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1584 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1585 names of the files to be uninstalled.
1587 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1589 * collect2.c (IS_DIR_SEPARATOR): Define.
1590 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1592 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1595 * haifa-sched.c (add_dependence): Update the true dependency
1596 cache the first time we add a true dependence to the LOG_LINKS chain.
1598 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1600 * fold-const.c (fold): Fix comment.
1602 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1604 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1605 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1606 dbxout_start_new_source_file, dbxout_source_file,
1607 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1608 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1610 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1611 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1612 (dbxout_block): Initialize variable `blocknum'.
1614 * dbxout.h (dbxout_init, dbxout_finish,
1615 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1616 dbxout_args, dbxout_source_line): Constify a char*.
1618 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1619 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1620 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1621 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1622 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1623 src_info_attribute, mac_info_attribute, producer_attribute,
1624 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1625 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1626 dwarfout_undef): Constify a char*.
1627 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1629 * dwarfout.h (dwarfout_define, dwarfout_undef,
1630 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1632 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1634 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1635 (MULTILIB_ISA_DEFAULT): New.
1636 (MULTILIB_DEFAULTS): Use it.
1637 * config/mips/mips.c (): Remove the now unnecessary definition
1638 of MIPS_ISA_DEFAULT.
1639 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1640 unnecessary definition.
1642 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1644 * arm.md (pic_load_addr): Add constraints to operand 1.
1646 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1648 * fixinc/genfixes: Provide a means for specifying -D options to
1651 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1653 * arm.c (arm_override_options): Correct initialization of
1654 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1655 arm_is_strong, and arm_is_6_or_7.
1657 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1658 (note_set_pseudo_multiple_uses): New function.
1659 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1660 if a pseudo set in the loop exit is used elsewhere.
1662 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1664 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1666 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1668 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1669 a single load-address pattern.
1671 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1673 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1674 depending on whether or not line-number notes are present.
1676 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1678 * cccp.c (progname, file_buf, default_include, include_file,
1679 macrodef, definition, hashval, wchar_type, user_label_prefix,
1680 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1681 expand_to_temp_buffer, is_system_include, base_name,
1682 absolute_filename, read_name_map, open_include_file,
1683 record_control_macro, check_precompiled, check_preconditions,
1684 pcfinclude, pass_thru_directive, create_definition,
1685 check_macro_name, comp_def_part, collect_expansion,
1686 check_assertion, read_token_list, assertion_install,
1687 assertion_lookup, eval_if_expression, conditional_skip,
1688 validate_else, skip_quoted_string, quote_string, macarg1,
1689 error_from_errno, install, lookup, hashf, dump_defn_1,
1690 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1691 check_white_space, rescan, handle_directive, monthnames,
1692 special_symbol, do_include, remap_include_file, write_output,
1693 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1694 do_ident, do_sccs, do_xifdef, skip_if_group,
1695 output_line_directive, macroexpand, macarg, change_newlines,
1696 initialize_builtins, make_definition): Constify a char*.
1698 * pcp.h (stringdef): Likewise.
1700 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1702 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1705 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1706 Richard Henderson <rth@cygnus.com>
1708 * alias.c: Include ggc.h.
1709 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1710 (record_set): Verify enough room in reg_base_value.
1711 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1712 Register it as a GC root.
1713 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1714 * Makefile.in (alias.o): Depend on ggc.h.
1716 * unroll.c (unroll_loop): Verify the insn before a barrier
1717 is a JUMP_INSN before checking JUMP_LABEL.
1719 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1721 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1722 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1723 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1724 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1725 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1726 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1728 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1730 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1732 * alpha/alpha-interix.h (text_section): Delete prototype.
1733 * alpha/elf.h (text_section): Likewise.
1734 * arm/linux-elf.h (text_section): Likewise.
1735 * arm/linux-telf.h (text_section): Likewise.
1736 * c4x/c4x.h (text_section): Likewise.
1737 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1738 * elfos.h (text_section): Likewise.
1739 * i386/aix386ng.h (text_section): Likewise.
1740 * i386/i386-interix.h (text_section): Likewise.
1741 * i386/sco5.h (text_section): Likewise.
1742 * i386/svr3gas.h (text_section): Likewise.
1743 * nextstep.h (text_section): Likewise.
1744 * psos.h (text_section): Likewise.
1745 * ptx4.h (text_section): Likewise.
1746 * svr3.h (text_section): Likewise.
1747 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1749 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1751 * final.c (peephole): Delete prototype.
1753 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1754 (pre_insert_copies): Remove unused variable `bb'.
1756 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1759 * output.h (peephole): Add prototype.
1761 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1763 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1766 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1768 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1769 for inlined declarations.
1771 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1773 * arm.c (logical_binary_operator): New fucntion.
1774 * arm.h (logical_binary_operator): Declare it.
1775 (PREDICATE_CODES): Handle logical_binary_operator.
1776 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1777 output constraints. Add appropriate splitters.
1778 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1779 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1780 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1782 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1784 * genoutput.c (struct operand_data): New elt eliminable.
1785 (output_operand_data): Write it.
1786 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1787 (compare_operands): Take it into account.
1788 * recog.h (struct insn_operand_data): New elt eliminable.
1789 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1791 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1792 (eliminate_regs): Move code that detects changes to elimination
1793 target regs into new function elimination_effects.
1794 Delete one #if 0 block.
1795 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1796 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1797 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1798 Only call eliminate_regs for real operands of the insn, not for parts
1799 of its structure or parts matched by things like match_operator.
1800 Use elimination_effects and check_eliminable_occurrences. Use
1801 copy_insn to duplicate the pattern when not in the final pass.
1803 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1805 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1808 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1810 * fixinc/README: document the "mach" machine matching test
1811 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1812 * fixinc/fixtests.c: Implement the #else/#endif label test
1813 * fixinc/inclhack.def: utilize these tests and fixes
1814 * fixinc/inclhack.sh: regen
1815 * fixinc/fixincl.x: regen
1816 * fixinc/fixincl.sh: regen
1818 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1820 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1823 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1825 * gcc.1: Document exit codes.
1827 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1829 * calls.c: Include tm_p.h later, so everything we need is defined.
1831 * function.c: Likewise.
1833 * except.c: Include tm_p.h.
1835 * sparc.c: Likewise.
1836 (dwarf2out_cfi_label): Don't prototype.
1837 (check_return_regs, epilogue_renumber,
1838 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1839 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1840 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1841 ultra_schedule_insn): Add static prototype.
1842 (data_segment_operand, text_segment_operand): Call itself with the
1843 proper number of arguments.
1844 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1846 * sparc.h: Move all declarations to sparc-protos.h.
1847 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1850 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1852 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1854 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1855 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1856 ASM_OUTPUT_ASCII): Constify a char*.
1858 * sparc-protos.h: New file for sparc prototypes.
1860 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1862 * function.c (record_insns, contains): Always declare and define.
1863 (record_insns): Mark with ATTRIBUTE_UNUSED.
1865 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1867 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1868 to .section when outputting a .bss section to deal with multiple
1869 .bss input sections (as happens with -fdata-sections)
1870 Also output %progbits, not @progbits so the assembler doesn't treat as
1872 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1874 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1875 thumb parts even when building with non-thumb CPUs, by forcing
1878 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1880 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1881 (movdf_const_intreg_sp64): Similarly.
1883 * local-alloc.c (update_equiv_regs): Check the correct insn
1884 for pre-existing REG_EQUIV notes.
1886 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1888 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1889 block reached by a branch if we're not going to actually process
1892 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1894 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1895 a local extern function declaration.
1897 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1899 * i386.c (ix86_expand_prologue): Properly wrap USE around
1900 reg for CALL_INSN_FUNCTION_USAGE.
1902 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1904 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1905 move between GP_REGs.
1907 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1909 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1910 the mode size when finding out if an offset is legal.
1912 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1914 * basic-block.h (PROP_*): Move constants from ...
1916 (compute_bb_for_insn): Free the array before reallocating.
1917 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1918 (allocate_reg_life_data): Reset all reg variables collected by
1920 (get_block_head_tail): Don't convert from bb to block.
1921 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1922 (find_insn_reg_weight): Take block not bb.
1923 (schedule_block): Don't set block num for moved insns.
1924 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1925 (schedule_insns): Do it here instead.
1926 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1927 before update_life_info.
1928 * recog.c (split_all_insns, peephole2_optimize): Update for
1929 new arg to update_life_info.
1930 * rtlanal.c (remove_note): Cope with NULL note.
1931 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1934 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1936 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1938 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1939 block records so that merge_blocks_nomove will clean up correctly.
1940 (split_edge): Handle casesi insns.
1942 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1944 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1946 * pa.md (call, call_value): Do not emit a blockage after restoring
1949 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1951 * c-typeck.c (c_expand_asm_operands): Fix typo.
1953 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1955 * arm.c (fpu_rhs_operand): Verify modes.
1956 (fpu_add_operand): Likewise.
1957 (di_operand): Likewise.
1958 (soft_df_operand): Likewise.
1960 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1962 * arm.c (arm_return_in_memory): APCS rules state that the elements
1963 of a structure returned in a register must be 'integer-like'.
1965 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1967 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1968 in the source tree when the generated targets are out of date
1969 * fixinc/genfixes: Alter it to run individual fixes for make.
1970 * fixinc/README: rewrite
1971 * fixinc/inclhack.def: moved initial comments to README
1973 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1975 * toplev.c (main): Do not generate an error message if an
1976 unrecognised command line switch is recognisable by another
1977 language. If extra_warnings are enabled, then generate a
1978 warning message instead.
1980 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1982 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1983 (insert_pack_attributes): Delete prototype.
1985 * c-pragma.c (default_alignment): New static variable.
1986 (push_alignment): Initialize to current effective alignment.
1987 (pop_alignment): Use to set new alignment.
1988 (insert_pack_attributes): Delete function.
1989 (handle_pragma_token): Set default_alignment as well each time
1990 a #pragma pack(<n>) is encountered.
1992 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1994 * reg-stack.c (stack_result): Aggregates are not returned in
1997 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1999 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
2001 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
2003 * basic-block.h (set_block_num): Declare.
2004 * flow.c (update_life_info): Don't call compute_bb_for_insn
2005 or free_basic_block_vars.
2006 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
2007 (insn_orig_block): Remove.
2008 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
2009 (schedule_block): Keep BLOCK_NUM up-to-date.
2010 (schedule_insns): Use compute_bb_for_insn.
2011 * recog.c (split_all_insns): Likewise.
2012 (peephole2_optimize): Likewise.
2014 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
2016 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
2017 if the pic register is used.
2019 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2021 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
2022 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
2023 if that tests TREE_PERMANENT.
2025 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
2027 * cse.c (invalidate_for_call): Do not remove memory references from
2028 the table here. It's handled elsewhere.
2030 * haifa-sched.c (add_dependence): Protect references to the
2031 true dependency cache with #ifdef INSN_SCHEDULING.
2032 (remove_dependence): Similarly.
2034 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
2035 to the cfg code that this is a return instruction.
2036 * mn10300.md (return_internal): Similarly.
2038 * combine.c (get_last_value): If the last set of a register
2039 is after subst_low_cuid, then we can not use it to determine
2040 the register's last value.
2042 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2044 * Makefile.in: Back out previous change.
2046 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
2048 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
2050 * haifa-sched.c (add_dependence): Only check/update the cache
2052 (remove_dependence): Likewise.
2053 (schedule_insns): Only create the true_dependency_cache if the
2054 average number of instructions in a basic block is very large.
2056 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2058 * Makefile.in (ggc-common.o): Depend on genrtl.h.
2059 (ggc-simple.o): Likewise.
2060 (ggc-page.o): Likewise.
2062 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
2064 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
2065 Prototype for exported functions.
2066 (pre_lcm, pre_rev_lcm): Remove prototypes.
2067 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
2068 (compute_available): Move to lcm.c, and change parameter order.
2069 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
2070 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
2071 (gcse_main): No longer call compute_preds_succs. Rebuild the
2072 set table after reach pre pass.
2073 (pre_insert_map, pre_delete_map, edge_list): New.
2074 (alloc_pre_mem): Allocate edge vectors.
2075 (free_pre_mem): Delete edge vectors.
2076 (compute_pre_data): Call new edge based lcm routines.
2077 (process_insert_insn): New function.
2078 (insert_insn_end_bb): Use it.
2079 (pre_edge_insert): New function.
2080 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
2082 (pre_insert_copies): Revamp using new edge based lcm outputs.
2083 (pre_delete): Likewise.
2084 (one_pre_gcse_pass): Insert & remove fake edges to the exit
2086 (compute_code_hoist_vbeinout): New new edge based routines.
2087 * lcm.c: Remove all the old LCM functions. Replace with new ones
2088 that work with the new cfg datastructures and work with edges
2091 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2093 * reload.h (struct reload): Add new fields "mode" and "nregs".
2094 * reload1.c: Change all occurrences of reload_mode and reload_nregs
2095 to reference the "mode" and "nregs" field within struct reload.
2097 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
2099 * haifa-sched.c (true_dependency_cache): New.
2100 (add_dependence): Use the true dependency cache to avoid expensive
2101 walks down the LOG_LINKS dependency list. Add entries to the
2103 (remove_dependence): Remove entries from the true dependency cache
2105 (schedule_insns): Allocate and initialize and free the true
2108 * haifa-sched.c (schedule_insns): Do not remove inter-block
2109 dependencies anymore.
2111 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2113 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
2114 * i386/t-winnt: Likewise.
2116 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
2118 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
2120 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
2122 * Makefile.in (LANGUAGES): Omit "proto".
2123 (clean): Remove stale comment about removing unprotoize.c.
2125 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2127 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
2128 using arithmetic on void pointers.
2130 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
2132 * haifa-sched.c (compute_block_forward_dependencies): Only check
2133 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
2135 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
2137 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
2138 (expr_equiv_p): Reject memories with different alias sets.
2140 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
2142 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
2143 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
2144 (f_options): Add "bounded-pointers" and "bounds-check" entries.
2145 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
2146 (lang_init): Set default for flag_bounds_check if still "unspecified".
2148 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2150 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
2152 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2154 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
2157 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2159 * config/c4x/c4x.md (*db_noclobber,
2160 *decrement_and_branch_until_zero_noclobber): New patterns and
2161 associated splitters.
2163 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2165 * config/c4x/c4x.md (parallel instruction patterns): Rework
2166 constraints to keep reload happy.
2168 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2170 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
2171 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
2172 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
2173 Add new patterns and associated post-reload splitters.
2175 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2177 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
2179 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2181 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
2183 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
2185 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2187 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
2190 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
2192 * pa.c (move_operand): Rely on memory_address_p to determine the
2193 validity of non-indexed memory addresses.
2194 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
2195 operand in DFmode and SFmode when generating PA2.0 code.
2197 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
2199 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
2201 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
2203 * mips.c (function_prologue): Fix argument types.
2204 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
2205 (casesi_internal): Write to the scratch register.
2207 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
2209 * cppexp.c (cpp_parse_escape): Make static. Change second arg
2211 (parse_charconst): Delete unnecessary cast when calling
2213 (cpplib.h): Kill prototype of cpp_parse_escape.
2215 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
2217 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
2218 * unroll.c (unroll_loop): Cast return value of alloca.
2219 * i370/i370.c: Include function.h and toplev.h.
2220 (i370_label_scan): Remove c++ commented abort.
2221 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
2222 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
2223 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
2224 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
2226 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
2228 * config/t-freebsd: Do not override USER_H.
2229 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
2231 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
2232 Mumit Khan <khan@xraylith.wisc.edu>
2234 * c-parse.in (component_decl): Support anonymous struct/union.
2236 * c-parse.y: Regenerate.
2237 * c-parse.c: Likewise.
2238 * objc/objc-parse.y: Likewise.
2239 * objc/objc-parse.c: Likewise.
2240 * c-decl.c (finish_struct): Don't sort the fields.
2241 (field_decl_cmp): Delete unused function.
2243 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
2245 * sparc.md (movsf_const_intreg): Revert last constraint change.
2246 (movdf_const_intreg_sp32): Likewise.
2248 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
2250 * cse.c: Include hashtab.h instead of splay-tree.h
2251 (struct cse_reg_info): No longer use variant union. Add new
2252 field "regno". All references changed to avoid union.
2253 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
2254 (free_cse_reg_info): Remove.
2255 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
2256 (get_cse_reg_info): Revamp to use expandable hash tables instead
2257 of splay trees. Initialize new fields in cse_reg_info structure.
2258 (new_basic_block): Similarly.
2260 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
2262 * genrecog.c (message_with_line): Prototype.
2263 (validate_pattern): Pass along the set for the dest, not a flag.
2264 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
2265 Check for PC/CC0 as sources.
2266 (nodes_identical): Check for children position match before
2267 allowing the combination.
2269 * rtl.c (read_rtx): Track line number across \\\n.
2271 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
2273 * mips.h (SPECIAL_MODE_PREDICATES): New.
2274 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
2275 (movdi+1, movsi+1): Add output reload constraint.
2276 (casesi_internal): Likewise. Fix commentary.
2277 (return_internal): Use pmode_register_operand.
2279 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
2281 * 1750a.md (movstrqi): Add missing output reload constraint.
2282 (call_value): Likewise.
2283 * a29k.md (cpxxx patterns): Add missing match_operator mode.
2284 (jmpfdec): Add missing inout reload constraint.
2285 * elxsi.md (addsi patterns): Add missing output reload constraint.
2286 (move from sp): Use @ alternates.
2287 (call_value): No constraint on output.
2288 * fr30.md (movsi_pop): Add missing output reload constraint.
2289 (movsf_constant_store): Likewise.
2290 (splits): Remove constraints.
2291 (subsi3): Add missing mode.
2292 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2293 (call_value): Likewise.
2294 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2295 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2296 * m32r.md (movsicc_internal): Add output reload constraint.
2297 (movstrsi_internal): Add inout reload constraints.
2298 * m88k.h (reg_names): Don't declare.
2299 (SPECIAL_MODE_PREDICATES): New.
2300 * m88k.md (*): Use register_operand not reg_or_0_operand
2302 * mn10200.h (PREDICATE_CODES): New.
2303 * ns32k.md (ffs pattern): Add output reload constraint.
2304 * pdp11.md (sob pattern): Add inout reload constraint.
2305 * sh.md (splits): Remove constraints.
2306 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2307 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2308 * vax.md (jgequ pattern): Add inout reload constraint.
2310 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2312 * configure.in (djgpp): Revert previous patch.
2313 * configure: Rebuit.
2314 * config/i386/djgpp.h: Revert previous patch.
2316 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2318 * fixinc/inclhack.def: Restore patch lost during last merge of
2319 "no_bogosity" branch.
2320 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2322 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2324 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2325 * fixinc/inclhack.def: Same.
2326 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2328 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2330 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2331 as the base of a PLUS.
2333 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2335 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2336 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2338 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2340 * pa.md (post_stw+1): Use pmode_register_operand.
2341 (dcacheflush, icacheflush): Likewise.
2343 * i386.md (movstricthi_1): Allow r/r.
2345 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2347 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2348 to (not (and (arg0) (arg1))). Similary for and.
2350 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2351 falltrought to assocate code.
2352 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2355 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2356 no bits in common; remove XOR to ROTATE conversion.
2358 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2360 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2362 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2364 * config/c4x/c4x.c (dst_operand): New.
2365 (PREDICATE_CODES): Update.
2366 * config/c4x/c4x.h (dst_operand): Declare it.
2367 * config/c4x/c4x.md: Define mode for each unspec usage.
2368 (move patterns): Use dst_operand predicate instead of src_operand.
2369 (movqi_update, movqf_update): Delete.
2371 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2373 * recog.c (pmode_register_operand): New.
2374 * recog.h: Declare it.
2375 * genrecog.c (pred_codes): Likewise.
2376 (special_mode_pred_table): Likewise.
2377 (validate_pattern): Don't warn no mode for address_operand.
2379 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2380 if the operand is not insn-like.
2382 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2383 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2385 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2387 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2389 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2390 instead of general_operand in a SET_DEST. Use const_double_operand
2391 instead of an explicit test against CONST_DOUBLE.
2392 (movsf_const_lo): Add missing register mode.
2393 (goto_handler_and_restore): Add auxiliary test for Pmode.
2394 (flush): Adjust to use address_operand.
2395 (return_sf_no_fpu): Add missing output constraint.
2397 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2399 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2400 for call return value.
2401 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2403 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2405 * toplev.c (main): Only warn about options for other languages.
2406 * collect2.c (main): Pass -w to sub-gcc.
2408 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2410 * flow.c (propagate_block): Add call-clobbered registers to
2413 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2414 zapping mem_set_list.
2415 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2416 (mark_set_1, mark_used_regs): Likewise.
2418 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2420 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2422 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2424 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2425 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2426 options. Also add a new item "C-only Warning Options" to the
2429 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2431 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2432 from multiple calls.
2434 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2436 * i386.md (call value patterns): Move to the end of the file.
2437 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2439 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2441 * configure.in (djgpp configuration): Define extra_objects..
2442 * configure: Rebuilt.
2443 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2444 (DTORS_SECTION_ASM_OP): Define.
2445 (INIT_SECTION_ASM_OP): Define.
2446 (FINI_SECTION_ASM_OP): Define.
2447 (DATA_SECTION_ASM_OP): Define.
2448 (TEXT_SECTION_ASM_OP): Define.
2449 (EH_FRAME_SECTION_ASM_OP): Define.
2450 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2451 (STARTFILE_SPEC): Add crtbegin.o.
2452 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2453 to here from LINK_COMMAND_SPEC.
2454 (DO_GLOBAL_CTORS_BODY): Define.
2455 (CRTSTUFF_USE_FINI_SECTION): Define
2456 (HAS_INIT_SECTION): Delete.
2458 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2460 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2462 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2464 * pa.h (PREDICATE_CODES): New.
2466 * genrecog.c (validate_pattern): Condense the destination
2469 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2471 * alpha.md (call-1): Supply missing mode for operator.
2472 (*): Add missing output reload constraints. Remove constraints
2475 * i386.h (SPECIAL_MODE_PREDICATES): New.
2476 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2477 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2478 (addsi_lea_3): Add missing mode for op 3.
2479 (prologue_set_got, prologue_get_pc): Add missing modes.
2480 (*) Add missing output reload constraints.
2482 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2484 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2485 check for member bit-size overflow and use var_size if it occurs.
2486 (layout_record): Use bitsize_int() to define the type size in bits.
2487 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2488 (layout_decl): Likewise when assigning to DECL_SIZE.
2490 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2492 * genrecog.c (validate_pattern): Typo last change. Verify
2493 that output operands have output reloads.
2495 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2497 * genrecog.c (special_mode_pred_table): New.
2498 (NUM_SPECIAL_MODE_PREDS): New.
2499 (find_operand): New.
2500 (validate_pattern): New argument `insn'. Warn for assignment to
2501 any predicate accepting non-lvalues. Conditionaly warn for
2502 match_operand without a mode. Try much harder to match source
2503 and destination modes on a set.
2504 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2506 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2508 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2510 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2512 * combine.c (simplify_logical): Recognize xor pattern that encodes
2515 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2517 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2520 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2522 * ggc-page.c (MAP_FAILED): Provide default.
2524 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2526 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2527 * sparc.h (PREDICATE_CODES): Update.
2529 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2531 * alpha.c (some_ni_operand): New.
2532 * alpha-protos.h: Declare it.
2533 * alpha.h (PREDICATE_CODES): Update.
2534 * alpha.md (sXaddq reload insns): Use some_ni_operand
2535 for SET_DEST instead of some_operand.
2537 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2538 Jim Wilson <wilson@cygnus.com>
2540 * genrecog.c (maybe_both_true_2): Don't compare modes of
2542 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2543 after find_afterward.
2544 (debug_decision_1): Dump next and afterward codes.
2546 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2548 * rtl.c (dump_and_abort): Remove.
2549 (fatal_with_file_and_line): New.
2550 (fatal_expected_char): New.
2551 (read_rtx_lineno, read_rtx_filename): New.
2552 (read_skip_spaces): Track line number.
2553 (read_name): Use fatal_with_file_and_line.
2554 (read_rtx): Use fatal_expected_char. Track line number.
2555 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2557 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2558 if it isn't a CODE_LABEL.
2560 * genattr.c (main): Set read_rtx_filename.
2561 * genattrtab.c (main): Likewise.
2562 * gencodes.c (main): Likewise.
2563 * genconfig.c (main): Likewise.
2564 * genemit.c (main): Likewise.
2565 * genextract.c (main): Likewise.
2566 * genflags.c (main): Likewise.
2567 * genopinit.c (main): Likewise.
2568 * genoutput.c (main): Likewise.
2569 * genpeep.c (main): Likewise.
2571 * genrecog.c (decision_test.u.insn): Add `lineno'.
2572 (pattern_lineno, error_count): New variables.
2573 (message_with_line): New.
2574 (add_to_sequence): Break out checking code to ...
2575 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2576 (merge_insn): Use message_with_line.
2577 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2578 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2580 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2582 * expr.c (store_constructor): Clear union if constructor is empty.
2584 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2586 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2587 Add !endian checks. Change %{...} to %(...).
2589 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2591 * i386.md (*addsi3_cc): Renamed from addcsi3.
2592 (*addsi3_carry): Renamed from addxsi3.
2593 (*subsi3_cc): Renamed from subcsi3.
2594 (*subsi3_carry): Renamed from subxsi3.
2595 (*xorqi_cc_1): Renamed from xorcqi_1.
2596 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2597 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2599 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2601 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2602 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2604 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2606 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2607 climb up the chain of insns.
2609 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2611 * genrecog.c (write_subroutine): Careful for null trees.
2612 (process_tree): Don't elide empty functions.
2614 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2616 * Makefile.in (genrtl.o): Depend on ggc.h.
2617 * configure.in (valloc): Probe for it.
2618 (with-gc): Use ggc-page if valloc present.
2619 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2620 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2621 (ggc_alloc_string): Moved from ggc-page.c.
2622 * ggc-none.c (ggc_alloc_obj): New.
2623 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2624 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2625 (struct globals): Likewise for dev_zero_fd.
2626 (init_ggc): Likewise for it's initialization.
2627 (ggc_allocated_p): Move careful dereference from ...
2628 (ggc_lookup_page_table): ... here. Delete.
2629 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2630 (alloc_anon): Use valloc if no mmap.
2631 (release_pages): Use free if using valloc.
2632 (ggc_alloc_obj): Renamed from alloc_obj.
2633 (ggc_set_mark): Renamed from mark_obj.
2634 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2635 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2636 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2637 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2638 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2639 (ggc_collect): Use fp printing instead of our own rounding.
2640 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2641 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2642 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2643 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2644 (struct ggc_string, struct ggc_any): Delete.
2645 (offsetof): Provide default definition.
2646 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2648 (struct ggc_mem): New, from corpse of ggc_any.
2649 (struct ggc_status): Delete.
2650 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2651 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2652 (n_strings_collected, n_anys_collected): Delete.
2653 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2654 (ggc_alloc_string, ggc_alloc): Delete.
2655 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2656 (ggc_free_string, ggc_free_any): Delete.
2657 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2658 (ggc_compare_addresses, ggc_mark_string): Delete.
2659 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2660 (search_data): Delete.
2661 (struct globals): New.
2662 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2663 (tree_insert, tree_lookup): New.
2664 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2665 (clear_marks, sweep_objs): New.
2666 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2667 (init_ggc): Set allocated_last_gc.
2668 (ggc_push_context): Gut. Use G.context.
2669 (ggc_pop_context): Likewise.
2670 (ggc_pop_context_1): New.
2671 (debug_ggc_tree): New.
2672 (debug_ggc_balance, tally_leaves): New.
2673 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2674 (ggc_mark_string_if_gcable): Remove decl.
2675 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2676 (ggc_mark_rtvec_children): New.
2677 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2678 (ggc_mark_if_gcable): New decl.
2679 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2680 (ggc_alloc_tree, ggc_alloc): Likewise.
2681 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2682 (ggc_alloc_obj): New decl.
2683 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2684 (ggc_alloc_tree, ggc_alloc): Likewise.
2685 (ggc_set_mark): New decl.
2686 * rtl.h (struct rtx_def): Remove gc_mark.
2687 (struct rtvec_def): Likewise.
2688 * tree.h (struct tree_common): Likewise.
2690 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2692 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2693 float_format and thread_file definitions.
2694 * configure: Rebuilt.
2696 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2698 * extend.texi (Function Names): Document types of function names.
2700 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2702 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2703 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2705 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2707 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2709 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2711 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2713 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2715 * collect2.c (main): Do prelimnary link on AIX if rflag.
2717 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2719 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2720 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2722 (__do_global_dtors): similarly for __DTOR_LIST__.
2724 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2725 Diego Novillo <dnovillo@cygnus.com>
2727 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2730 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2732 * fixincl/*: Merged "no_bogosity" branch
2733 * fixincl/fixlib.h: protect against doubly defining t_bool
2734 * fixincl/server.h: protect against doubly defining t_bool
2736 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2738 * genoutput.c: Include toplev.h.
2740 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2742 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2744 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2745 * configure: Regenerate.
2747 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2749 * gcse.c (delete_null_pointer_checks): Returns void.
2751 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2753 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2754 * emit-rtl.c (copy_insn_1): Likewise.
2756 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2758 * config/mips/mips.c (mips_build_va_list): Correct
2759 TREE_CHAIN setting when hard-float.
2760 (mips_va_start): Use corrected setting.
2761 (mips_va_arg): Likewise. Also pass a tree to build of
2762 POSTINCREMENT_EXPR rather than a naked 'int'.
2764 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2766 * ggc.h (ggc_push_context): Fix comment.
2767 (ggc_pop_context): Likewise.
2768 (mark_string_if_gcable): Likewise.
2769 * ggc-common.c (ggc_mark_rtx_children): Use
2770 ggc_mark_string_if_gcable.
2771 * ggc-page.c (ggc_lookup_page_table): New function.
2772 (ggc_allocated_p): Likewise.
2773 (mark_obj): Fix formatting.
2774 (ggc_mark_string_if_gcable): New function.
2775 * ggc-simple.c (ggc_allocated_strings): New variable.
2776 (ggc_strings_used): Likewise.
2777 (ggc_compare_addresses): New function.
2778 (ggc_pop_context): Pop the `any' memory too.
2779 (ggc_mark_string_if_gcable): New function.
2780 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2782 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2784 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2785 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2786 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2789 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2791 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2792 (sched_reg_live_length, sched_reg_basic_block): Delete.
2793 (current_block_num, bb_live_regs, old_live_regs): Delete.
2794 (dead_notes, struct sometimes): Delete.
2795 (sched_note_set, birthing_insn_p): Delete.
2796 (adjust_priority): Gut useless reg lifetime code.
2797 (create_reg_dead_note, attach_deaths): Delete.
2798 (attach_deaths_insn, new_sometimes_live): Delete.
2799 (finish_sometimes_live): Delete.
2800 (find_pre_sched_live, find_post_sched_live): Delete.
2801 (update_reg_usage): Delete.
2802 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2803 (schedule_insns): Delete reg lifetime code.
2804 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2805 (unlink_other_notes): Adjust REG_NOTE commentary.
2806 (reemit_notes): Use REG_SAVE_NOTE.
2807 (schedule_block): Likewise.
2808 (schedule_region): Allocate bitmap of blocks in region. Use
2809 count_or_remove_death_notes. Use update_life_info.
2811 * rtl.h (REG_SAVE_NOTE): New.
2812 * rtl.c (reg_note_name): Update.
2814 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2816 * combine.c (refresh_blocks, need_refresh): New.
2817 (combine_instructions): Allocate refresh_blocks. Invoke
2818 update_life_info if needed.
2819 (distribute_notes): Mark refresh_blocks instead of installing
2821 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2822 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2824 * Makefile.in (recog.o): Depend on basic-block.h.
2826 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2828 * genrecog.c (add_to_sequence): Thinko last change: delete
2829 shadowing allow_const_int variable.
2831 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2833 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2834 __GNUC__ and __GNUC_MINOR__.
2836 * gansidecl.h: Likewise.
2842 * toplev.h: Likewise.
2848 * varray.c: Likewise.
2850 * varray.h: Likewise.
2852 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2854 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2855 use one before a jump table.
2857 * rtl.def (ADDRESS): Change documentation to match reality.
2858 * md.texi: Don't document it.
2859 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2862 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2864 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2866 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2867 known predicate block; default allow_const_int true.
2868 (debug_decision_list): New.
2870 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2872 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2874 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2876 * gcse.c (gcse_main): Avoid global optimizations if we have a
2877 large number of basic blocks and the ratio of edges to blocks
2879 (delete_null_pointer_checks): Likewise.
2881 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2883 * c-common.c (check_format_info): Warn if format string isn't a
2886 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2888 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2889 * configure: regenerate
2891 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2893 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2894 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2895 (peepholes): Re-enable.
2897 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2899 * Makefile.in (flow.o): Depend on TREE_H.
2900 * basic-block.h (REG_SET_EQUAL_P): New.
2903 (free_regset_vector): Remove declaration.
2904 (flow_delete_insn_chain): Declare.
2905 (enum update_life_extent): New.
2906 (update_life_info, count_or_remove_death_notes): Declare.
2907 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2908 Verify register live at bb->global_live_at_start before adding USE.
2909 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2910 (CLEAN_ALLOCA): New.
2912 (PROP_*): New flags.
2913 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2914 (clear_edges): Zero n_edges.
2915 (make_edge): Increment n_edges.
2916 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2917 (flow_delete_insn_chain): Export.
2918 (delete_block): Decrement n_edges.
2919 (merge_blocks_nomove): Likewise.
2920 (life_analysis): Give life_analysis_1 PROP flags.
2921 (verify_wide_reg_1, verify_wide_reg): New.
2922 (verify_local_live_at_start): New.
2923 (update_life_info): Rewrite to call into propogate_block.
2925 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2926 always mark stack pointer. Conditionally mark PIC register.
2927 After reload, mark call-saved registers, return regsiters.
2928 (life_analysis_1): Accept PROP flags not remove_dead_code.
2929 Call mark_regs_live_at_end before zeroing regs_ever_live.
2930 Use calculate_global_regs_live. Copy global_live_at_end before
2931 calling final propagate_block. Zero reg_next_use on exit.
2932 (calculate_global_regs_live): New.
2933 (allocate_bb_life_data): Don't allocate bb->local_set.
2934 (init_regset_vector, free_regset_vector): Remove.
2935 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2936 Test flags before every operation. Warn if prologue/epilogue insn
2937 would have been deleted.
2938 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2939 Use alloc_EXPR_LIST.
2940 (mark_used_regs): Accept and use FLAGS, not FINAL.
2941 Remove special handling for RETURN.
2942 (try_pre_increment): Use alloc_EXPR_LIST.
2943 (dump_flow_info): Dump n_edges.
2944 (unlink_insn_chain, split_hard_reg_notes): Remove.
2945 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2946 (find_insn_with_note, new_insn_dead_notes): Remove.
2947 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2948 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2949 (replace_insns): Remove.
2950 (count_or_remove_death_notes): New.
2951 (verify_flow_info): Abort on error after all checks.
2952 (remove_edge): Decrement n_edges.
2953 (remove_fake_edges): Tweek format.
2954 * haifa-sched.c (schedule_insns): Use split_all_insns.
2955 * output.h (update_life_info): Remove declaration.
2956 * recog.c (split_all_insns): From the corpse of split_block_insns,
2957 do the whole function block by block. Use update_life_info.
2958 (recog_last_allowed_insn): New.
2959 (recog_next_insn): Mind it.
2960 (peephole2_optimize): Set it. Walk backwards through blocks.
2961 Use update_life_info.
2962 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2963 (split_all_insns): Declare.
2964 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2965 Use split_all_insns.
2967 * i386.md (or -1 peep2s): Disable.
2969 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2971 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2972 a single pattern. Scrap the 'd' versions as unnecessary.
2974 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2975 tablejump_mips162,tablejump_internal4): The operands to a
2976 label_ref must be VOIDmode.
2978 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2980 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2982 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2984 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2986 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2988 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2989 cache every function if ggc_p.
2991 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2993 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2994 instead of copy_rtx. Accept sequences that contain asm statements.
2995 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2996 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2997 orig_asm_operands_vector, copy_asm_operands_vector,
2998 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
3000 * rtl.h (copy_insn, copy_insn_1): Declare.
3002 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3004 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
3006 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
3007 arguments to `current_file_function_operand'.
3009 * genrecog.c: Include hard-reg-set.h and resource.h in the
3010 generated output file.
3012 * real.c: Include tm_p.h.
3014 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3016 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
3019 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
3021 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
3022 before the fctiwz insn.
3024 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3025 Mark Mitchell <mark@codesourcery.com>
3027 * tree.c (make_lang_type_fn): New funtion pointer.
3028 (make_lang_type): Call it.
3029 * tree.h (make_lang_type): Declare.
3030 (make_lang_type_fn): Likewise.
3031 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
3033 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
3035 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
3036 make sure that HIGH instructions are copied into BASE_REGS.
3038 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
3040 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
3042 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
3044 * c-decl.c (finish_struct): Use simpler method of
3045 removing elements of a singly-linked list.
3047 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
3049 * alpha.md (peephole2's): Comment out peephole2's that generate
3052 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
3054 * genrecog.c (add_to_sequence): Disable mode check for
3057 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3059 * ggc-simple.c (init_ggc): Set empty_string.
3061 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
3063 * configure.in: Detect mmap. Add --with-gc=foo to select
3064 garbage collector; default to page if mmap available.
3065 * Makefile.in (GGC): Substitute.
3067 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
3069 * c-decl.c (ggc_p): Enable.
3071 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3073 * flow.c (verify_flow_info): Make it extern & unconditionally define.
3075 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
3077 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
3078 string for little-endian-data.
3080 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
3082 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
3083 case somebody tries to compile --enable-checking code with gcc
3086 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
3088 * genrecog.c (add_to_sequence): Verify operand to label_ref is
3091 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
3093 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
3094 * jump.c (jump_optimize_1): Document why.
3096 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3098 * collect2.c (scan_prog_file, scan_libraries): Prototype function
3099 pointers and casts for `int_handler' and `quit_handler'.
3101 * flow.c (verify_flow_info, split_hard_reg_notes,
3102 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
3103 remove_edge, remove_fake_successors): Add static prototypes.
3104 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
3105 (mark_set_1): Initialize variable `regno'.
3106 (unlink_insn_chain): Likewise for variable `curr'.
3107 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
3109 * loop.c (strength_reduce): Initialize variable
3110 `unrolled_insn_copies'.
3111 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
3112 prototypes. Change these functions to take const PTR parameters
3113 to avoid prototype conflict when used as the comparson argument
3115 (check_dbra_loop): Initialize variable `comparison_val'.
3117 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
3118 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
3119 (find_valid_class): Initialize variable `best_class'.
3120 (find_reloads): Call memcpy, not bcopy.
3122 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
3123 (hard_reg_use_compare): Don't needlessly cast away const.
3124 (reload_reg_class_lower): Likewise.
3125 (choose_reload_regs): Initialize variable `regno'.
3127 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
3129 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
3131 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
3133 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
3134 ({,d}discard): Add forward declarations. Declare parameter as
3136 (main_without_main): Explicitly declare return type to be int.
3137 (memcpy): Properly declare.
3139 * libgcc2.c (toplevel): If inhibit_libc is defined and not
3140 building the trampoline support, declare malloc, free, and
3142 (__clear_cache): Mark arguments as potentially unused.
3144 * frame.c (toplevel): If inhibit_libc is defined, declare
3147 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
3149 * flow.c (make_edge): Accept an optional 2D bitmap in which
3150 to cache edge existence. Update all callers.
3151 (make_label_edge, make_eh_edge): Pass through the edge cache.
3152 (make_edges): Provide the cache.
3154 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3156 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
3158 (local_mbtowc): Change the type of variable `i' from int to size_t.
3160 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
3161 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
3163 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
3165 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
3166 after other includes that define the appropriate types. Include
3167 tm_p.h for getting user prototypes.
3168 * ggc-callbacks.c (toplevel): Ditto.
3169 * ggc-none.c (toplevel): Ditto.
3170 * gcc-page.c (toplevel): Ditto.
3171 * ggc-simple.c (toplevel): Ditto.
3173 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
3174 Jonathan Larmour <jlarmour@cygnus.co.uk>
3176 * config/mips/mips.c (mips_move_2words): Split doubles if
3177 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
3179 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
3181 * genrecog.c (struct decision_test): New.
3182 (struct decision): Remove test-related members, sort the rest by size.
3183 (IS_SPLIT): Simplify.
3184 (new_decision, new_decision_test): New.
3185 (add_to_sequence): Use them. No special handling for args of
3187 (maybe_both_true): Renamed from not_both_true; return sense changed.
3188 (maybe_both_true_1, maybe_both_true_2): New. Broken out
3189 of maybe_both_true and adjusted for decision_test.
3190 (position_merit): Remove.
3191 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
3192 (merge_accept_insn): New, broken out of merge_trees.
3193 (merge_trees): Use them. No special case for c_test; no node
3194 splitting; use test type instead of position_merit.
3195 (factor_tests): New.
3196 (simplify_tests): New.
3197 (break_out_subroutines): Don't write code now.
3198 (find_afterward): New.
3199 (write_afterward, write_switch, write_cond): New.
3200 (write_action, is_unconditional): New.
3201 (write_node): New. Use them.
3202 (write_tree_1): Rewrite. Use the new functions above.
3203 (write_tree): Remove afterward processing.
3204 (write_subroutine): Simplify function variant emission.
3205 (write_subroutines): New.
3206 (same_codes, clear_codes): Remove.
3207 (same_modes, clear_modes): Remove.
3208 (write_header): New, broken out of main.
3209 (make_insn_sequence): Use new_decision and new_decision_test.
3210 (process_tree): New, broken out of main.
3211 (main): Adjust for merge_trees interface change.
3212 Don't #define operands in the output file.
3213 (record_insn_name): New, broken out of make_insn_sequence.
3214 (debug_decision_2, debug_decision_1, debug_decision_0): New.
3215 (debug_decision): New.
3217 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
3219 * resource.c (find_free_register): Mark class_str argument const.
3220 * resource.h: Update prototype to match.
3222 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
3223 * i386.md: Give all anonymous insns names.
3225 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
3227 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
3230 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
3232 * toplev.c (dbr_sched_time): Unconditional.
3233 (peephole2_time): New.
3234 (compile_file): Add pass numbers to all of the dump file suffixes.
3235 Dump peephole2_time. Don't dump times for non-applicable passes.
3236 (rest_of_compilation): Add pass numbers to dump file suffixes.
3237 Conditionalize calls to the scheduler.
3238 * invoke.texi: Update.
3240 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
3242 * flow.c (make_edges): Fix insn iteration.
3243 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
3244 (find_basic_blocks_1): Fix spelling mistake.
3246 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
3248 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
3249 always have side-effects. Use memset not bzero.
3250 (make_node): Likewise.
3252 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
3254 * stmt.c (expand_anon_union_decl): When any of the elements of the
3255 union is addressable, so is the entire union.
3257 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
3259 * sbitmap.c (sbitmap_ones): Don't set too many bits.
3261 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
3262 * bitmap.c (bitmap_operation): Return true iff TO changed.
3263 (bitmap_equal_p): New.
3264 (bitmap_bit_p): Tidy arithmetic.
3265 (debug_bitmap_file): Likewise.
3267 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
3269 * toplev.c (rest_of_compilation): Turn on cse_not_expected
3270 before cse2 instead of after.
3272 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
3274 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
3277 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3279 * cppinit.c (is_idchar initializer): Loosen tests to accept
3282 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3284 * mips.md: Define conditional move patterns for floating point
3285 operands and DI mode conditions.
3287 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3289 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3290 always have side-effects.
3292 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3294 * mn10200.c (asm_file_start): Fix typo.
3296 * cppinit.c (is_idchar initializer): Tighten tests for when
3297 to put the table into initialized memory.
3299 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3300 not an array of rtunion.
3301 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3302 * gcc-simple (ggc_free_rtvec): Similarly.
3304 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3307 * mbchar.h: Add missing #endif.
3309 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3310 (FPBIT, DPBIT): Define.
3312 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3314 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3316 * profile.c (instrument_arcs, output_gcov_string,
3317 tablejump_entry_p): Add static prototypes.
3318 (output_gcov_string): Constify a char*.
3320 * regmove.c (replacement_quality, fixup_match_2): Add static
3323 * resource.h (reg_dead_p): Add extern prototype.
3325 * rtl.c (trim_filename): Add static prototype.
3327 * scan-decls.c (skip_to_closing_brace): Likewise.
3329 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3330 (expand_end_case): Initialize variable `range'.
3331 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3333 * varasm.c (asm_emit_uninitialised): Add static prototype.
3334 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3337 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3339 * cpplib.c (if_directive_nameo): Add static prototype.
3341 * cse.c (cse_insn): Remove unused variable `p'.
3343 * except.c (create_rethrow_ref, push_entry,
3344 receive_exception_label, new_eh_region_entry, find_func_region,
3345 clear_function_eh_region, process_nestinfo): Add static prototypes.
3346 (get_reg_for_handler): Hide definition.
3347 (process_nestinfo): Initialize variable `extra_handlers'.
3349 * expr.h (expand_builtin_longjmp): Add extern prototype.
3351 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3353 * function.c (prepare_function_start): Likewise.
3354 (pop_function_context_from): Mark parameter `context' with
3356 (push_temp_slots_for_block, flush_addressof): Hide definition.
3358 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3359 solve_program_flow_graph, calculate_branch_probs,
3360 function_summary, main, fancy_abort): Add prototypes.
3362 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3363 (add_hash): Constify a char*.
3365 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3366 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3367 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3369 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3371 * lists.c (free_list, zap_lists): Likewise.
3373 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3375 * alias.c (nonlocal_reference_p): Add static prototype.
3377 * bitmap.c (bitmap_element_allocate): Prototype args in function
3380 * builtins.c (stabilize_va_list): Add static prototype.
3381 (expand_builtin_va_arg): Constify a char*.
3383 * c-lex.c (getch, put_back, extend_token_buffer_to,
3384 read_line_number, token_getch, token_put_back): Add static
3387 * c-parse.gperf (hash, is_reserved_word): Likewise.
3389 * cccp.c (is_dir_separator): Likewise.
3391 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3393 * graph.h: New file to prototype functions exported by graph.c.
3395 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3397 * graph.c: Include graph.h.
3399 * toplev.c: Likewise. Remove redundant prototypes.
3401 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3403 * invoke.texi: Removed duplicated description for -Q.
3405 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3407 * extend.texi: Grammar fix in __extension__ text.
3409 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3411 * md.texi (define_peephole2): New section.
3413 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3415 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3416 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3419 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3421 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3423 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3425 * i386.md (ffs expander): Emit Pentium friendly code for
3428 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3430 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3434 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3436 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3438 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3440 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3443 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3445 * md.texi (No Constraints): Delete section.
3446 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3447 * final.c (final_scan_insn): We always have register constraints.
3448 * genattrtab.c: Don't include "insn-config.h".
3449 (write_attr_case): We always have register constraints.
3450 * genconfig.c (register_constraint_flag): Delete.
3451 (walk_insn_part): Don't check whether we have register constraints.
3452 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3453 * genoutput.c (have_constraints): Delete.
3454 (main): Don't set it.
3455 (output_operand_data): We always have constraints.
3456 (scan_operands): Likewise.
3457 (compare_operands): Likewise.
3458 * local-alloc.c (block_alloc): We always have constraints.
3459 (requires_inout): Always compile this function.
3460 * recog.c (extract_insn): We always have constraints.
3461 (constrain_operands, reg_fits_class_p): Always compile these
3463 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3465 (struct insn_operand_data): Likewise.
3466 * regclass.c (regclass): We always have constraints.
3467 (record_reg_classes, copy_cost, record_address_regs,
3468 auto_inc_dec_reg_p): Always compile these functions.
3469 * regmove.c (regmove_optimize): We always have constraints.
3470 * reload.c (find_reloads): Likewise.
3471 * reload1.c (reload): Likewise.
3472 (reload_cse_simplify_operands): Likewise.
3473 * i860.c (output_delay_insn): Likewise.
3475 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3477 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3479 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3481 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3482 for the va_list record.
3484 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3486 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3489 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3491 * alias.c: Include insn-flags.h.
3492 * Makefile.in (alias.o): Update.
3494 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3496 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3497 to LTU and GEU. Handle more cases using sbb.
3499 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3501 * i386.md (truncatexfdf splitters): Do not use subreg.
3502 (fop XFmode patterns): Fix mode in operand testing.
3504 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3506 * jump.c (jump_optimize_1): Amend last change to test only the
3507 form of the operand, not the insn.
3509 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3510 not register_operand to determine when B may need preloading.
3512 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3514 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3515 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3516 (call-value patterns): Move to end of file.
3517 (*): Remove mode from label_ref in (pc) context.
3518 (movstrqi): Use memory not general_operand for BLKmode operands.
3519 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3520 to register_operand operands.
3521 (peep2 patterns): Convert from commented-out peephole patterns.
3523 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3525 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3526 to BUILT_IN_INIT_DWARF_REG_SIZES.
3527 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3528 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3529 expand_builtin_init_dwarf_reg_sizes.
3530 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3531 with __builtin_init_dwarf_reg_size_table.
3532 * dwarf2out.c (struct reg_size_range): Delete.
3533 (expand_builtin_init_dwarf_reg_sizes): New function.
3534 (expand_builtin_dwarf_reg_size): Delete.
3535 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3536 (expand_builtin_dwarf_reg_size): Don't declare.
3537 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3538 (dwarf_reg_size_table): New.
3539 (init_reg_size_table): New function.
3540 (copy_reg): Use dwarf_reg_size_table.
3541 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3544 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3546 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3547 Correctly build argument list to constructor and destructor functions.
3549 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3551 * c-tree.h (warn_float_equal): Declare.
3552 * c-decl.c (warn_float_equal): Define.
3553 (c_decode_option): Recognize -W[no-]float-equal.
3554 * c-typeck.c (build_binary_op): Conditionally warn
3555 about equality tests of floating point types.
3556 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3557 * invoke.texi: Add docs for -Wfloat-equal warning.
3559 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3561 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3562 generating RTL directly.
3563 * mips.h (INIT_TARGET_OPTABS): Likewise.
3564 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3566 * expr.h (init_mov_optab): Delete declaration
3568 * h8300.c (WORD_REG_USED): Update to avoid useless register
3569 saves in interrupt functions and functions which never return.
3571 * cse.c (struct set): Delete inner_dest_loc field.
3572 (cse_insn): Remove assignments to inner_dest_loc field.
3574 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3576 * ggc-page.c: Don't include <unistd.h> etc taken care of
3577 by "system.h". Include <sys/mman.h> afterward.
3579 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3581 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3584 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3586 * xcoffout.c (xcoffout_declare_function): Add documentation.
3587 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3588 TARGET_64BIT. Compare constant to -1, not bit pattern.
3589 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3590 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3593 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3595 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3597 (gen_inlined_enumeration_type_die): Do not abort if the type has
3598 not been writeen out.
3599 (gen_inlined_structure_type_die): Do not abort if the type has
3600 not been writeen out.
3601 (gen_inlined_union_type_die): Do not abort if the type has
3602 not been writeen out.
3603 (gen_tagged_type_instantiation_die): Do not abort if the type
3604 has not been written out.
3606 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3608 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3610 * reg-stack.c (straighten_stack): Copy hard reg set with
3613 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3615 * builtins.c (stabilize_va_list): Stabilize array type va_list
3616 to a pointer type, not the base record type.
3617 (expand_builtin_va_copy): Dereference the pointers explicitly;
3618 use the correct size for the copy.
3620 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3621 (rs6000_va_arg): Likewise.
3623 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3625 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3627 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3629 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3631 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3633 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3635 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3636 (init_ggc): Use it instead of a constant.
3637 (ggc_collect): Bound allocated_last_gc by it.
3639 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3641 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3644 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3646 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3647 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3649 * config/mips/openbsd.h: New, OpenBSD little endian target.
3650 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3651 * config/mips/xm-openbsd.h: New, OpenBSD host.
3653 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3655 * config/m68k/m68k.c (output_function_prologue,
3656 output_function_epilogue): Use
3657 current_function_uses_pic_offset_table instead of regs_ever_live
3658 to decide whether to save/restore pic register.
3659 (legitimize_pic_address): Don't modify regs_ever_live any more.
3661 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3663 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3664 * stor-layout.c (variable_size): Don't add sizes to the pending
3665 sizes list if x_dont_save_pending_sizes_p is set.
3667 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3669 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3670 for symbolic_operand().
3671 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3673 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3675 * combine.c (gen_rtx_combine): Add missing call to va_end().
3677 * final.c (asm_fprintf): Likewise.
3679 * genattrtab.c (attr_rtx): Likewise.
3681 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3683 * cse.c: Update comments.
3684 (cse_insn): When converting a conditional/computed jump into
3685 an unconditional jump, always make sure a BARRIER immediately
3686 follows the converted jump. Do not delete unreachable code.
3687 (cse_basic_block): Do not delete unreachable code.
3688 * toplev.c (rest_of_compilation): Move call to
3689 delete_trivially_dead_insns after the conditional call to
3692 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3694 * collect2.c (make_temp_file): Don't prototype.
3696 * gcc.c (make_temp_file): Likewise.
3698 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3700 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3702 * varasm.c (asm_emit_uninitialised): New function: Generate
3703 the assembler statements necessary to declare an uninitialised
3705 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3707 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3708 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3710 (assemble_variable): Use asm_emit_uninitialised to emit an
3711 uninitialised variable.
3713 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3715 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3716 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3717 <geoffk@cygnus.com>.
3719 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3721 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3722 * c-common.h (builtin_function): Don't declare.
3724 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3726 (pushdecl): Likewise.
3727 (finish_decl): Likewise.
3728 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3729 int. All callers changed.
3730 Set the builtin's DECL_BUILT_IN_CLASS.
3731 * tree.h (enum built_in_class): New.
3732 (enum built_in_function): Delete NOT_BUILT_IN.
3733 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3735 (DECL_SET_FUNCTION_CODE): Likewise.
3736 (DECL_BUILT_IN_CLASS): New macro.
3737 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3738 (struct tree_decl): Split builtin function code field into a
3740 (builtin_function): Declare.
3742 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3744 * optabs.c (init_traps): Fix typo in last change.
3746 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3748 * toplev.c (rest_of_decl_compilation): Update comment.
3750 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3752 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3753 in .sbss if appropriate.
3754 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3755 (SBSS_SECTION_ASM_OP): New macro.
3756 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3757 (EXTRA_SECTIONS): Add in_sbss.
3758 * config/mips/mips.h: Prototype sbss_section.
3760 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3762 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3765 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3767 * optabs.c (init_traps): Register trap_rtx as a GC root.
3769 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3771 * config/mips/mips.c (function_arg_pass_by_reference): Define
3772 unconditionally, since it's called unconditionally.
3774 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3776 * toplev.c (documented_lang_options): Add -fshort-wchar.
3777 * c-decl.c (c_decode_option): Likewise.
3778 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3780 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3781 * gcc.c (default_compilers): If -fshort-wchar,
3782 override __WCHAR_TYPE__.
3783 * tm.texi (C Dialect Options): Add -fshort-wchar.
3785 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3786 symbol for a variable.
3788 * cpplib.h (CPP_PREPROCESSED): New macro.
3789 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3790 we're seeing this input for a second time.
3792 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3794 * emit-rtl.c (init_emit_once): Initialize modes first.
3796 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3798 * config/i386/i386.c (pic_label_name): Change to char pointer.
3799 (global_offset_table): New variable.
3800 (load_pic_register): Fill global_offset_table if it hasn't
3801 already been done. Allocate pic_label_name dynamically.
3802 * ggc.h (empty_string): New variable.
3803 * ggc-simple.c (empty_string): Likewise.
3804 (init_ggc): Allocate empty_string and add as root.
3805 * stmt.c (digit_strings): New variable.
3806 (init_stmt): Add last_block_end_note as root. Allocate and
3807 initialize digit_strings.
3808 (expand_asm_operands): Use empty_string instead of string
3809 constant. Use digit_strings instead of string constants.
3810 * profile.c (init_arc_profiler): Allocate string with
3811 ggc_alloc_string instead of xmalloc.
3812 (output_func_start_profiler): Likewise.
3813 * c-typeck.c (digest_init): Check if init is error_mark_node.
3815 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3816 Richard Henderson <rth@cygnus.com>
3818 * ggc-page.c: New file.
3819 * Makefile.in (ggc-page.o): New.
3821 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3823 * invoke.texi: Document -fdelete-null-pointer-checks
3824 * toplev.c (flag_delete_null_pointer_checks): New.
3825 (f_options): Add entry for -fdelete-null-pointer-checks.
3826 (rest_of_compilation): Conditionalize null pointer check
3827 elimination on flag_delete_null_pointer_checks.
3828 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3830 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3832 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3833 copyright notice and special exception to GPL.
3835 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3837 * abi64.h (mips_function_value): Add prototype arguments.
3839 * mips-protos.h: New file with mips prototypes.
3841 * mips.c: Include "tm_p.h".
3842 (mktemp, lookup_name): Add prototype arguments.
3843 (extern_list, string_constant, mips_fill_delay_slot,
3844 mips_output_external, mips_output_external_libcall,
3845 mips_output_filename, mips_declare_object, function_prologue,
3846 mips_expand_prologue, function_epilogue, mips16_constant,
3847 build_mips16_function_stub, mips_output_conditional_branch):
3849 (mips_va_start): Remove unused variable `u'.
3850 (mips_va_arg): Cast value to unsigned when comparing against one.
3852 (save_restore_insns, mips_expand_prologue): Add missing arg in
3853 call to `large_int'.
3855 * mips.h: Move prototypes to mips-protos.h.
3856 (data_section, memory_address_p, rdata_section,
3857 readonly_data_section, simple_epilogue_p, text_section): Delete
3858 prototypes delcared elsewhere.
3859 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3861 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3863 * mips.md: Delete extra args in call to `mips_move_2words'.
3865 * xm-iris6.h (alloca): Add prototype argument.
3867 * genpeep.c: Include "tm_p.h" in generated output file.
3869 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3871 * basic-block.h (find_edge_index): Change parameters.
3872 * flow.c (verify_edge_list): Pass basic_block parameters to
3873 find_edge_index instead of integers.
3875 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3877 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3880 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3882 * gcc.1: Fix a formatting error.
3884 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3886 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3887 i786, mn10200, mn10300, pdp11, v850.
3889 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3891 * libgcc2.c (num_digits): Add prototype with
3892 __attribute__((const)).
3893 (__terminate): Add prototype.
3895 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3897 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3899 * alpha/alpha.c (print_operand): Fix type of `code'.
3900 (alpha_output_filename): Constify.
3901 * alpha/alpha.h: Move all function declarations ...
3902 * alpha/alpha-protos.h: ... here. New file.
3903 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3904 (SECTION_FUNCTION_TEMPLATE): Likewise.
3906 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3908 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3909 * expr.c (expand_expr): Likewise.
3910 (do_jump): Likewise.
3911 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3912 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3914 (enum can_compare_purpose): New.
3915 (can_compare_p): Adjust prototype.
3916 (prepare_cmp_insn, prepare_operand): Declare.
3917 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3918 * optabs.c (cmp_available_p): Deleted.
3919 (expand_abs): Pass ccp_jump to can_compare_p.
3920 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3921 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3922 Call can_compare_p rather than cmp_available_p.
3923 (prepare_operand): No longer static.
3924 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3925 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3926 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3927 sequence to use emit_cmp_and_jump_insns.
3928 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3930 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3932 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3933 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3934 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3935 (plus (reg) (const_int 0))
3936 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3938 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3940 * rs6000.c (expand_block_move): DImode loads and stores require
3941 word-aligned displacements. Increment address registers with
3942 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3944 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3946 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3947 is no name for the base type, rather than segfault. If we are
3948 writing out a complex integer type, use DW_ATE_lo_user.
3950 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3951 in one word or less (complex char, complex short, or on 64 bit
3952 systems complex float) to/from a hard register, copy it through
3953 memory instead of dying in gen_{real,imag}part. If we have a
3954 short complex type, prevent inlining since it allocates stack
3957 * tree.c (build_complex_type): If we are writing dwarf2 output,
3958 generate a name for complex integer types.
3960 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3962 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3963 * flow.c (remove_edge): Remove extra whitespace.
3964 (remove_fake_edges): Fix comment.
3965 (add_noreturn_fake_exit_edges): Use the correct name.
3967 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3969 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3970 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3971 (clean): Depend on INTL_CLEAN.
3972 (maintainer-clean): Adjust.
3974 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3976 * configure.in (AC_PREREQ): Bump to 2.13.
3977 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3979 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3981 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3983 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3985 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3986 (HAVE_STRINGIZE): Define.
3988 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3990 * c-parse.in: save and restore warn_pointer_arith on __extension__
3991 along with pedantic.
3992 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3993 Set the type of extension to itype rather than $<itype>1 kludge.
3994 * extend.texi (Alternate Keywords): Adjust documentation.
3995 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3997 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3999 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
4000 most assembler templates.
4002 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
4003 FP loads and stores.
4004 (following_call): Always return zero for the PA8000.
4005 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
4006 FP loads and stores.
4007 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
4009 * pa.h (BRANCH_COST): Define.
4011 * pa.md (return, return_internal): Use bve for PA2.0.
4013 * pa.md (fused multiply): Add variants which reduce height for the
4014 fused multiply, but which still generate 2 insns.
4015 (fnegabs): Similarly.
4017 * pa.md (subsi3): Turn into an expander. Create two anonymous
4018 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
4019 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
4021 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
4023 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
4025 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
4026 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
4028 * regclass.c (init_regs): Add "top_of_stack" as a garbage
4031 * flow.c (record_active_eh_regions): Terminate loop after finding
4032 the last insn in the last basic block.
4034 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4036 * config/c4x/c4x.md: Delete parallel instruction peepholes.
4038 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4040 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
4042 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4044 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
4045 splitting to not use output template.
4047 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4049 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
4050 * config/c4x/c4x.c (c4x_va_start): New function.
4052 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
4054 * genrecog.c (not_both_true): Handle correctly cases when called for
4055 tests with different positions in the insn.
4057 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4059 * machmode.h (HOST_PTR_PRINTF): Move from here ...
4061 * system.h (HOST_PTR_PRINTF): ... to here.
4063 * mips-tfile.c: Don't include machmode.h.
4065 * Makefile.in (MACHMODE_H): New variable. Update to use it.
4066 (mips-tfile.o): Don't depend on machmode.h.
4068 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4070 * haifa-sched.c (sched_analyze): Rename local variable `region' to
4071 avoid conflicts with typedef struct `region' at the top level scope.
4073 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
4075 * basic-block.h (basic_block): Add eh_beg, eh_end.
4076 * flow.c (entry_exit_blocks): Update.
4077 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
4079 (find_basic_blocks_1): Don't record eh_list at each bb. Use
4080 lists.c functions to allocate insn lists.
4081 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
4083 (make_eh_edge): ... here. New.
4084 (move_stray_eh_region_notes): New.
4085 (record_active_eh_regions): New.
4086 (delete_unreachable_blocks): Split out block merging ...
4087 (try_merge_blocks): ... here. New.
4088 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
4089 Dump debugging data.
4090 (merge_blocks_move_successor_nojumps): Likewise.
4091 (merge_blocks): Use eh_beg+eh_end to validate block movement.
4093 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4095 * extend.texi (Bound member functions): Document unbound pmf
4098 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4100 * flow.c (split_edge): Handle insertion on a fallthrough edge which
4101 has the EXIT_BLOCK as a dest.
4103 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4105 * flow.c (remove_edge): New function to remove an edge from the
4107 (remove_fake_successors): New function to remove fake successor edges.
4108 (remove_fake_edges): New function to remove all fake edges from the
4110 (add_fake_exit_edges): New function to add fake edges from all blocks
4111 with no successors to the exit block.
4112 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
4113 prototypes for new functions.
4115 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4117 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
4118 Use Pmode to determine whether to output .dword or .word.
4120 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
4122 * tree.c (built_in_filename): New variable.
4123 (BUILT_IN_FILENAME): New macro.
4124 (init_tree_codes): Allocate built_in_filename.
4125 (make_node): Use built_in_filename instead of string constant.
4127 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
4129 * configure.in: Add fr30 target.
4130 * configure: Regenerate.
4131 * config/fr30: New directory.
4132 * config/fr30/crti.asm: New file.
4133 * config/fr30/fr30.c: New file.
4134 * config/fr30/crtn.asm: New file.
4135 * config/fr30/fr30.h: New file.
4136 * config/fr30/fr30.md: New file.
4137 * config/fr30/lib1funcs.asm: New file.
4138 * config/fr30/t-fr30: New file.
4139 * config/fr30/xm-fr30.h: New file.
4141 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
4143 * flow.c (merge_blocks_move_successor_nojumps): Delete the
4144 BARRIER at the end of the successor, not the BARRIER before
4147 * pa.c (pa_add_gc_roots): Fix thinko in last change.
4149 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
4151 * stmt.c (any_pending_cleanups): Don't crash when
4152 current_function->stmt is unset.
4154 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4156 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
4157 other initializations that may use it for relative offsets.
4159 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4161 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
4162 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
4163 * config/i386/sol2dbg.h: Removed.
4164 * config/i386/sol2gas.h: New file, to enable gas work-around.
4165 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
4166 Don't use sol2dbg.h.
4167 * configure: Rebuilt.
4169 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
4171 * invoke.texi (-fthis-is-variable): Remove documentation.
4173 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
4175 * basic-block.h (compute_bb_for_insn): Declare.
4176 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
4177 to use; set size of basic_block_for_insn directly.
4178 (find_basic_blocks): Update.
4180 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4182 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
4184 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4186 * crtstuff.c (ON_EXIT): Delete empty macro definition.
4187 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
4189 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
4191 * c-decl.c (c_decode_option): Extend comment.
4193 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
4195 * toplev.c (progname): Make 'const char *'
4196 (flag_print_mem): Move out of main.
4197 (version_flag): Move out of main.
4198 (filename): Move out of main.
4199 (debug_args): Remove g prefix from options.
4200 (documented_lang_options): Remove cpplib specific options.
4201 (display_help): Add g prefix to debug options.
4202 (check_lang_option): Delete this function.
4203 (decode_d_option): New function: Decode -d... option.
4204 (decode_f_option): New function: Decode -f... option.
4205 (decode_W_option): New function: Decode -W... option.
4206 (decode_g_option): New function: Decode -g... option.
4207 (independent_decode_option): New function: Decode a language
4208 independent command line option.
4209 (main): Invoke lang_decode_option and then
4210 independent_decode_option on each command line option in
4213 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
4215 Revert this change. Gavin's patch to operand_equal_p is a better fix.
4216 * fold-const.c (fold_range_test): Do not try to fold the range
4217 test if the rhs or lhs has side effects.
4219 * basic-block.h (compute_flow_dominators): Declare.
4221 * gcse.c (alloc_code_hoist_mem): New function.
4222 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
4223 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
4224 (hoist_code, one_code_hoisting_pass): Likewise.
4225 (gcse_main): If optimizing for size, then hoist expressions
4226 computed in multiple dominated basic blocks.
4228 * gcse.c (invalid_nonnull_info): New function.
4229 (delete_null_pointer_checks): Likewise.
4230 * rtl.h (delete_null_pointer_checks): Declare.
4231 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
4233 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
4234 (merge-blocks_move_successor_nojumps): Likewise.
4235 (merge_blocks): Allow merging of some blocks, even if it requires
4236 physical movement of the blocks, but not if it requires new jumps.
4238 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
4239 Callers and prototype changed.
4240 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
4242 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4244 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
4245 -YP when both -p and -pg are present. From i386/sol2.h.
4247 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4249 * Makefile.in (distclean): Delete tm_p.h.
4250 * configure.in: Create a new file, "tm_p.h", from a list in
4251 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
4252 "i386/i386-protos.h".
4254 * alias.c: Include "tm_p.h".
4255 * c-typeck.c: Likewise.
4256 * calls.c: Likewise.
4258 * emit-rtl.c: Likewise.
4259 * explow.c: Likewise.
4260 * expmed.c: Likewise.
4262 * final.c: Likewise.
4264 * fold-const.c: Likewise.
4265 * function.c: Likewise.
4267 * global.c: Likewise.
4268 * haifa-sched.c: Likewise.
4269 * integrate.c: Likewise.
4271 * local-alloc.c: Likewise.
4273 * optabs.c: Likewise.
4274 * recog.c: Likewise.
4275 * reg-stack.c: Likewise.
4276 * regclass.c: Likewise.
4277 * regmove.c: Likewise.
4278 * reload.c: Likewise.
4279 * reload1.c: Likewise.
4280 * reorg.c: Likewise.
4281 * resource.c: Likewise.
4283 * stor-layout.c: Likewise.
4284 * toplev.c: Likewise.
4286 * unroll.c: Likewise.
4287 * genattrtab.c (main): Make generated file include "tm_p.h".
4288 * genemit.c (main): Likewise.
4289 * genoutput.c (main): Likewise.
4290 * genrecog.c (main): Likewise.
4292 * i386.h: Delete all prototypes.
4293 * i386.c: Include "tm_p.h".
4294 (ix86_attr_length_default): Call constant_call_address_operand
4295 with correct number of arguments.
4296 * i386-protos.h: New file.
4297 * i386.md (unnamed patterns): Call constant_call_address_operand
4298 with correct number of arguments.
4299 (exception_receiver): Call load_pic_register with correct number
4302 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4304 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4306 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4308 * rtl.h (insns_safe_to_move_p): New function.
4309 * loop.c (find_and_verify_loops): Use it.
4310 * rtlanal.c (insns_safe_to_move_p): Define it.
4312 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4314 * c-pragma.c: Include ggc.h.
4315 * Makefile.in (c-pragma.o): Update.
4317 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4319 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4320 (LIB_SPEC): Likewise.
4321 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4322 Reindent -YP/-p/-pg.
4323 Copied from config/sparc/sol2.h.
4325 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4327 * c-pragma.c (mark_align_stack): New.
4329 * c-pragma.h (init_pragma): Declare it.
4330 * c-lex.c (init_parse): Call it.
4332 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4334 * configure.in: Pick up thread library on Solaris/x86 just
4335 like on Solaris/sparc.
4336 * configure: Rebuilt.
4338 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4340 * rtl.h (global_rtx_index): New enum.
4341 (global_rtl): Change to array of rtx.
4342 (pc_rtx, cc0_rtx): Redefine accordingly.
4343 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4344 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4345 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4346 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4347 (const_int_rtx): Change to array of rtx.
4348 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4350 * emit-rtl.c (global_rtl): Change to array of rtx.
4351 (const_int_rtx): Change to aray of rtx.
4352 (gen_rtx_CONST_INT): Redefine accordingly.
4353 (init_emit_once): Allocate and initialize global_rtl. Likewise
4354 for const_int_rtx. Add both as GC roots.
4355 * genattrtab.c (global_rtl): Update declaration.
4357 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4359 * Makefile (USER_H): Add iso646.h back.
4361 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4363 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4364 zapping the LOG_LINKS of sched_before_next_call.
4366 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4367 * pa.c (insn_refs_are_delayed): Renamed from
4368 insn_sets_and_refs_are_delayed.
4370 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4372 * functiion.h (struct function): Add x_whole_function_mode_p.
4373 (retrofit_block): Declare.
4374 * function.c (retrofit_block): New function.
4375 (identify_blocks): Add assertions. Allow an incomplete set of
4376 block notes if we're still generating code for the function.
4377 * integrate.c: Include loop.h.
4378 (expand_inline_function): Call find_loop_tree_blocks to map block
4379 notes to blocks when in whole-function mode. Use retrofit_block
4380 to insert new BLOCKs for the inlined function, rather than
4382 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4383 * Makefile.in (integrate.o): Depend on loop.h.
4385 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4387 * tree.h (warn_about_unused_variables): Declare.
4388 * stmt.c (warn_about_unused_variables): New function, split out
4390 (expand_end_bindings): Here.
4392 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4394 * stmt.c (preserve_subexpressions_p): Don't crash when
4395 current_function->stmt is unset.
4397 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4399 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4400 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4401 (expand_start_target_temps): Use it.
4402 * except.c (expand_eh_region_start_for_decl): Likewise.
4403 * expr.c (expand_expr): Likewise.
4405 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4407 * fold-const.c (operand_equal_p): Pay attention to side effects.
4409 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4411 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4412 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4414 * tlink.c (scan_linker_output): Look for keywords before accepting
4415 a mangled name in quotes.
4417 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4419 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4420 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4422 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4424 * alpha.md: Revert Thu Nov 26 change that came in through the
4425 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4426 Avoid earlyclobber when possible.
4428 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4430 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4432 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4433 Define HAVE_ON_EXIT.
4435 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4437 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4438 CTYPE_CONV in all ctype macros.
4440 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4443 * cexp.y (initialize_random_junk): Likewise.
4445 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4447 * i370.c (handle_pragma): Likewise.
4449 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4451 * v850.c (override_options): Likewise.
4453 * doprint.c (_doprnt): Likewise.
4455 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4458 * fixinc/server.c (load_data): Likewise.
4460 * fold-const.c (real_hex_to_f): Likewise.
4462 * genattr.c (write_upcase, gen_attr): Likewise.
4464 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4465 write_upcase): Likewise.
4467 * genemit.c (print_code): Likewise.
4469 * genopinit.c (gen_insn): Likewise.
4471 * genpeep.c (print_code): Likewise.
4473 * genrecog.c (print_code): Likewise.
4475 * optabs.c (init_libfuncs): Likewise.
4477 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4479 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4481 (reemit_notes): Likewise.
4483 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4485 * ggc.h (ggc_root): Move to ggc-common.c.
4487 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4488 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4489 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4490 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4491 * ggc-common.c (ggc_root): Move from ggc.h.
4492 (roots): Declare, static.
4493 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4494 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4495 null or check/set mark bit.
4496 (ggc_mark_roots): New.
4497 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4499 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4501 * m32r.c: Include toplev.h.
4502 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4503 (gen_compare): Rename swap_p to must_swap to match uses.
4504 Add default abort case.
4505 (m32r_output_function_epilogue): Remove unused variables.
4506 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4507 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4508 define to empty parameter list. Update all uses.
4509 (predicate decls): Use enum machine_mode not int.
4510 * m32r.md (movsi): Call abort, not fatal_insn.
4511 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4513 1999-09-14 Andrew Haley <aph@cygnus.com>
4515 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4516 use $0 instead of 0.
4518 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4520 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4521 computation out of loop over hard regs.
4523 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4525 * function.c (identify_blocks): Don't shadow a variable in an
4527 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4528 pushdecl, or poplevel to build up the new BLOCK tree.
4529 (expand_inline_function): Likewise.
4530 (integrate_parm_decls): Likewise.
4532 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4534 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4536 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4538 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4539 * invoke.texi: Document this change.
4541 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4543 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4545 (mark_emit_status): Renamed from mark_emit_state.
4546 * except.c (mark_eh_status): Renamed from mark_eh_state.
4547 Check not null before marking.
4548 (free_eh_status): New.
4549 * expr.c (mark_expr_status, free_expr_status): New.
4550 * function.c (free_machine_status): New.
4551 (free_after_parsing): New.
4552 (free_after_compilation): Move bits to free_after_parsing; call
4553 free_eh_status, free_expr_status; zero the marked members of the
4555 (prepare_function_start): No can_garbage_collect.
4556 Call init_eh_for_function.
4557 (expand_dummy_function_end): Free up current_function state.
4558 (mark_function_status): Renamed from mark_function_state.
4559 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4560 * function.h (struct function): No can_garbage_collect.
4561 (free_machine_status, free_after_parsing): Declare.
4562 (free_eh_status, free_expr_status): Declare.
4563 * ggc.h (mark_expr_status): Declare.
4564 * stmt.c (free_stmt_status): Free the struct.
4565 (mark_stmt_status): Renamed from mark_stmt_state.
4566 (init_stmt): Don't call init_eh.
4567 (init_stmt_for_function): Don't call init_eh_for_function.
4568 * toplev.c (compile_file): Call init_eh.
4569 (rest_of_compilation): Free basic block info before ggc_collect.
4570 Call free_after_parsing; conditionally call free_after_compilation.
4571 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4572 Check not null before marking.
4573 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4575 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4577 * c-lex.c (yylex): Initialize warn.
4579 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4581 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4582 register when performing secondary reloads for the SAR register.
4584 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4586 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4587 (NOTE_BLOCK): New macro.
4588 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4589 * function.h (identify_blocks): Change prototype.
4590 * function.c (identify_blocks): Simplify.
4591 (reorder_blocks): Likewise.
4592 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4593 NOTE_INSN_BLOCK_{BEG,END}.
4594 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4595 the list of saved notes if the note isn't a
4596 NOTE_INSN_BLOCK_{BEG,END}.
4597 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4599 (reemit_notes): Adjust recreation of notes to reflect new saved
4601 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4602 printing a block note.
4603 * stmt.c (block_vector): Remove.
4604 (find_loop_tree_blocks): Simplify.
4605 (unroll_block_trees): Likewise.
4606 * tree.h (reorder_block): Change prototype.
4608 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4610 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4611 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4612 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4613 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4614 (atexit, exit): Simplify.
4615 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4616 * config/lots: Remove defns of HAVE_ATEXIT.
4618 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4620 * calls.c (precompute_arguments): Fix typo in comment.
4621 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4624 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4626 * dsp16xx.c (override_options): Fix typos in GC root registration.
4628 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4630 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4632 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4633 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4634 (CC1_SPEC): Likewise.
4636 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4638 * genattr.c (main): Add extern prototype. Call return, not exit.
4639 * genattrtab.c (main): Likewise.
4640 * gencheck.c (main): Likewise.
4641 * gencodes.c (main): Likewise.
4642 * genconfig.c (main): Likewise.
4643 * genemit.c (main): Likewise.
4644 * genextract.c (main): Likewise.
4645 * genflags.c (main): Likewise.
4646 * gengenrtl.c (main): Likewise.
4647 * genopinit.c (main): Likewise.
4648 * genoutput.c (main): Likewise.
4649 * genpeep.c (main): Likewise.
4650 * genrecog.c (main): Likewise.
4652 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4653 * genattrtab.c (get_insn_name): Likewise.
4654 * gencodes.c (get_insn_name): Likewise.
4655 * genconfig.c (get_insn_name): Likewise.
4656 * genemit.c (get_insn_name): Likewise.
4657 * genextract.c (get_insn_name): Likewise.
4658 * genflags.c (get_insn_name): Likewise.
4659 * genopinit.c (get_insn_name): Likewise.
4660 * genpeep.c (get_insn_name): Likewise.
4662 * gencheck.c (usage): Add static prototype.
4663 * genextract.c (print_path): Constify a char*.
4664 * genopinit.c (optabs): Likewise.
4665 * genoutput.c (operand_data, data, output_predicate_decls,
4666 compare_operands): Likewise.
4667 * genrecog.c (write_tree): Add default case in switch.
4669 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4671 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4673 * print-rtl.c (get_insn_name): Remove prototype.
4675 * toplev.h (progname): Declare const.
4677 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4678 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4679 dump_sched_info, dump_local_alloc, regset_release_memory,
4680 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4681 error_with_file_and_line, error_with_decl, error_for_asm, error,
4682 fatal, warning_with_file_and_line, warning_with_decl, warning,
4683 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4684 Remove redundant prototypes.
4686 (notice, check_lang_option, report_file_and_line, vnotice,
4687 mark_file_stack): Add static prototype.
4688 (set_fatal_function): Add prototype.
4689 (vnotice, report_file_and_line, set_fatal_function,
4690 check_lang_option): Constify a char*.
4691 (main): Prototype. Call return, not exit.
4693 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4695 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4697 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4699 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4701 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4703 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4705 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4706 behave as if it's zero in all cases.
4707 (expand_function_start): Adjust call to assign_parms.
4708 * tree.h (assign_parms): Adjust prototype.
4709 * objc/objc-act.c (hack_method_prototype): Adjust call to
4712 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4714 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4715 arg_pointer_rtx fixed if the argument pointer register is
4717 (NONZERO_BASE_PLUS_P): Likewise.
4719 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4721 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4722 match_insn2 to match_insn.
4723 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4725 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4727 * Makefile.in (USER_H): Remove va-foo.h.
4729 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4730 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4731 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4732 va-spur.h,va-v850.h}: Remove.
4734 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4736 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4737 (in_return_delay): Use it instead of match_insn.
4739 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4741 * config/alpha/va_list.h (va-alpha.h): Do not include.
4742 (__gnuc_va_list): Typedef as in varargs.h.
4744 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4746 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4747 DECL_LIVE_RANGE_RTL.
4749 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4751 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4752 not NOTE_BLOCK_NUMBER.
4753 (expand_eh_region_end): Likewise.
4754 (find_exception_handler_labels): Likewise.
4755 (scan_region): Likewise.
4756 (exception_optimize): Likewise.
4757 (update_rethrow_references): Likewise.
4758 (set_insn_eh_region): Likewise.
4759 * final.c (final_scan_insn): Likewise.
4760 * flow.c (make_edges): Likewise.
4761 * integrate.c (expand_inline_function): Likewise.
4762 * print-rtl.c (print_rtx): Likewise.
4764 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4766 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4767 terms of builtin functions and types.
4769 * mips.c (mips_build_va_list): New.
4770 (mips_va_start, mips_va_arg): New.
4771 * mips.h (BUILD_VA_LIST_TYPE): New.
4772 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4774 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4775 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4776 * sh.h (BUILD_VA_LIST_TYPE): New.
4777 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4779 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4781 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4782 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4783 (struct insn_data): Likewise with n_operands, n_dups,
4784 n_alternatives, output_format.
4785 * regclass.c (scan_one_insn): Cast n_operands to int before
4786 arithmetic inside comparison.
4788 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4790 * toplev.c (compile_function): Unconditionally emit nop.
4792 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4794 * haifa-sched.c (actual_hazard): Move declaration of variable
4795 `this_cost' into the scope where it is used.
4797 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4799 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4800 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4801 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4803 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4805 * jump.c (find_insert_position): Don't declare or define unless
4806 !HAVE_conditional_arithmetic.
4807 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4809 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4811 * recog.c (offsettable_address_p): Prototype function pointer.
4812 (preprocess_constraints): Call memset, not bzero.
4814 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4815 (gcc_obstack_init): Don't declare.
4816 (fix_sizetype): Add static prototype.
4817 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4818 (tree_cons): Call memset, not bzero.
4820 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4821 definition in macro ASM_WEAKEN_LABEL.
4822 (mark_const_hash_entry): Add static prototype.
4824 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4826 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4828 * unroll.c (find_common_reg_term, subtract_reg_term,
4829 loop_find_equiv_value): Add static prototypes.
4830 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4831 (copy_loop_body): Remove unreachable break statement.
4833 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4835 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4837 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4839 Undo some changes from the gcc2 merge:
4840 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4841 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4845 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4846 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4847 initialized float-int union if the value is a NaN.
4849 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4851 * gthr-win32.h: New file.
4853 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4854 shared as a valid attribute.
4855 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4856 * extend.texi: Document `shared' variable attribute.
4858 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4860 * configure.in: Handle --enable-threads on FreeBSD.
4861 * configure: Rebuit.
4863 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4865 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4867 * configure: Rebuilt.
4869 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4870 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4871 Rosimildo DaSilva <rdasilva@connecttel.com>
4873 * configure.in (m68k-*-rtemscoff*): Added.
4874 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4875 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4876 sparc-rtems configuration.
4877 * configure.in (sparc-*-rtemself*): Added.
4878 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4879 * config/i386/rtems.h: Added comment.
4880 * config/sparc/rtemself.h: New file.
4882 * configure.in (m68k-rtemself): Added.
4883 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4884 and DWARF_DEBUGGING_INFO.
4885 * config/m68k/crti.s: New file.
4886 * config/m68k/crtn.s: New file.
4887 * config/m68k/t-crtstuff: New file.
4888 * config/m68k/rtemself.h: New file.
4890 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4891 global ctor/dtor and C++ exception handling.
4892 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4893 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4895 * config/i386/t-rtems-i386: New File.
4897 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4899 * stmt.c (expand_end_case): Return right away if the case stack is
4902 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4904 * Makefile.in (version.c): Remove rule incorrectly brought in from
4907 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4909 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4910 * msdos/top.sed: Take into account a prepended $(SHELL) to
4912 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4914 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4916 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4918 * regmove.c (fixup_match_1): Don't change an unchanging register.
4919 (stable_but_for_p): Renamed to:
4920 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4921 Changed all callers.
4923 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4925 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4926 insn from BL2 is after the insn from BL.
4928 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4930 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4931 (struct insn_data): Merge `template' and `outfun' into `output'.
4932 Add `output_format'.
4933 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4934 (struct data): Remove `outfun'; add `output_format'.
4935 (name_for_index): Remove declaration.
4936 (output_insn_data): Handle output formats.
4937 (process_template): Emit the bare array for @.
4938 (gen_expand, gen_split): Set output_format to NONE.
4939 * output.h (get_insn_template): Declare.
4940 * final.c (get_insn_template): New.
4941 (final_scan_insn): Use it.
4942 * toplev.c (compile_file): Likewise.
4944 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4945 * i860/i860.c (output_delayed_branch): Likewise.
4946 (output_delay_insn): Likewise.
4948 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4950 * rtl.c (obstack_alloc_rtx): Removed.
4952 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4954 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4956 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4958 * i386.c (call_insn_operand): Reject const_int.
4959 (expander_call_insn_operand): Use call_insn_operand.
4961 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4963 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4965 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4967 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4968 Use DImode operation.
4970 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4972 * gcc.c: Include sys/resource.h.
4973 (report_times): New flag.
4974 (execute): If report_times is set, calculate and report the
4975 CPU time consumed by each subprocess.
4977 (rus, prus): New globals.
4978 (option_map): Add --time.
4979 (display_help): Document -time.
4980 (process_command): Set report_times if -time is given.
4981 Turn off -pipe if -time is given.
4983 * invoke.texi: Document new option -time.
4985 * configure.in: Check for getrusage. Check if we have to
4986 prototype getrusage.
4987 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4988 * configure: Regenerate.
4989 * config.in: Regenerate.
4991 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4993 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4996 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4998 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4999 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
5000 (nan): Return _thenan_sf or _thenan_df as appropriate.
5001 (L_thenan_sf): Define _thenan_sf.
5002 (L_thenan_df): Define _thenan_df.
5004 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
5005 (DPBIT_FUNCS): Add _thenan_df.
5007 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
5009 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
5012 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5014 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
5017 (lang_specific_driver): Don't take a function pointer parameter.
5018 All callers changed.
5020 * gcc.c: Include gcc.h.
5021 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
5022 lang_specific_extra_outfiles, fatal): Don't declare.
5023 (multilib_defaults_raw): Constify.
5024 (read_specs): Call memset, rather than bzero.
5025 (main): Call return, not exit.
5026 (lookup_compiler): Call memcpy, not bcopy.
5027 (fatal): Make extern.
5029 * cppspec.c: Include gcc.h.
5030 (lang_specific_driver): Initialize variable `quote'. Constify a
5031 char*. All calls to the function pointer parameter now
5032 explicitly call `fatal'.
5034 * gccspec.c (lang_specific_driver): Include gcc.h.
5036 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
5038 * arm.c (note_invalid_constants): Use recog_data.operand_type
5041 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5043 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
5046 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
5047 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5048 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5049 reload_secondary_in_reload, reload_secondary_out_reload,
5050 reload_secondary_in_icode, reload_secondary_out_icode,
5051 reload_reg_rtx, reload_when_needed): Delete declarations.
5052 (struct reload): New structure.
5053 (rld): Declare new array.
5054 * reload.c (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 definitions.
5061 (whole file): Replace uses of the deleted arrays with uses of rld.
5062 * reload1.c (whole file): Replace uses of the deleted arrays with
5064 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
5065 explicit loops, not with bcopy.
5067 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
5069 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
5070 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
5071 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
5072 insn_name): Delete and consolidate into new structures.
5073 (insn_operand_predicate_fn): New.
5074 (insn_output_fn): New.
5076 (struct insn_operand_data): New.
5077 (struct insn_data): New.
5079 (OUT_FCN): Update for insn_data change.
5080 * builtins.c (expand_builtin_strlen): Likewise.
5081 (expand_builtin_memcmp): Likewise.
5082 * combine.c (make_extraction, simplify_comparison): Likewise.
5083 * cse.c (canon_reg, cse_insn): Likewise.
5084 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
5085 * expmed.c (store_bit_field, extract_bit_field): Likewise.
5086 (emit_store_flag): Likewise.
5087 * expr.c (convert_move, emit_block_move): Likewise.
5088 (clear_storage, emit_push_insn, expand_increment): Likewise.
5089 (do_store_flag): Likewise.
5090 * expr.h (GEN_FCN): Likewise.
5091 (insn_gen_function): Die.
5092 * final.c (final_scan_insn): Update for insn_data change.
5093 (output_asm_name): Likewise.
5094 * function.c (fixup_var_refs_1): Likewise.
5095 * loop.c (check_dbra_loop): Likewise.
5096 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
5097 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
5098 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
5099 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
5100 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
5101 * regmove.c (gen_add3_insn): Likewise.
5102 * reload.c (push_secondary_reload, combine_reloads): Likewise.
5103 (find_reloads, find_reloads_address_1): Likewise.
5104 (debug_reload_to_stream): Likewise.
5105 * reload1.c (emit_reload_insns, gen_reload): Likewise.
5106 * stmt.c (expand_end_case): Likewise.
5107 * toplev.c (compile_file): Likewise.
5109 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5110 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5112 * print-rtl.c (insn_name_ptr): Remove declaration.
5113 (get_insn_name): Declare.
5114 (print_rtx): Use it.
5115 * genoutput.c (insn_name_ptr): Remove.
5116 (next_operand_number): New.
5117 (struct operand_data): New.
5118 (null_operand, odata, odata_end): New.
5119 (struct data): Use struct operand_data.
5120 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
5121 (get_insn_name): Renamed from name_for_index.
5122 (output_prologue): Define NO_MD_PROTOTYPES.
5123 (output_predicate_decls): Break out from output_epilogue.
5124 Iterate over the operands list.
5125 (output_operand_data): Break out from output_epilogue. Emit
5126 just the operands list.
5127 (output_insn_data): Break out from output_epilogue. Emit just
5129 (output_epilogue): Remove.
5130 (output_get_insn_name): New.
5131 (constraints, op_n_alternatives, predicates, address_p): Die.
5132 (modes, strict_low, seen): Die.
5133 (scan_operands): Take new param `d' instead of writing to
5134 seven global variables.
5135 (compare_operands): New.
5136 (place_operands): New.
5137 (validate_insn_alternatives): Update for struct data change.
5138 (gen_insn): Don't zero or copy 7 global arrays. Update for
5139 scan_operands; call place_operands.
5140 (gen_peephole, gen_expand, gen_split): Likewise.
5141 (main): Update for new output routines.
5143 * genattr.c (insn_name_ptr): Remove.
5144 (get_insn_name): New function.
5145 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
5146 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
5147 * genrecog.c: Likewise.
5149 * alpha.md (adddi3): Make `pattern' array static.
5151 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5153 * config/c4x/c4x.h (c4x_rpts_cycles_string,
5154 c4x_cpu_version_string): Constify char *.
5155 * config/c4x/c4x.c (c4x_rpts_cycles_string,
5156 c4x_cpu_version_string): Likewise.
5158 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
5160 * tree.c (save_tree_status): Revert 10 Sep change.
5161 (restore_tree_status): Likewise. Call obstack_free with NULL
5162 before freeing the obstack proper.
5164 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
5166 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
5168 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
5169 surrounding context.
5171 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
5173 * tree.c (type_hash_canon): Put all types in the hash-table, when
5176 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
5178 * recog.h (struct recog_data, recog_data): New.
5179 (recog_foo variables): Kill.
5180 * recog.c (recog_operand, recog_operand_loc): Kill.
5181 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
5182 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
5183 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
5184 (recog_data): Define.
5185 (extract_insn): Update all recog_foo references to use recog_data.
5186 (preprocess_constraints, constrain_operands): Likewise.
5187 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
5188 * genattrtab.c (main): Likewise.
5189 * genextract.c (main): Likewise.
5190 * genoutput.c: Likewise.
5191 * genrecog.c (write_subroutine, main): Likewise.
5192 * local-alloc.c (block_alloc): Likewise.
5193 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
5194 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
5195 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
5196 * reload.c (find_reloads, find_reloads_toplev): Likewise.
5197 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
5198 (reload_cse_simplify_operands): Likewise.
5200 * arc/arc.c (arc_final_prescan_insn): Likewise.
5201 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
5202 * h8300/h8300.c (notice_update_cc): Likewise.
5203 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
5204 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5205 * mn10200/mn10200.c (notice_update_cc): Likewise.
5206 * mn10300/mn10300.c (notice_update_cc): Likewise.
5207 * romp/romp.c (update_cc): Likewise.
5208 * sparc/sparc.c (check_pic): Likewise.
5209 * v850/v850.c (notice_update_cc): Likewise.
5211 * genemit.c (main): Don't declare recog_operand.
5213 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
5215 * ggc.h (rtvec_def): Forward declare.
5216 (tree_node): Likewise.
5219 (ggc_set_mark_rtx): Add prototype.
5220 (ggc_set_mark_rtvec): Likewise.
5221 (ggc_set_mark_tree): Likewise.
5222 * ggc-simple.c (ggc_root): Don't define.
5223 (roots): Don't declare.
5224 (ggc_mark_rtx): Remove.
5225 (ggc_mark_rtvec): Likewise.
5226 (ggc_mark_tree): Likewise.
5227 (ggc_mark_varray): Likewise.
5228 (ggc_mark_tree_hash_table_entry): Likewise.
5229 (ggc_mark_tree_hash_table): Likewise.
5230 (ggc_set_mart_rtx): New function.
5231 (ggc_set_mark_rtvec): Likewise.
5232 (ggc_set_mark_tree): Likewise.
5233 (ggc_add_root): Remove.
5234 (ggc_add_rtx_root): Likewise.
5235 (ggc_remove_tree_root): Likewise.
5236 (ggc_add_string_root): Likewise.
5237 (ggc_add_tree_varray_root): Likewise.
5238 (ggc_add_tree_hash_table_root): Likewise.
5239 (ggc_del_root): Likewise.
5240 (ggc_mark_rtx_ptr): Likewise.
5241 (ggc_mark_tree_ptr): Likewise.
5242 (ggc_mark_string_ptr): Likewise.
5243 (ggc_mark_tree_varray_ptr): Likewise.
5244 (ggc_mark_tree_hash_table_ptr): Likewise.
5245 * ggc-common.c: New file.
5246 * Makefile.in (OBJS): Add ggc-common.o.
5247 (ggc-common.o): List dependencies.
5249 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
5251 * cppalloc.c (xstrdup): Use memcpy.
5252 * cpperror.c (cpp_print_containing_files): Don't use
5254 * cpplib.c (conditional_skip): Set temp->lineno.
5255 (do_endif): Make error message less obscure.
5256 (if_directive_name): New function.
5257 (cpp_get_token [case EOF]): Unwind the if stack and generate
5258 error messages for each unterminated conditional in this file.
5259 (parse_string): Do not behave differently if -traditional.
5261 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
5263 * builtins.c (expand_builtin_va_arg): Cope with an array-type
5264 va_list decomposing to pointer-type.
5265 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
5266 (rs6000_va_arg): Likewise.
5268 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
5270 * except.c (start_dynamic_handler): Compute size using
5271 STACK_SAVEAREA_MODE.
5273 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5275 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
5276 include directory headers. Don't define strrchr. Don't provide
5277 my_* replacement functions. Prefer PTR over `pointer_type'.
5278 Don't prototype system functions. Don't redefine getopt.
5280 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
5281 safe_read, safe_write, save_pointers, restore_pointers,
5282 is_id_char, in_system_include_dir, directory_specified_p,
5283 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
5284 find_corresponding_lparen, referenced_file_is_newer,
5285 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5286 process_aux_info_file, identify_lineno, check_source,
5287 seek_to_line, forward_to_next_token_char, output_bytes,
5288 output_string, output_up_to, other_variable_style_function,
5289 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5290 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5291 find_static_definition, connect_defs_and_decs, add_local_decl,
5292 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5293 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5294 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5295 scan_for_missed_items, edit_file, string_list_cons): Add static
5297 (standard_exec_prefix, target_machine, target_version,
5298 default_syscalls_dir, string_list, string_list_cons, find_file,
5299 do_cleaning): Constify a char*.
5300 (safe_read, safe_write): Use PTR, not a char*.
5301 (is_id_char): Take an int, not a char.
5302 (main): Add prototype. Call return, not exit.
5304 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5306 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5307 when comparing types.
5309 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5311 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5312 (strength_reduce): Release the varrays from the no-bivs early exit.
5314 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5315 the loop over the registers.
5317 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5319 (restore_tree_status): Check that instead when freeing the obstack.
5321 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5323 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5326 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5328 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5329 operand size modifiers.
5331 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5333 * c-common.c (c_common_nodes_and_builtins): Don't build
5335 * c-common.h (enum c_tree_index and related accesor macros): Remove
5336 everything now declared in tree.h.
5337 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5338 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5339 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5340 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5341 unsigned_type_node, ptr_type_node, va_list_type_node,
5342 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5343 (init_decl_processing): Call build_common_tree_nodes and
5344 build_common_tree_nodes_2 instead of building their nodes here.
5345 Don't add roots for these nodes.
5346 * stor-layout.c (size_zero_node, size_one_node): Delete.
5347 (set_sizetype): Make a new node for bitsizetype each time.
5348 * tree.c (global_trees): New variable.
5349 (init_obstacks): Add a gc root for it.
5350 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5351 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5352 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5353 (build_common_tree_nodes): New function.
5354 (fix_sizetype): New function.
5355 (build_common_tree_nodes_2): New function.
5356 * tree.h (enum tree_index): New.
5357 (global_trees): Declare.
5358 Add accessor macros for all nodes now moved to global_trees.
5359 Delete their declarations.
5361 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5363 * c-decl.c (finish_function): When processing a nested function,
5364 push and pop GC context around rest_of_compilation.
5366 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5368 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5369 Default ix86_arch to PROCESSOR_I386.
5370 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5371 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5372 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5373 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5374 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5375 (EXTRA_SPECS): Remove deleted specs.
5377 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5379 * function.c (assign_stack_local_1): Allocate from
5380 function->x_frame_offset, not frame_offset.
5382 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5384 * ggc.h (lang_cleanup_tree): Remove.
5385 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5386 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5388 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5389 TYPE_LANG_SPECIFIC when garbage collecting.
5390 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5391 (lang_cleanup_tree): Remove.
5393 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5395 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5396 * crtstuff.c: Not here.
5397 * dwarf2out.c: Or here.
5398 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5401 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5403 * function.h (free_after_compilation): Remove decl parameter.
5404 (free_varasm_status0: Likewise.
5405 (free_emit_status): Likewise.
5406 (free_stmt_status): Likewise.
5407 (free_after_compilation): Likewise.
5408 (init_lang_status): New variable.
5409 (free_lang_status): Likewise.
5410 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5411 * function.c (init_lang_status): New variable.
5412 (free_lang_status): Likewise.
5413 (push_function_context_to): Don't set function::decl here.
5414 (free_after_copmilation): Make decl parameter implicit. Call
5415 free_lang_status if defined.
5416 (prepare_function_start): Call init_lang_status if defined.
5417 (init_function_start): Set function::decl here.
5418 * profile.c (output_func_start_profiler): Don't call pushdecl
5419 until we've actually started the function.
5420 * stmt.c (free_stmt_status): Make decl parameter implicit.
5421 * toplev.c (rest_of_compilation): Don't pass decl to
5422 free_after_compilation.
5423 * varasm.c (free_varasm_status): Likewise.
5425 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5427 * except.c (call_get_eh_context): Add root when allocating static
5430 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5432 * arm.c: Include "ggc.h".
5433 (arm_add_gc_roots): New function.
5434 (arm_override_options): Call it.
5435 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5437 * arm.md (define_asm_attributes): Add a pool_range attribute.
5439 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5441 * extend.texi (Volatiles): New node.
5443 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5445 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5446 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5447 (struct ggc_any): Replace `mark' with `magic_mark'.
5448 (ggc_alloc_string): Use memcpy, not bcopy.
5449 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5450 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5451 (ggc_free_any): New.
5452 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5453 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5454 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5455 Use IS_MARKED. Use ggc_free_any.
5457 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5459 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5461 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5463 * toplev.c (main): Always init_ggc.
5465 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5467 * except.c (find_all_handler_type_matches): Free the list if
5468 we found no matches.
5470 * combine.c (SUBST): Break out to a real function do_SUBST.
5471 (SUBST_INT): Likewise.
5472 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5473 (pre_insert): Free `inserted'.
5474 * loop.c (basic_induction_var): Always set `location'.
5476 * function.c (expand_function_end): Add initial_trampoline as a root.
5477 * rtl.h (init_varasm_once): Declare.
5478 * toplev.c (compile_file): Call it.
5479 * ggc-simple.c (ggc_mark_string_ptr): New.
5480 (ggc_add_string_root): New.
5481 (ggc_collect): Disable collection avoidance temporarily.
5482 * ggc.h (ggc_add_string_root): Declare.
5483 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5484 * optabs.c (init_libfuncs): Likewise.
5485 * varasm.c (named_section): Use ggc_alloc_string.
5486 (make_function_rtl): Likewise.
5487 (make_decl_rtl): Likewise.
5488 (assemble_static_space): Likewise.
5489 (assemble_trampoline_template): Likewise.
5490 (output_constant_def): Likewise.
5491 (force_const_mem): Likewise.
5492 (mark_const_hash_entry): New.
5493 (mark_pool_sym_hash_table): New.
5494 (mark_varasm_state): Use it.
5495 (init_varasm_once): New.
5497 * expr.h (init_one_libfunc): Declare.
5498 * optabs.c (init_one_libfunc): New.
5499 (init_optabs): Use it.
5500 * config/gofast.h: Likewise.
5501 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5502 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5504 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5506 * Makefile.in (cppexp.o): Depend on cpphash.h.
5507 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5509 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5510 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5511 redefining poisoned identifiers, etc.
5512 (do_undef): Don't allow poisoned identifiers to be undefined.
5513 (do_pragma): Add #pragma poison.
5514 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5516 * cccp.c: Add T_POISON node type.
5517 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5519 (do_define): Generalise to handle poisoned definitions,
5520 redefining poisoned identifiers, etc.
5521 (do_undef): Don't allow poisoned identifiers to be undefined.
5522 (do_pragma): Add #pragma poison.
5523 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5525 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5526 * c-pragma.h: Add ps_poison state. We now always have generic
5529 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5531 * ggc.h (ggc_alloc): New function.
5532 (ggc_mark): Likewise.
5533 * ggc-simple.c (ggc_any): New structure.
5534 (ggc_status): Add anys.
5535 (n_anys_collected): New variable.
5536 (ggc_alloc): Define.
5537 (ggc_mark): Likewise.
5538 (ggc_collect): Collect the anys.
5540 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5542 * c-decl.c (mark_binding_level): Make static to match prototype.
5544 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5546 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5548 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5550 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5551 will use into account. Expand the max width to 5.
5554 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5556 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5559 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5561 * alpha.md (call value patterns): Remove the result predicates.
5563 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5565 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5568 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5570 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5571 changed from extern char *, to extern PTR. Also fix typo in
5572 NEED_DECLARATION_REALLOC test.
5574 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5576 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5578 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5579 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5580 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5581 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5583 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5585 * cccp.c (pcfinclude): Likewise.
5587 * global.c (allocno_compare): Likewise.
5589 * haifa-sched.c (rank_for_schedule): Likewise.
5591 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5593 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5595 * stupid.c (stupid_reg_compare): Likewise.
5597 * tree.c (_obstack_allocated_p): Likewise.
5599 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5601 1999-09-08 Bruce Korb autogen@linuxbox.com
5603 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5604 why "gperf -F" fails.
5605 * gcc/cp/Makefile.in: ditto
5606 * gcc/Makefile.in: ditto
5607 * gcc/java/Makefile.in: ditto
5609 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5611 * lists.c: Include ggc.h.
5613 (init_EXPR_INSN_LIST_cache): Install it.
5615 * ggc-simple.c (init_ggc): Absorb the old init.
5616 (ggc_push_context): Use xcalloc.
5617 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5618 (ggc_collect): Add [rvts] tags to the collection stats.
5620 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5622 * cccp.c (main): Fix handling of -include and -imacros options.
5624 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5626 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5628 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5630 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5633 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5635 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5636 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5637 and SET_DEST. Update comment.
5639 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5641 * config/c4x/c4x.c: Include ggc.h.
5642 (c4x_add_gc_roots): New function.
5643 (c4x_override_options): Call c4x_add_gc_roots.
5645 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5647 * defaults.h (TARGET_ESC): Move ...
5648 * system.h: ... here, where Linas had it in the first place. Silly me.
5650 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5652 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5653 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5654 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5655 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5656 * defaults.h (TARGET_ESC): Add default.
5658 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5660 * configure.in: add i370-*-openedition, i370-*-mvs and
5661 i370-*-linux targets
5663 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5665 * dsp16xxx.c: Include ggc.h
5666 (override_options): Mark GC roots.
5667 * mn10200.c: Include ggc.h.
5668 (asm_file_start): Mark GC roots.
5669 * tahoe.c: Include ggc.h.
5670 (extensible_operand): Mark GC roots.
5672 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5674 * README: Add section discussing status of ELF ABI.
5675 * i370.c: Fix misc spelling mistakes.
5676 (i370_label_scan): Updated notes, exception handling.
5677 (i370_function_prolog): Simplify ELF stack handling.
5678 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5679 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5680 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5681 * i370.md: (movdi): Add notes.
5682 (floatsidf2): Use stack not rtca for scratch float area.
5683 (iorsi3): Correct operand constraints.
5684 * x-oe: Restore TAROUTOPTS which are used by pax.
5686 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5688 * rs6000.c: Include ggc.h.
5689 (rs6000_add_gc_roots): New function.
5690 (override_options): Call it.
5692 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5694 * alpha.h (alpha_compare): New.
5695 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5696 * alpha.c: Likewise for the definitions.
5697 (alpha_emit_conditional_branch): Update for alpha_compare.
5698 (alpha_emit_conditional_move): Likewise.
5699 * alpha.md (cmpdf, cmpdi): Likewise.
5700 (setcc patterns): Likewise. Zero alpha_compare after use.
5701 (sne): Optimize (x != 0) into (0U < x).
5703 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5705 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5706 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5707 (INIT_EXPANDERS): Remove.
5708 * alpha.c: Include ggc.h.
5709 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5710 (alpha_init_machine_status, alpha_mark_machine_status): New.
5711 (override_options): Install them.
5712 (struct machine_function): Moved to alpha.h.
5713 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5714 (alpha_init_expanders): Remove.
5715 (alpha_return_addr): Adjust to use current_function->machine.
5716 (alpha_ra_ever_killed): Likewise.
5717 (alpha_expand_epilogue): Likewise.
5718 * alpha.md (eh_epilogue): Likewise.
5720 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5721 Melissa O'Neill <oneill@cs.sfu.ca>
5722 Geoffrey Keating <geoffk@cygnus.com>
5724 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5725 call-used registers (call-saved registers must still be contiguous
5726 and end with r31, of course).
5728 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5730 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5731 (self_promoting_type_p): Delete.
5732 (self_promoting_args_p): Move ...
5733 * c-common.c: ... here.
5734 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5735 (simple_type_promotes_to): New.
5736 * builtins.c (lang_type_promotes_to): New.
5737 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5738 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5739 * c-common.h: ... here.
5740 (self_promoting_args_p, simple_type_promotes_to): Declare.
5741 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5742 (grokdeclarator): Likewise.
5743 * tree.h (lang_type_promotes_to): Declare.
5745 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5747 Add some machine-dependent GC roots.
5748 * sparc.c: Include ggc.h.
5749 (sparc_add_gc_roots): New function.
5750 (mark_ultrasparc_pipeline_state): Likewise.
5751 (override_options): Call sparc_add_gc_roots.
5752 * pa.c: Include ggc.h.
5753 (pa_add_gc_roots): New function.
5754 (mark_deferred_plabels): Likewise.
5755 (override_options): Call pa_add_gc_roots.
5756 * mips.c: Include ggc.h.
5757 (mips_add_gc_roots): New function.
5758 (override_options): Use it.
5760 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5762 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5764 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5765 cpp_parse_expr): Add static prototypes.
5766 (parse_charconst): Don't cast away const-ness.
5767 (token): Constify a char*.
5769 * cppfiles.c (file_name_list, include_hash, find_include_file,
5770 finclude, initialize_input_buffer): Constify a char*.
5771 (file_cleanup, find_position): Add static prototypes.
5773 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5774 collect_expansion): Add static prototypes.
5775 (cpp_install, create_definition, monthnames): Constify a char*.
5777 * cpphash.h (cpp_install): Likewise.
5779 * cppinit.c (known_suffixes, default_include,
5780 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5781 (base_name, dump_special_to_buffer, initialize_dependency_output):
5782 Add static prototypes.
5784 * cpplib.c (my_strerror): Constify a char*.
5785 (null_underflow, null_cleanup, skip_comment, copy_comment,
5786 copy_rest_of_line, handle_directive, pass_thru_directive,
5787 get_directive_token, read_line_number, cpp_print_file_and_line,
5788 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5789 v_cpp_warning_with_line, detect_if_not_defined,
5790 consider_directive_while_skipping): Add static prototypes.
5791 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5792 cpp_pedwarn_with_file_and_line): Constify a char*.
5794 * cpplib.h (cpp_options, include_hash, progname, definition,
5795 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5796 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5797 find_include_file, deps_output, include_hash): Constify a char*.
5799 * cppmain.c (progname): Constify.
5800 (main): Add prototype. Use return, not exit.
5802 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5803 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5804 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5805 check_protection): Add static prototype.
5807 (progname, recognized_macrom, recognized_extern): Constify a char*.
5808 (main): Add prototype.
5810 * gen-protos.c (progname): Constify a char*.
5812 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5814 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5815 (init_emit_once): Add more GC roots.
5816 * except.c (mark_func_eh_entry): New function.
5817 (mark_eh_node): Mark false_label and rethrow_label.
5818 (init_eh): Add more GC roots.
5819 * function.c (free_after_compilation): Take decl as a paramter.
5820 Call free_stmt_status.
5821 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5823 * function.h (free_after_compilation): Change prototype.
5824 (free_varasm_status): Likewise.
5825 (free_emit_status): Likewise.
5826 (free_stmt_status): New function.
5827 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5828 Remove, replacing with ...
5829 (ggc_status): New structure.
5830 (ggc_chain): New variable.
5832 (ggc_push_context): New function.
5833 (ggc_pop_context): Likewise.
5834 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5835 (ggc_alloc_rtvec): Likewise.
5836 (ggc_alloc_tree): Likewise.
5837 (ggc_alloc_string): Likewise.
5838 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5839 (ggc_mark_tree): Give language-dependent code a chance to mark
5841 (ggc_mark_tree_varray): Handle empty arrays.
5842 (ggc_collect): Adjust for use of ggc_chain. Clear
5843 bytes_alloced_since_last_gc.
5844 * ggc.h (ggc_pop_context): New function.
5845 (ggc_push_context): Likewise.
5846 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5847 * stmt.c (free_stmt_status): New function.
5848 (init_stmt_for_function): Clear last_expr_value.
5849 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5850 Conditionalize call to ggc_collect.
5851 (main): Call init_ggc.
5852 * tree.c (push_obstacks): Do the push, even when GC'ing.
5853 (push_obstacks_nochange): Likewise.
5854 (pop_obstacks): Liekwise.
5855 * varasm.c (free_varasm_status): Take decl as a parameter.
5857 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5859 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5860 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5861 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5862 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5864 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5866 * pa/x-pa-mpeix: New file for the MPE port.
5868 * pa/quadlib.asm: New file for long double support.
5870 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5871 * configure: Rebuilt.
5873 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5875 * final.c (shorten_branches): Fix last change.
5877 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5879 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5881 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5883 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5886 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5888 * c-aux-info.c (concat): Don't define.
5890 * cccp.c (my_strerror): Likewise. All callers changed to use
5892 (do_include): Call xstrdup, not xmalloc/strcpy.
5893 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5894 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5896 * collect2.c (my_strsignal): Likewise. All callers changed to use
5898 (locatelib): Call xstrdup, not xmalloc/strcpy.
5900 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5902 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5904 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5906 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5908 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5910 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5912 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5914 (find_all_handler_type_matches): Likewise. Don't check return
5916 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5917 xmalloc, not malloc.
5918 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5920 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5921 (init_spec): Call xcalloc, not xmalloc/bzero.
5922 (set_spec): Call xstrdup, not save_string.
5923 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5924 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5925 (process_command): Call xstrdup, not save_string.
5926 (main): Call xcalloc, not xmalloc/bzero.
5928 * gcov.c (xmalloc): Don't define.
5929 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5930 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5931 (output_data): Call xcalloc, not xmalloc/bzero.
5933 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5935 * mips-tdump.c (xmalloc): Don't define.
5936 (print_symbol): Call xmalloc, not malloc.
5937 (read_tfile): Call xcalloc, not calloc.
5939 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5940 Don't define. All callers of xfree/my_strsignal changed to use
5941 free/strsignal instead.
5942 (allocate_cluster): Call xcalloc, not calloc.
5944 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5945 Fix memory leak, free allocated memory.
5947 * prefix.c (translate_name): Call xstrdup, not save_string.
5948 (update_path): Likewise.
5950 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5952 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5953 Don't define. Callers of xfree/savestring2 changed to use
5954 free/concat instead.
5956 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5957 (init_elim_table): Likewise.
5959 * resource.c (init_resource_info): Likewise.
5961 * stupid.c (stupid_life_analysis): Likewise.
5963 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5964 (open_dump_file): Call concat, not xmalloc/strcpy/...
5965 (clean_dump_file): Likewise.
5966 (compile_file): Call xstrdup, not xmalloc/strcpy.
5968 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5970 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5971 * v850.c (v850_va_arg): New.
5973 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5975 * haifa-sched.c: Tidy comments.
5977 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5979 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5980 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5981 $(out_object_file)): Depend on ggc.h.
5982 * c-common.c: Include "ggc.h".
5983 (combine_strings): If doing GC, use ggc_alloc_string.
5984 * c-decl.c: Include "ggc.h".
5985 (ggc_p): Define with value 0.
5986 (mark_binding_level): New function.
5987 (init_decl_processing): Add GC roots.
5988 (mark_c_function_context): New function.
5989 (lang_mark_false_label_stack): New function.
5990 (lang_mark_tree): New function.
5991 (lang_cleanup_tree): New function.
5992 * c-lang.c: Include "ggc.h".
5993 (lang_init): Call c_parse_init.
5994 * c-lex.c: Include "ggc.h".
5995 (check_linenum): If doing GC, don't copy filenames to permanent
5997 * c-parse.in: Include "ggc.h".
5998 (c_parse_init): New function.
5999 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
6000 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
6002 * except.c (mark_eh_state): Mark more state.
6003 * function.c (mark_function_state): Likewise.
6004 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
6005 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
6006 * toplev.c (mark_file_stack): New function.
6007 (compile_file): If doing GC, use ggc_alloc_string on input filename.
6008 (main): Add root for input_file_stack.
6010 * i386.c: Include "ggc.h".
6011 (ix86_mark_machine_status): New function.
6012 (override_options): Set mark_machine_status.
6014 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6016 * tree.c (copy_node): Copy node contents also if doing GC.
6018 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6020 * collect2.c (scan_libraries): Fix double-thinko :-).
6022 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
6024 * collect2.c (scan_libraries): Fix thinko.
6026 * cse.c (delete_trivially_dead_insns): Do not skip the last
6027 insn if it is a real insn.
6029 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
6031 * Makefile.in (ggc-simple.o): Depend on hash.h.
6032 * ggc.h (ggc_add_tree_hash_table_root): Declare.
6033 (ggc_mark_tree_varray): Likewise.
6034 (ggc_mark_tree_hash_table): Likewise.
6035 * ggc-simple.c: Include hash.h.
6036 (ggc_mark_tree_hash_table_ptr): New function.
6037 (ggc_mark_tree_hash_table_entry): Likewise.
6038 (ggc_mark_tree_hash_table): Likewise.
6039 (ggc_add_tree_hash_table_root): Likewise.
6040 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
6041 rtx, when defining fields.
6043 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6045 * profile.c (output_func_start_profiler): Remove apparently
6046 nonsensical call to start_sequence.
6048 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
6050 * clipper/clipper.c (clipper_va_start): Fix typos.
6052 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
6053 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
6054 (spur_va_arg): New stub.
6056 * configure.in: Comment out pyramid.
6058 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
6060 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
6061 don't conflict with the bits that win32, cygwin, and dgux
6064 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
6065 Bernd Schmidt <bernds@cygnus.co.uk>
6067 * integrate.c (function_cannot_inline_p): Do not inline
6068 functions with forced labels.
6070 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
6071 Bernd Schmidt <bernds@cygnus.co.uk>
6072 Mark Mitchell <mark@codesourcery.com>
6074 * Makefile.in (ggc-simple.o): Depend on varray.h.
6075 (rtl.o): Depend on ggc.h.
6076 (genattrtab.o): Depend on ggc.h.
6077 (print-tree.o): Likewise.
6078 (fold-const.o): Likewise.
6079 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
6080 (make_insn_raw): Don't cache insns when GC'ing.
6081 (emit_insn_before): Likewise.
6082 (emit_insn_after): Likewise.
6083 (emit_insn): Likewise.
6084 (start_sequence): Use xmalloc to allocate the sequence_stack.
6085 (end_sequence): Add free to free it.
6086 (gen_sequence): Don't cache insns when GC'ing.
6087 (clear_emit_caches): Don't use sequence_element_free_list.
6088 (init_emit): Use xcalloc, not xmalloc+bzero.
6089 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
6090 * function.c (pop_function_context_from): Use free to free the
6091 fixup_var_refs_queue.
6092 (put_reg_into_stack): Allocate it with xmalloc.
6093 * genattrtab.c: Include ggc.h.
6094 (operate_exp): Don't use obstack_free when GC'ing.
6095 (simplify_cond): Likewise.
6096 (simplify_text_exp): Likewise.
6097 (optimize_attrs): Likewise.
6098 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
6100 (gencode): Generate a #include for ggc.h.
6101 * ggc-callbacks.c (ggc_p): Define it to zero.
6102 * ggc-none.c (ggc_p): Likewise.
6103 * ggc-simple.c: Include varray.h.
6104 (ggc_mark_tree_varray): New function.
6105 (ggc_add_tree_varray_root): Likewise.
6106 (ggc_mark_tree_varray_ptr): Likewise.
6107 * ggc.h (ggc_p): Declare.
6108 (varray_head_tag): Likewise.
6109 (ggc_add_tree_varray_root): Declare.
6110 * print-tree.c (print_node): Don't check for TREE_PERMANENT
6111 inconsistencies when GC'ing.
6112 * rtl.c: Include ggc.h.
6113 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
6114 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
6115 (rtx_free): Don't call obstack_free when GC'ing.
6116 * toplev.c (rest_of_compilation): Call ggc_collect after every
6118 * tree.c (push_obstacks): Do nothing, if GC'ing.
6119 (pop_obstacks_nochange): Likewise.
6120 (pop_obstacks): Likewise.
6121 (make_node): Use ggc_alloc_tree when GC'ing.
6122 (copy_node): Likewise.
6123 (get_identifier): Use ggc_alloc_string when GC'ing.
6124 (build_string): Likewise.
6125 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
6126 (tree_cons): Likewise.
6128 (type_hash_canon): Don't call obstack_free when GC'ing.
6130 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
6132 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
6133 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
6135 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
6136 Bernd Schmidt <bernds@cygnus.co.uk>
6137 Mark Mitchell <mark@codesourcery.com>
6139 * Makefile.in (stor-layout.o): Depend on ggc.h.
6140 (expr.o): Depend on ggc.h.
6141 (profile.o): Depend on ggc.h.
6142 (stor-layout.o): Depend on ggc.h.
6143 * emit-rtl.c (init_emit_once): Add gc roots.
6144 * expr.c: Include ggc.h.
6145 (emit_block_move): Add gc roots.
6146 (clear_storage): Likewise.
6147 * expr.h (init_stor_layout_once): New function.
6148 * profile.c: Include ggc.h.
6149 (init_arc_profiler): profiler_label is a root.
6150 * scan.c (make_sstring_space): Trust xrealloc to function
6151 correctly with first parameter NULL.
6152 * stor-layout.c: Include ggc.h.
6153 (set_sizetype): Add gc root.
6154 (init_stor_layout_once): New function.
6155 * toplev.c (compile_file): Call it.
6157 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
6158 Bernd Schmidt <bernds@cygnus.co.uk>
6159 Mark Mitchell <mark@codesourcery.com>
6161 * Makefile.in (tree.o): Depend on ggc.h.
6162 (varasm.o): Likewise.
6163 (function.o): Likewise.
6165 (except.o): Likewise.
6166 (optabs.o): Likewise.
6167 (emit-rtl.o): Likewise.
6168 * emit-rtl.c: Include ggc.h.
6169 (sequence_element_free_list): Remove, and all references.
6170 (mark_sequence): New functions.
6171 (mark_emit_state): New function.
6172 * except.c: Include ggc.h.
6173 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
6174 (mark_tree_label_node): New functions.
6175 (mark_eh_state): New function.
6176 * function.c: Include ggc.h.
6177 (mark_temp_slot, mark_function_chain): New functions.
6178 (mark_function_state): New function.
6179 (init_function_once): New function.
6180 * function.h (init_function_once): New function.
6181 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
6182 * ggc.h (label_node): Declare.
6183 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
6184 (lang_mark_false_label_stack): New function.
6185 (mark_temp_slot): Remove declaration.
6186 (mark_function_chain): Likewise.
6187 (mark_eh_state): Adjust prototype.
6188 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
6190 * optabs.c: Include ggc.h.
6191 (mark_optab): New function.
6192 (init_optabs): Add gc roots.
6193 * stmt.c: Include ggc.h.
6194 (mark_cond_nesting, mark_loop_nesting): New functions.
6195 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
6196 (mark_stmt_state): New function.
6197 * toplev.c (compile_file): Call init_function_once.
6198 * tree.c: Include ggc.h.
6199 (type_hash): Move declaration earlier in file.
6200 (TYPE_HASH_SIZE, type_hash_table): Likewise.
6201 (init_obstacks): Add gc roots.
6202 (mark_type_hash): New function.
6203 * varasm.c: Include ggc.h.
6204 (mark_pool_constant): New function.
6205 (mark_varasm_state): New function.
6207 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6209 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
6211 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6213 * c-decl.c (struct language_function): Renamed from struct c_function.
6215 (c_function_chain): Delete.
6216 (push_c_function_context): New arg F. Don't warn about nested
6217 functions here. Fill LANGUAGE elt of F. Delete code to update
6218 c_function_chain. Don't call push_function_context.
6219 (pop_c_function_context): New arg F. Restore from there instead of
6220 from c_function_chain. Don't call pop_function_context. Clear out
6221 LANGUAGE field of F when done.
6222 * c-lang.c: Include "function.h"
6223 (lang_init): Initialize save_lang_status and restore_lang_status.
6224 * c-parse.in (nested_function, nested_function_notype): Warn about
6225 nested functions. Call push_function_context/pop_function_context
6226 instead of the _c_ variants.
6227 * c-tree.h (push_c_function_context, pop_c_function_context): Update
6229 * Makefile.in (c-lang.o): Update dependencies.
6231 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
6232 regno_pointer_flag, regno_pointer_align.
6233 (gen_reg_rtx): Use xrealloc to enlarge them.
6234 (free_emit_status): New function.
6235 * function.c (mark_machine_status, mark_lang_status): New variables.
6236 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
6237 in some bits from assign_stack_local. All callers changed to use new
6239 (assign_stack_local): Just call assign_stack_local_1.
6240 (free_after_compilation): New function.
6241 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
6242 (trampoline_address): Likewise.
6243 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
6244 (prepare_function_start): Explicitly clear some more variables.
6245 * function.h (struct function): New elt can_garbage_collect.
6246 (mark_machine_status, mark_lang_status): Declare variables.
6247 (free_after_compilation, free_emit_status, free_varasm_status,
6248 init_varasm_status): Declare functions.
6249 * toplev.c (rest_of_compilation): Call free_after_compilation when
6250 done with the current function.
6251 * varasm.c (free_varasm_status): New function.
6253 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
6255 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
6256 (EXPAND_BUILTIN_VA_ARG): Define.
6257 * sparc.c (sparc_va_start): New.
6258 (sparc_va_arg): New.
6260 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6262 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
6264 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6266 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
6268 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
6270 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
6272 (ggc-callbacks.o): New target.
6273 * ggc-callbacks.c: New file.
6275 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6277 * expr.h: Collapse individual optab and libfunc vars to arrays.
6278 (optab_index, libfunc_index): New enumerations.
6279 (optab_table, libfunc_table): New arrays.
6280 Add accessor macros for both.
6282 * optabs.c (optab_table, libfunc_table): New.
6283 Delete declarations for individual optab and libfunc vars.
6285 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6287 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6289 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6291 * Makefile.in (GGC, GGC_LIB): New.
6292 (HOST_RTL): Include ggc-none.o.
6293 (ggc-simple.o): New target.
6294 (ggc-none.o): Likewise.
6295 * tree.h (tree_common): Add gc_mark.
6296 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6297 (struct rtvec_def): Add gc_mark.
6298 * emit-rtl.c (global_rtl): Update static initializers to contain
6299 enough initializers.
6300 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6301 * toplev.c (gc_time): New variable.
6302 (all_time): New variable.
6303 (compile_file): Print gc time.
6304 (print_time): Calculate percentage of the whole.
6306 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6308 Change obstack memory management and varasm constant pool handling so
6309 that nested functions are treated like any other functions.
6310 * function.c (init_machine_status): New variable.
6311 (push_function_context_to): Set contains_functions for the outer
6312 function. Don't call save_varasm_status.
6313 (pop_function_context_from): Don't call restore_varasm_status. Don't
6314 set current_function_contains_functions.
6315 (prepare_function_start): Call init_varasm_status rather than
6316 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6318 * function.h (struct function) Add field varasm. Delete fields
6319 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6320 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6321 (init_machine_status): Declare.
6322 (save_varasm_status, restore_varasm_status): Delete declarations.
6323 (save_tree_status, restore_tree_status): Delete last argument.
6324 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6325 code. All callers changed.
6326 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6327 save_constants_in_decl_trees, restore_constants, save_constants,
6328 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6330 (inlining): New variable.
6331 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6332 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6334 (save_for_inline_nocopy): Don't save constants.
6335 Don't set inl_emit field in current_function.
6336 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6337 function. Set new variable inlining before
6338 calling copy_rtx_and_substitute.
6339 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6340 constant pool references if inlining is nonzero.
6341 Delete ADDRESS and (most of the) CONST cases.
6342 (output_inline_function): Save and restore current_function/
6343 current_function_decl. Delete restore_constants code. Don't call
6344 init_const_rtx_hash_table.
6345 * output.h (init_const_rtx_hash_table): Don't declare.
6346 * rtl.h (struct function): Declare.
6347 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6348 * toplev.c (rest_of_compilation): Don't treat nested functions or
6349 functions containing them specially. Delete all code to deal with
6350 save_for_inline_copying.
6351 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6352 inline_obstacks): Delete variables.
6353 (save_tree_status): Lose arg CONTEXT. All callers changed.
6354 Simply allocate a new function_maybepermanent_obstack for the new
6355 function, delete all the special cases.
6356 Don't save inline_obstacks.
6357 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6358 Delete special handling for function_maybepermanent_obstack; simply
6360 Don't restore inline_obstacks.
6361 (permanent_allocation): Delete code that frees inline_obstacks.
6362 (print_inline_obstack_statistics): Delete function.
6363 (dump_tree_statistics): Don't call it.
6364 * varasm.c (struct varasm_status): New.
6365 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6366 last_pool, pool_offset, const_double_chain): Delete global
6367 variables, replace with accessor macros.
6368 (immed_double_const): Don't walk const_double_chain outside a
6369 function, but don't treat nested functions specially anymore.
6370 (immed_real_const_1): Likewise.
6371 (clear_const_double_mem): Don't treat nested functions specially.
6372 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6373 (save_varasm_status, restore_varasm_status): Delete functions.
6374 (init_varasm_status): New function.
6375 (force_const_mem): Don't treat nested functions specially.
6376 (find_pool_constant): Accept new arg F, search for constants in
6377 that function's pool rather than the current one. All callers
6379 (get_pool_constant_for_function, get_pool_mode_for_function): New
6382 * i386.c (init_386_machine_status): New function, mostly from
6383 clear_386_stack_locals.
6384 (struct machine_functions): Rename element names to avoid name
6386 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6387 macros, replacing global variables.
6388 (clear_386_stack_locals, save_386_machine_status,
6389 restore_386_machine_status): Delete functions.
6390 (override_options): Initialize init_machine_status.
6391 * i386.h (INIT_EXPANDERS): Delete macro.
6392 (save_386_machine_status, restore_386_machine_status,
6393 clear_386_stack_locals): Delete declarations.
6395 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6397 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6398 (doloop_begin): Simplify pattern and use emit_jump_insn.
6399 (doloop_end): Simplify pattern, switch operand order,
6400 and use emit_jump_insn.
6402 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6404 * function.h (struct function): Add new element LANGUAGE.
6405 (save_lang_status): Declare new variable.
6406 (restore_lang_status): Likewise.
6407 * function.c (save_lang_status): Define.
6408 (restore_lang_status): Likewise.
6409 (push_function_context_to): Call language-specific save function.
6410 (pop_function_context_from): Call language-specific restore function.
6412 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6414 * i386.md (movsf_1): Check REG_P before use of REGNO.
6415 (movdf_1): Likewise.
6416 (movxf_1): Likewise.
6417 (extendsfdf2): Likewise.
6418 (extendsfxf2): Likewise.
6419 (extenddfxf2): Likewise.
6421 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6423 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6424 constants into memory.
6425 (c4x_shiftable_constant): New function.
6426 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6427 (c4x_shiftable_constant): Declare.
6428 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6429 ashlqi3_noclobber): Add new patterns and associated splitters.
6431 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6433 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6434 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6435 * final.c (shorten_branches): Likewise.
6436 * global.c (global_alloc): Likewise.
6437 * haifa-sched.c (build_control_flow): Likewise.
6438 * stmt.c (check_for_full_enumeration_handling): Likewise.
6439 (estimate_case_costs): Likewise.
6441 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6443 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6445 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6447 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6448 (recompute_reg_usage): Likewise.
6449 * rtlanal.c (find_regno_fusage): Likewise.
6451 * rtl.c (rtl_check_failed_code1): New function.
6452 (rtl_check_failed_code2): New.
6453 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6454 (RTL_CHECKC1, RTL_CHECKC2): New.
6455 (XC*): New accessor macros.
6456 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6457 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6458 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6459 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6460 (TRAP_*, RANGE_INFO_*): Likewise.
6462 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6464 * Makefile.in (tlink.o): Don't depend on toplev.h.
6466 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6467 output_file, nm_file_name, ldd_file_name, strip_file_name,
6468 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6469 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6470 fork_execute, maybe_unlink, add_to_list,
6471 extract_init_priority, write_list, dump_list,
6472 dump_prefix_list, write_list_with_asm, write_c_file,
6473 write_c_file_stat, write_c_file_glob, scan_prog_file,
6474 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6475 ignore_library, extract_string, notice, dump_file, target_machine,
6476 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6477 read_file, print_load_command): Constify a char*.
6478 (fdopen, error, fatal, fatal_perror): Don't prototype.
6479 (my_strerror): Remove. All callers use xstrerror instead.
6480 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6481 (main): Add prototype. Constify lots of char* ptrs. Change calls
6482 to xcalloc/strcpy/strcat/... to one call to concat.
6483 (main, scan_prog_file, scan_libraries): Use an intermediate
6484 `const char **' to build an argv array.
6485 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6487 * collect2.h (collect_execute, collect_wait, dump_file,
6488 file_exists): Constify a char*.
6489 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6490 temporary_firstobj, vflag, debug): Add extern declarations.
6491 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6493 * tlink.c: Don't include toplev.h.
6494 (vflag, debug, ldout, c_file_name, temporary_obstack,
6495 permanent_obstack, temporary_firstobj): Don't declare.
6496 (tlink_execute, frob_extension, symbol_hash_lookup,
6497 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6498 recompile_files, read_repo_files, demangle_new_symbols,
6499 scan_linker_output): Constify a char*.
6500 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6501 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6503 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6505 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6506 (relative) rather than jsr (absolute) subroutine call insns.
6507 * config/m68k/m68k-coff.h: Ditto.
6509 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6511 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6512 now rework these too.
6513 (arm_reorg): If an insn can't reach the end of the current pool,
6514 ensure that we emit that pool before the insn.
6516 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6518 * tlink.c (scan_linker_output): Skip the initial underscore in
6519 a mangled name if appropriate.
6521 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6523 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6524 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6525 error_with_ivar, gen_declarator, create_builtin_decl,
6526 my_build_string, generate_descriptor_table, generate_ivars_list,
6527 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6528 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6529 dump_base_name, lang_decode_option, build_encode_expr,
6530 start_class, finish_class, encode_pointer, really_start_method,
6531 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6533 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6534 Add static prototypes.
6535 (build_objc_string_decl, build_selector_reference_decl,
6536 encode_bitfield, build_class_reference_decl): Remove unused
6537 parameter, all callers changed.
6538 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6539 (objc_printable_name): Likewise. Change second parameter to type int.
6540 (init_objc): Use memcpy, not bcopy, to avoid casts.
6542 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6544 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6545 reg notes on a deleted insn.
6546 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6548 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6550 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6552 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6554 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6557 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6559 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6560 * tm.texi (MD_ASM_CLOBBERS): Document it.
6562 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6564 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6565 * except.c (expand_rethrow): Remove unused variable.
6566 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6567 * flow.c (replace_insns): Likewise.
6568 (create_edge_list, verify_edge_list): Likewise.
6569 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6571 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6572 is special code to run.
6573 (main): Don't define operands to emit_operand.
6574 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6576 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6578 * alpha/alpha.h (normal_memory_operand): Declare.
6579 (reg_no_subreg_operand): Declare.
6580 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6582 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6584 * c-parse.in (compstmt_primary_start): New, broken out of first
6585 part of compstmt handling in primary.
6586 (primary): Use it. Add an error clause.
6587 (compstmt_nostart): Renamed from compstmt; remove all
6588 initial invocations of compstmt_start.
6591 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6593 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6596 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6598 * combine.c (simplify_shift_const): Remove extra semicolon.
6599 * dwarf2out.c (remove_AT): Likewise.
6600 * expmed.c (expand_mult): Likewise.
6601 * gcov.c (create_program_flow_graph): Likewise.
6602 * reorg.c (mostly_true_jump): Likewise.
6604 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6606 * fold-const.c (fold_range_test): Do not try to fold the range
6607 test if the rhs or lhs has side effects.
6609 * combine.c (simplify_rtx): Recognize another case of a synthesized
6612 * varasm.c (mark_constant_pool): When marking indirect references,
6613 only look at SYMBOL_REFs.
6615 * except.c (expand_fixup_region_end): Do not peek at
6616 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6618 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6620 * flags.h: New variables align_loops, align_loops_log,
6621 align_jumps, align_jumps_log, align_labels, align_labels_log,
6622 align_functions, align_functions_log.
6623 * toplev.c: Define them.
6624 (f_options): Handle -falign-* when they have no argument.
6625 (main): Add logic to set variables for -falign-functions,
6626 -falign-jumps, -falign-labels, -falign-loops.
6627 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6628 (display_help): Change help to match options.
6629 * final.c (LABEL_ALIGN): Default to align_labels_log.
6630 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6631 (LOOP_ALIGN): Default to align_loops_log.
6632 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6633 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6634 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6635 * varasm.c (assemble_start_function): Handle align_functions.
6637 * config/sparc/sparc.h: Don't declare sparc_align_*.
6638 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6639 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6641 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6643 * config/sparc/sparc.c: Delete sparc_align_loops,
6644 sparc_align_jumps, sparc_align_funcs and the corresponding string
6646 (sparc_override_options): Default align_functions on ultrasparc.
6647 Delete -malign-* handling.
6649 * config/mips/mips.c (override_options): On 64-bit targets,
6650 try to align code to 64-bit boundaries.
6651 (print_operand): New substitution, %~,
6652 which aligns labels to align_labels_log.
6653 * config/mips/mips.md (div_trap_normal): Use %~.
6654 (div_trap_mips16): Likewise.
6659 (ashldi3_internal): Likewise.
6660 (ashrdi3_internal): Likewise.
6661 (lshrdi3_internal): Likewise.
6662 (casesi_internal): Likewise.
6664 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6666 Merge new ia32 backend from the branch!
6668 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6669 See ChangeLog.P2 on new_ia32_branch for details.
6671 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6672 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6673 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6674 * i386/gas.h (ASM_FILE_START): Define.
6675 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6676 for name change of ix86_valid_decl_attribute_p.
6677 (i386_pe_valid_type_attribute_p): Similarly.
6679 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6681 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6682 to step through CC modes.
6684 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6686 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6687 it would end up in the shadow of a live flags regsiter.
6689 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6691 * reload1.c: Fix many indentation problems.
6692 * reload.c: Likewise.
6694 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6696 * alias.c (non_local_reference_p): Constify fmt.
6698 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6700 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6702 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6704 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6705 the internal_arg_pointer.
6707 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6709 Merge peephole2 from new_ia32_branch:
6710 * Makefile.in (STAGESTUFF): Add *.peephole2.
6711 (mostlyclean): Likewise.
6712 (recog.o): Depend on resource.h.
6714 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6715 (final_scan_insn): Likewise for the invocation of peephole.
6716 * genconfig.c (main): Look for peephole and peephole2 patterns.
6717 Emit HAVE_peephole* accordingly.
6718 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6719 * flags.h (flag_peephole2): Declare.
6720 * toplev.c: New pass peephole2. New flag -fpeephole2.
6722 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6723 * gencodes.c (main): Likewise.
6724 * genextract.c (main): Likewise.
6725 * genoutput.c (main): Likewise.
6726 * genemit.c (max_operand_1): Look for the max scratch operand.
6727 (gen_rtx_scratch): New.
6728 (gen_exp): Use it, and pass on new arg subroutine_type.
6729 (gen_expand): Take max scratch into account.
6730 (gen_split): Emit peephole2 functions.
6731 (output_peephole2_scratch): New.
6732 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6733 * genrecog.c (routine_type): Add PEEPHOLE2.
6735 (make_insn_sequence): Match outer parallel for peep2. Discard
6736 top level scratches and dups.
6737 (add_to_sequence): New args insn_type and top. Update all callers.
6738 Handle toplevel peep2 matching insns.
6739 (write_subroutine): Handle peep2.
6740 (write_tree_1): Likewise.
6741 (write_tree): Likewise.
6743 (change_state): New arg afterward. Update all callers.
6744 Handle matching separate insns.
6745 * recog.c (recog_next_insn): New.
6746 (peephole2_optimize): New.
6747 * rtl.def (DEFINE_PEEPHOLE2): New.
6748 * resource.c (find_free_register): New argument last_insn. Use it
6749 to find a register available through the entire span.
6750 * resource.h (find_free_register): Update prototype.
6752 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6754 * i386.c (output_strlen_unroll): Don't write xops[7]
6755 label if it wasn't set.
6757 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6759 * cpplib.c (struct directive): Const-ify name pointer and
6760 function pointer prototype.
6761 (validate_else, do_define, do_line, do_include, do_undef,
6762 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6763 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6764 do_warning): Const-ify second arg.
6765 (directive_table): Mark const. Reorder entries by frequency
6766 of usage, record statistics.
6768 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6770 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6771 bounds- check RTL accesses if --enable-checking.
6772 (RTVEC_ELT): Bounds check if --enable-checking.
6773 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6774 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6775 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6777 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6778 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6780 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6781 (NOTE_SOURCE_FILE): Use X0STR.
6782 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6783 MEM_ALIAS_SET): Use X0INT.
6784 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6785 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6787 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6788 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6789 (rtl_check_failed_bounds, rtl_check_failed_type1,
6790 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6792 (fancy_abort): Fix comment.
6794 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6795 (cse_insn): Decrement LABEL_NUSES for jump target before
6797 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6798 * final.c (alter_subreg): Compute regno before changing x to
6799 REG; set REGNO(x) after changing it.
6800 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6801 notes containing CONST_INTs.
6802 (delete_eh_regions): Use NOTE_EH_HANDLER.
6803 * function.c (put_reg_into_stack): Make reg a MEM before
6805 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6807 (gen_mem_addressof): Make reg a MEM before initializing it.
6808 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6810 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6811 deleting an insn, not after.
6812 (block_alloc): Only look at PATTERN(insn) if we have to, and
6813 only if it's format class 'i'.
6814 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6815 CONST_INT before using its INTVAL.
6816 * print-rtl.c (print_rtx): Use X0STR.
6817 * regmove.c (fixup_match_1): Don't look at PATTERN of
6818 non-class-'i' insn chain elements.
6819 * reload.c (loc_mentioned_in_p): Take address of
6820 in->fld[1].rtx directly.
6821 * reload1.c (reload): Change reg to a MEM before initializing
6823 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6825 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6827 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6829 * config/mips/mips.c (machine_dependent_reorg): Force a
6830 barrier to output the local constant pool if a barrier hasn't
6831 been found at a natural point in the instruction stream.
6833 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6835 * c-parse.in (language_string): Constify.
6837 * dwarf2out.c (language_string): Remove declaration.
6839 * dwarfout.c (language_string): Likewise.
6841 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6843 * tree.h (language_string, init_parse, finish_parse): Declare.
6845 * i386/sun386.h (language_string): Remove declaration.
6847 * mips.h (language_string): Likewise.
6849 * nextstep.h (language_string): Likewise.
6851 * nextstep21.h (language_string): Likewise.
6853 * rs6000.c (language_string): Likewise.
6855 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6857 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6858 (getpwd.o): Remove target.
6860 * getpwd.c: Delete file. Its in libiberty now.
6862 * dbxout.c (getpwd): Don't prototype.
6863 * dwarf2out.c (getpwd): Likewise
6864 * dwarfout.c (getpwd): Likewise
6865 * final.c (getpwd): Likewise.
6866 * protoize.c (getpwd): Likewise.
6868 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6870 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6872 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6874 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6877 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6879 * fixinc/Makefile.in (subdir): New.
6880 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6883 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6885 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6886 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6889 * invoke.texi: Fix typo.
6891 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6892 changed. Handle autoincrement addressing modes.
6894 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6895 just like we would the virtual incoming args register when
6898 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6900 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6901 path, in .file directive.
6903 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6905 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6908 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6910 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6913 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6915 * tree.c (tree_code_name): Constify a char*.
6917 * tree.h (tree_code_name, decl_printable_name): Likewise.
6919 * function.h (struct function): Likewise.
6921 * toplev.c (decl_name, decl_printable_name): Likewise.
6923 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6925 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6926 (init_objc): Remove function pointer cast.
6928 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6930 * pa.md (interspace_jump): New pattern.
6931 (builtin_longjmp): New expander.
6933 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6935 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6936 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6937 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6939 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6941 * jump.c (delete_prior_computation): Also check calls
6942 to constant functions. Don't bother checking for a
6943 REG_UNUSED note before adding it.
6944 (delete_computation): Handle multi-word hard registers
6945 when synthesizing missing REG_DEAD notes for a register
6946 which is both set and used by an insn.
6948 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6950 * loop.c (this_loop_info): New variable.
6951 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6952 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6954 (prescan_loop, strength_reduce): New argument loop_info. All callers
6956 (scan_loop): New variable loop_info, initialise to address of
6958 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6959 Delete variable loop_has_multiple_exit targets and replace with
6960 field in this_loop_info.
6961 (find_and_verify_loops): Rename this_loop to this_loop_num.
6962 (strength_reduce): Delete loop_iteration_info. Replace variable
6963 loop_info with function argument of same name.
6964 (insert_bct): Rework test for loop being completely unrolled.
6966 * loop.h (struct loop_info): New fields num, loops_enclosed,
6967 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6968 has_indirect_jump, and cont. Redefine use of unroll_number.
6969 (loop_unroll_number): Delete.
6971 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6973 (loop_iterations): Delete variable vtop and instead use
6974 loop_info->vtop computed in prescan_loop.
6976 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6978 * fix-header.c (main): Do not pass a null pointer to strcmp.
6980 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6982 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6984 * configure: Rebuilt.
6986 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6988 * jump.c (jump_optimize_1): Do not delete assignments to
6989 internal_arg_pointer.
6990 * cse.c (delete_trivially_dead_insns): Always consider a set of
6991 the internal_arg_pointer live.
6993 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6995 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6996 (update_life_info) [REG_WAS_0]: Search the original insns rather
6997 than the new insns for the note. Fix typos finding note_dest.
6998 If no dest found, discard the note rather than abort.
6999 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
7000 (replace_insns): Remove the old insn list after update_life_info
7003 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
7005 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
7007 (sched_analyze_1): Let add_dependence care for not adding dups.
7008 (sched_analyze_2): Likewise.
7009 (add_branch_dependences): Likewise.
7011 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
7013 * i386/winnt.c (export_list): New type.
7014 (exports_head): Rename to
7015 (export_head): this.
7016 (i386_pe_record_exported_symbol): Add is_data flag.
7017 (i386_pe_asm_file_end): Emit directive for exported variables.
7018 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
7020 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
7021 (ASM_DECLARE_OBJECT_NAME): Likewise.
7022 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7023 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7025 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
7027 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
7029 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
7032 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
7034 * config/openbsd.h: Define SET_ASM_OP.
7035 * tm.texi: cross-reference SET_ASM_OP in the index.
7037 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
7039 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
7040 for a CONST_DOUBLE, at compile time. Initialize rtx_length
7041 and class_narrowest_mode at compile time. Kill init_rtl.
7042 Mark rtx_length, mode_class, mode_size, mode_unit_size,
7043 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
7044 rtx_format as const. Kill all references to EXTRA_CC_MODES or
7046 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
7048 * rtl.h: Declare rtx_length and rtx_format as const.
7049 * machmode.def: Define CC(). Use CC() to define CCmode. If
7050 EXTRA_CC_MODES is defined, expand it here.
7051 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
7052 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
7053 const. Kill all references to EXTRA_CC_MODES.
7055 * toplev.c: Don't prototype or call init_rtl.
7056 * optabs.c: Don't call init_mov_optab.
7057 * genemit.c: Don't generate init_mov_optab. Don't call
7059 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
7061 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
7062 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
7063 genrecog.c: Don't call init_rtl.
7065 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
7066 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
7067 definition of EXTRA_CC_MODES.
7069 * md.texi: Kill ref to EXTRA_CC_NAMES.
7070 * tm.texi: Document new way to define EXTRA_CC_MODES.
7072 * genrecog.c: Do not look up the name of a define_split.
7075 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
7077 * config/v850/v850.md: Fix typo introduced by previous delta.
7079 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7081 * gcc.c (fatal): Make definition static to match prototype.
7083 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7085 * combine.c (get_last_value): Don't look for earlier sets if the last
7086 known set is somewhere in between the insns being combined.
7088 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
7090 * configure.in: Don't use shell ! to negate exit codes
7091 * configure: Regenerate
7093 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
7095 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
7096 the fact that ALIGN is measured in bits, not bytes.
7098 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
7100 * errors.c: New file; defines functions error, warning, and
7101 fatal, variables have_error and progname.
7102 * errors.h: New file; prototypes and decls for stuff in errors.c.
7104 * Makefile: Add rules to build errors.o and
7105 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
7106 genopinit, genrecog, genextract, genpeep, genattr, and
7107 genoutput with errors.o. Add errors.h to deps of genconfig.o,
7108 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
7109 genpeep.o, genattr.o, and genoutput.o.
7111 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
7112 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
7113 define or prototype fatal. Set progname at beginning of main.
7114 * genoutput.c: Likewise, and don't define or prototype error
7117 * c-typeck.c (c_expand_start_case): Return immediately if exp
7119 * fold-const.c (operand_equal_p): Return immediately if arg1
7120 or arg0 are ERROR_MARKs.
7121 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
7122 fields of type ERROR_MARK when calculating if the record can
7125 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
7126 with much help from Jeffrey A Law and Richard Henderson
7128 * i386.md: In the 6 insns which call output_fix_trunc,
7129 earlyclobber operands[0].
7131 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
7133 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
7134 creating new registers.
7136 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
7138 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
7139 i386_reg_alloc_order, i386_regparm_string,
7140 i386_align_loops_string, i386_align_jumps_string,
7141 i386_align_funcs_string, i386_preferred_stack_boundary_string,
7142 and i386_branch_cost_string as type "const char *".
7143 * i386.c: Define all above strings as type "const char *".
7145 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
7147 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
7148 when emitting alignment padding. Emit padding byte of 0 instead of 4.
7150 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7152 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
7153 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
7155 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
7157 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
7158 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
7159 (dwarf2out_line, dwarf2out_finish): Likewise.
7160 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
7162 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
7164 * tree.c (lang_unsave_expr_now) : Correct return type.
7165 * tree.h (lang_unsave_expr_now) : Same.
7167 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
7169 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
7170 instead of duplicating code.
7172 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7174 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
7176 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
7178 * tree.h: fancy_abort always takes three args.
7179 * resource.c: Move include of system.h before toplev.h.
7181 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
7183 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
7186 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
7188 * system.h: Don't redefine abort or trim_filename.
7189 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
7190 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
7191 whether or not __FUNCTION__ is available.
7192 * tree.h: Duplicate rtl.h's definition of abort, for files
7193 that don't include rtl.h. Delete all code to perform type
7194 checking with a compiler other than GCC.
7195 * varray.h: Delete all code to perform type checking with a
7196 compiler other than GCC. Make VARRAY_CHECK() always evaluate
7197 its arguments exactly once, using a statement expression.
7198 Adjust the VARRAY_<type> accessor macros to match.
7199 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
7200 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
7201 caller's location. Define fatal_insn and fatal_insn_not_found
7202 as macros that use _fatal_insn and _fatal_insn_not_found.
7203 (fancy_abort, trim_filename): Kill prototypes.
7205 * rtl.c (trim_filename): Move here from toplev.c.
7206 (fancy_abort): New function.
7207 (DIR_SEPARATOR): Provide default definition.
7208 * tree.c (tree_check_failed, tree_class_check_failed): Go
7209 through fancy_abort.
7210 (tree_check, tree_class_check, cst_or_constructor_check,
7211 expr_check): Delete.
7212 * varray.c (varray_check_failed): New function.
7213 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
7214 _fatal_insn and _fatal_insn_not_found. Go through
7216 (trim_filename, fancy_abort): Delete.
7218 * builtins.c (expand_builtin_args_info): Report ICE with abort.
7219 * except.c (start_catch_handler): Report ICE with error/abort
7221 * final.c (output_operand_lossage): Likewise.
7222 * flow.c (verify_flow_info): Likewise.
7224 * gcc.c: Prototype fatal.
7225 * gengenrtl.c: Undef abort after including rtl.h not system.h.
7226 * genattr.c, genattrtab.c, genemit.c, genextract.c,
7227 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
7228 Don't define fancy_abort.
7230 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
7232 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
7235 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
7237 * m88k.h (VERSION_INFO2): Kill.
7238 (VERSION_STRING): Kill.
7240 (VERSION_INFO1): Tidy.
7241 (TARGET_VERSION): Update.
7242 * m88k/dgux.h (VERSION_INFO2): Kill.
7243 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
7244 * m88k/luna.h (VERSION_INFO1): Tidy.
7245 * m88k/sysv4.h (VERSION_INFO1): Likewise.
7246 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
7247 (output_file_start): Adjust for death of VERSION_STRING.
7249 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
7251 * cpplib.c (detect_if_not_defined): New function.
7252 (do_if): Use it to detect potential once-only headers.
7254 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
7256 * c-common.c (combine_strings): Always set TREE_CONSTANT.
7258 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7260 * combine.c (nonzero_bits) : Allow single-ly set registers to be
7261 anywere in the function only if they are pseudos and set before
7262 being used (not live at the start of the function).
7263 (num_sign_bit_copies) : Same.
7264 (get_last_value_validate) : Same.
7265 (get_last_value) : Same.
7267 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
7269 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
7270 where N and M are constant and N is an integer multiple of M.
7272 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7274 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
7275 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7276 sbitmap_union_of_preds): Add prototypes.
7277 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
7278 the intersection of successors with the new flow graph structures.
7279 (sbitmap_intersection_of_preds): New function to compute the
7280 intersection of predecessors with the new flow graph structures.
7281 (sbitmap_union_of_succs): New function to compute the union of
7282 successors with the new flow graph structures.
7283 (sbitmap_union_of_preds): New function to compute the union of
7284 predecessors with the new flow graph structures.
7285 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7286 (expr_reaches_here_p): Use edge and basic_block structures instead
7287 of s_preds and s_succs.
7288 (compute_cprop_avinout): Use new sbitmap routines.
7289 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7290 of s_preds and s_succs.
7291 * flow.c (compute_flow_dominators): Compute dominators using
7292 edges and basic blocks instead of s_preds and s_succs.
7294 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7296 * lists.c (unused_insn_list, unused_expr_list): New file for
7297 maintaining various types of lists. New statics for maintaining a
7298 cache of available INSN_LIST and EXPR_LIST nodes.
7299 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7300 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7301 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7302 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7303 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7304 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7305 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7306 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7307 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7308 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7309 (remove_dependence, free_pending_lists): Use new global routines.
7310 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7311 (sched_analyze, compute_block_backward_dependences): Use new routines.
7312 (sched_analyze_1, sched_analyze_2): Use new routines.
7313 (schedule_insns): Use new global routines.
7314 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7316 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7317 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7319 * toplev.c (rest_of_compilation): Initialize node cache.
7320 * Makefile.in (OBJS): Add lists.o to list of object files.
7321 (lists.o): Add dependancies.
7323 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7325 * config/v850/v850.md: Fix compile time warning messages.
7326 * config/v850/v850.c: Fix compile time warning messages.
7327 * config/v850/v850.h: Fix compile time warning messages.
7329 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7331 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7332 Remove unused prototype for `init_lengths'.
7334 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7336 * calls.c (emit_call_1): Mark parameter `stack_size' with
7338 (expand_call): Initialize variable `insn'.
7339 (emit_library_call): Likewise for variable `high_to_save'.
7340 (emit_library_call_value): Likewise.
7341 (store_one_arg): Likewise for variables `lower_bound' and
7344 * combine.c (try_combine): Likewise for variables `i2_code_number'
7345 and `other_code_number'.
7346 (find_split_point): Likewise for variables `pos', `unsignedp' and
7348 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7349 (simplify_and_const_int): Remove unused variable `width'.
7350 (merge_outer_ops): Likewise.
7352 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7353 HOST_WIDE_INT' when comparing against one.
7354 (simplify_relational_operation): Likewise.
7355 (cse_insn): Initialize variables `src_eqv_volatile',
7356 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7358 * final.c (init_final): Constify parameter `filename'.
7359 (final_start_function): Mark parameter `optimize' with
7361 (profile_function): Likewise for parameters `first' and `optimize'.
7362 (output_source_line): Likewise for parameter `file'.
7364 * integrate.c (subst_constants): Cast a value to `size_t' when
7365 comparing against one.
7366 (mark_stores): Initialize variable `mode'. Cast a value to
7367 `size_t' when comparing against one.
7369 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7371 * loop.c (move_movables): Initialize variable `first'.
7372 (strength_reduce): Likewise for variable `increment'.
7373 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7374 value to `size_t' when comparing against one.
7375 (load_mems): Initialize variable `end_label'.
7377 * output.h (init_final): Constify parameter.
7379 * reload.c (decompose): Initialize variable `base'.
7381 * reload1.c (reload): Likewise for variable `is_scalar'.
7382 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7383 (choose_reload_regs): Initialize variable `mode'.
7384 (emit_reload_insns): Likewise for variable `store_insn'.
7385 (reload_cse_noop_set_p): Mark parameter `insn' with
7387 (reload_combine): Initialize variable `set'.
7389 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7390 (copy_loop_body): Cast a value to `size_t' when comparing against
7393 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7394 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7395 (remove_from_pending_weak_list): Mark parameter `name' with
7398 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7400 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7403 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7405 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7406 (ASM_DECLARE_FUNCTION_NAME): Define.
7407 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7408 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7409 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7410 not already defined.
7412 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7414 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7415 of n_popped when call/call_value are not defined.
7417 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7419 * tm.texi: GNU CC -> GCC conversion.
7420 (CC1_SPEC): Indicate it is used for all language front ends.
7422 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7424 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7425 NOTE_INSN_EH_REGION_END correctly.
7427 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7428 Jeff Law <law@cygnus.com>
7430 * loop.c (strength_reduce): Automatically unroll loops if the
7431 unrolled loop size is smaller than the rolled loop size.
7433 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7434 and delete comment that code should be rewritten.
7436 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7438 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7441 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7443 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7445 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7446 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7447 (LINK_SPEC): Add -u _main when building executables.
7448 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7449 (ASM_FILE_END): Use the default for ix86-pe.
7450 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7452 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7454 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7455 and ASM_CLOSE_PAREN are empty strings.
7457 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7458 Geoffrey Keating <geoffk@cygnus.com>
7460 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7461 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7462 (unprotoize.o): Ditto.
7463 (test-protoize-simple): Don't define STD_PROTO_DIR.
7464 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7465 changes to make 'test-protoize-simple' pass.
7466 (STD_PROTO_DIR): Remove define.
7467 (STANDARD_EXEC_PREFIX): Supply default define.
7468 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7469 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7470 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7471 (GET_ENV_PATH_LIST): New macro.
7472 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7473 (do_processing): Initialize default_syscalls_dir using new
7474 macros. Use it to initialize syscalls_absolute_filename.
7476 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7478 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7479 B into a register before emit_conditional_move.
7481 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7483 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7484 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7485 multiplicand out of (+ (* a b) (* c d)).
7487 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7488 Richard Henderson <rth@cygnus.com>
7490 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7491 (new_insn_dead_notes): Likewise.
7492 (update_n_sets): Likewise.
7493 (update_flow_info): Move to flow.c, renamed to update_life_info;
7494 extend to handle multiple source insns.
7495 * flow.c: Include resource.h
7496 (unlink_insn_chain): New.
7497 (split_hard_reg_notes): New.
7498 (maybe_add_dead_note): New.
7499 (maybe_add_dead_note_use): New.
7500 (find_insn_with_note): New.
7501 (new_insn_dead_notes): New.
7502 (update_n_sets): New.
7503 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7504 (maybe_remove_dead_notes): New.
7505 (update_life_info): New.
7506 (prepend_reg_notes): New.
7507 (replace_insns): New.
7508 * output.h (update_life_info): Declare.
7509 * recog.c (split_block_insns): Use update_life_info.
7510 * resource.c (find_free_register): Use reg_alloc_order, don't use
7511 fixed regs, make sure the mode is supported, don't use new regs.
7513 * rtl.h (replace_insns): Declare.
7515 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7517 * expr.c (expand_expr): Cope with COND_EXPRs with one
7518 non-returning branch.
7520 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7522 * expr.c (store_expr): Always pass down the target, even when not
7525 1999-08-24 Nick Clifton <nickc@cygnus.com>
7527 * configure.in: Define target_cpu_default for v850 targets.
7528 * configure: Regenerate
7530 * config/v850/v850.h (TARGET_CPU_generic): Define.
7531 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7532 addresses are 4 byte aligned.
7534 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7537 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7539 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7540 (main): Add prototypes.
7542 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7543 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7544 (write_attr_get): Emit prototypes along with function definition.
7545 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7546 (write_complex_function): Emit static prototype along with
7547 function definition.
7549 * genemit.c (gen_split): Emit prototypes along with function
7552 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7553 Likewise for predicates and `insn_operand_predicate'.
7554 (process_template): Emit static prototype along with function
7557 * genrecog.c (make_insn_sequence): Constify a char*. Add
7558 prototypes for get_split_*().
7559 (write_subroutine): Emit prototypes along with function
7562 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7564 * gcse.c (find_avail_set): Follow chains of register-register copies.
7565 Use oprs_not_set_p to guarantee that the returned value can be
7567 (cprop_insn): Don't verify the return value of find_avail_set with
7570 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7571 (cprop_cc0_jump): New function.
7572 (cprop_insn): Break out new function cprop_jump and use it.
7573 Also use cprop_cc0_jump for machines with CC0.
7574 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7576 * tree.h (current_function_calls_setjmp,
7577 current_function_calls_longjmp): Delete declarations.
7578 * dsp16xx.c: Include "function.h".
7579 * elxsi.c: Likewise.
7580 * gmicro.c: Likewise.
7581 * h8300.c: Likewise.
7584 * mn10200.c: Likewise.
7585 * mn10300.c: Likewise.
7586 * ns32k.c: Likewise.
7590 * rtl.h (rtx_equal_function_value_matters): Declare.
7591 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7593 * function.c: Likewise.
7594 * emit-rtl.c: Likewise.
7596 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7598 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7601 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7603 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7606 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7608 * cpp.texi: Add a node documenting macro varargs (copied
7611 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7613 * cppspec.c: Put a null pointer at the end of the new argv.
7615 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7617 * configure.in: Remove code to select/de-select the haifa
7618 scheduler. Every scheduled port gets haifa now.
7619 * configure: Rebuilt.
7620 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7622 * Makefile.in: Corresponding changes.
7624 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7626 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7627 All callers changed.
7628 (prepare_float_lib_cmp): Likewise.
7629 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7630 * expr.h (emit_float_lib_cmp): Delete declaration.
7631 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7632 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7633 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7635 (cmptf): Now conditional on TARGET_HARD_QUAD.
7637 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7639 * resource.c (mark_target_live_regs): Use
7640 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7642 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7644 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7646 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7648 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7650 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7652 * rtl.h (rtx_format): Constify a char*.
7654 * rtl.c (rtx_format): Likewise.
7655 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7656 (init_rtl): Use accessor macro, not `rtx_format'.
7658 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7661 * caller-save.c (mark_referenced_regs): Likewise.
7663 * combine.c (subst, make_compound_operation, known_cond,
7664 gen_rtx_combine, update_table_tick, get_last_value_validate,
7665 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7667 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7668 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7669 count_reg_usage): Likewise.
7671 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7674 * final.c (leaf_renumber_regs_insn): Likewise.
7676 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7677 dump_edge_info, count_reg_references): Likewise.
7679 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7680 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7683 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7684 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7685 add_label_notes): Likewise.
7687 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7688 clear_struct_flag, count_sub_rtxs, count_alternatives,
7689 compares_alternatives_p, contained_in_p, walk_attr_value,
7690 write_expr_attr_cache): Likewise.
7692 * genconfig.c (walk_insn_part): Likewise.
7694 * genemit.c (max_operand_1, gen_exp): Likewise.
7696 * genextract.c (walk_rtx): Likewise.
7698 * genflags.c (num_operands): Likewise.
7700 * genoutput.c (scan_operands): Likewise.
7702 * genpeep.c (match_rtx): Likewise.
7704 * genrecog.c (add_to_sequence): Likewise.
7706 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7709 * integrate.c (save_constants, copy_for_inline,
7710 copy_rtx_and_substitute, subst_constants, restore_constants):
7713 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7714 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7716 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7719 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7720 add_label_notes, replace_call_address, count_nonfixed_reads,
7721 invariant_p, find_single_use_in_loop, find_mem_givs,
7722 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7725 * print-rtl.c (reg_names, print_rtx): Likewise.
7727 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7729 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7730 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7731 print_blocks): Likewise.
7733 * regclass.c (fix_register, record_address_regs,
7734 reg_scan_mark_refs): Likewise.
7736 * regmove.c (stable_but_for_p): Likewise.
7738 * reload.c (loc_mentioned_in_p, operands_match_p,
7739 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7740 copy_replacements, refers_to_regno_for_reload_p,
7741 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7742 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7745 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7746 delete_address_reloads_1, count_occurrences,
7747 reload_cse_mem_conflict_p, reload_combine_note_use,
7748 add_auto_inc_notes): Likewise.
7750 * resource.c (mark_referenced_resources, mark_set_resources):
7753 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7754 reg_mentioned_p, regs_set_between_p, modified_between_p,
7755 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7756 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7757 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7758 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7760 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7762 * stupid.c (stupid_mark_refs): Likewise.
7764 * unroll.c (remap_split_bivs): Likewise.
7766 * varasm.c (mark_constants): Likewise.
7768 * a29k/a29k.c (uses_local_reg_p): Likewise.
7770 * alpha/alpha.c (summarize_insn): Likewise.
7772 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7773 eliminate_lr2ip): Likewise.
7775 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7777 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7778 reg_mentioned_in_mem): Likewise.
7780 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7781 symbolic_reference_mentioned_p): Likewise.
7783 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7785 * sh/sh.c (regs_used, mark_use): Likewise.
7787 * vax/vax.c (vax_rtx_cost): Likewise.
7789 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7791 * machmode.h (mode_name): Constify a char*.
7793 * rtl.c (mode_name): Likewise.
7795 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7797 * optabs.c (init_libfuncs): Constify a char*.
7799 * print-tree.c (mode_name): Remove redundant declaration.
7800 (print_node): Use accessor macro, not `mode_name'.
7802 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7804 (new_spill_reg): Constify a char*.
7806 * tree.c (mode_name): Remove redundant declaration.
7808 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7810 * rtl.c (rtx_name): Constify a char*.
7812 * rtl.h (rtx_name, fix_sched_param): Likewise.
7814 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7815 (mypr): Use accessor macro, not `rtx_name'.
7817 * genemit.c (print_code): Constify a char*.
7819 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7821 * genpeep.c (print_code): Constify a char*.
7823 * genrecog.c (print_code): Likewise.
7825 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7826 end_bb): Add static prototype.
7827 (draw_edge): Constify a char*.
7828 (end_bb): Remove unused parameter.
7830 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7831 print_block_visualization): Constify a char*.
7833 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7835 * c-common.c (c_get_alias_set): Update comment.
7837 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7839 * linux.h (LIB_SPEC): Added.
7841 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7843 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7845 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7847 * tree.c (expr_check): Fix typo in last change.
7849 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7851 * rtl.def (NOTE): Change format to "iuu0n".
7852 (ADDR_DIFF_VEC): Change format to "eEee0".
7853 (ADDRESSOF): Change format to "eit".
7855 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7856 (RTVEC_ELT): Change to match.
7857 (XVECEXP): Use XVEC and RTVEC_ELT.
7858 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7859 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7860 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7861 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7862 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7863 (INTVAL): Use XWINT.
7864 (ADDRESSOF_DECL): Use XTREE.
7865 (SET_ADDRESSOF_DECL): Delete.
7866 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7867 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7868 ifdefed out since 2.6 at least.
7869 (gen_rtvec_vv): Delete prototype.
7871 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7873 (copy_most_rtx): Handle 't' format letter.
7874 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7875 (gen_rtvec_vv): Delete function. All callers changed to use
7876 gen_rtvec_v instead.
7877 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7878 the '0' format letter.
7880 * function.c (gen_mem_addressof): Don't use
7881 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7883 * integrate.c (copy_rtx_and_substitute): Likewise.
7884 Copy 't' slots with XTREE.
7885 (subst_constants): Treat 't' slots like '[swi]' slots.
7886 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7887 * jump.c (rtx_equal_for_thread_p): Likewise.
7888 * rtlanal.c (rtx_equal_p): Likewise.
7889 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7890 only four arguments.
7891 * gengenrtl.c (type_from_format): Provide correct types for
7895 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7896 If a recent gcc is in use (always in stage2 and beyond), use
7897 statement expressions, so we don't make a function call unless
7898 the check fails. Evaluate arguments exactly once.
7899 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7900 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7902 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7903 they evaluate their arguments exactly once, irrespective of
7904 the compiler in use.
7906 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7907 is used by the currently-enabled check macros. This is:
7908 (tree_check_failed, tree_class_check_failed): For gcc.
7909 (tree_check, tree_class_check, cst_or_constructor_check,
7910 expr_check): For other compilers.
7912 * gencheck.c: Do not define any *_CHECK1 macros.
7914 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7915 Mark Mitchell <mark@codesourcery.com>
7917 * c-common.c (c_get_alias_set): Fix support for poitners and
7920 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7922 * alias.c: Include tree.h.
7923 (nonlocal_reference_p, mark_constant_function): New functions.
7924 * flow.c (life_analysis): Call mark_constant_function.
7925 * rtl.h (mark_constant_function): Declare it.
7927 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7929 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7930 unrecognisable switches.
7932 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7934 * loop.c (recombine_givs): Set ix field after sorting.
7935 (recombine_givs): Remove bogus index / giv lockstep looping.
7937 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7939 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7941 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7942 (do_cmp_and_jump): Formatting fixes.
7943 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7944 do_compare_rtx_and_jump instead of compare_from_rtx.
7945 (do_compare_rtx_and_jump): New function; mostly copied from
7947 (do_jump_for_compare): Delete.
7948 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7950 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7951 of compare/do_jump_for_compare pairs.
7952 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7953 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7954 compare_from_rtx/do_jump_for_compare pairs.
7955 (do_jump_by_parts_equality): Likewise.
7956 (do_jump_by_parts_equality_rtx): Likewise.
7957 * expr.h (do_compare_rtx_and_jump): Declare.
7958 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7959 that used to be in emit_cmp_insn.
7960 (cmp_available_p): New function.
7961 (prepare_operand): New function.
7962 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7963 to be in emit_cmp_insn.
7964 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7965 parameters to be pointers; don't emit final compare but modify some of
7966 the values pointed to by the args so the caller can perform the
7968 (expand_binop): Call emit_store_flag_force with signed forms of
7970 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7971 emit_jump_insn pair.
7972 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7973 emit_cmp_and_jump_insn_1. Call emit_queue.
7974 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7976 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7977 jump sets cc0 before deleting it.
7978 * integrate.c (expand_inline_function): Likewise.
7979 * unroll.c (unroll_loop): Similar changes in several places.
7980 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7983 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7985 * Makefile.in (insn-recog.o): Update dependencies.
7986 * genrecog.c (main): Make generated file include "function.h".
7988 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7990 * cse.c (cse_insn): Call never_reached_warning when a jump is
7991 changed to be unconditional.
7992 * flags.h: Declare warn_notreached.
7993 * flow.c (delete_block): Call never_reached_warning when
7995 * jump.c (delete_barrier_successors): Call never_reached_warning
7996 when we delete everything after a BARRIER.
7997 (never_reached_warning): New function.
7998 * rtl.h: Declare never_reached_warning.
7999 * toplev.c (warn_notreached): New variable.
8000 (lang_independent_options): Set warn_notreached
8001 when -Wunreachable-code.
8002 (compile_file): We need line numbers for -Wunreachable-code.
8004 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
8006 * haifa-sched.c (insn_unit): Fix typo on out of range test.
8007 * sched.c (insn_unit): Likewise.
8009 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
8011 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
8013 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8015 * flow.c (create_edge_list): Use xmalloc, not malloc.
8017 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
8019 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
8020 C-style comments. Do not lose the character before double slash.
8022 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8024 * basic-block.h (struct edge_list): Stucture to maintain a vector
8026 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
8027 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
8028 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
8029 New function prototypes.
8030 * flow.c (create_edge_list): Function to create an edge list.
8031 (free_edge_list): Discards memory used by an edge list.
8032 (print_edge_list): Debug output showing an edge list.
8033 (verify_edge_list): Internal consistency check for an edge list.
8034 (find_edge_index): Function to find an edge index for a pred and succ.
8036 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
8038 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
8041 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
8043 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
8045 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8047 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8049 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
8051 * toplev.c (rest_of_compilation): Allow machine dependent
8052 reorganisation pass to place information into the RTL dump
8053 file if it so wishes.
8055 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
8057 * explow.c (hard_function_value): Use VOIDmode instead of
8059 * stmt.c (expand_return): Likewise.
8060 * stor-layout.c (get_best_mode): Likewise.
8062 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
8063 emit call instead of emit_insn call.
8065 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8067 * configure.in: Handle --disable/enable-win32-registry.
8068 * install.texi: Document --disable/enable-win32-registry.
8069 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
8070 (WIN32_REGISTRY_KEY): New macro.
8071 * prefix.c: Use to enable/disable win32-specific code.
8072 (lookup_key): Use versioned key.
8073 * configure: Regenerate.
8074 * config.in: Likewise.
8076 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
8078 * cpplib.c (read_line_number): New fn, split out of...
8081 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
8083 tree.c (lang_unsave_expr_now) : New.
8084 (unsave_expr_now): Call lang_unsave_expr_now.
8085 tree.h (lang_unsave_expr_now) : New.
8087 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
8089 * toplev.c (flag_new_exceptions): On by default.
8091 1999-08-13 Michael Meissner <meissner@cygnus.com>
8093 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
8095 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8097 * dwarfout.c (fundamental_type_code): Return FT_boolean for
8098 INTEGER_TYPE with precision==1, it's __java_boolean.
8100 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8102 * global.c (prune_preferences): Move some invariants out of the
8105 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
8107 * configure.in (alpha*-dec-osf*): Add osf5.
8109 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
8111 * configure.in: Rework handling of ARM GNU/Linux slightly.
8112 (arm*-*-linux-gnuoldld): New target.
8113 * configure: Regenerate.
8114 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
8115 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
8116 * config/arm/linux-oldld.h: New file.
8117 * config/arm/linux-elf26.h: Don't include linux-elf.h.
8118 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
8120 * config/arm/linux-elf.h (ASM_SPEC): Define.
8121 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
8122 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
8123 for 26-bit APCS and old linker.
8124 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
8126 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
8127 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
8128 don't define `arm' or `arm_elf'.
8129 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
8130 MULTILIB_DIRNAMES): Define. Fix typo in comment.
8132 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
8134 * rtl.texi: Fix typo.
8136 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
8138 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
8140 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
8142 * extend.texi (C++ Signatures): Remove node.
8143 * invoke.texi: Remove discussion of -fhandle-signatures,
8144 signature, sigof, __signature__, and __sigof__.
8146 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
8148 * Makefile.in (JAVAGC): Removed.
8150 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
8152 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8154 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
8156 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8158 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
8160 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
8161 a register that is already known to be a pointer.
8163 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
8165 * fixinc/inclhack.tpl: Only install assert.h conditionally.
8166 * fixinc/inclhack.sh: Regenerated.
8167 * fixinc/fixincl.sh: Regenerated.
8169 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
8171 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
8172 Fix documentation of -ansi flag to describe its C++ behavior.
8173 Remove bogus reference to GCC 2.9.
8175 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
8177 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
8178 note if it is non-NULL.
8180 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8182 * except.h (eh_nesting_info): Add new structure defintion.
8183 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
8184 (reachable_handlers, update_rethrow_references): Add function
8186 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
8187 a rethrow symbol instead of an integer exception region number.
8188 * flow.c (Make_edges): Use new exception nesting routines to determine
8189 which handlers are reachable from a CALL or asynchronous insn.
8190 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
8192 (delete_eh_regions): Update rethrow labels, and don't delete
8193 regions which are the target of a rethrow.
8194 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
8195 avoid overloading the SYMBOL_REF_USED flag.
8196 (rethrow_symbol_map): Use new rethrow_ref field.
8197 (rethrow_used): Use new rethrow_ref field.
8198 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
8199 of an integer. Fix formatting.
8200 (output_exception_table_entry): Use new rethrow_ref field.
8201 (can_throw): Check for EH_REGION_NOTE before deciding
8202 whether a CALL can throw or not.
8203 (scan_region): Call rethrow_used() instead of accessing data structure.
8204 (update_rethrow_references): New function to make sure only regions
8205 which are still targets of a rethrow are flagged as such.
8206 (process_nestinfo): New static function to initialize a handler
8207 list for a specific region.
8208 (init_eh_nesting_info): New function to allocate and initialize
8209 the list of all EH handlers reachable from all regions.
8210 (reachable_handlers): New function to retrieve the list of handlers
8211 reachable from a specific region and insn.
8212 (free_eh_nesting_info): New function to dispose of a list of
8215 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8217 * flow.c (split_edge): Set JUMP_LABEL field.
8218 (commit_one_edge_insertion): Set head correctly for insert_before.
8219 When inserting insns, update insn block numbers if allocated.
8221 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8223 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
8224 retry_incomplete_types): Add static prototype.
8225 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
8226 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
8227 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
8228 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
8229 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
8232 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
8233 dwarf2out_start_source_file, dwarf2out_line): Likewise.
8235 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8237 * output.h (assemble_name): Constify a char*.
8239 * varasm.c (UNIQUE_SECTION, assemble_start_function,
8240 assemble_variable, assemble_name): Likewise.
8242 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
8244 * arm/pe.c (arm_pe_unique_section): Likewise.
8246 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
8248 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
8250 * i386/interix.c (i386_pe_unique_section): Likewise.
8252 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
8254 * i386/winnt.c (i386_pe_unique_section): Likewise.
8256 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
8258 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
8260 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
8262 * pa/pa.c (output_call): Likewise.
8264 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
8266 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
8268 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
8271 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
8274 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
8276 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
8277 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
8279 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
8281 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8283 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
8285 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8287 * tree.h (lang_identify): Constify a char*.
8288 (print_error_function): Add extern prototype. Constify a char*.
8290 * c-lang.c (lang_identify): Constify a char*.
8292 * objc/objc-act.c (lang_identify): Constify a char*.
8294 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8296 * genpeep.c (main): Make generated file include "function.h".
8297 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8299 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8301 * Makefile.in: Update dependencies.
8302 * alias.c: Include "function.h"
8303 * c-decl.c: Likewise.
8304 * caller-save.c: Likewise.
8305 * calls.c: Likewise.
8306 * combine.c: Likewise.
8308 * explow.c: Likewise.
8309 * final.c: Likewise.
8310 * global.c: Likewise.
8311 * graph.c: Likewise.
8312 * local-alloc.c: Likewise.
8314 * optabs.c: Likewise.
8315 * profile.c: Likewise.
8316 * recog.c: Likewise.
8317 * regclass.c: Likewise.
8318 * regmove.c: Likewise.
8319 * reload.c: Likewise.
8320 * reorg.c: Likewise.
8321 * resource.c: Likewise.
8322 * sched.c: Likewise.
8323 * stupid.c: Likewise.
8324 * config/1750a/1750a.c: Likewise.
8325 * config/a29k/a29k.c: Likewise.
8326 * config/arc/arc.c: Likewise.
8327 * config/arm/arm.c: Likewise.
8328 * config/arm/thumb.c: Likewise.
8329 * config/c4x/c4x.c: Likewise.
8330 * config/clipper/clipper.c: Likewise.
8331 * config/convex/convex.c: Likewise.
8332 * config/fx80/fx80.c: Likewise.
8333 * config/i860/i860.c: Likewise.
8334 * config/m68k/m68k.c: Likewise.
8335 * config/m88k/m88k.c: Likewise.
8336 * config/mips/mips.c: Likewise.
8337 * config/pdp11/pdp11.c: Likewise.
8338 * config/pyr/pyr.c: Likewise.
8339 * config/romp/romp.c: Likewise.
8340 * config/sh/sh.c: Likewise.
8341 * config/tahoe/tahoe.c: Likewise.
8342 * config/vax/vax.c: Likewise.
8343 * config/we32k/we32k.c: Likewise.
8344 * config/sparc/sparc.c: Include "function.h".
8345 (mem_min_alignment): Test current_function rather than
8346 regno_pointer_align.
8347 * config/pa/pa.c: Likewise.
8348 (compute_frame_size): Delete declaration of
8349 current_function_outgoing_args_size.
8350 * config/arc/arc.h (current_function_varargs): Delete declaration.
8351 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8353 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8355 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8356 current_function_uses_pic_offset_table.
8357 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8358 of current_function_returns_pointer.
8359 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8360 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8361 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8362 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8363 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8364 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8365 * config/m88k/m88k.c: Include "function.h"
8366 (call_used_regs, current_function_pretend_args_size,
8367 current_function_outgoing_args_size, frame_pointer_needed): Delete
8369 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8371 * config/mips/mips.h (current_function_calls_alloca): Delete
8373 * config/mn10200/mn10200.h (current_function_needs_context,
8374 rtx_equal_function_value_matters): Delete declarations.
8375 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8376 flag_pic): Delete declarations.
8377 * config/pa/pa.h (current_function_pretend_args_size,
8378 current_function_decl): Delete declarations.
8379 * config/pa/som.h (current_function_varargs): Delete declaration.
8380 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8382 * config/pyr/pyr.h (current_function_pretend_args_size,
8383 current_function_args_size, current_function_calls_alloca): Delete
8385 * config/sh/sh.h (current_function_varargs): Delete declaration.
8386 * config/sparc/sparc.h (current_function_outgoing_args_size,
8387 current_function_calls_alloca, current_function_decl): Delete
8389 * config/spur/spur.h (current_function_pretend_args_size,
8390 current_function_calls_alloca): Delete declarations.
8391 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8393 * config/vax/vms.h (current_function_name): Delete declaration.
8394 * gcse.c: Include "function.h".
8395 (current_function_name, current_function_calls_setjmp): Delete
8397 * haifa-sched.c: Include "function.h".
8398 (forced_labels): Delete declaration.
8400 * reg-stack.c: Likewise.
8401 * reload1.c: Likewise.
8402 * genemit.c (main): Make generated file include function.h.
8403 * genoutput.c (output_prologue): Likewise.
8405 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8406 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8407 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8408 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8409 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8410 macros for some of them.
8411 (emit_filename, emit_lineno): Delete declarations.
8412 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8413 regno_pointer_* variables through current_function.
8414 (gen_inline_header_rtx): Delete function.
8415 (save_emit_status): Delete function.
8416 (set_new_last_label_num): New function.
8417 (clear_emit_caches): New function.
8418 (restore_emit_status): Just clear last_labelnum and call
8420 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8421 through macro seq_stack.
8422 (add_insn_after): Likewise.
8423 (add_insn_before): Likewise.
8424 (remove_insn): Likewise.
8425 (pop_topmost_sequence): Likewise.
8426 (in_sequence_p): Likewise.
8427 (start_sequence_for_rtl_expr): Likewise.
8428 (start_sequence): Likewise, and likewise for
8429 sequence_rtl_expr/seq_rtl_expr.
8430 (push_topmost_sequence): Likewise.
8431 (end_sequence): Likewise.
8432 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8433 All callers changed. Store into that pointer instead of globals.
8434 (init_emit): Allocate emit elt of current_function.
8435 Changes for sequence_rtl_expr/sequence_stack renaming.
8436 Call clear_emit_caches instead of doing it in-line.
8437 Access regno_pointer_* variables through current_function.
8438 (init_emit_once) Don't clear sequence_stack.
8440 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8442 (arg_pointer_save_area): Delete declaration.
8443 (finish_expr_for_function): Renamed from init_queue; no longer static.
8444 (init_expr): Don't call init_queue.
8445 (save_expr_status, restore_expr_status): Delete functions.
8446 (expand_expr): Changes to reflect new layout of struct function.
8447 Don't access current_function_check_memory_usage when current_function
8449 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8450 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8451 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8452 current_function_uses_const_pool, function_call_count,
8453 current_function_uses_pic_offset_table, nonlocal_labels,
8454 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8455 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8456 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8458 (finish_expr_for_function): Declare.
8459 * flags.h (current_function_has_nonlocal_label,
8460 current_function_has_nonlocal_goto, current_function_is_thunk,
8461 current_function_has_computed_jump): Delete declarations.
8462 * flow.c (forced_labels): Delete declaration.
8463 * function.c (current_function_pops_args,
8464 current_function_returns_struct, current_function_returns_pcc_struct,
8465 current_function_needs_context, current_function_calls_setjmp,
8466 current_function_calls_longjmp, current_function_has_nonlocal_label,
8467 current_function_has_nonlocal_goto, current_function_is_thunk,
8468 current_function_has_computed_jump, current_function_calls_alloca,
8469 current_function_contains_functions, current_function_returns_pointer,
8470 current_function_epilogue_delay_list, current_function_args_size,
8471 current_function_pretend_args_size, current_function_arg_offset_rtx,
8472 current_function_outgoing_args_size, current_function_varargs,
8473 current_function_stdarg, current_function_args_info, cleanup_label,
8474 current_function_name, current_function_uses_const_pool,
8475 current_function_instrument_entry_exit, current_function_return_rtx,
8476 current_function_uses_pic_offset_table, nonlocal_labels,
8477 current_function_internal_arg_pointer, current_function_cannot_inline,
8478 current_function_check_memory_usage, function_call_count,
8479 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8480 nonlocal_goto_stack_level, return_label, save_expr_regs,
8481 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8482 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8483 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8484 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8485 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8487 (push_function_context_to): Don't save them. Don't call
8488 save_storage_status, save_emit_status or save_expr_status.
8489 (pop_function_context_from): Don't restore them. Don't call
8490 restore_storage_status or restore_expr_status.
8491 (get_func_frame_size): New function.
8492 (get_frame_size): Use it.
8493 (assign_outer_stack_local): Reflect some member name changes in struct
8495 (put_reg_into_stack): Likewise.
8496 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8498 (fixup_var_refs): Likewise.
8499 (fix_lexical_addr): Likewise.
8500 (trampoline_address): Likewise.
8501 (prepare_function_start): Clear field inlinable of current_function.
8502 (init_function_for_compilation): New function.
8503 (expand_dummy_function_end): New function.
8504 (expand_function_end): Call finish_expr_for_function.
8505 * function.h (struct emit_status): New; fields moved here from struct
8506 function and from global variables. Add accessor macros for some of
8508 (struct expr_status): Likewise.
8509 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8510 (struct function): Add fields expr and emit, inlinable, inl_emit,
8511 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8512 inl_max_label_num. Add many comments.
8513 Add accessor macros for all elts of struct function that no longer
8514 have a global variable.
8515 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8516 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8517 stack_slot_list): Delete declarations.
8518 (get_func_frame_size): Declare.
8519 (save_expr_status, restore_expr_status, save_emit_status,
8520 save_storage_status, restore_storage_status): Delete declarations.
8521 (init_virtual_regs): Declare.
8522 * output.h (current_function_pops_args,
8523 current_function_returns_struct, current_function_returns_pcc_struct,
8524 current_function_needs_context, current_function_calls_setjmp,
8525 current_function_calls_longjmp, current_function_calls_alloca,
8526 current_function_has_nonlocal_label, current_function_varargs,
8527 current_function_has_computed_jump, current_function_returns_pointer,
8528 current_function_contains_functions, current_function_args_size,
8529 current_function_pretend_args_size, current_function_stdarg,
8530 current_function_outgoing_args_size, current_function_args_info,
8531 current_function_name, current_function_return_rtx,
8532 current_function_epilogue_delay_list,
8533 current_function_uses_const_pool, current_function_cannot_inline):
8534 Delete declarations.
8535 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8536 regno_reg_rtx): Delete declaration.
8537 (REGNO_POINTER_FLAG): Delete macro.
8538 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8539 function were renamed.
8540 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8542 * toplev.c: Include "function.h".
8543 (current_function_decl): Delete declaration.
8544 (compile_file): Call init_dummy_function_start and
8545 expand_dummy_function_end around some initializations that need to
8547 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8548 Call init_function_for_compilation.
8549 * unroll.c: Include "function.h"
8550 (unroll_loop): Access regno_pointer_* variables through
8553 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8554 (DECL_SAVED_INSNS): use it.
8555 (expand_dummy_function_end): Declare.
8556 (init_function_for_compilation): Declare.
8557 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8558 that it's no longer an INLINE_HEADER.
8559 (expand_call): Likewise.
8560 * integrate.c (finish_inline): Delete function.
8561 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8562 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8563 args. Don't generate an INLINE_HEADER rtx, just return the arg
8564 vector. All callers changed.
8565 (save_for_inline_copying): Create a duplicate struct emit_status to
8566 hold the emit state for compiling the current function. Use this and
8567 the other new fields in struct function that are for integration
8568 instead of an INLINE_HEADER.
8569 Use memcpy instead of bcopy.
8570 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8571 (save_for_inline_nocopy): Similar changes, except no new emit_status
8573 (expand_inline_function): Get information from function structure,
8574 not from an inline header rtx.
8575 (output_inline_function): Lose code to extract the necessary
8576 information from an inline header; simply put back the function
8577 structure into current_function. Clear its inlinable elt.
8578 * rtl.def (INLINE_HEADER): Delete.
8579 * rtl.h: Delete all accessors for an INLINE_HEADER.
8580 (gen_inline_header_rtx): Delete declaration.
8581 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8582 Delete declarations.
8583 (REGNO_POINTER_ALIGN): Delete.
8584 (clear_emit_caches): Declare.
8585 (set_new_last_label_num): Declare.
8587 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8589 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8591 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8592 * stmt.c (is_eh_region): Make sure current_function is present, too.
8594 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8596 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8597 for 64bit PA targets.
8599 * pa.h (SELECT_SECTION): Define.
8600 * som.h (SELECT_SECTION): Delete.
8602 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8604 * alias.c (init_alias_analysis): Wrap call to
8605 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8607 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8609 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8610 <sys/asm.h> contains an asm comment with an apostrophe
8611 * fixinc/inclhack.sh: regen
8612 * fixinc/fixincl.x: regen
8614 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8616 * function.c (init_function_start): Clear prologue & epilogue.
8617 (prologue_epilogue_contains): New function.
8618 * alias.c (init_alias_analysis): Use it.
8619 * rtl.h (prologue_epilogue_contains): Declare it.
8621 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8623 * jump.c (onlyjump_p): New function.
8624 * rtl.h: Declare it.
8625 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8626 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8628 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8630 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8631 to invert loops. Simplify block scanning.
8633 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8635 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8636 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8638 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8640 * config/sparc/liteelf.h: New file to support sparclite-elf target
8641 * config/sparc/t-sp86x: New file to support sparc86x targets
8642 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8643 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8644 * configure.in: Support above target triplets
8645 * configure: Regenerated
8647 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8649 * fixinc/server.c (server_setup): Do not prefix function used as
8652 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8654 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8655 Remove fp reg alternatives.
8657 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8659 * Makefile.in (TAROUTOPTS): Kill.
8660 (install-headers-tar): Use "xpf" for tar headerfile extraction
8661 * i370/x-oe (TAROUTOPTS): Delete.
8662 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8663 * m68k/x-hp320 (TAROUTOPTS): Delete.
8664 * m68k/x-hp320g (TAROUTOPTS): Delete.
8665 * gcc.texi: Update bug reporting text.
8667 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8669 * reg-stack.c (change_stack) Fixed problem with negative array index.
8671 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8673 * extend.texi, install.texi: Fix spelling mistakes.
8675 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8676 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8677 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8679 * mips/t-ecoff: Likewise.
8680 * mips/t-elf: Likewise.
8681 * mips/t-mips: Likewise.
8682 * mips/t-osfrose: Likewise.
8683 * mips/t-r3900: Likewise.
8684 * mips/t-svr3: Likewise.
8685 * mips/t-svr4: Likewise.
8686 * mips/t-ultrix: Likewise.
8688 * gcc.texi: Document recommend means to provide software floating
8689 point libraries in libgcc.a
8691 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8693 * c-lex.c (yylex): We can have a number with no digits.
8695 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8697 * jump.c (delete_prior_computation): New function, broken
8698 out of delete_computation. Check for side effects with
8699 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8700 multi-word hard registers.
8701 (delete_computation): Use it. Check for side effects with
8702 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8703 missing REG_DEAD note for a register which is both set and
8706 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8708 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8709 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8710 (ASM_FILE_START): Import _mcount with the right type.
8711 (ASM_DECLARE_FUNCTION_NAME): Define.
8712 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8713 * pa.c (output_function_prologue): Always emit the function's label
8715 * pa.h (TEXT_SPACE_P): Define.
8716 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8717 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8718 * som.h (TEXT_SPACE_P): Delete.
8719 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8720 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8722 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8724 * expr.c (emit_group_load): Allow src to be a CONCAT.
8726 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8728 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8729 (___mulsi3): Use '!' comment character.
8731 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8733 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8735 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8737 * gcc.c: Update URLs and mail addresses.
8738 * gcc.texi: Likewise.
8740 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8742 * rs6000.c (current_file_function_operand): Return zero for
8744 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8746 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8749 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8751 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8752 allocate space in the stack frame for the PIC register.
8754 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8756 * m68k.md (xordi3, anddi3): These patterns are not available on
8759 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8761 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8762 (PUT_REAL): Likewise.
8764 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8766 * final.c (shorten_branches): Don't add an alignment for loops
8767 that have no label inside.
8769 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8771 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8772 prototypes in macro HAVE_cmpstrsi.
8774 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8776 * emit-rtl.c (operand_subword): Remove unused variable
8779 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8781 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8783 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8785 * cpphash.c (macroexpand): Delete leading whitespace when arg
8786 is concatenated before.
8787 (unsafe_chars): Correct test for whether + and - can extend a
8790 * cppinit.c (cpp_start_read): Do dependencies for
8791 -include/-imacros files also.
8793 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8794 tokenizing non-directive lines.
8795 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8796 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8799 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8801 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8803 * c-lex.c: Sync with C++ frontend.
8804 (linemode): New variable.
8805 (parse_float): imag, conversion_errno, and type are output only.
8806 (yylex): Adjust. Move initial '.' case into main switch.
8808 (handle_generic_pragma): Just deal with tokens.
8809 (readescape): Use ISXDIGIT and ISGRAPH.
8810 * c-parse.in: Add END_OF_LINE token.
8812 * c-lex.c (lang_init): Generalize.
8813 (nextchar): Remove. Replace uses with UNGETC.
8814 (skip_white_space): Handle linemode here. Optimize for cpplib.
8815 (skip_white_space_on_line): Remove.
8816 (extend_token_buffer_to): New fn.
8817 (extend_token_buffer): Use it.
8818 (read_line_number, check_newline): Just deal with tokens.
8819 (token_getch, token_put_back): New fns.
8820 (yylex): Use them. More cpplib optimizations. Simplify.
8822 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8823 Jason Merrill <jason@yorick.cygnus.com>
8825 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8826 (consume_string): Make this smart about USE_CPPLIB.
8827 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8828 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8829 Also, clean up cases where we redundantly set token_buffer[0].
8830 (read_line_number): New fn.
8831 (ignore_escape_flag): New variable.
8833 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8835 * a29k/t-a29kbare: Fix some comments.
8836 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8837 (FPBIT, DPBIT): Define.
8838 * a29k/t-vx29k: Likewise.
8839 * arc/t-arc: Likewise.
8840 * arm/t-arm-elf: Likewise.
8841 * arm/t-bare: Likewise.
8842 * arm/t-pe: Likewise.
8843 * arm/t-pe-thumb: Likewise.
8844 * arm/t-semi: Likewise.
8845 * arm/t-thumb: Likewise.
8846 * arm/t-thumb-elf: Likewise.
8847 * arm/t-thumb-linux: Likewise.
8848 * h8300/t-h8300: Likewise.
8849 * i960/t-i960: Likewise.
8850 * i960/t-vxworks960: Likewise.
8851 * m32r/t-m32r: Likewise.
8852 * mips/t-ecoff: Likewise.
8853 * mips/t-elf: Likewise.
8854 * mips/t-r3900: Likewise.
8855 * pa/t-pro: Likewise.
8856 * rs6000/t-aix43: Likewise.
8857 * rs6000/t-beos: Likewise.
8858 * rs6000/t-newas: Likewise.
8859 * rs6000/t-ppccomm: Likewise.
8860 * rs6000/t-rs6000: Likewise.
8861 * rs6000/t-winnt: Likewise.
8862 * rs6000/t-xnewas: Likewise.
8863 * rs6000/t-xrs6000: Likewise.
8864 * sh/t-sh: Likewise.
8865 * sparc/t-elf: Likewise.
8866 * sparc/t-sparcbare: Likewise.
8867 * sparc/t-sparclite: Likewise.
8868 * sparc/t-splet: Likewise.
8869 * v850/t-v850: Likewise.
8870 * mn10200/t-mn10200: Fix comments.
8871 * mn10300/t-mn10300: Likewise.
8873 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8874 dummy operand. Allocate a new pseudo for the dummy operand.
8875 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8877 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8879 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8881 * configure: Rebuilt.
8882 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8884 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8886 * recog.c (preproces_constraints): Zero recog_op_alt before
8887 processing the constraints.
8889 * arm.c (typedef minipool_node): Renamed from pool_node.
8890 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8891 (add_minipool_constant): New function.
8892 (dump_minipool): New function.
8893 (find_barrier): Remove special case for getting the insn size of
8894 an insn that references the constant pool.
8895 (minipool_fixup): New structure.
8896 (push_minipool_barrier): New function.
8897 (push_minipool_fix): New function.
8898 (note_invalid_constants): New function.
8899 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8900 (arm_reorg): Rewrite code to fix up the constant pool into a
8901 series of mini-pools embedded in the insn stream.
8902 (arm_output_epilogue): New function, made mainly from the body
8903 of output_func_epilogue.
8904 (output_func_epilogue): Move insn generation part of epilogue code
8905 to arm_output_epilogue.
8906 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8907 * arm.md (pool_range): New attribute.
8908 (zero_extendqidi2): Add attribute pool_range.
8909 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8910 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8911 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8912 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8913 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8914 (epilogue): New expand.
8915 (epilogue_insn): New insn. Call arm_output_epilogue.
8917 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8918 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8920 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8922 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8924 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8926 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8928 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8930 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8932 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8934 * global.c: Fix comment.
8936 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8938 * gcc.c (access_check): New static function.
8939 (find_a_file): Use it when searching a directory list.
8940 * collect2.c (find_a_file): Don't accept directories found when
8941 searching a directory list.
8943 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8945 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8946 function parameters with `&'.
8947 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8949 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8951 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8952 or tidy_fallthru_edge if the last insn in the block is not
8953 an unconditional jump or a simple conditional jump.
8955 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8957 * Makefile.in (c-decl.o): Depends on defaults.h.
8959 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8961 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8963 (CLASS_MAX_NREGS): Likewise.
8965 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8967 * cse.c (cse_insn): Fix dumb thinko in last change.
8969 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8971 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8974 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8976 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8977 test for sizes of passed and declared parameter types.
8979 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8981 * fixincludes: Fix the return type of bsearch, char* -> void*.
8983 * fixinc/inclhack.def: Likewise.
8985 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8987 * invoke.texi (-fdump-translation-unit): New option.
8989 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8991 * expr.h (PROMOTE_PROTOTYPES): Move ...
8992 * defaults.h: ... to here.
8993 * c-decl.c: Include defaults.h instead of expr.h.
8994 * c-typeck.c: Include defaults.h.
8996 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8998 * toplev.h (errorcount): Declare.
8999 (warningcount): Likewise.
9000 (sorrycount): Likewise.
9001 * c-lex.c (errorcount): Don't declare.
9002 * dwarf2out.c (errorcount): Don't declare.
9004 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
9006 * config/libgloss.h: Add a note discouraging use with ELF.
9007 * configure.in: Don't use libgloss.h for ELF targets.
9008 Always use_collect2 on a.out targets.
9010 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
9012 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
9013 (force_to_mode, case ASHIFTRT): Add shiftrt label.
9015 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9017 * loop.c (strength_reduce): When doing biv->giv conversion, update
9018 reg note of NEXT->insn.
9020 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9022 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
9024 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9026 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
9027 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
9028 Ensure expr.h is included.
9029 * c-typecheck.c (convert_arguments): Ditto.
9031 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
9033 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
9034 * config/convex/convex.h: Ditto.
9035 * config/dsp16xx/dsp16xx.h: Ditto.
9036 * config/fx80/fx80.h: Ditto.
9037 * config/gmicro/gmicro.h: Ditto.
9038 * config/i370/i370.h: Ditto.
9039 * config/i386/i386.h: Ditto.
9040 * config/m32r/m32r.h: Ditto.
9041 * config/m68k/m68k.h: Ditto.
9042 * config/m88k/m88k.h: Ditto.
9043 * config/mips/mips.h: Ditto.
9044 * config/pa/pa.h: Ditto.
9045 * config/pyr/pyr.h: Ditto.
9046 * config/tahoe/tahoe.h: Ditto.
9047 * config/we32k/we32k.h: Ditto.
9049 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
9052 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
9054 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
9057 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
9059 1999-08-02 Richard Henderson <rth@cygnus.com>
9061 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
9062 for the register spill block.
9064 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
9065 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
9067 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
9068 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
9069 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
9071 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9073 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
9074 MAX_WCHAR_TYPE defined in sparc.h.
9075 * config/sparc/linuxaout.h: Likewise.
9076 * config/sparc/linux64.h: Likewise.
9077 Also default to -mvis if CPU is UltraSPARC.
9079 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9081 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
9082 (RTX_OK_FOR_OLO10): Likewise.
9083 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
9084 %lo(), allow it in addresses...
9085 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
9086 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
9087 does not make sense.
9088 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
9089 (sparc_output_scratch_registers): New function.
9090 (output_function_prologue, sparc_flat_output_function_prologue): Use
9092 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
9094 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
9095 * configure.in: Add check for .register pseudo-op support in as and
9096 check for offsetable %lo().
9097 * acconfig.h: Add templates for the above checks.
9098 * configure: Regenerate.
9100 1999-08-02 Richard Henderson <rth@cygnus.com>
9102 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
9103 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
9104 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
9106 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9108 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9111 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9113 * config/float-sparc.h: New file.
9114 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
9115 sparc-*-linux-gnu and sparc64-*-linux*.
9117 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9119 * rs6000.c (rs6000_va_list): Type is an array.
9120 (rs6000_va_start): Don't doubly adjust for varargs.
9121 (rs6000_va_arg): Evaluate long long GPR adjustment.
9123 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
9125 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
9126 -maix64 and -maix32.
9127 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
9128 LINK_SPEC): Change appropriately.
9129 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
9130 (u_short_cint_operand): Likewise.
9131 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
9133 * rs6000/t-aix43 (MULTILIB): Change to -m64.
9135 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
9137 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
9139 * rs6000/rs6000.c (num_insns_constant_wide): Correct
9141 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
9142 (non_add_cint_operand): Likewise.
9143 (logical_operand): Likewise.
9144 (non_logical_cint_operand): Likewise.
9145 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
9146 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
9147 (rs6000_select_rtx_section): Suppress warning.
9148 (small_data_operand): Suppress warning.
9149 (rs6000_got_register): Suppress warning.
9150 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
9151 type, so `J' is generally the wrong constraint for a SImode value;
9153 (andsi3_internal2): Likewise.
9154 (andsi3_internal3): Likewise.
9155 (iorsi3_internal1): Likewise.
9156 (xorsi3_internal1): Likewise.
9158 (movsf_softfloat): Likewise.
9159 (scc insns): Likewise.
9160 (movsi+2): Preserve sign bits of SImode constant.
9161 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
9162 (movdf+1): Sign-extend properly.
9163 (movdi_32+1): Sign-extend properly.
9164 (scc insns): Sign-extend properly.
9166 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
9169 1999-08-02 Richard Henderson <rth@cygnus.com>
9171 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
9173 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
9174 * alpha.md (all fp insns): Likewise.
9176 1999-08-02 Nick Clifton <nickc@cygnus.com>
9178 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
9181 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
9183 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
9184 pic_load_label generator directly.
9185 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
9186 No longer a named pattern.
9188 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
9190 * explow.c (force_reg): Call force_operand if X does not
9191 satisfy general_operand.
9193 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
9195 * fix-header.c (main): When testing for CONTINUED, use string
9196 equality, not pointer equality.
9198 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
9200 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
9202 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
9204 * cse.c (cse_insn): Fix loop which deletes insns after a jump
9205 that has become an unconditional jump.
9207 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
9208 (output_function_epilogue): Similarly.
9210 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9212 * tree.h (init_dummy_function_start): Declare.
9214 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9216 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
9217 last_expr_type, last_expr_value, block_start_count, block_stack,
9218 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
9219 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
9220 dynamically in stmt elt of struct function for each function.
9221 (struct nesting): Rename function_call_count elt to n_function_calls,
9222 target_temp_slot_level to block_target_temp_slot_level. All users
9224 (struct stmt_status): New structure definition.
9225 Add many accessor macros for stmt_status elements which previously
9226 were global variables.
9227 (init_stmt_for_function): Allocate stmt elt for current_function.
9228 Reflect that block_start_count was renamed to
9229 current_block_start_count.
9230 (save_stmt_status, restore_stmt_status): Delete functions.
9231 (preserve_subexpressions_p): Don't access loop_stack when outside
9233 (expand_start_bindings): Reflect that block_start_count was renamed to
9234 current_block_start_count.
9235 (expand_fixup): Likewise.
9236 (expand_decl): Don't access block_stack when outside a function.
9237 (expand_decl_cleanup): Likewise.
9238 (expand_dcc_cleanup): Likewise.
9239 (expand_dhc_cleanup): Likewise.
9240 (expand_anon_union_decl): Likewise.
9241 (set_file_and_line_for_stmt): New function.
9242 (in_control_zone_p): New function.
9244 * function.h (struct function): Add new elt stmt.
9245 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
9246 case_stack, nesting_stack, nesting_depth, block_start_count,
9247 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
9248 emit_lineno, goto_fixup_chain.
9249 (save_eh_status, restore_eh_status, save_stmt_status,
9250 restore_stmt_status): Delete declarations.
9251 * function.c (push_function_context_to): Don't call save_stmt_status.
9252 (pop_function_context_to): Don't call restore_stmt_status.
9253 * tree.h (in_control_zone_p): Declare.
9254 * rtl.h (set_file_and_line_for_stmt): Declare.
9256 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
9257 call set_file_and_line_for_stmt.
9259 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
9261 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
9262 Also update copyright.
9264 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9266 * c-pragma.c: Don't include "except.h".
9267 * emit-rtl.c: Likewise.
9268 * stor-layout.c: Likewise.
9270 * varasm.c: Likewise.
9272 * flow.c: Include "function.h".
9273 * tree.h (init_dummy_function_start): Declare new function.
9275 * except.h (struct eh_status): New structure.
9276 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
9278 (eh_return_stub_label, ehstack, catchstack, ehqueue,
9279 catch_clauses, false_label_stack, caught_return_label_stack,
9280 protect_list, current_function_ehc): Add accessor macros for the
9281 corresponding fields in current_function->eh; delete declarations
9282 for all items that used to be declared here.
9283 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
9284 catch_clauses, false_label_stack, caught_return_label_stack,
9285 protect_list, current_function_ehc): Delete variables.
9286 (init_eh_for_function): Allocate current_function->eh.
9287 (save_eh_status, restore_eh_status): Delete functions.
9289 * function.h (struct function): Add fields next_global and eh.
9290 Delete all exception handling related fields.
9291 * function.c (current_function): New variable.
9292 (all_functions): New variable.
9293 (push_function_context_to): Don't allocate a struct function,
9294 use current_function instead. Call init_dummy_function_start when
9295 outside a function. Clear current_function before returning.
9296 (pop_function_context_from): Restore current_function.
9297 Don't free the restored struct function.
9298 (prepare_function_start): New function.
9299 (init_dummy_function_start): New function.
9300 (init_function_start): Break out some code into prepare_function_start
9303 * stmt.c (save_stmt_status): Don't call save_eh_status.
9304 (restore_stmt_status): Don't call restore_eh_status.
9306 * Makefile.in: Update dependencies.
9308 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9310 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9311 of depending on a magic constant value. Update comments.
9312 (hppa_expand_prologue): Similarly.
9314 * pa.md (reload_indi, reload_outdi): Allow any register for the
9315 original reload register.
9317 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9319 * cccp.c (print_help): Change marcos to macros.
9321 1999-07-30 Richard Henderson <rth@cygnus.com>
9323 * c-typeck.c (initializer_constant_valid_p): Move ...
9324 * c-common.c (initializer_constant_valid_p): ... here. Use
9325 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9327 * c-common.h (initializer_constant_valid_p): Declare.
9328 * c-tree.h (initializer_constant_valid_p): Remove.
9330 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9332 * config/i386/sol2-c1.asm: Align the stack.
9333 * config/i386/sol2-gc1.asm: Likewise.
9335 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9337 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9338 -Asparclite for sparc86x.
9339 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9341 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9343 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9345 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9346 the user if using the non-default arch size in BI_ARCH configuration.
9347 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9349 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9350 Fix patterns so that they actually match.
9351 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9352 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9353 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9355 (mulsidi3): Reflect this in the expand.
9356 (smulsi3_highpart): Only on TARGET_ARCH32.
9357 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9358 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9359 (umulsidi3): Reflect this in the expand.
9360 (umulsi3_highpart): Only on TARGET_ARCH32.
9361 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9362 don't require g0 to be zero.
9363 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9364 ({,u}divsi3): New expands.
9365 ({,u}divsi3_sp64): New patterns.
9366 (after lshrdi3_v8plus): Four new patterns to help combiner
9367 optimizing nested mixed mode shifts.
9369 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9370 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9371 speed things up. Don't use them by default on plain v9 in 64bit
9372 mode, according to what SPAMv9 sais.
9374 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9375 top 32 bits of %[og][0-7] in signal handlers.
9376 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9378 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9380 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9381 (ashlsi3): Corresponding changes.
9383 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9385 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9387 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9389 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9391 * arm.h (Hint): Delete macro.
9392 Substitute HOST_WIDE_INT for Hint in some prototypes.
9393 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9395 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9397 * builtins.c (expand_builtin_setjmp): Use force_operand to
9398 make sure that the buffer address is in a suitable form to be
9399 passed to force_reg.
9401 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9403 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9406 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9408 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9409 proper mode in the condition string.
9410 (icacheflush, dcacheflush): Remove modes from match_operands.
9412 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9413 proper mode before using it.
9415 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9418 * pa.c (store_reg): Do not call add_high_const generator directly.
9419 (load_reg, set_reg_plus_d): Likewise.
9420 * pa.md (add_high_const): No longer a named pattern.
9422 * pa.c (legitimize_address): Consistently use Pmode rather than
9423 SImode. Do not call gen_pic2_highpart directly anymore.
9424 * pa.md (pic2_highpart): No longer a named pattern.
9425 (pic2_lo_sum): Similarly. Reformat to make more readable.
9427 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9432 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9434 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9436 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9438 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9439 and tag the spill mems.
9440 (hppa_va_start): New.
9442 * pa.h (EXPAND_BUILTIN_VA_START): New.
9443 (EXPAND_BUILTIN_VA_ARG): New.
9445 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9447 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9448 and tag the spill mems.
9449 (mn10300_va_start): New.
9450 (mn10300_va_arg): New.
9451 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9452 (EXPAND_BUILTIN_VA_ARG): New.
9454 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9456 * mn10200.c (mn10200_va_arg): New.
9457 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9459 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9461 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9462 rather than play with TREE_INT_CST_LOW.
9464 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9466 * config/arm/telf.h: Include dbxelf.h.
9467 (CPP_PREDEFINES): Only define if not already defined.
9468 (ASM_IDENTIFY_GCC): Likewise.
9469 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9470 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9471 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9473 (DBX_DEBUGGING_INFO): Don't define.
9474 * config/arm/linux-telf.h: New file.
9475 * config/arm/linux-tgas.h: New file.
9476 * config/arm/t-thumb-linux: New file.
9477 * config/arm/uclinux-elf.h: New file.
9478 * config/arm/uclinux-telf.h: New file.
9479 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9480 thumb-*-uclinux): New targets.
9481 * configure: Regenerate.
9483 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9485 * pa.md (post_store, pre_load): New expanders.
9486 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9487 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9488 need to directly generate RTL for them.
9489 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9492 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9494 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9495 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9496 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9497 (secndary_reload_class): Make TARGET_ELF conditional compile.
9498 (print_operand_address): Similar.
9499 (output_toc): Print all values as hex.
9500 (get_issue_rate): Rearrange and add RS64A and PPC630.
9501 * rs6000.h (processor_type): Add RS64A and PPC630.
9502 (PROCESSOR_POWERPC64): New.
9503 (PROMOTE_MODE): Use word_mode.
9504 (RTX_COSTS): Add RS64A and PPC630.
9505 * rs6000.md (scheduling information): Add lmul and ldiv
9506 representing 64-bit integer multiply and divide. Add rs64a and
9508 (ashldi3): Add support for "rldic" instruction.
9509 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9511 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9513 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9514 instead of V8 for sparclite86x in cpu_table.
9516 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9518 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9519 output_file_directive.
9521 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9523 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9524 tree for op1, not the rtl.
9526 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9528 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9529 to m88k_va_start, leaving only the register spill.
9530 (m88k_build_va_list): New.
9531 (m88k_va_start): New.
9533 * m88k.h (BUILD_VA_LIST_TYPE): New.
9534 (EXPAND_BUILTIN_VA_START): New.
9535 (EXPAND_BUILTIN_VA_ARG): New.
9537 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9539 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9540 Rename from expand_builtin_saveregs.
9541 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9543 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9545 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9546 for the register spill block.
9547 (i960_build_va_list): New.
9548 (i960_va_start): New.
9550 * i960.h (BUILD_VA_LIST_TYPE): New.
9551 (EXPAND_BUILTIN_VA_START): New.
9552 (EXPAND_BUILTIN_VA_ARG): New.
9553 * i960.md (store_multiple): Use change_address on individul mems.
9555 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9557 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9559 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9560 (expand_builtin_va_end): Evaluate arg for side effects.
9561 * c-common.c (c_common_nodes_and_builtins): Construct a
9562 va_list_arg_type_node to handle array decomposition to pointer.
9564 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9566 * except.c (start_dynamic_cleanup): Use force_operand on the
9569 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9571 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9572 * c4x.c (c4x_va_arg): New.
9574 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9576 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9579 1999-07-26 Nathan Sidwell <nathan@acm.org>
9581 * eh-common.h (__eh_matcher): Prototype correctly.
9583 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9585 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9586 (TARGET_SINGLE_PIC_BASE): Likewise.
9587 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9589 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9590 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9591 (TARGET_OPTIONS): Add -mpic-register=N.
9592 (OUTPUT_INT_ADDR_CONST): New macro.
9593 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9594 LEGITIMATE_PIC_OPERAND_P): Likewise.
9595 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9596 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9597 output_addr_const directly.
9598 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9600 (thumb_pic_register, thumb_pic_register_string): Declare.
9602 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9604 (label_mentioned_p): New function: Imported from arm.c.
9605 (legitimize_pic_address): New function: Imported from arm.c.
9606 (is_pic):New function: Imported from arm.c.
9607 (thumb_finalize_pic):New function: Imported from arm.c.
9608 (add_constant): Cope with PIC constants.
9609 (fixit): Cope with PIC constants.
9610 (output_return): Do not treat the PIC register as live if
9611 TARGET_SINGLE_PIC_BASE is true.
9612 (thumb_function_prologue): Do not treat the PIC register as live if
9613 TARGET_SINGLE_PIC_BASE is true.
9614 (thumb_expand_prologue): Do not treat the PIC register as live if
9615 TARGET_SINGLE_PIC_BASE is true.
9616 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9617 TARGET_SINGLE_PIC_BASE is true.
9618 (thumb_print_operand): Accept '|'.
9619 (thumb_override_options): Process PIC options.
9621 * config/arm/thumb.md (movsi): Support PIC.
9622 (call_insn): Change "i" constraint to "X".
9623 (call_value_insn): Likewise.
9624 (consttable_4, consttable_8, consttable_end): Set and clear
9625 "making_const_table" as appropriate.
9626 (pic_load_addr, pic_add_dot_plus_four): New insns.
9628 * invoke.texi (Thumb Options): Fix spelling. Document new
9629 options -msingle-pic-base and -mpic-register=.
9631 1999-07-26 Andrew Haley <aph@cygnus.com>
9633 * config/m32r/initfini.c (__init): Use a full word immediate for
9634 __fini: this allows it to be placed in any memory region.
9636 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9637 -mmodel=medium. This is OK for all memory models.
9639 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9641 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9642 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9644 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9646 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9649 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9651 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9653 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9654 (BUILD_VA_LIST_TYPE): New.
9655 (EXPAND_BUILTIN_VA_START): New.
9656 (EXPAND_BUILTIN_VA_ARG): New.
9657 * i860.c (output_delayed_branch): Disable.
9658 (output_delay_insn): Likewise.
9659 (i860_saveregs): New.
9660 (i860_build_va_list): New.
9661 (i860_va_start): New.
9663 * i860.md: Disable all peepholes using output_delayed_branch.
9664 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9666 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9668 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9669 (BUILD_VA_LIST_TYPE): New.
9670 (EXPAND_BUILTIN_VA_START): New.
9671 (EXPAND_BUILTIN_VA_ARG): New.
9672 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9673 Return the address of the save area.
9674 (clipper_build_va_list): New.
9675 (clipper_va_start): New.
9676 (clipper_va_arg): New.
9678 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9680 * arc.h (EXPAND_BUILTIN_VA_START): New.
9681 (EXPAND_BUILTIN_VA_ARG): New.
9682 * arc.c (arc_setup_incoming_varargs): Set alias set of
9684 (arc_va_start): New.
9687 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9689 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9690 (BUILD_VA_LIST_TYPE): New.
9691 (EXPAND_BUILTIN_VA_START): New.
9692 (EXPAND_BUILTIN_VA_ARG): New.
9693 * alpha.c (alpha_builtin_saveregs): Delete.
9694 (alpha_build_va_list): New.
9695 (alpha_va_start): New.
9696 (alpha_va_arg): New.
9698 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9700 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9702 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9703 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9705 * gcc.texi: More changes related to list conversion.
9706 * invoke.texi: Likewise.
9708 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9710 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9711 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9712 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9713 (stabilize_va_list): New function.
9714 (std_expand_builtin_va_start): New function.
9715 (expand_builtin_va_start): New function.
9716 (get_varargs_alias_set): New function.
9717 (std_expand_builtin_va_arg): New function.
9718 (expand_builtin_va_arg): New function.
9719 (expand_builtin_va_end): New function.
9720 (expand_builtin_va_copy): New function.
9721 (expand_builtin): Call them.
9722 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9723 __builtin_{varargs_start,stdarg_start,end,copy}.
9724 (build_va_arg): New function.
9725 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9726 (build_va_arg): Declare.
9727 * c-decl.c (ptr_type_node, va_list_type_node): New.
9728 * c-parse.gperf (__builtin_va_arg): New.
9729 * c-parse.in (VA_ARG): New token.
9730 (unary_expr): Recognize it.
9731 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9732 * expr.h (std_expand_builtin_va_start): Declare.
9733 (std_expand_builtin_va_arg): Declare.
9734 (expand_builtin_va_arg): Declare.
9735 (get_varargs_alias_set): Declare.
9736 * tree.def (VA_ARG_EXPR): New.
9737 * tree.h (BUILT_IN_VARARGS_START): New.
9738 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9739 (ptr_type_node, va_list_type_node): Declare.
9740 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9741 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9742 * m88k.h, m88k.c: Likewise.
9743 * mn10300.h, mn10300.c: Likewise.
9744 * pa.h, pa.c: Likewise.
9745 * rs6000.h, rs6000.c: Likewise.
9746 * sh.h, sh.c: Likewise.
9747 * sparc.h, sparc.c: Likewise.
9749 * emit-rtl.c (operand_subword): Copy alias set.
9750 (change_address): Likewise.
9752 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9754 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9755 not just the first one.
9757 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9759 * config/arm/arm.h (TARGET_SWITCHES): Add
9760 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9761 (TARGET_OPTIONS): Add -mpic-register=.
9762 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9763 (arm_pic_register_string): Declare.
9764 (NEED_PLT_GOT): Delete, replace with ...
9765 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9766 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9767 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9768 * config/arm/arm.c (arm_override_options): Add new option
9770 (arm_pic_register_string): New variable.
9771 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9772 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9773 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9774 (output_return_instruction): Likewise.
9775 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9776 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9777 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9779 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9780 mention of -msched-prolog. Document new options -msingle-pic-base
9781 and -mpic-register=.
9783 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9785 * haifa-sched.c (reemit_notes): Tidy.
9786 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9789 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9791 * explow.c (trunc_int_for_mode): New function.
9792 (plus_constant_wide): Use it.
9793 * combine.c (simplify_and_const_int): Likewise.
9794 (merge_outer_ops): Likewise.
9795 (simplify_shift_const): Likewise.
9796 * cse.c (simplify_unary_operation): Likewise.
9797 (simplify_binary_operation): Likewise.
9798 * emit-rtl.c (operand_subword): Likewise.
9799 * rtl.h: Declare it.
9801 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9803 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9804 (use NUM_REGS instead of NUM_INTS).
9806 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9808 * builtins.c: New file.
9809 * expr.c (saveregs_value, apply_args_value): Delete definition,
9810 moved into builtins.c.
9811 (string_constant): No longer static.
9812 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9813 apply_args_size, apply_result_size, result_vector,
9814 expand_builtin_apply_args, expand_builtin_apply,
9815 expand_builtin_return): Delete functions, moved into builtins.c.
9816 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9817 * expr.h (saveregs_value, apply_args_value): Declare variables.
9818 (expand_builtin, string_constant): Declare functions.
9819 * Makefile.in: Update to build builtin.o.
9821 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9823 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9824 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9825 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9826 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9828 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9831 1999-07-21 Michael Meissner <meissner@cygnus.com>
9833 * print-rtl.c (print_rtx): Print the names of the virtual
9836 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9838 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9839 introduced in previous delta.
9841 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9843 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9844 to avoid name clash.
9846 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9848 * c-lex.c (yylex) : Correct the test for overflow when lexing
9851 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9853 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9854 (adjust_priority): Always call ADJUST_PRIORITY.
9855 (schedule_insn): Only put insns into the ready at cost 0.
9856 (schedule_block): Remove redundant initial sort. Give clock_var
9857 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9859 * tm.texi (MD_SCHED_REORDER): Update docs.
9861 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9862 * sparc.c (ultra_reorder_called_this_block): Delete.
9863 (ultrasparc_sched_init): Don't set it.
9864 (ultrasparc_sched_reorder): Don't check it.
9866 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9868 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9869 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9870 (function_arg_boundary): Align DFmode.
9871 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9872 to get fp reg and stack overflow correct.
9873 (function_arg): Likewise.
9874 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9875 (setup_incoming_varargs): Restructure for ABI_V4; use
9876 function_arg_advance to skip final named argument.
9877 (expand_builtin_saveregs): Properly unskip the last integer arg
9878 when doing varargs. Adjust overflow location calculation.
9880 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9881 explicitly unsigned.
9882 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9883 (__VA_GP_REGSAVE): Similarly.
9884 (__va_longlong_p): Delete.
9885 (__va_arg_type_violation): New declaration.
9886 (va_arg): Restructure. Flag promotion errors. Align double.
9887 TFmode passed by reference.
9889 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9890 in the HOST_BITS_PER_WIDE_INT > 32 case.
9892 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9894 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9896 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9898 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9899 * toplev.c (documented_lang_options): Add -fpreprocessed.
9900 * cpplib.h (struct cpp_buffer): Add preprocessed.
9901 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9902 (cpp_start_read): Don't expand macros or emit an initial #line
9903 directive if -fpreprocessed.
9905 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9907 * cpplib.h (struct cpp_buffer): Added manual_pop for
9908 better C++ tokenization.
9909 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9910 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9911 * c-common.c (cpp_token): Make non-static.
9913 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9915 * c-common.h: New file.
9916 * c-common.c (permanent_obstack): Delete unused declaration.
9917 (c_global_trees): New array.
9918 (c_common_nodes_and_builtins): New function; split off common code
9919 from init_decl_processing in both c-decl.c and cp/decl.c.
9920 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9921 c_global_trees and accessor macros defined in c-common.h.
9923 * c-decl.c: Delete definitions for tree nodes that were replaced by
9925 (init_decl_processing): Build void_list_node.
9926 Call c_common_nodes_and_builtins; delete code to generate the common
9928 * objc/objc-act.c (build_module_descriptor): Rename variable
9929 void_list_node to avoid clash with c-common.h.
9931 * Makefile.in: Update dependencies.
9932 * objc/Make-lang.in: Likewise.
9934 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9936 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9937 (UNIQUE_SECTION_P): Likewise.
9938 (UNIQUE_SECTION): Likewise.
9940 1999-07-19 Linas Vepstas <linas@linas.org>
9942 * config/i370/README: New file.
9943 * config/i370/linux.h: New file.
9944 * config/i370/mvs.h: New file.
9945 * config/i370/oe.h: New file.
9946 * config/i370/t-linux: New file.
9947 * config/i370/t-mvs: New file.
9948 * config/i370/t-oe: New file.
9949 * config/i370/x-oe: New file.
9950 * config/i370/xm-linux.h: New file.
9951 * config/i370/xm-mvs.h: New file.
9952 * config/i370/xm-oe.h: New file.
9954 * i370.c (label_node_t): Add first_ref_page, label_addr,
9955 label_first_ref, label_last_ref members.
9956 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9957 (MAX_MVS_LABEL_SIZE): Define.
9958 (MAX_LONG_LABEL_SIZE): Define.
9959 (alias_node_t, alias_anchor, alias_number): New.
9960 (mvs_function_table): Reorder for EBCDIC.
9961 (ascebc, ebcasc): Unconditionally define.
9962 (i370_branch_dest, i370_branch_length): New functions.
9963 (i370_short_branch, i370_label_scan): New functions.
9964 (mvs_get_label): Renamed from mvs_add_label. Search for
9965 an existing label before creating a new one.
9966 (mvs_add_label): New function.
9967 (mvs_get_label_page): New function.
9968 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9969 over the entire list.
9970 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9971 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9972 (mvs_add_alias, mvs_need_alias): New functions.
9973 (mvs_get_alias, mvs_check_alias): New functions.
9974 (handle_pragma): New function.
9975 (mvs_function_check): New function.
9976 (unsigned_jump_follows_p): Search harder.
9977 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9978 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9979 * i370.h (TARGET_VERSION): Delete.
9980 (CPP_SPEC, CPP_PREDEFINES): Delete.
9981 (mvs_label_emitted): Delete.
9982 (TARGET_EBCDIC): Delete.
9983 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9984 (HANDLE_PRAGMA): Define.
9985 (HARD_REGNO_NREGS): Handle complex modes.
9986 (HARD_REGNO_MODE_OK): Likewise.
9987 (CLASS_MAX_NREGS): Likewise.
9988 (RET_REG): Likewise.
9989 (EXTRA_CONSTRAINT): Define.
9990 (RETURN_IN_MEMORY): True for DImode.
9991 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9992 (FUNCTION_PROFILER): Delete.
9993 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9994 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9995 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9996 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9997 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9998 (ASM_FILE_START): Add "RMODE ANY".
9999 (ASM_OUTPUT_EXTERNAL): Check for aliases.
10000 (ASM_GLOBALIZE_LABEL): Likewise.
10001 (ASM_OUTPUT_LABELREF): Likewise.
10002 (ASM_OUTPUT_COMMON): Likewise.
10003 (PRINT_OPERAND): Handle 'K', 'W', default.
10004 (PRINT_OPERAND_ADDRESS): New.
10005 (Lots of defines): Add support for TARGET_ELF_ABI.
10006 * i370.md (attr length): New. Define for all patterns.
10007 (*): Lots of tweeks to assembly output and constraints.
10009 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
10011 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
10012 Disable patterns performing SImode comparisons with SImode values
10013 if TARGET_POWERPC64 and instruction does not sign-extend or does
10014 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
10015 differ for signed quantities.
10016 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
10017 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
10018 (decrement_and_branch_on_count): Add 64-bit variant.
10020 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10022 * final.c (output_asm_insn): When searching for the matching string
10023 for a given dialect, don't run past the end of the list of
10024 alternatives if there are fewer alternatives in the template than
10027 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
10029 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
10030 Removed paragraph about compression of files and size limitation,
10031 duplicated in the FAQ. Use gcc-patches for posting patches.
10032 * gcc.c (main): Updated URL with bug reporting instructions to
10033 gcc.gnu.org. Removed e-mail address.
10034 * system.h (abort): Likewise.
10036 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10038 * Makefile.in (stmp-multilib-sub): Make the files extracted
10039 from $(LIBGCC1) writable.
10041 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
10043 * config/arm/aout.h: Reformat for improved readability.
10045 * config/arm/arm.h: Reformat for improved readability.
10046 Replace uses of fprintf with asm_fprintf where appropriate.
10047 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
10048 function declaration assembler actions.
10049 (NUM_INTS): New macro: Convert from bytes to words.
10050 (NUM_REGS): New macro: Compute number of registers required to
10051 hold a quanitity of tyep MODE.
10052 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
10054 (NUM_ARG_REGS): New macro: The number of argument registers
10056 (ARG_REGISTER): New macro: Compute the register number of the Nth
10058 (LAST_ARG_REGNUM): New macro: The number of the last argument
10060 (SP_REGNUM): New macro: Register number of the stack pointer.
10061 (FP_REGNUM): New macro: Register number of the frame pointer.
10062 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
10063 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
10064 CUMULATIVE_ARGS so that it counts registers not bytes.
10066 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
10068 Replace uses of fprintf with asm_fprintf where appropriate.
10069 (output_ascii_pseudo_op): Replace with version from thumb.c
10071 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
10073 * config/arm/elf.h (CPP_PREDEFINES): Replace with
10074 SUBTARGET_CPP_SPEC.
10075 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
10076 (ASM_FILE_START): Emit ASM_APP_OFF.
10078 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
10080 * pa.c (compute_frame_size): Round frame according to
10081 STACK_BOUNDARY rather than a hardwired value.
10083 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
10085 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
10087 * configure: Rebuilt.
10089 * configure.in (hppa*-*-linux*): New configuration.
10090 * configure: Rebuilt.
10091 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
10092 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
10093 * pa/pa-linux.h: New file.
10094 * pa/t-linux: New file.
10095 * pa/xm-linux.h: New file.
10097 * pa.c (hppa_legitimize_address): Change references from SImode to
10098 either Pmode or word_mode as appropriate.
10099 (emit_move_sequence, store_reg, load_reg): Likewise.
10100 (set_reg_plus_d, hppa_expand_prologue): Likewise.
10101 (output_mul_insn): Likewise.
10102 * pa.h (PROMOTE_MODE): Likewise.
10103 (INITIALZE_TRAMPOLINE): Likewise.
10104 (Pmode): Define to word_mode.
10106 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
10107 value of 4. Allocate 8 bytes for each FP register save.
10108 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
10110 (hppa_expand_prologue): Likewise.
10111 * pa.h (PROMOTE_MODE): Likewise.
10112 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
10113 (FUNCTION_ARG_BOUNDARY): Likewise.
10115 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
10117 * pa.c (out_of_line_prologue_epilogue): Delete.
10118 (override_options): Remove -mspace related code.
10119 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
10120 (compute_frame_size): Only allocate space for register that
10121 actually need to be saved.
10122 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
10123 (TARGET_SWITCHES): Remove -mspace, -mno-space
10124 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
10125 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
10126 * pa/ee.asm, pa/ee_fp.asm: Delete.
10128 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
10130 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
10131 directive in column zero.
10133 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
10135 * m68k.c (output_function_prologue): Fix computation of save mask
10136 when generating PIC code.
10138 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
10140 * tree.c (build_type_attribute_variant): Move current_obstack restore
10141 after build_qualified_type call.
10143 1999-07-15 Mark Mitchell <mark@codesourcery.com>
10145 * configure.in: Use t-iris6, even with GNU LD.
10146 * config/mips/iris6gld.h: Fix typo in linker spec.
10147 * config/mips/t-iris6gld: Remove.
10149 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
10151 * rs6000.md (insv, extzv): Remove SImode dependence in named
10152 patterns. Explicitly generate DImode RTL if PowerPC64 and
10154 (insvdi): Reverse start and size in instruction template.
10156 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
10158 * invoke.texi: Typo fixes.
10160 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
10162 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
10163 handle at this time instead of silently generating incorrect code.
10164 (gen_imagpart): Likewise.
10166 * reload.c (find_reloads): Emit a USE for a pseudo register without
10167 a hard register if we could not create an optional reload for the
10170 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10172 * c-typeck.c (output_init_element, process_init_element):
10173 When advancing constructor_unfilled_fields for a RECORD_TYPE,
10174 check for nameless bit fields.
10176 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
10178 * regclass.c (scan_one_insn): Notice subregs that change the
10179 size of their operand.
10180 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
10182 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
10184 * configure.in (alpha*-*-*): Include alpha/t-ieee.
10185 * configure: Rebuilt.
10186 * alpha/t-ieee: New file.
10188 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
10190 * rs6000.c (find_addr_reg): Do not select r0 as an address
10193 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
10195 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
10197 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
10199 * rs6000.md (movsf): Do not force easy FP constants into memory.
10201 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
10202 immed_double_const to ensure they are properly truncated then
10205 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10207 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
10208 always unless NO_DEBUG is used. Compile this code
10210 (replace_symbols_in_block): Compile it unconditionally.
10212 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
10214 * configure.in (i?86-*-elf*): New target.
10215 * configure: Rebuilt.
10216 * i386/i386elf.h, i386/t-i386elf: New files.
10218 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
10220 * toplev.c (main): Don't complain about saying -gdwarf.
10221 (rest_of_compilation): Remove redundant code.
10223 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
10225 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
10227 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
10229 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
10230 "Li960R:", to avoid name clash.
10232 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10234 * loop.c (check_dbra_loop): When reversing a loop, delete all
10235 REG_EQUAL notes referencing the reversed biv except those which are
10236 for a giv based on it.
10238 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
10240 * version.c: Drop "gcc-" prefix from version #.
10242 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
10244 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
10245 the label if we're being verbose.
10247 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
10249 * m68k.c (output_function_prologue): Add pic register to mask
10250 if live and flag_pic.
10251 (output_function_epilogue): Likewise.
10253 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
10255 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
10256 directives in column zero.
10258 * pa/elf.h (ASM_FILE_START): Define.
10259 * pa/som.h (ASM_FILE_START): Include .level directives.
10260 * pa/hpux10.h (ASM_FILE_START): Delete.
10261 * pa/hpux11.h (ASM_FILE_START): Delete.
10263 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
10265 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10267 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
10268 when reload_out equals reload_in.
10270 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
10272 * invoke.texi (Spec Files): New node: Describe the contents of
10275 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
10277 * invoke.texi (DEC Alpha Options): Put @end table at
10278 beginning of line, to avoid confusing texi2html.
10280 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
10282 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
10283 introduced in previous delta.
10285 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10287 * reload1.c (gen_reload): When synthesizing a 3 operand add
10288 sequence, improve test for when to reload OP1 into the reload
10289 register instead of OP0.
10291 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10293 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10295 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10297 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10300 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10302 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10303 (va_dcl): Use __builtin_va_alist_t.
10305 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10307 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10308 on the permanent_obstack.
10309 * dwarfout.c (output_type): Likewise.
10311 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10313 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10314 Merged from c-typeck.c and cp/typeck.c.
10315 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10316 Merged into c-common.
10318 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10320 * c-lex.c (errorcount): Declare it.
10321 (finish_parse): Update errorcount when using CPPLIB.
10323 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10325 * fixinc/inclhack.def(end_else_label): Double the backslash so
10326 sed gets a chance to see it.
10327 * fixinc/inclhack.sh: regen
10328 * fixinc/fixincl.x: regen
10330 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10332 Add framework to support armv5 architecture when it becomes
10335 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10336 (arm_arch5): New variable.
10337 (all_architectures): Add armv5 line.
10338 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10339 -march=armv5 is specified on the command line.
10340 (arm_arch5): Export this variable.
10341 * invoke.texi: Document new string accepted by -march= switch for
10344 * config/arm/arm.h: Replace use of constant 12 as a register
10345 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10346 * config/arm/arm.c: Replace use of constant 12 as a register
10347 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10349 * config/arm/elf.h: Tidy up.
10350 * config/arm/coff.h: Tidy up.
10352 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10354 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10355 * gcc/config/mips/t-iris6gld: New file.
10356 * gcc/config/mips/iris6gld.h: Likewise.
10358 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10360 * c-decl.c (widest_integer_literal_type_node,
10361 widest_unsigned_literal_type) : New.
10362 (init_decl_processing): Handle/use the two new types.
10363 * c-common.c (type_for_size,type_for_mode) : Same.
10364 * c-lex.c (yylex) : Same.
10365 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10367 * c-tree.h (widest_integer_literal_type_node,
10368 widest_unsigned_literal_type) : New.
10370 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10372 * dwarfout.c (field_byte_offset): Correctly compute the object's
10373 byte offset for the first bit of a field which crosses an alignment
10374 boundary on a !BYTES_BIG_ENDIAN target.
10376 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10378 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10381 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10382 Jeff Law <law@cygnus.com>
10384 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10387 * except.c: Include intl.h.
10388 (expand_eh_return): Set current_function_cannot_inline.
10389 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10390 * function.h (struct function): Add eh_return_stub_label.
10391 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10392 * Makefile.in (except.o): Depend on intl.h.
10394 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10396 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10397 same as offsettable in cases 1 and 2.
10399 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10401 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10402 (extlh, extwh): Likewise.
10404 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10406 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10408 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10410 * configure.in: Add arm-pe and thumb-pe targets.
10411 * configure: Regenerate.
10413 * thumb.c (arm_naked_function_p): New function: Determines if
10414 a function is naked (has no gcc generated prologue/epilogue).
10415 (is_called_in_ARM_mode): Return true if the func has the
10416 interfacearm attribute.
10417 (output_return): Do not generate a return for naked functions.
10418 (thumb_function_prologue): Do not generate a prologue for
10420 (thumb_expand_prologue): Do not generate a prologue for naked
10422 (thumb_expand_epilogue): Do not generate an epilogue for naked
10424 (arm_valid_machine_decl_attribute): New function, copied from
10425 arm.c: Permit naked and interfacearm attributes.
10427 * config/arm/pe.c: New file: Support code for arm-pe target.
10428 * config/arm/pe.h: New file: Header file for arm-pe target.
10429 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10430 * config/arm/t-thumb-pe: New file: Makefile fragment for
10433 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10435 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10436 -fPIC or -fpic is specified.
10438 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10440 * expr.c (emit_block_move): Use copy_to_mode_reg for
10441 !TARGET_MEM_FUNCTIONS case too.
10443 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10445 * configure: Rebuilt.
10446 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10447 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10448 definitions made redundant by dbxelf.h inclusion. Delete
10449 lots of definitions related to assembly output that are
10450 specific to the SOM object format.
10451 * pa.c (output_function_prologue): Do not emit the function's
10453 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10454 * pa-pro.h: Deleted.
10455 * som.h: New file with SOM specific definitions.
10456 * elf.h: New file with ELF specific definitions.
10458 * elfos.h (const_section): Output a tab before assembler directives.
10459 (ctors_section, dtors_section): Likewise.
10460 (ASM_OUTPUT_SECTION_NAME): Likewise.
10462 * pa/pa1.h: Delete unused file.
10464 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10466 * configure.in (hppa*-hp-hpux11*): New configuration.
10467 * configure: Rebuilt.
10468 * pa/pa-hpux11.h: New file.
10469 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10472 * mips.md (leasi, leadi): New patterns.
10474 * expr.c (emit_block_move): Properly handle case where one of the
10475 block move arguments has a queued increment or decrement.
10476 (clear_storage): Similarly. Fix formatting goof.
10478 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10480 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10481 semicolon from the BSD VA_LIST replacement expression.
10483 * fixinc/inclhack.sh: regen
10484 * fixinc/fixincl.x: regen
10486 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10487 now use the fixincl program.
10489 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10491 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10492 case. Also make the PIC register call_used.
10494 * m68k.h (FINALIZE_PIC): Delete.
10495 * m68k.c (finalize_pic): Delete.
10497 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10499 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10502 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10504 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10506 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10508 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10510 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10512 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10514 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10516 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10518 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10520 * rs6000.c (output_toc): Always use hex values for floating-point
10521 constants. Store single-precision values in upper-half of TOC
10522 entry in 64-bit mode.
10523 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10524 to final constraints.
10525 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10526 (fctiwz): Improve accuracy of RTL for pattern.
10528 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10530 * expr.c (expand_expr): Allow RTL_EXPR's through the
10531 MAX_INTEGER_COMPUTATION_MODE checks.
10533 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10535 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10536 such that MASK_SUPPORT_ARCH is not negative.
10538 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10540 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10541 ADDR_DIFF_VEC insns that appear inside loops.
10543 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10544 Jeff Law <law@cygnus.com>
10546 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10547 Handle LO_SUM the same as offsettable in cases 1 and 2.
10548 * rs6000.c (find_addr_reg): Revert previous patch.
10550 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10552 * system.h (strstr): New external function declaration.
10553 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10554 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10555 * config.in, configure: Rebuilt.
10557 1999-06-24 Tom Tromey <tromey@cygnus.com>
10559 * gcc.c (main): Read user-specified specs files after computing
10560 additional startfile_prefixes.
10562 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10564 Revert these two patches:
10566 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10567 * loop.c (strength_reduce): When doing biv->giv conversion, update
10568 reg note of NEXT->insn.
10570 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10571 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10573 (recombine_givs): Set ix field after sorting.
10575 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10577 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10578 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10580 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10582 *fixinc/inclhack.def: Add fix development commentary
10583 (read_ret_type): reactivate and add selection clause
10584 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10585 *fixinc/{fixincl.x|inclhack.sh}: regen
10587 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10589 * expr.c (expand_expr): STRIP_NOPS before checking against
10590 MAX_INTEGER_COMPUTATION_MODE
10591 (check_max_integer_computation_mode): Likewise.
10593 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10595 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10597 1999-06-22 Jim Wilson <wilson@cygnus.com>
10599 * expr.c (store_expr): When target is a promoted subreg, return a
10600 promoted subreg as a result.
10602 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10604 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10606 (dwarf2out_define): Mark unused parameters appropriately.
10607 (gen_unspecified_parameters_die): Ditto.
10608 (gen_subprogram_die): Fix signed/unsigned warnings.
10609 (gen_variable_die): Ditto.
10611 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10613 * fixinc/inclhack.def(end_else_label): combined else_label
10614 and endif_label and fixed the sed expression.
10615 *fixinc/{fixincl.x|inclhack.sh}: regen
10617 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10619 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10620 'x' when handling non-offsettable addresses
10622 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10624 * final.c (shorten_branches): Don't try to split an insn that has
10627 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10629 * config/mips/mips.c (symbolic_expression_p): New function.
10630 (mips_select_rtx_section): Put symbolic expressions in the
10631 data section, not the read-only data section.
10633 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10635 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10637 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10639 * collect2.c (main): Log frame table count.
10640 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10641 (scan_prog_file) [COFF]: Handle frame tables.
10643 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10644 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10645 * alpha/elf.h: Undef them again.
10646 * alpha/vms.h: Remove their definitions.
10648 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10650 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10651 remove the clobber of r0 and change the REG_UNUSED note to
10654 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10656 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10657 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10658 fits in HOST_WIDE_INT and one uses union to access a long constant
10661 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10663 * sparc.c (sparc_override_options): Don't allow profiling for
10664 code models other than medlow.
10665 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10666 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10667 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10668 (sparc_block_profiler): Likewise.
10669 (sparc_function_block_profiler_exit): Likewise.
10670 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10671 (FUNCTION_BLOCK_PROFILER): Likewise.
10672 (BLOCK_PROFILER): Likewise.
10673 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10674 (MCOUNT_FUNCTION): New.
10675 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10676 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10677 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10678 (MCOUNT_FUNCTION): New.
10679 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10680 (BLOCK_PROFILER): Delete.
10681 (MCOUNT_FUNCTION): New.
10683 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10685 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10687 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10689 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10692 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10695 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10698 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10701 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10703 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10706 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10708 * i386/djgpp.h (LIB_SPEC): New.
10709 (STARTFILE_SPEC): New.
10711 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10713 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10715 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10718 * system.h (WSTOPSIG): New macro.
10720 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10722 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10724 (insert_pack_attributes): Take into account member natural
10727 * i386/winnt.c (exports_head): New static variable.
10728 (i386_pe_record_exported_symbol): New function.
10729 (i386_pe_asm_file_end): Use.
10730 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10731 symbols to be emitted at end of assembly.
10732 (ASM_DECLARE_OBJECT_NAME): Likewise.
10733 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10735 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10738 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10740 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10743 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10745 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10746 zapping reg_last_uses directly.
10747 (sched_analyze_2, sched_analyze_insn): Likewise.
10748 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10750 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10752 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10753 attributes for cases 1 and 2.
10755 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10757 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10760 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10762 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10764 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10766 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10767 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10768 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10769 must be stacked if it is used for PIC accesses.
10770 * arm.c (use_return_insn): Handle PIC register specially.
10771 (output_return_instruction): Likewise.
10772 (output_func_{prologue,epilogue}): Likewise.
10773 (output_expand_prologue): Likewise.
10775 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10776 (*strsi_predec): Renamed from *strqi_predec.
10777 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10778 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10780 * arm.c (arm_override_options): Remove warning about PIC code
10781 not being supported.
10783 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10785 * rs6000.c (find_addr_reg): New function.
10786 * rs6000.h (find_addr_reg): Declare.
10787 (offsettable_addr_operand): Delete.
10788 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10789 from and stores to GPRs.
10791 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10793 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10794 gen_sequence as argument to emit_no_conflict_block.
10796 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10798 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10799 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10800 *fixinc/fixincl.x: regen
10801 *fixinc/inclhack.sh: regen
10803 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10805 * added support for -mpcrel (PC relative addressing for m68k)
10806 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10807 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10808 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10809 (comments for general_src_operand): Add some explanation
10810 about EXTRA_CONSTRAINTS.
10811 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10812 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10813 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10814 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10815 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10816 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10817 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10818 if not already set.
10819 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10820 * m68k.h (TARGET_PCREL): New target flag.
10821 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10822 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10823 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10824 contains a SYMBOL_REF. Relax this constraint during reload, since
10825 we want to use the predicates, not reload's built-in concept of a
10826 valid memory address, to control what insns need reloading.
10827 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10828 operands (essentially 'g', 'm', and 's' under normal circumstances).
10829 * m68k.c (print_operand): Cause printing of pc-relative addresses
10830 to include pc register.
10831 (print_operand_address): Ditto.
10832 (general_src_operand): Accept operands that are not only
10833 general_operands, but are also valid when used as a pc-relative
10835 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10836 (memory_src_operand): Similar, for memory_operands.
10837 (pcrel_address): New predicate to accept the special case of a
10838 pc-relative address.
10839 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10840 QImode insns to accept *_src_operand instead of *_operand where
10841 pc-relative operands can fit. For example, a pc-relative operand
10842 can be used as a memory source operand for addsi3, but not as a
10843 memory destination.
10844 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10846 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10848 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10849 .thumb_set pseudo op to mark aliases of thumb functions.
10851 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10853 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10854 preference to ASM_OUTPUT_DEF, if it is defined.
10856 * tm.texi: Document new, optional target macro
10857 ASM_OUTPUT_DEF_FROM_DECLS.
10859 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10861 * fixincludes: ISCNTL patch
10862 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10863 (dgux_int_varargs): new for DG/UX
10864 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10866 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10868 * invoke.texi (ia32 options): Fix typo.
10870 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10872 * loop.c (strength_reduce): When doing biv->giv conversion, update
10873 reg note of NEXT->insn.
10875 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10877 * loop.c (move_movables): Note issues with replacing REGs with
10879 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10881 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10883 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10885 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10886 the reference to `mcount' was not correct for the ELF on FreeBSD.
10888 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10890 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10893 (recombine_givs): Set ix field after sorting.
10895 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10897 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10898 to safe to extract a subword out of a REG.
10900 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10902 * sh.md (mulsi3): Don't add a no-op move at the end.
10904 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10906 * cse.c (cse_insn): Don't put hard register source into tables for
10907 the last insn of a libcall.
10909 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10911 * loop.c (strength_reduce): Insert sets of derived givs at every
10912 biv increment, even if it's the only one.
10914 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10916 * dwarfout.c (add_incomplete_type): New fn.
10917 (output_type): Call it.
10918 (retry_incomplete_types): New fn.
10919 (dwarfout_finish): Call it.
10921 From Eric Raskin <ehr@listworks.com>:
10922 (output_type): Output types for bases.
10924 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10926 * mips.c (mips_output_conditional_branch): Add `break'
10927 between `default' label and `close braces'.
10929 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10931 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10932 specifications and make it realistic.
10933 (LIB_SPEC): Likewise.
10935 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10937 * config/mips/mips.c (mips_secondary_reload_class): Check for
10938 (PLUS (SP) (REG)) and return appropriate register class.
10939 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10940 Handle (PLUS (SP) (REG)).
10941 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10942 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10943 of emit_insn for tablejump.
10945 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10947 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10948 asm_fprintf format string by itself.
10949 (output_function_profiler): Likewise.
10951 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10953 * combine.c (simplify_logical, case AND): Only call
10954 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10955 or the constant is positive.
10957 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10959 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10960 * configure: Regenerate.
10962 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10964 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10965 require a sub-version #.
10966 * configure: Rebuilt.
10968 1999-06-14 Robert Lipe (robertlipe@usa.net)
10970 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10972 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10974 * c-typeck.c (process_init_element): Detect excess elements in
10975 char array initializer.
10977 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10979 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10981 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10983 * invoke.texi (Option Summary): Add -fpermissive flag.
10985 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10987 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10988 that require PIC code sequences.
10990 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10992 * configure.in: Add new target: thumb-elf.
10993 * configure: Regenerate.
10994 * config/arm/t-thumb-elf: New file: Makefile fragment for
10996 * config/arm/telf.h: New file: Header file for thumb-elf
10999 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
11001 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
11002 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
11003 initializers is some circumstances.
11005 * fixinc/inclhack.def (endif_label): Add additional selector for
11006 more bogus stuff after #endif statements.
11007 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11009 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
11011 * i386/cygwin.h (SET_ASM_OP): Define.
11013 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
11015 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
11017 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11019 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
11022 * sh.md (ic_invalidate_line_i): Remove second alternative.
11024 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11026 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
11027 test for the presence of valid prototypes. Delete bypass expr.
11028 (ioctl_fix_ctrl): Correct the selection expression.
11029 (no_double_slash): Correct quoting rules
11030 *fixinc/fixincl.x: regen
11031 *fixinc/inclhack.sh: regen
11033 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
11035 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
11037 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11039 * rs6000.md (movsi_got_internal_mem): Delete.
11040 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
11041 (GOT_TOC_REGNUM): Delete.
11042 (PIC_OFFSET_TABLE_REGNUM): Define.
11043 (FINALIZE_PIC): Disable.
11044 * rs6000.c (rs6000_got_register): New code for fixed pic register.
11045 (rs6000_replace_regno): Delete.
11046 (rs6000_finalize_pic): Likewise.
11047 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
11049 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11051 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
11052 is a note; use <= for the compare; advance P while it is
11055 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
11057 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
11058 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
11060 * varasm.c (remove_from_pending_weak_list): Verify t->name
11061 is non-NULL before passing it to strcmp.
11063 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11065 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
11066 the typed arguments are not part of a comment
11067 (ioctl_fix_ctrl): Added a purpose comment
11068 *fixinc/fixincl.x: regenerate
11069 *fixinc/inclhack.sh: regenerate
11071 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11073 * invoke.texi: Add C4x invocation docs.
11075 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11077 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
11079 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
11081 (c4x_legitimize_reload_address): New function.
11082 * config/c4x/c4x.md: Update docs.
11084 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
11086 * fixincludes: Avoid removing '.'.
11087 * fixinc/fixinc.svr4: Likewise.
11088 * fixinc/fixinc.winnt: Likewise.
11089 * fixinc/inclhack.tpl: Likewise.
11090 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
11092 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11094 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
11096 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
11098 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
11100 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
11103 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
11105 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
11106 * configure: Regenerate.
11108 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
11110 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
11113 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
11115 * fixinc/inclhack.def (avoid_bool): Also catch
11116 "typedef [unsigned] int bool".
11117 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11119 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
11120 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
11121 * configure: Rebuilt.
11123 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
11125 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
11126 such that we can override its definitions if necessary.
11127 (CPP_SPEC): New define. Support processor specific predefines via
11129 (CC1_SPEC): New define. Support processor specific compiler
11130 options via %(cc1_cpu).
11131 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
11134 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11136 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
11137 between sed's -e flag, and the open-quote following it.
11138 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11140 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
11141 Jeffrey A Law (law@cygnus.com)
11143 * varasm.c (assemble_start_function): Remove the function
11144 from the pending weak decls list when we define a function.
11145 (assemble_variable): Similarly for variables.
11146 (weak_finish): Ignore items on the list with a NULL name.
11147 (remove_from_ending_weak_list); New function to "remove" an item
11148 from the pending weak declarations list.
11150 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11152 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
11154 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
11156 * c-lex.c (GETC): Redefine to call getch.
11157 (UNGETC): Redefine to call put_back.
11158 (putback_buffer): New structure type.
11159 (putback): New static structure.
11160 (getch): New function.
11161 (put_back): New function.
11162 (yylex): Replace unused bytes from bad multibyte character.
11164 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
11166 * cpplib.c (do_define): Cast `alloca' return value.
11167 (do_include, do_undef, do_pragma): Likewise.
11168 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
11170 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
11171 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
11173 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
11175 * sparc.md (abstf2): This should be an expand.
11176 (split after abstf2_notv9): Fix mode.
11177 (abstf2_hq_v9): New pattern.
11178 (abstf2_v9): Only use when no hard quad.
11179 (absdf2_v9): Fix if target is not the same as source.
11180 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
11181 Add correct output constraints.
11183 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
11185 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
11186 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
11188 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
11190 * mips.h (mips_output_conditional_branch): New function.
11191 (mips_adjust_insn_length): Likewise.
11192 (ASSEMBLER_SCRATCH_REGNUM): New macro.
11193 (ADJUST_INSN_LENGTH): Likewise.
11194 * mips.c (print_operand): Add `F' and `W' for floating-point
11195 comparison opcodes.
11196 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
11198 (mips_adjust_insn_length): New function.
11199 (mips_output_conditional_branch): New function.
11200 * mips.md (length): Adjust attribute definition to handle
11201 conditional branches. Change lengths to bytes, rather than
11202 instructions throughout. Remove length attribute from
11203 instructions whose length is four bytes, and rely on the default
11205 (dslot): Fix typo in comment.
11206 Reword conditional branch patterns to use
11207 mips_output_conditional_branch.
11209 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11211 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
11212 (LIB_SPEC): Likewise.
11213 Link with -lprof1_r for -g/-pg.
11215 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11217 * loop.c (check_dbra_loop): Fix change of Jan 19.
11219 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
11221 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
11222 (STARTFILE_SPEC): Define, override the svr4.h version.
11223 (ENDFILE_SPEC): Likewise.
11225 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
11227 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
11228 * fixinc/fixincl.x: Regenerated.
11229 * fixinc/inclhack.sh: Regenerated.
11231 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11233 * sh.c (barrier_align): Don't return early for normal branch/barrier
11234 when optimizing for SH2.
11236 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
11238 * i386/udk.h (LINK_SPEC): Correct linker search path for
11241 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11243 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
11244 (braf_label_ref_operand): Delete.
11245 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
11246 * sh.md (casesi_jump_2): Operand1 is now the inside of a
11247 label_ref, and has no predicate.
11248 The patten has a predicate to guard against invalid substitutions.
11249 (dummy_jump): Delete.
11250 (casesi): Update use of casesi_jump_2.
11252 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11254 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
11255 *fixinc/fixincl.x: regenerate
11256 *fixinc/inclhack.sh: regenerate
11258 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
11260 * dwarf2out.c (add_incomplete_type): New fn.
11261 (gen_struct_or_union_type_die): Call it.
11262 (retry_incomplete_types): New fn.
11263 (dwarf2out_finish): Call it.
11265 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
11267 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
11268 current block starts with a CODE_LABEL and ends with a CALL and
11269 we can not find all the argument setup instructions for the CALL.
11271 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
11273 Revert this change:
11274 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11275 something is a candidate for optimize_bit_field_compare.
11277 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11279 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
11281 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
11283 * alpha.c (override_options): Thinko in last patch.
11285 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11286 (LIB_SPEC): Recognize -pthread.
11288 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11290 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11291 definition in config/arm/coff.h
11292 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11294 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11296 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11297 fixes that need "file=xxx\n" prepended before invocation
11298 (start_fixer - new): starting the fixer process is complex enough
11299 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11300 (process): uses the new routine; omit usage of putenv()
11301 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11302 * fixinc/fixincl.x: regenerate
11304 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11306 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11307 and version #s (1.1 -> 2.96) as needed.
11308 * README.g77: Kill way out of date file in the toplevel directory.
11310 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11312 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11313 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11314 * configure: Rebuilt.
11315 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11316 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11317 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11318 (SWITCH_TAKES_ARG): Likewise.
11319 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11320 * config/t-freebsd: Moved from config/i386/ so it can used for all
11323 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11325 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11327 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11329 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11330 * configure: Rebuilt.
11332 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11334 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11335 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11336 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11337 (rs6000_output_load_toc_table): Same.
11338 (output_prolog, output_mi_thunk): Same.
11339 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11340 (ASM_GLOBALIZE_LABEL): Use putc.
11342 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11344 * alpha.md (reload_*_help): New patterns and splitters.
11345 (reload_*): Use them.
11346 (mov[qh]i): Likewise.
11348 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11350 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11353 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11355 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11357 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11359 * flow.c (mark_regs_live_at_end, insn_dead_p,
11360 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11361 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11362 hasn't run or the frame pointer is needed.
11363 * haifa-sched.c (attach_deaths): Likewise.
11364 * sched.c (attach_deaths): Likewise.
11366 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11368 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11369 calculate_can_reach_end returns nonzero.
11371 * configure.in (native gas tests): Search for an assembler in the
11372 same manner that the installed compiler will.
11373 * configure: Rebuilt.
11374 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11376 * alias.c (find_base_term): Improve handling of addresses
11377 constructed from binary operations.
11379 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11381 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11383 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11385 * function.h (cleanup_label, frame_offset): Declare.
11386 (tail_recursion_label, tail_recursion_reentry): Likewise.
11387 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11388 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11389 (tail_recursion_label, tail_recursion_reentry): Likewise.
11390 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11392 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11394 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11396 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11397 (MAX_OFILE_ALIGNMENT): Define.
11399 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11401 * fixincl.c: Replace local include scheme with #includes of
11402 gansidecl.h and system.h.
11403 * procopen.c: Likewise.
11404 * server.c: Likewise.
11406 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11408 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11409 (crti.o): Add build rule and dependencies.
11410 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11412 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11414 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11415 (LIB_LINUX_SPEC): Likewise.
11416 (LIB_LINUX_SPEC): Add support for -pthread
11417 (CPP_OS_LINUX_SPEC): Likewise.
11418 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11421 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11423 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11425 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11426 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11427 for IEEE math and CC_FCOMI.
11428 (put_jump_code): No IEEE if CC_FCOMI is set.
11430 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11432 * fold-const.c (fold_truthop): Make the field reference unsigned
11433 when converting a single bit compare.
11435 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11437 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11439 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11441 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11442 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11445 * reload.c (push_reload): Do not call remove_address_replacements
11446 when presented with identical optional reloads.
11448 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11450 * alpha.h (MASK_FIX, TARGET_FIX): New.
11451 (MASK_*): Reorganize constants.
11452 (CPP_AM_FIX_SPEC): New.
11453 (TARGET_SWITCHES): Add FIX.
11454 (EXTRA_SPECS): Likewise.
11455 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11456 (SECONDARY_MEMORY_NEEDED): Likewise.
11457 (REGISTER_MOVE_COST): Likewise.
11458 * alpha.c (override_options): Add FIX support. Always use
11459 ALPHA_TP_PROG for ev6.
11460 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11461 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11462 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11464 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11466 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11467 something is a candidate for optimize_bit_field_compare.
11469 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11471 * gcc.texi (Passes): Document branch-shortening.
11472 * invoke.texi (Debugging Options): Document the fact that `-dp'
11473 outputs length information for instructions.
11475 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11477 * flow.c: Revert previous delta.
11479 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11481 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11482 FRAME_POINTER_REGNUM.
11483 (mark_set_1): Ditto.
11484 (mark_used_regs): Ditto.
11486 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11488 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11489 (GOT_PCREL): New macro. Define to 1 if not already defined.
11490 * arm/elf.h (GOT_PCREL): Define to 0.
11491 * arm.c (arm_finalize_pic): Take into account the setting of
11494 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11496 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11497 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11499 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11500 store elimination candidates.
11502 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11504 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11507 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11509 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11510 Add use of x-aix41-gld.
11512 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11514 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11515 (ASM_OUTPUT_DESTRUCTOR): Define.
11517 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11519 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11520 last CODE_LABEL in a loop if we have previously passed a jump
11521 to the top of the loop.
11523 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11525 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11526 applying Philip's patch.
11528 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11530 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11533 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11535 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11537 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11539 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11540 Also remove a useless comment.
11542 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11544 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11546 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11548 * collect2.c (main): Only generate import or export file and add
11549 to link arguments if non-empty. Use xmalloc not alloca.
11550 (write_{export,import}_file): Delete.
11551 (write_aix_file): New function.
11552 (locatelib): Use xmalloc not malloc.
11553 (GCC_OK_SYMBOL): Do not check type if aix64.
11555 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11557 Based on patch by Scott Bambrough and Pat Beirne:
11558 * config/arm/arm.c (making_const_table): New variable.
11559 * config/arm/arm.h (making_const_table): Declare.
11560 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11562 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11563 Keep track of when we are building the constant table.
11565 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11567 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11570 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11572 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11575 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11577 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11580 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11582 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11584 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11586 * rs6000.c (output_mi_thunk): Enable full support again.
11588 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11590 * sh.h (BRANCH_COST): Define.
11592 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11594 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11596 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11598 * function.c (assign_stack_local): Align stack slot propertly.
11599 (assign_outer_stack_local): Likewise.
11601 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11603 * expr.h (lang_expand_constant): Declare.
11604 * toplev.c (lang_expand_constant): Define it.
11605 * varasm.c (output_constant): Use it.
11607 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11609 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11610 Change function definitions to K&R style.
11612 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11614 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11616 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11618 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11619 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11620 (several places): omit static initialization
11621 (process): use single fd, since only the read fd is used
11622 * fixinc/gnu-regex.c: define 'const' away, if not supported
11623 * fixinc/procopen.c(several places): omit static initialization
11624 * fixinc/server.c: define 'volitile' away, if not supported
11626 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11628 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11629 asm_fprintf and %L to generate the label name.
11630 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11631 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11633 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11635 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11636 insn for a conditional jump can not be found.
11638 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11640 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11641 on variables in specific sections other than .sbss and .sdata.
11643 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11645 * stmt.c (expand_return): Call start_cleanup_deferral and
11646 end_cleanup_deferral around conditional code.
11648 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11650 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11651 filename lists. Utilizes new "krstr" AutoGen function.
11652 * fixinc/fixincl.x: Rebuilt.
11654 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11656 * i386.c (output_float_compare): Avoid GNU-C extensions.
11658 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11660 * version.c: Bump to distinguish mainline tree from the
11663 See ChangeLog.1 for earlier changes.
11666 add-log-time-format: current-time-string