1 1999-11-18 Nick Clifton <nickc@cygnus.com>
3 * toplev.c (main): Correctly detect an unrecognised option.
5 * cppinit.c (cpp_handle_option): Do not claim to have consumed
6 a -f option if it has not been recognised.
8 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
10 * basic-block.h (update_life_extent): Remove trailing comma on
11 enumeration type list.
13 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15 * varasm.c (output_constructor) Solved problem with long long
16 bitfields. Corrected calculating this_time and shift. Also
17 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
19 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
21 * flow.c (split_edge): Take looping structure into account when
22 determining where to put the new block note.
24 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
26 * Makefile.in (ggc-none.o): Provide host specific version if
29 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
31 * cse.c (delete_trivially_dead_insns): Identify no-op insns
32 containing subregs too.
34 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
36 * invoke.texi: Add documentation for -muninit-const-in-rodata.
37 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
38 (TARGET_UNINIT_CONST_IN_RODATA): Define.
39 (text_section): Add switches -munint-const-in-rodata and
40 -mno-uninit-const-in-rodata.
41 (ASM_OUTPUT_COMMON): Remove.
42 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
43 const objects should be placed in read-only data. Otherwise declare
46 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
48 * jump.c (jump_optimize_1): Revert last change.
50 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
52 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
53 test if optimizing for size.
55 1999-11-17 Mark Mitchell <mark@codesourcery.com>
57 * Makefile.in (toplev.o): Depend on except.h.
58 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
60 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
62 * i386.md (divmodsi4): Rewrite to expander.
63 (*divmodsi4_nocltd): New.
64 (*divmodsi4_cltd): New.
65 (divmodsi4 splitter): Handle the case when input comes in edx.
66 (udivmodhi4): Do not use constraints in exander.
67 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
69 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
71 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
74 1999-11-16 Jakub Jelinek <jakub@redhat.com>
76 * explow.c (hard_function_value): Add outgoing argument.
77 * expr.h (hard_function_value): Declare it.
78 * calls.c (expand_call, emit_library_call_value): Update callers.
79 * function.c (aggregate_value_p): Ditto.
80 (diddle_return_value): Must look at the outgoing registers
81 on archs with register windows.
83 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
85 * alpha.c (alpha_build_va_list): Use make_lang_type and
86 initialize TYPE_NAME for the va_list record.
88 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
90 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
92 * ggc.h (struct ggc_statistics): Rearrange elements for better
93 packing on 64-bit hosts.
94 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
95 (compute_nearerout): Likewise.
97 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
99 * config/rs6000/rs6000.c (first_reg_to_save): Save
100 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
102 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
104 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
105 notion of nesting to find the DIE for a type or function.
106 DIEs can go in limbo even if we got a context_die.
107 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
108 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
110 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
111 (gen_type_die): Writing out the context doesn't cause member class
112 template instantiations to be written out as well.
114 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
116 * rs6000.h (ASM_OUTPUT_DEF): New.
117 Based on proposed addition from David Edelsohn.
119 1999-11-15 Robert Lipe <RobertLipe@usa.net>
120 Bruce Korb <autogen@linuxbox.com>
122 * fixinc/inclhack.def
123 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
124 (unixware7_byteorder_fix): added. Removes conflicts for new defs
126 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
127 (svr4_endian): enabled with SVR5
128 (svr4_mkdev): simplified syntax and enabled with SVR5
130 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
132 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
133 * configure: Rebuilt.
134 * config/t-freebsd-thread: New file.
136 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
138 * i386.c (ix86_decompose_address): Verify the base is a REG
139 before trying to examine its register number.
141 * basic-block.h: Remove all #defines and prototypes related to
143 (free_bb_mem, compute_preds_succs): Remove prototype.
144 * rtl.h (free_bb_mem): Remove prototype.
145 * flow.c (alloc_int_list_node); Remove function.
146 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
147 (compute_preds_succs, free_bb_mem): Likewise.
148 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
149 * toplev.c (rest_of_compilation): Likewise.
150 * haifa-sched.c (build_control_flow): Use flow generated edge
151 list to build the haifa specific edge list.
152 (find_rgns): Use new CFG data structures instead of pred/succ lists.
153 (schedule_insns): Do not build pred/succ lists anymore. Instead
154 build the edge table.
156 * basic-block.h (dump_bb_data): Remove declaration.
157 * flow.c (dump_bb_data): Remove function.
158 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
159 (sbitmap_union_of_predsucc): Likewise.
161 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
162 argument. All callers changed.
163 (delete_null_pointer_checks_1): No longer need to compute the
166 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
168 (pre_expr_reaches_here_p_work): Likewise.
169 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
170 * lcm.c (compute_laterin): Fix initialization of LATER.
171 (compute_nearerout): Similarly for NEARER.
173 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
175 * cse.c (set_nonvarying_address_components): Delete unused function.
176 (refers_to_p): Likewise.
178 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
180 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
183 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
185 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
186 definition in do while (0).
188 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
190 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
192 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
194 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
196 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
198 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
199 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
200 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
201 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
203 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
204 saved on the stack. Output more accurate stack frame statistics
207 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
209 * genextract.c (record_insn_name): New function.
210 (get_insn_name): No longer a stub.
211 (main): Call record_insn_name for each insn. After each label
212 written, print the insn name in a comment.
214 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
216 * output.h (const_section, init_section, fini_section): Add
219 * alpha/elf.h (const_section): Delete declaration.
221 * svr4.h (const_section): Likewise.
223 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
225 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
226 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
227 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
229 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
230 variable-sized array bounds.
232 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
234 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
237 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
239 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
240 addresses the same way GO_IF_LEGITIMATE_INDEX does.
242 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
244 * cse.c (hash_arg_in_struct): Delete.
245 (struct table_elt): Delete elt in_struct.
246 (struct set): Delete elt src_in_struct.
247 (merge_equiv_classes): Don't set either hash_arg_in_struct or
248 the corresponding in_struct elts.
249 (canon_hash): Likewise.
250 (safe_hash): Likewise.
251 (find_best_addr): Likewise.
252 (record_jump_cond): Likewise.
253 (cse_insn): Likewise.
255 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
257 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
259 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
262 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
264 * function.c (diddle_return_value): Put back check that the DECL_RTL
265 for the function is a register.
267 * function.c (diddle_return_value): Use hard_function_value to
268 get an rtx suitable for use in the USE/CLOBBER insn.
270 * global.c (global_conflicts): Update comments.
271 (record_conflicts): No need to record conflicts between pseudos here.
273 1999-11-11 Bruce Korb <autogen@linuxbox.com>
275 * fixinc/fixincl.c: Added verbose levels for status messages
277 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
279 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
280 operand as argument to expand_and or expand_binop.
282 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
284 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
287 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
289 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
291 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
293 * flow.c (compute_flow_dominators): Initially put all blocks on
295 * lcm.c (compute_antinout_edge, compute_available): Similarly.
296 * gcse.c (compute_cprop_avinout): Remove.
297 (compute_cprop_data): Use compute_available.
298 (delete_null_pointer_checks_1): Use compute_available.
300 * basic-block.h (compute_available): Returns a void now.
301 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
302 to return a value anymore.
303 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
304 worklists. Fix boundary cases. Compute maximal solutions.
305 (compute_laterin, compute_nearerout): Similarly.
307 * dwarf2out.c (add_AT_location_description): Allow
308 (mem (plus (pseudo) (...)) too.
310 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
312 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
314 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
315 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
317 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
319 * gansidecl.h: Likewise.
325 * toplev.h: Likewise.
331 * varray.c: Likewise.
333 * varray.h: Likewise.
335 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
337 * gcov.c (struct arcdata): Add hits and total, remove prob.
338 (output_branch_counts): New.
339 (process_args): Set output_branch_counts if -c.
340 (calculate_branch_probs): Store hits and total instead of
342 (output_data): Emit counts if output_branch_counts is true.
343 * gcov.texi (Invoking Gcov): Document -c switch..
345 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
347 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
348 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
350 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
352 * invoke.texi (C Dialect Options): Add missing builtins from
354 * extend.texi (Other Builtins): Copy to this list.
356 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
358 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
359 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
362 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
364 * flow.c (compute_flow_dominators): No longer treat basic block 0
365 or (n_basic_blocks - 1) specially. Clear the AUX field before
366 starting computation of doms/pdoms. Fix initial state for pdoms.
368 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
370 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
371 match rtl.o's: added ggc.h and toplev.h
372 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
373 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
374 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
376 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
378 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
379 from HAVE_DOS_BASED_FILESYSTEM.
380 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
381 HAVE_DOS_BASED_FILESYSTEM.
383 (split_directories): Only special-case DOS file names if
384 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
385 instead of explicit tests. Conditionalize on !VMS.
386 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
387 tests. Conditionalize on !VMS.
388 (process_command): Only use make_relative_prefix if !VMS.
389 (free_split_directories): Conditionalize on !VMS.
390 (DIR_UP): Conditionalize on !VMS.
392 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
394 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
396 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
398 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
401 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
403 * invoke.texi (Environment Variables): Document relative path
405 * gcc.c (DIR_UP): If not defined, define as "..".
406 (standard_bindir_prefix): New static, holds target location to
408 (split_directories): New function to split a filename into
409 component directories.
410 (free_split_directories): New function, release memory allocated
411 by split_directories.
412 (make_relative_prefix): New function, make a relative pathname if
413 the compiler is not in the expected location.
414 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
415 can figure out an appropriate prefix from argv[0].
416 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
417 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
418 STANDARD_BINDIR_PREFIX.
420 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
422 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
424 * config/c4x/c4x.h: Moved prototypes to c4x.h.
425 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
426 c4x_secondary_memory_needed) Delete.
427 (fp_zero_operand): Add mode argument.
429 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
431 * reload1.c (reload_reg_free_for_value_p): Don't use a register
432 that is in reload_reg_used.
434 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
436 * config/arm/arm-protos.h: New file: Prototypes for functions
437 defined in arm.c and pe.c.
438 * config/arm/arm.h: Fix compile time warnings.
439 * config/arm/arm.c: Fix compile time warnings.
440 * config/arm/pe.h: Fix compile time warnings.
441 * config/arm/aout.h: Fix compile time warnings.
443 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
445 * config/m32r/m32r-protos.h: New file: Prototypes for functions
448 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
449 Add support for subtargets.
450 Add prototypes for new predicates.
451 Add scheduling macros.
453 * config/m32r/m32r.c: Fix compile time warnings.
454 (int8_operand): New predicate function.
455 (reg_or_cmp_int16_operand): New predicate function.
456 (extend_operand): New predicate function.
457 (m32r_adjust_code): New scheduling function.
458 (m32r_adjust_priorty): New scheduling function.
459 (m32r_sched_init): New scheduling function.
460 (m32r_sched_reorder): New scheduling function.
461 (m32r_sched_variable_issue): New scheduling function.
462 (direct_return): New codegen function.
463 (m32r_not_same_reg): New rtl testsing function.
465 * config/m32r/m32r.md: Fix compile time warnings.
466 Add support for pre decrement and post increment memory
471 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
473 * global.c (EXECUTE_IF_CONFLICT): Don't define.
474 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
475 (find_reg): Likewise.
477 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
479 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
480 to avoid assembler errors.
482 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
484 * config/v850/v850-protos.h: New file: Prototypes for functions
486 * config/v850/v850.h: Move prototypes to v850-protos.h
487 * config/v850/v850.c: Move prototypes to v850-protos.h
488 * config/v850/v850.md: Fix compile time warnings.
490 * config/fr30/fr30-protos.h: New file: Prototypes for functions
492 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
493 * config/fr30/fr30.c: Fix compile time warnings.
494 * config/fr30/fr30.md: Fix compile time warnings.
496 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
498 * tree.h (get_containing_scope): Declare it.
499 * tree.c (get_containing_scope): New fucntion.
500 (decl_function_context): Use it.
501 * toplev.c (rest_of_compilation): Use get_containing_scope.
503 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
505 * Makefile.in (rtl.o): Depend on toplev.h.
507 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
509 * cse.c (delete_trivially_dead_insns): Replace alloca with
511 * except.c (update_rethrow_references): Likewise.
512 (init_eh_nesting_info): Likewise.
513 * function.c (identify_blocks): Likewise.
514 * gcse.c (dump_hash_table): Likewise.
515 * graph.c (print_rtl_graph_with_bb): Likewise.
516 * loop.c (combine_movables): Likewise.
517 (move_movables): Likewise.
518 (count_loop_regs_set): Likewise.
519 (strength_reduce): Likewise.
520 * profile.c (compute_branch_probabilities): New function, split
522 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
523 * regclass.c (regclass): Likewise.
524 * regmove.c (regmove_optimize): Likewise.
525 * toplev.c (compile_file): Likewise.
526 (main): Don't mess with the stack rlimit.
528 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
530 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
531 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
533 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
535 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
537 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
539 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
540 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
543 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
545 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
547 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
549 * gcse.c (post_dominators): Kill.
550 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
551 (compute_code_hoist_data): Use compute_flow_dominators. Do not
552 pass in a pdom array since we do not need pdoms.
553 * haifa-sched.c (schedule_insns): Similarly.
554 * flow.c (compute_dominators): Remove dead function.
555 (compute_flow_dominators): Do not compute doms or pdoms if the
556 caller does not request them. Split up loop to build doms and
557 pdoms. Use a worklist to compute doms and pdoms.
558 * basic-block.h (compute_dominators): Remove prototype.
560 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
562 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
563 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
564 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
565 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
566 (cant_move, fed_by_spec_load, is_load_insn): Remove.
567 (schedule_region): Remove unused variable.
568 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
570 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
572 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
573 (update_equiv_regs): Likewise.
574 (block_alloc): Likewise.
575 * reg-stack.c (reg_to_stack): Likewise.
576 (convert_regs_2): Likewise.
577 * reload1.c (reload_as_needed): Likewise.
579 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
581 * Makefile.in (dbxout.o): Depend on ggc.h.
582 (dwarf2out.o): Likewise.
583 (xcoffout.o): Likewise.
584 * dbxout.c: Include ggc.h.
585 (dbxout_init): Register lastfile as a root.
586 * dwarf2out.c: Include ggc.h.
587 (dwarf2out_line): Register lastfile as a root.
588 * xcoffout.c: Include ggc.h.
589 (xcoffout_source_line): Register xcoff_lastfile as a root.
591 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
593 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
595 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
597 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
599 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
601 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
603 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
604 (EXECUTE_IF_CONFLICT): Likewise.
605 (ALLOCNO_LIVE_P): Avoid signed division.
606 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
607 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
608 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
610 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
612 * haifa-sched.c (schedule_block): Don't crash if there's no
613 next insn for an interblock movement.
614 (add_branch_dependences): Don't allow clobber insns to move either.
616 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
618 * i386.c (split_xf): New.
619 * i386-protos.h: Declare it.
620 * i386.md (movxf_1): Add general regs alternatives.
621 (movxf_1+1): New splitter for same.
623 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
625 * function.c (purge_addressof_1): Add missing return values.
627 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
629 * function.c (is_addressof): New function. Returns true if
630 the given piece of RTL is an ADDRESSOF.
631 (purge_addressof_1): Make boolean. Return false if the
632 ADDRESSOFs could not be purged.
633 (purge_addressof): If ADDRESSOFs could not be purged from the
634 notes attached to an insn, remove the offending note(s),
635 unless they are attached to a libcall.
637 1999-11-05 Andreas Jaeger <aj@suse.de>
639 * genoutput.c (null_operand =): Initialize all fields.
641 * errors.h: Add extern to prototypes.
643 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
645 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
646 * configure: Rebuilt.
648 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
650 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
651 (mirror_conflicts): New function.
652 (global_alloc): Call it.
653 (expand_preferences): Remove redundant CONFLICTP test.
654 (find_reg, dump_conflicts): Likewise.
655 (prune_preferences): Process conflicts one word at a time.
657 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
659 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
660 instead of an explicit loop.
662 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
664 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
665 if REG_RETVAL check succeeds, then put classp in src_elt.
667 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
669 * function.c (pad_to_arg_alignment): Only update argument_pad
670 if the argument's alignment is greater than STACK_BOUNDARY.
672 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
674 * bitmap.h (BITMAP_XFREE): New.
675 * flow.c (life_analysis): Use it.
676 (life_analysis_1): Free blocks.
678 * combine.c (undo_commit): New.
679 (try_combine): Use it. Don't zap undobuf.undos.
680 (combine_instructions): Don't zap undobuf.undos; free the
683 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
685 * stmt.c (cost_table_): New.
686 (estimate_case_costs): Use it instead of xmalloc.
688 * toplev.c (compile_file): Reuse dumpname memory instead
691 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
693 * reg-stack.c (convert_regs_1): Initialize target_stack->top
694 after verifying an EH edge.
696 * haifa-sched.c (init_rgn_data_dependences): Correctly
697 size bb_pending_lists_length when zeroing.
699 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
701 * function.c (diddle_return_value): New.
702 (expand_function_end): Use it.
703 * stmt.c (expand_null_return): Likewise.
704 (expand_value_return): Likewise.
706 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
708 * reload1.c (reload): Don't remove return value clobbers.
710 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
712 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
714 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
716 * cse.c (cse_main): Use xmalloc, not alloca.
717 (cse_basic_block): Likewise.
718 * local-alloc.c (local_alloc): Likewise.
720 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
721 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
723 * rtl.c: Include toplev.h.
724 (fatal): Remove declaration.
726 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
728 * haifa-sched.c (schedule_block): Fix thinko.
730 1999-11-03 James McKelvey <mckelvey@fafnir.com>
732 * fixinc/fixincl.c(create_file): Allow for systems that do not have
735 1999-11-03 Philippe De Muyter <phdm@macqel.be>
737 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
738 call `malloc' instead.
740 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
742 * flags.h (flag_renumber_insns): Declare.
743 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
745 * rtl.h (renumber_insns): Change prototype.
746 * toplev.c (flag_renumber_insns): Define.
747 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
749 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
751 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
752 and fpsqrtd. Use them and create fdiv function unit to more
753 accurately represent fpu sqrt pipeline semantics on UltraSparc.
754 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
756 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
758 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
760 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
761 insn into ready list, do not use just a raw swap.
763 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
765 * rtl.h (renumber_insns): New function.
766 (remove_unnecessary_notes): Likewise.
767 * emit-rtl.c (renumber_insns): Define.
768 (remove_unncessary_notes): Likewise.
769 * toplev.c (rest_of_compilation): Remove dead code.
770 Use renumber_insns and remove_unncessary_notes.
772 * gcse.c (struct null_pointer_info): New type.
773 (get_bitmap_width): New function.
774 (current_block): Remove.
775 (nonnull_local): Likewise.
776 (nonnull_killed): Likewise.
777 (invalidate_nonnull_info): Take a null_pointer_info as input.
778 (delete_null_pointer_checks_1): New function.
779 (delete_null_pointer_checks): Use it.
781 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
782 (split_edges): Likewise.
783 (schedule_block): Likewise.
784 (compute_block_backward_dependencies): Likewise.
785 (schedule_region): Likewise.
786 (schedule_insns): Likewise.
788 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
790 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
791 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
792 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
793 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
794 * jump.c (delete_unreferenced_labels): Don't delete if
795 LABEL_ALTERNATE_NAME is set.
796 * print-rtl.c (print_rtx): Dump alternate name.
797 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
798 * rtl.h (LABEL_ALTERNATE_NAME): Define.
799 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
800 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
802 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
804 * fix-header.c (recognized_extern, recognized_function): Constify
807 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
808 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
809 (compute_available): Remove unused variable `last'.
810 (compute_nearerout): Remove unused variable `temp_bitmap'.
811 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
812 Remove unused variable `x'.
814 * scan.h (recognized_function, recognized_extern): Constify a
817 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
819 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
821 * varasm.c (decode_rtx_const): Use XSTR to access the string
824 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
826 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
828 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
830 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
832 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
834 * pa.c (ireg_operand): New function.
835 * pa.h (PREDICATE_CODES): Handle ireg_operand.
836 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
837 Fix out of date comment.
839 * pa.md (negdi2): Turn into expander + anonymous pattern.
841 * reload.c (find_reloads): Fix typos in recent change.
843 * dwarf2out.c: Do not include ctype.h.
845 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
847 * regclass.c (record_reg_classes): Always use may_move_cost when
848 seeing how operand fits with various register classes.
850 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
852 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
853 * toplev.c: Revert Nov 1 13:22 change.
855 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
857 * config/pa/pa.md (height reduction patterns): Add checks for
858 overlapping operands to avoid semantic-destroying splits for
859 height reduction patterns.
861 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
863 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
864 have been an hyphen, fixed.
865 * configure: Rebuilt.
867 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
869 * config/arm/tpe.h: Add prototypes for exported functions.
870 * config/arm/pe.c: Fix compile time warnings.
871 * config/arm/semi.h: Fix compile time warnings.
872 * config/arm/arm.c: Fix compile time warnings.
873 * config/arm/arm.h: Fix compile time warnings.
874 * config/arm/arm.md: Fix compile time warnings.
875 * config/arm/thumb.c: Fix compile time warnings.
876 * config/arm/thumb.h: Fix compile time warnings.
877 * config/arm/thumb.md: Fix compile time warnings.
879 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
881 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
884 * unroll.c (unroll_loop): Remove LOOP notes when loop is
887 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
889 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
891 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
893 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
894 * rtl.h (rtx_equal_p): Move prototype.
895 * rtl.c (rtx_equal_function_value_matters): Move from
897 (rtx_equal_p): Likewise.
898 * rtlanal.c (rtx_equal_function_value_matters): Delete.
899 (rtx_equal_p): Likewise.
901 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
903 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
906 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
908 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
910 * pa.h (ADDR_VEC_ALIGN): Define.
912 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
913 notes when presented with "if (foo) break; end_of_loop" and
914 the break sequence gets moved out of the loop.
916 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
917 Remove explicit zero initializations of entries within MAP.
919 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
921 * reg-stack.c (convert_regs_1): Handle EH edges specially.
923 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
925 * bitmap.h (BITMAP_XMALLOC): New macro.
926 * flow.c (CLEAN_ALLOCA): Remove.
927 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
928 (life_analysis): Likewise.
929 (update_life_info): Don't use CLEAN_ALLOCA.
930 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
931 (calculate_global_regs_live): Likewise.
932 (print_rtl_with_bb): Likewise.
933 (verify_flow_info): Likewise.
934 * global.c (global_alloc): Likewise.
935 (global_conflicts): Likewise.
936 * integrate.c (save_for_inline_nocopy): Likewise.
937 (expand_inline_function): Likewise.
938 * jump.c (jump_optimize_1): Likewise.
939 (duplicate_loop_exit_test): Likewise.
940 (thread_jumps): Likewise.
941 * loop.c (loop_optimize): Likewise.
942 (combine_givs): Likewise.
943 (recombine_givs): Likewise.
944 * reorg.c (dbr_schedule): Likewise.
945 * unroll.c (unroll_loop): Likewise.
947 * combine.c (combine_instructions): Use xmalloc instead of alloca.
949 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
951 * toplev.c (rest_of_compilation): Don't optimize the CFG
952 when rebuilding, just before dbr.
954 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
956 * output.h (assemble_end_function, assemble_destructor,
957 assemble_constructor, assemble_gc_entry, assemble_global,
958 assemble_label, output_constant_pool) Constify a char*.
960 * varasm.c (assemble_destructor, assemble_constructor,
961 assemble_gc_entry, assemble_end_function, assemble_global,
962 assemble_label, output_constant_pool): Likewise.
964 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
966 * config/arm/thumb.c (thumb_expand_prologue): Add comments
967 explaining what is goin on in this function.
969 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
971 * regclass.c (record_reg_classes): In matching case, recompute
972 costs since the direction of movement is different.
974 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
976 * resource.c (mark_target_live_regs): For unconditional branches,
977 the resources found at the branch target should be added to the
978 resources found so far, not intersected.
980 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
982 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
984 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
985 (sys/mman.h): Include this file only if #HAVE_MMAP.
986 (run_compiles): Initialize `esac_fmt' with one old KR string, not
987 with automatically concatenated ANSI strings.
989 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
991 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
992 (DIV_ROUND_UP): Robustify.
993 (ggc_recalculate_in_use_p): New function.
994 (release_pages): Don't inline it.
995 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
997 (ggc_pop_context): Use ggc_recalculate_in_use_p.
998 (clear_marks): Always save in_use_p.
999 (sweep_pages): Use ggc_recalculate_in_use_p.
1000 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
1001 Release pages before counting statistics.
1003 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
1005 * toplev.c (rest_of_compilation): Fix thinko in this change:
1007 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
1009 (rest_of_compilation): If inside an inlined external function,
1010 pretend we are just being declared.
1012 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
1014 * flow.c (calculate_global_regs_live): Fix thinko.
1016 * integrate.c (expand_inline_function): Fix bugs in previous
1017 change from Oct 28, 1999.
1019 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
1021 * stmt.c (expand_value_return): Fix typo in this change:
1023 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1024 (expand_value_return): Correctly convert VAL when promoting function
1025 return; support RETURN_REG being a PARALLEL.
1027 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
1029 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
1031 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1033 * hard-reg-set.h (reg_names): Constify a char*.
1035 * regclass.c (reg_names): Likewise.
1037 * regs.h (reg_names): Likewise
1039 * a29k/a29k.c (reg_names): Delete declaration.
1041 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
1043 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
1044 arc_output_function_epilogue): Likewise.
1046 * elxsi/elxsi.c (reg_names): Likewise.
1048 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
1050 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
1053 * m88k/m88k.c (output_function_profiler): Likewise.
1055 * sparc/sparc.c (sparc_flat_output_function_prologue,
1056 sparc_flat_output_function_epilogue): Likewise.
1058 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
1060 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
1061 warning from -Wuninitialized and put it under -W.
1062 * function.c (uninitialized_vars_warning): Warn only when the
1063 corresponding flag is set.
1065 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
1067 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
1068 is nonzero and the single set does not have an elt, then assign
1071 * simplify-rtx.c: New file.
1072 * Makefile.in (OBJS): Add simplify-rtx.o
1073 (simplify-rtx.o): Add dependencies.
1074 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
1075 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
1076 (cse_gen_binary, simplify_unary_operation): Delete.
1077 (simplify_binary_operation, simplify_plus_minus): Likewise.
1078 (check_fold_consts, simplify_relation_operation): Likewise.
1079 (simplify_ternary_operation): Likewise.
1080 (delete_trivially_dead_insns): Simplify the contents of the
1081 REG_EQUAL note before trying to substitute it into the source
1082 of the reg-reg copy at the end of a libcall sequence.
1084 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
1085 references/callers changed.
1087 * mn10200.c (mn10200_va_arg): Force the return value into a
1090 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
1092 * cccp.c (macroexpand): Avoid out of range accesses for omitted
1095 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
1097 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
1099 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
1101 * fold-const.c (fold): Fix thinko when optimizing comparisons
1104 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
1106 * gcc.texi (Passes): Update front-end files to their current
1109 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
1111 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
1112 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1113 (PREDICATE_CODES): Add addition_operation.
1114 * alpha-protos.h (addition_operation): Declare.
1115 (secondary_reload_class): Likewise.
1116 * alpha.c (addition_operation): New.
1117 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
1118 * alpha.md (adddi3): Turn into expander.
1119 (*lda, *adddi_2): New.
1120 (movsf, movdf patterns): Don't preference integer regs.
1121 (movsi, movdi patterns): Don't preference fp regs.
1123 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
1125 * genrecog.c (write_switch): Check for duplicate CODE cases.
1127 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
1129 * ggc-common.c: Update pre-function commentary.
1130 * ggc-page.c: Likewise.
1132 (poison_pages): Use memset directly.
1133 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
1134 (ggc_collect): Poison before sweeping.
1135 * ggc-simple.c: Update pre-function commentary.
1136 (ggc_alloc_obj): Poison non-zeroed memory.
1138 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
1140 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
1141 match format string, even on 64-bit hosts.
1142 * gcc-page.c (ggc_page_print_statistics): Likewise.
1144 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
1146 * config/i386/i386.c (ix86_cpu): Revert last patch.
1147 * config/i386/i386.h (ix86_cpu): Ditto.
1149 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
1151 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
1152 TYPE_SIZE, convert type of result to sizetype.
1154 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
1156 * flow.c (count_or_remove_death_notes): Equate NULL with the
1159 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
1160 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
1163 * i386.c (pic_label_no): Delete.
1164 (ix86_attr_length_default): Don't use single_set to peek
1167 * recog.c (peephole2_optimize): Allow recog_next_insn to index
1168 the first insn after bb->end.
1169 * i386.md (push mem peeps): Scratch is live after evaluation
1171 (cmp mem peep): Similarly.
1173 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
1175 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
1176 * function.c (pad_to_arg_alignment): Add missing braces.
1178 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1180 * alpha/alpha-protos.h (literal_section): Add prototype.
1181 (alpha_need_linkage, alpha_start_function,alpha_end_function):
1184 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
1186 (alpha_start_function, alpha_end_function, float_strings,
1187 alpha_need_linkage): Constify a char*
1189 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
1191 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
1193 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1195 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
1197 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1199 * flow.c (debug_flow_info): Add prototype.
1201 * gcc.c (main): Likewise.
1203 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
1206 * reload1.c (failed_reload, set_reload_reg): Likewise.
1208 * mips-tfile.c (main): Likewise.
1209 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
1210 with ATTRIBUTE_NORETURN.
1212 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
1214 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
1215 DECL is not a memory ref.
1217 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
1219 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
1220 * config/i386/i386.c (ix86_cpu): Add extern attribute.
1222 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
1224 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
1225 * config/mips/elf64.h: ditto.
1227 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
1229 * expr.c (emit_push_insn): New argument alignment_pad.
1230 Update all callers. Adjust stack pointer based on alignment pad.
1231 * function.c (pad_to_arg_alignment): New argument alignment_pad.
1232 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
1233 (locate_and_pad_parm): New argument alignment_pad. Update all
1235 * expr.h (emit_push_insn): Update prototype.
1236 (locate_and_pad_parm): Update prototype.
1237 * calls.c (arg_data): Add new field alignment_pad.
1238 (initialize_argument_information): Initialize alignment_pad.
1240 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
1242 * except.c (free_eh_nesting_info): Free the info itself.
1243 * function.c (free_after_compilation): Don't free NULL.
1244 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
1245 (pre_edge_insert): Free inserted.
1246 * stmt.c (free_stmt_status): Don't free NULL.
1248 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
1250 * gcov.c (DIR_SEPARATOR): Provide default.
1251 (output_data): Add test for MS-DOS format absolute filename.
1252 (fancy_abort): Correct program name.
1253 (open_files): Open all files in binary mode.
1254 * libgcc2.c (__bb_exit_func): Likewise.
1256 * profile.c (init_branch_prob): Specify binary when opening files.
1258 * flags.h (flag_unwind_tables): New decl.
1259 * toplev.c (flag_unwind_table): New definition.
1260 (f_options): Add -funwind-tables.
1261 (decode_g_option): Clarify warning when unknown -g option is given.
1262 (rest_of_compilation): If inside an inlined external function,
1263 pretend we are just being declared.
1265 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
1266 (dwarf2out_frame_finish): Likewise.
1268 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
1270 * fold-const.c (merge_ranges): In not in0, but in1, handle
1271 upper bounds equal like subset case.
1273 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
1275 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
1276 passed in a register but moved to the stack.
1278 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
1280 * gcc.c (pass_exit_codes, greatest_status): New variables.
1281 (struct option_map): Add entry for "--pass-exit-codes".
1282 (execute): Update greatest_status if error.
1283 (display_help): Add documentation for -pass-exit-codes.
1284 (process_command): Handle -pass-exit-codes.
1285 (main): Look at pass_exit_codes and greatest_status on call to exit.
1287 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1289 * reload.c (find_reloads): Refine test for no input reload
1290 case to not includes reloads emitted after insn.
1292 * function.c (find_temp_slots_from_address): Handle sum involving
1293 a register that points to a temp slot.
1294 (update_temp_slot_address): Make recursive call if both old and
1295 new are PLUS with a common operand.
1296 * calls.c (expand_call): Mark temp slot for result as having
1299 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
1301 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
1302 component as well as "BINUTILS".
1304 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
1305 * integrate.c (copy_rtx_and_substitute): Likewise.
1306 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
1307 All callers changed.
1308 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
1310 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
1311 gdb extensions, write size of type; also be more consistent
1312 in using references when this is a subtype.
1314 * pa.md (extv, extzv, insv): Use define_expand to reject constant
1315 that is out of range.
1317 * loop.c (unknown_constant_address_altered): New variable.
1318 (prescan_loop): Initialize it.
1319 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
1320 (invariant_p, case MEM): Remove handling for volatile and readony;
1321 check new variable if readonly.
1322 (check_dbra_loop): Chdeck unknown_constant_address_altered.
1324 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
1325 (addr_affects_sp_p): Removed from note_mem_written and only
1326 define #ifdef AUTO_INC_DEC.
1328 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
1330 * regclass.c (record_reg_classes): Properly handle register move
1333 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
1334 Don't think valid if both operands are invalid.
1335 (struct constant_descriptor): New field RTL.
1336 (mark_const_hash_entry): Mark it.
1337 (record_constant{,_rtx}): Initialize it.
1338 (output_constant_def): Allocate RTL in permanent obstack and
1340 ({record,compare}_constant_1): Modes must match for
1341 CONSTRUCTOR of ARRAY_TYPE.
1343 * c-common.h (initializer_constant_valid_p): Delete decl from here.
1344 * output.h (initializer_constant_valid_p): Move decl to here.
1345 * c-common.c (initializer_constant_valid_p): Delete function from here.
1346 * varasm.c (initializer_constant_valid_p): Move function to here.
1348 * tree.h (STRIP_SIGN_NOPS): New macro.
1349 * fold-const.c (optimize_minmax_comparison): New function.
1350 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
1351 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
1352 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
1353 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
1354 widening conversions.
1355 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
1356 to look at size of mode, not precision of type; also add missing cases.
1357 (optimize_bit_field_compare, decode_field_reference): Don't try to
1358 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
1360 * dwarf2out.c (ctype.h): Include.
1361 (dwarf2out_set_demangle_name_func): New function.
1362 (size_of_line_info): Deleted.
1363 (output_line_info): Compute size of line info table from difference
1365 (base_type_die, add_name_attribute): Call demangle function, if any.
1366 (field_byte_offset): Use bits per word for variable length fields.
1367 (gen_array_type_die): Add array name.
1368 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
1369 (dwarf2out_add_library_unit_info): New function.
1371 * explow.c (set_stack_check_libfunc): New function.
1372 (stack_check_libfunc): New static variable.
1373 (probe_stack_range): Allow front-end to set up a libfunc to call.
1375 * combine.c (simplify_comparison): When making comparison in wider
1376 mode, check for having commuted an AND and a SUBREG.
1377 (contains_muldiv): New function.
1378 (try_combine): Call it when dividing a PARALLEL.
1379 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
1380 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
1382 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
1383 use one of the CLOBBERs instead.
1384 (if_then_else_cond): If comparing against zero, just return thing
1387 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
1388 Don't generate shifts and subtract if have conditional arithmetic.
1390 * rtl.h (delete_barrier): New declaration.
1391 * jump.c (jump_optimize): Set up to handle conditional call.
1392 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
1393 (delete_barrier): New function.
1395 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
1397 * recog.c (nonmemory_operand): Accept ADDRESSOF.
1399 * tree.c (build_type_attribute_variant): Push to obstack of
1400 ttype around type_hash_canon call.
1402 * expr.c (placeholder_list): Move decl to file scope.
1403 (expand_expr): Don't force access to volatile just because its
1405 If ignoring reference operations, just expand the operands.
1406 (expand_expr, case COMPONENT_REF): Propagate
1407 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
1408 Refine test for using bitfield operations vs pointer punning.
1409 (expand_expr, case CONVERT_EXPR): If converting to
1410 BLKmode UNION_TYPE from BLKmode, just return inner object.
1411 Use proper mode in store_field call.
1412 Properly set sizes of object to store and total size in store_field
1413 call for convert to union.
1414 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
1415 memory (like for ADDR_EXPR). Also, don't put constant in register if
1416 we'll want it in memory.
1417 (readonly_fields_p): New function.
1418 (expand_expr, case INDIRECT_REF): Call it if LHS.
1419 (expand_assignment): Handle a RESULT_DECL where
1420 DECL_RTL is a PARALLEL.
1421 (do_jump, case WITH_RECORD_EXPR): New case.
1422 (get_inner_reference): Always go inside a CONVERT_EXPR
1423 and NOP_EXPR if both modes are the same.
1424 (store_field): Use bitfield operations if size of bitsize is not same
1425 as size of RHS's type.
1426 Check for bitpos not a multiple of alignment in BLKmode case.
1427 Do block move in largest possible alignment.
1428 (store_constructor): Set BITSIZE to -1 for variable size and properly
1429 in case of array of BLKmode.
1430 (expand_expr_unaligned): New function.
1431 (do_compare_and_jump): Call it.
1433 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
1434 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
1435 does not include 'o'.
1437 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
1438 both SET_DEST and SET_SRC reference a virtual register.
1439 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
1441 * integrate.c (expand_inline_function): Handle case of setting
1442 virtual stack vars register (from built in setjmp); when parameter
1443 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
1444 (subst_constant): Add new parm, MEMONLY.
1445 (expand_inline_function, integrate_parm_decls): Pass new parm.
1446 (integrate_decl_tree): Likewise.
1447 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
1448 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
1449 (copy_rtx_and_substitute, case SET): Add explicit calls to
1450 copy_rtx_and_substitute for both sides.
1452 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
1454 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
1455 within INDEX_TYPE, instead of before.
1456 (fixup_gotos): Use f->target_rtl, not the next insn,
1457 since latter may be from a later fixup.
1458 (expand_value_return): Correctly convert VAL when promoting function
1459 return; support RETURN_REG being a PARALLEL.
1460 (expand_return): When checking for result in regs and having
1461 cleanup, consider PARALLEL in DECL_RTL as being in regs.
1463 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
1465 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
1466 last_nominal_fname): Mark const.
1467 (struct include_hash: name, nshort, control_macro): Mark
1469 (struct macrodef: symnam): Mark const.
1470 (struct if_stack: fname): Mark const.
1471 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
1472 (IStable): New character-syntax array which encompasses all
1473 the old is_foo arrays.
1474 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
1475 is_space): New macros for interrogating IStable.
1476 (check_macro_name): Kill last argument. All callers changed.
1478 * cppinit.c (initialize_char_syntax): Delete.
1479 (is_idchar, is_idstart, is_hor_space, is_space,
1480 trigraph_table): Delete.
1481 (IStable): New. Initialize with clever macros to avoid
1482 information duplication.
1483 (builtin_array): Table of builtins to get rid of explicit list
1484 in initialize_builtins.
1485 (initialize_builtins): Use builtins_array.
1486 (cpp_start_read): Call init_IStable, and set IStable['$'] if
1487 opts->dollars_in_ident.
1489 * cppexp.c: Change all refs to is_xyz[] arrays to use new
1491 (cpp_parse_expr): Avoid 'format string is not constant'
1492 warning. Use ISGRAPH to identify printable chars.
1493 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
1495 (read_and_prescan): Map trigraphs to chars with open-coded
1496 if-else-if-... sequence, not a lookup table.
1497 * cpphash.c: Change all refs to is_xyz[] arrays to use new
1499 * cpplib.c: Change all refs to is_xyz[] arrays to use new
1500 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
1501 (check_macro_name): Remove ability to report an invalid
1502 assertion name, which is never used.
1503 (do_line): Constify a couple of char *'s.
1504 * cppmain.c (main): Call cpp_cleanup before returning.
1506 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
1508 * ggc.h (struct ggc_statistics): New type.
1509 (ggc_get_size): New function.
1510 (ggc_print_statistics): Likewise.
1511 * ggc-common.c (ggc_stats): New variable.
1512 (ggc_mark_rtx_children): Keep statistics.
1513 (ggc_mark_tree_children): Likewise.
1514 (ggc_print_statistics): New function.
1515 * ggc-page.c (struct globals): Add bytes_mapped field.
1516 (alloc_anon): Update it.
1517 (release_pages): Likewise.
1518 (ggc_get_size): New function.
1519 (ggc_page_print_statistics): New function.
1520 * ggc-simple.c (ggc_get_size): New function.
1522 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
1524 * flow.c (propagate_block): When the last reference to a label
1525 before an ADDR_VEC is deleted because the reference is a dead
1526 store, delete the ADDR_VEC.
1528 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
1530 * resource.c (find_free_register): Don't use the frame pointer
1531 if frame_pointer_needed.
1533 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
1535 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
1536 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
1538 * config/i960/i960.c (i960_va_start): New locals base, num.
1539 Use INDIRECT_REF instead of ARRAY_REF on valist.
1540 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
1542 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
1544 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
1546 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
1548 * tree.def (PLACEHOLDER_EXPR): Update comments.
1550 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1552 * c-common.c (check_format_info): Avoid non-literal format string
1553 warnings when `first_arg_num' is zero.
1555 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1557 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
1559 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
1561 * arm.md (casesi_insn): Add a clobber of the condition code
1564 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
1566 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
1567 used by both cc1 and cc1plus.
1569 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
1571 * config/arm/arm.c: Initialise arm_structure_size_boundary to
1572 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
1573 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
1574 to the value 32 if it has not already been defined.
1575 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
1576 Override definition in arm.h with a value of 8.
1578 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
1580 * c-pragma.c (push_alignment): Don't check the return value
1583 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
1585 * sparc.h (ADJUST_COST): Fix thinko.
1587 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
1589 * cccp.c (rescan): Fixed obp pointer handling around call to
1590 check_expand subroutine.
1592 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
1594 * gcse.c (delete_null_pointer_checks): Only record non-null info
1595 for pseudos when examining stores.
1597 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
1598 splitters for these patterns. Use "#" for output templates.
1599 (addsi3_carryin_shift): New pattern.
1601 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
1603 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
1604 of the function return register into a plain REG until
1605 after function inlining is done.
1607 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1609 * jump.c (jump_optimize_1): If we did cross-jumping, and
1610 the data will matter, rebuild the CFG.
1611 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
1612 not optimizing. Don't run shorten_branches.
1613 * toplev.c (rest_of_compilation): Run shorten_branches after
1616 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
1618 * rtl.h (note_stores): Add additional paramter.
1619 * rtlanal.c (reg_set_p_1): Take additional paramter.
1620 (reg_set_last_1): Likewise.
1621 (reg_set_p): Adjust call to note_stores.
1622 (reg_set_last): Likewise.
1623 (note_stores): Pass data parameter to worker function.
1624 * alias.c (record_set): Take additional parameter.
1625 (init_alias_analysis): Pass it.
1626 * caller-save.c (mark_set_regs): Take additional parameter.
1627 (save_call_clobbered_regs): Pass NULL to note_stores.
1628 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
1630 (record_dead_and_set_regs_1): Likewise.
1631 (reg_dead_at_p_1): Likewise.
1632 (combine_instructions): Adjust calls to note_stores.
1633 (try_combine): Likewise.
1634 (record_dead_insn): Remove.
1635 (record_dead_and_set_regs): Adjust calls to note_stores.
1636 (reg_dead_at_p): Likewise.
1637 * cse.c (invalidate_skipped_set): Take additional parameter.
1638 (cse_check_loop_start): Likewise.
1639 (cse_check_loop_start_value): Remove.
1640 (cse_set_around_loop): Adjust calls to note_stores.
1641 * flow.c (notice_stack_pointer_modification): Take additional
1642 parameter. Remove duplicate declaration.
1643 (record_volatile_insns): Adjust calls to note_stores.
1644 * gcse.c (record_set_info): Take additional parameter.
1645 (record_last_set_info): Likewise.
1646 (invalidate_nonnull_info): Likewise.
1647 (record_set_insn): Remove.
1648 (compute_sets): Adjust calls to note_stores.
1649 (last_set_insn): Remove.
1650 (compute_hash_table): Adjust calls to note_stores.
1651 (insert_insn_end_bb): Likewise.
1652 (delete_null_pointer_checks): Likewise.
1653 * global.c (mark_reg_store): Take additional parameter.
1654 (mark_reg_clobber): Likewise.
1655 (reg_becomes_live): Likewise.
1656 (global_conflicts): Adjust calls to note_stores.
1657 (build_insn_chain): Likewise.
1658 * integrate.c (note_modified_parmregs): Take additional parameter.
1659 (mark_stores): Likewise. Make it static.
1660 (save_for_inline_nocopy): Adjust calls to note_stores.
1661 (try_constants): Likewise.
1662 * integrate.h (mark_stores): Remove declaration.
1663 * jump.c (mark_modified_reg): Take additional parameter.
1664 (thread_jumps): Adjust calls to note_stores.
1665 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1667 (no_equiv): Likewise.
1668 (reg_is_set): Likewise.
1669 (validate_equiv_mem): Adjust calls to note_stores.
1670 (update_equiv_regs): Likewise.
1671 (block_alloc): Likewise.
1672 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1673 (note_addr_stored): Take additional parameter.
1674 (note_set_pseudo_multiple_uses): Likewise.
1675 (record_initial): Likewise.
1676 (prescan_loop): Adjust calls to note_stores.
1677 (strength_reduce): Likewise.
1678 (check_dbra_loop): Likewise.
1679 * regmove.c (flags_set_1): Take additional paramter.
1680 (mark_flags_life_zones): Adjust calls to note_stores.
1681 * reload1.c (mark_not_eliminable): Take additional parameter.
1682 (forget_old_reloads_1): Likewise.
1683 (reload_cse_invalidate_rtx): Likewise.
1684 (reload_cse_check_clobber): Likewise.
1685 (reload_combine_note_store): Likewise.
1686 (move2add_note_store): Likewise.
1687 (reload): Adjust calls to note_stores.
1688 (reload_as_needed): Likewise.
1689 (emit_reload_insns): Likewise.
1690 (reload_cse_regs_1): Likewise.
1691 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1692 (reload_combine): Adjust calls to note_stores.
1693 * resource.c (update_live_status): Take additional paramter.
1694 (mark_target_live_regs): Adjust calls to note_stores.
1695 * stupid.c (find_clobbered_regs): Take additional parameter.
1696 (stupid_life_analysis): Adjust calls to note_stores.
1698 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1700 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1703 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1706 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1707 of the variable arm_structure_size_boundary.
1709 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1711 * alias.c (init_alias_analysis): Allocate reg_known_value and
1712 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1714 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1715 * cse.c (cse_main): Call end_alias_analysis.
1716 * haifa-sched.c (schedule_insns): Likewise.
1717 * local-alloc. (update_equiv_regs): Likewise.
1718 * reload1.c (reload_cse_regs): Likewise.
1720 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1722 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1723 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1724 mapping from MASK_FPU.
1726 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1728 * sparc.md (call): Don't bound structure return size to 0xfff.
1730 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1732 * resource.c (mark_target_live_regs): Check that the target
1733 insn wasn't created after compute_bb_for_insn.
1735 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1737 * ggc-page.c (poison_pages): Don't be overzealous.
1739 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1741 * alias.c: Update comments for ADDRESS.
1742 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1743 it is a local memory reference.
1745 * c-typeck.c (build_function_call): Check that the built-in
1746 function is of class BUILT_IN_NORMAL before trying to recongize
1748 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1749 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1751 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1753 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1755 (pre_gcse): Likewise.
1756 (hoist_expr_reaches_here_p): Likewise.
1757 (hoist_code): Likewise.
1758 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1760 (pre_expr_reaches_here_p_work): ... here.
1761 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1763 (expr_reaches_here_p_work): ... here.
1765 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1767 * resource.c (find_basic_block): Delete.
1768 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1769 (init_resource_info): Call compute_bb_for_insn.
1771 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1773 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1774 with already adjacent blocks, but no fallthru.
1775 (merge_blocks_move_successor_nojumps): Simplify.
1776 (debug_flow_info): New.
1778 * toplev.c (rest_of_compilation): Open jump1 dump file before
1779 jump and close after, as opposed to just using dump_rtl.
1781 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1783 * reload.h (earlyclobber_operand_p): Declare.
1784 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1785 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1786 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1787 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1789 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1790 Richard Henderson <rth@cygnus.com>
1792 * emit-rtl.c (emit_block_insn_before): New.
1793 (emit_block_insn_after): New.
1794 * basic-block.h: Declare them.
1796 * bitmap.h: Protect from multiple inclusion.
1798 * recog.c (scratch_operand): Handle VOIDmode correctly.
1800 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1802 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1803 * function.c (assign_parms): Likewise.
1804 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1806 * reg-stack.c (max_uid): Remove.
1807 (blocks, block_begin, block_end, block_drops_in): Remove.
1808 (block_stack_in, block_out_reg_set, block_number): Remove.
1809 (struct block_info_def, BLOCK_INFO): New.
1810 (enum emit_where): New.
1811 (current_block): New.
1812 (BLOCK_NUM): Remove.
1813 (mark_regs_pat, record_label_references): Remove.
1814 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1816 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1817 (reg_to_stack): Simplified test for existance of fp code. Use
1818 flow.c code. Call shorten_branches after cross-jump opt.
1819 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1820 Return false if the asm doesn't use stack regs. Don't do life
1821 analysis on the asm.
1822 (emit_pop_insn): Replace function pointer arg `when' with
1823 enum `where'. Update all callers.
1824 (change_stack): Likewise. Update basic block end.
1825 (emit_swap_insn): Use current_block->head to limit reverse search
1826 for start of block. Use emit_block_insn_after.
1827 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1828 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1829 structure assignment instead of bcopy.
1831 (convert_regs_entry, convert_regs_exit): New.
1832 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1833 Work on basic blocks and the CFG.
1834 (convert_regs): Use them.
1836 * i386.c (output_fix_trunc): Remove code for DImode input operand
1837 not at top-of-stack.
1838 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1840 (fix_truncdi_1): Allow any mode scratch.
1842 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1844 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1845 * linux.h, netbsd.h, vms.h: Not here.
1847 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1849 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1850 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1851 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1852 CONDITIONAL_REGISTER_USEAGE): Use them.
1853 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1854 gen_conditional_branch,override_options) : Use them.
1855 * config/mips/mips.md : Use them.
1857 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1859 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1861 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1863 * integrate.c (function_cannot_inline_p): Don't allow inlining
1866 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1868 * c-parse.in (cast_expr): Constify.
1870 * cccp.c (special_symbol): Likewise.
1872 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1874 * dwarf2out.c (base_type_die): Likewise.
1876 * global.c (allocno_compare): Likewise.
1878 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1880 * regclass.c (fix_register): Likewise.
1882 * rtl.h (fix_register): Likewise.
1884 * stupid.c (stupid_reg_compare): Likewise.
1886 * toplev.c (decode_f_option): Likewise.
1888 * tree.c (build_complex_type): Likewise.
1890 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1892 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1894 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1896 * reload.c (find_reloads): Compute mode and nregs fields of all
1898 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1899 (calculate_needs): Use precomputed mode/nregs values.
1900 (allocate_reload_reg): Likewise.
1902 (failed_reload, set_reload_reg): ... new functions.
1903 (choose_reload_regs_init): New function, mostly broken out from...
1904 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1905 Also lose one #if 0 block.
1907 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1909 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1912 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1914 * tree.h (BLOCK_TYPE_TAGS): Remove.
1915 (BLOCK_END_NOTE): Likewise.
1916 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1917 (BLOCK_LIVE_RANGE_START): Likewise.
1918 (BLOCK_LIVE_RANGE_END): Likewise.
1919 (tree_block): Remove live_range_flag, live_range_var_flag, and
1920 type_tags. Remove end_note, live_range_start, and live_range_end.
1921 (remember_end_note): Remove prototype.
1922 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1923 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1925 * ggc-common.c (ggc_mark_tree_children): Don't mark
1926 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1927 * integrate.c (adjust_copied_decl_tree): Remove.
1928 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1929 * stmt.c (last_block_end_note): Remove.
1930 (init_stmt): Don't add a GC root for it.
1931 (expand_fixup): Don't set it.
1932 (remember_end_note): Remove.
1933 (expand_end_bindings): Don't set last_block_end_note.
1935 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1937 * reload1.c (reload_reg_free_for_value_p): Show
1938 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1941 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1943 * expmed.c (extract_bit_field): Allow for the case of non-integer
1944 objects that are smaller than a word (like SFmode on a 64-bit
1947 * loop.c (basic_induction_var): A non-integer variable which is
1948 being set by a paradoxical subreg is probably not a biv.
1950 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1952 * prefix.c (translate_name) Check for empty prefix string.
1954 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1956 * Makefile.in (CPP_CROSS_NAME): New variable.
1957 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1959 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1960 names of the files to be uninstalled.
1962 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1964 * collect2.c (IS_DIR_SEPARATOR): Define.
1965 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1967 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1970 * haifa-sched.c (add_dependence): Update the true dependency
1971 cache the first time we add a true dependence to the LOG_LINKS chain.
1973 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1975 * fold-const.c (fold): Fix comment.
1977 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1979 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1980 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1981 dbxout_start_new_source_file, dbxout_source_file,
1982 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1983 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1985 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1986 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1987 (dbxout_block): Initialize variable `blocknum'.
1989 * dbxout.h (dbxout_init, dbxout_finish,
1990 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1991 dbxout_args, dbxout_source_line): Constify a char*.
1993 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1994 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1995 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1996 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1997 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1998 src_info_attribute, mac_info_attribute, producer_attribute,
1999 lookup_filename, generate_macinfo_entry, fundamental_type_code,
2000 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
2001 dwarfout_undef): Constify a char*.
2002 (add_incomplete_type, retry_incomplete_types): Add prototypes.
2004 * dwarfout.h (dwarfout_define, dwarfout_undef,
2005 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
2007 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
2009 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
2010 (MULTILIB_ISA_DEFAULT): New.
2011 (MULTILIB_DEFAULTS): Use it.
2012 * config/mips/mips.c (): Remove the now unnecessary definition
2013 of MIPS_ISA_DEFAULT.
2014 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
2015 unnecessary definition.
2017 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
2019 * arm.md (pic_load_addr): Add constraints to operand 1.
2021 1999-10-25 Bruce Korb <autogen@linuxbox.com>
2023 * fixinc/genfixes: Provide a means for specifying -D options to
2026 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
2028 * arm.c (arm_override_options): Correct initialization of
2029 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
2030 arm_is_strong, and arm_is_6_or_7.
2032 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
2033 (note_set_pseudo_multiple_uses): New function.
2034 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
2035 if a pseudo set in the loop exit is used elsewhere.
2037 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
2039 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
2041 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
2043 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
2044 a single load-address pattern.
2046 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
2048 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
2049 depending on whether or not line-number notes are present.
2051 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2053 * cccp.c (progname, file_buf, default_include, include_file,
2054 macrodef, definition, hashval, wchar_type, user_label_prefix,
2055 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
2056 expand_to_temp_buffer, is_system_include, base_name,
2057 absolute_filename, read_name_map, open_include_file,
2058 record_control_macro, check_precompiled, check_preconditions,
2059 pcfinclude, pass_thru_directive, create_definition,
2060 check_macro_name, comp_def_part, collect_expansion,
2061 check_assertion, read_token_list, assertion_install,
2062 assertion_lookup, eval_if_expression, conditional_skip,
2063 validate_else, skip_quoted_string, quote_string, macarg1,
2064 error_from_errno, install, lookup, hashf, dump_defn_1,
2065 perror_with_name, pfatal_with_name, main, trigraph_pcp,
2066 check_white_space, rescan, handle_directive, monthnames,
2067 special_symbol, do_include, remap_include_file, write_output,
2068 arglist, do_assert, do_unassert, do_line, do_error, do_once,
2069 do_ident, do_sccs, do_xifdef, skip_if_group,
2070 output_line_directive, macroexpand, macarg, change_newlines,
2071 initialize_builtins, make_definition): Constify a char*.
2073 * pcp.h (stringdef): Likewise.
2075 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
2077 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
2080 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
2081 Richard Henderson <rth@cygnus.com>
2083 * alias.c: Include ggc.h.
2084 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
2085 (record_set): Verify enough room in reg_base_value.
2086 (init_alias_analysis): Allocate reg_base_value with xcalloc.
2087 Register it as a GC root.
2088 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
2089 * Makefile.in (alias.o): Depend on ggc.h.
2091 * unroll.c (unroll_loop): Verify the insn before a barrier
2092 is a JUMP_INSN before checking JUMP_LABEL.
2094 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2096 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
2097 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
2098 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
2099 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
2100 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
2101 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
2103 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2105 * output.h (ctors_section, dtors_section, bss_section): Prototype.
2107 * alpha/alpha-interix.h (text_section): Delete prototype.
2108 * alpha/elf.h (text_section): Likewise.
2109 * arm/linux-elf.h (text_section): Likewise.
2110 * arm/linux-telf.h (text_section): Likewise.
2111 * c4x/c4x.h (text_section): Likewise.
2112 * dsp16xx/dsp16xx.h (bss_section): Likewise.
2113 * elfos.h (text_section): Likewise.
2114 * i386/aix386ng.h (text_section): Likewise.
2115 * i386/i386-interix.h (text_section): Likewise.
2116 * i386/sco5.h (text_section): Likewise.
2117 * i386/svr3gas.h (text_section): Likewise.
2118 * nextstep.h (text_section): Likewise.
2119 * psos.h (text_section): Likewise.
2120 * ptx4.h (text_section): Likewise.
2121 * svr3.h (text_section): Likewise.
2122 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
2124 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2126 * final.c (peephole): Delete prototype.
2128 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
2129 (pre_insert_copies): Remove unused variable `bb'.
2131 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
2134 * output.h (peephole): Add prototype.
2136 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
2138 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
2141 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
2143 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
2144 for inlined declarations.
2146 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
2148 * arm.c (logical_binary_operator): New fucntion.
2149 * arm.h (logical_binary_operator): Declare it.
2150 (PREDICATE_CODES): Handle logical_binary_operator.
2151 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
2152 output constraints. Add appropriate splitters.
2153 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
2154 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
2155 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
2157 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2159 * genoutput.c (struct operand_data): New elt eliminable.
2160 (output_operand_data): Write it.
2161 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
2162 (compare_operands): Take it into account.
2163 * recog.h (struct insn_operand_data): New elt eliminable.
2164 * reload1.c (check_eliminable_occurrences, elimination_effects): New
2166 (old_asm_operands_vec, new_asm_operands_vec): Delete.
2167 (eliminate_regs): Move code that detects changes to elimination
2168 target regs into new function elimination_effects.
2169 Delete one #if 0 block.
2170 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
2171 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
2172 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
2173 Only call eliminate_regs for real operands of the insn, not for parts
2174 of its structure or parts matched by things like match_operator.
2175 Use elimination_effects and check_eliminable_occurrences. Use
2176 copy_insn to duplicate the pattern when not in the final pass.
2178 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
2180 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
2183 1999-10-22 Bruce Korb <autogen@linuxbox.com>
2185 * fixinc/README: document the "mach" machine matching test
2186 * fixinc/fixfixes.c: Implement the #else/#endif label fix
2187 * fixinc/fixtests.c: Implement the #else/#endif label test
2188 * fixinc/inclhack.def: utilize these tests and fixes
2189 * fixinc/inclhack.sh: regen
2190 * fixinc/fixincl.x: regen
2191 * fixinc/fixincl.sh: regen
2193 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
2195 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
2198 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
2200 * gcc.1: Document exit codes.
2202 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2204 * calls.c: Include tm_p.h later, so everything we need is defined.
2206 * function.c: Likewise.
2208 * except.c: Include tm_p.h.
2210 * sparc.c: Likewise.
2211 (dwarf2out_cfi_label): Don't prototype.
2212 (check_return_regs, epilogue_renumber,
2213 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
2214 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
2215 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
2216 ultra_schedule_insn): Add static prototype.
2217 (data_segment_operand, text_segment_operand): Call itself with the
2218 proper number of arguments.
2219 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
2221 * sparc.h: Move all declarations to sparc-protos.h.
2222 (SELECT_RTX_SECTION): Pass a missing MODE argument to
2225 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
2227 * config/svr4.h (text_section, ctors_section, dtors_section): Add
2229 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
2230 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
2231 ASM_OUTPUT_ASCII): Constify a char*.
2233 * sparc-protos.h: New file for sparc prototypes.
2235 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2237 * function.c (record_insns, contains): Always declare and define.
2238 (record_insns): Mark with ATTRIBUTE_UNUSED.
2240 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2242 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
2243 to .section when outputting a .bss section to deal with multiple
2244 .bss input sections (as happens with -fdata-sections)
2245 Also output %progbits, not @progbits so the assembler doesn't treat as
2247 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
2249 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
2250 thumb parts even when building with non-thumb CPUs, by forcing
2253 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
2255 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
2256 (movdf_const_intreg_sp64): Similarly.
2258 * local-alloc.c (update_equiv_regs): Check the correct insn
2259 for pre-existing REG_EQUIV notes.
2261 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
2263 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
2264 block reached by a branch if we're not going to actually process
2267 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
2269 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
2270 a local extern function declaration.
2272 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
2274 * i386.c (ix86_expand_prologue): Properly wrap USE around
2275 reg for CALL_INSN_FUNCTION_USAGE.
2277 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
2279 * config/mips/mips.md (movdf_internal1a): Allow floating-point
2280 move between GP_REGs.
2282 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
2284 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
2285 the mode size when finding out if an offset is legal.
2287 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
2289 * basic-block.h (PROP_*): Move constants from ...
2291 (compute_bb_for_insn): Free the array before reallocating.
2292 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
2293 (allocate_reg_life_data): Reset all reg variables collected by
2295 (get_block_head_tail): Don't convert from bb to block.
2296 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
2297 (find_insn_reg_weight): Take block not bb.
2298 (schedule_block): Don't set block num for moved insns.
2299 (schedule_region): Don't update_life_info or find_insn_reg_weight.
2300 (schedule_insns): Do it here instead.
2301 * combine.c (combine_instructions): Invoke compute_bb_for_insn
2302 before update_life_info.
2303 * recog.c (split_all_insns, peephole2_optimize): Update for
2304 new arg to update_life_info.
2305 * rtlanal.c (remove_note): Cope with NULL note.
2306 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
2309 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
2311 * jump.c (jump_optimize_1): More accurately detect casesi insns.
2313 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
2314 block records so that merge_blocks_nomove will clean up correctly.
2315 (split_edge): Handle casesi insns.
2317 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
2319 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
2321 * pa.md (call, call_value): Do not emit a blockage after restoring
2324 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
2326 * c-typeck.c (c_expand_asm_operands): Fix typo.
2328 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2330 * arm.c (fpu_rhs_operand): Verify modes.
2331 (fpu_add_operand): Likewise.
2332 (di_operand): Likewise.
2333 (soft_df_operand): Likewise.
2335 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
2337 * arm.c (arm_return_in_memory): APCS rules state that the elements
2338 of a structure returned in a register must be 'integer-like'.
2340 1999-10-19 Bruce Korb <autogen@linuxbox.com>
2342 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
2343 in the source tree when the generated targets are out of date
2344 * fixinc/genfixes: Alter it to run individual fixes for make.
2345 * fixinc/README: rewrite
2346 * fixinc/inclhack.def: moved initial comments to README
2348 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
2350 * toplev.c (main): Do not generate an error message if an
2351 unrecognised command line switch is recognisable by another
2352 language. If extra_warnings are enabled, then generate a
2353 warning message instead.
2355 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
2357 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
2358 (insert_pack_attributes): Delete prototype.
2360 * c-pragma.c (default_alignment): New static variable.
2361 (push_alignment): Initialize to current effective alignment.
2362 (pop_alignment): Use to set new alignment.
2363 (insert_pack_attributes): Delete function.
2364 (handle_pragma_token): Set default_alignment as well each time
2365 a #pragma pack(<n>) is encountered.
2367 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
2369 * reg-stack.c (stack_result): Aggregates are not returned in
2372 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2374 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
2376 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
2378 * basic-block.h (set_block_num): Declare.
2379 * flow.c (update_life_info): Don't call compute_bb_for_insn
2380 or free_basic_block_vars.
2381 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
2382 (insn_orig_block): Remove.
2383 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
2384 (schedule_block): Keep BLOCK_NUM up-to-date.
2385 (schedule_insns): Use compute_bb_for_insn.
2386 * recog.c (split_all_insns): Likewise.
2387 (peephole2_optimize): Likewise.
2389 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
2391 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
2392 if the pic register is used.
2394 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2396 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
2397 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
2398 if that tests TREE_PERMANENT.
2400 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
2402 * cse.c (invalidate_for_call): Do not remove memory references from
2403 the table here. It's handled elsewhere.
2405 * haifa-sched.c (add_dependence): Protect references to the
2406 true dependency cache with #ifdef INSN_SCHEDULING.
2407 (remove_dependence): Similarly.
2409 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
2410 to the cfg code that this is a return instruction.
2411 * mn10300.md (return_internal): Similarly.
2413 * combine.c (get_last_value): If the last set of a register
2414 is after subst_low_cuid, then we can not use it to determine
2415 the register's last value.
2417 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2419 * Makefile.in: Back out previous change.
2421 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
2423 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
2425 * haifa-sched.c (add_dependence): Only check/update the cache
2427 (remove_dependence): Likewise.
2428 (schedule_insns): Only create the true_dependency_cache if the
2429 average number of instructions in a basic block is very large.
2431 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2433 * Makefile.in (ggc-common.o): Depend on genrtl.h.
2434 (ggc-simple.o): Likewise.
2435 (ggc-page.o): Likewise.
2437 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
2439 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
2440 Prototype for exported functions.
2441 (pre_lcm, pre_rev_lcm): Remove prototypes.
2442 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
2443 (compute_available): Move to lcm.c, and change parameter order.
2444 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
2445 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
2446 (gcse_main): No longer call compute_preds_succs. Rebuild the
2447 set table after reach pre pass.
2448 (pre_insert_map, pre_delete_map, edge_list): New.
2449 (alloc_pre_mem): Allocate edge vectors.
2450 (free_pre_mem): Delete edge vectors.
2451 (compute_pre_data): Call new edge based lcm routines.
2452 (process_insert_insn): New function.
2453 (insert_insn_end_bb): Use it.
2454 (pre_edge_insert): New function.
2455 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
2457 (pre_insert_copies): Revamp using new edge based lcm outputs.
2458 (pre_delete): Likewise.
2459 (one_pre_gcse_pass): Insert & remove fake edges to the exit
2461 (compute_code_hoist_vbeinout): New new edge based routines.
2462 * lcm.c: Remove all the old LCM functions. Replace with new ones
2463 that work with the new cfg datastructures and work with edges
2466 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2468 * reload.h (struct reload): Add new fields "mode" and "nregs".
2469 * reload1.c: Change all occurrences of reload_mode and reload_nregs
2470 to reference the "mode" and "nregs" field within struct reload.
2472 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
2474 * haifa-sched.c (true_dependency_cache): New.
2475 (add_dependence): Use the true dependency cache to avoid expensive
2476 walks down the LOG_LINKS dependency list. Add entries to the
2478 (remove_dependence): Remove entries from the true dependency cache
2480 (schedule_insns): Allocate and initialize and free the true
2483 * haifa-sched.c (schedule_insns): Do not remove inter-block
2484 dependencies anymore.
2486 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2488 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
2489 * i386/t-winnt: Likewise.
2491 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
2493 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
2495 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
2497 * Makefile.in (LANGUAGES): Omit "proto".
2498 (clean): Remove stale comment about removing unprotoize.c.
2500 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2502 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
2503 using arithmetic on void pointers.
2505 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
2507 * haifa-sched.c (compute_block_forward_dependencies): Only check
2508 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
2510 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
2512 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
2513 (expr_equiv_p): Reject memories with different alias sets.
2515 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
2517 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
2518 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
2519 (f_options): Add "bounded-pointers" and "bounds-check" entries.
2520 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
2521 (lang_init): Set default for flag_bounds_check if still "unspecified".
2523 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2525 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
2527 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2529 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
2532 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2534 * config/c4x/c4x.md (*db_noclobber,
2535 *decrement_and_branch_until_zero_noclobber): New patterns and
2536 associated splitters.
2538 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2540 * config/c4x/c4x.md (parallel instruction patterns): Rework
2541 constraints to keep reload happy.
2543 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2545 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
2546 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
2547 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
2548 Add new patterns and associated post-reload splitters.
2550 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2552 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
2554 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2556 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
2558 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
2560 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2562 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
2565 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
2567 * pa.c (move_operand): Rely on memory_address_p to determine the
2568 validity of non-indexed memory addresses.
2569 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
2570 operand in DFmode and SFmode when generating PA2.0 code.
2572 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
2574 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
2576 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
2578 * mips.c (function_prologue): Fix argument types.
2579 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
2580 (casesi_internal): Write to the scratch register.
2582 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
2584 * cppexp.c (cpp_parse_escape): Make static. Change second arg
2586 (parse_charconst): Delete unnecessary cast when calling
2588 (cpplib.h): Kill prototype of cpp_parse_escape.
2590 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
2592 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
2593 * unroll.c (unroll_loop): Cast return value of alloca.
2594 * i370/i370.c: Include function.h and toplev.h.
2595 (i370_label_scan): Remove c++ commented abort.
2596 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
2597 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
2598 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
2599 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
2601 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
2603 * config/t-freebsd: Do not override USER_H.
2604 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
2606 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
2607 Mumit Khan <khan@xraylith.wisc.edu>
2609 * c-parse.in (component_decl): Support anonymous struct/union.
2611 * c-parse.y: Regenerate.
2612 * c-parse.c: Likewise.
2613 * objc/objc-parse.y: Likewise.
2614 * objc/objc-parse.c: Likewise.
2615 * c-decl.c (finish_struct): Don't sort the fields.
2616 (field_decl_cmp): Delete unused function.
2618 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
2620 * sparc.md (movsf_const_intreg): Revert last constraint change.
2621 (movdf_const_intreg_sp32): Likewise.
2623 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
2625 * cse.c: Include hashtab.h instead of splay-tree.h
2626 (struct cse_reg_info): No longer use variant union. Add new
2627 field "regno". All references changed to avoid union.
2628 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
2629 (free_cse_reg_info): Remove.
2630 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
2631 (get_cse_reg_info): Revamp to use expandable hash tables instead
2632 of splay trees. Initialize new fields in cse_reg_info structure.
2633 (new_basic_block): Similarly.
2635 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
2637 * genrecog.c (message_with_line): Prototype.
2638 (validate_pattern): Pass along the set for the dest, not a flag.
2639 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
2640 Check for PC/CC0 as sources.
2641 (nodes_identical): Check for children position match before
2642 allowing the combination.
2644 * rtl.c (read_rtx): Track line number across \\\n.
2646 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
2648 * mips.h (SPECIAL_MODE_PREDICATES): New.
2649 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
2650 (movdi+1, movsi+1): Add output reload constraint.
2651 (casesi_internal): Likewise. Fix commentary.
2652 (return_internal): Use pmode_register_operand.
2654 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
2656 * 1750a.md (movstrqi): Add missing output reload constraint.
2657 (call_value): Likewise.
2658 * a29k.md (cpxxx patterns): Add missing match_operator mode.
2659 (jmpfdec): Add missing inout reload constraint.
2660 * elxsi.md (addsi patterns): Add missing output reload constraint.
2661 (move from sp): Use @ alternates.
2662 (call_value): No constraint on output.
2663 * fr30.md (movsi_pop): Add missing output reload constraint.
2664 (movsf_constant_store): Likewise.
2665 (splits): Remove constraints.
2666 (subsi3): Add missing mode.
2667 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2668 (call_value): Likewise.
2669 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2670 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2671 * m32r.md (movsicc_internal): Add output reload constraint.
2672 (movstrsi_internal): Add inout reload constraints.
2673 * m88k.h (reg_names): Don't declare.
2674 (SPECIAL_MODE_PREDICATES): New.
2675 * m88k.md (*): Use register_operand not reg_or_0_operand
2677 * mn10200.h (PREDICATE_CODES): New.
2678 * ns32k.md (ffs pattern): Add output reload constraint.
2679 * pdp11.md (sob pattern): Add inout reload constraint.
2680 * sh.md (splits): Remove constraints.
2681 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2682 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2683 * vax.md (jgequ pattern): Add inout reload constraint.
2685 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2687 * configure.in (djgpp): Revert previous patch.
2688 * configure: Rebuit.
2689 * config/i386/djgpp.h: Revert previous patch.
2691 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2693 * fixinc/inclhack.def: Restore patch lost during last merge of
2694 "no_bogosity" branch.
2695 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2697 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2699 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2700 * fixinc/inclhack.def: Same.
2701 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2703 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2705 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2706 as the base of a PLUS.
2708 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2710 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2711 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2713 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2715 * pa.md (post_stw+1): Use pmode_register_operand.
2716 (dcacheflush, icacheflush): Likewise.
2718 * i386.md (movstricthi_1): Allow r/r.
2720 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2722 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2723 to (not (and (arg0) (arg1))). Similary for and.
2725 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2726 falltrought to assocate code.
2727 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2730 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2731 no bits in common; remove XOR to ROTATE conversion.
2733 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2735 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2737 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2739 * config/c4x/c4x.c (dst_operand): New.
2740 (PREDICATE_CODES): Update.
2741 * config/c4x/c4x.h (dst_operand): Declare it.
2742 * config/c4x/c4x.md: Define mode for each unspec usage.
2743 (move patterns): Use dst_operand predicate instead of src_operand.
2744 (movqi_update, movqf_update): Delete.
2746 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2748 * recog.c (pmode_register_operand): New.
2749 * recog.h: Declare it.
2750 * genrecog.c (pred_codes): Likewise.
2751 (special_mode_pred_table): Likewise.
2752 (validate_pattern): Don't warn no mode for address_operand.
2754 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2755 if the operand is not insn-like.
2757 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2758 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2760 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2762 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2764 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2765 instead of general_operand in a SET_DEST. Use const_double_operand
2766 instead of an explicit test against CONST_DOUBLE.
2767 (movsf_const_lo): Add missing register mode.
2768 (goto_handler_and_restore): Add auxiliary test for Pmode.
2769 (flush): Adjust to use address_operand.
2770 (return_sf_no_fpu): Add missing output constraint.
2772 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2774 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2775 for call return value.
2776 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2778 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2780 * toplev.c (main): Only warn about options for other languages.
2781 * collect2.c (main): Pass -w to sub-gcc.
2783 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2785 * flow.c (propagate_block): Add call-clobbered registers to
2788 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2789 zapping mem_set_list.
2790 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2791 (mark_set_1, mark_used_regs): Likewise.
2793 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2795 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2797 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2799 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2800 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2801 options. Also add a new item "C-only Warning Options" to the
2804 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2806 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2807 from multiple calls.
2809 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2811 * i386.md (call value patterns): Move to the end of the file.
2812 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2814 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2816 * configure.in (djgpp configuration): Define extra_objects..
2817 * configure: Rebuilt.
2818 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2819 (DTORS_SECTION_ASM_OP): Define.
2820 (INIT_SECTION_ASM_OP): Define.
2821 (FINI_SECTION_ASM_OP): Define.
2822 (DATA_SECTION_ASM_OP): Define.
2823 (TEXT_SECTION_ASM_OP): Define.
2824 (EH_FRAME_SECTION_ASM_OP): Define.
2825 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2826 (STARTFILE_SPEC): Add crtbegin.o.
2827 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2828 to here from LINK_COMMAND_SPEC.
2829 (DO_GLOBAL_CTORS_BODY): Define.
2830 (CRTSTUFF_USE_FINI_SECTION): Define
2831 (HAS_INIT_SECTION): Delete.
2833 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2835 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2837 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2839 * pa.h (PREDICATE_CODES): New.
2841 * genrecog.c (validate_pattern): Condense the destination
2844 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2846 * alpha.md (call-1): Supply missing mode for operator.
2847 (*): Add missing output reload constraints. Remove constraints
2850 * i386.h (SPECIAL_MODE_PREDICATES): New.
2851 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2852 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2853 (addsi_lea_3): Add missing mode for op 3.
2854 (prologue_set_got, prologue_get_pc): Add missing modes.
2855 (*) Add missing output reload constraints.
2857 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2859 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2860 check for member bit-size overflow and use var_size if it occurs.
2861 (layout_record): Use bitsize_int() to define the type size in bits.
2862 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2863 (layout_decl): Likewise when assigning to DECL_SIZE.
2865 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2867 * genrecog.c (validate_pattern): Typo last change. Verify
2868 that output operands have output reloads.
2870 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2872 * genrecog.c (special_mode_pred_table): New.
2873 (NUM_SPECIAL_MODE_PREDS): New.
2874 (find_operand): New.
2875 (validate_pattern): New argument `insn'. Warn for assignment to
2876 any predicate accepting non-lvalues. Conditionaly warn for
2877 match_operand without a mode. Try much harder to match source
2878 and destination modes on a set.
2879 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2881 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2883 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2885 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2887 * combine.c (simplify_logical): Recognize xor pattern that encodes
2890 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2892 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2895 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2897 * ggc-page.c (MAP_FAILED): Provide default.
2899 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2901 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2902 * sparc.h (PREDICATE_CODES): Update.
2904 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2906 * alpha.c (some_ni_operand): New.
2907 * alpha-protos.h: Declare it.
2908 * alpha.h (PREDICATE_CODES): Update.
2909 * alpha.md (sXaddq reload insns): Use some_ni_operand
2910 for SET_DEST instead of some_operand.
2912 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2913 Jim Wilson <wilson@cygnus.com>
2915 * genrecog.c (maybe_both_true_2): Don't compare modes of
2917 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2918 after find_afterward.
2919 (debug_decision_1): Dump next and afterward codes.
2921 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2923 * rtl.c (dump_and_abort): Remove.
2924 (fatal_with_file_and_line): New.
2925 (fatal_expected_char): New.
2926 (read_rtx_lineno, read_rtx_filename): New.
2927 (read_skip_spaces): Track line number.
2928 (read_name): Use fatal_with_file_and_line.
2929 (read_rtx): Use fatal_expected_char. Track line number.
2930 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2932 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2933 if it isn't a CODE_LABEL.
2935 * genattr.c (main): Set read_rtx_filename.
2936 * genattrtab.c (main): Likewise.
2937 * gencodes.c (main): Likewise.
2938 * genconfig.c (main): Likewise.
2939 * genemit.c (main): Likewise.
2940 * genextract.c (main): Likewise.
2941 * genflags.c (main): Likewise.
2942 * genopinit.c (main): Likewise.
2943 * genoutput.c (main): Likewise.
2944 * genpeep.c (main): Likewise.
2946 * genrecog.c (decision_test.u.insn): Add `lineno'.
2947 (pattern_lineno, error_count): New variables.
2948 (message_with_line): New.
2949 (add_to_sequence): Break out checking code to ...
2950 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2951 (merge_insn): Use message_with_line.
2952 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2953 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2955 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2957 * expr.c (store_constructor): Clear union if constructor is empty.
2959 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2961 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2962 Add !endian checks. Change %{...} to %(...).
2964 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2966 * i386.md (*addsi3_cc): Renamed from addcsi3.
2967 (*addsi3_carry): Renamed from addxsi3.
2968 (*subsi3_cc): Renamed from subcsi3.
2969 (*subsi3_carry): Renamed from subxsi3.
2970 (*xorqi_cc_1): Renamed from xorcqi_1.
2971 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2972 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2974 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2976 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2977 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2979 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2981 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2982 climb up the chain of insns.
2984 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2986 * genrecog.c (write_subroutine): Careful for null trees.
2987 (process_tree): Don't elide empty functions.
2989 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2991 * Makefile.in (genrtl.o): Depend on ggc.h.
2992 * configure.in (valloc): Probe for it.
2993 (with-gc): Use ggc-page if valloc present.
2994 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2995 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2996 (ggc_alloc_string): Moved from ggc-page.c.
2997 * ggc-none.c (ggc_alloc_obj): New.
2998 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2999 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
3000 (struct globals): Likewise for dev_zero_fd.
3001 (init_ggc): Likewise for it's initialization.
3002 (ggc_allocated_p): Move careful dereference from ...
3003 (ggc_lookup_page_table): ... here. Delete.
3004 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
3005 (alloc_anon): Use valloc if no mmap.
3006 (release_pages): Use free if using valloc.
3007 (ggc_alloc_obj): Renamed from alloc_obj.
3008 (ggc_set_mark): Renamed from mark_obj.
3009 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
3010 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
3011 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
3012 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
3013 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
3014 (ggc_collect): Use fp printing instead of our own rounding.
3015 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
3016 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
3017 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
3018 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
3019 (struct ggc_string, struct ggc_any): Delete.
3020 (offsetof): Provide default definition.
3021 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
3023 (struct ggc_mem): New, from corpse of ggc_any.
3024 (struct ggc_status): Delete.
3025 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
3026 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
3027 (n_strings_collected, n_anys_collected): Delete.
3028 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
3029 (ggc_alloc_string, ggc_alloc): Delete.
3030 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
3031 (ggc_free_string, ggc_free_any): Delete.
3032 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
3033 (ggc_compare_addresses, ggc_mark_string): Delete.
3034 (ggc_mark_string_if_gcable, ggc_mark): Delete.
3035 (search_data): Delete.
3036 (struct globals): New.
3037 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
3038 (tree_insert, tree_lookup): New.
3039 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
3040 (clear_marks, sweep_objs): New.
3041 (ggc_collect): Gut. Use clear_marks, sweep_objs.
3042 (init_ggc): Set allocated_last_gc.
3043 (ggc_push_context): Gut. Use G.context.
3044 (ggc_pop_context): Likewise.
3045 (ggc_pop_context_1): New.
3046 (debug_ggc_tree): New.
3047 (debug_ggc_balance, tally_leaves): New.
3048 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
3049 (ggc_mark_string_if_gcable): Remove decl.
3050 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
3051 (ggc_mark_rtvec_children): New.
3052 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
3053 (ggc_mark_if_gcable): New decl.
3054 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
3055 (ggc_alloc_tree, ggc_alloc): Likewise.
3056 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
3057 (ggc_alloc_obj): New decl.
3058 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
3059 (ggc_alloc_tree, ggc_alloc): Likewise.
3060 (ggc_set_mark): New decl.
3061 * rtl.h (struct rtx_def): Remove gc_mark.
3062 (struct rtvec_def): Likewise.
3063 * tree.h (struct tree_common): Likewise.
3065 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
3067 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
3068 float_format and thread_file definitions.
3069 * configure: Rebuilt.
3071 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
3073 * extend.texi (Function Names): Document types of function names.
3075 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3077 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
3078 an earlyclobbered output conflict with RELOAD_INPUT reloads.
3080 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3082 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
3084 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3086 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
3088 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
3090 * collect2.c (main): Do prelimnary link on AIX if rflag.
3092 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3094 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
3095 __CTOR_LIST__ in opposite order, which is the correct order for sorted
3097 (__do_global_dtors): similarly for __DTOR_LIST__.
3099 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3100 Diego Novillo <dnovillo@cygnus.com>
3102 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
3105 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
3107 * fixincl/*: Merged "no_bogosity" branch
3108 * fixincl/fixlib.h: protect against doubly defining t_bool
3109 * fixincl/server.h: protect against doubly defining t_bool
3111 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
3113 * genoutput.c: Include toplev.h.
3115 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
3117 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
3119 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
3120 * configure: Regenerate.
3122 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
3124 * gcse.c (delete_null_pointer_checks): Returns void.
3126 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3128 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
3129 * emit-rtl.c (copy_insn_1): Likewise.
3131 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3133 * config/mips/mips.c (mips_build_va_list): Correct
3134 TREE_CHAIN setting when hard-float.
3135 (mips_va_start): Use corrected setting.
3136 (mips_va_arg): Likewise. Also pass a tree to build of
3137 POSTINCREMENT_EXPR rather than a naked 'int'.
3139 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
3141 * ggc.h (ggc_push_context): Fix comment.
3142 (ggc_pop_context): Likewise.
3143 (mark_string_if_gcable): Likewise.
3144 * ggc-common.c (ggc_mark_rtx_children): Use
3145 ggc_mark_string_if_gcable.
3146 * ggc-page.c (ggc_lookup_page_table): New function.
3147 (ggc_allocated_p): Likewise.
3148 (mark_obj): Fix formatting.
3149 (ggc_mark_string_if_gcable): New function.
3150 * ggc-simple.c (ggc_allocated_strings): New variable.
3151 (ggc_strings_used): Likewise.
3152 (ggc_compare_addresses): New function.
3153 (ggc_pop_context): Pop the `any' memory too.
3154 (ggc_mark_string_if_gcable): New function.
3155 (ggc_collect): Initialize and tear down ggc_allocated_strings.
3157 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
3159 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
3160 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
3161 * rs6000.c (expand_block_move): Match movstrsi_?reg register
3164 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
3166 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
3167 (sched_reg_live_length, sched_reg_basic_block): Delete.
3168 (current_block_num, bb_live_regs, old_live_regs): Delete.
3169 (dead_notes, struct sometimes): Delete.
3170 (sched_note_set, birthing_insn_p): Delete.
3171 (adjust_priority): Gut useless reg lifetime code.
3172 (create_reg_dead_note, attach_deaths): Delete.
3173 (attach_deaths_insn, new_sometimes_live): Delete.
3174 (finish_sometimes_live): Delete.
3175 (find_pre_sched_live, find_post_sched_live): Delete.
3176 (update_reg_usage): Delete.
3177 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
3178 (schedule_insns): Delete reg lifetime code.
3179 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
3180 (unlink_other_notes): Adjust REG_NOTE commentary.
3181 (reemit_notes): Use REG_SAVE_NOTE.
3182 (schedule_block): Likewise.
3183 (schedule_region): Allocate bitmap of blocks in region. Use
3184 count_or_remove_death_notes. Use update_life_info.
3186 * rtl.h (REG_SAVE_NOTE): New.
3187 * rtl.c (reg_note_name): Update.
3189 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
3191 * combine.c (refresh_blocks, need_refresh): New.
3192 (combine_instructions): Allocate refresh_blocks. Invoke
3193 update_life_info if needed.
3194 (distribute_notes): Mark refresh_blocks instead of installing
3196 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
3197 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
3199 * Makefile.in (recog.o): Depend on basic-block.h.
3201 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
3203 * genrecog.c (add_to_sequence): Thinko last change: delete
3204 shadowing allow_const_int variable.
3206 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3208 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
3209 __GNUC__ and __GNUC_MINOR__.
3211 * gansidecl.h: Likewise.
3217 * toplev.h: Likewise.
3223 * varray.c: Likewise.
3225 * varray.h: Likewise.
3227 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3229 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
3230 use one before a jump table.
3232 * rtl.def (ADDRESS): Change documentation to match reality.
3233 * md.texi: Don't document it.
3234 * gmicro.md (load address pattern): Use 'p' constraint, delete use
3237 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
3239 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
3241 * genrecog.c (add_to_sequence): Move allow_const_int test outside
3242 known predicate block; default allow_const_int true.
3243 (debug_decision_list): New.
3245 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
3247 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
3249 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
3251 * gcse.c (gcse_main): Avoid global optimizations if we have a
3252 large number of basic blocks and the ratio of edges to blocks
3254 (delete_null_pointer_checks): Likewise.
3256 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
3258 * c-common.c (check_format_info): Warn if format string isn't a
3261 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3263 * configure.in (arm*-*-*): Don't let autoconf remove brackets
3264 * configure: regenerate
3266 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
3268 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
3269 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
3270 (peepholes): Re-enable.
3272 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
3274 * Makefile.in (flow.o): Depend on TREE_H.
3275 * basic-block.h (REG_SET_EQUAL_P): New.
3278 (free_regset_vector): Remove declaration.
3279 (flow_delete_insn_chain): Declare.
3280 (enum update_life_extent): New.
3281 (update_life_info, count_or_remove_death_notes): Declare.
3282 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
3283 Verify register live at bb->global_live_at_start before adding USE.
3284 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
3285 (CLEAN_ALLOCA): New.
3287 (PROP_*): New flags.
3288 (find_basic_blocks_1): Use alloc_EXPR_LIST.
3289 (clear_edges): Zero n_edges.
3290 (make_edge): Increment n_edges.
3291 (split_edge): Don't allocate bb->local_set. Increment n_edges.
3292 (flow_delete_insn_chain): Export.
3293 (delete_block): Decrement n_edges.
3294 (merge_blocks_nomove): Likewise.
3295 (life_analysis): Give life_analysis_1 PROP flags.
3296 (verify_wide_reg_1, verify_wide_reg): New.
3297 (verify_local_live_at_start): New.
3298 (update_life_info): Rewrite to call into propogate_block.
3300 (mark_regs_live_at_end): After reload, if epilogue as rtl,
3301 always mark stack pointer. Conditionally mark PIC register.
3302 After reload, mark call-saved registers, return regsiters.
3303 (life_analysis_1): Accept PROP flags not remove_dead_code.
3304 Call mark_regs_live_at_end before zeroing regs_ever_live.
3305 Use calculate_global_regs_live. Copy global_live_at_end before
3306 calling final propagate_block. Zero reg_next_use on exit.
3307 (calculate_global_regs_live): New.
3308 (allocate_bb_life_data): Don't allocate bb->local_set.
3309 (init_regset_vector, free_regset_vector): Remove.
3310 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
3311 Test flags before every operation. Warn if prologue/epilogue insn
3312 would have been deleted.
3313 (mark_set_regs, mark_set_1): Accept and use FLAGS.
3314 Use alloc_EXPR_LIST.
3315 (mark_used_regs): Accept and use FLAGS, not FINAL.
3316 Remove special handling for RETURN.
3317 (try_pre_increment): Use alloc_EXPR_LIST.
3318 (dump_flow_info): Dump n_edges.
3319 (unlink_insn_chain, split_hard_reg_notes): Remove.
3320 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
3321 (find_insn_with_note, new_insn_dead_notes): Remove.
3322 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
3323 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
3324 (replace_insns): Remove.
3325 (count_or_remove_death_notes): New.
3326 (verify_flow_info): Abort on error after all checks.
3327 (remove_edge): Decrement n_edges.
3328 (remove_fake_edges): Tweek format.
3329 * haifa-sched.c (schedule_insns): Use split_all_insns.
3330 * output.h (update_life_info): Remove declaration.
3331 * recog.c (split_all_insns): From the corpse of split_block_insns,
3332 do the whole function block by block. Use update_life_info.
3333 (recog_last_allowed_insn): New.
3334 (recog_next_insn): Mind it.
3335 (peephole2_optimize): Set it. Walk backwards through blocks.
3336 Use update_life_info.
3337 * rtl.h (update_flow_info, replace_insns): Remove declarations.
3338 (split_all_insns): Declare.
3339 * toplev.c (rest_of_compilation): Thread prologue before flow2.
3340 Use split_all_insns.
3342 * i386.md (or -1 peep2s): Disable.
3344 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
3346 * config/mips/mips.md (movstrsi+[123]) : Combine these into
3347 a single pattern. Scrap the 'd' versions as unnecessary.
3349 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
3350 tablejump_mips162,tablejump_internal4): The operands to a
3351 label_ref must be VOIDmode.
3353 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3355 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
3357 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3359 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
3361 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3363 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
3364 cache every function if ggc_p.
3366 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3368 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
3369 instead of copy_rtx. Accept sequences that contain asm statements.
3370 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
3371 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
3372 orig_asm_operands_vector, copy_asm_operands_vector,
3373 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
3375 * rtl.h (copy_insn, copy_insn_1): Declare.
3377 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3379 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
3381 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
3382 arguments to `current_file_function_operand'.
3384 * genrecog.c: Include hard-reg-set.h and resource.h in the
3385 generated output file.
3387 * real.c: Include tm_p.h.
3389 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3391 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
3394 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
3396 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
3397 before the fctiwz insn.
3399 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3400 Mark Mitchell <mark@codesourcery.com>
3402 * tree.c (make_lang_type_fn): New funtion pointer.
3403 (make_lang_type): Call it.
3404 * tree.h (make_lang_type): Declare.
3405 (make_lang_type_fn): Likewise.
3406 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
3408 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
3410 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
3411 make sure that HIGH instructions are copied into BASE_REGS.
3413 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
3415 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
3417 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
3419 * c-decl.c (finish_struct): Use simpler method of
3420 removing elements of a singly-linked list.
3422 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
3424 * alpha.md (peephole2's): Comment out peephole2's that generate
3427 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
3429 * genrecog.c (add_to_sequence): Disable mode check for
3432 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3434 * ggc-simple.c (init_ggc): Set empty_string.
3436 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
3438 * configure.in: Detect mmap. Add --with-gc=foo to select
3439 garbage collector; default to page if mmap available.
3440 * Makefile.in (GGC): Substitute.
3442 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
3444 * c-decl.c (ggc_p): Enable.
3446 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3448 * flow.c (verify_flow_info): Make it extern & unconditionally define.
3450 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
3452 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
3453 string for little-endian-data.
3455 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
3457 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
3458 case somebody tries to compile --enable-checking code with gcc
3461 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
3463 * genrecog.c (add_to_sequence): Verify operand to label_ref is
3466 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
3468 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
3469 * jump.c (jump_optimize_1): Document why.
3471 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3473 * collect2.c (scan_prog_file, scan_libraries): Prototype function
3474 pointers and casts for `int_handler' and `quit_handler'.
3476 * flow.c (verify_flow_info, split_hard_reg_notes,
3477 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
3478 remove_edge, remove_fake_successors): Add static prototypes.
3479 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
3480 (mark_set_1): Initialize variable `regno'.
3481 (unlink_insn_chain): Likewise for variable `curr'.
3482 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
3484 * loop.c (strength_reduce): Initialize variable
3485 `unrolled_insn_copies'.
3486 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
3487 prototypes. Change these functions to take const PTR parameters
3488 to avoid prototype conflict when used as the comparson argument
3490 (check_dbra_loop): Initialize variable `comparison_val'.
3492 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
3493 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
3494 (find_valid_class): Initialize variable `best_class'.
3495 (find_reloads): Call memcpy, not bcopy.
3497 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
3498 (hard_reg_use_compare): Don't needlessly cast away const.
3499 (reload_reg_class_lower): Likewise.
3500 (choose_reload_regs): Initialize variable `regno'.
3502 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
3504 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
3506 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
3508 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
3509 ({,d}discard): Add forward declarations. Declare parameter as
3511 (main_without_main): Explicitly declare return type to be int.
3512 (memcpy): Properly declare.
3514 * libgcc2.c (toplevel): If inhibit_libc is defined and not
3515 building the trampoline support, declare malloc, free, and
3517 (__clear_cache): Mark arguments as potentially unused.
3519 * frame.c (toplevel): If inhibit_libc is defined, declare
3522 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
3524 * flow.c (make_edge): Accept an optional 2D bitmap in which
3525 to cache edge existence. Update all callers.
3526 (make_label_edge, make_eh_edge): Pass through the edge cache.
3527 (make_edges): Provide the cache.
3529 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3531 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
3533 (local_mbtowc): Change the type of variable `i' from int to size_t.
3535 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
3536 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
3538 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
3540 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
3541 after other includes that define the appropriate types. Include
3542 tm_p.h for getting user prototypes.
3543 * ggc-callbacks.c (toplevel): Ditto.
3544 * ggc-none.c (toplevel): Ditto.
3545 * gcc-page.c (toplevel): Ditto.
3546 * ggc-simple.c (toplevel): Ditto.
3548 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
3549 Jonathan Larmour <jlarmour@cygnus.co.uk>
3551 * config/mips/mips.c (mips_move_2words): Split doubles if
3552 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
3554 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
3556 * genrecog.c (struct decision_test): New.
3557 (struct decision): Remove test-related members, sort the rest by size.
3558 (IS_SPLIT): Simplify.
3559 (new_decision, new_decision_test): New.
3560 (add_to_sequence): Use them. No special handling for args of
3562 (maybe_both_true): Renamed from not_both_true; return sense changed.
3563 (maybe_both_true_1, maybe_both_true_2): New. Broken out
3564 of maybe_both_true and adjusted for decision_test.
3565 (position_merit): Remove.
3566 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
3567 (merge_accept_insn): New, broken out of merge_trees.
3568 (merge_trees): Use them. No special case for c_test; no node
3569 splitting; use test type instead of position_merit.
3570 (factor_tests): New.
3571 (simplify_tests): New.
3572 (break_out_subroutines): Don't write code now.
3573 (find_afterward): New.
3574 (write_afterward, write_switch, write_cond): New.
3575 (write_action, is_unconditional): New.
3576 (write_node): New. Use them.
3577 (write_tree_1): Rewrite. Use the new functions above.
3578 (write_tree): Remove afterward processing.
3579 (write_subroutine): Simplify function variant emission.
3580 (write_subroutines): New.
3581 (same_codes, clear_codes): Remove.
3582 (same_modes, clear_modes): Remove.
3583 (write_header): New, broken out of main.
3584 (make_insn_sequence): Use new_decision and new_decision_test.
3585 (process_tree): New, broken out of main.
3586 (main): Adjust for merge_trees interface change.
3587 Don't #define operands in the output file.
3588 (record_insn_name): New, broken out of make_insn_sequence.
3589 (debug_decision_2, debug_decision_1, debug_decision_0): New.
3590 (debug_decision): New.
3592 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
3594 * resource.c (find_free_register): Mark class_str argument const.
3595 * resource.h: Update prototype to match.
3597 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
3598 * i386.md: Give all anonymous insns names.
3600 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
3602 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
3605 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
3607 * toplev.c (dbr_sched_time): Unconditional.
3608 (peephole2_time): New.
3609 (compile_file): Add pass numbers to all of the dump file suffixes.
3610 Dump peephole2_time. Don't dump times for non-applicable passes.
3611 (rest_of_compilation): Add pass numbers to dump file suffixes.
3612 Conditionalize calls to the scheduler.
3613 * invoke.texi: Update.
3615 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
3617 * flow.c (make_edges): Fix insn iteration.
3618 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
3619 (find_basic_blocks_1): Fix spelling mistake.
3621 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
3623 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
3624 always have side-effects. Use memset not bzero.
3625 (make_node): Likewise.
3627 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
3629 * stmt.c (expand_anon_union_decl): When any of the elements of the
3630 union is addressable, so is the entire union.
3632 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
3634 * sbitmap.c (sbitmap_ones): Don't set too many bits.
3636 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
3637 * bitmap.c (bitmap_operation): Return true iff TO changed.
3638 (bitmap_equal_p): New.
3639 (bitmap_bit_p): Tidy arithmetic.
3640 (debug_bitmap_file): Likewise.
3642 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
3644 * toplev.c (rest_of_compilation): Turn on cse_not_expected
3645 before cse2 instead of after.
3647 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
3649 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
3652 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3654 * cppinit.c (is_idchar initializer): Loosen tests to accept
3657 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3659 * mips.md: Define conditional move patterns for floating point
3660 operands and DI mode conditions.
3662 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3664 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3665 always have side-effects.
3667 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3669 * mn10200.c (asm_file_start): Fix typo.
3671 * cppinit.c (is_idchar initializer): Tighten tests for when
3672 to put the table into initialized memory.
3674 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3675 not an array of rtunion.
3676 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3677 * gcc-simple (ggc_free_rtvec): Similarly.
3679 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3682 * mbchar.h: Add missing #endif.
3684 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3685 (FPBIT, DPBIT): Define.
3687 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3689 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3691 * profile.c (instrument_arcs, output_gcov_string,
3692 tablejump_entry_p): Add static prototypes.
3693 (output_gcov_string): Constify a char*.
3695 * regmove.c (replacement_quality, fixup_match_2): Add static
3698 * resource.h (reg_dead_p): Add extern prototype.
3700 * rtl.c (trim_filename): Add static prototype.
3702 * scan-decls.c (skip_to_closing_brace): Likewise.
3704 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3705 (expand_end_case): Initialize variable `range'.
3706 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3708 * varasm.c (asm_emit_uninitialised): Add static prototype.
3709 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3712 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3714 * cpplib.c (if_directive_nameo): Add static prototype.
3716 * cse.c (cse_insn): Remove unused variable `p'.
3718 * except.c (create_rethrow_ref, push_entry,
3719 receive_exception_label, new_eh_region_entry, find_func_region,
3720 clear_function_eh_region, process_nestinfo): Add static prototypes.
3721 (get_reg_for_handler): Hide definition.
3722 (process_nestinfo): Initialize variable `extra_handlers'.
3724 * expr.h (expand_builtin_longjmp): Add extern prototype.
3726 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3728 * function.c (prepare_function_start): Likewise.
3729 (pop_function_context_from): Mark parameter `context' with
3731 (push_temp_slots_for_block, flush_addressof): Hide definition.
3733 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3734 solve_program_flow_graph, calculate_branch_probs,
3735 function_summary, main, fancy_abort): Add prototypes.
3737 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3738 (add_hash): Constify a char*.
3740 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3741 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3742 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3744 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3746 * lists.c (free_list, zap_lists): Likewise.
3748 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3750 * alias.c (nonlocal_reference_p): Add static prototype.
3752 * bitmap.c (bitmap_element_allocate): Prototype args in function
3755 * builtins.c (stabilize_va_list): Add static prototype.
3756 (expand_builtin_va_arg): Constify a char*.
3758 * c-lex.c (getch, put_back, extend_token_buffer_to,
3759 read_line_number, token_getch, token_put_back): Add static
3762 * c-parse.gperf (hash, is_reserved_word): Likewise.
3764 * cccp.c (is_dir_separator): Likewise.
3766 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3768 * graph.h: New file to prototype functions exported by graph.c.
3770 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3772 * graph.c: Include graph.h.
3774 * toplev.c: Likewise. Remove redundant prototypes.
3776 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3778 * invoke.texi: Removed duplicated description for -Q.
3780 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3782 * extend.texi: Grammar fix in __extension__ text.
3784 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3786 * md.texi (define_peephole2): New section.
3788 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3790 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3791 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3794 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3796 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3798 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3800 * i386.md (ffs expander): Emit Pentium friendly code for
3803 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3805 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3809 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3811 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3813 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3815 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3818 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3820 * md.texi (No Constraints): Delete section.
3821 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3822 * final.c (final_scan_insn): We always have register constraints.
3823 * genattrtab.c: Don't include "insn-config.h".
3824 (write_attr_case): We always have register constraints.
3825 * genconfig.c (register_constraint_flag): Delete.
3826 (walk_insn_part): Don't check whether we have register constraints.
3827 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3828 * genoutput.c (have_constraints): Delete.
3829 (main): Don't set it.
3830 (output_operand_data): We always have constraints.
3831 (scan_operands): Likewise.
3832 (compare_operands): Likewise.
3833 * local-alloc.c (block_alloc): We always have constraints.
3834 (requires_inout): Always compile this function.
3835 * recog.c (extract_insn): We always have constraints.
3836 (constrain_operands, reg_fits_class_p): Always compile these
3838 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3840 (struct insn_operand_data): Likewise.
3841 * regclass.c (regclass): We always have constraints.
3842 (record_reg_classes, copy_cost, record_address_regs,
3843 auto_inc_dec_reg_p): Always compile these functions.
3844 * regmove.c (regmove_optimize): We always have constraints.
3845 * reload.c (find_reloads): Likewise.
3846 * reload1.c (reload): Likewise.
3847 (reload_cse_simplify_operands): Likewise.
3848 * i860.c (output_delay_insn): Likewise.
3850 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3852 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3854 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3856 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3857 for the va_list record.
3859 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3861 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3864 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3866 * alias.c: Include insn-flags.h.
3867 * Makefile.in (alias.o): Update.
3869 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3871 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3872 to LTU and GEU. Handle more cases using sbb.
3874 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3876 * i386.md (truncatexfdf splitters): Do not use subreg.
3877 (fop XFmode patterns): Fix mode in operand testing.
3879 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3881 * jump.c (jump_optimize_1): Amend last change to test only the
3882 form of the operand, not the insn.
3884 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3885 not register_operand to determine when B may need preloading.
3887 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3889 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3890 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3891 (call-value patterns): Move to end of file.
3892 (*): Remove mode from label_ref in (pc) context.
3893 (movstrqi): Use memory not general_operand for BLKmode operands.
3894 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3895 to register_operand operands.
3896 (peep2 patterns): Convert from commented-out peephole patterns.
3898 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3900 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3901 to BUILT_IN_INIT_DWARF_REG_SIZES.
3902 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3903 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3904 expand_builtin_init_dwarf_reg_sizes.
3905 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3906 with __builtin_init_dwarf_reg_size_table.
3907 * dwarf2out.c (struct reg_size_range): Delete.
3908 (expand_builtin_init_dwarf_reg_sizes): New function.
3909 (expand_builtin_dwarf_reg_size): Delete.
3910 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3911 (expand_builtin_dwarf_reg_size): Don't declare.
3912 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3913 (dwarf_reg_size_table): New.
3914 (init_reg_size_table): New function.
3915 (copy_reg): Use dwarf_reg_size_table.
3916 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3919 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3921 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3922 Correctly build argument list to constructor and destructor functions.
3924 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3926 * c-tree.h (warn_float_equal): Declare.
3927 * c-decl.c (warn_float_equal): Define.
3928 (c_decode_option): Recognize -W[no-]float-equal.
3929 * c-typeck.c (build_binary_op): Conditionally warn
3930 about equality tests of floating point types.
3931 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3932 * invoke.texi: Add docs for -Wfloat-equal warning.
3934 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3936 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3937 generating RTL directly.
3938 * mips.h (INIT_TARGET_OPTABS): Likewise.
3939 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3941 * expr.h (init_mov_optab): Delete declaration
3943 * h8300.c (WORD_REG_USED): Update to avoid useless register
3944 saves in interrupt functions and functions which never return.
3946 * cse.c (struct set): Delete inner_dest_loc field.
3947 (cse_insn): Remove assignments to inner_dest_loc field.
3949 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3951 * ggc-page.c: Don't include <unistd.h> etc taken care of
3952 by "system.h". Include <sys/mman.h> afterward.
3954 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3956 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3959 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3961 * xcoffout.c (xcoffout_declare_function): Add documentation.
3962 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3963 TARGET_64BIT. Compare constant to -1, not bit pattern.
3964 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3965 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3968 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3970 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3972 (gen_inlined_enumeration_type_die): Do not abort if the type has
3973 not been writeen out.
3974 (gen_inlined_structure_type_die): Do not abort if the type has
3975 not been writeen out.
3976 (gen_inlined_union_type_die): Do not abort if the type has
3977 not been writeen out.
3978 (gen_tagged_type_instantiation_die): Do not abort if the type
3979 has not been written out.
3981 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3983 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3985 * reg-stack.c (straighten_stack): Copy hard reg set with
3988 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3990 * builtins.c (stabilize_va_list): Stabilize array type va_list
3991 to a pointer type, not the base record type.
3992 (expand_builtin_va_copy): Dereference the pointers explicitly;
3993 use the correct size for the copy.
3995 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3996 (rs6000_va_arg): Likewise.
3998 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
4000 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
4002 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
4004 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
4006 (DECL_BUILT_IN_CLASS): Adjust accordingly.
4008 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
4010 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
4011 (init_ggc): Use it instead of a constant.
4012 (ggc_collect): Bound allocated_last_gc by it.
4014 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
4016 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
4019 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
4021 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
4022 (mips*-*-openbsd*): Let big endian configuration be a fragment.
4024 * config/mips/openbsd.h: New, OpenBSD little endian target.
4025 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
4026 * config/mips/xm-openbsd.h: New, OpenBSD host.
4028 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
4030 * config/m68k/m68k.c (output_function_prologue,
4031 output_function_epilogue): Use
4032 current_function_uses_pic_offset_table instead of regs_ever_live
4033 to decide whether to save/restore pic register.
4034 (legitimize_pic_address): Don't modify regs_ever_live any more.
4036 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
4038 * function.h (struct function): Add x_dont_save_pending_sizes_p.
4039 * stor-layout.c (variable_size): Don't add sizes to the pending
4040 sizes list if x_dont_save_pending_sizes_p is set.
4042 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
4044 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
4045 for symbolic_operand().
4046 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
4048 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4050 * combine.c (gen_rtx_combine): Add missing call to va_end().
4052 * final.c (asm_fprintf): Likewise.
4054 * genattrtab.c (attr_rtx): Likewise.
4056 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
4058 * cse.c: Update comments.
4059 (cse_insn): When converting a conditional/computed jump into
4060 an unconditional jump, always make sure a BARRIER immediately
4061 follows the converted jump. Do not delete unreachable code.
4062 (cse_basic_block): Do not delete unreachable code.
4063 * toplev.c (rest_of_compilation): Move call to
4064 delete_trivially_dead_insns after the conditional call to
4067 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4069 * collect2.c (make_temp_file): Don't prototype.
4071 * gcc.c (make_temp_file): Likewise.
4073 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
4075 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
4077 * varasm.c (asm_emit_uninitialised): New function: Generate
4078 the assembler statements necessary to declare an uninitialised
4080 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
4082 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
4083 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
4085 (assemble_variable): Use asm_emit_uninitialised to emit an
4086 uninitialised variable.
4088 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
4090 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
4091 constant on a 64 bit host. Patch supplied by Geoffrey Keating
4092 <geoffk@cygnus.com>.
4094 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4096 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
4097 * c-common.h (builtin_function): Don't declare.
4099 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
4101 (pushdecl): Likewise.
4102 (finish_decl): Likewise.
4103 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
4104 int. All callers changed.
4105 Set the builtin's DECL_BUILT_IN_CLASS.
4106 * tree.h (enum built_in_class): New.
4107 (enum built_in_function): Delete NOT_BUILT_IN.
4108 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
4110 (DECL_SET_FUNCTION_CODE): Likewise.
4111 (DECL_BUILT_IN_CLASS): New macro.
4112 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
4113 (struct tree_decl): Split builtin function code field into a
4115 (builtin_function): Declare.
4117 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
4119 * optabs.c (init_traps): Fix typo in last change.
4121 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
4123 * toplev.c (rest_of_decl_compilation): Update comment.
4125 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4127 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
4128 in .sbss if appropriate.
4129 (EXTRA_SECTION_FUNCTIONS): Add sbss.
4130 (SBSS_SECTION_ASM_OP): New macro.
4131 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
4132 (EXTRA_SECTIONS): Add in_sbss.
4133 * config/mips/mips.h: Prototype sbss_section.
4135 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
4137 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
4140 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
4142 * optabs.c (init_traps): Register trap_rtx as a GC root.
4144 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4146 * config/mips/mips.c (function_arg_pass_by_reference): Define
4147 unconditionally, since it's called unconditionally.
4149 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4151 * toplev.c (documented_lang_options): Add -fshort-wchar.
4152 * c-decl.c (c_decode_option): Likewise.
4153 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
4155 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
4156 * gcc.c (default_compilers): If -fshort-wchar,
4157 override __WCHAR_TYPE__.
4158 * tm.texi (C Dialect Options): Add -fshort-wchar.
4160 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
4161 symbol for a variable.
4163 * cpplib.h (CPP_PREPROCESSED): New macro.
4164 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
4165 we're seeing this input for a second time.
4167 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
4169 * emit-rtl.c (init_emit_once): Initialize modes first.
4171 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
4173 * config/i386/i386.c (pic_label_name): Change to char pointer.
4174 (global_offset_table): New variable.
4175 (load_pic_register): Fill global_offset_table if it hasn't
4176 already been done. Allocate pic_label_name dynamically.
4177 * ggc.h (empty_string): New variable.
4178 * ggc-simple.c (empty_string): Likewise.
4179 (init_ggc): Allocate empty_string and add as root.
4180 * stmt.c (digit_strings): New variable.
4181 (init_stmt): Add last_block_end_note as root. Allocate and
4182 initialize digit_strings.
4183 (expand_asm_operands): Use empty_string instead of string
4184 constant. Use digit_strings instead of string constants.
4185 * profile.c (init_arc_profiler): Allocate string with
4186 ggc_alloc_string instead of xmalloc.
4187 (output_func_start_profiler): Likewise.
4188 * c-typeck.c (digest_init): Check if init is error_mark_node.
4190 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
4191 Richard Henderson <rth@cygnus.com>
4193 * ggc-page.c: New file.
4194 * Makefile.in (ggc-page.o): New.
4196 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
4198 * invoke.texi: Document -fdelete-null-pointer-checks
4199 * toplev.c (flag_delete_null_pointer_checks): New.
4200 (f_options): Add entry for -fdelete-null-pointer-checks.
4201 (rest_of_compilation): Conditionalize null pointer check
4202 elimination on flag_delete_null_pointer_checks.
4203 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
4205 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
4207 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
4208 copyright notice and special exception to GPL.
4210 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4212 * abi64.h (mips_function_value): Add prototype arguments.
4214 * mips-protos.h: New file with mips prototypes.
4216 * mips.c: Include "tm_p.h".
4217 (mktemp, lookup_name): Add prototype arguments.
4218 (extern_list, string_constant, mips_fill_delay_slot,
4219 mips_output_external, mips_output_external_libcall,
4220 mips_output_filename, mips_declare_object, function_prologue,
4221 mips_expand_prologue, function_epilogue, mips16_constant,
4222 build_mips16_function_stub, mips_output_conditional_branch):
4224 (mips_va_start): Remove unused variable `u'.
4225 (mips_va_arg): Cast value to unsigned when comparing against one.
4227 (save_restore_insns, mips_expand_prologue): Add missing arg in
4228 call to `large_int'.
4230 * mips.h: Move prototypes to mips-protos.h.
4231 (data_section, memory_address_p, rdata_section,
4232 readonly_data_section, simple_epilogue_p, text_section): Delete
4233 prototypes delcared elsewhere.
4234 (mips_epilogue_delay_slots, print_options): Delete unused decls.
4236 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
4238 * mips.md: Delete extra args in call to `mips_move_2words'.
4240 * xm-iris6.h (alloca): Add prototype argument.
4242 * genpeep.c: Include "tm_p.h" in generated output file.
4244 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4246 * basic-block.h (find_edge_index): Change parameters.
4247 * flow.c (verify_edge_list): Pass basic_block parameters to
4248 find_edge_index instead of integers.
4250 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
4252 * combine.c (simplify_comparison): Use an unsigned shift to adjust
4255 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
4257 * gcc.1: Fix a formatting error.
4259 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4261 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
4262 i786, mn10200, mn10300, pdp11, v850.
4264 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
4266 * libgcc2.c (num_digits): Add prototype with
4267 __attribute__((const)).
4268 (__terminate): Add prototype.
4270 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
4272 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
4274 * alpha/alpha.c (print_operand): Fix type of `code'.
4275 (alpha_output_filename): Constify.
4276 * alpha/alpha.h: Move all function declarations ...
4277 * alpha/alpha-protos.h: ... here. New file.
4278 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
4279 (SECTION_FUNCTION_TEMPLATE): Likewise.
4281 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4283 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
4284 * expr.c (expand_expr): Likewise.
4285 (do_jump): Likewise.
4286 (do_store_flag): Pass ccp_store_flag to can_compare_p.
4287 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
4289 (enum can_compare_purpose): New.
4290 (can_compare_p): Adjust prototype.
4291 (prepare_cmp_insn, prepare_operand): Declare.
4292 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
4293 * optabs.c (cmp_available_p): Deleted.
4294 (expand_abs): Pass ccp_jump to can_compare_p.
4295 (can_compare_p): New arg PURPOSE. Check for combined optabs.
4296 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
4297 Call can_compare_p rather than cmp_available_p.
4298 (prepare_operand): No longer static.
4299 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
4300 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
4301 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
4302 sequence to use emit_cmp_and_jump_insns.
4303 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
4305 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
4307 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
4308 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
4309 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
4310 (plus (reg) (const_int 0))
4311 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
4313 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
4315 * rs6000.c (expand_block_move): DImode loads and stores require
4316 word-aligned displacements. Increment address registers with
4317 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
4319 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
4321 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
4322 is no name for the base type, rather than segfault. If we are
4323 writing out a complex integer type, use DW_ATE_lo_user.
4325 * expr.c (emit_move_insn_1): If we are copying a complex that fits
4326 in one word or less (complex char, complex short, or on 64 bit
4327 systems complex float) to/from a hard register, copy it through
4328 memory instead of dying in gen_{real,imag}part. If we have a
4329 short complex type, prevent inlining since it allocates stack
4332 * tree.c (build_complex_type): If we are writing dwarf2 output,
4333 generate a name for complex integer types.
4335 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4337 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
4338 * flow.c (remove_edge): Remove extra whitespace.
4339 (remove_fake_edges): Fix comment.
4340 (add_noreturn_fake_exit_edges): Use the correct name.
4342 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
4344 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
4345 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
4346 (clean): Depend on INTL_CLEAN.
4347 (maintainer-clean): Adjust.
4349 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4351 * configure.in (AC_PREREQ): Bump to 2.13.
4352 (AC_C_STRINGIZE): Call this instead of using a custom macro.
4354 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
4356 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
4358 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
4360 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
4361 (HAVE_STRINGIZE): Define.
4363 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
4365 * c-parse.in: save and restore warn_pointer_arith on __extension__
4366 along with pedantic.
4367 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
4368 Set the type of extension to itype rather than $<itype>1 kludge.
4369 * extend.texi (Alternate Keywords): Adjust documentation.
4370 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
4372 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
4374 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
4375 most assembler templates.
4377 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
4378 FP loads and stores.
4379 (following_call): Always return zero for the PA8000.
4380 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
4381 FP loads and stores.
4382 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
4384 * pa.h (BRANCH_COST): Define.
4386 * pa.md (return, return_internal): Use bve for PA2.0.
4388 * pa.md (fused multiply): Add variants which reduce height for the
4389 fused multiply, but which still generate 2 insns.
4390 (fnegabs): Similarly.
4392 * pa.md (subsi3): Turn into an expander. Create two anonymous
4393 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
4394 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
4396 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
4398 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
4400 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
4401 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
4403 * regclass.c (init_regs): Add "top_of_stack" as a garbage
4406 * flow.c (record_active_eh_regions): Terminate loop after finding
4407 the last insn in the last basic block.
4409 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4411 * config/c4x/c4x.md: Delete parallel instruction peepholes.
4413 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4415 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
4417 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4419 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
4420 splitting to not use output template.
4422 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4424 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
4425 * config/c4x/c4x.c (c4x_va_start): New function.
4427 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
4429 * genrecog.c (not_both_true): Handle correctly cases when called for
4430 tests with different positions in the insn.
4432 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4434 * machmode.h (HOST_PTR_PRINTF): Move from here ...
4436 * system.h (HOST_PTR_PRINTF): ... to here.
4438 * mips-tfile.c: Don't include machmode.h.
4440 * Makefile.in (MACHMODE_H): New variable. Update to use it.
4441 (mips-tfile.o): Don't depend on machmode.h.
4443 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4445 * haifa-sched.c (sched_analyze): Rename local variable `region' to
4446 avoid conflicts with typedef struct `region' at the top level scope.
4448 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
4450 * basic-block.h (basic_block): Add eh_beg, eh_end.
4451 * flow.c (entry_exit_blocks): Update.
4452 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
4454 (find_basic_blocks_1): Don't record eh_list at each bb. Use
4455 lists.c functions to allocate insn lists.
4456 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
4458 (make_eh_edge): ... here. New.
4459 (move_stray_eh_region_notes): New.
4460 (record_active_eh_regions): New.
4461 (delete_unreachable_blocks): Split out block merging ...
4462 (try_merge_blocks): ... here. New.
4463 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
4464 Dump debugging data.
4465 (merge_blocks_move_successor_nojumps): Likewise.
4466 (merge_blocks): Use eh_beg+eh_end to validate block movement.
4468 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4470 * extend.texi (Bound member functions): Document unbound pmf
4473 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4475 * flow.c (split_edge): Handle insertion on a fallthrough edge which
4476 has the EXIT_BLOCK as a dest.
4478 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4480 * flow.c (remove_edge): New function to remove an edge from the
4482 (remove_fake_successors): New function to remove fake successor edges.
4483 (remove_fake_edges): New function to remove all fake edges from the
4485 (add_fake_exit_edges): New function to add fake edges from all blocks
4486 with no successors to the exit block.
4487 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
4488 prototypes for new functions.
4490 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4492 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
4493 Use Pmode to determine whether to output .dword or .word.
4495 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
4497 * tree.c (built_in_filename): New variable.
4498 (BUILT_IN_FILENAME): New macro.
4499 (init_tree_codes): Allocate built_in_filename.
4500 (make_node): Use built_in_filename instead of string constant.
4502 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
4504 * configure.in: Add fr30 target.
4505 * configure: Regenerate.
4506 * config/fr30: New directory.
4507 * config/fr30/crti.asm: New file.
4508 * config/fr30/fr30.c: New file.
4509 * config/fr30/crtn.asm: New file.
4510 * config/fr30/fr30.h: New file.
4511 * config/fr30/fr30.md: New file.
4512 * config/fr30/lib1funcs.asm: New file.
4513 * config/fr30/t-fr30: New file.
4514 * config/fr30/xm-fr30.h: New file.
4516 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
4518 * flow.c (merge_blocks_move_successor_nojumps): Delete the
4519 BARRIER at the end of the successor, not the BARRIER before
4522 * pa.c (pa_add_gc_roots): Fix thinko in last change.
4524 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
4526 * stmt.c (any_pending_cleanups): Don't crash when
4527 current_function->stmt is unset.
4529 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4531 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
4532 other initializations that may use it for relative offsets.
4534 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4536 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
4537 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
4538 * config/i386/sol2dbg.h: Removed.
4539 * config/i386/sol2gas.h: New file, to enable gas work-around.
4540 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
4541 Don't use sol2dbg.h.
4542 * configure: Rebuilt.
4544 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
4546 * invoke.texi (-fthis-is-variable): Remove documentation.
4548 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
4550 * basic-block.h (compute_bb_for_insn): Declare.
4551 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
4552 to use; set size of basic_block_for_insn directly.
4553 (find_basic_blocks): Update.
4555 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4557 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
4559 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4561 * crtstuff.c (ON_EXIT): Delete empty macro definition.
4562 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
4564 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
4566 * c-decl.c (c_decode_option): Extend comment.
4568 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
4570 * toplev.c (progname): Make 'const char *'
4571 (flag_print_mem): Move out of main.
4572 (version_flag): Move out of main.
4573 (filename): Move out of main.
4574 (debug_args): Remove g prefix from options.
4575 (documented_lang_options): Remove cpplib specific options.
4576 (display_help): Add g prefix to debug options.
4577 (check_lang_option): Delete this function.
4578 (decode_d_option): New function: Decode -d... option.
4579 (decode_f_option): New function: Decode -f... option.
4580 (decode_W_option): New function: Decode -W... option.
4581 (decode_g_option): New function: Decode -g... option.
4582 (independent_decode_option): New function: Decode a language
4583 independent command line option.
4584 (main): Invoke lang_decode_option and then
4585 independent_decode_option on each command line option in
4588 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
4590 Revert this change. Gavin's patch to operand_equal_p is a better fix.
4591 * fold-const.c (fold_range_test): Do not try to fold the range
4592 test if the rhs or lhs has side effects.
4594 * basic-block.h (compute_flow_dominators): Declare.
4596 * gcse.c (alloc_code_hoist_mem): New function.
4597 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
4598 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
4599 (hoist_code, one_code_hoisting_pass): Likewise.
4600 (gcse_main): If optimizing for size, then hoist expressions
4601 computed in multiple dominated basic blocks.
4603 * gcse.c (invalid_nonnull_info): New function.
4604 (delete_null_pointer_checks): Likewise.
4605 * rtl.h (delete_null_pointer_checks): Declare.
4606 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
4608 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
4609 (merge-blocks_move_successor_nojumps): Likewise.
4610 (merge_blocks): Allow merging of some blocks, even if it requires
4611 physical movement of the blocks, but not if it requires new jumps.
4613 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
4614 Callers and prototype changed.
4615 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
4617 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4619 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
4620 -YP when both -p and -pg are present. From i386/sol2.h.
4622 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4624 * Makefile.in (distclean): Delete tm_p.h.
4625 * configure.in: Create a new file, "tm_p.h", from a list in
4626 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
4627 "i386/i386-protos.h".
4629 * alias.c: Include "tm_p.h".
4630 * c-typeck.c: Likewise.
4631 * calls.c: Likewise.
4633 * emit-rtl.c: Likewise.
4634 * explow.c: Likewise.
4635 * expmed.c: Likewise.
4637 * final.c: Likewise.
4639 * fold-const.c: Likewise.
4640 * function.c: Likewise.
4642 * global.c: Likewise.
4643 * haifa-sched.c: Likewise.
4644 * integrate.c: Likewise.
4646 * local-alloc.c: Likewise.
4648 * optabs.c: Likewise.
4649 * recog.c: Likewise.
4650 * reg-stack.c: Likewise.
4651 * regclass.c: Likewise.
4652 * regmove.c: Likewise.
4653 * reload.c: Likewise.
4654 * reload1.c: Likewise.
4655 * reorg.c: Likewise.
4656 * resource.c: Likewise.
4658 * stor-layout.c: Likewise.
4659 * toplev.c: Likewise.
4661 * unroll.c: Likewise.
4662 * genattrtab.c (main): Make generated file include "tm_p.h".
4663 * genemit.c (main): Likewise.
4664 * genoutput.c (main): Likewise.
4665 * genrecog.c (main): Likewise.
4667 * i386.h: Delete all prototypes.
4668 * i386.c: Include "tm_p.h".
4669 (ix86_attr_length_default): Call constant_call_address_operand
4670 with correct number of arguments.
4671 * i386-protos.h: New file.
4672 * i386.md (unnamed patterns): Call constant_call_address_operand
4673 with correct number of arguments.
4674 (exception_receiver): Call load_pic_register with correct number
4677 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4679 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4681 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4683 * rtl.h (insns_safe_to_move_p): New function.
4684 * loop.c (find_and_verify_loops): Use it.
4685 * rtlanal.c (insns_safe_to_move_p): Define it.
4687 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4689 * c-pragma.c: Include ggc.h.
4690 * Makefile.in (c-pragma.o): Update.
4692 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4694 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4695 (LIB_SPEC): Likewise.
4696 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4697 Reindent -YP/-p/-pg.
4698 Copied from config/sparc/sol2.h.
4700 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4702 * c-pragma.c (mark_align_stack): New.
4704 * c-pragma.h (init_pragma): Declare it.
4705 * c-lex.c (init_parse): Call it.
4707 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4709 * configure.in: Pick up thread library on Solaris/x86 just
4710 like on Solaris/sparc.
4711 * configure: Rebuilt.
4713 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4715 * rtl.h (global_rtx_index): New enum.
4716 (global_rtl): Change to array of rtx.
4717 (pc_rtx, cc0_rtx): Redefine accordingly.
4718 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4719 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4720 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4721 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4722 (const_int_rtx): Change to array of rtx.
4723 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4725 * emit-rtl.c (global_rtl): Change to array of rtx.
4726 (const_int_rtx): Change to aray of rtx.
4727 (gen_rtx_CONST_INT): Redefine accordingly.
4728 (init_emit_once): Allocate and initialize global_rtl. Likewise
4729 for const_int_rtx. Add both as GC roots.
4730 * genattrtab.c (global_rtl): Update declaration.
4732 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4734 * Makefile (USER_H): Add iso646.h back.
4736 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4738 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4739 zapping the LOG_LINKS of sched_before_next_call.
4741 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4742 * pa.c (insn_refs_are_delayed): Renamed from
4743 insn_sets_and_refs_are_delayed.
4745 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4747 * functiion.h (struct function): Add x_whole_function_mode_p.
4748 (retrofit_block): Declare.
4749 * function.c (retrofit_block): New function.
4750 (identify_blocks): Add assertions. Allow an incomplete set of
4751 block notes if we're still generating code for the function.
4752 * integrate.c: Include loop.h.
4753 (expand_inline_function): Call find_loop_tree_blocks to map block
4754 notes to blocks when in whole-function mode. Use retrofit_block
4755 to insert new BLOCKs for the inlined function, rather than
4757 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4758 * Makefile.in (integrate.o): Depend on loop.h.
4760 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4762 * tree.h (warn_about_unused_variables): Declare.
4763 * stmt.c (warn_about_unused_variables): New function, split out
4765 (expand_end_bindings): Here.
4767 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4769 * stmt.c (preserve_subexpressions_p): Don't crash when
4770 current_function->stmt is unset.
4772 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4774 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4775 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4776 (expand_start_target_temps): Use it.
4777 * except.c (expand_eh_region_start_for_decl): Likewise.
4778 * expr.c (expand_expr): Likewise.
4780 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4782 * fold-const.c (operand_equal_p): Pay attention to side effects.
4784 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4786 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4787 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4789 * tlink.c (scan_linker_output): Look for keywords before accepting
4790 a mangled name in quotes.
4792 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4794 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4795 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4797 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4799 * alpha.md: Revert Thu Nov 26 change that came in through the
4800 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4801 Avoid earlyclobber when possible.
4803 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4805 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4807 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4808 Define HAVE_ON_EXIT.
4810 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4812 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4813 CTYPE_CONV in all ctype macros.
4815 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4818 * cexp.y (initialize_random_junk): Likewise.
4820 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4822 * i370.c (handle_pragma): Likewise.
4824 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4826 * v850.c (override_options): Likewise.
4828 * doprint.c (_doprnt): Likewise.
4830 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4833 * fixinc/server.c (load_data): Likewise.
4835 * fold-const.c (real_hex_to_f): Likewise.
4837 * genattr.c (write_upcase, gen_attr): Likewise.
4839 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4840 write_upcase): Likewise.
4842 * genemit.c (print_code): Likewise.
4844 * genopinit.c (gen_insn): Likewise.
4846 * genpeep.c (print_code): Likewise.
4848 * genrecog.c (print_code): Likewise.
4850 * optabs.c (init_libfuncs): Likewise.
4852 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4854 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4856 (reemit_notes): Likewise.
4858 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4860 * ggc.h (ggc_root): Move to ggc-common.c.
4862 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4863 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4864 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4865 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4866 * ggc-common.c (ggc_root): Move from ggc.h.
4867 (roots): Declare, static.
4868 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4869 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4870 null or check/set mark bit.
4871 (ggc_mark_roots): New.
4872 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4874 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4876 * m32r.c: Include toplev.h.
4877 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4878 (gen_compare): Rename swap_p to must_swap to match uses.
4879 Add default abort case.
4880 (m32r_output_function_epilogue): Remove unused variables.
4881 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4882 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4883 define to empty parameter list. Update all uses.
4884 (predicate decls): Use enum machine_mode not int.
4885 * m32r.md (movsi): Call abort, not fatal_insn.
4886 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4888 1999-09-14 Andrew Haley <aph@cygnus.com>
4890 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4891 use $0 instead of 0.
4893 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4895 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4896 computation out of loop over hard regs.
4898 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4900 * function.c (identify_blocks): Don't shadow a variable in an
4902 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4903 pushdecl, or poplevel to build up the new BLOCK tree.
4904 (expand_inline_function): Likewise.
4905 (integrate_parm_decls): Likewise.
4907 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4909 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4911 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4913 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4914 * invoke.texi: Document this change.
4916 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4918 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4920 (mark_emit_status): Renamed from mark_emit_state.
4921 * except.c (mark_eh_status): Renamed from mark_eh_state.
4922 Check not null before marking.
4923 (free_eh_status): New.
4924 * expr.c (mark_expr_status, free_expr_status): New.
4925 * function.c (free_machine_status): New.
4926 (free_after_parsing): New.
4927 (free_after_compilation): Move bits to free_after_parsing; call
4928 free_eh_status, free_expr_status; zero the marked members of the
4930 (prepare_function_start): No can_garbage_collect.
4931 Call init_eh_for_function.
4932 (expand_dummy_function_end): Free up current_function state.
4933 (mark_function_status): Renamed from mark_function_state.
4934 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4935 * function.h (struct function): No can_garbage_collect.
4936 (free_machine_status, free_after_parsing): Declare.
4937 (free_eh_status, free_expr_status): Declare.
4938 * ggc.h (mark_expr_status): Declare.
4939 * stmt.c (free_stmt_status): Free the struct.
4940 (mark_stmt_status): Renamed from mark_stmt_state.
4941 (init_stmt): Don't call init_eh.
4942 (init_stmt_for_function): Don't call init_eh_for_function.
4943 * toplev.c (compile_file): Call init_eh.
4944 (rest_of_compilation): Free basic block info before ggc_collect.
4945 Call free_after_parsing; conditionally call free_after_compilation.
4946 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4947 Check not null before marking.
4948 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4950 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4952 * c-lex.c (yylex): Initialize warn.
4954 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4956 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4957 register when performing secondary reloads for the SAR register.
4959 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4961 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4962 (NOTE_BLOCK): New macro.
4963 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4964 * function.h (identify_blocks): Change prototype.
4965 * function.c (identify_blocks): Simplify.
4966 (reorder_blocks): Likewise.
4967 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4968 NOTE_INSN_BLOCK_{BEG,END}.
4969 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4970 the list of saved notes if the note isn't a
4971 NOTE_INSN_BLOCK_{BEG,END}.
4972 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4974 (reemit_notes): Adjust recreation of notes to reflect new saved
4976 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4977 printing a block note.
4978 * stmt.c (block_vector): Remove.
4979 (find_loop_tree_blocks): Simplify.
4980 (unroll_block_trees): Likewise.
4981 * tree.h (reorder_block): Change prototype.
4983 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4985 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4986 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4987 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4988 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4989 (atexit, exit): Simplify.
4990 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4991 * config/lots: Remove defns of HAVE_ATEXIT.
4993 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4995 * calls.c (precompute_arguments): Fix typo in comment.
4996 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4999 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
5001 * dsp16xx.c (override_options): Fix typos in GC root registration.
5003 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
5005 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
5007 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
5008 (FUNCTION_PROFILER): Redefine appropriately for Linux.
5009 (CC1_SPEC): Likewise.
5011 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5013 * genattr.c (main): Add extern prototype. Call return, not exit.
5014 * genattrtab.c (main): Likewise.
5015 * gencheck.c (main): Likewise.
5016 * gencodes.c (main): Likewise.
5017 * genconfig.c (main): Likewise.
5018 * genemit.c (main): Likewise.
5019 * genextract.c (main): Likewise.
5020 * genflags.c (main): Likewise.
5021 * gengenrtl.c (main): Likewise.
5022 * genopinit.c (main): Likewise.
5023 * genoutput.c (main): Likewise.
5024 * genpeep.c (main): Likewise.
5025 * genrecog.c (main): Likewise.
5027 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
5028 * genattrtab.c (get_insn_name): Likewise.
5029 * gencodes.c (get_insn_name): Likewise.
5030 * genconfig.c (get_insn_name): Likewise.
5031 * genemit.c (get_insn_name): Likewise.
5032 * genextract.c (get_insn_name): Likewise.
5033 * genflags.c (get_insn_name): Likewise.
5034 * genopinit.c (get_insn_name): Likewise.
5035 * genpeep.c (get_insn_name): Likewise.
5037 * gencheck.c (usage): Add static prototype.
5038 * genextract.c (print_path): Constify a char*.
5039 * genopinit.c (optabs): Likewise.
5040 * genoutput.c (operand_data, data, output_predicate_decls,
5041 compare_operands): Likewise.
5042 * genrecog.c (write_tree): Add default case in switch.
5044 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5046 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
5048 * print-rtl.c (get_insn_name): Remove prototype.
5050 * toplev.h (progname): Declare const.
5052 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
5053 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
5054 dump_sched_info, dump_local_alloc, regset_release_memory,
5055 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
5056 error_with_file_and_line, error_with_decl, error_for_asm, error,
5057 fatal, warning_with_file_and_line, warning_with_decl, warning,
5058 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
5059 Remove redundant prototypes.
5061 (notice, check_lang_option, report_file_and_line, vnotice,
5062 mark_file_stack): Add static prototype.
5063 (set_fatal_function): Add prototype.
5064 (vnotice, report_file_and_line, set_fatal_function,
5065 check_lang_option): Constify a char*.
5066 (main): Prototype. Call return, not exit.
5068 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5070 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
5072 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
5074 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
5076 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
5078 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5080 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
5081 behave as if it's zero in all cases.
5082 (expand_function_start): Adjust call to assign_parms.
5083 * tree.h (assign_parms): Adjust prototype.
5084 * objc/objc-act.c (hack_method_prototype): Adjust call to
5087 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
5089 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
5090 arg_pointer_rtx fixed if the argument pointer register is
5092 (NONZERO_BASE_PLUS_P): Likewise.
5094 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
5096 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
5097 match_insn2 to match_insn.
5098 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
5100 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
5102 * Makefile.in (USER_H): Remove va-foo.h.
5104 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
5105 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
5106 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
5107 va-spur.h,va-v850.h}: Remove.
5109 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
5111 * sparc/sparc.md (eligible_for_return_delay): New attribute.
5112 (in_return_delay): Use it instead of match_insn.
5114 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5116 * config/alpha/va_list.h (va-alpha.h): Do not include.
5117 (__gnuc_va_list): Typedef as in varargs.h.
5119 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
5121 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
5122 DECL_LIVE_RANGE_RTL.
5124 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
5126 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
5127 not NOTE_BLOCK_NUMBER.
5128 (expand_eh_region_end): Likewise.
5129 (find_exception_handler_labels): Likewise.
5130 (scan_region): Likewise.
5131 (exception_optimize): Likewise.
5132 (update_rethrow_references): Likewise.
5133 (set_insn_eh_region): Likewise.
5134 * final.c (final_scan_insn): Likewise.
5135 * flow.c (make_edges): Likewise.
5136 * integrate.c (expand_inline_function): Likewise.
5137 * print-rtl.c (print_rtx): Likewise.
5139 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
5141 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
5142 terms of builtin functions and types.
5144 * mips.c (mips_build_va_list): New.
5145 (mips_va_start, mips_va_arg): New.
5146 * mips.h (BUILD_VA_LIST_TYPE): New.
5147 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
5149 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
5150 (sh_build_va_list, sh_va_start, sh_va_arg): New.
5151 * sh.h (BUILD_VA_LIST_TYPE): New.
5152 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
5154 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
5156 * recog.h (struct recog_data): Make dup_num, operand_address_p,
5157 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
5158 (struct insn_data): Likewise with n_operands, n_dups,
5159 n_alternatives, output_format.
5160 * regclass.c (scan_one_insn): Cast n_operands to int before
5161 arithmetic inside comparison.
5163 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
5165 * toplev.c (compile_function): Unconditionally emit nop.
5167 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5169 * haifa-sched.c (actual_hazard): Move declaration of variable
5170 `this_cost' into the scope where it is used.
5172 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5174 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
5175 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
5176 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
5178 * genrecog.c (make_insn_sequence): Call memset, not bzero.
5180 * jump.c (find_insert_position): Don't declare or define unless
5181 !HAVE_conditional_arithmetic.
5182 (returnjump_p_1, delete_prior_computation): Add static prototypes.
5184 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
5186 * recog.c (offsettable_address_p): Prototype function pointer.
5187 (preprocess_constraints): Call memset, not bzero.
5189 * tree.c (tree_node_kind_names): Constify a char*. Make static.
5190 (gcc_obstack_init): Don't declare.
5191 (fix_sizetype): Add static prototype.
5192 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
5193 (tree_cons): Call memset, not bzero.
5195 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
5196 definition in macro ASM_WEAKEN_LABEL.
5197 (mark_const_hash_entry): Add static prototype.
5199 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5201 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
5203 * unroll.c (find_common_reg_term, subtract_reg_term,
5204 loop_find_equiv_value): Add static prototypes.
5205 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
5206 (copy_loop_body): Remove unreachable break statement.
5208 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
5210 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
5212 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5214 Undo some changes from the gcc2 merge:
5215 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
5216 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
5220 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
5221 * emit-rtl.c (gen_lowpart_common): Disable optimization of
5222 initialized float-int union if the value is a NaN.
5224 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
5226 * gthr-win32.h: New file.
5228 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
5229 shared as a valid attribute.
5230 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
5231 * extend.texi: Document `shared' variable attribute.
5233 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
5235 * configure.in: Handle --enable-threads on FreeBSD.
5236 * configure: Rebuit.
5238 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
5240 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
5242 * configure: Rebuilt.
5244 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
5245 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
5246 Rosimildo DaSilva <rdasilva@connecttel.com>
5248 * configure.in (m68k-*-rtemscoff*): Added.
5249 * configure.in (mips64orion-*-rtems*): Converted to ELF.
5250 * configure.in (sparc-*-rtemsaout*): Added as alias for old
5251 sparc-rtems configuration.
5252 * configure.in (sparc-*-rtemself*): Added.
5253 * configure.in (sparc-*-rtems*): Now ELF not a.out.
5254 * config/i386/rtems.h: Added comment.
5255 * config/sparc/rtemself.h: New file.
5257 * configure.in (m68k-rtemself): Added.
5258 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
5259 and DWARF_DEBUGGING_INFO.
5260 * config/m68k/crti.s: New file.
5261 * config/m68k/crtn.s: New file.
5262 * config/m68k/t-crtstuff: New file.
5263 * config/m68k/rtemself.h: New file.
5265 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
5266 global ctor/dtor and C++ exception handling.
5267 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
5268 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
5270 * config/i386/t-rtems-i386: New File.
5272 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
5274 * stmt.c (expand_end_case): Return right away if the case stack is
5277 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
5279 * Makefile.in (version.c): Remove rule incorrectly brought in from
5282 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
5284 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
5285 * msdos/top.sed: Take into account a prepended $(SHELL) to
5287 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
5289 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
5291 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5293 * regmove.c (fixup_match_1): Don't change an unchanging register.
5294 (stable_but_for_p): Renamed to:
5295 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
5296 Changed all callers.
5298 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
5300 * loop.c (strength_reduce): Don't call reg_used_between_p if the
5301 insn from BL2 is after the insn from BL.
5303 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
5305 * recog.h (INSN_OUTPUT_FORMAT_*): New.
5306 (struct insn_data): Merge `template' and `outfun' into `output'.
5307 Add `output_format'.
5308 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
5309 (struct data): Remove `outfun'; add `output_format'.
5310 (name_for_index): Remove declaration.
5311 (output_insn_data): Handle output formats.
5312 (process_template): Emit the bare array for @.
5313 (gen_expand, gen_split): Set output_format to NONE.
5314 * output.h (get_insn_template): Declare.
5315 * final.c (get_insn_template): New.
5316 (final_scan_insn): Use it.
5317 * toplev.c (compile_file): Likewise.
5319 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5320 * i860/i860.c (output_delayed_branch): Likewise.
5321 (output_delay_insn): Likewise.
5323 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5325 * rtl.c (obstack_alloc_rtx): Removed.
5327 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
5329 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
5331 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
5333 * i386.c (call_insn_operand): Reject const_int.
5334 (expander_call_insn_operand): Use call_insn_operand.
5336 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5338 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
5340 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
5342 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
5343 Use DImode operation.
5345 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
5347 * gcc.c: Include sys/resource.h.
5348 (report_times): New flag.
5349 (execute): If report_times is set, calculate and report the
5350 CPU time consumed by each subprocess.
5352 (rus, prus): New globals.
5353 (option_map): Add --time.
5354 (display_help): Document -time.
5355 (process_command): Set report_times if -time is given.
5356 Turn off -pipe if -time is given.
5358 * invoke.texi: Document new option -time.
5360 * configure.in: Check for getrusage. Check if we have to
5361 prototype getrusage.
5362 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
5363 * configure: Regenerate.
5364 * config.in: Regenerate.
5366 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
5368 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
5371 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
5373 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
5374 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
5375 (nan): Return _thenan_sf or _thenan_df as appropriate.
5376 (L_thenan_sf): Define _thenan_sf.
5377 (L_thenan_df): Define _thenan_df.
5379 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
5380 (DPBIT_FUNCS): Add _thenan_df.
5382 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
5384 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
5387 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5389 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
5392 (lang_specific_driver): Don't take a function pointer parameter.
5393 All callers changed.
5395 * gcc.c: Include gcc.h.
5396 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
5397 lang_specific_extra_outfiles, fatal): Don't declare.
5398 (multilib_defaults_raw): Constify.
5399 (read_specs): Call memset, rather than bzero.
5400 (main): Call return, not exit.
5401 (lookup_compiler): Call memcpy, not bcopy.
5402 (fatal): Make extern.
5404 * cppspec.c: Include gcc.h.
5405 (lang_specific_driver): Initialize variable `quote'. Constify a
5406 char*. All calls to the function pointer parameter now
5407 explicitly call `fatal'.
5409 * gccspec.c (lang_specific_driver): Include gcc.h.
5411 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
5413 * arm.c (note_invalid_constants): Use recog_data.operand_type
5416 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5418 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
5421 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
5422 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5423 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5424 reload_secondary_in_reload, reload_secondary_out_reload,
5425 reload_secondary_in_icode, reload_secondary_out_icode,
5426 reload_reg_rtx, reload_when_needed): Delete declarations.
5427 (struct reload): New structure.
5428 (rld): Declare new array.
5429 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
5430 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5431 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5432 reload_secondary_in_reload, reload_secondary_out_reload,
5433 reload_secondary_in_icode, reload_secondary_out_icode,
5434 reload_reg_rtx, reload_when_needed): Delete definitions.
5436 (whole file): Replace uses of the deleted arrays with uses of rld.
5437 * reload1.c (whole file): Replace uses of the deleted arrays with
5439 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
5440 explicit loops, not with bcopy.
5442 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
5444 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
5445 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
5446 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
5447 insn_name): Delete and consolidate into new structures.
5448 (insn_operand_predicate_fn): New.
5449 (insn_output_fn): New.
5451 (struct insn_operand_data): New.
5452 (struct insn_data): New.
5454 (OUT_FCN): Update for insn_data change.
5455 * builtins.c (expand_builtin_strlen): Likewise.
5456 (expand_builtin_memcmp): Likewise.
5457 * combine.c (make_extraction, simplify_comparison): Likewise.
5458 * cse.c (canon_reg, cse_insn): Likewise.
5459 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
5460 * expmed.c (store_bit_field, extract_bit_field): Likewise.
5461 (emit_store_flag): Likewise.
5462 * expr.c (convert_move, emit_block_move): Likewise.
5463 (clear_storage, emit_push_insn, expand_increment): Likewise.
5464 (do_store_flag): Likewise.
5465 * expr.h (GEN_FCN): Likewise.
5466 (insn_gen_function): Die.
5467 * final.c (final_scan_insn): Update for insn_data change.
5468 (output_asm_name): Likewise.
5469 * function.c (fixup_var_refs_1): Likewise.
5470 * loop.c (check_dbra_loop): Likewise.
5471 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
5472 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
5473 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
5474 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
5475 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
5476 * regmove.c (gen_add3_insn): Likewise.
5477 * reload.c (push_secondary_reload, combine_reloads): Likewise.
5478 (find_reloads, find_reloads_address_1): Likewise.
5479 (debug_reload_to_stream): Likewise.
5480 * reload1.c (emit_reload_insns, gen_reload): Likewise.
5481 * stmt.c (expand_end_case): Likewise.
5482 * toplev.c (compile_file): Likewise.
5484 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5485 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5487 * print-rtl.c (insn_name_ptr): Remove declaration.
5488 (get_insn_name): Declare.
5489 (print_rtx): Use it.
5490 * genoutput.c (insn_name_ptr): Remove.
5491 (next_operand_number): New.
5492 (struct operand_data): New.
5493 (null_operand, odata, odata_end): New.
5494 (struct data): Use struct operand_data.
5495 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
5496 (get_insn_name): Renamed from name_for_index.
5497 (output_prologue): Define NO_MD_PROTOTYPES.
5498 (output_predicate_decls): Break out from output_epilogue.
5499 Iterate over the operands list.
5500 (output_operand_data): Break out from output_epilogue. Emit
5501 just the operands list.
5502 (output_insn_data): Break out from output_epilogue. Emit just
5504 (output_epilogue): Remove.
5505 (output_get_insn_name): New.
5506 (constraints, op_n_alternatives, predicates, address_p): Die.
5507 (modes, strict_low, seen): Die.
5508 (scan_operands): Take new param `d' instead of writing to
5509 seven global variables.
5510 (compare_operands): New.
5511 (place_operands): New.
5512 (validate_insn_alternatives): Update for struct data change.
5513 (gen_insn): Don't zero or copy 7 global arrays. Update for
5514 scan_operands; call place_operands.
5515 (gen_peephole, gen_expand, gen_split): Likewise.
5516 (main): Update for new output routines.
5518 * genattr.c (insn_name_ptr): Remove.
5519 (get_insn_name): New function.
5520 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
5521 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
5522 * genrecog.c: Likewise.
5524 * alpha.md (adddi3): Make `pattern' array static.
5526 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5528 * config/c4x/c4x.h (c4x_rpts_cycles_string,
5529 c4x_cpu_version_string): Constify char *.
5530 * config/c4x/c4x.c (c4x_rpts_cycles_string,
5531 c4x_cpu_version_string): Likewise.
5533 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
5535 * tree.c (save_tree_status): Revert 10 Sep change.
5536 (restore_tree_status): Likewise. Call obstack_free with NULL
5537 before freeing the obstack proper.
5539 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
5541 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
5543 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
5544 surrounding context.
5546 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
5548 * tree.c (type_hash_canon): Put all types in the hash-table, when
5551 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
5553 * recog.h (struct recog_data, recog_data): New.
5554 (recog_foo variables): Kill.
5555 * recog.c (recog_operand, recog_operand_loc): Kill.
5556 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
5557 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
5558 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
5559 (recog_data): Define.
5560 (extract_insn): Update all recog_foo references to use recog_data.
5561 (preprocess_constraints, constrain_operands): Likewise.
5562 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
5563 * genattrtab.c (main): Likewise.
5564 * genextract.c (main): Likewise.
5565 * genoutput.c: Likewise.
5566 * genrecog.c (write_subroutine, main): Likewise.
5567 * local-alloc.c (block_alloc): Likewise.
5568 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
5569 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
5570 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
5571 * reload.c (find_reloads, find_reloads_toplev): Likewise.
5572 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
5573 (reload_cse_simplify_operands): Likewise.
5575 * arc/arc.c (arc_final_prescan_insn): Likewise.
5576 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
5577 * h8300/h8300.c (notice_update_cc): Likewise.
5578 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
5579 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5580 * mn10200/mn10200.c (notice_update_cc): Likewise.
5581 * mn10300/mn10300.c (notice_update_cc): Likewise.
5582 * romp/romp.c (update_cc): Likewise.
5583 * sparc/sparc.c (check_pic): Likewise.
5584 * v850/v850.c (notice_update_cc): Likewise.
5586 * genemit.c (main): Don't declare recog_operand.
5588 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
5590 * ggc.h (rtvec_def): Forward declare.
5591 (tree_node): Likewise.
5594 (ggc_set_mark_rtx): Add prototype.
5595 (ggc_set_mark_rtvec): Likewise.
5596 (ggc_set_mark_tree): Likewise.
5597 * ggc-simple.c (ggc_root): Don't define.
5598 (roots): Don't declare.
5599 (ggc_mark_rtx): Remove.
5600 (ggc_mark_rtvec): Likewise.
5601 (ggc_mark_tree): Likewise.
5602 (ggc_mark_varray): Likewise.
5603 (ggc_mark_tree_hash_table_entry): Likewise.
5604 (ggc_mark_tree_hash_table): Likewise.
5605 (ggc_set_mart_rtx): New function.
5606 (ggc_set_mark_rtvec): Likewise.
5607 (ggc_set_mark_tree): Likewise.
5608 (ggc_add_root): Remove.
5609 (ggc_add_rtx_root): Likewise.
5610 (ggc_remove_tree_root): Likewise.
5611 (ggc_add_string_root): Likewise.
5612 (ggc_add_tree_varray_root): Likewise.
5613 (ggc_add_tree_hash_table_root): Likewise.
5614 (ggc_del_root): Likewise.
5615 (ggc_mark_rtx_ptr): Likewise.
5616 (ggc_mark_tree_ptr): Likewise.
5617 (ggc_mark_string_ptr): Likewise.
5618 (ggc_mark_tree_varray_ptr): Likewise.
5619 (ggc_mark_tree_hash_table_ptr): Likewise.
5620 * ggc-common.c: New file.
5621 * Makefile.in (OBJS): Add ggc-common.o.
5622 (ggc-common.o): List dependencies.
5624 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
5626 * cppalloc.c (xstrdup): Use memcpy.
5627 * cpperror.c (cpp_print_containing_files): Don't use
5629 * cpplib.c (conditional_skip): Set temp->lineno.
5630 (do_endif): Make error message less obscure.
5631 (if_directive_name): New function.
5632 (cpp_get_token [case EOF]): Unwind the if stack and generate
5633 error messages for each unterminated conditional in this file.
5634 (parse_string): Do not behave differently if -traditional.
5636 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
5638 * builtins.c (expand_builtin_va_arg): Cope with an array-type
5639 va_list decomposing to pointer-type.
5640 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
5641 (rs6000_va_arg): Likewise.
5643 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
5645 * except.c (start_dynamic_handler): Compute size using
5646 STACK_SAVEAREA_MODE.
5648 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5650 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
5651 include directory headers. Don't define strrchr. Don't provide
5652 my_* replacement functions. Prefer PTR over `pointer_type'.
5653 Don't prototype system functions. Don't redefine getopt.
5655 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
5656 safe_read, safe_write, save_pointers, restore_pointers,
5657 is_id_char, in_system_include_dir, directory_specified_p,
5658 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
5659 find_corresponding_lparen, referenced_file_is_newer,
5660 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5661 process_aux_info_file, identify_lineno, check_source,
5662 seek_to_line, forward_to_next_token_char, output_bytes,
5663 output_string, output_up_to, other_variable_style_function,
5664 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5665 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5666 find_static_definition, connect_defs_and_decs, add_local_decl,
5667 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5668 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5669 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5670 scan_for_missed_items, edit_file, string_list_cons): Add static
5672 (standard_exec_prefix, target_machine, target_version,
5673 default_syscalls_dir, string_list, string_list_cons, find_file,
5674 do_cleaning): Constify a char*.
5675 (safe_read, safe_write): Use PTR, not a char*.
5676 (is_id_char): Take an int, not a char.
5677 (main): Add prototype. Call return, not exit.
5679 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5681 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5682 when comparing types.
5684 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5686 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5687 (strength_reduce): Release the varrays from the no-bivs early exit.
5689 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5690 the loop over the registers.
5692 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5694 (restore_tree_status): Check that instead when freeing the obstack.
5696 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5698 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5701 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5703 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5704 operand size modifiers.
5706 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5708 * c-common.c (c_common_nodes_and_builtins): Don't build
5710 * c-common.h (enum c_tree_index and related accesor macros): Remove
5711 everything now declared in tree.h.
5712 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5713 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5714 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5715 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5716 unsigned_type_node, ptr_type_node, va_list_type_node,
5717 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5718 (init_decl_processing): Call build_common_tree_nodes and
5719 build_common_tree_nodes_2 instead of building their nodes here.
5720 Don't add roots for these nodes.
5721 * stor-layout.c (size_zero_node, size_one_node): Delete.
5722 (set_sizetype): Make a new node for bitsizetype each time.
5723 * tree.c (global_trees): New variable.
5724 (init_obstacks): Add a gc root for it.
5725 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5726 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5727 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5728 (build_common_tree_nodes): New function.
5729 (fix_sizetype): New function.
5730 (build_common_tree_nodes_2): New function.
5731 * tree.h (enum tree_index): New.
5732 (global_trees): Declare.
5733 Add accessor macros for all nodes now moved to global_trees.
5734 Delete their declarations.
5736 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5738 * c-decl.c (finish_function): When processing a nested function,
5739 push and pop GC context around rest_of_compilation.
5741 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5743 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5744 Default ix86_arch to PROCESSOR_I386.
5745 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5746 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5747 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5748 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5749 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5750 (EXTRA_SPECS): Remove deleted specs.
5752 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5754 * function.c (assign_stack_local_1): Allocate from
5755 function->x_frame_offset, not frame_offset.
5757 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5759 * ggc.h (lang_cleanup_tree): Remove.
5760 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5761 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5763 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5764 TYPE_LANG_SPECIFIC when garbage collecting.
5765 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5766 (lang_cleanup_tree): Remove.
5768 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5770 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5771 * crtstuff.c: Not here.
5772 * dwarf2out.c: Or here.
5773 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5776 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5778 * function.h (free_after_compilation): Remove decl parameter.
5779 (free_varasm_status0: Likewise.
5780 (free_emit_status): Likewise.
5781 (free_stmt_status): Likewise.
5782 (free_after_compilation): Likewise.
5783 (init_lang_status): New variable.
5784 (free_lang_status): Likewise.
5785 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5786 * function.c (init_lang_status): New variable.
5787 (free_lang_status): Likewise.
5788 (push_function_context_to): Don't set function::decl here.
5789 (free_after_copmilation): Make decl parameter implicit. Call
5790 free_lang_status if defined.
5791 (prepare_function_start): Call init_lang_status if defined.
5792 (init_function_start): Set function::decl here.
5793 * profile.c (output_func_start_profiler): Don't call pushdecl
5794 until we've actually started the function.
5795 * stmt.c (free_stmt_status): Make decl parameter implicit.
5796 * toplev.c (rest_of_compilation): Don't pass decl to
5797 free_after_compilation.
5798 * varasm.c (free_varasm_status): Likewise.
5800 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5802 * except.c (call_get_eh_context): Add root when allocating static
5805 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5807 * arm.c: Include "ggc.h".
5808 (arm_add_gc_roots): New function.
5809 (arm_override_options): Call it.
5810 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5812 * arm.md (define_asm_attributes): Add a pool_range attribute.
5814 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5816 * extend.texi (Volatiles): New node.
5818 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5820 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5821 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5822 (struct ggc_any): Replace `mark' with `magic_mark'.
5823 (ggc_alloc_string): Use memcpy, not bcopy.
5824 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5825 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5826 (ggc_free_any): New.
5827 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5828 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5829 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5830 Use IS_MARKED. Use ggc_free_any.
5832 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5834 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5836 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5838 * toplev.c (main): Always init_ggc.
5840 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5842 * except.c (find_all_handler_type_matches): Free the list if
5843 we found no matches.
5845 * combine.c (SUBST): Break out to a real function do_SUBST.
5846 (SUBST_INT): Likewise.
5847 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5848 (pre_insert): Free `inserted'.
5849 * loop.c (basic_induction_var): Always set `location'.
5851 * function.c (expand_function_end): Add initial_trampoline as a root.
5852 * rtl.h (init_varasm_once): Declare.
5853 * toplev.c (compile_file): Call it.
5854 * ggc-simple.c (ggc_mark_string_ptr): New.
5855 (ggc_add_string_root): New.
5856 (ggc_collect): Disable collection avoidance temporarily.
5857 * ggc.h (ggc_add_string_root): Declare.
5858 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5859 * optabs.c (init_libfuncs): Likewise.
5860 * varasm.c (named_section): Use ggc_alloc_string.
5861 (make_function_rtl): Likewise.
5862 (make_decl_rtl): Likewise.
5863 (assemble_static_space): Likewise.
5864 (assemble_trampoline_template): Likewise.
5865 (output_constant_def): Likewise.
5866 (force_const_mem): Likewise.
5867 (mark_const_hash_entry): New.
5868 (mark_pool_sym_hash_table): New.
5869 (mark_varasm_state): Use it.
5870 (init_varasm_once): New.
5872 * expr.h (init_one_libfunc): Declare.
5873 * optabs.c (init_one_libfunc): New.
5874 (init_optabs): Use it.
5875 * config/gofast.h: Likewise.
5876 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5877 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5879 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5881 * Makefile.in (cppexp.o): Depend on cpphash.h.
5882 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5884 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5885 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5886 redefining poisoned identifiers, etc.
5887 (do_undef): Don't allow poisoned identifiers to be undefined.
5888 (do_pragma): Add #pragma poison.
5889 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5891 * cccp.c: Add T_POISON node type.
5892 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5894 (do_define): Generalise to handle poisoned definitions,
5895 redefining poisoned identifiers, etc.
5896 (do_undef): Don't allow poisoned identifiers to be undefined.
5897 (do_pragma): Add #pragma poison.
5898 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5900 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5901 * c-pragma.h: Add ps_poison state. We now always have generic
5904 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5906 * ggc.h (ggc_alloc): New function.
5907 (ggc_mark): Likewise.
5908 * ggc-simple.c (ggc_any): New structure.
5909 (ggc_status): Add anys.
5910 (n_anys_collected): New variable.
5911 (ggc_alloc): Define.
5912 (ggc_mark): Likewise.
5913 (ggc_collect): Collect the anys.
5915 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5917 * c-decl.c (mark_binding_level): Make static to match prototype.
5919 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5921 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5923 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5925 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5926 will use into account. Expand the max width to 5.
5929 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5931 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5934 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5936 * alpha.md (call value patterns): Remove the result predicates.
5938 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5940 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5943 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5945 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5946 changed from extern char *, to extern PTR. Also fix typo in
5947 NEED_DECLARATION_REALLOC test.
5949 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5951 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5953 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5954 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5955 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5956 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5958 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5960 * cccp.c (pcfinclude): Likewise.
5962 * global.c (allocno_compare): Likewise.
5964 * haifa-sched.c (rank_for_schedule): Likewise.
5966 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5968 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5970 * stupid.c (stupid_reg_compare): Likewise.
5972 * tree.c (_obstack_allocated_p): Likewise.
5974 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5976 1999-09-08 Bruce Korb autogen@linuxbox.com
5978 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5979 why "gperf -F" fails.
5980 * gcc/cp/Makefile.in: ditto
5981 * gcc/Makefile.in: ditto
5982 * gcc/java/Makefile.in: ditto
5984 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5986 * lists.c: Include ggc.h.
5988 (init_EXPR_INSN_LIST_cache): Install it.
5990 * ggc-simple.c (init_ggc): Absorb the old init.
5991 (ggc_push_context): Use xcalloc.
5992 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5993 (ggc_collect): Add [rvts] tags to the collection stats.
5995 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5997 * cccp.c (main): Fix handling of -include and -imacros options.
5999 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
6001 * cpplib.c (cpp_push_buffer): Fix order of arguments.
6003 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6005 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
6008 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6010 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
6011 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
6012 and SET_DEST. Update comment.
6014 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6016 * config/c4x/c4x.c: Include ggc.h.
6017 (c4x_add_gc_roots): New function.
6018 (c4x_override_options): Call c4x_add_gc_roots.
6020 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
6022 * defaults.h (TARGET_ESC): Move ...
6023 * system.h: ... here, where Linas had it in the first place. Silly me.
6025 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
6027 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
6028 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
6029 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
6030 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
6031 * defaults.h (TARGET_ESC): Add default.
6033 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
6035 * configure.in: add i370-*-openedition, i370-*-mvs and
6036 i370-*-linux targets
6038 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
6040 * dsp16xxx.c: Include ggc.h
6041 (override_options): Mark GC roots.
6042 * mn10200.c: Include ggc.h.
6043 (asm_file_start): Mark GC roots.
6044 * tahoe.c: Include ggc.h.
6045 (extensible_operand): Mark GC roots.
6047 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
6049 * README: Add section discussing status of ELF ABI.
6050 * i370.c: Fix misc spelling mistakes.
6051 (i370_label_scan): Updated notes, exception handling.
6052 (i370_function_prolog): Simplify ELF stack handling.
6053 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
6054 (STACK_GROWS_DOWNWARD): ELF stack grows down.
6055 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
6056 * i370.md: (movdi): Add notes.
6057 (floatsidf2): Use stack not rtca for scratch float area.
6058 (iorsi3): Correct operand constraints.
6059 * x-oe: Restore TAROUTOPTS which are used by pax.
6061 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
6063 * rs6000.c: Include ggc.h.
6064 (rs6000_add_gc_roots): New function.
6065 (override_options): Call it.
6067 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
6069 * alpha.h (alpha_compare): New.
6070 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
6071 * alpha.c: Likewise for the definitions.
6072 (alpha_emit_conditional_branch): Update for alpha_compare.
6073 (alpha_emit_conditional_move): Likewise.
6074 * alpha.md (cmpdf, cmpdi): Likewise.
6075 (setcc patterns): Likewise. Zero alpha_compare after use.
6076 (sne): Optimize (x != 0) into (0U < x).
6078 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
6080 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
6081 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
6082 (INIT_EXPANDERS): Remove.
6083 * alpha.c: Include ggc.h.
6084 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
6085 (alpha_init_machine_status, alpha_mark_machine_status): New.
6086 (override_options): Install them.
6087 (struct machine_function): Moved to alpha.h.
6088 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
6089 (alpha_init_expanders): Remove.
6090 (alpha_return_addr): Adjust to use current_function->machine.
6091 (alpha_ra_ever_killed): Likewise.
6092 (alpha_expand_epilogue): Likewise.
6093 * alpha.md (eh_epilogue): Likewise.
6095 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
6096 Melissa O'Neill <oneill@cs.sfu.ca>
6097 Geoffrey Keating <geoffk@cygnus.com>
6099 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
6100 call-used registers (call-saved registers must still be contiguous
6101 and end with r31, of course).
6103 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
6105 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
6106 (self_promoting_type_p): Delete.
6107 (self_promoting_args_p): Move ...
6108 * c-common.c: ... here.
6109 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
6110 (simple_type_promotes_to): New.
6111 * builtins.c (lang_type_promotes_to): New.
6112 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
6113 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
6114 * c-common.h: ... here.
6115 (self_promoting_args_p, simple_type_promotes_to): Declare.
6116 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
6117 (grokdeclarator): Likewise.
6118 * tree.h (lang_type_promotes_to): Declare.
6120 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
6122 Add some machine-dependent GC roots.
6123 * sparc.c: Include ggc.h.
6124 (sparc_add_gc_roots): New function.
6125 (mark_ultrasparc_pipeline_state): Likewise.
6126 (override_options): Call sparc_add_gc_roots.
6127 * pa.c: Include ggc.h.
6128 (pa_add_gc_roots): New function.
6129 (mark_deferred_plabels): Likewise.
6130 (override_options): Call pa_add_gc_roots.
6131 * mips.c: Include ggc.h.
6132 (mips_add_gc_roots): New function.
6133 (override_options): Use it.
6135 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6137 * cpperror.c (cpp_file_line_for_message): Constify a char*.
6139 * cppexp.c (parse_number, parse_charconst, cpp_lex,
6140 cpp_parse_expr): Add static prototypes.
6141 (parse_charconst): Don't cast away const-ness.
6142 (token): Constify a char*.
6144 * cppfiles.c (file_name_list, include_hash, find_include_file,
6145 finclude, initialize_input_buffer): Constify a char*.
6146 (file_cleanup, find_position): Add static prototypes.
6148 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
6149 collect_expansion): Add static prototypes.
6150 (cpp_install, create_definition, monthnames): Constify a char*.
6152 * cpphash.h (cpp_install): Likewise.
6154 * cppinit.c (known_suffixes, default_include,
6155 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
6156 (base_name, dump_special_to_buffer, initialize_dependency_output):
6157 Add static prototypes.
6159 * cpplib.c (my_strerror): Constify a char*.
6160 (null_underflow, null_cleanup, skip_comment, copy_comment,
6161 copy_rest_of_line, handle_directive, pass_thru_directive,
6162 get_directive_token, read_line_number, cpp_print_file_and_line,
6163 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
6164 v_cpp_warning_with_line, detect_if_not_defined,
6165 consider_directive_while_skipping): Add static prototypes.
6166 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
6167 cpp_pedwarn_with_file_and_line): Constify a char*.
6169 * cpplib.h (cpp_options, include_hash, progname, definition,
6170 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
6171 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
6172 find_include_file, deps_output, include_hash): Constify a char*.
6174 * cppmain.c (progname): Constify.
6175 (main): Add prototype. Use return, not exit.
6177 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
6178 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
6179 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
6180 check_protection): Add static prototype.
6182 (progname, recognized_macrom, recognized_extern): Constify a char*.
6183 (main): Add prototype.
6185 * gen-protos.c (progname): Constify a char*.
6187 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
6189 * emit-rtl.c (free_emit_status): Take decl as a parameter.
6190 (init_emit_once): Add more GC roots.
6191 * except.c (mark_func_eh_entry): New function.
6192 (mark_eh_node): Mark false_label and rethrow_label.
6193 (init_eh): Add more GC roots.
6194 * function.c (free_after_compilation): Take decl as a paramter.
6195 Call free_stmt_status.
6196 (mark_function_state): Don't assume x_parm_reg_stack_loc is
6198 * function.h (free_after_compilation): Change prototype.
6199 (free_varasm_status): Likewise.
6200 (free_emit_status): Likewise.
6201 (free_stmt_status): New function.
6202 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
6203 Remove, replacing with ...
6204 (ggc_status): New structure.
6205 (ggc_chain): New variable.
6207 (ggc_push_context): New function.
6208 (ggc_pop_context): Likewise.
6209 (ggc_alloc_rtx): Adjust for use of ggc_chain.
6210 (ggc_alloc_rtvec): Likewise.
6211 (ggc_alloc_tree): Likewise.
6212 (ggc_alloc_string): Likewise.
6213 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
6214 (ggc_mark_tree): Give language-dependent code a chance to mark
6216 (ggc_mark_tree_varray): Handle empty arrays.
6217 (ggc_collect): Adjust for use of ggc_chain. Clear
6218 bytes_alloced_since_last_gc.
6219 * ggc.h (ggc_pop_context): New function.
6220 (ggc_push_context): Likewise.
6221 * print-tree.c (print_node): Don't print obstacks when GC'ing.
6222 * stmt.c (free_stmt_status): New function.
6223 (init_stmt_for_function): Clear last_expr_value.
6224 * toplev.c (rest_of_compilation): Always call free_after_compilation.
6225 Conditionalize call to ggc_collect.
6226 (main): Call init_ggc.
6227 * tree.c (push_obstacks): Do the push, even when GC'ing.
6228 (push_obstacks_nochange): Likewise.
6229 (pop_obstacks): Liekwise.
6230 * varasm.c (free_varasm_status): Take decl as a parameter.
6232 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
6234 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
6235 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
6236 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
6237 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
6239 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
6241 * pa/x-pa-mpeix: New file for the MPE port.
6243 * pa/quadlib.asm: New file for long double support.
6245 * configure.in: Add hppa1.0-*-mpeix for MPE port.
6246 * configure: Rebuilt.
6248 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
6250 * final.c (shorten_branches): Fix last change.
6252 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
6254 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
6256 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
6258 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
6261 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6263 * c-aux-info.c (concat): Don't define.
6265 * cccp.c (my_strerror): Likewise. All callers changed to use
6267 (do_include): Call xstrdup, not xmalloc/strcpy.
6268 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
6269 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
6271 * collect2.c (my_strsignal): Likewise. All callers changed to use
6273 (locatelib): Call xstrdup, not xmalloc/strcpy.
6275 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
6277 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
6279 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
6281 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
6283 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
6285 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
6287 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
6289 (find_all_handler_type_matches): Likewise. Don't check return
6291 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
6292 xmalloc, not malloc.
6293 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
6295 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
6296 (init_spec): Call xcalloc, not xmalloc/bzero.
6297 (set_spec): Call xstrdup, not save_string.
6298 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
6299 (find_a_file): Call xstrdup, not xmalloc/strcpy.
6300 (process_command): Call xstrdup, not save_string.
6301 (main): Call xcalloc, not xmalloc/bzero.
6303 * gcov.c (xmalloc): Don't define.
6304 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
6305 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
6306 (output_data): Call xcalloc, not xmalloc/bzero.
6308 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
6310 * mips-tdump.c (xmalloc): Don't define.
6311 (print_symbol): Call xmalloc, not malloc.
6312 (read_tfile): Call xcalloc, not calloc.
6314 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
6315 Don't define. All callers of xfree/my_strsignal changed to use
6316 free/strsignal instead.
6317 (allocate_cluster): Call xcalloc, not calloc.
6319 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
6320 Fix memory leak, free allocated memory.
6322 * prefix.c (translate_name): Call xstrdup, not save_string.
6323 (update_path): Likewise.
6325 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
6327 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
6328 Don't define. Callers of xfree/savestring2 changed to use
6329 free/concat instead.
6331 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
6332 (init_elim_table): Likewise.
6334 * resource.c (init_resource_info): Likewise.
6336 * stupid.c (stupid_life_analysis): Likewise.
6338 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
6339 (open_dump_file): Call concat, not xmalloc/strcpy/...
6340 (clean_dump_file): Likewise.
6341 (compile_file): Call xstrdup, not xmalloc/strcpy.
6343 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
6345 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
6346 * v850.c (v850_va_arg): New.
6348 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6350 * haifa-sched.c: Tidy comments.
6352 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6354 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
6355 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
6356 $(out_object_file)): Depend on ggc.h.
6357 * c-common.c: Include "ggc.h".
6358 (combine_strings): If doing GC, use ggc_alloc_string.
6359 * c-decl.c: Include "ggc.h".
6360 (ggc_p): Define with value 0.
6361 (mark_binding_level): New function.
6362 (init_decl_processing): Add GC roots.
6363 (mark_c_function_context): New function.
6364 (lang_mark_false_label_stack): New function.
6365 (lang_mark_tree): New function.
6366 (lang_cleanup_tree): New function.
6367 * c-lang.c: Include "ggc.h".
6368 (lang_init): Call c_parse_init.
6369 * c-lex.c: Include "ggc.h".
6370 (check_linenum): If doing GC, don't copy filenames to permanent
6372 * c-parse.in: Include "ggc.h".
6373 (c_parse_init): New function.
6374 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
6375 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
6377 * except.c (mark_eh_state): Mark more state.
6378 * function.c (mark_function_state): Likewise.
6379 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
6380 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
6381 * toplev.c (mark_file_stack): New function.
6382 (compile_file): If doing GC, use ggc_alloc_string on input filename.
6383 (main): Add root for input_file_stack.
6385 * i386.c: Include "ggc.h".
6386 (ix86_mark_machine_status): New function.
6387 (override_options): Set mark_machine_status.
6389 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6391 * tree.c (copy_node): Copy node contents also if doing GC.
6393 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6395 * collect2.c (scan_libraries): Fix double-thinko :-).
6397 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
6399 * collect2.c (scan_libraries): Fix thinko.
6401 * cse.c (delete_trivially_dead_insns): Do not skip the last
6402 insn if it is a real insn.
6404 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
6406 * Makefile.in (ggc-simple.o): Depend on hash.h.
6407 * ggc.h (ggc_add_tree_hash_table_root): Declare.
6408 (ggc_mark_tree_varray): Likewise.
6409 (ggc_mark_tree_hash_table): Likewise.
6410 * ggc-simple.c: Include hash.h.
6411 (ggc_mark_tree_hash_table_ptr): New function.
6412 (ggc_mark_tree_hash_table_entry): Likewise.
6413 (ggc_mark_tree_hash_table): Likewise.
6414 (ggc_add_tree_hash_table_root): Likewise.
6415 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
6416 rtx, when defining fields.
6418 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6420 * profile.c (output_func_start_profiler): Remove apparently
6421 nonsensical call to start_sequence.
6423 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
6425 * clipper/clipper.c (clipper_va_start): Fix typos.
6427 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
6428 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
6429 (spur_va_arg): New stub.
6431 * configure.in: Comment out pyramid.
6433 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
6435 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
6436 don't conflict with the bits that win32, cygwin, and dgux
6439 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
6440 Bernd Schmidt <bernds@cygnus.co.uk>
6442 * integrate.c (function_cannot_inline_p): Do not inline
6443 functions with forced labels.
6445 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
6446 Bernd Schmidt <bernds@cygnus.co.uk>
6447 Mark Mitchell <mark@codesourcery.com>
6449 * Makefile.in (ggc-simple.o): Depend on varray.h.
6450 (rtl.o): Depend on ggc.h.
6451 (genattrtab.o): Depend on ggc.h.
6452 (print-tree.o): Likewise.
6453 (fold-const.o): Likewise.
6454 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
6455 (make_insn_raw): Don't cache insns when GC'ing.
6456 (emit_insn_before): Likewise.
6457 (emit_insn_after): Likewise.
6458 (emit_insn): Likewise.
6459 (start_sequence): Use xmalloc to allocate the sequence_stack.
6460 (end_sequence): Add free to free it.
6461 (gen_sequence): Don't cache insns when GC'ing.
6462 (clear_emit_caches): Don't use sequence_element_free_list.
6463 (init_emit): Use xcalloc, not xmalloc+bzero.
6464 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
6465 * function.c (pop_function_context_from): Use free to free the
6466 fixup_var_refs_queue.
6467 (put_reg_into_stack): Allocate it with xmalloc.
6468 * genattrtab.c: Include ggc.h.
6469 (operate_exp): Don't use obstack_free when GC'ing.
6470 (simplify_cond): Likewise.
6471 (simplify_text_exp): Likewise.
6472 (optimize_attrs): Likewise.
6473 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
6475 (gencode): Generate a #include for ggc.h.
6476 * ggc-callbacks.c (ggc_p): Define it to zero.
6477 * ggc-none.c (ggc_p): Likewise.
6478 * ggc-simple.c: Include varray.h.
6479 (ggc_mark_tree_varray): New function.
6480 (ggc_add_tree_varray_root): Likewise.
6481 (ggc_mark_tree_varray_ptr): Likewise.
6482 * ggc.h (ggc_p): Declare.
6483 (varray_head_tag): Likewise.
6484 (ggc_add_tree_varray_root): Declare.
6485 * print-tree.c (print_node): Don't check for TREE_PERMANENT
6486 inconsistencies when GC'ing.
6487 * rtl.c: Include ggc.h.
6488 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
6489 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
6490 (rtx_free): Don't call obstack_free when GC'ing.
6491 * toplev.c (rest_of_compilation): Call ggc_collect after every
6493 * tree.c (push_obstacks): Do nothing, if GC'ing.
6494 (pop_obstacks_nochange): Likewise.
6495 (pop_obstacks): Likewise.
6496 (make_node): Use ggc_alloc_tree when GC'ing.
6497 (copy_node): Likewise.
6498 (get_identifier): Use ggc_alloc_string when GC'ing.
6499 (build_string): Likewise.
6500 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
6501 (tree_cons): Likewise.
6503 (type_hash_canon): Don't call obstack_free when GC'ing.
6505 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
6507 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
6508 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
6510 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
6511 Bernd Schmidt <bernds@cygnus.co.uk>
6512 Mark Mitchell <mark@codesourcery.com>
6514 * Makefile.in (stor-layout.o): Depend on ggc.h.
6515 (expr.o): Depend on ggc.h.
6516 (profile.o): Depend on ggc.h.
6517 (stor-layout.o): Depend on ggc.h.
6518 * emit-rtl.c (init_emit_once): Add gc roots.
6519 * expr.c: Include ggc.h.
6520 (emit_block_move): Add gc roots.
6521 (clear_storage): Likewise.
6522 * expr.h (init_stor_layout_once): New function.
6523 * profile.c: Include ggc.h.
6524 (init_arc_profiler): profiler_label is a root.
6525 * scan.c (make_sstring_space): Trust xrealloc to function
6526 correctly with first parameter NULL.
6527 * stor-layout.c: Include ggc.h.
6528 (set_sizetype): Add gc root.
6529 (init_stor_layout_once): New function.
6530 * toplev.c (compile_file): Call it.
6532 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
6533 Bernd Schmidt <bernds@cygnus.co.uk>
6534 Mark Mitchell <mark@codesourcery.com>
6536 * Makefile.in (tree.o): Depend on ggc.h.
6537 (varasm.o): Likewise.
6538 (function.o): Likewise.
6540 (except.o): Likewise.
6541 (optabs.o): Likewise.
6542 (emit-rtl.o): Likewise.
6543 * emit-rtl.c: Include ggc.h.
6544 (sequence_element_free_list): Remove, and all references.
6545 (mark_sequence): New functions.
6546 (mark_emit_state): New function.
6547 * except.c: Include ggc.h.
6548 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
6549 (mark_tree_label_node): New functions.
6550 (mark_eh_state): New function.
6551 * function.c: Include ggc.h.
6552 (mark_temp_slot, mark_function_chain): New functions.
6553 (mark_function_state): New function.
6554 (init_function_once): New function.
6555 * function.h (init_function_once): New function.
6556 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
6557 * ggc.h (label_node): Declare.
6558 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
6559 (lang_mark_false_label_stack): New function.
6560 (mark_temp_slot): Remove declaration.
6561 (mark_function_chain): Likewise.
6562 (mark_eh_state): Adjust prototype.
6563 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
6565 * optabs.c: Include ggc.h.
6566 (mark_optab): New function.
6567 (init_optabs): Add gc roots.
6568 * stmt.c: Include ggc.h.
6569 (mark_cond_nesting, mark_loop_nesting): New functions.
6570 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
6571 (mark_stmt_state): New function.
6572 * toplev.c (compile_file): Call init_function_once.
6573 * tree.c: Include ggc.h.
6574 (type_hash): Move declaration earlier in file.
6575 (TYPE_HASH_SIZE, type_hash_table): Likewise.
6576 (init_obstacks): Add gc roots.
6577 (mark_type_hash): New function.
6578 * varasm.c: Include ggc.h.
6579 (mark_pool_constant): New function.
6580 (mark_varasm_state): New function.
6582 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6584 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
6586 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6588 * c-decl.c (struct language_function): Renamed from struct c_function.
6590 (c_function_chain): Delete.
6591 (push_c_function_context): New arg F. Don't warn about nested
6592 functions here. Fill LANGUAGE elt of F. Delete code to update
6593 c_function_chain. Don't call push_function_context.
6594 (pop_c_function_context): New arg F. Restore from there instead of
6595 from c_function_chain. Don't call pop_function_context. Clear out
6596 LANGUAGE field of F when done.
6597 * c-lang.c: Include "function.h"
6598 (lang_init): Initialize save_lang_status and restore_lang_status.
6599 * c-parse.in (nested_function, nested_function_notype): Warn about
6600 nested functions. Call push_function_context/pop_function_context
6601 instead of the _c_ variants.
6602 * c-tree.h (push_c_function_context, pop_c_function_context): Update
6604 * Makefile.in (c-lang.o): Update dependencies.
6606 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
6607 regno_pointer_flag, regno_pointer_align.
6608 (gen_reg_rtx): Use xrealloc to enlarge them.
6609 (free_emit_status): New function.
6610 * function.c (mark_machine_status, mark_lang_status): New variables.
6611 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
6612 in some bits from assign_stack_local. All callers changed to use new
6614 (assign_stack_local): Just call assign_stack_local_1.
6615 (free_after_compilation): New function.
6616 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
6617 (trampoline_address): Likewise.
6618 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
6619 (prepare_function_start): Explicitly clear some more variables.
6620 * function.h (struct function): New elt can_garbage_collect.
6621 (mark_machine_status, mark_lang_status): Declare variables.
6622 (free_after_compilation, free_emit_status, free_varasm_status,
6623 init_varasm_status): Declare functions.
6624 * toplev.c (rest_of_compilation): Call free_after_compilation when
6625 done with the current function.
6626 * varasm.c (free_varasm_status): New function.
6628 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
6630 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
6631 (EXPAND_BUILTIN_VA_ARG): Define.
6632 * sparc.c (sparc_va_start): New.
6633 (sparc_va_arg): New.
6635 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6637 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
6639 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6641 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
6643 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
6645 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
6647 (ggc-callbacks.o): New target.
6648 * ggc-callbacks.c: New file.
6650 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6652 * expr.h: Collapse individual optab and libfunc vars to arrays.
6653 (optab_index, libfunc_index): New enumerations.
6654 (optab_table, libfunc_table): New arrays.
6655 Add accessor macros for both.
6657 * optabs.c (optab_table, libfunc_table): New.
6658 Delete declarations for individual optab and libfunc vars.
6660 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6662 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6664 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6666 * Makefile.in (GGC, GGC_LIB): New.
6667 (HOST_RTL): Include ggc-none.o.
6668 (ggc-simple.o): New target.
6669 (ggc-none.o): Likewise.
6670 * tree.h (tree_common): Add gc_mark.
6671 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6672 (struct rtvec_def): Add gc_mark.
6673 * emit-rtl.c (global_rtl): Update static initializers to contain
6674 enough initializers.
6675 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6676 * toplev.c (gc_time): New variable.
6677 (all_time): New variable.
6678 (compile_file): Print gc time.
6679 (print_time): Calculate percentage of the whole.
6681 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6683 Change obstack memory management and varasm constant pool handling so
6684 that nested functions are treated like any other functions.
6685 * function.c (init_machine_status): New variable.
6686 (push_function_context_to): Set contains_functions for the outer
6687 function. Don't call save_varasm_status.
6688 (pop_function_context_from): Don't call restore_varasm_status. Don't
6689 set current_function_contains_functions.
6690 (prepare_function_start): Call init_varasm_status rather than
6691 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6693 * function.h (struct function) Add field varasm. Delete fields
6694 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6695 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6696 (init_machine_status): Declare.
6697 (save_varasm_status, restore_varasm_status): Delete declarations.
6698 (save_tree_status, restore_tree_status): Delete last argument.
6699 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6700 code. All callers changed.
6701 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6702 save_constants_in_decl_trees, restore_constants, save_constants,
6703 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6705 (inlining): New variable.
6706 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6707 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6709 (save_for_inline_nocopy): Don't save constants.
6710 Don't set inl_emit field in current_function.
6711 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6712 function. Set new variable inlining before
6713 calling copy_rtx_and_substitute.
6714 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6715 constant pool references if inlining is nonzero.
6716 Delete ADDRESS and (most of the) CONST cases.
6717 (output_inline_function): Save and restore current_function/
6718 current_function_decl. Delete restore_constants code. Don't call
6719 init_const_rtx_hash_table.
6720 * output.h (init_const_rtx_hash_table): Don't declare.
6721 * rtl.h (struct function): Declare.
6722 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6723 * toplev.c (rest_of_compilation): Don't treat nested functions or
6724 functions containing them specially. Delete all code to deal with
6725 save_for_inline_copying.
6726 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6727 inline_obstacks): Delete variables.
6728 (save_tree_status): Lose arg CONTEXT. All callers changed.
6729 Simply allocate a new function_maybepermanent_obstack for the new
6730 function, delete all the special cases.
6731 Don't save inline_obstacks.
6732 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6733 Delete special handling for function_maybepermanent_obstack; simply
6735 Don't restore inline_obstacks.
6736 (permanent_allocation): Delete code that frees inline_obstacks.
6737 (print_inline_obstack_statistics): Delete function.
6738 (dump_tree_statistics): Don't call it.
6739 * varasm.c (struct varasm_status): New.
6740 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6741 last_pool, pool_offset, const_double_chain): Delete global
6742 variables, replace with accessor macros.
6743 (immed_double_const): Don't walk const_double_chain outside a
6744 function, but don't treat nested functions specially anymore.
6745 (immed_real_const_1): Likewise.
6746 (clear_const_double_mem): Don't treat nested functions specially.
6747 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6748 (save_varasm_status, restore_varasm_status): Delete functions.
6749 (init_varasm_status): New function.
6750 (force_const_mem): Don't treat nested functions specially.
6751 (find_pool_constant): Accept new arg F, search for constants in
6752 that function's pool rather than the current one. All callers
6754 (get_pool_constant_for_function, get_pool_mode_for_function): New
6757 * i386.c (init_386_machine_status): New function, mostly from
6758 clear_386_stack_locals.
6759 (struct machine_functions): Rename element names to avoid name
6761 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6762 macros, replacing global variables.
6763 (clear_386_stack_locals, save_386_machine_status,
6764 restore_386_machine_status): Delete functions.
6765 (override_options): Initialize init_machine_status.
6766 * i386.h (INIT_EXPANDERS): Delete macro.
6767 (save_386_machine_status, restore_386_machine_status,
6768 clear_386_stack_locals): Delete declarations.
6770 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6772 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6773 (doloop_begin): Simplify pattern and use emit_jump_insn.
6774 (doloop_end): Simplify pattern, switch operand order,
6775 and use emit_jump_insn.
6777 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6779 * function.h (struct function): Add new element LANGUAGE.
6780 (save_lang_status): Declare new variable.
6781 (restore_lang_status): Likewise.
6782 * function.c (save_lang_status): Define.
6783 (restore_lang_status): Likewise.
6784 (push_function_context_to): Call language-specific save function.
6785 (pop_function_context_from): Call language-specific restore function.
6787 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6789 * i386.md (movsf_1): Check REG_P before use of REGNO.
6790 (movdf_1): Likewise.
6791 (movxf_1): Likewise.
6792 (extendsfdf2): Likewise.
6793 (extendsfxf2): Likewise.
6794 (extenddfxf2): Likewise.
6796 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6798 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6799 constants into memory.
6800 (c4x_shiftable_constant): New function.
6801 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6802 (c4x_shiftable_constant): Declare.
6803 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6804 ashlqi3_noclobber): Add new patterns and associated splitters.
6806 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6808 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6809 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6810 * final.c (shorten_branches): Likewise.
6811 * global.c (global_alloc): Likewise.
6812 * haifa-sched.c (build_control_flow): Likewise.
6813 * stmt.c (check_for_full_enumeration_handling): Likewise.
6814 (estimate_case_costs): Likewise.
6816 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6818 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6820 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6822 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6823 (recompute_reg_usage): Likewise.
6824 * rtlanal.c (find_regno_fusage): Likewise.
6826 * rtl.c (rtl_check_failed_code1): New function.
6827 (rtl_check_failed_code2): New.
6828 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6829 (RTL_CHECKC1, RTL_CHECKC2): New.
6830 (XC*): New accessor macros.
6831 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6832 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6833 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6834 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6835 (TRAP_*, RANGE_INFO_*): Likewise.
6837 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6839 * Makefile.in (tlink.o): Don't depend on toplev.h.
6841 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6842 output_file, nm_file_name, ldd_file_name, strip_file_name,
6843 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6844 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6845 fork_execute, maybe_unlink, add_to_list,
6846 extract_init_priority, write_list, dump_list,
6847 dump_prefix_list, write_list_with_asm, write_c_file,
6848 write_c_file_stat, write_c_file_glob, scan_prog_file,
6849 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6850 ignore_library, extract_string, notice, dump_file, target_machine,
6851 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6852 read_file, print_load_command): Constify a char*.
6853 (fdopen, error, fatal, fatal_perror): Don't prototype.
6854 (my_strerror): Remove. All callers use xstrerror instead.
6855 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6856 (main): Add prototype. Constify lots of char* ptrs. Change calls
6857 to xcalloc/strcpy/strcat/... to one call to concat.
6858 (main, scan_prog_file, scan_libraries): Use an intermediate
6859 `const char **' to build an argv array.
6860 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6862 * collect2.h (collect_execute, collect_wait, dump_file,
6863 file_exists): Constify a char*.
6864 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6865 temporary_firstobj, vflag, debug): Add extern declarations.
6866 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6868 * tlink.c: Don't include toplev.h.
6869 (vflag, debug, ldout, c_file_name, temporary_obstack,
6870 permanent_obstack, temporary_firstobj): Don't declare.
6871 (tlink_execute, frob_extension, symbol_hash_lookup,
6872 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6873 recompile_files, read_repo_files, demangle_new_symbols,
6874 scan_linker_output): Constify a char*.
6875 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6876 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6878 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6880 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6881 (relative) rather than jsr (absolute) subroutine call insns.
6882 * config/m68k/m68k-coff.h: Ditto.
6884 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6886 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6887 now rework these too.
6888 (arm_reorg): If an insn can't reach the end of the current pool,
6889 ensure that we emit that pool before the insn.
6891 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6893 * tlink.c (scan_linker_output): Skip the initial underscore in
6894 a mangled name if appropriate.
6896 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6898 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6899 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6900 error_with_ivar, gen_declarator, create_builtin_decl,
6901 my_build_string, generate_descriptor_table, generate_ivars_list,
6902 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6903 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6904 dump_base_name, lang_decode_option, build_encode_expr,
6905 start_class, finish_class, encode_pointer, really_start_method,
6906 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6908 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6909 Add static prototypes.
6910 (build_objc_string_decl, build_selector_reference_decl,
6911 encode_bitfield, build_class_reference_decl): Remove unused
6912 parameter, all callers changed.
6913 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6914 (objc_printable_name): Likewise. Change second parameter to type int.
6915 (init_objc): Use memcpy, not bcopy, to avoid casts.
6917 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6919 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6920 reg notes on a deleted insn.
6921 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6923 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6925 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6927 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6929 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6932 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6934 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6935 * tm.texi (MD_ASM_CLOBBERS): Document it.
6937 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6939 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6940 * except.c (expand_rethrow): Remove unused variable.
6941 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6942 * flow.c (replace_insns): Likewise.
6943 (create_edge_list, verify_edge_list): Likewise.
6944 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6946 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6947 is special code to run.
6948 (main): Don't define operands to emit_operand.
6949 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6951 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6953 * alpha/alpha.h (normal_memory_operand): Declare.
6954 (reg_no_subreg_operand): Declare.
6955 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6957 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6959 * c-parse.in (compstmt_primary_start): New, broken out of first
6960 part of compstmt handling in primary.
6961 (primary): Use it. Add an error clause.
6962 (compstmt_nostart): Renamed from compstmt; remove all
6963 initial invocations of compstmt_start.
6966 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6968 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6971 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6973 * combine.c (simplify_shift_const): Remove extra semicolon.
6974 * dwarf2out.c (remove_AT): Likewise.
6975 * expmed.c (expand_mult): Likewise.
6976 * gcov.c (create_program_flow_graph): Likewise.
6977 * reorg.c (mostly_true_jump): Likewise.
6979 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6981 * fold-const.c (fold_range_test): Do not try to fold the range
6982 test if the rhs or lhs has side effects.
6984 * combine.c (simplify_rtx): Recognize another case of a synthesized
6987 * varasm.c (mark_constant_pool): When marking indirect references,
6988 only look at SYMBOL_REFs.
6990 * except.c (expand_fixup_region_end): Do not peek at
6991 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6993 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6995 * flags.h: New variables align_loops, align_loops_log,
6996 align_jumps, align_jumps_log, align_labels, align_labels_log,
6997 align_functions, align_functions_log.
6998 * toplev.c: Define them.
6999 (f_options): Handle -falign-* when they have no argument.
7000 (main): Add logic to set variables for -falign-functions,
7001 -falign-jumps, -falign-labels, -falign-loops.
7002 Make it -fsched-verbose=<n> and -finline-limit=<n>.
7003 (display_help): Change help to match options.
7004 * final.c (LABEL_ALIGN): Default to align_labels_log.
7005 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
7006 (LOOP_ALIGN): Default to align_loops_log.
7007 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
7008 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
7009 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
7010 * varasm.c (assemble_start_function): Handle align_functions.
7012 * config/sparc/sparc.h: Don't declare sparc_align_*.
7013 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
7014 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
7016 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
7018 * config/sparc/sparc.c: Delete sparc_align_loops,
7019 sparc_align_jumps, sparc_align_funcs and the corresponding string
7021 (sparc_override_options): Default align_functions on ultrasparc.
7022 Delete -malign-* handling.
7024 * config/mips/mips.c (override_options): On 64-bit targets,
7025 try to align code to 64-bit boundaries.
7026 (print_operand): New substitution, %~,
7027 which aligns labels to align_labels_log.
7028 * config/mips/mips.md (div_trap_normal): Use %~.
7029 (div_trap_mips16): Likewise.
7034 (ashldi3_internal): Likewise.
7035 (ashrdi3_internal): Likewise.
7036 (lshrdi3_internal): Likewise.
7037 (casesi_internal): Likewise.
7039 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
7041 Merge new ia32 backend from the branch!
7043 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
7044 See ChangeLog.P2 on new_ia32_branch for details.
7046 * rtl.h (stack_regs_mentioned_p): Delete prototype.
7047 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
7048 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7049 * i386/gas.h (ASM_FILE_START): Define.
7050 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
7051 for name change of ix86_valid_decl_attribute_p.
7052 (i386_pe_valid_type_attribute_p): Similarly.
7054 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
7056 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
7057 to step through CC modes.
7059 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7061 * regmove.c (fixup_match_1): Don't move INSN in front of P if
7062 it would end up in the shadow of a live flags regsiter.
7064 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7066 * reload1.c: Fix many indentation problems.
7067 * reload.c: Likewise.
7069 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
7071 * alias.c (non_local_reference_p): Constify fmt.
7073 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
7075 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
7077 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
7079 * cse.c (delete_trivially_dead_insns): Do not delete stores to
7080 the internal_arg_pointer.
7082 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
7084 Merge peephole2 from new_ia32_branch:
7085 * Makefile.in (STAGESTUFF): Add *.peephole2.
7086 (mostlyclean): Likewise.
7087 (recog.o): Depend on resource.h.
7089 * final.c (peephole): Conditionalize decl on HAVE_peephole.
7090 (final_scan_insn): Likewise for the invocation of peephole.
7091 * genconfig.c (main): Look for peephole and peephole2 patterns.
7092 Emit HAVE_peephole* accordingly.
7093 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
7094 * flags.h (flag_peephole2): Declare.
7095 * toplev.c: New pass peephole2. New flag -fpeephole2.
7097 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
7098 * gencodes.c (main): Likewise.
7099 * genextract.c (main): Likewise.
7100 * genoutput.c (main): Likewise.
7101 * genemit.c (max_operand_1): Look for the max scratch operand.
7102 (gen_rtx_scratch): New.
7103 (gen_exp): Use it, and pass on new arg subroutine_type.
7104 (gen_expand): Take max scratch into account.
7105 (gen_split): Emit peephole2 functions.
7106 (output_peephole2_scratch): New.
7107 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
7108 * genrecog.c (routine_type): Add PEEPHOLE2.
7110 (make_insn_sequence): Match outer parallel for peep2. Discard
7111 top level scratches and dups.
7112 (add_to_sequence): New args insn_type and top. Update all callers.
7113 Handle toplevel peep2 matching insns.
7114 (write_subroutine): Handle peep2.
7115 (write_tree_1): Likewise.
7116 (write_tree): Likewise.
7118 (change_state): New arg afterward. Update all callers.
7119 Handle matching separate insns.
7120 * recog.c (recog_next_insn): New.
7121 (peephole2_optimize): New.
7122 * rtl.def (DEFINE_PEEPHOLE2): New.
7123 * resource.c (find_free_register): New argument last_insn. Use it
7124 to find a register available through the entire span.
7125 * resource.h (find_free_register): Update prototype.
7127 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
7129 * i386.c (output_strlen_unroll): Don't write xops[7]
7130 label if it wasn't set.
7132 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
7134 * cpplib.c (struct directive): Const-ify name pointer and
7135 function pointer prototype.
7136 (validate_else, do_define, do_line, do_include, do_undef,
7137 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
7138 do_elif, do_endif, do_sccs, do_assert, do_unassert,
7139 do_warning): Const-ify second arg.
7140 (directive_table): Mark const. Reorder entries by frequency
7141 of usage, record statistics.
7143 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
7145 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
7146 bounds- check RTL accesses if --enable-checking.
7147 (RTVEC_ELT): Bounds check if --enable-checking.
7148 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
7149 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
7150 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
7152 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
7153 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
7155 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
7156 (NOTE_SOURCE_FILE): Use X0STR.
7157 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
7158 MEM_ALIAS_SET): Use X0INT.
7159 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
7160 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
7162 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
7163 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
7164 (rtl_check_failed_bounds, rtl_check_failed_type1,
7165 rtl_check_failed_type2, rtvec_check_failed_bounds): New
7167 (fancy_abort): Fix comment.
7169 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
7170 (cse_insn): Decrement LABEL_NUSES for jump target before
7172 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
7173 * final.c (alter_subreg): Compute regno before changing x to
7174 REG; set REGNO(x) after changing it.
7175 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
7176 notes containing CONST_INTs.
7177 (delete_eh_regions): Use NOTE_EH_HANDLER.
7178 * function.c (put_reg_into_stack): Make reg a MEM before
7180 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
7182 (gen_mem_addressof): Make reg a MEM before initializing it.
7183 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
7185 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
7186 deleting an insn, not after.
7187 (block_alloc): Only look at PATTERN(insn) if we have to, and
7188 only if it's format class 'i'.
7189 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
7190 CONST_INT before using its INTVAL.
7191 * print-rtl.c (print_rtx): Use X0STR.
7192 * regmove.c (fixup_match_1): Don't look at PATTERN of
7193 non-class-'i' insn chain elements.
7194 * reload.c (loc_mentioned_in_p): Take address of
7195 in->fld[1].rtx directly.
7196 * reload1.c (reload): Change reg to a MEM before initializing
7198 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
7200 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
7202 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
7204 * config/mips/mips.c (machine_dependent_reorg): Force a
7205 barrier to output the local constant pool if a barrier hasn't
7206 been found at a natural point in the instruction stream.
7208 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7210 * c-parse.in (language_string): Constify.
7212 * dwarf2out.c (language_string): Remove declaration.
7214 * dwarfout.c (language_string): Likewise.
7216 * toplev.c (language_string, init_parse, finish_parse): Likewise.
7218 * tree.h (language_string, init_parse, finish_parse): Declare.
7220 * i386/sun386.h (language_string): Remove declaration.
7222 * mips.h (language_string): Likewise.
7224 * nextstep.h (language_string): Likewise.
7226 * nextstep21.h (language_string): Likewise.
7228 * rs6000.c (language_string): Likewise.
7230 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7232 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
7233 (getpwd.o): Remove target.
7235 * getpwd.c: Delete file. Its in libiberty now.
7237 * dbxout.c (getpwd): Don't prototype.
7238 * dwarf2out.c (getpwd): Likewise
7239 * dwarfout.c (getpwd): Likewise
7240 * final.c (getpwd): Likewise.
7241 * protoize.c (getpwd): Likewise.
7243 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7245 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
7247 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
7249 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
7252 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
7254 * fixinc/Makefile.in (subdir): New.
7255 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
7258 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
7260 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
7261 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
7264 * invoke.texi: Fix typo.
7266 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
7267 changed. Handle autoincrement addressing modes.
7269 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
7270 just like we would the virtual incoming args register when
7273 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
7275 * rs6000.h (ASM_FILE_START): Specify complete filename, including
7276 path, in .file directive.
7278 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
7280 * gcc.texi (External Bugs): Remove obsolete note about Perl on
7283 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
7285 * stdbool.h: Make the typedef name _Bool, with bool a #defined
7288 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7290 * tree.c (tree_code_name): Constify a char*.
7292 * tree.h (tree_code_name, decl_printable_name): Likewise.
7294 * function.h (struct function): Likewise.
7296 * toplev.c (decl_name, decl_printable_name): Likewise.
7298 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
7300 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
7301 (init_objc): Remove function pointer cast.
7303 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7305 * pa.md (interspace_jump): New pattern.
7306 (builtin_longjmp): New expander.
7308 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
7310 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
7311 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
7312 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
7314 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
7316 * jump.c (delete_prior_computation): Also check calls
7317 to constant functions. Don't bother checking for a
7318 REG_UNUSED note before adding it.
7319 (delete_computation): Handle multi-word hard registers
7320 when synthesizing missing REG_DEAD notes for a register
7321 which is both set and used by an insn.
7323 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7325 * loop.c (this_loop_info): New variable.
7326 (loop_has_call, loop_has_volatile, loop_has_tablejump,
7327 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
7329 (prescan_loop, strength_reduce): New argument loop_info. All callers
7331 (scan_loop): New variable loop_info, initialise to address of
7333 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
7334 Delete variable loop_has_multiple_exit targets and replace with
7335 field in this_loop_info.
7336 (find_and_verify_loops): Rename this_loop to this_loop_num.
7337 (strength_reduce): Delete loop_iteration_info. Replace variable
7338 loop_info with function argument of same name.
7339 (insert_bct): Rework test for loop being completely unrolled.
7341 * loop.h (struct loop_info): New fields num, loops_enclosed,
7342 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
7343 has_indirect_jump, and cont. Redefine use of unroll_number.
7344 (loop_unroll_number): Delete.
7346 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
7348 (loop_iterations): Delete variable vtop and instead use
7349 loop_info->vtop computed in prescan_loop.
7351 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
7353 * fix-header.c (main): Do not pass a null pointer to strcmp.
7355 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
7357 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
7359 * configure: Rebuilt.
7361 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
7363 * jump.c (jump_optimize_1): Do not delete assignments to
7364 internal_arg_pointer.
7365 * cse.c (delete_trivially_dead_insns): Always consider a set of
7366 the internal_arg_pointer live.
7368 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
7370 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
7371 (update_life_info) [REG_WAS_0]: Search the original insns rather
7372 than the new insns for the note. Fix typos finding note_dest.
7373 If no dest found, discard the note rather than abort.
7374 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
7375 (replace_insns): Remove the old insn list after update_life_info
7378 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
7380 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
7382 (sched_analyze_1): Let add_dependence care for not adding dups.
7383 (sched_analyze_2): Likewise.
7384 (add_branch_dependences): Likewise.
7386 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
7388 * i386/winnt.c (export_list): New type.
7389 (exports_head): Rename to
7390 (export_head): this.
7391 (i386_pe_record_exported_symbol): Add is_data flag.
7392 (i386_pe_asm_file_end): Emit directive for exported variables.
7393 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
7395 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
7396 (ASM_DECLARE_OBJECT_NAME): Likewise.
7397 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7398 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7400 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
7402 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
7404 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
7407 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
7409 * config/openbsd.h: Define SET_ASM_OP.
7410 * tm.texi: cross-reference SET_ASM_OP in the index.
7412 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
7414 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
7415 for a CONST_DOUBLE, at compile time. Initialize rtx_length
7416 and class_narrowest_mode at compile time. Kill init_rtl.
7417 Mark rtx_length, mode_class, mode_size, mode_unit_size,
7418 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
7419 rtx_format as const. Kill all references to EXTRA_CC_MODES or
7421 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
7423 * rtl.h: Declare rtx_length and rtx_format as const.
7424 * machmode.def: Define CC(). Use CC() to define CCmode. If
7425 EXTRA_CC_MODES is defined, expand it here.
7426 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
7427 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
7428 const. Kill all references to EXTRA_CC_MODES.
7430 * toplev.c: Don't prototype or call init_rtl.
7431 * optabs.c: Don't call init_mov_optab.
7432 * genemit.c: Don't generate init_mov_optab. Don't call
7434 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
7436 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
7437 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
7438 genrecog.c: Don't call init_rtl.
7440 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
7441 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
7442 definition of EXTRA_CC_MODES.
7444 * md.texi: Kill ref to EXTRA_CC_NAMES.
7445 * tm.texi: Document new way to define EXTRA_CC_MODES.
7447 * genrecog.c: Do not look up the name of a define_split.
7450 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
7452 * config/v850/v850.md: Fix typo introduced by previous delta.
7454 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7456 * gcc.c (fatal): Make definition static to match prototype.
7458 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7460 * combine.c (get_last_value): Don't look for earlier sets if the last
7461 known set is somewhere in between the insns being combined.
7463 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
7465 * configure.in: Don't use shell ! to negate exit codes
7466 * configure: Regenerate
7468 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
7470 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
7471 the fact that ALIGN is measured in bits, not bytes.
7473 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
7475 * errors.c: New file; defines functions error, warning, and
7476 fatal, variables have_error and progname.
7477 * errors.h: New file; prototypes and decls for stuff in errors.c.
7479 * Makefile: Add rules to build errors.o and
7480 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
7481 genopinit, genrecog, genextract, genpeep, genattr, and
7482 genoutput with errors.o. Add errors.h to deps of genconfig.o,
7483 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
7484 genpeep.o, genattr.o, and genoutput.o.
7486 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
7487 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
7488 define or prototype fatal. Set progname at beginning of main.
7489 * genoutput.c: Likewise, and don't define or prototype error
7492 * c-typeck.c (c_expand_start_case): Return immediately if exp
7494 * fold-const.c (operand_equal_p): Return immediately if arg1
7495 or arg0 are ERROR_MARKs.
7496 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
7497 fields of type ERROR_MARK when calculating if the record can
7500 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
7501 with much help from Jeffrey A Law and Richard Henderson
7503 * i386.md: In the 6 insns which call output_fix_trunc,
7504 earlyclobber operands[0].
7506 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
7508 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
7509 creating new registers.
7511 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
7513 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
7514 i386_reg_alloc_order, i386_regparm_string,
7515 i386_align_loops_string, i386_align_jumps_string,
7516 i386_align_funcs_string, i386_preferred_stack_boundary_string,
7517 and i386_branch_cost_string as type "const char *".
7518 * i386.c: Define all above strings as type "const char *".
7520 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
7522 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
7523 when emitting alignment padding. Emit padding byte of 0 instead of 4.
7525 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7527 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
7528 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
7530 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
7532 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
7533 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
7534 (dwarf2out_line, dwarf2out_finish): Likewise.
7535 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
7537 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
7539 * tree.c (lang_unsave_expr_now) : Correct return type.
7540 * tree.h (lang_unsave_expr_now) : Same.
7542 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
7544 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
7545 instead of duplicating code.
7547 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7549 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
7551 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
7553 * tree.h: fancy_abort always takes three args.
7554 * resource.c: Move include of system.h before toplev.h.
7556 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
7558 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
7561 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
7563 * system.h: Don't redefine abort or trim_filename.
7564 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
7565 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
7566 whether or not __FUNCTION__ is available.
7567 * tree.h: Duplicate rtl.h's definition of abort, for files
7568 that don't include rtl.h. Delete all code to perform type
7569 checking with a compiler other than GCC.
7570 * varray.h: Delete all code to perform type checking with a
7571 compiler other than GCC. Make VARRAY_CHECK() always evaluate
7572 its arguments exactly once, using a statement expression.
7573 Adjust the VARRAY_<type> accessor macros to match.
7574 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
7575 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
7576 caller's location. Define fatal_insn and fatal_insn_not_found
7577 as macros that use _fatal_insn and _fatal_insn_not_found.
7578 (fancy_abort, trim_filename): Kill prototypes.
7580 * rtl.c (trim_filename): Move here from toplev.c.
7581 (fancy_abort): New function.
7582 (DIR_SEPARATOR): Provide default definition.
7583 * tree.c (tree_check_failed, tree_class_check_failed): Go
7584 through fancy_abort.
7585 (tree_check, tree_class_check, cst_or_constructor_check,
7586 expr_check): Delete.
7587 * varray.c (varray_check_failed): New function.
7588 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
7589 _fatal_insn and _fatal_insn_not_found. Go through
7591 (trim_filename, fancy_abort): Delete.
7593 * builtins.c (expand_builtin_args_info): Report ICE with abort.
7594 * except.c (start_catch_handler): Report ICE with error/abort
7596 * final.c (output_operand_lossage): Likewise.
7597 * flow.c (verify_flow_info): Likewise.
7599 * gcc.c: Prototype fatal.
7600 * gengenrtl.c: Undef abort after including rtl.h not system.h.
7601 * genattr.c, genattrtab.c, genemit.c, genextract.c,
7602 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
7603 Don't define fancy_abort.
7605 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
7607 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
7610 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
7612 * m88k.h (VERSION_INFO2): Kill.
7613 (VERSION_STRING): Kill.
7615 (VERSION_INFO1): Tidy.
7616 (TARGET_VERSION): Update.
7617 * m88k/dgux.h (VERSION_INFO2): Kill.
7618 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
7619 * m88k/luna.h (VERSION_INFO1): Tidy.
7620 * m88k/sysv4.h (VERSION_INFO1): Likewise.
7621 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
7622 (output_file_start): Adjust for death of VERSION_STRING.
7624 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
7626 * cpplib.c (detect_if_not_defined): New function.
7627 (do_if): Use it to detect potential once-only headers.
7629 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
7631 * c-common.c (combine_strings): Always set TREE_CONSTANT.
7633 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7635 * combine.c (nonzero_bits) : Allow single-ly set registers to be
7636 anywere in the function only if they are pseudos and set before
7637 being used (not live at the start of the function).
7638 (num_sign_bit_copies) : Same.
7639 (get_last_value_validate) : Same.
7640 (get_last_value) : Same.
7642 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
7644 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
7645 where N and M are constant and N is an integer multiple of M.
7647 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7649 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
7650 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7651 sbitmap_union_of_preds): Add prototypes.
7652 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
7653 the intersection of successors with the new flow graph structures.
7654 (sbitmap_intersection_of_preds): New function to compute the
7655 intersection of predecessors with the new flow graph structures.
7656 (sbitmap_union_of_succs): New function to compute the union of
7657 successors with the new flow graph structures.
7658 (sbitmap_union_of_preds): New function to compute the union of
7659 predecessors with the new flow graph structures.
7660 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7661 (expr_reaches_here_p): Use edge and basic_block structures instead
7662 of s_preds and s_succs.
7663 (compute_cprop_avinout): Use new sbitmap routines.
7664 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7665 of s_preds and s_succs.
7666 * flow.c (compute_flow_dominators): Compute dominators using
7667 edges and basic blocks instead of s_preds and s_succs.
7669 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7671 * lists.c (unused_insn_list, unused_expr_list): New file for
7672 maintaining various types of lists. New statics for maintaining a
7673 cache of available INSN_LIST and EXPR_LIST nodes.
7674 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7675 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7676 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7677 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7678 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7679 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7680 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7681 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7682 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7683 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7684 (remove_dependence, free_pending_lists): Use new global routines.
7685 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7686 (sched_analyze, compute_block_backward_dependences): Use new routines.
7687 (sched_analyze_1, sched_analyze_2): Use new routines.
7688 (schedule_insns): Use new global routines.
7689 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7691 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7692 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7694 * toplev.c (rest_of_compilation): Initialize node cache.
7695 * Makefile.in (OBJS): Add lists.o to list of object files.
7696 (lists.o): Add dependancies.
7698 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7700 * config/v850/v850.md: Fix compile time warning messages.
7701 * config/v850/v850.c: Fix compile time warning messages.
7702 * config/v850/v850.h: Fix compile time warning messages.
7704 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7706 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7707 Remove unused prototype for `init_lengths'.
7709 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7711 * calls.c (emit_call_1): Mark parameter `stack_size' with
7713 (expand_call): Initialize variable `insn'.
7714 (emit_library_call): Likewise for variable `high_to_save'.
7715 (emit_library_call_value): Likewise.
7716 (store_one_arg): Likewise for variables `lower_bound' and
7719 * combine.c (try_combine): Likewise for variables `i2_code_number'
7720 and `other_code_number'.
7721 (find_split_point): Likewise for variables `pos', `unsignedp' and
7723 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7724 (simplify_and_const_int): Remove unused variable `width'.
7725 (merge_outer_ops): Likewise.
7727 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7728 HOST_WIDE_INT' when comparing against one.
7729 (simplify_relational_operation): Likewise.
7730 (cse_insn): Initialize variables `src_eqv_volatile',
7731 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7733 * final.c (init_final): Constify parameter `filename'.
7734 (final_start_function): Mark parameter `optimize' with
7736 (profile_function): Likewise for parameters `first' and `optimize'.
7737 (output_source_line): Likewise for parameter `file'.
7739 * integrate.c (subst_constants): Cast a value to `size_t' when
7740 comparing against one.
7741 (mark_stores): Initialize variable `mode'. Cast a value to
7742 `size_t' when comparing against one.
7744 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7746 * loop.c (move_movables): Initialize variable `first'.
7747 (strength_reduce): Likewise for variable `increment'.
7748 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7749 value to `size_t' when comparing against one.
7750 (load_mems): Initialize variable `end_label'.
7752 * output.h (init_final): Constify parameter.
7754 * reload.c (decompose): Initialize variable `base'.
7756 * reload1.c (reload): Likewise for variable `is_scalar'.
7757 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7758 (choose_reload_regs): Initialize variable `mode'.
7759 (emit_reload_insns): Likewise for variable `store_insn'.
7760 (reload_cse_noop_set_p): Mark parameter `insn' with
7762 (reload_combine): Initialize variable `set'.
7764 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7765 (copy_loop_body): Cast a value to `size_t' when comparing against
7768 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7769 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7770 (remove_from_pending_weak_list): Mark parameter `name' with
7773 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7775 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7778 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7780 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7781 (ASM_DECLARE_FUNCTION_NAME): Define.
7782 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7783 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7784 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7785 not already defined.
7787 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7789 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7790 of n_popped when call/call_value are not defined.
7792 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7794 * tm.texi: GNU CC -> GCC conversion.
7795 (CC1_SPEC): Indicate it is used for all language front ends.
7797 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7799 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7800 NOTE_INSN_EH_REGION_END correctly.
7802 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7803 Jeff Law <law@cygnus.com>
7805 * loop.c (strength_reduce): Automatically unroll loops if the
7806 unrolled loop size is smaller than the rolled loop size.
7808 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7809 and delete comment that code should be rewritten.
7811 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7813 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7816 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7818 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7820 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7821 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7822 (LINK_SPEC): Add -u _main when building executables.
7823 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7824 (ASM_FILE_END): Use the default for ix86-pe.
7825 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7827 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7829 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7830 and ASM_CLOSE_PAREN are empty strings.
7832 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7833 Geoffrey Keating <geoffk@cygnus.com>
7835 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7836 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7837 (unprotoize.o): Ditto.
7838 (test-protoize-simple): Don't define STD_PROTO_DIR.
7839 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7840 changes to make 'test-protoize-simple' pass.
7841 (STD_PROTO_DIR): Remove define.
7842 (STANDARD_EXEC_PREFIX): Supply default define.
7843 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7844 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7845 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7846 (GET_ENV_PATH_LIST): New macro.
7847 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7848 (do_processing): Initialize default_syscalls_dir using new
7849 macros. Use it to initialize syscalls_absolute_filename.
7851 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7853 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7854 B into a register before emit_conditional_move.
7856 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7858 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7859 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7860 multiplicand out of (+ (* a b) (* c d)).
7862 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7863 Richard Henderson <rth@cygnus.com>
7865 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7866 (new_insn_dead_notes): Likewise.
7867 (update_n_sets): Likewise.
7868 (update_flow_info): Move to flow.c, renamed to update_life_info;
7869 extend to handle multiple source insns.
7870 * flow.c: Include resource.h
7871 (unlink_insn_chain): New.
7872 (split_hard_reg_notes): New.
7873 (maybe_add_dead_note): New.
7874 (maybe_add_dead_note_use): New.
7875 (find_insn_with_note): New.
7876 (new_insn_dead_notes): New.
7877 (update_n_sets): New.
7878 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7879 (maybe_remove_dead_notes): New.
7880 (update_life_info): New.
7881 (prepend_reg_notes): New.
7882 (replace_insns): New.
7883 * output.h (update_life_info): Declare.
7884 * recog.c (split_block_insns): Use update_life_info.
7885 * resource.c (find_free_register): Use reg_alloc_order, don't use
7886 fixed regs, make sure the mode is supported, don't use new regs.
7888 * rtl.h (replace_insns): Declare.
7890 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7892 * expr.c (expand_expr): Cope with COND_EXPRs with one
7893 non-returning branch.
7895 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7897 * expr.c (store_expr): Always pass down the target, even when not
7900 1999-08-24 Nick Clifton <nickc@cygnus.com>
7902 * configure.in: Define target_cpu_default for v850 targets.
7903 * configure: Regenerate
7905 * config/v850/v850.h (TARGET_CPU_generic): Define.
7906 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7907 addresses are 4 byte aligned.
7909 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7912 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7914 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7915 (main): Add prototypes.
7917 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7918 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7919 (write_attr_get): Emit prototypes along with function definition.
7920 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7921 (write_complex_function): Emit static prototype along with
7922 function definition.
7924 * genemit.c (gen_split): Emit prototypes along with function
7927 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7928 Likewise for predicates and `insn_operand_predicate'.
7929 (process_template): Emit static prototype along with function
7932 * genrecog.c (make_insn_sequence): Constify a char*. Add
7933 prototypes for get_split_*().
7934 (write_subroutine): Emit prototypes along with function
7937 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7939 * gcse.c (find_avail_set): Follow chains of register-register copies.
7940 Use oprs_not_set_p to guarantee that the returned value can be
7942 (cprop_insn): Don't verify the return value of find_avail_set with
7945 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7946 (cprop_cc0_jump): New function.
7947 (cprop_insn): Break out new function cprop_jump and use it.
7948 Also use cprop_cc0_jump for machines with CC0.
7949 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7951 * tree.h (current_function_calls_setjmp,
7952 current_function_calls_longjmp): Delete declarations.
7953 * dsp16xx.c: Include "function.h".
7954 * elxsi.c: Likewise.
7955 * gmicro.c: Likewise.
7956 * h8300.c: Likewise.
7959 * mn10200.c: Likewise.
7960 * mn10300.c: Likewise.
7961 * ns32k.c: Likewise.
7965 * rtl.h (rtx_equal_function_value_matters): Declare.
7966 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7968 * function.c: Likewise.
7969 * emit-rtl.c: Likewise.
7971 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7973 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7976 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7978 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7981 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7983 * cpp.texi: Add a node documenting macro varargs (copied
7986 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7988 * cppspec.c: Put a null pointer at the end of the new argv.
7990 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7992 * configure.in: Remove code to select/de-select the haifa
7993 scheduler. Every scheduled port gets haifa now.
7994 * configure: Rebuilt.
7995 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7997 * Makefile.in: Corresponding changes.
7999 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8001 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
8002 All callers changed.
8003 (prepare_float_lib_cmp): Likewise.
8004 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
8005 * expr.h (emit_float_lib_cmp): Delete declaration.
8006 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
8007 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
8008 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
8010 (cmptf): Now conditional on TARGET_HARD_QUAD.
8012 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
8014 * resource.c (mark_target_live_regs): Use
8015 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
8017 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8019 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
8021 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
8023 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
8025 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8027 * rtl.h (rtx_format): Constify a char*.
8029 * rtl.c (rtx_format): Likewise.
8030 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
8031 (init_rtl): Use accessor macro, not `rtx_format'.
8033 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
8036 * caller-save.c (mark_referenced_regs): Likewise.
8038 * combine.c (subst, make_compound_operation, known_cond,
8039 gen_rtx_combine, update_table_tick, get_last_value_validate,
8040 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
8042 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
8043 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
8044 count_reg_usage): Likewise.
8046 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
8049 * final.c (leaf_renumber_regs_insn): Likewise.
8051 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
8052 dump_edge_info, count_reg_references): Likewise.
8054 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
8055 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
8058 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
8059 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
8060 add_label_notes): Likewise.
8062 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
8063 clear_struct_flag, count_sub_rtxs, count_alternatives,
8064 compares_alternatives_p, contained_in_p, walk_attr_value,
8065 write_expr_attr_cache): Likewise.
8067 * genconfig.c (walk_insn_part): Likewise.
8069 * genemit.c (max_operand_1, gen_exp): Likewise.
8071 * genextract.c (walk_rtx): Likewise.
8073 * genflags.c (num_operands): Likewise.
8075 * genoutput.c (scan_operands): Likewise.
8077 * genpeep.c (match_rtx): Likewise.
8079 * genrecog.c (add_to_sequence): Likewise.
8081 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
8084 * integrate.c (save_constants, copy_for_inline,
8085 copy_rtx_and_substitute, subst_constants, restore_constants):
8088 * jump.c (mark_jump_label, invert_exp, redirect_exp,
8089 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
8091 * local-alloc.c (contains_replace_regs, memref_referenced_p):
8094 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
8095 add_label_notes, replace_call_address, count_nonfixed_reads,
8096 invariant_p, find_single_use_in_loop, find_mem_givs,
8097 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
8100 * print-rtl.c (reg_names, print_rtx): Likewise.
8102 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
8104 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
8105 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
8106 print_blocks): Likewise.
8108 * regclass.c (fix_register, record_address_regs,
8109 reg_scan_mark_refs): Likewise.
8111 * regmove.c (stable_but_for_p): Likewise.
8113 * reload.c (loc_mentioned_in_p, operands_match_p,
8114 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
8115 copy_replacements, refers_to_regno_for_reload_p,
8116 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
8117 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
8120 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
8121 delete_address_reloads_1, count_occurrences,
8122 reload_cse_mem_conflict_p, reload_combine_note_use,
8123 add_auto_inc_notes): Likewise.
8125 * resource.c (mark_referenced_resources, mark_set_resources):
8128 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
8129 reg_mentioned_p, regs_set_between_p, modified_between_p,
8130 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
8131 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
8132 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
8133 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
8135 * sched.c (sched_analyze_2, attach_deaths): Likewise.
8137 * stupid.c (stupid_mark_refs): Likewise.
8139 * unroll.c (remap_split_bivs): Likewise.
8141 * varasm.c (mark_constants): Likewise.
8143 * a29k/a29k.c (uses_local_reg_p): Likewise.
8145 * alpha/alpha.c (summarize_insn): Likewise.
8147 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
8148 eliminate_lr2ip): Likewise.
8150 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
8152 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
8153 reg_mentioned_in_mem): Likewise.
8155 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
8156 symbolic_reference_mentioned_p): Likewise.
8158 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
8160 * sh/sh.c (regs_used, mark_use): Likewise.
8162 * vax/vax.c (vax_rtx_cost): Likewise.
8164 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8166 * machmode.h (mode_name): Constify a char*.
8168 * rtl.c (mode_name): Likewise.
8170 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
8172 * optabs.c (init_libfuncs): Constify a char*.
8174 * print-tree.c (mode_name): Remove redundant declaration.
8175 (print_node): Use accessor macro, not `mode_name'.
8177 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
8179 (new_spill_reg): Constify a char*.
8181 * tree.c (mode_name): Remove redundant declaration.
8183 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8185 * rtl.c (rtx_name): Constify a char*.
8187 * rtl.h (rtx_name, fix_sched_param): Likewise.
8189 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
8190 (mypr): Use accessor macro, not `rtx_name'.
8192 * genemit.c (print_code): Constify a char*.
8194 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
8196 * genpeep.c (print_code): Constify a char*.
8198 * genrecog.c (print_code): Likewise.
8200 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
8201 end_bb): Add static prototype.
8202 (draw_edge): Constify a char*.
8203 (end_bb): Remove unused parameter.
8205 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
8206 print_block_visualization): Constify a char*.
8208 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
8210 * c-common.c (c_get_alias_set): Update comment.
8212 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
8214 * linux.h (LIB_SPEC): Added.
8216 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8218 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
8220 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
8222 * tree.c (expr_check): Fix typo in last change.
8224 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
8226 * rtl.def (NOTE): Change format to "iuu0n".
8227 (ADDR_DIFF_VEC): Change format to "eEee0".
8228 (ADDRESSOF): Change format to "eit".
8230 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
8231 (RTVEC_ELT): Change to match.
8232 (XVECEXP): Use XVEC and RTVEC_ELT.
8233 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
8234 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
8235 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
8236 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
8237 TRAP_CONDITION, TRAP_CODE): Use XEXP.
8238 (INTVAL): Use XWINT.
8239 (ADDRESSOF_DECL): Use XTREE.
8240 (SET_ADDRESSOF_DECL): Delete.
8241 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
8242 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
8243 ifdefed out since 2.6 at least.
8244 (gen_rtvec_vv): Delete prototype.
8246 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
8248 (copy_most_rtx): Handle 't' format letter.
8249 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
8250 (gen_rtvec_vv): Delete function. All callers changed to use
8251 gen_rtvec_v instead.
8252 * print-rtl.c (print_rtx): Move special casing of NOTEs to
8253 the '0' format letter.
8255 * function.c (gen_mem_addressof): Don't use
8256 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
8258 * integrate.c (copy_rtx_and_substitute): Likewise.
8259 Copy 't' slots with XTREE.
8260 (subst_constants): Treat 't' slots like '[swi]' slots.
8261 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
8262 * jump.c (rtx_equal_for_thread_p): Likewise.
8263 * rtlanal.c (rtx_equal_p): Likewise.
8264 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
8265 only four arguments.
8266 * gengenrtl.c (type_from_format): Provide correct types for
8270 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
8271 If a recent gcc is in use (always in stage2 and beyond), use
8272 statement expressions, so we don't make a function call unless
8273 the check fails. Evaluate arguments exactly once.
8274 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
8275 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
8277 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
8278 they evaluate their arguments exactly once, irrespective of
8279 the compiler in use.
8281 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
8282 is used by the currently-enabled check macros. This is:
8283 (tree_check_failed, tree_class_check_failed): For gcc.
8284 (tree_check, tree_class_check, cst_or_constructor_check,
8285 expr_check): For other compilers.
8287 * gencheck.c: Do not define any *_CHECK1 macros.
8289 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
8290 Mark Mitchell <mark@codesourcery.com>
8292 * c-common.c (c_get_alias_set): Fix support for poitners and
8295 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
8297 * alias.c: Include tree.h.
8298 (nonlocal_reference_p, mark_constant_function): New functions.
8299 * flow.c (life_analysis): Call mark_constant_function.
8300 * rtl.h (mark_constant_function): Declare it.
8302 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
8304 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
8305 unrecognisable switches.
8307 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8309 * loop.c (recombine_givs): Set ix field after sorting.
8310 (recombine_givs): Remove bogus index / giv lockstep looping.
8312 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8314 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
8316 (emit_store_flag_force): Use do_compare_rtx_and_jump.
8317 (do_cmp_and_jump): Formatting fixes.
8318 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
8319 do_compare_rtx_and_jump instead of compare_from_rtx.
8320 (do_compare_rtx_and_jump): New function; mostly copied from
8322 (do_jump_for_compare): Delete.
8323 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
8325 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
8326 of compare/do_jump_for_compare pairs.
8327 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
8328 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
8329 compare_from_rtx/do_jump_for_compare pairs.
8330 (do_jump_by_parts_equality): Likewise.
8331 (do_jump_by_parts_equality_rtx): Likewise.
8332 * expr.h (do_compare_rtx_and_jump): Declare.
8333 * optabs.c (prepare_cmp_insn): New function, contains most of the code
8334 that used to be in emit_cmp_insn.
8335 (cmp_available_p): New function.
8336 (prepare_operand): New function.
8337 (emit_cmp_and_jump_insn_1): New function, contains some code that used
8338 to be in emit_cmp_insn.
8339 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
8340 parameters to be pointers; don't emit final compare but modify some of
8341 the values pointed to by the args so the caller can perform the
8343 (expand_binop): Call emit_store_flag_force with signed forms of
8345 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
8346 emit_jump_insn pair.
8347 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
8348 emit_cmp_and_jump_insn_1. Call emit_queue.
8349 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
8351 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
8352 jump sets cc0 before deleting it.
8353 * integrate.c (expand_inline_function): Likewise.
8354 * unroll.c (unroll_loop): Similar changes in several places.
8355 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
8358 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8360 * Makefile.in (insn-recog.o): Update dependencies.
8361 * genrecog.c (main): Make generated file include "function.h".
8363 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
8365 * cse.c (cse_insn): Call never_reached_warning when a jump is
8366 changed to be unconditional.
8367 * flags.h: Declare warn_notreached.
8368 * flow.c (delete_block): Call never_reached_warning when
8370 * jump.c (delete_barrier_successors): Call never_reached_warning
8371 when we delete everything after a BARRIER.
8372 (never_reached_warning): New function.
8373 * rtl.h: Declare never_reached_warning.
8374 * toplev.c (warn_notreached): New variable.
8375 (lang_independent_options): Set warn_notreached
8376 when -Wunreachable-code.
8377 (compile_file): We need line numbers for -Wunreachable-code.
8379 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
8381 * haifa-sched.c (insn_unit): Fix typo on out of range test.
8382 * sched.c (insn_unit): Likewise.
8384 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
8386 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
8388 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8390 * flow.c (create_edge_list): Use xmalloc, not malloc.
8392 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
8394 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
8395 C-style comments. Do not lose the character before double slash.
8397 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8399 * basic-block.h (struct edge_list): Stucture to maintain a vector
8401 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
8402 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
8403 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
8404 New function prototypes.
8405 * flow.c (create_edge_list): Function to create an edge list.
8406 (free_edge_list): Discards memory used by an edge list.
8407 (print_edge_list): Debug output showing an edge list.
8408 (verify_edge_list): Internal consistency check for an edge list.
8409 (find_edge_index): Function to find an edge index for a pred and succ.
8411 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
8413 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
8416 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
8418 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
8420 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8422 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8424 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
8426 * toplev.c (rest_of_compilation): Allow machine dependent
8427 reorganisation pass to place information into the RTL dump
8428 file if it so wishes.
8430 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
8432 * explow.c (hard_function_value): Use VOIDmode instead of
8434 * stmt.c (expand_return): Likewise.
8435 * stor-layout.c (get_best_mode): Likewise.
8437 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
8438 emit call instead of emit_insn call.
8440 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8442 * configure.in: Handle --disable/enable-win32-registry.
8443 * install.texi: Document --disable/enable-win32-registry.
8444 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
8445 (WIN32_REGISTRY_KEY): New macro.
8446 * prefix.c: Use to enable/disable win32-specific code.
8447 (lookup_key): Use versioned key.
8448 * configure: Regenerate.
8449 * config.in: Likewise.
8451 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
8453 * cpplib.c (read_line_number): New fn, split out of...
8456 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
8458 tree.c (lang_unsave_expr_now) : New.
8459 (unsave_expr_now): Call lang_unsave_expr_now.
8460 tree.h (lang_unsave_expr_now) : New.
8462 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
8464 * toplev.c (flag_new_exceptions): On by default.
8466 1999-08-13 Michael Meissner <meissner@cygnus.com>
8468 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
8470 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8472 * dwarfout.c (fundamental_type_code): Return FT_boolean for
8473 INTEGER_TYPE with precision==1, it's __java_boolean.
8475 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8477 * global.c (prune_preferences): Move some invariants out of the
8480 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
8482 * configure.in (alpha*-dec-osf*): Add osf5.
8484 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
8486 * configure.in: Rework handling of ARM GNU/Linux slightly.
8487 (arm*-*-linux-gnuoldld): New target.
8488 * configure: Regenerate.
8489 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
8490 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
8491 * config/arm/linux-oldld.h: New file.
8492 * config/arm/linux-elf26.h: Don't include linux-elf.h.
8493 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
8495 * config/arm/linux-elf.h (ASM_SPEC): Define.
8496 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
8497 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
8498 for 26-bit APCS and old linker.
8499 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
8501 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
8502 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
8503 don't define `arm' or `arm_elf'.
8504 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
8505 MULTILIB_DIRNAMES): Define. Fix typo in comment.
8507 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
8509 * rtl.texi: Fix typo.
8511 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
8513 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
8515 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
8517 * extend.texi (C++ Signatures): Remove node.
8518 * invoke.texi: Remove discussion of -fhandle-signatures,
8519 signature, sigof, __signature__, and __sigof__.
8521 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
8523 * Makefile.in (JAVAGC): Removed.
8525 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
8527 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8529 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
8531 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8533 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
8535 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
8536 a register that is already known to be a pointer.
8538 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
8540 * fixinc/inclhack.tpl: Only install assert.h conditionally.
8541 * fixinc/inclhack.sh: Regenerated.
8542 * fixinc/fixincl.sh: Regenerated.
8544 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
8546 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
8547 Fix documentation of -ansi flag to describe its C++ behavior.
8548 Remove bogus reference to GCC 2.9.
8550 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
8552 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
8553 note if it is non-NULL.
8555 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8557 * except.h (eh_nesting_info): Add new structure defintion.
8558 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
8559 (reachable_handlers, update_rethrow_references): Add function
8561 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
8562 a rethrow symbol instead of an integer exception region number.
8563 * flow.c (Make_edges): Use new exception nesting routines to determine
8564 which handlers are reachable from a CALL or asynchronous insn.
8565 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
8567 (delete_eh_regions): Update rethrow labels, and don't delete
8568 regions which are the target of a rethrow.
8569 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
8570 avoid overloading the SYMBOL_REF_USED flag.
8571 (rethrow_symbol_map): Use new rethrow_ref field.
8572 (rethrow_used): Use new rethrow_ref field.
8573 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
8574 of an integer. Fix formatting.
8575 (output_exception_table_entry): Use new rethrow_ref field.
8576 (can_throw): Check for EH_REGION_NOTE before deciding
8577 whether a CALL can throw or not.
8578 (scan_region): Call rethrow_used() instead of accessing data structure.
8579 (update_rethrow_references): New function to make sure only regions
8580 which are still targets of a rethrow are flagged as such.
8581 (process_nestinfo): New static function to initialize a handler
8582 list for a specific region.
8583 (init_eh_nesting_info): New function to allocate and initialize
8584 the list of all EH handlers reachable from all regions.
8585 (reachable_handlers): New function to retrieve the list of handlers
8586 reachable from a specific region and insn.
8587 (free_eh_nesting_info): New function to dispose of a list of
8590 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8592 * flow.c (split_edge): Set JUMP_LABEL field.
8593 (commit_one_edge_insertion): Set head correctly for insert_before.
8594 When inserting insns, update insn block numbers if allocated.
8596 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8598 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
8599 retry_incomplete_types): Add static prototype.
8600 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
8601 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
8602 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
8603 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
8604 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
8607 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
8608 dwarf2out_start_source_file, dwarf2out_line): Likewise.
8610 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8612 * output.h (assemble_name): Constify a char*.
8614 * varasm.c (UNIQUE_SECTION, assemble_start_function,
8615 assemble_variable, assemble_name): Likewise.
8617 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
8619 * arm/pe.c (arm_pe_unique_section): Likewise.
8621 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
8623 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
8625 * i386/interix.c (i386_pe_unique_section): Likewise.
8627 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
8629 * i386/winnt.c (i386_pe_unique_section): Likewise.
8631 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
8633 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
8635 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
8637 * pa/pa.c (output_call): Likewise.
8639 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
8641 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
8643 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
8646 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
8649 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
8651 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
8652 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
8654 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
8656 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8658 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
8660 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8662 * tree.h (lang_identify): Constify a char*.
8663 (print_error_function): Add extern prototype. Constify a char*.
8665 * c-lang.c (lang_identify): Constify a char*.
8667 * objc/objc-act.c (lang_identify): Constify a char*.
8669 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8671 * genpeep.c (main): Make generated file include "function.h".
8672 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8674 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8676 * Makefile.in: Update dependencies.
8677 * alias.c: Include "function.h"
8678 * c-decl.c: Likewise.
8679 * caller-save.c: Likewise.
8680 * calls.c: Likewise.
8681 * combine.c: Likewise.
8683 * explow.c: Likewise.
8684 * final.c: Likewise.
8685 * global.c: Likewise.
8686 * graph.c: Likewise.
8687 * local-alloc.c: Likewise.
8689 * optabs.c: Likewise.
8690 * profile.c: Likewise.
8691 * recog.c: Likewise.
8692 * regclass.c: Likewise.
8693 * regmove.c: Likewise.
8694 * reload.c: Likewise.
8695 * reorg.c: Likewise.
8696 * resource.c: Likewise.
8697 * sched.c: Likewise.
8698 * stupid.c: Likewise.
8699 * config/1750a/1750a.c: Likewise.
8700 * config/a29k/a29k.c: Likewise.
8701 * config/arc/arc.c: Likewise.
8702 * config/arm/arm.c: Likewise.
8703 * config/arm/thumb.c: Likewise.
8704 * config/c4x/c4x.c: Likewise.
8705 * config/clipper/clipper.c: Likewise.
8706 * config/convex/convex.c: Likewise.
8707 * config/fx80/fx80.c: Likewise.
8708 * config/i860/i860.c: Likewise.
8709 * config/m68k/m68k.c: Likewise.
8710 * config/m88k/m88k.c: Likewise.
8711 * config/mips/mips.c: Likewise.
8712 * config/pdp11/pdp11.c: Likewise.
8713 * config/pyr/pyr.c: Likewise.
8714 * config/romp/romp.c: Likewise.
8715 * config/sh/sh.c: Likewise.
8716 * config/tahoe/tahoe.c: Likewise.
8717 * config/vax/vax.c: Likewise.
8718 * config/we32k/we32k.c: Likewise.
8719 * config/sparc/sparc.c: Include "function.h".
8720 (mem_min_alignment): Test current_function rather than
8721 regno_pointer_align.
8722 * config/pa/pa.c: Likewise.
8723 (compute_frame_size): Delete declaration of
8724 current_function_outgoing_args_size.
8725 * config/arc/arc.h (current_function_varargs): Delete declaration.
8726 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8728 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8730 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8731 current_function_uses_pic_offset_table.
8732 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8733 of current_function_returns_pointer.
8734 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8735 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8736 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8737 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8738 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8739 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8740 * config/m88k/m88k.c: Include "function.h"
8741 (call_used_regs, current_function_pretend_args_size,
8742 current_function_outgoing_args_size, frame_pointer_needed): Delete
8744 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8746 * config/mips/mips.h (current_function_calls_alloca): Delete
8748 * config/mn10200/mn10200.h (current_function_needs_context,
8749 rtx_equal_function_value_matters): Delete declarations.
8750 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8751 flag_pic): Delete declarations.
8752 * config/pa/pa.h (current_function_pretend_args_size,
8753 current_function_decl): Delete declarations.
8754 * config/pa/som.h (current_function_varargs): Delete declaration.
8755 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8757 * config/pyr/pyr.h (current_function_pretend_args_size,
8758 current_function_args_size, current_function_calls_alloca): Delete
8760 * config/sh/sh.h (current_function_varargs): Delete declaration.
8761 * config/sparc/sparc.h (current_function_outgoing_args_size,
8762 current_function_calls_alloca, current_function_decl): Delete
8764 * config/spur/spur.h (current_function_pretend_args_size,
8765 current_function_calls_alloca): Delete declarations.
8766 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8768 * config/vax/vms.h (current_function_name): Delete declaration.
8769 * gcse.c: Include "function.h".
8770 (current_function_name, current_function_calls_setjmp): Delete
8772 * haifa-sched.c: Include "function.h".
8773 (forced_labels): Delete declaration.
8775 * reg-stack.c: Likewise.
8776 * reload1.c: Likewise.
8777 * genemit.c (main): Make generated file include function.h.
8778 * genoutput.c (output_prologue): Likewise.
8780 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8781 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8782 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8783 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8784 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8785 macros for some of them.
8786 (emit_filename, emit_lineno): Delete declarations.
8787 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8788 regno_pointer_* variables through current_function.
8789 (gen_inline_header_rtx): Delete function.
8790 (save_emit_status): Delete function.
8791 (set_new_last_label_num): New function.
8792 (clear_emit_caches): New function.
8793 (restore_emit_status): Just clear last_labelnum and call
8795 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8796 through macro seq_stack.
8797 (add_insn_after): Likewise.
8798 (add_insn_before): Likewise.
8799 (remove_insn): Likewise.
8800 (pop_topmost_sequence): Likewise.
8801 (in_sequence_p): Likewise.
8802 (start_sequence_for_rtl_expr): Likewise.
8803 (start_sequence): Likewise, and likewise for
8804 sequence_rtl_expr/seq_rtl_expr.
8805 (push_topmost_sequence): Likewise.
8806 (end_sequence): Likewise.
8807 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8808 All callers changed. Store into that pointer instead of globals.
8809 (init_emit): Allocate emit elt of current_function.
8810 Changes for sequence_rtl_expr/sequence_stack renaming.
8811 Call clear_emit_caches instead of doing it in-line.
8812 Access regno_pointer_* variables through current_function.
8813 (init_emit_once) Don't clear sequence_stack.
8815 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8817 (arg_pointer_save_area): Delete declaration.
8818 (finish_expr_for_function): Renamed from init_queue; no longer static.
8819 (init_expr): Don't call init_queue.
8820 (save_expr_status, restore_expr_status): Delete functions.
8821 (expand_expr): Changes to reflect new layout of struct function.
8822 Don't access current_function_check_memory_usage when current_function
8824 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8825 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8826 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8827 current_function_uses_const_pool, function_call_count,
8828 current_function_uses_pic_offset_table, nonlocal_labels,
8829 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8830 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8831 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8833 (finish_expr_for_function): Declare.
8834 * flags.h (current_function_has_nonlocal_label,
8835 current_function_has_nonlocal_goto, current_function_is_thunk,
8836 current_function_has_computed_jump): Delete declarations.
8837 * flow.c (forced_labels): Delete declaration.
8838 * function.c (current_function_pops_args,
8839 current_function_returns_struct, current_function_returns_pcc_struct,
8840 current_function_needs_context, current_function_calls_setjmp,
8841 current_function_calls_longjmp, current_function_has_nonlocal_label,
8842 current_function_has_nonlocal_goto, current_function_is_thunk,
8843 current_function_has_computed_jump, current_function_calls_alloca,
8844 current_function_contains_functions, current_function_returns_pointer,
8845 current_function_epilogue_delay_list, current_function_args_size,
8846 current_function_pretend_args_size, current_function_arg_offset_rtx,
8847 current_function_outgoing_args_size, current_function_varargs,
8848 current_function_stdarg, current_function_args_info, cleanup_label,
8849 current_function_name, current_function_uses_const_pool,
8850 current_function_instrument_entry_exit, current_function_return_rtx,
8851 current_function_uses_pic_offset_table, nonlocal_labels,
8852 current_function_internal_arg_pointer, current_function_cannot_inline,
8853 current_function_check_memory_usage, function_call_count,
8854 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8855 nonlocal_goto_stack_level, return_label, save_expr_regs,
8856 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8857 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8858 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8859 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8860 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8862 (push_function_context_to): Don't save them. Don't call
8863 save_storage_status, save_emit_status or save_expr_status.
8864 (pop_function_context_from): Don't restore them. Don't call
8865 restore_storage_status or restore_expr_status.
8866 (get_func_frame_size): New function.
8867 (get_frame_size): Use it.
8868 (assign_outer_stack_local): Reflect some member name changes in struct
8870 (put_reg_into_stack): Likewise.
8871 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8873 (fixup_var_refs): Likewise.
8874 (fix_lexical_addr): Likewise.
8875 (trampoline_address): Likewise.
8876 (prepare_function_start): Clear field inlinable of current_function.
8877 (init_function_for_compilation): New function.
8878 (expand_dummy_function_end): New function.
8879 (expand_function_end): Call finish_expr_for_function.
8880 * function.h (struct emit_status): New; fields moved here from struct
8881 function and from global variables. Add accessor macros for some of
8883 (struct expr_status): Likewise.
8884 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8885 (struct function): Add fields expr and emit, inlinable, inl_emit,
8886 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8887 inl_max_label_num. Add many comments.
8888 Add accessor macros for all elts of struct function that no longer
8889 have a global variable.
8890 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8891 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8892 stack_slot_list): Delete declarations.
8893 (get_func_frame_size): Declare.
8894 (save_expr_status, restore_expr_status, save_emit_status,
8895 save_storage_status, restore_storage_status): Delete declarations.
8896 (init_virtual_regs): Declare.
8897 * output.h (current_function_pops_args,
8898 current_function_returns_struct, current_function_returns_pcc_struct,
8899 current_function_needs_context, current_function_calls_setjmp,
8900 current_function_calls_longjmp, current_function_calls_alloca,
8901 current_function_has_nonlocal_label, current_function_varargs,
8902 current_function_has_computed_jump, current_function_returns_pointer,
8903 current_function_contains_functions, current_function_args_size,
8904 current_function_pretend_args_size, current_function_stdarg,
8905 current_function_outgoing_args_size, current_function_args_info,
8906 current_function_name, current_function_return_rtx,
8907 current_function_epilogue_delay_list,
8908 current_function_uses_const_pool, current_function_cannot_inline):
8909 Delete declarations.
8910 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8911 regno_reg_rtx): Delete declaration.
8912 (REGNO_POINTER_FLAG): Delete macro.
8913 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8914 function were renamed.
8915 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8917 * toplev.c: Include "function.h".
8918 (current_function_decl): Delete declaration.
8919 (compile_file): Call init_dummy_function_start and
8920 expand_dummy_function_end around some initializations that need to
8922 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8923 Call init_function_for_compilation.
8924 * unroll.c: Include "function.h"
8925 (unroll_loop): Access regno_pointer_* variables through
8928 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8929 (DECL_SAVED_INSNS): use it.
8930 (expand_dummy_function_end): Declare.
8931 (init_function_for_compilation): Declare.
8932 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8933 that it's no longer an INLINE_HEADER.
8934 (expand_call): Likewise.
8935 * integrate.c (finish_inline): Delete function.
8936 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8937 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8938 args. Don't generate an INLINE_HEADER rtx, just return the arg
8939 vector. All callers changed.
8940 (save_for_inline_copying): Create a duplicate struct emit_status to
8941 hold the emit state for compiling the current function. Use this and
8942 the other new fields in struct function that are for integration
8943 instead of an INLINE_HEADER.
8944 Use memcpy instead of bcopy.
8945 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8946 (save_for_inline_nocopy): Similar changes, except no new emit_status
8948 (expand_inline_function): Get information from function structure,
8949 not from an inline header rtx.
8950 (output_inline_function): Lose code to extract the necessary
8951 information from an inline header; simply put back the function
8952 structure into current_function. Clear its inlinable elt.
8953 * rtl.def (INLINE_HEADER): Delete.
8954 * rtl.h: Delete all accessors for an INLINE_HEADER.
8955 (gen_inline_header_rtx): Delete declaration.
8956 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8957 Delete declarations.
8958 (REGNO_POINTER_ALIGN): Delete.
8959 (clear_emit_caches): Declare.
8960 (set_new_last_label_num): Declare.
8962 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8964 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8966 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8967 * stmt.c (is_eh_region): Make sure current_function is present, too.
8969 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8971 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8972 for 64bit PA targets.
8974 * pa.h (SELECT_SECTION): Define.
8975 * som.h (SELECT_SECTION): Delete.
8977 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8979 * alias.c (init_alias_analysis): Wrap call to
8980 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8982 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8984 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8985 <sys/asm.h> contains an asm comment with an apostrophe
8986 * fixinc/inclhack.sh: regen
8987 * fixinc/fixincl.x: regen
8989 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8991 * function.c (init_function_start): Clear prologue & epilogue.
8992 (prologue_epilogue_contains): New function.
8993 * alias.c (init_alias_analysis): Use it.
8994 * rtl.h (prologue_epilogue_contains): Declare it.
8996 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8998 * jump.c (onlyjump_p): New function.
8999 * rtl.h: Declare it.
9000 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
9001 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
9003 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
9005 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
9006 to invert loops. Simplify block scanning.
9008 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9010 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
9011 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
9013 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
9015 * config/sparc/liteelf.h: New file to support sparclite-elf target
9016 * config/sparc/t-sp86x: New file to support sparc86x targets
9017 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
9018 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
9019 * configure.in: Support above target triplets
9020 * configure: Regenerated
9022 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
9024 * fixinc/server.c (server_setup): Do not prefix function used as
9027 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
9029 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
9030 Remove fp reg alternatives.
9032 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
9034 * Makefile.in (TAROUTOPTS): Kill.
9035 (install-headers-tar): Use "xpf" for tar headerfile extraction
9036 * i370/x-oe (TAROUTOPTS): Delete.
9037 * m68k/x-apollo68 (TAROUTOPTS): Delete.
9038 * m68k/x-hp320 (TAROUTOPTS): Delete.
9039 * m68k/x-hp320g (TAROUTOPTS): Delete.
9040 * gcc.texi: Update bug reporting text.
9042 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9044 * reg-stack.c (change_stack) Fixed problem with negative array index.
9046 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
9048 * extend.texi, install.texi: Fix spelling mistakes.
9050 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
9051 (s-attrtab); No longer try to use pre-made insn-attrtab file.
9052 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
9054 * mips/t-ecoff: Likewise.
9055 * mips/t-elf: Likewise.
9056 * mips/t-mips: Likewise.
9057 * mips/t-osfrose: Likewise.
9058 * mips/t-r3900: Likewise.
9059 * mips/t-svr3: Likewise.
9060 * mips/t-svr4: Likewise.
9061 * mips/t-ultrix: Likewise.
9063 * gcc.texi: Document recommend means to provide software floating
9064 point libraries in libgcc.a
9066 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
9068 * c-lex.c (yylex): We can have a number with no digits.
9070 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
9072 * jump.c (delete_prior_computation): New function, broken
9073 out of delete_computation. Check for side effects with
9074 side_effects_p instead of FIND_REG_INC_NOTE. Handle
9075 multi-word hard registers.
9076 (delete_computation): Use it. Check for side effects with
9077 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
9078 missing REG_DEAD note for a register which is both set and
9081 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
9083 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
9084 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
9085 (ASM_FILE_START): Import _mcount with the right type.
9086 (ASM_DECLARE_FUNCTION_NAME): Define.
9087 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9088 * pa.c (output_function_prologue): Always emit the function's label
9090 * pa.h (TEXT_SPACE_P): Define.
9091 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
9092 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
9093 * som.h (TEXT_SPACE_P): Delete.
9094 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
9095 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
9097 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
9099 * expr.c (emit_group_load): Allow src to be a CONCAT.
9101 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9103 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
9104 (___mulsi3): Use '!' comment character.
9106 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9108 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
9110 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
9112 * gcc.c: Update URLs and mail addresses.
9113 * gcc.texi: Likewise.
9115 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
9117 * rs6000.c (current_file_function_operand): Return zero for
9119 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
9121 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
9124 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
9126 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
9127 allocate space in the stack frame for the PIC register.
9129 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
9131 * m68k.md (xordi3, anddi3): These patterns are not available on
9134 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
9136 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
9137 (PUT_REAL): Likewise.
9139 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9141 * final.c (shorten_branches): Don't add an alignment for loops
9142 that have no label inside.
9144 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9146 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
9147 prototypes in macro HAVE_cmpstrsi.
9149 * cpplib.c (cpp_get_token): Remove unused label `op3'.
9151 * emit-rtl.c (operand_subword): Remove unused variable
9154 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
9156 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
9158 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
9160 * cpphash.c (macroexpand): Delete leading whitespace when arg
9161 is concatenated before.
9162 (unsafe_chars): Correct test for whether + and - can extend a
9165 * cppinit.c (cpp_start_read): Do dependencies for
9166 -include/-imacros files also.
9168 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
9169 tokenizing non-directive lines.
9170 (cpp_expand_to_buffer): Temporarily disable no-output mode.
9171 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
9174 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9176 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
9178 * c-lex.c: Sync with C++ frontend.
9179 (linemode): New variable.
9180 (parse_float): imag, conversion_errno, and type are output only.
9181 (yylex): Adjust. Move initial '.' case into main switch.
9183 (handle_generic_pragma): Just deal with tokens.
9184 (readescape): Use ISXDIGIT and ISGRAPH.
9185 * c-parse.in: Add END_OF_LINE token.
9187 * c-lex.c (lang_init): Generalize.
9188 (nextchar): Remove. Replace uses with UNGETC.
9189 (skip_white_space): Handle linemode here. Optimize for cpplib.
9190 (skip_white_space_on_line): Remove.
9191 (extend_token_buffer_to): New fn.
9192 (extend_token_buffer): Use it.
9193 (read_line_number, check_newline): Just deal with tokens.
9194 (token_getch, token_put_back): New fns.
9195 (yylex): Use them. More cpplib optimizations. Simplify.
9197 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9198 Jason Merrill <jason@yorick.cygnus.com>
9200 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
9201 (consume_string): Make this smart about USE_CPPLIB.
9202 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
9203 (yylex): Rewrite to be intelligent about USE_CPPLIB.
9204 Also, clean up cases where we redundantly set token_buffer[0].
9205 (read_line_number): New fn.
9206 (ignore_escape_flag): New variable.
9208 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
9210 * a29k/t-a29kbare: Fix some comments.
9211 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
9212 (FPBIT, DPBIT): Define.
9213 * a29k/t-vx29k: Likewise.
9214 * arc/t-arc: Likewise.
9215 * arm/t-arm-elf: Likewise.
9216 * arm/t-bare: Likewise.
9217 * arm/t-pe: Likewise.
9218 * arm/t-pe-thumb: Likewise.
9219 * arm/t-semi: Likewise.
9220 * arm/t-thumb: Likewise.
9221 * arm/t-thumb-elf: Likewise.
9222 * arm/t-thumb-linux: Likewise.
9223 * h8300/t-h8300: Likewise.
9224 * i960/t-i960: Likewise.
9225 * i960/t-vxworks960: Likewise.
9226 * m32r/t-m32r: Likewise.
9227 * mips/t-ecoff: Likewise.
9228 * mips/t-elf: Likewise.
9229 * mips/t-r3900: Likewise.
9230 * pa/t-pro: Likewise.
9231 * rs6000/t-aix43: Likewise.
9232 * rs6000/t-beos: Likewise.
9233 * rs6000/t-newas: Likewise.
9234 * rs6000/t-ppccomm: Likewise.
9235 * rs6000/t-rs6000: Likewise.
9236 * rs6000/t-winnt: Likewise.
9237 * rs6000/t-xnewas: Likewise.
9238 * rs6000/t-xrs6000: Likewise.
9239 * sh/t-sh: Likewise.
9240 * sparc/t-elf: Likewise.
9241 * sparc/t-sparcbare: Likewise.
9242 * sparc/t-sparclite: Likewise.
9243 * sparc/t-splet: Likewise.
9244 * v850/t-v850: Likewise.
9245 * mn10200/t-mn10200: Fix comments.
9246 * mn10300/t-mn10300: Likewise.
9248 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
9249 dummy operand. Allocate a new pseudo for the dummy operand.
9250 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
9252 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
9254 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
9256 * configure: Rebuilt.
9257 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
9259 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
9261 * recog.c (preproces_constraints): Zero recog_op_alt before
9262 processing the constraints.
9264 * arm.c (typedef minipool_node): Renamed from pool_node.
9265 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
9266 (add_minipool_constant): New function.
9267 (dump_minipool): New function.
9268 (find_barrier): Remove special case for getting the insn size of
9269 an insn that references the constant pool.
9270 (minipool_fixup): New structure.
9271 (push_minipool_barrier): New function.
9272 (push_minipool_fix): New function.
9273 (note_invalid_constants): New function.
9274 (add_pool_constant, dump_table, fixit, broken_move): Delete.
9275 (arm_reorg): Rewrite code to fix up the constant pool into a
9276 series of mini-pools embedded in the insn stream.
9277 (arm_output_epilogue): New function, made mainly from the body
9278 of output_func_epilogue.
9279 (output_func_epilogue): Move insn generation part of epilogue code
9280 to arm_output_epilogue.
9281 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
9282 * arm.md (pool_range): New attribute.
9283 (zero_extendqidi2): Add attribute pool_range.
9284 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
9285 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
9286 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
9287 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
9288 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
9289 (epilogue): New expand.
9290 (epilogue_insn): New insn. Call arm_output_epilogue.
9292 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
9293 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
9295 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9297 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9299 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
9301 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
9303 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
9305 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
9307 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
9309 * global.c: Fix comment.
9311 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
9313 * gcc.c (access_check): New static function.
9314 (find_a_file): Use it when searching a directory list.
9315 * collect2.c (find_a_file): Don't accept directories found when
9316 searching a directory list.
9318 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
9320 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
9321 function parameters with `&'.
9322 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
9324 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
9326 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
9327 or tidy_fallthru_edge if the last insn in the block is not
9328 an unconditional jump or a simple conditional jump.
9330 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9332 * Makefile.in (c-decl.o): Depends on defaults.h.
9334 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
9336 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
9338 (CLASS_MAX_NREGS): Likewise.
9340 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
9342 * cse.c (cse_insn): Fix dumb thinko in last change.
9344 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9346 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
9349 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
9351 * dwarf2out.c (add_location_or_const_value_attribute): Correct
9352 test for sizes of passed and declared parameter types.
9354 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9356 * fixincludes: Fix the return type of bsearch, char* -> void*.
9358 * fixinc/inclhack.def: Likewise.
9360 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
9362 * invoke.texi (-fdump-translation-unit): New option.
9364 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
9366 * expr.h (PROMOTE_PROTOTYPES): Move ...
9367 * defaults.h: ... to here.
9368 * c-decl.c: Include defaults.h instead of expr.h.
9369 * c-typeck.c: Include defaults.h.
9371 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
9373 * toplev.h (errorcount): Declare.
9374 (warningcount): Likewise.
9375 (sorrycount): Likewise.
9376 * c-lex.c (errorcount): Don't declare.
9377 * dwarf2out.c (errorcount): Don't declare.
9379 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
9381 * config/libgloss.h: Add a note discouraging use with ELF.
9382 * configure.in: Don't use libgloss.h for ELF targets.
9383 Always use_collect2 on a.out targets.
9385 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
9387 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
9388 (force_to_mode, case ASHIFTRT): Add shiftrt label.
9390 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9392 * loop.c (strength_reduce): When doing biv->giv conversion, update
9393 reg note of NEXT->insn.
9395 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9397 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
9399 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9401 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
9402 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
9403 Ensure expr.h is included.
9404 * c-typecheck.c (convert_arguments): Ditto.
9406 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
9408 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
9409 * config/convex/convex.h: Ditto.
9410 * config/dsp16xx/dsp16xx.h: Ditto.
9411 * config/fx80/fx80.h: Ditto.
9412 * config/gmicro/gmicro.h: Ditto.
9413 * config/i370/i370.h: Ditto.
9414 * config/i386/i386.h: Ditto.
9415 * config/m32r/m32r.h: Ditto.
9416 * config/m68k/m68k.h: Ditto.
9417 * config/m88k/m88k.h: Ditto.
9418 * config/mips/mips.h: Ditto.
9419 * config/pa/pa.h: Ditto.
9420 * config/pyr/pyr.h: Ditto.
9421 * config/tahoe/tahoe.h: Ditto.
9422 * config/we32k/we32k.h: Ditto.
9424 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
9427 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
9429 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
9432 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
9434 1999-08-02 Richard Henderson <rth@cygnus.com>
9436 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
9437 for the register spill block.
9439 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
9440 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
9442 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
9443 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
9444 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
9446 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9448 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
9449 MAX_WCHAR_TYPE defined in sparc.h.
9450 * config/sparc/linuxaout.h: Likewise.
9451 * config/sparc/linux64.h: Likewise.
9452 Also default to -mvis if CPU is UltraSPARC.
9454 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9456 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
9457 (RTX_OK_FOR_OLO10): Likewise.
9458 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
9459 %lo(), allow it in addresses...
9460 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
9461 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
9462 does not make sense.
9463 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
9464 (sparc_output_scratch_registers): New function.
9465 (output_function_prologue, sparc_flat_output_function_prologue): Use
9467 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
9469 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
9470 * configure.in: Add check for .register pseudo-op support in as and
9471 check for offsetable %lo().
9472 * acconfig.h: Add templates for the above checks.
9473 * configure: Regenerate.
9475 1999-08-02 Richard Henderson <rth@cygnus.com>
9477 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
9478 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
9479 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
9481 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9483 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9486 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9488 * config/float-sparc.h: New file.
9489 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
9490 sparc-*-linux-gnu and sparc64-*-linux*.
9492 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9494 * rs6000.c (rs6000_va_list): Type is an array.
9495 (rs6000_va_start): Don't doubly adjust for varargs.
9496 (rs6000_va_arg): Evaluate long long GPR adjustment.
9498 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
9500 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
9501 -maix64 and -maix32.
9502 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
9503 LINK_SPEC): Change appropriately.
9504 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
9505 (u_short_cint_operand): Likewise.
9506 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
9508 * rs6000/t-aix43 (MULTILIB): Change to -m64.
9510 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
9512 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
9514 * rs6000/rs6000.c (num_insns_constant_wide): Correct
9516 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
9517 (non_add_cint_operand): Likewise.
9518 (logical_operand): Likewise.
9519 (non_logical_cint_operand): Likewise.
9520 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
9521 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
9522 (rs6000_select_rtx_section): Suppress warning.
9523 (small_data_operand): Suppress warning.
9524 (rs6000_got_register): Suppress warning.
9525 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
9526 type, so `J' is generally the wrong constraint for a SImode value;
9528 (andsi3_internal2): Likewise.
9529 (andsi3_internal3): Likewise.
9530 (iorsi3_internal1): Likewise.
9531 (xorsi3_internal1): Likewise.
9533 (movsf_softfloat): Likewise.
9534 (scc insns): Likewise.
9535 (movsi+2): Preserve sign bits of SImode constant.
9536 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
9537 (movdf+1): Sign-extend properly.
9538 (movdi_32+1): Sign-extend properly.
9539 (scc insns): Sign-extend properly.
9541 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
9544 1999-08-02 Richard Henderson <rth@cygnus.com>
9546 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
9548 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
9549 * alpha.md (all fp insns): Likewise.
9551 1999-08-02 Nick Clifton <nickc@cygnus.com>
9553 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
9556 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
9558 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
9559 pic_load_label generator directly.
9560 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
9561 No longer a named pattern.
9563 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
9565 * explow.c (force_reg): Call force_operand if X does not
9566 satisfy general_operand.
9568 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
9570 * fix-header.c (main): When testing for CONTINUED, use string
9571 equality, not pointer equality.
9573 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
9575 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
9577 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
9579 * cse.c (cse_insn): Fix loop which deletes insns after a jump
9580 that has become an unconditional jump.
9582 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
9583 (output_function_epilogue): Similarly.
9585 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9587 * tree.h (init_dummy_function_start): Declare.
9589 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9591 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
9592 last_expr_type, last_expr_value, block_start_count, block_stack,
9593 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
9594 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
9595 dynamically in stmt elt of struct function for each function.
9596 (struct nesting): Rename function_call_count elt to n_function_calls,
9597 target_temp_slot_level to block_target_temp_slot_level. All users
9599 (struct stmt_status): New structure definition.
9600 Add many accessor macros for stmt_status elements which previously
9601 were global variables.
9602 (init_stmt_for_function): Allocate stmt elt for current_function.
9603 Reflect that block_start_count was renamed to
9604 current_block_start_count.
9605 (save_stmt_status, restore_stmt_status): Delete functions.
9606 (preserve_subexpressions_p): Don't access loop_stack when outside
9608 (expand_start_bindings): Reflect that block_start_count was renamed to
9609 current_block_start_count.
9610 (expand_fixup): Likewise.
9611 (expand_decl): Don't access block_stack when outside a function.
9612 (expand_decl_cleanup): Likewise.
9613 (expand_dcc_cleanup): Likewise.
9614 (expand_dhc_cleanup): Likewise.
9615 (expand_anon_union_decl): Likewise.
9616 (set_file_and_line_for_stmt): New function.
9617 (in_control_zone_p): New function.
9619 * function.h (struct function): Add new elt stmt.
9620 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
9621 case_stack, nesting_stack, nesting_depth, block_start_count,
9622 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
9623 emit_lineno, goto_fixup_chain.
9624 (save_eh_status, restore_eh_status, save_stmt_status,
9625 restore_stmt_status): Delete declarations.
9626 * function.c (push_function_context_to): Don't call save_stmt_status.
9627 (pop_function_context_to): Don't call restore_stmt_status.
9628 * tree.h (in_control_zone_p): Declare.
9629 * rtl.h (set_file_and_line_for_stmt): Declare.
9631 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
9632 call set_file_and_line_for_stmt.
9634 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
9636 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
9637 Also update copyright.
9639 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9641 * c-pragma.c: Don't include "except.h".
9642 * emit-rtl.c: Likewise.
9643 * stor-layout.c: Likewise.
9645 * varasm.c: Likewise.
9647 * flow.c: Include "function.h".
9648 * tree.h (init_dummy_function_start): Declare new function.
9650 * except.h (struct eh_status): New structure.
9651 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
9653 (eh_return_stub_label, ehstack, catchstack, ehqueue,
9654 catch_clauses, false_label_stack, caught_return_label_stack,
9655 protect_list, current_function_ehc): Add accessor macros for the
9656 corresponding fields in current_function->eh; delete declarations
9657 for all items that used to be declared here.
9658 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
9659 catch_clauses, false_label_stack, caught_return_label_stack,
9660 protect_list, current_function_ehc): Delete variables.
9661 (init_eh_for_function): Allocate current_function->eh.
9662 (save_eh_status, restore_eh_status): Delete functions.
9664 * function.h (struct function): Add fields next_global and eh.
9665 Delete all exception handling related fields.
9666 * function.c (current_function): New variable.
9667 (all_functions): New variable.
9668 (push_function_context_to): Don't allocate a struct function,
9669 use current_function instead. Call init_dummy_function_start when
9670 outside a function. Clear current_function before returning.
9671 (pop_function_context_from): Restore current_function.
9672 Don't free the restored struct function.
9673 (prepare_function_start): New function.
9674 (init_dummy_function_start): New function.
9675 (init_function_start): Break out some code into prepare_function_start
9678 * stmt.c (save_stmt_status): Don't call save_eh_status.
9679 (restore_stmt_status): Don't call restore_eh_status.
9681 * Makefile.in: Update dependencies.
9683 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9685 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9686 of depending on a magic constant value. Update comments.
9687 (hppa_expand_prologue): Similarly.
9689 * pa.md (reload_indi, reload_outdi): Allow any register for the
9690 original reload register.
9692 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9694 * cccp.c (print_help): Change marcos to macros.
9696 1999-07-30 Richard Henderson <rth@cygnus.com>
9698 * c-typeck.c (initializer_constant_valid_p): Move ...
9699 * c-common.c (initializer_constant_valid_p): ... here. Use
9700 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9702 * c-common.h (initializer_constant_valid_p): Declare.
9703 * c-tree.h (initializer_constant_valid_p): Remove.
9705 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9707 * config/i386/sol2-c1.asm: Align the stack.
9708 * config/i386/sol2-gc1.asm: Likewise.
9710 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9712 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9713 -Asparclite for sparc86x.
9714 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9716 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9718 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9720 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9721 the user if using the non-default arch size in BI_ARCH configuration.
9722 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9724 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9725 Fix patterns so that they actually match.
9726 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9727 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9728 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9730 (mulsidi3): Reflect this in the expand.
9731 (smulsi3_highpart): Only on TARGET_ARCH32.
9732 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9733 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9734 (umulsidi3): Reflect this in the expand.
9735 (umulsi3_highpart): Only on TARGET_ARCH32.
9736 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9737 don't require g0 to be zero.
9738 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9739 ({,u}divsi3): New expands.
9740 ({,u}divsi3_sp64): New patterns.
9741 (after lshrdi3_v8plus): Four new patterns to help combiner
9742 optimizing nested mixed mode shifts.
9744 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9745 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9746 speed things up. Don't use them by default on plain v9 in 64bit
9747 mode, according to what SPAMv9 sais.
9749 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9750 top 32 bits of %[og][0-7] in signal handlers.
9751 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9753 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9755 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9756 (ashlsi3): Corresponding changes.
9758 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9760 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9762 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9764 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9766 * arm.h (Hint): Delete macro.
9767 Substitute HOST_WIDE_INT for Hint in some prototypes.
9768 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9770 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9772 * builtins.c (expand_builtin_setjmp): Use force_operand to
9773 make sure that the buffer address is in a suitable form to be
9774 passed to force_reg.
9776 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9778 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9781 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9783 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9784 proper mode in the condition string.
9785 (icacheflush, dcacheflush): Remove modes from match_operands.
9787 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9788 proper mode before using it.
9790 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9793 * pa.c (store_reg): Do not call add_high_const generator directly.
9794 (load_reg, set_reg_plus_d): Likewise.
9795 * pa.md (add_high_const): No longer a named pattern.
9797 * pa.c (legitimize_address): Consistently use Pmode rather than
9798 SImode. Do not call gen_pic2_highpart directly anymore.
9799 * pa.md (pic2_highpart): No longer a named pattern.
9800 (pic2_lo_sum): Similarly. Reformat to make more readable.
9802 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9807 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9809 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9811 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9813 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9814 and tag the spill mems.
9815 (hppa_va_start): New.
9817 * pa.h (EXPAND_BUILTIN_VA_START): New.
9818 (EXPAND_BUILTIN_VA_ARG): New.
9820 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9822 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9823 and tag the spill mems.
9824 (mn10300_va_start): New.
9825 (mn10300_va_arg): New.
9826 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9827 (EXPAND_BUILTIN_VA_ARG): New.
9829 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9831 * mn10200.c (mn10200_va_arg): New.
9832 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9834 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9836 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9837 rather than play with TREE_INT_CST_LOW.
9839 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9841 * config/arm/telf.h: Include dbxelf.h.
9842 (CPP_PREDEFINES): Only define if not already defined.
9843 (ASM_IDENTIFY_GCC): Likewise.
9844 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9845 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9846 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9848 (DBX_DEBUGGING_INFO): Don't define.
9849 * config/arm/linux-telf.h: New file.
9850 * config/arm/linux-tgas.h: New file.
9851 * config/arm/t-thumb-linux: New file.
9852 * config/arm/uclinux-elf.h: New file.
9853 * config/arm/uclinux-telf.h: New file.
9854 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9855 thumb-*-uclinux): New targets.
9856 * configure: Regenerate.
9858 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9860 * pa.md (post_store, pre_load): New expanders.
9861 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9862 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9863 need to directly generate RTL for them.
9864 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9867 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9869 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9870 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9871 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9872 (secndary_reload_class): Make TARGET_ELF conditional compile.
9873 (print_operand_address): Similar.
9874 (output_toc): Print all values as hex.
9875 (get_issue_rate): Rearrange and add RS64A and PPC630.
9876 * rs6000.h (processor_type): Add RS64A and PPC630.
9877 (PROCESSOR_POWERPC64): New.
9878 (PROMOTE_MODE): Use word_mode.
9879 (RTX_COSTS): Add RS64A and PPC630.
9880 * rs6000.md (scheduling information): Add lmul and ldiv
9881 representing 64-bit integer multiply and divide. Add rs64a and
9883 (ashldi3): Add support for "rldic" instruction.
9884 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9886 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9888 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9889 instead of V8 for sparclite86x in cpu_table.
9891 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9893 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9894 output_file_directive.
9896 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9898 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9899 tree for op1, not the rtl.
9901 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9903 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9904 to m88k_va_start, leaving only the register spill.
9905 (m88k_build_va_list): New.
9906 (m88k_va_start): New.
9908 * m88k.h (BUILD_VA_LIST_TYPE): New.
9909 (EXPAND_BUILTIN_VA_START): New.
9910 (EXPAND_BUILTIN_VA_ARG): New.
9912 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9914 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9915 Rename from expand_builtin_saveregs.
9916 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9918 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9920 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9921 for the register spill block.
9922 (i960_build_va_list): New.
9923 (i960_va_start): New.
9925 * i960.h (BUILD_VA_LIST_TYPE): New.
9926 (EXPAND_BUILTIN_VA_START): New.
9927 (EXPAND_BUILTIN_VA_ARG): New.
9928 * i960.md (store_multiple): Use change_address on individul mems.
9930 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9932 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9934 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9935 (expand_builtin_va_end): Evaluate arg for side effects.
9936 * c-common.c (c_common_nodes_and_builtins): Construct a
9937 va_list_arg_type_node to handle array decomposition to pointer.
9939 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9941 * except.c (start_dynamic_cleanup): Use force_operand on the
9944 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9946 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9947 * c4x.c (c4x_va_arg): New.
9949 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9951 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9954 1999-07-26 Nathan Sidwell <nathan@acm.org>
9956 * eh-common.h (__eh_matcher): Prototype correctly.
9958 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9960 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9961 (TARGET_SINGLE_PIC_BASE): Likewise.
9962 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9964 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9965 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9966 (TARGET_OPTIONS): Add -mpic-register=N.
9967 (OUTPUT_INT_ADDR_CONST): New macro.
9968 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9969 LEGITIMATE_PIC_OPERAND_P): Likewise.
9970 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9971 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9972 output_addr_const directly.
9973 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9975 (thumb_pic_register, thumb_pic_register_string): Declare.
9977 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9979 (label_mentioned_p): New function: Imported from arm.c.
9980 (legitimize_pic_address): New function: Imported from arm.c.
9981 (is_pic):New function: Imported from arm.c.
9982 (thumb_finalize_pic):New function: Imported from arm.c.
9983 (add_constant): Cope with PIC constants.
9984 (fixit): Cope with PIC constants.
9985 (output_return): Do not treat the PIC register as live if
9986 TARGET_SINGLE_PIC_BASE is true.
9987 (thumb_function_prologue): Do not treat the PIC register as live if
9988 TARGET_SINGLE_PIC_BASE is true.
9989 (thumb_expand_prologue): Do not treat the PIC register as live if
9990 TARGET_SINGLE_PIC_BASE is true.
9991 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9992 TARGET_SINGLE_PIC_BASE is true.
9993 (thumb_print_operand): Accept '|'.
9994 (thumb_override_options): Process PIC options.
9996 * config/arm/thumb.md (movsi): Support PIC.
9997 (call_insn): Change "i" constraint to "X".
9998 (call_value_insn): Likewise.
9999 (consttable_4, consttable_8, consttable_end): Set and clear
10000 "making_const_table" as appropriate.
10001 (pic_load_addr, pic_add_dot_plus_four): New insns.
10003 * invoke.texi (Thumb Options): Fix spelling. Document new
10004 options -msingle-pic-base and -mpic-register=.
10006 1999-07-26 Andrew Haley <aph@cygnus.com>
10008 * config/m32r/initfini.c (__init): Use a full word immediate for
10009 __fini: this allows it to be placed in any memory region.
10011 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
10012 -mmodel=medium. This is OK for all memory models.
10014 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
10016 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
10017 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
10019 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
10021 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
10024 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
10026 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
10028 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
10029 (BUILD_VA_LIST_TYPE): New.
10030 (EXPAND_BUILTIN_VA_START): New.
10031 (EXPAND_BUILTIN_VA_ARG): New.
10032 * i860.c (output_delayed_branch): Disable.
10033 (output_delay_insn): Likewise.
10034 (i860_saveregs): New.
10035 (i860_build_va_list): New.
10036 (i860_va_start): New.
10037 (i860_va_arg): New.
10038 * i860.md: Disable all peepholes using output_delayed_branch.
10039 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
10041 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
10043 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
10044 (BUILD_VA_LIST_TYPE): New.
10045 (EXPAND_BUILTIN_VA_START): New.
10046 (EXPAND_BUILTIN_VA_ARG): New.
10047 * clipper.c (clipper_builtin_saveregs): Only dump registers.
10048 Return the address of the save area.
10049 (clipper_build_va_list): New.
10050 (clipper_va_start): New.
10051 (clipper_va_arg): New.
10053 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
10055 * arc.h (EXPAND_BUILTIN_VA_START): New.
10056 (EXPAND_BUILTIN_VA_ARG): New.
10057 * arc.c (arc_setup_incoming_varargs): Set alias set of
10059 (arc_va_start): New.
10062 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
10064 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
10065 (BUILD_VA_LIST_TYPE): New.
10066 (EXPAND_BUILTIN_VA_START): New.
10067 (EXPAND_BUILTIN_VA_ARG): New.
10068 * alpha.c (alpha_builtin_saveregs): Delete.
10069 (alpha_build_va_list): New.
10070 (alpha_va_start): New.
10071 (alpha_va_arg): New.
10073 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
10075 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
10077 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
10078 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
10080 * gcc.texi: More changes related to list conversion.
10081 * invoke.texi: Likewise.
10083 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
10085 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
10086 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
10087 (expand_builtin_next_arg): Accept ARGLIST not EXP.
10088 (stabilize_va_list): New function.
10089 (std_expand_builtin_va_start): New function.
10090 (expand_builtin_va_start): New function.
10091 (get_varargs_alias_set): New function.
10092 (std_expand_builtin_va_arg): New function.
10093 (expand_builtin_va_arg): New function.
10094 (expand_builtin_va_end): New function.
10095 (expand_builtin_va_copy): New function.
10096 (expand_builtin): Call them.
10097 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
10098 __builtin_{varargs_start,stdarg_start,end,copy}.
10099 (build_va_arg): New function.
10100 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
10101 (build_va_arg): Declare.
10102 * c-decl.c (ptr_type_node, va_list_type_node): New.
10103 * c-parse.gperf (__builtin_va_arg): New.
10104 * c-parse.in (VA_ARG): New token.
10105 (unary_expr): Recognize it.
10106 * expr.c (expand_expr): Expand VA_ARG_EXPR.
10107 * expr.h (std_expand_builtin_va_start): Declare.
10108 (std_expand_builtin_va_arg): Declare.
10109 (expand_builtin_va_arg): Declare.
10110 (get_varargs_alias_set): Declare.
10111 * tree.def (VA_ARG_EXPR): New.
10112 * tree.h (BUILT_IN_VARARGS_START): New.
10113 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
10114 (ptr_type_node, va_list_type_node): Declare.
10115 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
10116 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
10117 * m88k.h, m88k.c: Likewise.
10118 * mn10300.h, mn10300.c: Likewise.
10119 * pa.h, pa.c: Likewise.
10120 * rs6000.h, rs6000.c: Likewise.
10121 * sh.h, sh.c: Likewise.
10122 * sparc.h, sparc.c: Likewise.
10124 * emit-rtl.c (operand_subword): Copy alias set.
10125 (change_address): Likewise.
10127 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
10129 * pa.c (compute_frame_size): Scan all the used callee saved registers,
10130 not just the first one.
10132 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
10134 * config/arm/arm.h (TARGET_SWITCHES): Add
10135 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
10136 (TARGET_OPTIONS): Add -mpic-register=.
10137 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
10138 (arm_pic_register_string): Declare.
10139 (NEED_PLT_GOT): Delete, replace with ...
10140 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
10141 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
10142 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
10143 * config/arm/arm.c (arm_override_options): Add new option
10145 (arm_pic_register_string): New variable.
10146 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
10147 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
10148 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
10149 (output_return_instruction): Likewise.
10150 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
10151 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
10152 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
10154 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
10155 mention of -msched-prolog. Document new options -msingle-pic-base
10156 and -mpic-register=.
10158 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
10160 * haifa-sched.c (reemit_notes): Tidy.
10161 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
10164 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
10166 * explow.c (trunc_int_for_mode): New function.
10167 (plus_constant_wide): Use it.
10168 * combine.c (simplify_and_const_int): Likewise.
10169 (merge_outer_ops): Likewise.
10170 (simplify_shift_const): Likewise.
10171 * cse.c (simplify_unary_operation): Likewise.
10172 (simplify_binary_operation): Likewise.
10173 * emit-rtl.c (operand_subword): Likewise.
10174 * rtl.h: Declare it.
10176 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10178 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
10179 (use NUM_REGS instead of NUM_INTS).
10181 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10183 * builtins.c: New file.
10184 * expr.c (saveregs_value, apply_args_value): Delete definition,
10185 moved into builtins.c.
10186 (string_constant): No longer static.
10187 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
10188 apply_args_size, apply_result_size, result_vector,
10189 expand_builtin_apply_args, expand_builtin_apply,
10190 expand_builtin_return): Delete functions, moved into builtins.c.
10191 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
10192 * expr.h (saveregs_value, apply_args_value): Declare variables.
10193 (expand_builtin, string_constant): Declare functions.
10194 * Makefile.in: Update to build builtin.o.
10196 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
10198 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
10199 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
10200 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
10201 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
10203 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
10206 1999-07-21 Michael Meissner <meissner@cygnus.com>
10208 * print-rtl.c (print_rtx): Print the names of the virtual
10211 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
10213 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
10214 introduced in previous delta.
10216 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10218 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
10219 to avoid name clash.
10221 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
10223 * c-lex.c (yylex) : Correct the test for overflow when lexing
10226 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
10228 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
10229 (adjust_priority): Always call ADJUST_PRIORITY.
10230 (schedule_insn): Only put insns into the ready at cost 0.
10231 (schedule_block): Remove redundant initial sort. Give clock_var
10232 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
10234 * tm.texi (MD_SCHED_REORDER): Update docs.
10236 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
10237 * sparc.c (ultra_reorder_called_this_block): Delete.
10238 (ultrasparc_sched_init): Don't set it.
10239 (ultrasparc_sched_reorder): Don't check it.
10241 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
10243 * rs6000.h (struct rs6000_args): Add sysv_gregno.
10244 * rs6000.c (init_cumulative_args): Init sysv_gregno.
10245 (function_arg_boundary): Align DFmode.
10246 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
10247 to get fp reg and stack overflow correct.
10248 (function_arg): Likewise.
10249 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
10250 (setup_incoming_varargs): Restructure for ABI_V4; use
10251 function_arg_advance to skip final named argument.
10252 (expand_builtin_saveregs): Properly unskip the last integer arg
10253 when doing varargs. Adjust overflow location calculation.
10255 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
10256 explicitly unsigned.
10257 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
10258 (__VA_GP_REGSAVE): Similarly.
10259 (__va_longlong_p): Delete.
10260 (__va_arg_type_violation): New declaration.
10261 (va_arg): Restructure. Flag promotion errors. Align double.
10262 TFmode passed by reference.
10264 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
10265 in the HOST_BITS_PER_WIDE_INT > 32 case.
10267 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
10269 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
10271 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
10273 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
10274 * toplev.c (documented_lang_options): Add -fpreprocessed.
10275 * cpplib.h (struct cpp_buffer): Add preprocessed.
10276 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
10277 (cpp_start_read): Don't expand macros or emit an initial #line
10278 directive if -fpreprocessed.
10280 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
10282 * cpplib.h (struct cpp_buffer): Added manual_pop for
10283 better C++ tokenization.
10284 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
10285 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
10286 * c-common.c (cpp_token): Make non-static.
10288 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10290 * c-common.h: New file.
10291 * c-common.c (permanent_obstack): Delete unused declaration.
10292 (c_global_trees): New array.
10293 (c_common_nodes_and_builtins): New function; split off common code
10294 from init_decl_processing in both c-decl.c and cp/decl.c.
10295 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
10296 c_global_trees and accessor macros defined in c-common.h.
10297 Include c-common.h.
10298 * c-decl.c: Delete definitions for tree nodes that were replaced by
10300 (init_decl_processing): Build void_list_node.
10301 Call c_common_nodes_and_builtins; delete code to generate the common
10303 * objc/objc-act.c (build_module_descriptor): Rename variable
10304 void_list_node to avoid clash with c-common.h.
10306 * Makefile.in: Update dependencies.
10307 * objc/Make-lang.in: Likewise.
10309 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
10311 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
10312 (UNIQUE_SECTION_P): Likewise.
10313 (UNIQUE_SECTION): Likewise.
10315 1999-07-19 Linas Vepstas <linas@linas.org>
10317 * config/i370/README: New file.
10318 * config/i370/linux.h: New file.
10319 * config/i370/mvs.h: New file.
10320 * config/i370/oe.h: New file.
10321 * config/i370/t-linux: New file.
10322 * config/i370/t-mvs: New file.
10323 * config/i370/t-oe: New file.
10324 * config/i370/x-oe: New file.
10325 * config/i370/xm-linux.h: New file.
10326 * config/i370/xm-mvs.h: New file.
10327 * config/i370/xm-oe.h: New file.
10329 * i370.c (label_node_t): Add first_ref_page, label_addr,
10330 label_first_ref, label_last_ref members.
10331 (mvs_need_base_reload): Renamed from mvs_label_emitted.
10332 (MAX_MVS_LABEL_SIZE): Define.
10333 (MAX_LONG_LABEL_SIZE): Define.
10334 (alias_node_t, alias_anchor, alias_number): New.
10335 (mvs_function_table): Reorder for EBCDIC.
10336 (ascebc, ebcasc): Unconditionally define.
10337 (i370_branch_dest, i370_branch_length): New functions.
10338 (i370_short_branch, i370_label_scan): New functions.
10339 (mvs_get_label): Renamed from mvs_add_label. Search for
10340 an existing label before creating a new one.
10341 (mvs_add_label): New function.
10342 (mvs_get_label_page): New function.
10343 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
10344 over the entire list.
10345 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
10346 (mvs_check_page) [TARGET_ELF_ABI]: New function.
10347 (mvs_add_alias, mvs_need_alias): New functions.
10348 (mvs_get_alias, mvs_check_alias): New functions.
10349 (handle_pragma): New function.
10350 (mvs_function_check): New function.
10351 (unsigned_jump_follows_p): Search harder.
10352 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
10353 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
10354 * i370.h (TARGET_VERSION): Delete.
10355 (CPP_SPEC, CPP_PREDEFINES): Delete.
10356 (mvs_label_emitted): Delete.
10357 (TARGET_EBCDIC): Delete.
10358 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
10359 (HANDLE_PRAGMA): Define.
10360 (HARD_REGNO_NREGS): Handle complex modes.
10361 (HARD_REGNO_MODE_OK): Likewise.
10362 (CLASS_MAX_NREGS): Likewise.
10363 (RET_REG): Likewise.
10364 (EXTRA_CONSTRAINT): Define.
10365 (RETURN_IN_MEMORY): True for DImode.
10366 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
10367 (FUNCTION_PROFILER): Delete.
10368 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
10369 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
10370 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
10371 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
10372 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
10373 (ASM_FILE_START): Add "RMODE ANY".
10374 (ASM_OUTPUT_EXTERNAL): Check for aliases.
10375 (ASM_GLOBALIZE_LABEL): Likewise.
10376 (ASM_OUTPUT_LABELREF): Likewise.
10377 (ASM_OUTPUT_COMMON): Likewise.
10378 (PRINT_OPERAND): Handle 'K', 'W', default.
10379 (PRINT_OPERAND_ADDRESS): New.
10380 (Lots of defines): Add support for TARGET_ELF_ABI.
10381 * i370.md (attr length): New. Define for all patterns.
10382 (*): Lots of tweeks to assembly output and constraints.
10384 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
10386 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
10387 Disable patterns performing SImode comparisons with SImode values
10388 if TARGET_POWERPC64 and instruction does not sign-extend or does
10389 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
10390 differ for signed quantities.
10391 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
10392 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
10393 (decrement_and_branch_on_count): Add 64-bit variant.
10395 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10397 * final.c (output_asm_insn): When searching for the matching string
10398 for a given dialect, don't run past the end of the list of
10399 alternatives if there are fewer alternatives in the template than
10402 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
10404 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
10405 Removed paragraph about compression of files and size limitation,
10406 duplicated in the FAQ. Use gcc-patches for posting patches.
10407 * gcc.c (main): Updated URL with bug reporting instructions to
10408 gcc.gnu.org. Removed e-mail address.
10409 * system.h (abort): Likewise.
10411 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10413 * Makefile.in (stmp-multilib-sub): Make the files extracted
10414 from $(LIBGCC1) writable.
10416 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
10418 * config/arm/aout.h: Reformat for improved readability.
10420 * config/arm/arm.h: Reformat for improved readability.
10421 Replace uses of fprintf with asm_fprintf where appropriate.
10422 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
10423 function declaration assembler actions.
10424 (NUM_INTS): New macro: Convert from bytes to words.
10425 (NUM_REGS): New macro: Compute number of registers required to
10426 hold a quanitity of tyep MODE.
10427 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
10429 (NUM_ARG_REGS): New macro: The number of argument registers
10431 (ARG_REGISTER): New macro: Compute the register number of the Nth
10433 (LAST_ARG_REGNUM): New macro: The number of the last argument
10435 (SP_REGNUM): New macro: Register number of the stack pointer.
10436 (FP_REGNUM): New macro: Register number of the frame pointer.
10437 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
10438 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
10439 CUMULATIVE_ARGS so that it counts registers not bytes.
10441 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
10443 Replace uses of fprintf with asm_fprintf where appropriate.
10444 (output_ascii_pseudo_op): Replace with version from thumb.c
10446 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
10448 * config/arm/elf.h (CPP_PREDEFINES): Replace with
10449 SUBTARGET_CPP_SPEC.
10450 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
10451 (ASM_FILE_START): Emit ASM_APP_OFF.
10453 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
10455 * pa.c (compute_frame_size): Round frame according to
10456 STACK_BOUNDARY rather than a hardwired value.
10458 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
10460 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
10462 * configure: Rebuilt.
10464 * configure.in (hppa*-*-linux*): New configuration.
10465 * configure: Rebuilt.
10466 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
10467 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
10468 * pa/pa-linux.h: New file.
10469 * pa/t-linux: New file.
10470 * pa/xm-linux.h: New file.
10472 * pa.c (hppa_legitimize_address): Change references from SImode to
10473 either Pmode or word_mode as appropriate.
10474 (emit_move_sequence, store_reg, load_reg): Likewise.
10475 (set_reg_plus_d, hppa_expand_prologue): Likewise.
10476 (output_mul_insn): Likewise.
10477 * pa.h (PROMOTE_MODE): Likewise.
10478 (INITIALZE_TRAMPOLINE): Likewise.
10479 (Pmode): Define to word_mode.
10481 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
10482 value of 4. Allocate 8 bytes for each FP register save.
10483 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
10485 (hppa_expand_prologue): Likewise.
10486 * pa.h (PROMOTE_MODE): Likewise.
10487 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
10488 (FUNCTION_ARG_BOUNDARY): Likewise.
10490 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
10492 * pa.c (out_of_line_prologue_epilogue): Delete.
10493 (override_options): Remove -mspace related code.
10494 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
10495 (compute_frame_size): Only allocate space for register that
10496 actually need to be saved.
10497 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
10498 (TARGET_SWITCHES): Remove -mspace, -mno-space
10499 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
10500 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
10501 * pa/ee.asm, pa/ee_fp.asm: Delete.
10503 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
10505 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
10506 directive in column zero.
10508 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
10510 * m68k.c (output_function_prologue): Fix computation of save mask
10511 when generating PIC code.
10513 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
10515 * tree.c (build_type_attribute_variant): Move current_obstack restore
10516 after build_qualified_type call.
10518 1999-07-15 Mark Mitchell <mark@codesourcery.com>
10520 * configure.in: Use t-iris6, even with GNU LD.
10521 * config/mips/iris6gld.h: Fix typo in linker spec.
10522 * config/mips/t-iris6gld: Remove.
10524 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
10526 * rs6000.md (insv, extzv): Remove SImode dependence in named
10527 patterns. Explicitly generate DImode RTL if PowerPC64 and
10529 (insvdi): Reverse start and size in instruction template.
10531 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
10533 * invoke.texi: Typo fixes.
10535 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
10537 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
10538 handle at this time instead of silently generating incorrect code.
10539 (gen_imagpart): Likewise.
10541 * reload.c (find_reloads): Emit a USE for a pseudo register without
10542 a hard register if we could not create an optional reload for the
10545 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10547 * c-typeck.c (output_init_element, process_init_element):
10548 When advancing constructor_unfilled_fields for a RECORD_TYPE,
10549 check for nameless bit fields.
10551 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
10553 * regclass.c (scan_one_insn): Notice subregs that change the
10554 size of their operand.
10555 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
10557 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
10559 * configure.in (alpha*-*-*): Include alpha/t-ieee.
10560 * configure: Rebuilt.
10561 * alpha/t-ieee: New file.
10563 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
10565 * rs6000.c (find_addr_reg): Do not select r0 as an address
10568 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
10570 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
10572 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
10574 * rs6000.md (movsf): Do not force easy FP constants into memory.
10576 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
10577 immed_double_const to ensure they are properly truncated then
10580 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10582 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
10583 always unless NO_DEBUG is used. Compile this code
10585 (replace_symbols_in_block): Compile it unconditionally.
10587 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
10589 * configure.in (i?86-*-elf*): New target.
10590 * configure: Rebuilt.
10591 * i386/i386elf.h, i386/t-i386elf: New files.
10593 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
10595 * toplev.c (main): Don't complain about saying -gdwarf.
10596 (rest_of_compilation): Remove redundant code.
10598 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
10600 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
10602 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
10604 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
10605 "Li960R:", to avoid name clash.
10607 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10609 * loop.c (check_dbra_loop): When reversing a loop, delete all
10610 REG_EQUAL notes referencing the reversed biv except those which are
10611 for a giv based on it.
10613 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
10615 * version.c: Drop "gcc-" prefix from version #.
10617 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
10619 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
10620 the label if we're being verbose.
10622 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
10624 * m68k.c (output_function_prologue): Add pic register to mask
10625 if live and flag_pic.
10626 (output_function_epilogue): Likewise.
10628 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
10630 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
10631 directives in column zero.
10633 * pa/elf.h (ASM_FILE_START): Define.
10634 * pa/som.h (ASM_FILE_START): Include .level directives.
10635 * pa/hpux10.h (ASM_FILE_START): Delete.
10636 * pa/hpux11.h (ASM_FILE_START): Delete.
10638 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
10640 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10642 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
10643 when reload_out equals reload_in.
10645 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
10647 * invoke.texi (Spec Files): New node: Describe the contents of
10650 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
10652 * invoke.texi (DEC Alpha Options): Put @end table at
10653 beginning of line, to avoid confusing texi2html.
10655 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
10657 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
10658 introduced in previous delta.
10660 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10662 * reload1.c (gen_reload): When synthesizing a 3 operand add
10663 sequence, improve test for when to reload OP1 into the reload
10664 register instead of OP0.
10666 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10668 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10670 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10672 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10675 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10677 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10678 (va_dcl): Use __builtin_va_alist_t.
10680 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10682 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10683 on the permanent_obstack.
10684 * dwarfout.c (output_type): Likewise.
10686 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10688 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10689 Merged from c-typeck.c and cp/typeck.c.
10690 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10691 Merged into c-common.
10693 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10695 * c-lex.c (errorcount): Declare it.
10696 (finish_parse): Update errorcount when using CPPLIB.
10698 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10700 * fixinc/inclhack.def(end_else_label): Double the backslash so
10701 sed gets a chance to see it.
10702 * fixinc/inclhack.sh: regen
10703 * fixinc/fixincl.x: regen
10705 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10707 Add framework to support armv5 architecture when it becomes
10710 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10711 (arm_arch5): New variable.
10712 (all_architectures): Add armv5 line.
10713 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10714 -march=armv5 is specified on the command line.
10715 (arm_arch5): Export this variable.
10716 * invoke.texi: Document new string accepted by -march= switch for
10719 * config/arm/arm.h: Replace use of constant 12 as a register
10720 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10721 * config/arm/arm.c: Replace use of constant 12 as a register
10722 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10724 * config/arm/elf.h: Tidy up.
10725 * config/arm/coff.h: Tidy up.
10727 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10729 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10730 * gcc/config/mips/t-iris6gld: New file.
10731 * gcc/config/mips/iris6gld.h: Likewise.
10733 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10735 * c-decl.c (widest_integer_literal_type_node,
10736 widest_unsigned_literal_type) : New.
10737 (init_decl_processing): Handle/use the two new types.
10738 * c-common.c (type_for_size,type_for_mode) : Same.
10739 * c-lex.c (yylex) : Same.
10740 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10742 * c-tree.h (widest_integer_literal_type_node,
10743 widest_unsigned_literal_type) : New.
10745 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10747 * dwarfout.c (field_byte_offset): Correctly compute the object's
10748 byte offset for the first bit of a field which crosses an alignment
10749 boundary on a !BYTES_BIG_ENDIAN target.
10751 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10753 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10756 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10757 Jeff Law <law@cygnus.com>
10759 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10762 * except.c: Include intl.h.
10763 (expand_eh_return): Set current_function_cannot_inline.
10764 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10765 * function.h (struct function): Add eh_return_stub_label.
10766 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10767 * Makefile.in (except.o): Depend on intl.h.
10769 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10771 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10772 same as offsettable in cases 1 and 2.
10774 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10776 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10777 (extlh, extwh): Likewise.
10779 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10781 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10783 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10785 * configure.in: Add arm-pe and thumb-pe targets.
10786 * configure: Regenerate.
10788 * thumb.c (arm_naked_function_p): New function: Determines if
10789 a function is naked (has no gcc generated prologue/epilogue).
10790 (is_called_in_ARM_mode): Return true if the func has the
10791 interfacearm attribute.
10792 (output_return): Do not generate a return for naked functions.
10793 (thumb_function_prologue): Do not generate a prologue for
10795 (thumb_expand_prologue): Do not generate a prologue for naked
10797 (thumb_expand_epilogue): Do not generate an epilogue for naked
10799 (arm_valid_machine_decl_attribute): New function, copied from
10800 arm.c: Permit naked and interfacearm attributes.
10802 * config/arm/pe.c: New file: Support code for arm-pe target.
10803 * config/arm/pe.h: New file: Header file for arm-pe target.
10804 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10805 * config/arm/t-thumb-pe: New file: Makefile fragment for
10808 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10810 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10811 -fPIC or -fpic is specified.
10813 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10815 * expr.c (emit_block_move): Use copy_to_mode_reg for
10816 !TARGET_MEM_FUNCTIONS case too.
10818 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10820 * configure: Rebuilt.
10821 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10822 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10823 definitions made redundant by dbxelf.h inclusion. Delete
10824 lots of definitions related to assembly output that are
10825 specific to the SOM object format.
10826 * pa.c (output_function_prologue): Do not emit the function's
10828 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10829 * pa-pro.h: Deleted.
10830 * som.h: New file with SOM specific definitions.
10831 * elf.h: New file with ELF specific definitions.
10833 * elfos.h (const_section): Output a tab before assembler directives.
10834 (ctors_section, dtors_section): Likewise.
10835 (ASM_OUTPUT_SECTION_NAME): Likewise.
10837 * pa/pa1.h: Delete unused file.
10839 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10841 * configure.in (hppa*-hp-hpux11*): New configuration.
10842 * configure: Rebuilt.
10843 * pa/pa-hpux11.h: New file.
10844 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10847 * mips.md (leasi, leadi): New patterns.
10849 * expr.c (emit_block_move): Properly handle case where one of the
10850 block move arguments has a queued increment or decrement.
10851 (clear_storage): Similarly. Fix formatting goof.
10853 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10855 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10856 semicolon from the BSD VA_LIST replacement expression.
10858 * fixinc/inclhack.sh: regen
10859 * fixinc/fixincl.x: regen
10861 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10862 now use the fixincl program.
10864 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10866 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10867 case. Also make the PIC register call_used.
10869 * m68k.h (FINALIZE_PIC): Delete.
10870 * m68k.c (finalize_pic): Delete.
10872 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10874 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10877 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10879 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10881 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10883 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10885 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10887 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10889 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10891 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10893 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10895 * rs6000.c (output_toc): Always use hex values for floating-point
10896 constants. Store single-precision values in upper-half of TOC
10897 entry in 64-bit mode.
10898 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10899 to final constraints.
10900 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10901 (fctiwz): Improve accuracy of RTL for pattern.
10903 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10905 * expr.c (expand_expr): Allow RTL_EXPR's through the
10906 MAX_INTEGER_COMPUTATION_MODE checks.
10908 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10910 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10911 such that MASK_SUPPORT_ARCH is not negative.
10913 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10915 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10916 ADDR_DIFF_VEC insns that appear inside loops.
10918 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10919 Jeff Law <law@cygnus.com>
10921 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10922 Handle LO_SUM the same as offsettable in cases 1 and 2.
10923 * rs6000.c (find_addr_reg): Revert previous patch.
10925 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10927 * system.h (strstr): New external function declaration.
10928 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10929 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10930 * config.in, configure: Rebuilt.
10932 1999-06-24 Tom Tromey <tromey@cygnus.com>
10934 * gcc.c (main): Read user-specified specs files after computing
10935 additional startfile_prefixes.
10937 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10939 Revert these two patches:
10941 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10942 * loop.c (strength_reduce): When doing biv->giv conversion, update
10943 reg note of NEXT->insn.
10945 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10946 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10948 (recombine_givs): Set ix field after sorting.
10950 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10952 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10953 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10955 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10957 *fixinc/inclhack.def: Add fix development commentary
10958 (read_ret_type): reactivate and add selection clause
10959 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10960 *fixinc/{fixincl.x|inclhack.sh}: regen
10962 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10964 * expr.c (expand_expr): STRIP_NOPS before checking against
10965 MAX_INTEGER_COMPUTATION_MODE
10966 (check_max_integer_computation_mode): Likewise.
10968 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10970 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10972 1999-06-22 Jim Wilson <wilson@cygnus.com>
10974 * expr.c (store_expr): When target is a promoted subreg, return a
10975 promoted subreg as a result.
10977 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10979 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10981 (dwarf2out_define): Mark unused parameters appropriately.
10982 (gen_unspecified_parameters_die): Ditto.
10983 (gen_subprogram_die): Fix signed/unsigned warnings.
10984 (gen_variable_die): Ditto.
10986 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10988 * fixinc/inclhack.def(end_else_label): combined else_label
10989 and endif_label and fixed the sed expression.
10990 *fixinc/{fixincl.x|inclhack.sh}: regen
10992 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10994 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10995 'x' when handling non-offsettable addresses
10997 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10999 * final.c (shorten_branches): Don't try to split an insn that has
11002 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
11004 * config/mips/mips.c (symbolic_expression_p): New function.
11005 (mips_select_rtx_section): Put symbolic expressions in the
11006 data section, not the read-only data section.
11008 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
11010 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
11012 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
11014 * collect2.c (main): Log frame table count.
11015 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
11016 (scan_prog_file) [COFF]: Handle frame tables.
11018 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
11019 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
11020 * alpha/elf.h: Undef them again.
11021 * alpha/vms.h: Remove their definitions.
11023 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11025 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
11026 remove the clobber of r0 and change the REG_UNUSED note to
11029 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
11031 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
11032 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
11033 fits in HOST_WIDE_INT and one uses union to access a long constant
11036 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
11038 * sparc.c (sparc_override_options): Don't allow profiling for
11039 code models other than medlow.
11040 (sparc_function_profiler): New function from old FUNCTION_PROFILER
11041 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
11042 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
11043 (sparc_block_profiler): Likewise.
11044 (sparc_function_block_profiler_exit): Likewise.
11045 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
11046 (FUNCTION_BLOCK_PROFILER): Likewise.
11047 (BLOCK_PROFILER): Likewise.
11048 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
11049 (MCOUNT_FUNCTION): New.
11050 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
11051 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
11052 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
11053 (MCOUNT_FUNCTION): New.
11054 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
11055 (BLOCK_PROFILER): Delete.
11056 (MCOUNT_FUNCTION): New.
11058 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
11060 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
11062 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
11064 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11067 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11070 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11073 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11076 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
11078 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
11081 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
11083 * i386/djgpp.h (LIB_SPEC): New.
11084 (STARTFILE_SPEC): New.
11086 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
11088 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
11090 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
11093 * system.h (WSTOPSIG): New macro.
11095 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
11097 * c-pragma.c (push_alignment): Don't ignore alignments greater than
11099 (insert_pack_attributes): Take into account member natural
11102 * i386/winnt.c (exports_head): New static variable.
11103 (i386_pe_record_exported_symbol): New function.
11104 (i386_pe_asm_file_end): Use.
11105 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
11106 symbols to be emitted at end of assembly.
11107 (ASM_DECLARE_OBJECT_NAME): Likewise.
11108 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11110 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
11113 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
11115 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
11118 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
11120 * haifa-sched.c (sched_analyze_1): Use free_list instead of
11121 zapping reg_last_uses directly.
11122 (sched_analyze_2, sched_analyze_insn): Likewise.
11123 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
11125 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
11127 * rs6000.md (movdf_hardfloat32): Use worst case insn length
11128 attributes for cases 1 and 2.
11130 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
11132 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
11135 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
11137 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
11139 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
11141 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
11142 PIC_OFFSET_TABLE_REGNUM for general alloaction.
11143 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
11144 must be stacked if it is used for PIC accesses.
11145 * arm.c (use_return_insn): Handle PIC register specially.
11146 (output_return_instruction): Likewise.
11147 (output_func_{prologue,epilogue}): Likewise.
11148 (output_expand_prologue): Likewise.
11150 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
11151 (*strsi_predec): Renamed from *strqi_predec.
11152 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
11153 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
11155 * arm.c (arm_override_options): Remove warning about PIC code
11156 not being supported.
11158 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
11160 * rs6000.c (find_addr_reg): New function.
11161 * rs6000.h (find_addr_reg): Declare.
11162 (offsettable_addr_operand): Delete.
11163 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
11164 from and stores to GPRs.
11166 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
11168 * alpha.c (alpha_expand_block_move): Use get_insns rather than
11169 gen_sequence as argument to emit_no_conflict_block.
11171 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11173 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
11174 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
11175 *fixinc/fixincl.x: regen
11176 *fixinc/inclhack.sh: regen
11178 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
11180 * added support for -mpcrel (PC relative addressing for m68k)
11181 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
11182 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
11183 * m68k.c (print_operand_address): Handle 32-bit PIC case.
11184 (comments for general_src_operand): Add some explanation
11185 about EXTRA_CONSTRAINTS.
11186 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
11187 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
11188 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
11189 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
11190 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
11191 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
11192 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
11193 if not already set.
11194 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
11195 * m68k.h (TARGET_PCREL): New target flag.
11196 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
11197 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
11198 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
11199 contains a SYMBOL_REF. Relax this constraint during reload, since
11200 we want to use the predicates, not reload's built-in concept of a
11201 valid memory address, to control what insns need reloading.
11202 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
11203 operands (essentially 'g', 'm', and 's' under normal circumstances).
11204 * m68k.c (print_operand): Cause printing of pc-relative addresses
11205 to include pc register.
11206 (print_operand_address): Ditto.
11207 (general_src_operand): Accept operands that are not only
11208 general_operands, but are also valid when used as a pc-relative
11210 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
11211 (memory_src_operand): Similar, for memory_operands.
11212 (pcrel_address): New predicate to accept the special case of a
11213 pc-relative address.
11214 * m68k.md (many patterns): Rewrite common SImode, HImode, and
11215 QImode insns to accept *_src_operand instead of *_operand where
11216 pc-relative operands can fit. For example, a pc-relative operand
11217 can be used as a memory source operand for addsi3, but not as a
11218 memory destination.
11219 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
11221 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
11223 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
11224 .thumb_set pseudo op to mark aliases of thumb functions.
11226 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
11228 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
11229 preference to ASM_OUTPUT_DEF, if it is defined.
11231 * tm.texi: Document new, optional target macro
11232 ASM_OUTPUT_DEF_FROM_DECLS.
11234 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11236 * fixincludes: ISCNTL patch
11237 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
11238 (dgux_int_varargs): new for DG/UX
11239 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
11241 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
11243 * invoke.texi (ia32 options): Fix typo.
11245 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11247 * loop.c (strength_reduce): When doing biv->giv conversion, update
11248 reg note of NEXT->insn.
11250 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
11252 * loop.c (move_movables): Note issues with replacing REGs with
11254 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
11256 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
11258 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
11260 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
11261 the reference to `mcount' was not correct for the ELF on FreeBSD.
11263 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11265 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11268 (recombine_givs): Set ix field after sorting.
11270 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
11272 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
11273 to safe to extract a subword out of a REG.
11275 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11277 * sh.md (mulsi3): Don't add a no-op move at the end.
11279 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11281 * cse.c (cse_insn): Don't put hard register source into tables for
11282 the last insn of a libcall.
11284 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11286 * loop.c (strength_reduce): Insert sets of derived givs at every
11287 biv increment, even if it's the only one.
11289 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
11291 * dwarfout.c (add_incomplete_type): New fn.
11292 (output_type): Call it.
11293 (retry_incomplete_types): New fn.
11294 (dwarfout_finish): Call it.
11296 From Eric Raskin <ehr@listworks.com>:
11297 (output_type): Output types for bases.
11299 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
11301 * mips.c (mips_output_conditional_branch): Add `break'
11302 between `default' label and `close braces'.
11304 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
11306 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
11307 specifications and make it realistic.
11308 (LIB_SPEC): Likewise.
11310 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
11312 * config/mips/mips.c (mips_secondary_reload_class): Check for
11313 (PLUS (SP) (REG)) and return appropriate register class.
11314 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
11315 Handle (PLUS (SP) (REG)).
11316 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
11317 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
11318 of emit_insn for tablejump.
11320 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
11322 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
11323 asm_fprintf format string by itself.
11324 (output_function_profiler): Likewise.
11326 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
11328 * combine.c (simplify_logical, case AND): Only call
11329 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
11330 or the constant is positive.
11332 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
11334 * configure.in: Fix typo in rs6000-ibm-aix4 case.
11335 * configure: Regenerate.
11337 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
11339 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
11340 require a sub-version #.
11341 * configure: Rebuilt.
11343 1999-06-14 Robert Lipe (robertlipe@usa.net)
11345 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
11347 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
11349 * c-typeck.c (process_init_element): Detect excess elements in
11350 char array initializer.
11352 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
11354 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
11356 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11358 * invoke.texi (Option Summary): Add -fpermissive flag.
11360 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
11362 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
11363 that require PIC code sequences.
11365 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
11367 * configure.in: Add new target: thumb-elf.
11368 * configure: Regenerate.
11369 * config/arm/t-thumb-elf: New file: Makefile fragment for
11371 * config/arm/telf.h: New file: Header file for thumb-elf
11374 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
11376 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
11377 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
11378 initializers is some circumstances.
11380 * fixinc/inclhack.def (endif_label): Add additional selector for
11381 more bogus stuff after #endif statements.
11382 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11384 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
11386 * i386/cygwin.h (SET_ASM_OP): Define.
11388 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
11390 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
11392 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11394 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
11397 * sh.md (ic_invalidate_line_i): Remove second alternative.
11399 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11401 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
11402 test for the presence of valid prototypes. Delete bypass expr.
11403 (ioctl_fix_ctrl): Correct the selection expression.
11404 (no_double_slash): Correct quoting rules
11405 *fixinc/fixincl.x: regen
11406 *fixinc/inclhack.sh: regen
11408 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
11410 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
11412 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11414 * rs6000.md (movsi_got_internal_mem): Delete.
11415 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
11416 (GOT_TOC_REGNUM): Delete.
11417 (PIC_OFFSET_TABLE_REGNUM): Define.
11418 (FINALIZE_PIC): Disable.
11419 * rs6000.c (rs6000_got_register): New code for fixed pic register.
11420 (rs6000_replace_regno): Delete.
11421 (rs6000_finalize_pic): Likewise.
11422 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
11424 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11426 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
11427 is a note; use <= for the compare; advance P while it is
11430 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
11432 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
11433 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
11435 * varasm.c (remove_from_pending_weak_list): Verify t->name
11436 is non-NULL before passing it to strcmp.
11438 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11440 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
11441 the typed arguments are not part of a comment
11442 (ioctl_fix_ctrl): Added a purpose comment
11443 *fixinc/fixincl.x: regenerate
11444 *fixinc/inclhack.sh: regenerate
11446 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11448 * invoke.texi: Add C4x invocation docs.
11450 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11452 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
11454 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
11456 (c4x_legitimize_reload_address): New function.
11457 * config/c4x/c4x.md: Update docs.
11459 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
11461 * fixincludes: Avoid removing '.'.
11462 * fixinc/fixinc.svr4: Likewise.
11463 * fixinc/fixinc.winnt: Likewise.
11464 * fixinc/inclhack.tpl: Likewise.
11465 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
11467 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11469 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
11471 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
11473 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
11475 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
11478 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
11480 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
11481 * configure: Regenerate.
11483 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
11485 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
11488 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
11490 * fixinc/inclhack.def (avoid_bool): Also catch
11491 "typedef [unsigned] int bool".
11492 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11494 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
11495 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
11496 * configure: Rebuilt.
11498 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
11500 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
11501 such that we can override its definitions if necessary.
11502 (CPP_SPEC): New define. Support processor specific predefines via
11504 (CC1_SPEC): New define. Support processor specific compiler
11505 options via %(cc1_cpu).
11506 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
11509 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11511 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
11512 between sed's -e flag, and the open-quote following it.
11513 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11515 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
11516 Jeffrey A Law (law@cygnus.com)
11518 * varasm.c (assemble_start_function): Remove the function
11519 from the pending weak decls list when we define a function.
11520 (assemble_variable): Similarly for variables.
11521 (weak_finish): Ignore items on the list with a NULL name.
11522 (remove_from_ending_weak_list); New function to "remove" an item
11523 from the pending weak declarations list.
11525 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11527 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
11529 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
11531 * c-lex.c (GETC): Redefine to call getch.
11532 (UNGETC): Redefine to call put_back.
11533 (putback_buffer): New structure type.
11534 (putback): New static structure.
11535 (getch): New function.
11536 (put_back): New function.
11537 (yylex): Replace unused bytes from bad multibyte character.
11539 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
11541 * cpplib.c (do_define): Cast `alloca' return value.
11542 (do_include, do_undef, do_pragma): Likewise.
11543 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
11545 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
11546 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
11548 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
11550 * sparc.md (abstf2): This should be an expand.
11551 (split after abstf2_notv9): Fix mode.
11552 (abstf2_hq_v9): New pattern.
11553 (abstf2_v9): Only use when no hard quad.
11554 (absdf2_v9): Fix if target is not the same as source.
11555 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
11556 Add correct output constraints.
11558 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
11560 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
11561 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
11563 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
11565 * mips.h (mips_output_conditional_branch): New function.
11566 (mips_adjust_insn_length): Likewise.
11567 (ASSEMBLER_SCRATCH_REGNUM): New macro.
11568 (ADJUST_INSN_LENGTH): Likewise.
11569 * mips.c (print_operand): Add `F' and `W' for floating-point
11570 comparison opcodes.
11571 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
11573 (mips_adjust_insn_length): New function.
11574 (mips_output_conditional_branch): New function.
11575 * mips.md (length): Adjust attribute definition to handle
11576 conditional branches. Change lengths to bytes, rather than
11577 instructions throughout. Remove length attribute from
11578 instructions whose length is four bytes, and rely on the default
11580 (dslot): Fix typo in comment.
11581 Reword conditional branch patterns to use
11582 mips_output_conditional_branch.
11584 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11586 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
11587 (LIB_SPEC): Likewise.
11588 Link with -lprof1_r for -g/-pg.
11590 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11592 * loop.c (check_dbra_loop): Fix change of Jan 19.
11594 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
11596 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
11597 (STARTFILE_SPEC): Define, override the svr4.h version.
11598 (ENDFILE_SPEC): Likewise.
11600 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
11602 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
11603 * fixinc/fixincl.x: Regenerated.
11604 * fixinc/inclhack.sh: Regenerated.
11606 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11608 * sh.c (barrier_align): Don't return early for normal branch/barrier
11609 when optimizing for SH2.
11611 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
11613 * i386/udk.h (LINK_SPEC): Correct linker search path for
11616 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11618 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
11619 (braf_label_ref_operand): Delete.
11620 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
11621 * sh.md (casesi_jump_2): Operand1 is now the inside of a
11622 label_ref, and has no predicate.
11623 The patten has a predicate to guard against invalid substitutions.
11624 (dummy_jump): Delete.
11625 (casesi): Update use of casesi_jump_2.
11627 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11629 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
11630 *fixinc/fixincl.x: regenerate
11631 *fixinc/inclhack.sh: regenerate
11633 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
11635 * dwarf2out.c (add_incomplete_type): New fn.
11636 (gen_struct_or_union_type_die): Call it.
11637 (retry_incomplete_types): New fn.
11638 (dwarf2out_finish): Call it.
11640 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
11642 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
11643 current block starts with a CODE_LABEL and ends with a CALL and
11644 we can not find all the argument setup instructions for the CALL.
11646 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
11648 Revert this change:
11649 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11650 something is a candidate for optimize_bit_field_compare.
11652 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11654 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
11656 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
11658 * alpha.c (override_options): Thinko in last patch.
11660 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11661 (LIB_SPEC): Recognize -pthread.
11663 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11665 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11666 definition in config/arm/coff.h
11667 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11669 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11671 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11672 fixes that need "file=xxx\n" prepended before invocation
11673 (start_fixer - new): starting the fixer process is complex enough
11674 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11675 (process): uses the new routine; omit usage of putenv()
11676 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11677 * fixinc/fixincl.x: regenerate
11679 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11681 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11682 and version #s (1.1 -> 2.96) as needed.
11683 * README.g77: Kill way out of date file in the toplevel directory.
11685 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11687 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11688 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11689 * configure: Rebuilt.
11690 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11691 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11692 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11693 (SWITCH_TAKES_ARG): Likewise.
11694 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11695 * config/t-freebsd: Moved from config/i386/ so it can used for all
11698 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11700 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11702 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11704 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11705 * configure: Rebuilt.
11707 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11709 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11710 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11711 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11712 (rs6000_output_load_toc_table): Same.
11713 (output_prolog, output_mi_thunk): Same.
11714 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11715 (ASM_GLOBALIZE_LABEL): Use putc.
11717 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11719 * alpha.md (reload_*_help): New patterns and splitters.
11720 (reload_*): Use them.
11721 (mov[qh]i): Likewise.
11723 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11725 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11728 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11730 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11732 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11734 * flow.c (mark_regs_live_at_end, insn_dead_p,
11735 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11736 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11737 hasn't run or the frame pointer is needed.
11738 * haifa-sched.c (attach_deaths): Likewise.
11739 * sched.c (attach_deaths): Likewise.
11741 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11743 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11744 calculate_can_reach_end returns nonzero.
11746 * configure.in (native gas tests): Search for an assembler in the
11747 same manner that the installed compiler will.
11748 * configure: Rebuilt.
11749 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11751 * alias.c (find_base_term): Improve handling of addresses
11752 constructed from binary operations.
11754 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11756 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11758 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11760 * function.h (cleanup_label, frame_offset): Declare.
11761 (tail_recursion_label, tail_recursion_reentry): Likewise.
11762 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11763 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11764 (tail_recursion_label, tail_recursion_reentry): Likewise.
11765 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11767 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11769 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11771 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11772 (MAX_OFILE_ALIGNMENT): Define.
11774 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11776 * fixincl.c: Replace local include scheme with #includes of
11777 gansidecl.h and system.h.
11778 * procopen.c: Likewise.
11779 * server.c: Likewise.
11781 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11783 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11784 (crti.o): Add build rule and dependencies.
11785 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11787 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11789 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11790 (LIB_LINUX_SPEC): Likewise.
11791 (LIB_LINUX_SPEC): Add support for -pthread
11792 (CPP_OS_LINUX_SPEC): Likewise.
11793 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11796 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11798 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11800 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11801 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11802 for IEEE math and CC_FCOMI.
11803 (put_jump_code): No IEEE if CC_FCOMI is set.
11805 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11807 * fold-const.c (fold_truthop): Make the field reference unsigned
11808 when converting a single bit compare.
11810 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11812 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11814 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11816 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11817 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11820 * reload.c (push_reload): Do not call remove_address_replacements
11821 when presented with identical optional reloads.
11823 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11825 * alpha.h (MASK_FIX, TARGET_FIX): New.
11826 (MASK_*): Reorganize constants.
11827 (CPP_AM_FIX_SPEC): New.
11828 (TARGET_SWITCHES): Add FIX.
11829 (EXTRA_SPECS): Likewise.
11830 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11831 (SECONDARY_MEMORY_NEEDED): Likewise.
11832 (REGISTER_MOVE_COST): Likewise.
11833 * alpha.c (override_options): Add FIX support. Always use
11834 ALPHA_TP_PROG for ev6.
11835 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11836 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11837 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11839 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11841 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11842 something is a candidate for optimize_bit_field_compare.
11844 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11846 * gcc.texi (Passes): Document branch-shortening.
11847 * invoke.texi (Debugging Options): Document the fact that `-dp'
11848 outputs length information for instructions.
11850 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11852 * flow.c: Revert previous delta.
11854 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11856 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11857 FRAME_POINTER_REGNUM.
11858 (mark_set_1): Ditto.
11859 (mark_used_regs): Ditto.
11861 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11863 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11864 (GOT_PCREL): New macro. Define to 1 if not already defined.
11865 * arm/elf.h (GOT_PCREL): Define to 0.
11866 * arm.c (arm_finalize_pic): Take into account the setting of
11869 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11871 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11872 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11874 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11875 store elimination candidates.
11877 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11879 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11882 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11884 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11885 Add use of x-aix41-gld.
11887 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11889 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11890 (ASM_OUTPUT_DESTRUCTOR): Define.
11892 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11894 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11895 last CODE_LABEL in a loop if we have previously passed a jump
11896 to the top of the loop.
11898 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11900 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11901 applying Philip's patch.
11903 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11905 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11908 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11910 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11912 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11914 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11915 Also remove a useless comment.
11917 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11919 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11921 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11923 * collect2.c (main): Only generate import or export file and add
11924 to link arguments if non-empty. Use xmalloc not alloca.
11925 (write_{export,import}_file): Delete.
11926 (write_aix_file): New function.
11927 (locatelib): Use xmalloc not malloc.
11928 (GCC_OK_SYMBOL): Do not check type if aix64.
11930 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11932 Based on patch by Scott Bambrough and Pat Beirne:
11933 * config/arm/arm.c (making_const_table): New variable.
11934 * config/arm/arm.h (making_const_table): Declare.
11935 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11937 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11938 Keep track of when we are building the constant table.
11940 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11942 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11945 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11947 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11950 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11952 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11955 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11957 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11959 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11961 * rs6000.c (output_mi_thunk): Enable full support again.
11963 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11965 * sh.h (BRANCH_COST): Define.
11967 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11969 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11971 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11973 * function.c (assign_stack_local): Align stack slot propertly.
11974 (assign_outer_stack_local): Likewise.
11976 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11978 * expr.h (lang_expand_constant): Declare.
11979 * toplev.c (lang_expand_constant): Define it.
11980 * varasm.c (output_constant): Use it.
11982 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11984 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11985 Change function definitions to K&R style.
11987 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11989 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11991 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11993 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11994 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11995 (several places): omit static initialization
11996 (process): use single fd, since only the read fd is used
11997 * fixinc/gnu-regex.c: define 'const' away, if not supported
11998 * fixinc/procopen.c(several places): omit static initialization
11999 * fixinc/server.c: define 'volitile' away, if not supported
12001 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
12003 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
12004 asm_fprintf and %L to generate the label name.
12005 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
12006 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
12008 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
12010 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
12011 insn for a conditional jump can not be found.
12013 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
12015 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
12016 on variables in specific sections other than .sbss and .sdata.
12018 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
12020 * stmt.c (expand_return): Call start_cleanup_deferral and
12021 end_cleanup_deferral around conditional code.
12023 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12025 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
12026 filename lists. Utilizes new "krstr" AutoGen function.
12027 * fixinc/fixincl.x: Rebuilt.
12029 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
12031 * i386.c (output_float_compare): Avoid GNU-C extensions.
12033 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
12035 * version.c: Bump to distinguish mainline tree from the
12038 See ChangeLog.1 for earlier changes.