1 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
3 * reg-stack.c (convert_regs_1): Handle EH edges specially.
5 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
7 * bitmap.h (BITMAP_XMALLOC): New macro.
8 * flow.c (CLEAN_ALLOCA): Remove.
9 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
10 (life_analysis): Likewise.
11 (update_life_info): Don't use CLEAN_ALLOCA.
12 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
13 (calculate_global_regs_live): Likewise.
14 (print_rtl_with_bb): Likewise.
15 (verify_flow_info): Likewise.
16 * global.c (global_alloc): Likewise.
17 (global_conflicts): Likewise.
18 * integrate.c (save_for_inline_nocopy): Likewise.
19 (expand_inline_function): Likewise.
20 * jump.c (jump_optimize_1): Likewise.
21 (duplicate_loop_exit_test): Likewise.
22 (thread_jumps): Likewise.
23 * loop.c (loop_optimize): Likewise.
24 (combine_givs): Likewise.
25 (recombine_givs): Likewise.
26 * reorg.c (dbr_schedule): Likewise.
28 * combine.c (combine_instructions): Use xmalloc instead of alloca.
30 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
32 * toplev.c (rest_of_compilation): Don't optimize the CFG
33 when rebuilding, just before dbr.
35 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
37 * output.h (assemble_end_function, assemble_destructor,
38 assemble_constructor, assemble_gc_entry, assemble_global,
39 assemble_label, output_constant_pool) Constify a char*.
41 * varasm.c (assemble_destructor, assemble_constructor,
42 assemble_gc_entry, assemble_end_function, assemble_global,
43 assemble_label, output_constant_pool): Likewise.
45 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
47 * config/arm/thumb.c (thumb_expand_prologue): Add comments
48 explaining what is goin on in this function.
50 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
52 * regclass.c (record_reg_classes): In matching case, recompute
53 costs since the direction of movement is different.
55 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
57 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
59 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
60 (sys/mman.h): Include this file only if #HAVE_MMAP.
61 (run_compiles): Initialize `esac_fmt' with one old KR string, not
62 with automatically concatenated ANSI strings.
64 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
66 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
67 (DIV_ROUND_UP): Robustify.
68 (ggc_recalculate_in_use_p): New function.
69 (release_pages): Don't inline it.
70 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
72 (ggc_pop_context): Use ggc_recalculate_in_use_p.
73 (clear_marks): Always save in_use_p.
74 (sweep_pages): Use ggc_recalculate_in_use_p.
75 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
76 Release pages before counting statistics.
78 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
80 * toplev.c (rest_of_compilation): Fix thinko in this change:
82 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
84 (rest_of_compilation): If inside an inlined external function,
85 pretend we are just being declared.
87 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
89 * flow.c (calculate_global_regs_live): Fix thinko.
91 * integrate.c (expand_inline_function): Fix bugs in previous
92 change from Oct 28, 1999.
94 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
96 * stmt.c (expand_value_return): Fix typo in this change:
98 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
99 (expand_value_return): Correctly convert VAL when promoting function
100 return; support RETURN_REG being a PARALLEL.
102 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
104 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
106 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
108 * hard-reg-set.h (reg_names): Constify a char*.
110 * regclass.c (reg_names): Likewise.
112 * regs.h (reg_names): Likewise
114 * a29k/a29k.c (reg_names): Delete declaration.
116 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
118 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
119 arc_output_function_epilogue): Likewise.
121 * elxsi/elxsi.c (reg_names): Likewise.
123 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
125 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
128 * m88k/m88k.c (output_function_profiler): Likewise.
130 * sparc/sparc.c (sparc_flat_output_function_prologue,
131 sparc_flat_output_function_epilogue): Likewise.
133 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
135 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
136 warning from -Wuninitialized and put it under -W.
137 * function.c (uninitialized_vars_warning): Warn only when the
138 corresponding flag is set.
140 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
142 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
143 is nonzero and the single set does not have an elt, then assign
146 * simplify-rtx.c: New file.
147 * Makefile.in (OBJS): Add simplify-rtx.o
148 (simplify-rtx.o): Add dependencies.
149 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
150 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
151 (cse_gen_binary, simplify_unary_operation): Delete.
152 (simplify_binary_operation, simplify_plus_minus): Likewise.
153 (check_fold_consts, simplify_relation_operation): Likewise.
154 (simplify_ternary_operation): Likewise.
155 (delete_trivially_dead_insns): Simplify the contents of the
156 REG_EQUAL note before trying to substitute it into the source
157 of the reg-reg copy at the end of a libcall sequence.
159 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
160 references/callers changed.
162 * mn10200.c (mn10200_va_arg): Force the return value into a
165 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
167 * cccp.c (macroexpand): Avoid out of range accesses for omitted
170 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
172 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
174 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
176 * fold-const.c (fold): Fix thinko when optimizing comparisons
179 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
181 * gcc.texi (Passes): Update front-end files to their current
184 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
186 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
187 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
188 (PREDICATE_CODES): Add addition_operation.
189 * alpha-protos.h (addition_operation): Declare.
190 (secondary_reload_class): Likewise.
191 * alpha.c (addition_operation): New.
192 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
193 * alpha.md (adddi3): Turn into expander.
194 (*lda, *adddi_2): New.
195 (movsf, movdf patterns): Don't preference integer regs.
196 (movsi, movdi patterns): Don't preference fp regs.
198 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
200 * genrecog.c (write_switch): Check for duplicate CODE cases.
202 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
204 * ggc-common.c: Update pre-function commentary.
205 * ggc-page.c: Likewise.
207 (poison_pages): Use memset directly.
208 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
209 (ggc_collect): Poison before sweeping.
210 * ggc-simple.c: Update pre-function commentary.
211 (ggc_alloc_obj): Poison non-zeroed memory.
213 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
215 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
216 match format string, even on 64-bit hosts.
217 * gcc-page.c (ggc_page_print_statistics): Likewise.
219 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
221 * config/i386/i386.c (ix86_cpu): Revert last patch.
222 * config/i386/i386.h (ix86_cpu): Ditto.
224 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
226 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
227 TYPE_SIZE, convert type of result to sizetype.
229 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
231 * flow.c (count_or_remove_death_notes): Equate NULL with the
234 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
235 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
238 * i386.c (pic_label_no): Delete.
239 (ix86_attr_length_default): Don't use single_set to peek
242 * recog.c (peephole2_optimize): Allow recog_next_insn to index
243 the first insn after bb->end.
244 * i386.md (push mem peeps): Scratch is live after evaluation
246 (cmp mem peep): Similarly.
248 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
250 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
251 * function.c (pad_to_arg_alignment): Add missing braces.
253 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
255 * alpha/alpha-protos.h (literal_section): Add prototype.
256 (alpha_need_linkage, alpha_start_function,alpha_end_function):
259 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
261 (alpha_start_function, alpha_end_function, float_strings,
262 alpha_need_linkage): Constify a char*
264 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
266 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
268 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
270 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
272 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
274 * flow.c (debug_flow_info): Add prototype.
276 * gcc.c (main): Likewise.
278 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
281 * reload1.c (failed_reload, set_reload_reg): Likewise.
283 * mips-tfile.c (main): Likewise.
284 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
285 with ATTRIBUTE_NORETURN.
287 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
289 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
290 DECL is not a memory ref.
292 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
294 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
295 * config/i386/i386.c (ix86_cpu): Add extern attribute.
297 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
299 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
300 * config/mips/elf64.h: ditto.
302 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
304 * expr.c (emit_push_insn): New argument alignment_pad.
305 Update all callers. Adjust stack pointer based on alignment pad.
306 * function.c (pad_to_arg_alignment): New argument alignment_pad.
307 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
308 (locate_and_pad_parm): New argument alignment_pad. Update all
310 * expr.h (emit_push_insn): Update prototype.
311 (locate_and_pad_parm): Update prototype.
312 * calls.c (arg_data): Add new field alignment_pad.
313 (initialize_argument_information): Initialize alignment_pad.
315 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
317 * except.c (free_eh_nesting_info): Free the info itself.
318 * function.c (free_after_compilation): Don't free NULL.
319 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
320 (pre_edge_insert): Free inserted.
321 * stmt.c (free_stmt_status): Don't free NULL.
323 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
325 * gcov.c (DIR_SEPARATOR): Provide default.
326 (output_data): Add test for MS-DOS format absolute filename.
327 (fancy_abort): Correct program name.
328 (open_files): Open all files in binary mode.
329 * libgcc2.c (__bb_exit_func): Likewise.
331 * profile.c (init_branch_prob): Specify binary when opening files.
333 * flags.h (flag_unwind_tables): New decl.
334 * toplev.c (flag_unwind_table): New definition.
335 (f_options): Add -funwind-tables.
336 (decode_g_option): Clarify warning when unknown -g option is given.
337 (rest_of_compilation): If inside an inlined external function,
338 pretend we are just being declared.
340 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
341 (dwarf2out_frame_finish): Likewise.
343 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
345 * fold-const.c (merge_ranges): In not in0, but in1, handle
346 upper bounds equal like subset case.
348 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
350 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
351 passed in a register but moved to the stack.
353 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
355 * gcc.c (pass_exit_codes, greatest_status): New variables.
356 (struct option_map): Add entry for "--pass-exit-codes".
357 (execute): Update greatest_status if error.
358 (display_help): Add documentation for -pass-exit-codes.
359 (process_command): Handle -pass-exit-codes.
360 (main): Look at pass_exit_codes and greatest_status on call to exit.
362 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
364 * reload.c (find_reloads): Refine test for no input reload
365 case to not includes reloads emitted after insn.
367 * function.c (find_temp_slots_from_address): Handle sum involving
368 a register that points to a temp slot.
369 (update_temp_slot_address): Make recursive call if both old and
370 new are PLUS with a common operand.
371 * calls.c (expand_call): Mark temp slot for result as having
374 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
376 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
377 component as well as "BINUTILS".
379 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
380 * integrate.c (copy_rtx_and_substitute): Likewise.
381 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
383 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
385 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
386 gdb extensions, write size of type; also be more consistent
387 in using references when this is a subtype.
389 * pa.md (extv, extzv, insv): Use define_expand to reject constant
390 that is out of range.
392 * loop.c (unknown_constant_address_altered): New variable.
393 (prescan_loop): Initialize it.
394 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
395 (invariant_p, case MEM): Remove handling for volatile and readony;
396 check new variable if readonly.
397 (check_dbra_loop): Chdeck unknown_constant_address_altered.
399 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
400 (addr_affects_sp_p): Removed from note_mem_written and only
401 define #ifdef AUTO_INC_DEC.
403 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
405 * regclass.c (record_reg_classes): Properly handle register move
408 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
409 Don't think valid if both operands are invalid.
410 (struct constant_descriptor): New field RTL.
411 (mark_const_hash_entry): Mark it.
412 (record_constant{,_rtx}): Initialize it.
413 (output_constant_def): Allocate RTL in permanent obstack and
415 ({record,compare}_constant_1): Modes must match for
416 CONSTRUCTOR of ARRAY_TYPE.
418 * c-common.h (initializer_constant_valid_p): Delete decl from here.
419 * output.h (initializer_constant_valid_p): Move decl to here.
420 * c-common.c (initializer_constant_valid_p): Delete function from here.
421 * varasm.c (initializer_constant_valid_p): Move function to here.
423 * tree.h (STRIP_SIGN_NOPS): New macro.
424 * fold-const.c (optimize_minmax_comparison): New function.
425 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
426 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
427 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
428 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
429 widening conversions.
430 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
431 to look at size of mode, not precision of type; also add missing cases.
432 (optimize_bit_field_compare, decode_field_reference): Don't try to
433 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
435 * dwarf2out.c (ctype.h): Include.
436 (dwarf2out_set_demangle_name_func): New function.
437 (size_of_line_info): Deleted.
438 (output_line_info): Compute size of line info table from difference
440 (base_type_die, add_name_attribute): Call demangle function, if any.
441 (field_byte_offset): Use bits per word for variable length fields.
442 (gen_array_type_die): Add array name.
443 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
444 (dwarf2out_add_library_unit_info): New function.
446 * explow.c (set_stack_check_libfunc): New function.
447 (stack_check_libfunc): New static variable.
448 (probe_stack_range): Allow front-end to set up a libfunc to call.
450 * combine.c (simplify_comparison): When making comparison in wider
451 mode, check for having commuted an AND and a SUBREG.
452 (contains_muldiv): New function.
453 (try_combine): Call it when dividing a PARALLEL.
454 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
455 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
457 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
458 use one of the CLOBBERs instead.
459 (if_then_else_cond): If comparing against zero, just return thing
462 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
463 Don't generate shifts and subtract if have conditional arithmetic.
465 * rtl.h (delete_barrier): New declaration.
466 * jump.c (jump_optimize): Set up to handle conditional call.
467 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
468 (delete_barrier): New function.
470 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
472 * recog.c (nonmemory_operand): Accept ADDRESSOF.
474 * tree.c (build_type_attribute_variant): Push to obstack of
475 ttype around type_hash_canon call.
477 * expr.c (placeholder_list): Move decl to file scope.
478 (expand_expr): Don't force access to volatile just because its
480 If ignoring reference operations, just expand the operands.
481 (expand_expr, case COMPONENT_REF): Propagate
482 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
483 Refine test for using bitfield operations vs pointer punning.
484 (expand_expr, case CONVERT_EXPR): If converting to
485 BLKmode UNION_TYPE from BLKmode, just return inner object.
486 Use proper mode in store_field call.
487 Properly set sizes of object to store and total size in store_field
488 call for convert to union.
489 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
490 memory (like for ADDR_EXPR). Also, don't put constant in register if
491 we'll want it in memory.
492 (readonly_fields_p): New function.
493 (expand_expr, case INDIRECT_REF): Call it if LHS.
494 (expand_assignment): Handle a RESULT_DECL where
495 DECL_RTL is a PARALLEL.
496 (do_jump, case WITH_RECORD_EXPR): New case.
497 (get_inner_reference): Always go inside a CONVERT_EXPR
498 and NOP_EXPR if both modes are the same.
499 (store_field): Use bitfield operations if size of bitsize is not same
500 as size of RHS's type.
501 Check for bitpos not a multiple of alignment in BLKmode case.
502 Do block move in largest possible alignment.
503 (store_constructor): Set BITSIZE to -1 for variable size and properly
504 in case of array of BLKmode.
505 (expand_expr_unaligned): New function.
506 (do_compare_and_jump): Call it.
508 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
509 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
510 does not include 'o'.
512 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
513 both SET_DEST and SET_SRC reference a virtual register.
514 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
516 * integrate.c (expand_inline_function): Handle case of setting
517 virtual stack vars register (from built in setjmp); when parameter
518 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
519 (subst_constant): Add new parm, MEMONLY.
520 (expand_inline_function, integrate_parm_decls): Pass new parm.
521 (integrate_decl_tree): Likewise.
522 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
523 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
524 (copy_rtx_and_substitute, case SET): Add explicit calls to
525 copy_rtx_and_substitute for both sides.
527 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
529 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
530 within INDEX_TYPE, instead of before.
531 (fixup_gotos): Use f->target_rtl, not the next insn,
532 since latter may be from a later fixup.
533 (expand_value_return): Correctly convert VAL when promoting function
534 return; support RETURN_REG being a PARALLEL.
535 (expand_return): When checking for result in regs and having
536 cleanup, consider PARALLEL in DECL_RTL as being in regs.
538 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
540 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
541 last_nominal_fname): Mark const.
542 (struct include_hash: name, nshort, control_macro): Mark
544 (struct macrodef: symnam): Mark const.
545 (struct if_stack: fname): Mark const.
546 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
547 (IStable): New character-syntax array which encompasses all
548 the old is_foo arrays.
549 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
550 is_space): New macros for interrogating IStable.
551 (check_macro_name): Kill last argument. All callers changed.
553 * cppinit.c (initialize_char_syntax): Delete.
554 (is_idchar, is_idstart, is_hor_space, is_space,
555 trigraph_table): Delete.
556 (IStable): New. Initialize with clever macros to avoid
557 information duplication.
558 (builtin_array): Table of builtins to get rid of explicit list
559 in initialize_builtins.
560 (initialize_builtins): Use builtins_array.
561 (cpp_start_read): Call init_IStable, and set IStable['$'] if
562 opts->dollars_in_ident.
564 * cppexp.c: Change all refs to is_xyz[] arrays to use new
566 (cpp_parse_expr): Avoid 'format string is not constant'
567 warning. Use ISGRAPH to identify printable chars.
568 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
570 (read_and_prescan): Map trigraphs to chars with open-coded
571 if-else-if-... sequence, not a lookup table.
572 * cpphash.c: Change all refs to is_xyz[] arrays to use new
574 * cpplib.c: Change all refs to is_xyz[] arrays to use new
575 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
576 (check_macro_name): Remove ability to report an invalid
577 assertion name, which is never used.
578 (do_line): Constify a couple of char *'s.
579 * cppmain.c (main): Call cpp_cleanup before returning.
581 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
583 * ggc.h (struct ggc_statistics): New type.
584 (ggc_get_size): New function.
585 (ggc_print_statistics): Likewise.
586 * ggc-common.c (ggc_stats): New variable.
587 (ggc_mark_rtx_children): Keep statistics.
588 (ggc_mark_tree_children): Likewise.
589 (ggc_print_statistics): New function.
590 * ggc-page.c (struct globals): Add bytes_mapped field.
591 (alloc_anon): Update it.
592 (release_pages): Likewise.
593 (ggc_get_size): New function.
594 (ggc_page_print_statistics): New function.
595 * ggc-simple.c (ggc_get_size): New function.
597 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
599 * flow.c (propagate_block): When the last reference to a label
600 before an ADDR_VEC is deleted because the reference is a dead
601 store, delete the ADDR_VEC.
603 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
605 * resource.c (find_free_register): Don't use the frame pointer
606 if frame_pointer_needed.
608 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
610 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
611 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
613 * config/i960/i960.c (i960_va_start): New locals base, num.
614 Use INDIRECT_REF instead of ARRAY_REF on valist.
615 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
617 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
619 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
621 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
623 * tree.def (PLACEHOLDER_EXPR): Update comments.
625 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
627 * c-common.c (check_format_info): Avoid non-literal format string
628 warnings when `first_arg_num' is zero.
630 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
632 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
634 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
636 * arm.md (casesi_insn): Add a clobber of the condition code
639 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
641 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
642 used by both cc1 and cc1plus.
644 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
646 * config/arm/arm.c: Initialise arm_structure_size_boundary to
647 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
648 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
649 to the value 32 if it has not already been defined.
650 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
651 Override definition in arm.h with a value of 8.
653 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
655 * c-pragma.c (push_alignment): Don't check the return value
658 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
660 * sparc.h (ADJUST_COST): Fix thinko.
662 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
664 * cccp.c (rescan): Fixed obp pointer handling around call to
665 check_expand subroutine.
667 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
669 * gcse.c (delete_null_pointer_checks): Only record non-null info
670 for pseudos when examining stores.
672 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
673 splitters for these patterns. Use "#" for output templates.
674 (addsi3_carryin_shift): New pattern.
676 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
678 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
679 of the function return register into a plain REG until
680 after function inlining is done.
682 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
684 * jump.c (jump_optimize_1): If we did cross-jumping, and
685 the data will matter, rebuild the CFG.
686 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
687 not optimizing. Don't run shorten_branches.
688 * toplev.c (rest_of_compilation): Run shorten_branches after
691 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
693 * rtl.h (note_stores): Add additional paramter.
694 * rtlanal.c (reg_set_p_1): Take additional paramter.
695 (reg_set_last_1): Likewise.
696 (reg_set_p): Adjust call to note_stores.
697 (reg_set_last): Likewise.
698 (note_stores): Pass data parameter to worker function.
699 * alias.c (record_set): Take additional parameter.
700 (init_alias_analysis): Pass it.
701 * caller-save.c (mark_set_regs): Take additional parameter.
702 (save_call_clobbered_regs): Pass NULL to note_stores.
703 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
705 (record_dead_and_set_regs_1): Likewise.
706 (reg_dead_at_p_1): Likewise.
707 (combine_instructions): Adjust calls to note_stores.
708 (try_combine): Likewise.
709 (record_dead_insn): Remove.
710 (record_dead_and_set_regs): Adjust calls to note_stores.
711 (reg_dead_at_p): Likewise.
712 * cse.c (invalidate_skipped_set): Take additional parameter.
713 (cse_check_loop_start): Likewise.
714 (cse_check_loop_start_value): Remove.
715 (cse_set_around_loop): Adjust calls to note_stores.
716 * flow.c (notice_stack_pointer_modification): Take additional
717 parameter. Remove duplicate declaration.
718 (record_volatile_insns): Adjust calls to note_stores.
719 * gcse.c (record_set_info): Take additional parameter.
720 (record_last_set_info): Likewise.
721 (invalidate_nonnull_info): Likewise.
722 (record_set_insn): Remove.
723 (compute_sets): Adjust calls to note_stores.
724 (last_set_insn): Remove.
725 (compute_hash_table): Adjust calls to note_stores.
726 (insert_insn_end_bb): Likewise.
727 (delete_null_pointer_checks): Likewise.
728 * global.c (mark_reg_store): Take additional parameter.
729 (mark_reg_clobber): Likewise.
730 (reg_becomes_live): Likewise.
731 (global_conflicts): Adjust calls to note_stores.
732 (build_insn_chain): Likewise.
733 * integrate.c (note_modified_parmregs): Take additional parameter.
734 (mark_stores): Likewise. Make it static.
735 (save_for_inline_nocopy): Adjust calls to note_stores.
736 (try_constants): Likewise.
737 * integrate.h (mark_stores): Remove declaration.
738 * jump.c (mark_modified_reg): Take additional parameter.
739 (thread_jumps): Adjust calls to note_stores.
740 * local-alloc.c (validate_equiv_mem_from_store): Take additional
742 (no_equiv): Likewise.
743 (reg_is_set): Likewise.
744 (validate_equiv_mem): Adjust calls to note_stores.
745 (update_equiv_regs): Likewise.
746 (block_alloc): Likewise.
747 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
748 (note_addr_stored): Take additional parameter.
749 (note_set_pseudo_multiple_uses): Likewise.
750 (record_initial): Likewise.
751 (prescan_loop): Adjust calls to note_stores.
752 (strength_reduce): Likewise.
753 (check_dbra_loop): Likewise.
754 * regmove.c (flags_set_1): Take additional paramter.
755 (mark_flags_life_zones): Adjust calls to note_stores.
756 * reload1.c (mark_not_eliminable): Take additional parameter.
757 (forget_old_reloads_1): Likewise.
758 (reload_cse_invalidate_rtx): Likewise.
759 (reload_cse_check_clobber): Likewise.
760 (reload_combine_note_store): Likewise.
761 (move2add_note_store): Likewise.
762 (reload): Adjust calls to note_stores.
763 (reload_as_needed): Likewise.
764 (emit_reload_insns): Likewise.
765 (reload_cse_regs_1): Likewise.
766 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
767 (reload_combine): Adjust calls to note_stores.
768 * resource.c (update_live_status): Take additional paramter.
769 (mark_target_live_regs): Adjust calls to note_stores.
770 * stupid.c (find_clobbered_regs): Take additional parameter.
771 (stupid_life_analysis): Adjust calls to note_stores.
773 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
775 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
778 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
781 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
782 of the variable arm_structure_size_boundary.
784 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
786 * alias.c (init_alias_analysis): Allocate reg_known_value and
787 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
789 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
790 * cse.c (cse_main): Call end_alias_analysis.
791 * haifa-sched.c (schedule_insns): Likewise.
792 * local-alloc. (update_equiv_regs): Likewise.
793 * reload1.c (reload_cse_regs): Likewise.
795 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
797 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
798 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
799 mapping from MASK_FPU.
801 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
803 * sparc.md (call): Don't bound structure return size to 0xfff.
805 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
807 * resource.c (mark_target_live_regs): Check that the target
808 insn wasn't created after compute_bb_for_insn.
810 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
812 * ggc-page.c (poison_pages): Don't be overzealous.
814 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
816 * alias.c: Update comments for ADDRESS.
817 (nonlocal_reference_p): Look inside the ADDRESS to determine if
818 it is a local memory reference.
820 * c-typeck.c (build_function_call): Check that the built-in
821 function is of class BUILT_IN_NORMAL before trying to recongize
823 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
824 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
826 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
828 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
830 (pre_gcse): Likewise.
831 (hoist_expr_reaches_here_p): Likewise.
832 (hoist_code): Likewise.
833 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
835 (pre_expr_reaches_here_p_work): ... here.
836 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
838 (expr_reaches_here_p_work): ... here.
840 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
842 * resource.c (find_basic_block): Delete.
843 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
844 (init_resource_info): Call compute_bb_for_insn.
846 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
848 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
849 with already adjacent blocks, but no fallthru.
850 (merge_blocks_move_successor_nojumps): Simplify.
851 (debug_flow_info): New.
853 * toplev.c (rest_of_compilation): Open jump1 dump file before
854 jump and close after, as opposed to just using dump_rtl.
856 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
858 * reload.h (earlyclobber_operand_p): Declare.
859 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
860 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
861 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
862 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
864 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
865 Richard Henderson <rth@cygnus.com>
867 * emit-rtl.c (emit_block_insn_before): New.
868 (emit_block_insn_after): New.
869 * basic-block.h: Declare them.
871 * bitmap.h: Protect from multiple inclusion.
873 * recog.c (scratch_operand): Handle VOIDmode correctly.
875 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
877 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
878 * function.c (assign_parms): Likewise.
879 * global.c (global_conflicts): Clarify STACK_REGS commentary.
881 * reg-stack.c (max_uid): Remove.
882 (blocks, block_begin, block_end, block_drops_in): Remove.
883 (block_stack_in, block_out_reg_set, block_number): Remove.
884 (struct block_info_def, BLOCK_INFO): New.
885 (enum emit_where): New.
886 (current_block): New.
888 (mark_regs_pat, record_label_references): Remove.
889 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
891 (goto_block_pat, print_blocks, dump_stack_info): Remove.
892 (reg_to_stack): Simplified test for existance of fp code. Use
893 flow.c code. Call shorten_branches after cross-jump opt.
894 (check_asm_stack_operands): Renamed from record_asm_reg_life.
895 Return false if the asm doesn't use stack regs. Don't do life
897 (emit_pop_insn): Replace function pointer arg `when' with
898 enum `where'. Update all callers.
899 (change_stack): Likewise. Update basic block end.
900 (emit_swap_insn): Use current_block->head to limit reverse search
901 for start of block. Use emit_block_insn_after.
902 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
903 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
904 structure assignment instead of bcopy.
906 (convert_regs_entry, convert_regs_exit): New.
907 (convert_regs_1, convert_regs_2): Split out from convert_regs.
908 Work on basic blocks and the CFG.
909 (convert_regs): Use them.
911 * i386.c (output_fix_trunc): Remove code for DImode input operand
913 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
915 (fix_truncdi_1): Allow any mode scratch.
917 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
919 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
920 * linux.h, netbsd.h, vms.h: Not here.
922 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
924 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
925 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
926 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
927 CONDITIONAL_REGISTER_USEAGE): Use them.
928 * config/mips/mips.c (mips_move_1word,mips_move_2words,
929 gen_conditional_branch,override_options) : Use them.
930 * config/mips/mips.md : Use them.
932 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
934 * i386.md (zero_extendqihi2): Use SImode register name with andl.
936 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
938 * integrate.c (function_cannot_inline_p): Don't allow inlining
941 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
943 * c-parse.in (cast_expr): Constify.
945 * cccp.c (special_symbol): Likewise.
947 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
949 * dwarf2out.c (base_type_die): Likewise.
951 * global.c (allocno_compare): Likewise.
953 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
955 * regclass.c (fix_register): Likewise.
957 * rtl.h (fix_register): Likewise.
959 * stupid.c (stupid_reg_compare): Likewise.
961 * toplev.c (decode_f_option): Likewise.
963 * tree.c (build_complex_type): Likewise.
965 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
967 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
969 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
971 * reload.c (find_reloads): Compute mode and nregs fields of all
973 * reload1.c (calculate_needs_all_insns): Simplify a bit.
974 (calculate_needs): Use precomputed mode/nregs values.
975 (allocate_reload_reg): Likewise.
977 (failed_reload, set_reload_reg): ... new functions.
978 (choose_reload_regs_init): New function, mostly broken out from...
979 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
980 Also lose one #if 0 block.
982 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
984 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
987 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
989 * tree.h (BLOCK_TYPE_TAGS): Remove.
990 (BLOCK_END_NOTE): Likewise.
991 (BLOCK_LIVE_RANGE_FLAG): Likewise.
992 (BLOCK_LIVE_RANGE_START): Likewise.
993 (BLOCK_LIVE_RANGE_END): Likewise.
994 (tree_block): Remove live_range_flag, live_range_var_flag, and
995 type_tags. Remove end_note, live_range_start, and live_range_end.
996 (remember_end_note): Remove prototype.
997 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
998 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1000 * ggc-common.c (ggc_mark_tree_children): Don't mark
1001 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1002 * integrate.c (adjust_copied_decl_tree): Remove.
1003 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1004 * stmt.c (last_block_end_note): Remove.
1005 (init_stmt): Don't add a GC root for it.
1006 (expand_fixup): Don't set it.
1007 (remember_end_note): Remove.
1008 (expand_end_bindings): Don't set last_block_end_note.
1010 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1012 * reload1.c (reload_reg_free_for_value_p): Show
1013 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1016 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1018 * expmed.c (extract_bit_field): Allow for the case of non-integer
1019 objects that are smaller than a word (like SFmode on a 64-bit
1022 * loop.c (basic_induction_var): A non-integer variable which is
1023 being set by a paradoxical subreg is probably not a biv.
1025 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1027 * prefix.c (translate_name) Check for empty prefix string.
1029 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1031 * Makefile.in (CPP_CROSS_NAME): New variable.
1032 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1034 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1035 names of the files to be uninstalled.
1037 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1039 * collect2.c (IS_DIR_SEPARATOR): Define.
1040 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1042 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1045 * haifa-sched.c (add_dependence): Update the true dependency
1046 cache the first time we add a true dependence to the LOG_LINKS chain.
1048 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1050 * fold-const.c (fold): Fix comment.
1052 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1054 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1055 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1056 dbxout_start_new_source_file, dbxout_source_file,
1057 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1058 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1060 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1061 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1062 (dbxout_block): Initialize variable `blocknum'.
1064 * dbxout.h (dbxout_init, dbxout_finish,
1065 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1066 dbxout_args, dbxout_source_line): Constify a char*.
1068 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1069 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1070 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1071 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1072 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1073 src_info_attribute, mac_info_attribute, producer_attribute,
1074 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1075 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1076 dwarfout_undef): Constify a char*.
1077 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1079 * dwarfout.h (dwarfout_define, dwarfout_undef,
1080 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1082 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1084 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1085 (MULTILIB_ISA_DEFAULT): New.
1086 (MULTILIB_DEFAULTS): Use it.
1087 * config/mips/mips.c (): Remove the now unnecessary definition
1088 of MIPS_ISA_DEFAULT.
1089 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1090 unnecessary definition.
1092 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1094 * arm.md (pic_load_addr): Add constraints to operand 1.
1096 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1098 * fixinc/genfixes: Provide a means for specifying -D options to
1101 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1103 * arm.c (arm_override_options): Correct initialization of
1104 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1105 arm_is_strong, and arm_is_6_or_7.
1107 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1108 (note_set_pseudo_multiple_uses): New function.
1109 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1110 if a pseudo set in the loop exit is used elsewhere.
1112 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1114 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1116 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1118 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1119 a single load-address pattern.
1121 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1123 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1124 depending on whether or not line-number notes are present.
1126 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1128 * cccp.c (progname, file_buf, default_include, include_file,
1129 macrodef, definition, hashval, wchar_type, user_label_prefix,
1130 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1131 expand_to_temp_buffer, is_system_include, base_name,
1132 absolute_filename, read_name_map, open_include_file,
1133 record_control_macro, check_precompiled, check_preconditions,
1134 pcfinclude, pass_thru_directive, create_definition,
1135 check_macro_name, comp_def_part, collect_expansion,
1136 check_assertion, read_token_list, assertion_install,
1137 assertion_lookup, eval_if_expression, conditional_skip,
1138 validate_else, skip_quoted_string, quote_string, macarg1,
1139 error_from_errno, install, lookup, hashf, dump_defn_1,
1140 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1141 check_white_space, rescan, handle_directive, monthnames,
1142 special_symbol, do_include, remap_include_file, write_output,
1143 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1144 do_ident, do_sccs, do_xifdef, skip_if_group,
1145 output_line_directive, macroexpand, macarg, change_newlines,
1146 initialize_builtins, make_definition): Constify a char*.
1148 * pcp.h (stringdef): Likewise.
1150 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1152 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1155 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1156 Richard Henderson <rth@cygnus.com>
1158 * alias.c: Include ggc.h.
1159 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1160 (record_set): Verify enough room in reg_base_value.
1161 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1162 Register it as a GC root.
1163 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1164 * Makefile.in (alias.o): Depend on ggc.h.
1166 * unroll.c (unroll_loop): Verify the insn before a barrier
1167 is a JUMP_INSN before checking JUMP_LABEL.
1169 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1171 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1172 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1173 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1174 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1175 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1176 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1178 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1180 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1182 * alpha/alpha-interix.h (text_section): Delete prototype.
1183 * alpha/elf.h (text_section): Likewise.
1184 * arm/linux-elf.h (text_section): Likewise.
1185 * arm/linux-telf.h (text_section): Likewise.
1186 * c4x/c4x.h (text_section): Likewise.
1187 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1188 * elfos.h (text_section): Likewise.
1189 * i386/aix386ng.h (text_section): Likewise.
1190 * i386/i386-interix.h (text_section): Likewise.
1191 * i386/sco5.h (text_section): Likewise.
1192 * i386/svr3gas.h (text_section): Likewise.
1193 * nextstep.h (text_section): Likewise.
1194 * psos.h (text_section): Likewise.
1195 * ptx4.h (text_section): Likewise.
1196 * svr3.h (text_section): Likewise.
1197 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1199 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1201 * final.c (peephole): Delete prototype.
1203 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1204 (pre_insert_copies): Remove unused variable `bb'.
1206 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1209 * output.h (peephole): Add prototype.
1211 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1213 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1216 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1218 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1219 for inlined declarations.
1221 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1223 * arm.c (logical_binary_operator): New fucntion.
1224 * arm.h (logical_binary_operator): Declare it.
1225 (PREDICATE_CODES): Handle logical_binary_operator.
1226 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1227 output constraints. Add appropriate splitters.
1228 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1229 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1230 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1232 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1234 * genoutput.c (struct operand_data): New elt eliminable.
1235 (output_operand_data): Write it.
1236 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1237 (compare_operands): Take it into account.
1238 * recog.h (struct insn_operand_data): New elt eliminable.
1239 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1241 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1242 (eliminate_regs): Move code that detects changes to elimination
1243 target regs into new function elimination_effects.
1244 Delete one #if 0 block.
1245 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1246 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1247 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1248 Only call eliminate_regs for real operands of the insn, not for parts
1249 of its structure or parts matched by things like match_operator.
1250 Use elimination_effects and check_eliminable_occurrences. Use
1251 copy_insn to duplicate the pattern when not in the final pass.
1253 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1255 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1258 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1260 * fixinc/README: document the "mach" machine matching test
1261 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1262 * fixinc/fixtests.c: Implement the #else/#endif label test
1263 * fixinc/inclhack.def: utilize these tests and fixes
1264 * fixinc/inclhack.sh: regen
1265 * fixinc/fixincl.x: regen
1266 * fixinc/fixincl.sh: regen
1268 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1270 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1273 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1275 * gcc.1: Document exit codes.
1277 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1279 * calls.c: Include tm_p.h later, so everything we need is defined.
1281 * function.c: Likewise.
1283 * except.c: Include tm_p.h.
1285 * sparc.c: Likewise.
1286 (dwarf2out_cfi_label): Don't prototype.
1287 (check_return_regs, epilogue_renumber,
1288 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1289 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1290 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1291 ultra_schedule_insn): Add static prototype.
1292 (data_segment_operand, text_segment_operand): Call itself with the
1293 proper number of arguments.
1294 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1296 * sparc.h: Move all declarations to sparc-protos.h.
1297 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1300 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1302 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1304 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1305 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1306 ASM_OUTPUT_ASCII): Constify a char*.
1308 * sparc-protos.h: New file for sparc prototypes.
1310 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1312 * function.c (record_insns, contains): Always declare and define.
1313 (record_insns): Mark with ATTRIBUTE_UNUSED.
1315 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1317 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1318 to .section when outputting a .bss section to deal with multiple
1319 .bss input sections (as happens with -fdata-sections)
1320 Also output %progbits, not @progbits so the assembler doesn't treat as
1322 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1324 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1325 thumb parts even when building with non-thumb CPUs, by forcing
1328 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1330 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1331 (movdf_const_intreg_sp64): Similarly.
1333 * local-alloc.c (update_equiv_regs): Check the correct insn
1334 for pre-existing REG_EQUIV notes.
1336 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1338 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1339 block reached by a branch if we're not going to actually process
1342 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1344 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1345 a local extern function declaration.
1347 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1349 * i386.c (ix86_expand_prologue): Properly wrap USE around
1350 reg for CALL_INSN_FUNCTION_USAGE.
1352 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1354 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1355 move between GP_REGs.
1357 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1359 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1360 the mode size when finding out if an offset is legal.
1362 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1364 * basic-block.h (PROP_*): Move constants from ...
1366 (compute_bb_for_insn): Free the array before reallocating.
1367 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1368 (allocate_reg_life_data): Reset all reg variables collected by
1370 (get_block_head_tail): Don't convert from bb to block.
1371 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1372 (find_insn_reg_weight): Take block not bb.
1373 (schedule_block): Don't set block num for moved insns.
1374 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1375 (schedule_insns): Do it here instead.
1376 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1377 before update_life_info.
1378 * recog.c (split_all_insns, peephole2_optimize): Update for
1379 new arg to update_life_info.
1380 * rtlanal.c (remove_note): Cope with NULL note.
1381 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1384 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1386 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1388 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1389 block records so that merge_blocks_nomove will clean up correctly.
1390 (split_edge): Handle casesi insns.
1392 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1394 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1396 * pa.md (call, call_value): Do not emit a blockage after restoring
1399 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1401 * c-typeck.c (c_expand_asm_operands): Fix typo.
1403 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1405 * arm.c (fpu_rhs_operand): Verify modes.
1406 (fpu_add_operand): Likewise.
1407 (di_operand): Likewise.
1408 (soft_df_operand): Likewise.
1410 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1412 * arm.c (arm_return_in_memory): APCS rules state that the elements
1413 of a structure returned in a register must be 'integer-like'.
1415 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1417 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1418 in the source tree when the generated targets are out of date
1419 * fixinc/genfixes: Alter it to run individual fixes for make.
1420 * fixinc/README: rewrite
1421 * fixinc/inclhack.def: moved initial comments to README
1423 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1425 * toplev.c (main): Do not generate an error message if an
1426 unrecognised command line switch is recognisable by another
1427 language. If extra_warnings are enabled, then generate a
1428 warning message instead.
1430 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1432 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1433 (insert_pack_attributes): Delete prototype.
1435 * c-pragma.c (default_alignment): New static variable.
1436 (push_alignment): Initialize to current effective alignment.
1437 (pop_alignment): Use to set new alignment.
1438 (insert_pack_attributes): Delete function.
1439 (handle_pragma_token): Set default_alignment as well each time
1440 a #pragma pack(<n>) is encountered.
1442 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1444 * reg-stack.c (stack_result): Aggregates are not returned in
1447 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1449 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1451 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1453 * basic-block.h (set_block_num): Declare.
1454 * flow.c (update_life_info): Don't call compute_bb_for_insn
1455 or free_basic_block_vars.
1456 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1457 (insn_orig_block): Remove.
1458 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1459 (schedule_block): Keep BLOCK_NUM up-to-date.
1460 (schedule_insns): Use compute_bb_for_insn.
1461 * recog.c (split_all_insns): Likewise.
1462 (peephole2_optimize): Likewise.
1464 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1466 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1467 if the pic register is used.
1469 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1471 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1472 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1473 if that tests TREE_PERMANENT.
1475 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1477 * cse.c (invalidate_for_call): Do not remove memory references from
1478 the table here. It's handled elsewhere.
1480 * haifa-sched.c (add_dependence): Protect references to the
1481 true dependency cache with #ifdef INSN_SCHEDULING.
1482 (remove_dependence): Similarly.
1484 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1485 to the cfg code that this is a return instruction.
1486 * mn10300.md (return_internal): Similarly.
1488 * combine.c (get_last_value): If the last set of a register
1489 is after subst_low_cuid, then we can not use it to determine
1490 the register's last value.
1492 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1494 * Makefile.in: Back out previous change.
1496 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1498 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1500 * haifa-sched.c (add_dependence): Only check/update the cache
1502 (remove_dependence): Likewise.
1503 (schedule_insns): Only create the true_dependency_cache if the
1504 average number of instructions in a basic block is very large.
1506 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1508 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1509 (ggc-simple.o): Likewise.
1510 (ggc-page.o): Likewise.
1512 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1514 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1515 Prototype for exported functions.
1516 (pre_lcm, pre_rev_lcm): Remove prototypes.
1517 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1518 (compute_available): Move to lcm.c, and change parameter order.
1519 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1520 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1521 (gcse_main): No longer call compute_preds_succs. Rebuild the
1522 set table after reach pre pass.
1523 (pre_insert_map, pre_delete_map, edge_list): New.
1524 (alloc_pre_mem): Allocate edge vectors.
1525 (free_pre_mem): Delete edge vectors.
1526 (compute_pre_data): Call new edge based lcm routines.
1527 (process_insert_insn): New function.
1528 (insert_insn_end_bb): Use it.
1529 (pre_edge_insert): New function.
1530 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1532 (pre_insert_copies): Revamp using new edge based lcm outputs.
1533 (pre_delete): Likewise.
1534 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1536 (compute_code_hoist_vbeinout): New new edge based routines.
1537 * lcm.c: Remove all the old LCM functions. Replace with new ones
1538 that work with the new cfg datastructures and work with edges
1541 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1543 * reload.h (struct reload): Add new fields "mode" and "nregs".
1544 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1545 to reference the "mode" and "nregs" field within struct reload.
1547 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1549 * haifa-sched.c (true_dependency_cache): New.
1550 (add_dependence): Use the true dependency cache to avoid expensive
1551 walks down the LOG_LINKS dependency list. Add entries to the
1553 (remove_dependence): Remove entries from the true dependency cache
1555 (schedule_insns): Allocate and initialize and free the true
1558 * haifa-sched.c (schedule_insns): Do not remove inter-block
1559 dependencies anymore.
1561 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1563 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1564 * i386/t-winnt: Likewise.
1566 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1568 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1570 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1572 * Makefile.in (LANGUAGES): Omit "proto".
1573 (clean): Remove stale comment about removing unprotoize.c.
1575 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1577 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1578 using arithmetic on void pointers.
1580 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1582 * haifa-sched.c (compute_block_forward_dependencies): Only check
1583 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1585 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1587 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1588 (expr_equiv_p): Reject memories with different alias sets.
1590 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1592 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1593 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1594 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1595 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1596 (lang_init): Set default for flag_bounds_check if still "unspecified".
1598 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1600 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1602 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1604 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1607 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1609 * config/c4x/c4x.md (*db_noclobber,
1610 *decrement_and_branch_until_zero_noclobber): New patterns and
1611 associated splitters.
1613 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1615 * config/c4x/c4x.md (parallel instruction patterns): Rework
1616 constraints to keep reload happy.
1618 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1620 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1621 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1622 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1623 Add new patterns and associated post-reload splitters.
1625 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1627 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1629 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1631 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1633 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1635 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1637 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1640 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1642 * pa.c (move_operand): Rely on memory_address_p to determine the
1643 validity of non-indexed memory addresses.
1644 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1645 operand in DFmode and SFmode when generating PA2.0 code.
1647 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1649 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1651 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1653 * mips.c (function_prologue): Fix argument types.
1654 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1655 (casesi_internal): Write to the scratch register.
1657 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1659 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1661 (parse_charconst): Delete unnecessary cast when calling
1663 (cpplib.h): Kill prototype of cpp_parse_escape.
1665 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1667 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1668 * unroll.c (unroll_loop): Cast return value of alloca.
1669 * i370/i370.c: Include function.h and toplev.h.
1670 (i370_label_scan): Remove c++ commented abort.
1671 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1672 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1673 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1674 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1676 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1678 * config/t-freebsd: Do not override USER_H.
1679 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1681 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1682 Mumit Khan <khan@xraylith.wisc.edu>
1684 * c-parse.in (component_decl): Support anonymous struct/union.
1686 * c-parse.y: Regenerate.
1687 * c-parse.c: Likewise.
1688 * objc/objc-parse.y: Likewise.
1689 * objc/objc-parse.c: Likewise.
1690 * c-decl.c (finish_struct): Don't sort the fields.
1691 (field_decl_cmp): Delete unused function.
1693 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1695 * sparc.md (movsf_const_intreg): Revert last constraint change.
1696 (movdf_const_intreg_sp32): Likewise.
1698 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
1700 * cse.c: Include hashtab.h instead of splay-tree.h
1701 (struct cse_reg_info): No longer use variant union. Add new
1702 field "regno". All references changed to avoid union.
1703 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
1704 (free_cse_reg_info): Remove.
1705 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
1706 (get_cse_reg_info): Revamp to use expandable hash tables instead
1707 of splay trees. Initialize new fields in cse_reg_info structure.
1708 (new_basic_block): Similarly.
1710 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
1712 * genrecog.c (message_with_line): Prototype.
1713 (validate_pattern): Pass along the set for the dest, not a flag.
1714 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
1715 Check for PC/CC0 as sources.
1716 (nodes_identical): Check for children position match before
1717 allowing the combination.
1719 * rtl.c (read_rtx): Track line number across \\\n.
1721 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
1723 * mips.h (SPECIAL_MODE_PREDICATES): New.
1724 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
1725 (movdi+1, movsi+1): Add output reload constraint.
1726 (casesi_internal): Likewise. Fix commentary.
1727 (return_internal): Use pmode_register_operand.
1729 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
1731 * 1750a.md (movstrqi): Add missing output reload constraint.
1732 (call_value): Likewise.
1733 * a29k.md (cpxxx patterns): Add missing match_operator mode.
1734 (jmpfdec): Add missing inout reload constraint.
1735 * elxsi.md (addsi patterns): Add missing output reload constraint.
1736 (move from sp): Use @ alternates.
1737 (call_value): No constraint on output.
1738 * fr30.md (movsi_pop): Add missing output reload constraint.
1739 (movsf_constant_store): Likewise.
1740 (splits): Remove constraints.
1741 (subsi3): Add missing mode.
1742 * i370.md (cmpstrsi+1): Add missing output reload constraint.
1743 (call_value): Likewise.
1744 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
1745 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
1746 * m32r.md (movsicc_internal): Add output reload constraint.
1747 (movstrsi_internal): Add inout reload constraints.
1748 * m88k.h (reg_names): Don't declare.
1749 (SPECIAL_MODE_PREDICATES): New.
1750 * m88k.md (*): Use register_operand not reg_or_0_operand
1752 * mn10200.h (PREDICATE_CODES): New.
1753 * ns32k.md (ffs pattern): Add output reload constraint.
1754 * pdp11.md (sob pattern): Add inout reload constraint.
1755 * sh.md (splits): Remove constraints.
1756 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
1757 * v850.md (pattern_is_ok_for_epilogue): Likewise.
1758 * vax.md (jgequ pattern): Add inout reload constraint.
1760 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
1762 * configure.in (djgpp): Revert previous patch.
1763 * configure: Rebuit.
1764 * config/i386/djgpp.h: Revert previous patch.
1766 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
1768 * fixinc/inclhack.def: Restore patch lost during last merge of
1769 "no_bogosity" branch.
1770 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
1772 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
1774 * fixincludes: Add a HPUX 11 fix for inttypes.h.
1775 * fixinc/inclhack.def: Same.
1776 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
1778 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
1780 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
1781 as the base of a PLUS.
1783 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1785 * config/c4x/c4x.md: Define mode for remaining unspec operators.
1786 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
1788 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
1790 * pa.md (post_stw+1): Use pmode_register_operand.
1791 (dcacheflush, icacheflush): Likewise.
1793 * i386.md (movstricthi_1): Allow r/r.
1795 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
1797 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
1798 to (not (and (arg0) (arg1))). Similary for and.
1800 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
1801 falltrought to assocate code.
1802 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
1805 * combine.c (simplify_logical): Convert XOR to IOR if operands have
1806 no bits in common; remove XOR to ROTATE conversion.
1808 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1810 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
1812 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1814 * config/c4x/c4x.c (dst_operand): New.
1815 (PREDICATE_CODES): Update.
1816 * config/c4x/c4x.h (dst_operand): Declare it.
1817 * config/c4x/c4x.md: Define mode for each unspec usage.
1818 (move patterns): Use dst_operand predicate instead of src_operand.
1819 (movqi_update, movqf_update): Delete.
1821 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
1823 * recog.c (pmode_register_operand): New.
1824 * recog.h: Declare it.
1825 * genrecog.c (pred_codes): Likewise.
1826 (special_mode_pred_table): Likewise.
1827 (validate_pattern): Don't warn no mode for address_operand.
1829 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
1830 if the operand is not insn-like.
1832 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
1833 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
1835 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
1837 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
1839 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
1840 instead of general_operand in a SET_DEST. Use const_double_operand
1841 instead of an explicit test against CONST_DOUBLE.
1842 (movsf_const_lo): Add missing register mode.
1843 (goto_handler_and_restore): Add auxiliary test for Pmode.
1844 (flush): Adjust to use address_operand.
1845 (return_sf_no_fpu): Add missing output constraint.
1847 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
1849 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
1850 for call return value.
1851 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
1853 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
1855 * toplev.c (main): Only warn about options for other languages.
1856 * collect2.c (main): Pass -w to sub-gcc.
1858 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
1860 * flow.c (propagate_block): Add call-clobbered registers to
1863 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
1864 zapping mem_set_list.
1865 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
1866 (mark_set_1, mark_used_regs): Likewise.
1868 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
1870 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
1872 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1874 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
1875 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
1876 options. Also add a new item "C-only Warning Options" to the
1879 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
1881 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
1882 from multiple calls.
1884 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
1886 * i386.md (call value patterns): Move to the end of the file.
1887 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
1889 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
1891 * configure.in (djgpp configuration): Define extra_objects..
1892 * configure: Rebuilt.
1893 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
1894 (DTORS_SECTION_ASM_OP): Define.
1895 (INIT_SECTION_ASM_OP): Define.
1896 (FINI_SECTION_ASM_OP): Define.
1897 (DATA_SECTION_ASM_OP): Define.
1898 (TEXT_SECTION_ASM_OP): Define.
1899 (EH_FRAME_SECTION_ASM_OP): Define.
1900 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
1901 (STARTFILE_SPEC): Add crtbegin.o.
1902 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
1903 to here from LINK_COMMAND_SPEC.
1904 (DO_GLOBAL_CTORS_BODY): Define.
1905 (CRTSTUFF_USE_FINI_SECTION): Define
1906 (HAS_INIT_SECTION): Delete.
1908 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
1910 * Makefile.in (all.cross): Depend on xcpp$(exeext).
1912 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
1914 * pa.h (PREDICATE_CODES): New.
1916 * genrecog.c (validate_pattern): Condense the destination
1919 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
1921 * alpha.md (call-1): Supply missing mode for operator.
1922 (*): Add missing output reload constraints. Remove constraints
1925 * i386.h (SPECIAL_MODE_PREDICATES): New.
1926 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
1927 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
1928 (addsi_lea_3): Add missing mode for op 3.
1929 (prologue_set_got, prologue_get_pc): Add missing modes.
1930 (*) Add missing output reload constraints.
1932 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
1934 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
1935 check for member bit-size overflow and use var_size if it occurs.
1936 (layout_record): Use bitsize_int() to define the type size in bits.
1937 Likewise for computation and assignment to DECL_FIELD_BITPOS.
1938 (layout_decl): Likewise when assigning to DECL_SIZE.
1940 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
1942 * genrecog.c (validate_pattern): Typo last change. Verify
1943 that output operands have output reloads.
1945 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
1947 * genrecog.c (special_mode_pred_table): New.
1948 (NUM_SPECIAL_MODE_PREDS): New.
1949 (find_operand): New.
1950 (validate_pattern): New argument `insn'. Warn for assignment to
1951 any predicate accepting non-lvalues. Conditionaly warn for
1952 match_operand without a mode. Try much harder to match source
1953 and destination modes on a set.
1954 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
1956 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
1958 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
1960 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
1962 * combine.c (simplify_logical): Recognize xor pattern that encodes
1965 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1967 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
1970 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
1972 * ggc-page.c (MAP_FAILED): Provide default.
1974 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
1976 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
1977 * sparc.h (PREDICATE_CODES): Update.
1979 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
1981 * alpha.c (some_ni_operand): New.
1982 * alpha-protos.h: Declare it.
1983 * alpha.h (PREDICATE_CODES): Update.
1984 * alpha.md (sXaddq reload insns): Use some_ni_operand
1985 for SET_DEST instead of some_operand.
1987 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
1988 Jim Wilson <wilson@cygnus.com>
1990 * genrecog.c (maybe_both_true_2): Don't compare modes of
1992 (process_tree): Elide peephole2_insns. Invoke simplify_tests
1993 after find_afterward.
1994 (debug_decision_1): Dump next and afterward codes.
1996 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
1998 * rtl.c (dump_and_abort): Remove.
1999 (fatal_with_file_and_line): New.
2000 (fatal_expected_char): New.
2001 (read_rtx_lineno, read_rtx_filename): New.
2002 (read_skip_spaces): Track line number.
2003 (read_name): Use fatal_with_file_and_line.
2004 (read_rtx): Use fatal_expected_char. Track line number.
2005 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2007 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2008 if it isn't a CODE_LABEL.
2010 * genattr.c (main): Set read_rtx_filename.
2011 * genattrtab.c (main): Likewise.
2012 * gencodes.c (main): Likewise.
2013 * genconfig.c (main): Likewise.
2014 * genemit.c (main): Likewise.
2015 * genextract.c (main): Likewise.
2016 * genflags.c (main): Likewise.
2017 * genopinit.c (main): Likewise.
2018 * genoutput.c (main): Likewise.
2019 * genpeep.c (main): Likewise.
2021 * genrecog.c (decision_test.u.insn): Add `lineno'.
2022 (pattern_lineno, error_count): New variables.
2023 (message_with_line): New.
2024 (add_to_sequence): Break out checking code to ...
2025 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2026 (merge_insn): Use message_with_line.
2027 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2028 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2030 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2032 * expr.c (store_constructor): Clear union if constructor is empty.
2034 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2036 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2037 Add !endian checks. Change %{...} to %(...).
2039 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2041 * i386.md (*addsi3_cc): Renamed from addcsi3.
2042 (*addsi3_carry): Renamed from addxsi3.
2043 (*subsi3_cc): Renamed from subcsi3.
2044 (*subsi3_carry): Renamed from subxsi3.
2045 (*xorqi_cc_1): Renamed from xorcqi_1.
2046 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2047 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2049 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2051 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2052 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2054 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2056 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2057 climb up the chain of insns.
2059 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2061 * genrecog.c (write_subroutine): Careful for null trees.
2062 (process_tree): Don't elide empty functions.
2064 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2066 * Makefile.in (genrtl.o): Depend on ggc.h.
2067 * configure.in (valloc): Probe for it.
2068 (with-gc): Use ggc-page if valloc present.
2069 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2070 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2071 (ggc_alloc_string): Moved from ggc-page.c.
2072 * ggc-none.c (ggc_alloc_obj): New.
2073 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2074 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2075 (struct globals): Likewise for dev_zero_fd.
2076 (init_ggc): Likewise for it's initialization.
2077 (ggc_allocated_p): Move careful dereference from ...
2078 (ggc_lookup_page_table): ... here. Delete.
2079 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2080 (alloc_anon): Use valloc if no mmap.
2081 (release_pages): Use free if using valloc.
2082 (ggc_alloc_obj): Renamed from alloc_obj.
2083 (ggc_set_mark): Renamed from mark_obj.
2084 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2085 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2086 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2087 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2088 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2089 (ggc_collect): Use fp printing instead of our own rounding.
2090 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2091 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2092 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2093 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2094 (struct ggc_string, struct ggc_any): Delete.
2095 (offsetof): Provide default definition.
2096 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2098 (struct ggc_mem): New, from corpse of ggc_any.
2099 (struct ggc_status): Delete.
2100 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2101 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2102 (n_strings_collected, n_anys_collected): Delete.
2103 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2104 (ggc_alloc_string, ggc_alloc): Delete.
2105 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2106 (ggc_free_string, ggc_free_any): Delete.
2107 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2108 (ggc_compare_addresses, ggc_mark_string): Delete.
2109 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2110 (search_data): Delete.
2111 (struct globals): New.
2112 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2113 (tree_insert, tree_lookup): New.
2114 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2115 (clear_marks, sweep_objs): New.
2116 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2117 (init_ggc): Set allocated_last_gc.
2118 (ggc_push_context): Gut. Use G.context.
2119 (ggc_pop_context): Likewise.
2120 (ggc_pop_context_1): New.
2121 (debug_ggc_tree): New.
2122 (debug_ggc_balance, tally_leaves): New.
2123 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2124 (ggc_mark_string_if_gcable): Remove decl.
2125 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2126 (ggc_mark_rtvec_children): New.
2127 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2128 (ggc_mark_if_gcable): New decl.
2129 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2130 (ggc_alloc_tree, ggc_alloc): Likewise.
2131 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2132 (ggc_alloc_obj): New decl.
2133 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2134 (ggc_alloc_tree, ggc_alloc): Likewise.
2135 (ggc_set_mark): New decl.
2136 * rtl.h (struct rtx_def): Remove gc_mark.
2137 (struct rtvec_def): Likewise.
2138 * tree.h (struct tree_common): Likewise.
2140 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2142 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2143 float_format and thread_file definitions.
2144 * configure: Rebuilt.
2146 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2148 * extend.texi (Function Names): Document types of function names.
2150 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2152 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2153 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2155 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2157 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2159 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2161 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2163 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2165 * collect2.c (main): Do prelimnary link on AIX if rflag.
2167 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2169 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2170 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2172 (__do_global_dtors): similarly for __DTOR_LIST__.
2174 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2175 Diego Novillo <dnovillo@cygnus.com>
2177 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2180 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2182 * fixincl/*: Merged "no_bogosity" branch
2183 * fixincl/fixlib.h: protect against doubly defining t_bool
2184 * fixincl/server.h: protect against doubly defining t_bool
2186 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2188 * genoutput.c: Include toplev.h.
2190 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2192 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2194 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2195 * configure: Regenerate.
2197 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2199 * gcse.c (delete_null_pointer_checks): Returns void.
2201 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2203 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2204 * emit-rtl.c (copy_insn_1): Likewise.
2206 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2208 * config/mips/mips.c (mips_build_va_list): Correct
2209 TREE_CHAIN setting when hard-float.
2210 (mips_va_start): Use corrected setting.
2211 (mips_va_arg): Likewise. Also pass a tree to build of
2212 POSTINCREMENT_EXPR rather than a naked 'int'.
2214 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2216 * ggc.h (ggc_push_context): Fix comment.
2217 (ggc_pop_context): Likewise.
2218 (mark_string_if_gcable): Likewise.
2219 * ggc-common.c (ggc_mark_rtx_children): Use
2220 ggc_mark_string_if_gcable.
2221 * ggc-page.c (ggc_lookup_page_table): New function.
2222 (ggc_allocated_p): Likewise.
2223 (mark_obj): Fix formatting.
2224 (ggc_mark_string_if_gcable): New function.
2225 * ggc-simple.c (ggc_allocated_strings): New variable.
2226 (ggc_strings_used): Likewise.
2227 (ggc_compare_addresses): New function.
2228 (ggc_pop_context): Pop the `any' memory too.
2229 (ggc_mark_string_if_gcable): New function.
2230 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2232 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2234 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2235 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2236 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2239 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2241 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2242 (sched_reg_live_length, sched_reg_basic_block): Delete.
2243 (current_block_num, bb_live_regs, old_live_regs): Delete.
2244 (dead_notes, struct sometimes): Delete.
2245 (sched_note_set, birthing_insn_p): Delete.
2246 (adjust_priority): Gut useless reg lifetime code.
2247 (create_reg_dead_note, attach_deaths): Delete.
2248 (attach_deaths_insn, new_sometimes_live): Delete.
2249 (finish_sometimes_live): Delete.
2250 (find_pre_sched_live, find_post_sched_live): Delete.
2251 (update_reg_usage): Delete.
2252 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2253 (schedule_insns): Delete reg lifetime code.
2254 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2255 (unlink_other_notes): Adjust REG_NOTE commentary.
2256 (reemit_notes): Use REG_SAVE_NOTE.
2257 (schedule_block): Likewise.
2258 (schedule_region): Allocate bitmap of blocks in region. Use
2259 count_or_remove_death_notes. Use update_life_info.
2261 * rtl.h (REG_SAVE_NOTE): New.
2262 * rtl.c (reg_note_name): Update.
2264 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2266 * combine.c (refresh_blocks, need_refresh): New.
2267 (combine_instructions): Allocate refresh_blocks. Invoke
2268 update_life_info if needed.
2269 (distribute_notes): Mark refresh_blocks instead of installing
2271 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2272 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2274 * Makefile.in (recog.o): Depend on basic-block.h.
2276 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2278 * genrecog.c (add_to_sequence): Thinko last change: delete
2279 shadowing allow_const_int variable.
2281 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2283 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2284 __GNUC__ and __GNUC_MINOR__.
2286 * gansidecl.h: Likewise.
2292 * toplev.h: Likewise.
2298 * varray.c: Likewise.
2300 * varray.h: Likewise.
2302 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2304 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2305 use one before a jump table.
2307 * rtl.def (ADDRESS): Change documentation to match reality.
2308 * md.texi: Don't document it.
2309 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2312 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2314 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2316 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2317 known predicate block; default allow_const_int true.
2318 (debug_decision_list): New.
2320 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2322 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2324 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2326 * gcse.c (gcse_main): Avoid global optimizations if we have a
2327 large number of basic blocks and the ratio of edges to blocks
2329 (delete_null_pointer_checks): Likewise.
2331 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2333 * c-common.c (check_format_info): Warn if format string isn't a
2336 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2338 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2339 * configure: regenerate
2341 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2343 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2344 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2345 (peepholes): Re-enable.
2347 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2349 * Makefile.in (flow.o): Depend on TREE_H.
2350 * basic-block.h (REG_SET_EQUAL_P): New.
2353 (free_regset_vector): Remove declaration.
2354 (flow_delete_insn_chain): Declare.
2355 (enum update_life_extent): New.
2356 (update_life_info, count_or_remove_death_notes): Declare.
2357 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2358 Verify register live at bb->global_live_at_start before adding USE.
2359 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2360 (CLEAN_ALLOCA): New.
2362 (PROP_*): New flags.
2363 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2364 (clear_edges): Zero n_edges.
2365 (make_edge): Increment n_edges.
2366 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2367 (flow_delete_insn_chain): Export.
2368 (delete_block): Decrement n_edges.
2369 (merge_blocks_nomove): Likewise.
2370 (life_analysis): Give life_analysis_1 PROP flags.
2371 (verify_wide_reg_1, verify_wide_reg): New.
2372 (verify_local_live_at_start): New.
2373 (update_life_info): Rewrite to call into propogate_block.
2375 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2376 always mark stack pointer. Conditionally mark PIC register.
2377 After reload, mark call-saved registers, return regsiters.
2378 (life_analysis_1): Accept PROP flags not remove_dead_code.
2379 Call mark_regs_live_at_end before zeroing regs_ever_live.
2380 Use calculate_global_regs_live. Copy global_live_at_end before
2381 calling final propagate_block. Zero reg_next_use on exit.
2382 (calculate_global_regs_live): New.
2383 (allocate_bb_life_data): Don't allocate bb->local_set.
2384 (init_regset_vector, free_regset_vector): Remove.
2385 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2386 Test flags before every operation. Warn if prologue/epilogue insn
2387 would have been deleted.
2388 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2389 Use alloc_EXPR_LIST.
2390 (mark_used_regs): Accept and use FLAGS, not FINAL.
2391 Remove special handling for RETURN.
2392 (try_pre_increment): Use alloc_EXPR_LIST.
2393 (dump_flow_info): Dump n_edges.
2394 (unlink_insn_chain, split_hard_reg_notes): Remove.
2395 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2396 (find_insn_with_note, new_insn_dead_notes): Remove.
2397 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2398 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2399 (replace_insns): Remove.
2400 (count_or_remove_death_notes): New.
2401 (verify_flow_info): Abort on error after all checks.
2402 (remove_edge): Decrement n_edges.
2403 (remove_fake_edges): Tweek format.
2404 * haifa-sched.c (schedule_insns): Use split_all_insns.
2405 * output.h (update_life_info): Remove declaration.
2406 * recog.c (split_all_insns): From the corpse of split_block_insns,
2407 do the whole function block by block. Use update_life_info.
2408 (recog_last_allowed_insn): New.
2409 (recog_next_insn): Mind it.
2410 (peephole2_optimize): Set it. Walk backwards through blocks.
2411 Use update_life_info.
2412 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2413 (split_all_insns): Declare.
2414 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2415 Use split_all_insns.
2417 * i386.md (or -1 peep2s): Disable.
2419 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2421 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2422 a single pattern. Scrap the 'd' versions as unnecessary.
2424 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2425 tablejump_mips162,tablejump_internal4): The operands to a
2426 label_ref must be VOIDmode.
2428 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2430 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2432 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2434 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2436 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2438 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2439 cache every function if ggc_p.
2441 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2443 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2444 instead of copy_rtx. Accept sequences that contain asm statements.
2445 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2446 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2447 orig_asm_operands_vector, copy_asm_operands_vector,
2448 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2450 * rtl.h (copy_insn, copy_insn_1): Declare.
2452 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2454 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2456 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2457 arguments to `current_file_function_operand'.
2459 * genrecog.c: Include hard-reg-set.h and resource.h in the
2460 generated output file.
2462 * real.c: Include tm_p.h.
2464 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2466 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2469 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2471 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2472 before the fctiwz insn.
2474 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2475 Mark Mitchell <mark@codesourcery.com>
2477 * tree.c (make_lang_type_fn): New funtion pointer.
2478 (make_lang_type): Call it.
2479 * tree.h (make_lang_type): Declare.
2480 (make_lang_type_fn): Likewise.
2481 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2483 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2485 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2486 make sure that HIGH instructions are copied into BASE_REGS.
2488 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2490 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2492 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2494 * c-decl.c (finish_struct): Use simpler method of
2495 removing elements of a singly-linked list.
2497 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2499 * alpha.md (peephole2's): Comment out peephole2's that generate
2502 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2504 * genrecog.c (add_to_sequence): Disable mode check for
2507 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2509 * ggc-simple.c (init_ggc): Set empty_string.
2511 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2513 * configure.in: Detect mmap. Add --with-gc=foo to select
2514 garbage collector; default to page if mmap available.
2515 * Makefile.in (GGC): Substitute.
2517 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2519 * c-decl.c (ggc_p): Enable.
2521 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2523 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2525 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2527 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2528 string for little-endian-data.
2530 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2532 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2533 case somebody tries to compile --enable-checking code with gcc
2536 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2538 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2541 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2543 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2544 * jump.c (jump_optimize_1): Document why.
2546 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2548 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2549 pointers and casts for `int_handler' and `quit_handler'.
2551 * flow.c (verify_flow_info, split_hard_reg_notes,
2552 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2553 remove_edge, remove_fake_successors): Add static prototypes.
2554 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2555 (mark_set_1): Initialize variable `regno'.
2556 (unlink_insn_chain): Likewise for variable `curr'.
2557 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2559 * loop.c (strength_reduce): Initialize variable
2560 `unrolled_insn_copies'.
2561 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2562 prototypes. Change these functions to take const PTR parameters
2563 to avoid prototype conflict when used as the comparson argument
2565 (check_dbra_loop): Initialize variable `comparison_val'.
2567 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2568 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2569 (find_valid_class): Initialize variable `best_class'.
2570 (find_reloads): Call memcpy, not bcopy.
2572 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2573 (hard_reg_use_compare): Don't needlessly cast away const.
2574 (reload_reg_class_lower): Likewise.
2575 (choose_reload_regs): Initialize variable `regno'.
2577 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2579 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2581 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2583 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2584 ({,d}discard): Add forward declarations. Declare parameter as
2586 (main_without_main): Explicitly declare return type to be int.
2587 (memcpy): Properly declare.
2589 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2590 building the trampoline support, declare malloc, free, and
2592 (__clear_cache): Mark arguments as potentially unused.
2594 * frame.c (toplevel): If inhibit_libc is defined, declare
2597 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2599 * flow.c (make_edge): Accept an optional 2D bitmap in which
2600 to cache edge existence. Update all callers.
2601 (make_label_edge, make_eh_edge): Pass through the edge cache.
2602 (make_edges): Provide the cache.
2604 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2606 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2608 (local_mbtowc): Change the type of variable `i' from int to size_t.
2610 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2611 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2613 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2615 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2616 after other includes that define the appropriate types. Include
2617 tm_p.h for getting user prototypes.
2618 * ggc-callbacks.c (toplevel): Ditto.
2619 * ggc-none.c (toplevel): Ditto.
2620 * gcc-page.c (toplevel): Ditto.
2621 * ggc-simple.c (toplevel): Ditto.
2623 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2624 Jonathan Larmour <jlarmour@cygnus.co.uk>
2626 * config/mips/mips.c (mips_move_2words): Split doubles if
2627 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2629 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2631 * genrecog.c (struct decision_test): New.
2632 (struct decision): Remove test-related members, sort the rest by size.
2633 (IS_SPLIT): Simplify.
2634 (new_decision, new_decision_test): New.
2635 (add_to_sequence): Use them. No special handling for args of
2637 (maybe_both_true): Renamed from not_both_true; return sense changed.
2638 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2639 of maybe_both_true and adjusted for decision_test.
2640 (position_merit): Remove.
2641 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2642 (merge_accept_insn): New, broken out of merge_trees.
2643 (merge_trees): Use them. No special case for c_test; no node
2644 splitting; use test type instead of position_merit.
2645 (factor_tests): New.
2646 (simplify_tests): New.
2647 (break_out_subroutines): Don't write code now.
2648 (find_afterward): New.
2649 (write_afterward, write_switch, write_cond): New.
2650 (write_action, is_unconditional): New.
2651 (write_node): New. Use them.
2652 (write_tree_1): Rewrite. Use the new functions above.
2653 (write_tree): Remove afterward processing.
2654 (write_subroutine): Simplify function variant emission.
2655 (write_subroutines): New.
2656 (same_codes, clear_codes): Remove.
2657 (same_modes, clear_modes): Remove.
2658 (write_header): New, broken out of main.
2659 (make_insn_sequence): Use new_decision and new_decision_test.
2660 (process_tree): New, broken out of main.
2661 (main): Adjust for merge_trees interface change.
2662 Don't #define operands in the output file.
2663 (record_insn_name): New, broken out of make_insn_sequence.
2664 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2665 (debug_decision): New.
2667 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2669 * resource.c (find_free_register): Mark class_str argument const.
2670 * resource.h: Update prototype to match.
2672 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2673 * i386.md: Give all anonymous insns names.
2675 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2677 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2680 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2682 * toplev.c (dbr_sched_time): Unconditional.
2683 (peephole2_time): New.
2684 (compile_file): Add pass numbers to all of the dump file suffixes.
2685 Dump peephole2_time. Don't dump times for non-applicable passes.
2686 (rest_of_compilation): Add pass numbers to dump file suffixes.
2687 Conditionalize calls to the scheduler.
2688 * invoke.texi: Update.
2690 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2692 * flow.c (make_edges): Fix insn iteration.
2693 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2694 (find_basic_blocks_1): Fix spelling mistake.
2696 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
2698 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
2699 always have side-effects. Use memset not bzero.
2700 (make_node): Likewise.
2702 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
2704 * stmt.c (expand_anon_union_decl): When any of the elements of the
2705 union is addressable, so is the entire union.
2707 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
2709 * sbitmap.c (sbitmap_ones): Don't set too many bits.
2711 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
2712 * bitmap.c (bitmap_operation): Return true iff TO changed.
2713 (bitmap_equal_p): New.
2714 (bitmap_bit_p): Tidy arithmetic.
2715 (debug_bitmap_file): Likewise.
2717 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
2719 * toplev.c (rest_of_compilation): Turn on cse_not_expected
2720 before cse2 instead of after.
2722 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
2724 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
2727 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2729 * cppinit.c (is_idchar initializer): Loosen tests to accept
2732 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
2734 * mips.md: Define conditional move patterns for floating point
2735 operands and DI mode conditions.
2737 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
2739 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
2740 always have side-effects.
2742 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
2744 * mn10200.c (asm_file_start): Fix typo.
2746 * cppinit.c (is_idchar initializer): Tighten tests for when
2747 to put the table into initialized memory.
2749 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
2750 not an array of rtunion.
2751 * gcc-page.c (ggc_alloc_rtvec): Similarly.
2752 * gcc-simple (ggc_free_rtvec): Similarly.
2754 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
2757 * mbchar.h: Add missing #endif.
2759 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
2760 (FPBIT, DPBIT): Define.
2762 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2764 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
2766 * profile.c (instrument_arcs, output_gcov_string,
2767 tablejump_entry_p): Add static prototypes.
2768 (output_gcov_string): Constify a char*.
2770 * regmove.c (replacement_quality, fixup_match_2): Add static
2773 * resource.h (reg_dead_p): Add extern prototype.
2775 * rtl.c (trim_filename): Add static prototype.
2777 * scan-decls.c (skip_to_closing_brace): Likewise.
2779 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
2780 (expand_end_case): Initialize variable `range'.
2781 (emit_case_nodes): Remove unused prototype `rtx_fn'.
2783 * varasm.c (asm_emit_uninitialised): Add static prototype.
2784 (asm_emit_uninitialised, assemble_variable): Mark parameter with
2787 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2789 * cpplib.c (if_directive_nameo): Add static prototype.
2791 * cse.c (cse_insn): Remove unused variable `p'.
2793 * except.c (create_rethrow_ref, push_entry,
2794 receive_exception_label, new_eh_region_entry, find_func_region,
2795 clear_function_eh_region, process_nestinfo): Add static prototypes.
2796 (get_reg_for_handler): Hide definition.
2797 (process_nestinfo): Initialize variable `extra_handlers'.
2799 * expr.h (expand_builtin_longjmp): Add extern prototype.
2801 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
2803 * function.c (prepare_function_start): Likewise.
2804 (pop_function_context_from): Mark parameter `context' with
2806 (push_temp_slots_for_block, flush_addressof): Hide definition.
2808 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
2809 solve_program_flow_graph, calculate_branch_probs,
2810 function_summary, main, fancy_abort): Add prototypes.
2812 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
2813 (add_hash): Constify a char*.
2815 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
2816 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
2817 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
2819 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
2821 * lists.c (free_list, zap_lists): Likewise.
2823 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2825 * alias.c (nonlocal_reference_p): Add static prototype.
2827 * bitmap.c (bitmap_element_allocate): Prototype args in function
2830 * builtins.c (stabilize_va_list): Add static prototype.
2831 (expand_builtin_va_arg): Constify a char*.
2833 * c-lex.c (getch, put_back, extend_token_buffer_to,
2834 read_line_number, token_getch, token_put_back): Add static
2837 * c-parse.gperf (hash, is_reserved_word): Likewise.
2839 * cccp.c (is_dir_separator): Likewise.
2841 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2843 * graph.h: New file to prototype functions exported by graph.c.
2845 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
2847 * graph.c: Include graph.h.
2849 * toplev.c: Likewise. Remove redundant prototypes.
2851 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
2853 * invoke.texi: Removed duplicated description for -Q.
2855 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
2857 * extend.texi: Grammar fix in __extension__ text.
2859 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
2861 * md.texi (define_peephole2): New section.
2863 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
2865 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
2866 (mov $-1 to or peepholer): Enable for pentium when optimizing for
2869 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
2871 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
2873 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
2875 * i386.md (ffs expander): Emit Pentium friendly code for
2878 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
2880 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
2884 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2886 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
2888 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
2890 * config/m68k/m68k.c (use_return_insn): Return false if the pic
2893 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2895 * md.texi (No Constraints): Delete section.
2896 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
2897 * final.c (final_scan_insn): We always have register constraints.
2898 * genattrtab.c: Don't include "insn-config.h".
2899 (write_attr_case): We always have register constraints.
2900 * genconfig.c (register_constraint_flag): Delete.
2901 (walk_insn_part): Don't check whether we have register constraints.
2902 (main): Don't write out "#define REGISTER_CONSTRAINTS".
2903 * genoutput.c (have_constraints): Delete.
2904 (main): Don't set it.
2905 (output_operand_data): We always have constraints.
2906 (scan_operands): Likewise.
2907 (compare_operands): Likewise.
2908 * local-alloc.c (block_alloc): We always have constraints.
2909 (requires_inout): Always compile this function.
2910 * recog.c (extract_insn): We always have constraints.
2911 (constrain_operands, reg_fits_class_p): Always compile these
2913 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
2915 (struct insn_operand_data): Likewise.
2916 * regclass.c (regclass): We always have constraints.
2917 (record_reg_classes, copy_cost, record_address_regs,
2918 auto_inc_dec_reg_p): Always compile these functions.
2919 * regmove.c (regmove_optimize): We always have constraints.
2920 * reload.c (find_reloads): Likewise.
2921 * reload1.c (reload): Likewise.
2922 (reload_cse_simplify_operands): Likewise.
2923 * i860.c (output_delay_insn): Likewise.
2925 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
2927 * iris6.h (BUILD_VA_LIST_TYPE): Define.
2929 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2931 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
2932 for the va_list record.
2934 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
2936 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
2939 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
2941 * alias.c: Include insn-flags.h.
2942 * Makefile.in (alias.o): Update.
2944 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
2946 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
2947 to LTU and GEU. Handle more cases using sbb.
2949 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
2951 * i386.md (truncatexfdf splitters): Do not use subreg.
2952 (fop XFmode patterns): Fix mode in operand testing.
2954 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
2956 * jump.c (jump_optimize_1): Amend last change to test only the
2957 form of the operand, not the insn.
2959 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
2960 not register_operand to determine when B may need preloading.
2962 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
2964 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
2965 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
2966 (call-value patterns): Move to end of file.
2967 (*): Remove mode from label_ref in (pc) context.
2968 (movstrqi): Use memory not general_operand for BLKmode operands.
2969 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
2970 to register_operand operands.
2971 (peep2 patterns): Convert from commented-out peephole patterns.
2973 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2975 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
2976 to BUILT_IN_INIT_DWARF_REG_SIZES.
2977 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
2978 Renamed from BUILT_IN_DWARF_REG_SIZE; call
2979 expand_builtin_init_dwarf_reg_sizes.
2980 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
2981 with __builtin_init_dwarf_reg_size_table.
2982 * dwarf2out.c (struct reg_size_range): Delete.
2983 (expand_builtin_init_dwarf_reg_sizes): New function.
2984 (expand_builtin_dwarf_reg_size): Delete.
2985 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
2986 (expand_builtin_dwarf_reg_size): Don't declare.
2987 * libgcc2.c (dwarf_reg_size_table_initialized): New.
2988 (dwarf_reg_size_table): New.
2989 (init_reg_size_table): New function.
2990 (copy_reg): Use dwarf_reg_size_table.
2991 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
2994 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
2996 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
2997 Correctly build argument list to constructor and destructor functions.
2999 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3001 * c-tree.h (warn_float_equal): Declare.
3002 * c-decl.c (warn_float_equal): Define.
3003 (c_decode_option): Recognize -W[no-]float-equal.
3004 * c-typeck.c (build_binary_op): Conditionally warn
3005 about equality tests of floating point types.
3006 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3007 * invoke.texi: Add docs for -Wfloat-equal warning.
3009 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3011 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3012 generating RTL directly.
3013 * mips.h (INIT_TARGET_OPTABS): Likewise.
3014 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3016 * expr.h (init_mov_optab): Delete declaration
3018 * h8300.c (WORD_REG_USED): Update to avoid useless register
3019 saves in interrupt functions and functions which never return.
3021 * cse.c (struct set): Delete inner_dest_loc field.
3022 (cse_insn): Remove assignments to inner_dest_loc field.
3024 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3026 * ggc-page.c: Don't include <unistd.h> etc taken care of
3027 by "system.h". Include <sys/mman.h> afterward.
3029 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3031 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3034 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3036 * xcoffout.c (xcoffout_declare_function): Add documentation.
3037 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3038 TARGET_64BIT. Compare constant to -1, not bit pattern.
3039 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3040 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3043 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3045 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3047 (gen_inlined_enumeration_type_die): Do not abort if the type has
3048 not been writeen out.
3049 (gen_inlined_structure_type_die): Do not abort if the type has
3050 not been writeen out.
3051 (gen_inlined_union_type_die): Do not abort if the type has
3052 not been writeen out.
3053 (gen_tagged_type_instantiation_die): Do not abort if the type
3054 has not been written out.
3056 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3058 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3060 * reg-stack.c (straighten_stack): Copy hard reg set with
3063 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3065 * builtins.c (stabilize_va_list): Stabilize array type va_list
3066 to a pointer type, not the base record type.
3067 (expand_builtin_va_copy): Dereference the pointers explicitly;
3068 use the correct size for the copy.
3070 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3071 (rs6000_va_arg): Likewise.
3073 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3075 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3077 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3079 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3081 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3083 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3085 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3086 (init_ggc): Use it instead of a constant.
3087 (ggc_collect): Bound allocated_last_gc by it.
3089 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3091 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3094 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3096 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3097 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3099 * config/mips/openbsd.h: New, OpenBSD little endian target.
3100 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3101 * config/mips/xm-openbsd.h: New, OpenBSD host.
3103 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3105 * config/m68k/m68k.c (output_function_prologue,
3106 output_function_epilogue): Use
3107 current_function_uses_pic_offset_table instead of regs_ever_live
3108 to decide whether to save/restore pic register.
3109 (legitimize_pic_address): Don't modify regs_ever_live any more.
3111 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3113 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3114 * stor-layout.c (variable_size): Don't add sizes to the pending
3115 sizes list if x_dont_save_pending_sizes_p is set.
3117 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3119 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3120 for symbolic_operand().
3121 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3123 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3125 * combine.c (gen_rtx_combine): Add missing call to va_end().
3127 * final.c (asm_fprintf): Likewise.
3129 * genattrtab.c (attr_rtx): Likewise.
3131 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3133 * cse.c: Update comments.
3134 (cse_insn): When converting a conditional/computed jump into
3135 an unconditional jump, always make sure a BARRIER immediately
3136 follows the converted jump. Do not delete unreachable code.
3137 (cse_basic_block): Do not delete unreachable code.
3138 * toplev.c (rest_of_compilation): Move call to
3139 delete_trivially_dead_insns after the conditional call to
3142 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3144 * collect2.c (make_temp_file): Don't prototype.
3146 * gcc.c (make_temp_file): Likewise.
3148 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3150 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3152 * varasm.c (asm_emit_uninitialised): New function: Generate
3153 the assembler statements necessary to declare an uninitialised
3155 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3157 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3158 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3160 (assemble_variable): Use asm_emit_uninitialised to emit an
3161 uninitialised variable.
3163 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3165 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3166 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3167 <geoffk@cygnus.com>.
3169 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3171 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3172 * c-common.h (builtin_function): Don't declare.
3174 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3176 (pushdecl): Likewise.
3177 (finish_decl): Likewise.
3178 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3179 int. All callers changed.
3180 Set the builtin's DECL_BUILT_IN_CLASS.
3181 * tree.h (enum built_in_class): New.
3182 (enum built_in_function): Delete NOT_BUILT_IN.
3183 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3185 (DECL_SET_FUNCTION_CODE): Likewise.
3186 (DECL_BUILT_IN_CLASS): New macro.
3187 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3188 (struct tree_decl): Split builtin function code field into a
3190 (builtin_function): Declare.
3192 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3194 * optabs.c (init_traps): Fix typo in last change.
3196 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3198 * toplev.c (rest_of_decl_compilation): Update comment.
3200 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3202 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3203 in .sbss if appropriate.
3204 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3205 (SBSS_SECTION_ASM_OP): New macro.
3206 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3207 (EXTRA_SECTIONS): Add in_sbss.
3208 * config/mips/mips.h: Prototype sbss_section.
3210 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3212 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3215 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3217 * optabs.c (init_traps): Register trap_rtx as a GC root.
3219 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3221 * config/mips/mips.c (function_arg_pass_by_reference): Define
3222 unconditionally, since it's called unconditionally.
3224 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3226 * toplev.c (documented_lang_options): Add -fshort-wchar.
3227 * c-decl.c (c_decode_option): Likewise.
3228 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3230 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3231 * gcc.c (default_compilers): If -fshort-wchar,
3232 override __WCHAR_TYPE__.
3233 * tm.texi (C Dialect Options): Add -fshort-wchar.
3235 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3236 symbol for a variable.
3238 * cpplib.h (CPP_PREPROCESSED): New macro.
3239 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3240 we're seeing this input for a second time.
3242 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3244 * emit-rtl.c (init_emit_once): Initialize modes first.
3246 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3248 * config/i386/i386.c (pic_label_name): Change to char pointer.
3249 (global_offset_table): New variable.
3250 (load_pic_register): Fill global_offset_table if it hasn't
3251 already been done. Allocate pic_label_name dynamically.
3252 * ggc.h (empty_string): New variable.
3253 * ggc-simple.c (empty_string): Likewise.
3254 (init_ggc): Allocate empty_string and add as root.
3255 * stmt.c (digit_strings): New variable.
3256 (init_stmt): Add last_block_end_note as root. Allocate and
3257 initialize digit_strings.
3258 (expand_asm_operands): Use empty_string instead of string
3259 constant. Use digit_strings instead of string constants.
3260 * profile.c (init_arc_profiler): Allocate string with
3261 ggc_alloc_string instead of xmalloc.
3262 (output_func_start_profiler): Likewise.
3263 * c-typeck.c (digest_init): Check if init is error_mark_node.
3265 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3266 Richard Henderson <rth@cygnus.com>
3268 * ggc-page.c: New file.
3269 * Makefile.in (ggc-page.o): New.
3271 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3273 * invoke.texi: Document -fdelete-null-pointer-checks
3274 * toplev.c (flag_delete_null_pointer_checks): New.
3275 (f_options): Add entry for -fdelete-null-pointer-checks.
3276 (rest_of_compilation): Conditionalize null pointer check
3277 elimination on flag_delete_null_pointer_checks.
3278 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3280 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3282 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3283 copyright notice and special exception to GPL.
3285 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3287 * abi64.h (mips_function_value): Add prototype arguments.
3289 * mips-protos.h: New file with mips prototypes.
3291 * mips.c: Include "tm_p.h".
3292 (mktemp, lookup_name): Add prototype arguments.
3293 (extern_list, string_constant, mips_fill_delay_slot,
3294 mips_output_external, mips_output_external_libcall,
3295 mips_output_filename, mips_declare_object, function_prologue,
3296 mips_expand_prologue, function_epilogue, mips16_constant,
3297 build_mips16_function_stub, mips_output_conditional_branch):
3299 (mips_va_start): Remove unused variable `u'.
3300 (mips_va_arg): Cast value to unsigned when comparing against one.
3302 (save_restore_insns, mips_expand_prologue): Add missing arg in
3303 call to `large_int'.
3305 * mips.h: Move prototypes to mips-protos.h.
3306 (data_section, memory_address_p, rdata_section,
3307 readonly_data_section, simple_epilogue_p, text_section): Delete
3308 prototypes delcared elsewhere.
3309 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3311 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3313 * mips.md: Delete extra args in call to `mips_move_2words'.
3315 * xm-iris6.h (alloca): Add prototype argument.
3317 * genpeep.c: Include "tm_p.h" in generated output file.
3319 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3321 * basic-block.h (find_edge_index): Change parameters.
3322 * flow.c (verify_edge_list): Pass basic_block parameters to
3323 find_edge_index instead of integers.
3325 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3327 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3330 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3332 * gcc.1: Fix a formatting error.
3334 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3336 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3337 i786, mn10200, mn10300, pdp11, v850.
3339 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3341 * libgcc2.c (num_digits): Add prototype with
3342 __attribute__((const)).
3343 (__terminate): Add prototype.
3345 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3347 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3349 * alpha/alpha.c (print_operand): Fix type of `code'.
3350 (alpha_output_filename): Constify.
3351 * alpha/alpha.h: Move all function declarations ...
3352 * alpha/alpha-protos.h: ... here. New file.
3353 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3354 (SECTION_FUNCTION_TEMPLATE): Likewise.
3356 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3358 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3359 * expr.c (expand_expr): Likewise.
3360 (do_jump): Likewise.
3361 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3362 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3364 (enum can_compare_purpose): New.
3365 (can_compare_p): Adjust prototype.
3366 (prepare_cmp_insn, prepare_operand): Declare.
3367 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3368 * optabs.c (cmp_available_p): Deleted.
3369 (expand_abs): Pass ccp_jump to can_compare_p.
3370 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3371 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3372 Call can_compare_p rather than cmp_available_p.
3373 (prepare_operand): No longer static.
3374 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3375 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3376 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3377 sequence to use emit_cmp_and_jump_insns.
3378 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3380 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3382 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3383 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3384 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3385 (plus (reg) (const_int 0))
3386 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3388 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3390 * rs6000.c (expand_block_move): DImode loads and stores require
3391 word-aligned displacements. Increment address registers with
3392 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3394 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3396 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3397 is no name for the base type, rather than segfault. If we are
3398 writing out a complex integer type, use DW_ATE_lo_user.
3400 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3401 in one word or less (complex char, complex short, or on 64 bit
3402 systems complex float) to/from a hard register, copy it through
3403 memory instead of dying in gen_{real,imag}part. If we have a
3404 short complex type, prevent inlining since it allocates stack
3407 * tree.c (build_complex_type): If we are writing dwarf2 output,
3408 generate a name for complex integer types.
3410 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3412 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3413 * flow.c (remove_edge): Remove extra whitespace.
3414 (remove_fake_edges): Fix comment.
3415 (add_noreturn_fake_exit_edges): Use the correct name.
3417 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3419 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3420 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3421 (clean): Depend on INTL_CLEAN.
3422 (maintainer-clean): Adjust.
3424 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3426 * configure.in (AC_PREREQ): Bump to 2.13.
3427 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3429 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3431 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3433 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3435 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3436 (HAVE_STRINGIZE): Define.
3438 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3440 * c-parse.in: save and restore warn_pointer_arith on __extension__
3441 along with pedantic.
3442 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3443 Set the type of extension to itype rather than $<itype>1 kludge.
3444 * extend.texi (Alternate Keywords): Adjust documentation.
3445 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3447 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3449 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3450 most assembler templates.
3452 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3453 FP loads and stores.
3454 (following_call): Always return zero for the PA8000.
3455 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3456 FP loads and stores.
3457 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3459 * pa.h (BRANCH_COST): Define.
3461 * pa.md (return, return_internal): Use bve for PA2.0.
3463 * pa.md (fused multiply): Add variants which reduce height for the
3464 fused multiply, but which still generate 2 insns.
3465 (fnegabs): Similarly.
3467 * pa.md (subsi3): Turn into an expander. Create two anonymous
3468 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3469 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3471 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3473 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3475 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3476 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3478 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3481 * flow.c (record_active_eh_regions): Terminate loop after finding
3482 the last insn in the last basic block.
3484 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3486 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3488 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3490 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3492 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3494 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3495 splitting to not use output template.
3497 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3499 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3500 * config/c4x/c4x.c (c4x_va_start): New function.
3502 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3504 * genrecog.c (not_both_true): Handle correctly cases when called for
3505 tests with different positions in the insn.
3507 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3509 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3511 * system.h (HOST_PTR_PRINTF): ... to here.
3513 * mips-tfile.c: Don't include machmode.h.
3515 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3516 (mips-tfile.o): Don't depend on machmode.h.
3518 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3520 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3521 avoid conflicts with typedef struct `region' at the top level scope.
3523 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3525 * basic-block.h (basic_block): Add eh_beg, eh_end.
3526 * flow.c (entry_exit_blocks): Update.
3527 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3529 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3530 lists.c functions to allocate insn lists.
3531 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3533 (make_eh_edge): ... here. New.
3534 (move_stray_eh_region_notes): New.
3535 (record_active_eh_regions): New.
3536 (delete_unreachable_blocks): Split out block merging ...
3537 (try_merge_blocks): ... here. New.
3538 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3539 Dump debugging data.
3540 (merge_blocks_move_successor_nojumps): Likewise.
3541 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3543 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3545 * extend.texi (Bound member functions): Document unbound pmf
3548 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3550 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3551 has the EXIT_BLOCK as a dest.
3553 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3555 * flow.c (remove_edge): New function to remove an edge from the
3557 (remove_fake_successors): New function to remove fake successor edges.
3558 (remove_fake_edges): New function to remove all fake edges from the
3560 (add_fake_exit_edges): New function to add fake edges from all blocks
3561 with no successors to the exit block.
3562 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3563 prototypes for new functions.
3565 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3567 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3568 Use Pmode to determine whether to output .dword or .word.
3570 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3572 * tree.c (built_in_filename): New variable.
3573 (BUILT_IN_FILENAME): New macro.
3574 (init_tree_codes): Allocate built_in_filename.
3575 (make_node): Use built_in_filename instead of string constant.
3577 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3579 * configure.in: Add fr30 target.
3580 * configure: Regenerate.
3581 * config/fr30: New directory.
3582 * config/fr30/crti.asm: New file.
3583 * config/fr30/fr30.c: New file.
3584 * config/fr30/crtn.asm: New file.
3585 * config/fr30/fr30.h: New file.
3586 * config/fr30/fr30.md: New file.
3587 * config/fr30/lib1funcs.asm: New file.
3588 * config/fr30/t-fr30: New file.
3589 * config/fr30/xm-fr30.h: New file.
3591 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3593 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3594 BARRIER at the end of the successor, not the BARRIER before
3597 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3599 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3601 * stmt.c (any_pending_cleanups): Don't crash when
3602 current_function->stmt is unset.
3604 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3606 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3607 other initializations that may use it for relative offsets.
3609 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3611 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3612 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3613 * config/i386/sol2dbg.h: Removed.
3614 * config/i386/sol2gas.h: New file, to enable gas work-around.
3615 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3616 Don't use sol2dbg.h.
3617 * configure: Rebuilt.
3619 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3621 * invoke.texi (-fthis-is-variable): Remove documentation.
3623 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3625 * basic-block.h (compute_bb_for_insn): Declare.
3626 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3627 to use; set size of basic_block_for_insn directly.
3628 (find_basic_blocks): Update.
3630 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3632 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3634 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3636 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3637 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3639 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3641 * c-decl.c (c_decode_option): Extend comment.
3643 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3645 * toplev.c (progname): Make 'const char *'
3646 (flag_print_mem): Move out of main.
3647 (version_flag): Move out of main.
3648 (filename): Move out of main.
3649 (debug_args): Remove g prefix from options.
3650 (documented_lang_options): Remove cpplib specific options.
3651 (display_help): Add g prefix to debug options.
3652 (check_lang_option): Delete this function.
3653 (decode_d_option): New function: Decode -d... option.
3654 (decode_f_option): New function: Decode -f... option.
3655 (decode_W_option): New function: Decode -W... option.
3656 (decode_g_option): New function: Decode -g... option.
3657 (independent_decode_option): New function: Decode a language
3658 independent command line option.
3659 (main): Invoke lang_decode_option and then
3660 independent_decode_option on each command line option in
3663 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3665 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3666 * fold-const.c (fold_range_test): Do not try to fold the range
3667 test if the rhs or lhs has side effects.
3669 * basic-block.h (compute_flow_dominators): Declare.
3671 * gcse.c (alloc_code_hoist_mem): New function.
3672 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3673 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3674 (hoist_code, one_code_hoisting_pass): Likewise.
3675 (gcse_main): If optimizing for size, then hoist expressions
3676 computed in multiple dominated basic blocks.
3678 * gcse.c (invalid_nonnull_info): New function.
3679 (delete_null_pointer_checks): Likewise.
3680 * rtl.h (delete_null_pointer_checks): Declare.
3681 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3683 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3684 (merge-blocks_move_successor_nojumps): Likewise.
3685 (merge_blocks): Allow merging of some blocks, even if it requires
3686 physical movement of the blocks, but not if it requires new jumps.
3688 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3689 Callers and prototype changed.
3690 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3692 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3694 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3695 -YP when both -p and -pg are present. From i386/sol2.h.
3697 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3699 * Makefile.in (distclean): Delete tm_p.h.
3700 * configure.in: Create a new file, "tm_p.h", from a list in
3701 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
3702 "i386/i386-protos.h".
3704 * alias.c: Include "tm_p.h".
3705 * c-typeck.c: Likewise.
3706 * calls.c: Likewise.
3708 * emit-rtl.c: Likewise.
3709 * explow.c: Likewise.
3710 * expmed.c: Likewise.
3712 * final.c: Likewise.
3714 * fold-const.c: Likewise.
3715 * function.c: Likewise.
3717 * global.c: Likewise.
3718 * haifa-sched.c: Likewise.
3719 * integrate.c: Likewise.
3721 * local-alloc.c: Likewise.
3723 * optabs.c: Likewise.
3724 * recog.c: Likewise.
3725 * reg-stack.c: Likewise.
3726 * regclass.c: Likewise.
3727 * regmove.c: Likewise.
3728 * reload.c: Likewise.
3729 * reload1.c: Likewise.
3730 * reorg.c: Likewise.
3731 * resource.c: Likewise.
3733 * stor-layout.c: Likewise.
3734 * toplev.c: Likewise.
3736 * unroll.c: Likewise.
3737 * genattrtab.c (main): Make generated file include "tm_p.h".
3738 * genemit.c (main): Likewise.
3739 * genoutput.c (main): Likewise.
3740 * genrecog.c (main): Likewise.
3742 * i386.h: Delete all prototypes.
3743 * i386.c: Include "tm_p.h".
3744 (ix86_attr_length_default): Call constant_call_address_operand
3745 with correct number of arguments.
3746 * i386-protos.h: New file.
3747 * i386.md (unnamed patterns): Call constant_call_address_operand
3748 with correct number of arguments.
3749 (exception_receiver): Call load_pic_register with correct number
3752 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
3754 * c-pragma.c (mark_align_stack): Dereference the void* properly.
3756 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
3758 * rtl.h (insns_safe_to_move_p): New function.
3759 * loop.c (find_and_verify_loops): Use it.
3760 * rtlanal.c (insns_safe_to_move_p): Define it.
3762 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
3764 * c-pragma.c: Include ggc.h.
3765 * Makefile.in (c-pragma.o): Update.
3767 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3769 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
3770 (LIB_SPEC): Likewise.
3771 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
3772 Reindent -YP/-p/-pg.
3773 Copied from config/sparc/sol2.h.
3775 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
3777 * c-pragma.c (mark_align_stack): New.
3779 * c-pragma.h (init_pragma): Declare it.
3780 * c-lex.c (init_parse): Call it.
3782 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3784 * configure.in: Pick up thread library on Solaris/x86 just
3785 like on Solaris/sparc.
3786 * configure: Rebuilt.
3788 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
3790 * rtl.h (global_rtx_index): New enum.
3791 (global_rtl): Change to array of rtx.
3792 (pc_rtx, cc0_rtx): Redefine accordingly.
3793 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
3794 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
3795 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
3796 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
3797 (const_int_rtx): Change to array of rtx.
3798 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
3800 * emit-rtl.c (global_rtl): Change to array of rtx.
3801 (const_int_rtx): Change to aray of rtx.
3802 (gen_rtx_CONST_INT): Redefine accordingly.
3803 (init_emit_once): Allocate and initialize global_rtl. Likewise
3804 for const_int_rtx. Add both as GC roots.
3805 * genattrtab.c (global_rtl): Update declaration.
3807 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
3809 * Makefile (USER_H): Add iso646.h back.
3811 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
3813 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
3814 zapping the LOG_LINKS of sched_before_next_call.
3816 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
3817 * pa.c (insn_refs_are_delayed): Renamed from
3818 insn_sets_and_refs_are_delayed.
3820 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
3822 * functiion.h (struct function): Add x_whole_function_mode_p.
3823 (retrofit_block): Declare.
3824 * function.c (retrofit_block): New function.
3825 (identify_blocks): Add assertions. Allow an incomplete set of
3826 block notes if we're still generating code for the function.
3827 * integrate.c: Include loop.h.
3828 (expand_inline_function): Call find_loop_tree_blocks to map block
3829 notes to blocks when in whole-function mode. Use retrofit_block
3830 to insert new BLOCKs for the inlined function, rather than
3832 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
3833 * Makefile.in (integrate.o): Depend on loop.h.
3835 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
3837 * tree.h (warn_about_unused_variables): Declare.
3838 * stmt.c (warn_about_unused_variables): New function, split out
3840 (expand_end_bindings): Here.
3842 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
3844 * stmt.c (preserve_subexpressions_p): Don't crash when
3845 current_function->stmt is unset.
3847 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
3849 * stmt.c (expand_start_bindings): Allow callers to pass a flag
3850 indicating that no NOTE_INSN_BLOCK_BEG note is required.
3851 (expand_start_target_temps): Use it.
3852 * except.c (expand_eh_region_start_for_decl): Likewise.
3853 * expr.c (expand_expr): Likewise.
3855 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
3857 * fold-const.c (operand_equal_p): Pay attention to side effects.
3859 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
3861 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
3862 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
3864 * tlink.c (scan_linker_output): Look for keywords before accepting
3865 a mangled name in quotes.
3867 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
3869 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
3870 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
3872 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
3874 * alpha.md: Revert Thu Nov 26 change that came in through the
3875 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
3876 Avoid earlyclobber when possible.
3878 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3880 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
3882 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
3883 Define HAVE_ON_EXIT.
3885 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3887 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
3888 CTYPE_CONV in all ctype macros.
3890 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
3893 * cexp.y (initialize_random_junk): Likewise.
3895 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
3897 * i370.c (handle_pragma): Likewise.
3899 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
3901 * v850.c (override_options): Likewise.
3903 * doprint.c (_doprnt): Likewise.
3905 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
3908 * fixinc/server.c (load_data): Likewise.
3910 * fold-const.c (real_hex_to_f): Likewise.
3912 * genattr.c (write_upcase, gen_attr): Likewise.
3914 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
3915 write_upcase): Likewise.
3917 * genemit.c (print_code): Likewise.
3919 * genopinit.c (gen_insn): Likewise.
3921 * genpeep.c (print_code): Likewise.
3923 * genrecog.c (print_code): Likewise.
3925 * optabs.c (init_libfuncs): Likewise.
3927 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
3929 * haifa-sched.c (sched_analyze): Keep the list of notes organized
3931 (reemit_notes): Likewise.
3933 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
3935 * ggc.h (ggc_root): Move to ggc-common.c.
3937 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
3938 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
3939 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
3940 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
3941 * ggc-common.c (ggc_root): Move from ggc.h.
3942 (roots): Declare, static.
3943 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
3944 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
3945 null or check/set mark bit.
3946 (ggc_mark_roots): New.
3947 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
3949 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
3951 * m32r.c: Include toplev.h.
3952 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
3953 (gen_compare): Rename swap_p to must_swap to match uses.
3954 Add default abort case.
3955 (m32r_output_function_epilogue): Remove unused variables.
3956 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
3957 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
3958 define to empty parameter list. Update all uses.
3959 (predicate decls): Use enum machine_mode not int.
3960 * m32r.md (movsi): Call abort, not fatal_insn.
3961 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
3963 1999-09-14 Andrew Haley <aph@cygnus.com>
3965 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
3966 use $0 instead of 0.
3968 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3970 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
3971 computation out of loop over hard regs.
3973 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
3975 * function.c (identify_blocks): Don't shadow a variable in an
3977 * integrate.c (integrate_decl_tree): Don't use pushlevel,
3978 pushdecl, or poplevel to build up the new BLOCK tree.
3979 (expand_inline_function): Likewise.
3980 (integrate_parm_decls): Likewise.
3982 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
3984 * c-typeck.c (qualify_type): Merge qualifiers from both types.
3986 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
3988 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
3989 * invoke.texi: Document this change.
3991 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
3993 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
3995 (mark_emit_status): Renamed from mark_emit_state.
3996 * except.c (mark_eh_status): Renamed from mark_eh_state.
3997 Check not null before marking.
3998 (free_eh_status): New.
3999 * expr.c (mark_expr_status, free_expr_status): New.
4000 * function.c (free_machine_status): New.
4001 (free_after_parsing): New.
4002 (free_after_compilation): Move bits to free_after_parsing; call
4003 free_eh_status, free_expr_status; zero the marked members of the
4005 (prepare_function_start): No can_garbage_collect.
4006 Call init_eh_for_function.
4007 (expand_dummy_function_end): Free up current_function state.
4008 (mark_function_status): Renamed from mark_function_state.
4009 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4010 * function.h (struct function): No can_garbage_collect.
4011 (free_machine_status, free_after_parsing): Declare.
4012 (free_eh_status, free_expr_status): Declare.
4013 * ggc.h (mark_expr_status): Declare.
4014 * stmt.c (free_stmt_status): Free the struct.
4015 (mark_stmt_status): Renamed from mark_stmt_state.
4016 (init_stmt): Don't call init_eh.
4017 (init_stmt_for_function): Don't call init_eh_for_function.
4018 * toplev.c (compile_file): Call init_eh.
4019 (rest_of_compilation): Free basic block info before ggc_collect.
4020 Call free_after_parsing; conditionally call free_after_compilation.
4021 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4022 Check not null before marking.
4023 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4025 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4027 * c-lex.c (yylex): Initialize warn.
4029 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4031 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4032 register when performing secondary reloads for the SAR register.
4034 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4036 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4037 (NOTE_BLOCK): New macro.
4038 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4039 * function.h (identify_blocks): Change prototype.
4040 * function.c (identify_blocks): Simplify.
4041 (reorder_blocks): Likewise.
4042 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4043 NOTE_INSN_BLOCK_{BEG,END}.
4044 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4045 the list of saved notes if the note isn't a
4046 NOTE_INSN_BLOCK_{BEG,END}.
4047 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4049 (reemit_notes): Adjust recreation of notes to reflect new saved
4051 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4052 printing a block note.
4053 * stmt.c (block_vector): Remove.
4054 (find_loop_tree_blocks): Simplify.
4055 (unroll_block_trees): Likewise.
4056 * tree.h (reorder_block): Change prototype.
4058 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4060 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4061 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4062 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4063 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4064 (atexit, exit): Simplify.
4065 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4066 * config/lots: Remove defns of HAVE_ATEXIT.
4068 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4070 * calls.c (precompute_arguments): Fix typo in comment.
4071 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4074 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4076 * dsp16xx.c (override_options): Fix typos in GC root registration.
4078 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4080 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4082 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4083 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4084 (CC1_SPEC): Likewise.
4086 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4088 * genattr.c (main): Add extern prototype. Call return, not exit.
4089 * genattrtab.c (main): Likewise.
4090 * gencheck.c (main): Likewise.
4091 * gencodes.c (main): Likewise.
4092 * genconfig.c (main): Likewise.
4093 * genemit.c (main): Likewise.
4094 * genextract.c (main): Likewise.
4095 * genflags.c (main): Likewise.
4096 * gengenrtl.c (main): Likewise.
4097 * genopinit.c (main): Likewise.
4098 * genoutput.c (main): Likewise.
4099 * genpeep.c (main): Likewise.
4100 * genrecog.c (main): Likewise.
4102 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4103 * genattrtab.c (get_insn_name): Likewise.
4104 * gencodes.c (get_insn_name): Likewise.
4105 * genconfig.c (get_insn_name): Likewise.
4106 * genemit.c (get_insn_name): Likewise.
4107 * genextract.c (get_insn_name): Likewise.
4108 * genflags.c (get_insn_name): Likewise.
4109 * genopinit.c (get_insn_name): Likewise.
4110 * genpeep.c (get_insn_name): Likewise.
4112 * gencheck.c (usage): Add static prototype.
4113 * genextract.c (print_path): Constify a char*.
4114 * genopinit.c (optabs): Likewise.
4115 * genoutput.c (operand_data, data, output_predicate_decls,
4116 compare_operands): Likewise.
4117 * genrecog.c (write_tree): Add default case in switch.
4119 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4121 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4123 * print-rtl.c (get_insn_name): Remove prototype.
4125 * toplev.h (progname): Declare const.
4127 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4128 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4129 dump_sched_info, dump_local_alloc, regset_release_memory,
4130 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4131 error_with_file_and_line, error_with_decl, error_for_asm, error,
4132 fatal, warning_with_file_and_line, warning_with_decl, warning,
4133 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4134 Remove redundant prototypes.
4136 (notice, check_lang_option, report_file_and_line, vnotice,
4137 mark_file_stack): Add static prototype.
4138 (set_fatal_function): Add prototype.
4139 (vnotice, report_file_and_line, set_fatal_function,
4140 check_lang_option): Constify a char*.
4141 (main): Prototype. Call return, not exit.
4143 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4145 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4147 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4149 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4151 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4153 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4155 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4156 behave as if it's zero in all cases.
4157 (expand_function_start): Adjust call to assign_parms.
4158 * tree.h (assign_parms): Adjust prototype.
4159 * objc/objc-act.c (hack_method_prototype): Adjust call to
4162 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4164 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4165 arg_pointer_rtx fixed if the argument pointer register is
4167 (NONZERO_BASE_PLUS_P): Likewise.
4169 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4171 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4172 match_insn2 to match_insn.
4173 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4175 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4177 * Makefile.in (USER_H): Remove va-foo.h.
4179 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4180 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4181 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4182 va-spur.h,va-v850.h}: Remove.
4184 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4186 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4187 (in_return_delay): Use it instead of match_insn.
4189 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4191 * config/alpha/va_list.h (va-alpha.h): Do not include.
4192 (__gnuc_va_list): Typedef as in varargs.h.
4194 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4196 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4197 DECL_LIVE_RANGE_RTL.
4199 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4201 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4202 not NOTE_BLOCK_NUMBER.
4203 (expand_eh_region_end): Likewise.
4204 (find_exception_handler_labels): Likewise.
4205 (scan_region): Likewise.
4206 (exception_optimize): Likewise.
4207 (update_rethrow_references): Likewise.
4208 (set_insn_eh_region): Likewise.
4209 * final.c (final_scan_insn): Likewise.
4210 * flow.c (make_edges): Likewise.
4211 * integrate.c (expand_inline_function): Likewise.
4212 * print-rtl.c (print_rtx): Likewise.
4214 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4216 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4217 terms of builtin functions and types.
4219 * mips.c (mips_build_va_list): New.
4220 (mips_va_start, mips_va_arg): New.
4221 * mips.h (BUILD_VA_LIST_TYPE): New.
4222 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4224 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4225 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4226 * sh.h (BUILD_VA_LIST_TYPE): New.
4227 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4229 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4231 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4232 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4233 (struct insn_data): Likewise with n_operands, n_dups,
4234 n_alternatives, output_format.
4235 * regclass.c (scan_one_insn): Cast n_operands to int before
4236 arithmetic inside comparison.
4238 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4240 * toplev.c (compile_function): Unconditionally emit nop.
4242 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4244 * haifa-sched.c (actual_hazard): Move declaration of variable
4245 `this_cost' into the scope where it is used.
4247 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4249 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4250 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4251 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4253 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4255 * jump.c (find_insert_position): Don't declare or define unless
4256 !HAVE_conditional_arithmetic.
4257 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4259 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4261 * recog.c (offsettable_address_p): Prototype function pointer.
4262 (preprocess_constraints): Call memset, not bzero.
4264 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4265 (gcc_obstack_init): Don't declare.
4266 (fix_sizetype): Add static prototype.
4267 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4268 (tree_cons): Call memset, not bzero.
4270 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4271 definition in macro ASM_WEAKEN_LABEL.
4272 (mark_const_hash_entry): Add static prototype.
4274 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4276 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4278 * unroll.c (find_common_reg_term, subtract_reg_term,
4279 loop_find_equiv_value): Add static prototypes.
4280 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4281 (copy_loop_body): Remove unreachable break statement.
4283 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4285 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4287 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4289 Undo some changes from the gcc2 merge:
4290 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4291 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4295 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4296 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4297 initialized float-int union if the value is a NaN.
4299 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4301 * gthr-win32.h: New file.
4303 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4304 shared as a valid attribute.
4305 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4306 * extend.texi: Document `shared' variable attribute.
4308 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4310 * configure.in: Handle --enable-threads on FreeBSD.
4311 * configure: Rebuit.
4313 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4315 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4317 * configure: Rebuilt.
4319 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4320 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4321 Rosimildo DaSilva <rdasilva@connecttel.com>
4323 * configure.in (m68k-*-rtemscoff*): Added.
4324 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4325 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4326 sparc-rtems configuration.
4327 * configure.in (sparc-*-rtemself*): Added.
4328 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4329 * config/i386/rtems.h: Added comment.
4330 * config/sparc/rtemself.h: New file.
4332 * configure.in (m68k-rtemself): Added.
4333 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4334 and DWARF_DEBUGGING_INFO.
4335 * config/m68k/crti.s: New file.
4336 * config/m68k/crtn.s: New file.
4337 * config/m68k/t-crtstuff: New file.
4338 * config/m68k/rtemself.h: New file.
4340 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4341 global ctor/dtor and C++ exception handling.
4342 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4343 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4345 * config/i386/t-rtems-i386: New File.
4347 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4349 * stmt.c (expand_end_case): Return right away if the case stack is
4352 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4354 * Makefile.in (version.c): Remove rule incorrectly brought in from
4357 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4359 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4360 * msdos/top.sed: Take into account a prepended $(SHELL) to
4362 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4364 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4366 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4368 * regmove.c (fixup_match_1): Don't change an unchanging register.
4369 (stable_but_for_p): Renamed to:
4370 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4371 Changed all callers.
4373 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4375 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4376 insn from BL2 is after the insn from BL.
4378 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4380 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4381 (struct insn_data): Merge `template' and `outfun' into `output'.
4382 Add `output_format'.
4383 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4384 (struct data): Remove `outfun'; add `output_format'.
4385 (name_for_index): Remove declaration.
4386 (output_insn_data): Handle output formats.
4387 (process_template): Emit the bare array for @.
4388 (gen_expand, gen_split): Set output_format to NONE.
4389 * output.h (get_insn_template): Declare.
4390 * final.c (get_insn_template): New.
4391 (final_scan_insn): Use it.
4392 * toplev.c (compile_file): Likewise.
4394 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4395 * i860/i860.c (output_delayed_branch): Likewise.
4396 (output_delay_insn): Likewise.
4398 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4400 * rtl.c (obstack_alloc_rtx): Removed.
4402 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4404 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4406 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4408 * i386.c (call_insn_operand): Reject const_int.
4409 (expander_call_insn_operand): Use call_insn_operand.
4411 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4413 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4415 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4417 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4418 Use DImode operation.
4420 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4422 * gcc.c: Include sys/resource.h.
4423 (report_times): New flag.
4424 (execute): If report_times is set, calculate and report the
4425 CPU time consumed by each subprocess.
4427 (rus, prus): New globals.
4428 (option_map): Add --time.
4429 (display_help): Document -time.
4430 (process_command): Set report_times if -time is given.
4431 Turn off -pipe if -time is given.
4433 * invoke.texi: Document new option -time.
4435 * configure.in: Check for getrusage. Check if we have to
4436 prototype getrusage.
4437 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4438 * configure: Regenerate.
4439 * config.in: Regenerate.
4441 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4443 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4446 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4448 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4449 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4450 (nan): Return _thenan_sf or _thenan_df as appropriate.
4451 (L_thenan_sf): Define _thenan_sf.
4452 (L_thenan_df): Define _thenan_df.
4454 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4455 (DPBIT_FUNCS): Add _thenan_df.
4457 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4459 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4462 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4464 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4467 (lang_specific_driver): Don't take a function pointer parameter.
4468 All callers changed.
4470 * gcc.c: Include gcc.h.
4471 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4472 lang_specific_extra_outfiles, fatal): Don't declare.
4473 (multilib_defaults_raw): Constify.
4474 (read_specs): Call memset, rather than bzero.
4475 (main): Call return, not exit.
4476 (lookup_compiler): Call memcpy, not bcopy.
4477 (fatal): Make extern.
4479 * cppspec.c: Include gcc.h.
4480 (lang_specific_driver): Initialize variable `quote'. Constify a
4481 char*. All calls to the function pointer parameter now
4482 explicitly call `fatal'.
4484 * gccspec.c (lang_specific_driver): Include gcc.h.
4486 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4488 * arm.c (note_invalid_constants): Use recog_data.operand_type
4491 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4493 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4496 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4497 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4498 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4499 reload_secondary_in_reload, reload_secondary_out_reload,
4500 reload_secondary_in_icode, reload_secondary_out_icode,
4501 reload_reg_rtx, reload_when_needed): Delete declarations.
4502 (struct reload): New structure.
4503 (rld): Declare new array.
4504 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4505 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4506 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4507 reload_secondary_in_reload, reload_secondary_out_reload,
4508 reload_secondary_in_icode, reload_secondary_out_icode,
4509 reload_reg_rtx, reload_when_needed): Delete definitions.
4511 (whole file): Replace uses of the deleted arrays with uses of rld.
4512 * reload1.c (whole file): Replace uses of the deleted arrays with
4514 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4515 explicit loops, not with bcopy.
4517 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4519 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4520 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4521 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4522 insn_name): Delete and consolidate into new structures.
4523 (insn_operand_predicate_fn): New.
4524 (insn_output_fn): New.
4526 (struct insn_operand_data): New.
4527 (struct insn_data): New.
4529 (OUT_FCN): Update for insn_data change.
4530 * builtins.c (expand_builtin_strlen): Likewise.
4531 (expand_builtin_memcmp): Likewise.
4532 * combine.c (make_extraction, simplify_comparison): Likewise.
4533 * cse.c (canon_reg, cse_insn): Likewise.
4534 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4535 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4536 (emit_store_flag): Likewise.
4537 * expr.c (convert_move, emit_block_move): Likewise.
4538 (clear_storage, emit_push_insn, expand_increment): Likewise.
4539 (do_store_flag): Likewise.
4540 * expr.h (GEN_FCN): Likewise.
4541 (insn_gen_function): Die.
4542 * final.c (final_scan_insn): Update for insn_data change.
4543 (output_asm_name): Likewise.
4544 * function.c (fixup_var_refs_1): Likewise.
4545 * loop.c (check_dbra_loop): Likewise.
4546 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4547 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4548 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4549 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4550 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4551 * regmove.c (gen_add3_insn): Likewise.
4552 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4553 (find_reloads, find_reloads_address_1): Likewise.
4554 (debug_reload_to_stream): Likewise.
4555 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4556 * stmt.c (expand_end_case): Likewise.
4557 * toplev.c (compile_file): Likewise.
4559 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4560 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4562 * print-rtl.c (insn_name_ptr): Remove declaration.
4563 (get_insn_name): Declare.
4564 (print_rtx): Use it.
4565 * genoutput.c (insn_name_ptr): Remove.
4566 (next_operand_number): New.
4567 (struct operand_data): New.
4568 (null_operand, odata, odata_end): New.
4569 (struct data): Use struct operand_data.
4570 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4571 (get_insn_name): Renamed from name_for_index.
4572 (output_prologue): Define NO_MD_PROTOTYPES.
4573 (output_predicate_decls): Break out from output_epilogue.
4574 Iterate over the operands list.
4575 (output_operand_data): Break out from output_epilogue. Emit
4576 just the operands list.
4577 (output_insn_data): Break out from output_epilogue. Emit just
4579 (output_epilogue): Remove.
4580 (output_get_insn_name): New.
4581 (constraints, op_n_alternatives, predicates, address_p): Die.
4582 (modes, strict_low, seen): Die.
4583 (scan_operands): Take new param `d' instead of writing to
4584 seven global variables.
4585 (compare_operands): New.
4586 (place_operands): New.
4587 (validate_insn_alternatives): Update for struct data change.
4588 (gen_insn): Don't zero or copy 7 global arrays. Update for
4589 scan_operands; call place_operands.
4590 (gen_peephole, gen_expand, gen_split): Likewise.
4591 (main): Update for new output routines.
4593 * genattr.c (insn_name_ptr): Remove.
4594 (get_insn_name): New function.
4595 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4596 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4597 * genrecog.c: Likewise.
4599 * alpha.md (adddi3): Make `pattern' array static.
4601 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4603 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4604 c4x_cpu_version_string): Constify char *.
4605 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4606 c4x_cpu_version_string): Likewise.
4608 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4610 * tree.c (save_tree_status): Revert 10 Sep change.
4611 (restore_tree_status): Likewise. Call obstack_free with NULL
4612 before freeing the obstack proper.
4614 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4616 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4618 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4619 surrounding context.
4621 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4623 * tree.c (type_hash_canon): Put all types in the hash-table, when
4626 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4628 * recog.h (struct recog_data, recog_data): New.
4629 (recog_foo variables): Kill.
4630 * recog.c (recog_operand, recog_operand_loc): Kill.
4631 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4632 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4633 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4634 (recog_data): Define.
4635 (extract_insn): Update all recog_foo references to use recog_data.
4636 (preprocess_constraints, constrain_operands): Likewise.
4637 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4638 * genattrtab.c (main): Likewise.
4639 * genextract.c (main): Likewise.
4640 * genoutput.c: Likewise.
4641 * genrecog.c (write_subroutine, main): Likewise.
4642 * local-alloc.c (block_alloc): Likewise.
4643 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4644 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4645 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4646 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4647 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4648 (reload_cse_simplify_operands): Likewise.
4650 * arc/arc.c (arc_final_prescan_insn): Likewise.
4651 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4652 * h8300/h8300.c (notice_update_cc): Likewise.
4653 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4654 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4655 * mn10200/mn10200.c (notice_update_cc): Likewise.
4656 * mn10300/mn10300.c (notice_update_cc): Likewise.
4657 * romp/romp.c (update_cc): Likewise.
4658 * sparc/sparc.c (check_pic): Likewise.
4659 * v850/v850.c (notice_update_cc): Likewise.
4661 * genemit.c (main): Don't declare recog_operand.
4663 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4665 * ggc.h (rtvec_def): Forward declare.
4666 (tree_node): Likewise.
4669 (ggc_set_mark_rtx): Add prototype.
4670 (ggc_set_mark_rtvec): Likewise.
4671 (ggc_set_mark_tree): Likewise.
4672 * ggc-simple.c (ggc_root): Don't define.
4673 (roots): Don't declare.
4674 (ggc_mark_rtx): Remove.
4675 (ggc_mark_rtvec): Likewise.
4676 (ggc_mark_tree): Likewise.
4677 (ggc_mark_varray): Likewise.
4678 (ggc_mark_tree_hash_table_entry): Likewise.
4679 (ggc_mark_tree_hash_table): Likewise.
4680 (ggc_set_mart_rtx): New function.
4681 (ggc_set_mark_rtvec): Likewise.
4682 (ggc_set_mark_tree): Likewise.
4683 (ggc_add_root): Remove.
4684 (ggc_add_rtx_root): Likewise.
4685 (ggc_remove_tree_root): Likewise.
4686 (ggc_add_string_root): Likewise.
4687 (ggc_add_tree_varray_root): Likewise.
4688 (ggc_add_tree_hash_table_root): Likewise.
4689 (ggc_del_root): Likewise.
4690 (ggc_mark_rtx_ptr): Likewise.
4691 (ggc_mark_tree_ptr): Likewise.
4692 (ggc_mark_string_ptr): Likewise.
4693 (ggc_mark_tree_varray_ptr): Likewise.
4694 (ggc_mark_tree_hash_table_ptr): Likewise.
4695 * ggc-common.c: New file.
4696 * Makefile.in (OBJS): Add ggc-common.o.
4697 (ggc-common.o): List dependencies.
4699 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
4701 * cppalloc.c (xstrdup): Use memcpy.
4702 * cpperror.c (cpp_print_containing_files): Don't use
4704 * cpplib.c (conditional_skip): Set temp->lineno.
4705 (do_endif): Make error message less obscure.
4706 (if_directive_name): New function.
4707 (cpp_get_token [case EOF]): Unwind the if stack and generate
4708 error messages for each unterminated conditional in this file.
4709 (parse_string): Do not behave differently if -traditional.
4711 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
4713 * builtins.c (expand_builtin_va_arg): Cope with an array-type
4714 va_list decomposing to pointer-type.
4715 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
4716 (rs6000_va_arg): Likewise.
4718 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
4720 * except.c (start_dynamic_handler): Compute size using
4721 STACK_SAVEAREA_MODE.
4723 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4725 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
4726 include directory headers. Don't define strrchr. Don't provide
4727 my_* replacement functions. Prefer PTR over `pointer_type'.
4728 Don't prototype system functions. Don't redefine getopt.
4730 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
4731 safe_read, safe_write, save_pointers, restore_pointers,
4732 is_id_char, in_system_include_dir, directory_specified_p,
4733 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
4734 find_corresponding_lparen, referenced_file_is_newer,
4735 save_def_or_dec, munge_compile_params, gen_aux_info_file,
4736 process_aux_info_file, identify_lineno, check_source,
4737 seek_to_line, forward_to_next_token_char, output_bytes,
4738 output_string, output_up_to, other_variable_style_function,
4739 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
4740 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
4741 find_static_definition, connect_defs_and_decs, add_local_decl,
4742 add_global_decls, needs_to_be_converted, visit_each_hash_node,
4743 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
4744 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
4745 scan_for_missed_items, edit_file, string_list_cons): Add static
4747 (standard_exec_prefix, target_machine, target_version,
4748 default_syscalls_dir, string_list, string_list_cons, find_file,
4749 do_cleaning): Constify a char*.
4750 (safe_read, safe_write): Use PTR, not a char*.
4751 (is_id_char): Take an int, not a char.
4752 (main): Add prototype. Call return, not exit.
4754 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
4756 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
4757 when comparing types.
4759 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
4761 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
4762 (strength_reduce): Release the varrays from the no-bivs early exit.
4764 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
4765 the loop over the registers.
4767 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
4769 (restore_tree_status): Check that instead when freeing the obstack.
4771 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
4773 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
4776 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4778 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
4779 operand size modifiers.
4781 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4783 * c-common.c (c_common_nodes_and_builtins): Don't build
4785 * c-common.h (enum c_tree_index and related accesor macros): Remove
4786 everything now declared in tree.h.
4787 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4788 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
4789 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
4790 (error_mark_node, void_type_node, char_type_node, integer_type_node,
4791 unsigned_type_node, ptr_type_node, va_list_type_node,
4792 integer_zero_node, null_pointer_node, integer_one_node): Delete.
4793 (init_decl_processing): Call build_common_tree_nodes and
4794 build_common_tree_nodes_2 instead of building their nodes here.
4795 Don't add roots for these nodes.
4796 * stor-layout.c (size_zero_node, size_one_node): Delete.
4797 (set_sizetype): Make a new node for bitsizetype each time.
4798 * tree.c (global_trees): New variable.
4799 (init_obstacks): Add a gc root for it.
4800 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4801 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
4802 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
4803 (build_common_tree_nodes): New function.
4804 (fix_sizetype): New function.
4805 (build_common_tree_nodes_2): New function.
4806 * tree.h (enum tree_index): New.
4807 (global_trees): Declare.
4808 Add accessor macros for all nodes now moved to global_trees.
4809 Delete their declarations.
4811 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
4813 * c-decl.c (finish_function): When processing a nested function,
4814 push and pop GC context around rest_of_compilation.
4816 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
4818 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
4819 Default ix86_arch to PROCESSOR_I386.
4820 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
4821 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
4822 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
4823 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
4824 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
4825 (EXTRA_SPECS): Remove deleted specs.
4827 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
4829 * function.c (assign_stack_local_1): Allocate from
4830 function->x_frame_offset, not frame_offset.
4832 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
4834 * ggc.h (lang_cleanup_tree): Remove.
4835 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
4836 * ggc-callbacks.c (lang_cleanup_tree): Remove.
4838 * c-decl.c (finish_struct): Use ggc_alloc to allocate
4839 TYPE_LANG_SPECIFIC when garbage collecting.
4840 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
4841 (lang_cleanup_tree): Remove.
4843 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4845 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
4846 * crtstuff.c: Not here.
4847 * dwarf2out.c: Or here.
4848 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
4851 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
4853 * function.h (free_after_compilation): Remove decl parameter.
4854 (free_varasm_status0: Likewise.
4855 (free_emit_status): Likewise.
4856 (free_stmt_status): Likewise.
4857 (free_after_compilation): Likewise.
4858 (init_lang_status): New variable.
4859 (free_lang_status): Likewise.
4860 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
4861 * function.c (init_lang_status): New variable.
4862 (free_lang_status): Likewise.
4863 (push_function_context_to): Don't set function::decl here.
4864 (free_after_copmilation): Make decl parameter implicit. Call
4865 free_lang_status if defined.
4866 (prepare_function_start): Call init_lang_status if defined.
4867 (init_function_start): Set function::decl here.
4868 * profile.c (output_func_start_profiler): Don't call pushdecl
4869 until we've actually started the function.
4870 * stmt.c (free_stmt_status): Make decl parameter implicit.
4871 * toplev.c (rest_of_compilation): Don't pass decl to
4872 free_after_compilation.
4873 * varasm.c (free_varasm_status): Likewise.
4875 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4877 * except.c (call_get_eh_context): Add root when allocating static
4880 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
4882 * arm.c: Include "ggc.h".
4883 (arm_add_gc_roots): New function.
4884 (arm_override_options): Call it.
4885 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
4887 * arm.md (define_asm_attributes): Add a pool_range attribute.
4889 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
4891 * extend.texi (Volatiles): New node.
4893 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
4895 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
4896 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
4897 (struct ggc_any): Replace `mark' with `magic_mark'.
4898 (ggc_alloc_string): Use memcpy, not bcopy.
4899 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
4900 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
4901 (ggc_free_any): New.
4902 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
4903 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
4904 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
4905 Use IS_MARKED. Use ggc_free_any.
4907 1999-09-09 Scott Bambrough <scottb@netwinder.org>
4909 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
4911 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
4913 * toplev.c (main): Always init_ggc.
4915 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
4917 * except.c (find_all_handler_type_matches): Free the list if
4918 we found no matches.
4920 * combine.c (SUBST): Break out to a real function do_SUBST.
4921 (SUBST_INT): Likewise.
4922 * gcse.c (free_pre_mem): Free `temp_bitmap'.
4923 (pre_insert): Free `inserted'.
4924 * loop.c (basic_induction_var): Always set `location'.
4926 * function.c (expand_function_end): Add initial_trampoline as a root.
4927 * rtl.h (init_varasm_once): Declare.
4928 * toplev.c (compile_file): Call it.
4929 * ggc-simple.c (ggc_mark_string_ptr): New.
4930 (ggc_add_string_root): New.
4931 (ggc_collect): Disable collection avoidance temporarily.
4932 * ggc.h (ggc_add_string_root): Declare.
4933 * except.c (create_rethrow_ref): Use ggc_alloc_string.
4934 * optabs.c (init_libfuncs): Likewise.
4935 * varasm.c (named_section): Use ggc_alloc_string.
4936 (make_function_rtl): Likewise.
4937 (make_decl_rtl): Likewise.
4938 (assemble_static_space): Likewise.
4939 (assemble_trampoline_template): Likewise.
4940 (output_constant_def): Likewise.
4941 (force_const_mem): Likewise.
4942 (mark_const_hash_entry): New.
4943 (mark_pool_sym_hash_table): New.
4944 (mark_varasm_state): Use it.
4945 (init_varasm_once): New.
4947 * expr.h (init_one_libfunc): Declare.
4948 * optabs.c (init_one_libfunc): New.
4949 (init_optabs): Use it.
4950 * config/gofast.h: Likewise.
4951 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
4952 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
4954 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4956 * Makefile.in (cppexp.o): Depend on cpphash.h.
4957 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
4959 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
4960 * cpplib.c (do_define): Generalise to handle poisoned definitions,
4961 redefining poisoned identifiers, etc.
4962 (do_undef): Don't allow poisoned identifiers to be undefined.
4963 (do_pragma): Add #pragma poison.
4964 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4966 * cccp.c: Add T_POISON node type.
4967 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
4969 (do_define): Generalise to handle poisoned definitions,
4970 redefining poisoned identifiers, etc.
4971 (do_undef): Don't allow poisoned identifiers to be undefined.
4972 (do_pragma): Add #pragma poison.
4973 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4975 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
4976 * c-pragma.h: Add ps_poison state. We now always have generic
4979 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
4981 * ggc.h (ggc_alloc): New function.
4982 (ggc_mark): Likewise.
4983 * ggc-simple.c (ggc_any): New structure.
4984 (ggc_status): Add anys.
4985 (n_anys_collected): New variable.
4986 (ggc_alloc): Define.
4987 (ggc_mark): Likewise.
4988 (ggc_collect): Collect the anys.
4990 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4992 * c-decl.c (mark_binding_level): Make static to match prototype.
4994 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
4996 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
4998 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5000 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5001 will use into account. Expand the max width to 5.
5004 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5006 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5009 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5011 * alpha.md (call value patterns): Remove the result predicates.
5013 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5015 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5018 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5020 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5021 changed from extern char *, to extern PTR. Also fix typo in
5022 NEED_DECLARATION_REALLOC test.
5024 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5026 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5028 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5029 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5030 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5031 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5033 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5035 * cccp.c (pcfinclude): Likewise.
5037 * global.c (allocno_compare): Likewise.
5039 * haifa-sched.c (rank_for_schedule): Likewise.
5041 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5043 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5045 * stupid.c (stupid_reg_compare): Likewise.
5047 * tree.c (_obstack_allocated_p): Likewise.
5049 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5051 1999-09-08 Bruce Korb autogen@linuxbox.com
5053 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5054 why "gperf -F" fails.
5055 * gcc/cp/Makefile.in: ditto
5056 * gcc/Makefile.in: ditto
5057 * gcc/java/Makefile.in: ditto
5059 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5061 * lists.c: Include ggc.h.
5063 (init_EXPR_INSN_LIST_cache): Install it.
5065 * ggc-simple.c (init_ggc): Absorb the old init.
5066 (ggc_push_context): Use xcalloc.
5067 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5068 (ggc_collect): Add [rvts] tags to the collection stats.
5070 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5072 * cccp.c (main): Fix handling of -include and -imacros options.
5074 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5076 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5078 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5080 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5083 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5085 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5086 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5087 and SET_DEST. Update comment.
5089 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5091 * config/c4x/c4x.c: Include ggc.h.
5092 (c4x_add_gc_roots): New function.
5093 (c4x_override_options): Call c4x_add_gc_roots.
5095 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5097 * defaults.h (TARGET_ESC): Move ...
5098 * system.h: ... here, where Linas had it in the first place. Silly me.
5100 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5102 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5103 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5104 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5105 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5106 * defaults.h (TARGET_ESC): Add default.
5108 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5110 * configure.in: add i370-*-openedition, i370-*-mvs and
5111 i370-*-linux targets
5113 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5115 * dsp16xxx.c: Include ggc.h
5116 (override_options): Mark GC roots.
5117 * mn10200.c: Include ggc.h.
5118 (asm_file_start): Mark GC roots.
5119 * tahoe.c: Include ggc.h.
5120 (extensible_operand): Mark GC roots.
5122 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5124 * README: Add section discussing status of ELF ABI.
5125 * i370.c: Fix misc spelling mistakes.
5126 (i370_label_scan): Updated notes, exception handling.
5127 (i370_function_prolog): Simplify ELF stack handling.
5128 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5129 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5130 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5131 * i370.md: (movdi): Add notes.
5132 (floatsidf2): Use stack not rtca for scratch float area.
5133 (iorsi3): Correct operand constraints.
5134 * x-oe: Restore TAROUTOPTS which are used by pax.
5136 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5138 * rs6000.c: Include ggc.h.
5139 (rs6000_add_gc_roots): New function.
5140 (override_options): Call it.
5142 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5144 * alpha.h (alpha_compare): New.
5145 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5146 * alpha.c: Likewise for the definitions.
5147 (alpha_emit_conditional_branch): Update for alpha_compare.
5148 (alpha_emit_conditional_move): Likewise.
5149 * alpha.md (cmpdf, cmpdi): Likewise.
5150 (setcc patterns): Likewise. Zero alpha_compare after use.
5151 (sne): Optimize (x != 0) into (0U < x).
5153 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5155 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5156 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5157 (INIT_EXPANDERS): Remove.
5158 * alpha.c: Include ggc.h.
5159 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5160 (alpha_init_machine_status, alpha_mark_machine_status): New.
5161 (override_options): Install them.
5162 (struct machine_function): Moved to alpha.h.
5163 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5164 (alpha_init_expanders): Remove.
5165 (alpha_return_addr): Adjust to use current_function->machine.
5166 (alpha_ra_ever_killed): Likewise.
5167 (alpha_expand_epilogue): Likewise.
5168 * alpha.md (eh_epilogue): Likewise.
5170 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5171 Melissa O'Neill <oneill@cs.sfu.ca>
5172 Geoffrey Keating <geoffk@cygnus.com>
5174 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5175 call-used registers (call-saved registers must still be contiguous
5176 and end with r31, of course).
5178 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5180 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5181 (self_promoting_type_p): Delete.
5182 (self_promoting_args_p): Move ...
5183 * c-common.c: ... here.
5184 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5185 (simple_type_promotes_to): New.
5186 * builtins.c (lang_type_promotes_to): New.
5187 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5188 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5189 * c-common.h: ... here.
5190 (self_promoting_args_p, simple_type_promotes_to): Declare.
5191 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5192 (grokdeclarator): Likewise.
5193 * tree.h (lang_type_promotes_to): Declare.
5195 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5197 Add some machine-dependent GC roots.
5198 * sparc.c: Include ggc.h.
5199 (sparc_add_gc_roots): New function.
5200 (mark_ultrasparc_pipeline_state): Likewise.
5201 (override_options): Call sparc_add_gc_roots.
5202 * pa.c: Include ggc.h.
5203 (pa_add_gc_roots): New function.
5204 (mark_deferred_plabels): Likewise.
5205 (override_options): Call pa_add_gc_roots.
5206 * mips.c: Include ggc.h.
5207 (mips_add_gc_roots): New function.
5208 (override_options): Use it.
5210 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5212 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5214 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5215 cpp_parse_expr): Add static prototypes.
5216 (parse_charconst): Don't cast away const-ness.
5217 (token): Constify a char*.
5219 * cppfiles.c (file_name_list, include_hash, find_include_file,
5220 finclude, initialize_input_buffer): Constify a char*.
5221 (file_cleanup, find_position): Add static prototypes.
5223 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5224 collect_expansion): Add static prototypes.
5225 (cpp_install, create_definition, monthnames): Constify a char*.
5227 * cpphash.h (cpp_install): Likewise.
5229 * cppinit.c (known_suffixes, default_include,
5230 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5231 (base_name, dump_special_to_buffer, initialize_dependency_output):
5232 Add static prototypes.
5234 * cpplib.c (my_strerror): Constify a char*.
5235 (null_underflow, null_cleanup, skip_comment, copy_comment,
5236 copy_rest_of_line, handle_directive, pass_thru_directive,
5237 get_directive_token, read_line_number, cpp_print_file_and_line,
5238 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5239 v_cpp_warning_with_line, detect_if_not_defined,
5240 consider_directive_while_skipping): Add static prototypes.
5241 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5242 cpp_pedwarn_with_file_and_line): Constify a char*.
5244 * cpplib.h (cpp_options, include_hash, progname, definition,
5245 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5246 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5247 find_include_file, deps_output, include_hash): Constify a char*.
5249 * cppmain.c (progname): Constify.
5250 (main): Add prototype. Use return, not exit.
5252 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5253 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5254 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5255 check_protection): Add static prototype.
5257 (progname, recognized_macrom, recognized_extern): Constify a char*.
5258 (main): Add prototype.
5260 * gen-protos.c (progname): Constify a char*.
5262 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5264 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5265 (init_emit_once): Add more GC roots.
5266 * except.c (mark_func_eh_entry): New function.
5267 (mark_eh_node): Mark false_label and rethrow_label.
5268 (init_eh): Add more GC roots.
5269 * function.c (free_after_compilation): Take decl as a paramter.
5270 Call free_stmt_status.
5271 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5273 * function.h (free_after_compilation): Change prototype.
5274 (free_varasm_status): Likewise.
5275 (free_emit_status): Likewise.
5276 (free_stmt_status): New function.
5277 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5278 Remove, replacing with ...
5279 (ggc_status): New structure.
5280 (ggc_chain): New variable.
5282 (ggc_push_context): New function.
5283 (ggc_pop_context): Likewise.
5284 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5285 (ggc_alloc_rtvec): Likewise.
5286 (ggc_alloc_tree): Likewise.
5287 (ggc_alloc_string): Likewise.
5288 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5289 (ggc_mark_tree): Give language-dependent code a chance to mark
5291 (ggc_mark_tree_varray): Handle empty arrays.
5292 (ggc_collect): Adjust for use of ggc_chain. Clear
5293 bytes_alloced_since_last_gc.
5294 * ggc.h (ggc_pop_context): New function.
5295 (ggc_push_context): Likewise.
5296 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5297 * stmt.c (free_stmt_status): New function.
5298 (init_stmt_for_function): Clear last_expr_value.
5299 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5300 Conditionalize call to ggc_collect.
5301 (main): Call init_ggc.
5302 * tree.c (push_obstacks): Do the push, even when GC'ing.
5303 (push_obstacks_nochange): Likewise.
5304 (pop_obstacks): Liekwise.
5305 * varasm.c (free_varasm_status): Take decl as a parameter.
5307 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5309 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5310 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5311 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5312 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5314 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5316 * pa/x-pa-mpeix: New file for the MPE port.
5318 * pa/quadlib.asm: New file for long double support.
5320 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5321 * configure: Rebuilt.
5323 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5325 * final.c (shorten_branches): Fix last change.
5327 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5329 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5331 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5333 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5336 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5338 * c-aux-info.c (concat): Don't define.
5340 * cccp.c (my_strerror): Likewise. All callers changed to use
5342 (do_include): Call xstrdup, not xmalloc/strcpy.
5343 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5344 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5346 * collect2.c (my_strsignal): Likewise. All callers changed to use
5348 (locatelib): Call xstrdup, not xmalloc/strcpy.
5350 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5352 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5354 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5356 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5358 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5360 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5362 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5364 (find_all_handler_type_matches): Likewise. Don't check return
5366 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5367 xmalloc, not malloc.
5368 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5370 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5371 (init_spec): Call xcalloc, not xmalloc/bzero.
5372 (set_spec): Call xstrdup, not save_string.
5373 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5374 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5375 (process_command): Call xstrdup, not save_string.
5376 (main): Call xcalloc, not xmalloc/bzero.
5378 * gcov.c (xmalloc): Don't define.
5379 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5380 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5381 (output_data): Call xcalloc, not xmalloc/bzero.
5383 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5385 * mips-tdump.c (xmalloc): Don't define.
5386 (print_symbol): Call xmalloc, not malloc.
5387 (read_tfile): Call xcalloc, not calloc.
5389 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5390 Don't define. All callers of xfree/my_strsignal changed to use
5391 free/strsignal instead.
5392 (allocate_cluster): Call xcalloc, not calloc.
5394 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5395 Fix memory leak, free allocated memory.
5397 * prefix.c (translate_name): Call xstrdup, not save_string.
5398 (update_path): Likewise.
5400 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5402 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5403 Don't define. Callers of xfree/savestring2 changed to use
5404 free/concat instead.
5406 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5407 (init_elim_table): Likewise.
5409 * resource.c (init_resource_info): Likewise.
5411 * stupid.c (stupid_life_analysis): Likewise.
5413 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5414 (open_dump_file): Call concat, not xmalloc/strcpy/...
5415 (clean_dump_file): Likewise.
5416 (compile_file): Call xstrdup, not xmalloc/strcpy.
5418 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5420 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5421 * v850.c (v850_va_arg): New.
5423 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5425 * haifa-sched.c: Tidy comments.
5427 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5429 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5430 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5431 $(out_object_file)): Depend on ggc.h.
5432 * c-common.c: Include "ggc.h".
5433 (combine_strings): If doing GC, use ggc_alloc_string.
5434 * c-decl.c: Include "ggc.h".
5435 (ggc_p): Define with value 0.
5436 (mark_binding_level): New function.
5437 (init_decl_processing): Add GC roots.
5438 (mark_c_function_context): New function.
5439 (lang_mark_false_label_stack): New function.
5440 (lang_mark_tree): New function.
5441 (lang_cleanup_tree): New function.
5442 * c-lang.c: Include "ggc.h".
5443 (lang_init): Call c_parse_init.
5444 * c-lex.c: Include "ggc.h".
5445 (check_linenum): If doing GC, don't copy filenames to permanent
5447 * c-parse.in: Include "ggc.h".
5448 (c_parse_init): New function.
5449 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5450 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5452 * except.c (mark_eh_state): Mark more state.
5453 * function.c (mark_function_state): Likewise.
5454 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5455 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5456 * toplev.c (mark_file_stack): New function.
5457 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5458 (main): Add root for input_file_stack.
5460 * i386.c: Include "ggc.h".
5461 (ix86_mark_machine_status): New function.
5462 (override_options): Set mark_machine_status.
5464 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5466 * tree.c (copy_node): Copy node contents also if doing GC.
5468 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5470 * collect2.c (scan_libraries): Fix double-thinko :-).
5472 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5474 * collect2.c (scan_libraries): Fix thinko.
5476 * cse.c (delete_trivially_dead_insns): Do not skip the last
5477 insn if it is a real insn.
5479 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5481 * Makefile.in (ggc-simple.o): Depend on hash.h.
5482 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5483 (ggc_mark_tree_varray): Likewise.
5484 (ggc_mark_tree_hash_table): Likewise.
5485 * ggc-simple.c: Include hash.h.
5486 (ggc_mark_tree_hash_table_ptr): New function.
5487 (ggc_mark_tree_hash_table_entry): Likewise.
5488 (ggc_mark_tree_hash_table): Likewise.
5489 (ggc_add_tree_hash_table_root): Likewise.
5490 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5491 rtx, when defining fields.
5493 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5495 * profile.c (output_func_start_profiler): Remove apparently
5496 nonsensical call to start_sequence.
5498 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5500 * clipper/clipper.c (clipper_va_start): Fix typos.
5502 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5503 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5504 (spur_va_arg): New stub.
5506 * configure.in: Comment out pyramid.
5508 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5510 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5511 don't conflict with the bits that win32, cygwin, and dgux
5514 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5515 Bernd Schmidt <bernds@cygnus.co.uk>
5517 * integrate.c (function_cannot_inline_p): Do not inline
5518 functions with forced labels.
5520 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5521 Bernd Schmidt <bernds@cygnus.co.uk>
5522 Mark Mitchell <mark@codesourcery.com>
5524 * Makefile.in (ggc-simple.o): Depend on varray.h.
5525 (rtl.o): Depend on ggc.h.
5526 (genattrtab.o): Depend on ggc.h.
5527 (print-tree.o): Likewise.
5528 (fold-const.o): Likewise.
5529 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5530 (make_insn_raw): Don't cache insns when GC'ing.
5531 (emit_insn_before): Likewise.
5532 (emit_insn_after): Likewise.
5533 (emit_insn): Likewise.
5534 (start_sequence): Use xmalloc to allocate the sequence_stack.
5535 (end_sequence): Add free to free it.
5536 (gen_sequence): Don't cache insns when GC'ing.
5537 (clear_emit_caches): Don't use sequence_element_free_list.
5538 (init_emit): Use xcalloc, not xmalloc+bzero.
5539 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5540 * function.c (pop_function_context_from): Use free to free the
5541 fixup_var_refs_queue.
5542 (put_reg_into_stack): Allocate it with xmalloc.
5543 * genattrtab.c: Include ggc.h.
5544 (operate_exp): Don't use obstack_free when GC'ing.
5545 (simplify_cond): Likewise.
5546 (simplify_text_exp): Likewise.
5547 (optimize_attrs): Likewise.
5548 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5550 (gencode): Generate a #include for ggc.h.
5551 * ggc-callbacks.c (ggc_p): Define it to zero.
5552 * ggc-none.c (ggc_p): Likewise.
5553 * ggc-simple.c: Include varray.h.
5554 (ggc_mark_tree_varray): New function.
5555 (ggc_add_tree_varray_root): Likewise.
5556 (ggc_mark_tree_varray_ptr): Likewise.
5557 * ggc.h (ggc_p): Declare.
5558 (varray_head_tag): Likewise.
5559 (ggc_add_tree_varray_root): Declare.
5560 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5561 inconsistencies when GC'ing.
5562 * rtl.c: Include ggc.h.
5563 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5564 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5565 (rtx_free): Don't call obstack_free when GC'ing.
5566 * toplev.c (rest_of_compilation): Call ggc_collect after every
5568 * tree.c (push_obstacks): Do nothing, if GC'ing.
5569 (pop_obstacks_nochange): Likewise.
5570 (pop_obstacks): Likewise.
5571 (make_node): Use ggc_alloc_tree when GC'ing.
5572 (copy_node): Likewise.
5573 (get_identifier): Use ggc_alloc_string when GC'ing.
5574 (build_string): Likewise.
5575 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5576 (tree_cons): Likewise.
5578 (type_hash_canon): Don't call obstack_free when GC'ing.
5580 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5582 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5583 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5585 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5586 Bernd Schmidt <bernds@cygnus.co.uk>
5587 Mark Mitchell <mark@codesourcery.com>
5589 * Makefile.in (stor-layout.o): Depend on ggc.h.
5590 (expr.o): Depend on ggc.h.
5591 (profile.o): Depend on ggc.h.
5592 (stor-layout.o): Depend on ggc.h.
5593 * emit-rtl.c (init_emit_once): Add gc roots.
5594 * expr.c: Include ggc.h.
5595 (emit_block_move): Add gc roots.
5596 (clear_storage): Likewise.
5597 * expr.h (init_stor_layout_once): New function.
5598 * profile.c: Include ggc.h.
5599 (init_arc_profiler): profiler_label is a root.
5600 * scan.c (make_sstring_space): Trust xrealloc to function
5601 correctly with first parameter NULL.
5602 * stor-layout.c: Include ggc.h.
5603 (set_sizetype): Add gc root.
5604 (init_stor_layout_once): New function.
5605 * toplev.c (compile_file): Call it.
5607 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5608 Bernd Schmidt <bernds@cygnus.co.uk>
5609 Mark Mitchell <mark@codesourcery.com>
5611 * Makefile.in (tree.o): Depend on ggc.h.
5612 (varasm.o): Likewise.
5613 (function.o): Likewise.
5615 (except.o): Likewise.
5616 (optabs.o): Likewise.
5617 (emit-rtl.o): Likewise.
5618 * emit-rtl.c: Include ggc.h.
5619 (sequence_element_free_list): Remove, and all references.
5620 (mark_sequence): New functions.
5621 (mark_emit_state): New function.
5622 * except.c: Include ggc.h.
5623 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5624 (mark_tree_label_node): New functions.
5625 (mark_eh_state): New function.
5626 * function.c: Include ggc.h.
5627 (mark_temp_slot, mark_function_chain): New functions.
5628 (mark_function_state): New function.
5629 (init_function_once): New function.
5630 * function.h (init_function_once): New function.
5631 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5632 * ggc.h (label_node): Declare.
5633 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5634 (lang_mark_false_label_stack): New function.
5635 (mark_temp_slot): Remove declaration.
5636 (mark_function_chain): Likewise.
5637 (mark_eh_state): Adjust prototype.
5638 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5640 * optabs.c: Include ggc.h.
5641 (mark_optab): New function.
5642 (init_optabs): Add gc roots.
5643 * stmt.c: Include ggc.h.
5644 (mark_cond_nesting, mark_loop_nesting): New functions.
5645 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5646 (mark_stmt_state): New function.
5647 * toplev.c (compile_file): Call init_function_once.
5648 * tree.c: Include ggc.h.
5649 (type_hash): Move declaration earlier in file.
5650 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5651 (init_obstacks): Add gc roots.
5652 (mark_type_hash): New function.
5653 * varasm.c: Include ggc.h.
5654 (mark_pool_constant): New function.
5655 (mark_varasm_state): New function.
5657 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5659 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5661 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5663 * c-decl.c (struct language_function): Renamed from struct c_function.
5665 (c_function_chain): Delete.
5666 (push_c_function_context): New arg F. Don't warn about nested
5667 functions here. Fill LANGUAGE elt of F. Delete code to update
5668 c_function_chain. Don't call push_function_context.
5669 (pop_c_function_context): New arg F. Restore from there instead of
5670 from c_function_chain. Don't call pop_function_context. Clear out
5671 LANGUAGE field of F when done.
5672 * c-lang.c: Include "function.h"
5673 (lang_init): Initialize save_lang_status and restore_lang_status.
5674 * c-parse.in (nested_function, nested_function_notype): Warn about
5675 nested functions. Call push_function_context/pop_function_context
5676 instead of the _c_ variants.
5677 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5679 * Makefile.in (c-lang.o): Update dependencies.
5681 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5682 regno_pointer_flag, regno_pointer_align.
5683 (gen_reg_rtx): Use xrealloc to enlarge them.
5684 (free_emit_status): New function.
5685 * function.c (mark_machine_status, mark_lang_status): New variables.
5686 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5687 in some bits from assign_stack_local. All callers changed to use new
5689 (assign_stack_local): Just call assign_stack_local_1.
5690 (free_after_compilation): New function.
5691 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5692 (trampoline_address): Likewise.
5693 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5694 (prepare_function_start): Explicitly clear some more variables.
5695 * function.h (struct function): New elt can_garbage_collect.
5696 (mark_machine_status, mark_lang_status): Declare variables.
5697 (free_after_compilation, free_emit_status, free_varasm_status,
5698 init_varasm_status): Declare functions.
5699 * toplev.c (rest_of_compilation): Call free_after_compilation when
5700 done with the current function.
5701 * varasm.c (free_varasm_status): New function.
5703 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
5705 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
5706 (EXPAND_BUILTIN_VA_ARG): Define.
5707 * sparc.c (sparc_va_start): New.
5708 (sparc_va_arg): New.
5710 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5712 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
5714 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5716 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
5718 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
5720 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
5722 (ggc-callbacks.o): New target.
5723 * ggc-callbacks.c: New file.
5725 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5727 * expr.h: Collapse individual optab and libfunc vars to arrays.
5728 (optab_index, libfunc_index): New enumerations.
5729 (optab_table, libfunc_table): New arrays.
5730 Add accessor macros for both.
5732 * optabs.c (optab_table, libfunc_table): New.
5733 Delete declarations for individual optab and libfunc vars.
5735 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
5737 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
5739 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
5741 * Makefile.in (GGC, GGC_LIB): New.
5742 (HOST_RTL): Include ggc-none.o.
5743 (ggc-simple.o): New target.
5744 (ggc-none.o): Likewise.
5745 * tree.h (tree_common): Add gc_mark.
5746 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
5747 (struct rtvec_def): Add gc_mark.
5748 * emit-rtl.c (global_rtl): Update static initializers to contain
5749 enough initializers.
5750 * ggc.h, ggc-none.c, ggc-simple.c: New files.
5751 * toplev.c (gc_time): New variable.
5752 (all_time): New variable.
5753 (compile_file): Print gc time.
5754 (print_time): Calculate percentage of the whole.
5756 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5758 Change obstack memory management and varasm constant pool handling so
5759 that nested functions are treated like any other functions.
5760 * function.c (init_machine_status): New variable.
5761 (push_function_context_to): Set contains_functions for the outer
5762 function. Don't call save_varasm_status.
5763 (pop_function_context_from): Don't call restore_varasm_status. Don't
5764 set current_function_contains_functions.
5765 (prepare_function_start): Call init_varasm_status rather than
5766 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
5768 * function.h (struct function) Add field varasm. Delete fields
5769 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
5770 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
5771 (init_machine_status): Declare.
5772 (save_varasm_status, restore_varasm_status): Delete declarations.
5773 (save_tree_status, restore_tree_status): Delete last argument.
5774 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
5775 code. All callers changed.
5776 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
5777 save_constants_in_decl_trees, restore_constants, save_constants,
5778 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
5780 (inlining): New variable.
5781 (reg_map, label_map, insn_map, orig_asm_operands_vector,
5782 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
5784 (save_for_inline_nocopy): Don't save constants.
5785 Don't set inl_emit field in current_function.
5786 (expand_inline_function): Use emit field, not inl_emit, of the inlined
5787 function. Set new variable inlining before
5788 calling copy_rtx_and_substitute.
5789 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
5790 constant pool references if inlining is nonzero.
5791 Delete ADDRESS and (most of the) CONST cases.
5792 (output_inline_function): Save and restore current_function/
5793 current_function_decl. Delete restore_constants code. Don't call
5794 init_const_rtx_hash_table.
5795 * output.h (init_const_rtx_hash_table): Don't declare.
5796 * rtl.h (struct function): Declare.
5797 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
5798 * toplev.c (rest_of_compilation): Don't treat nested functions or
5799 functions containing them specially. Delete all code to deal with
5800 save_for_inline_copying.
5801 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
5802 inline_obstacks): Delete variables.
5803 (save_tree_status): Lose arg CONTEXT. All callers changed.
5804 Simply allocate a new function_maybepermanent_obstack for the new
5805 function, delete all the special cases.
5806 Don't save inline_obstacks.
5807 (restore_tree_status): Lose arg CONTEXT. All callers changed.
5808 Delete special handling for function_maybepermanent_obstack; simply
5810 Don't restore inline_obstacks.
5811 (permanent_allocation): Delete code that frees inline_obstacks.
5812 (print_inline_obstack_statistics): Delete function.
5813 (dump_tree_statistics): Don't call it.
5814 * varasm.c (struct varasm_status): New.
5815 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
5816 last_pool, pool_offset, const_double_chain): Delete global
5817 variables, replace with accessor macros.
5818 (immed_double_const): Don't walk const_double_chain outside a
5819 function, but don't treat nested functions specially anymore.
5820 (immed_real_const_1): Likewise.
5821 (clear_const_double_mem): Don't treat nested functions specially.
5822 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
5823 (save_varasm_status, restore_varasm_status): Delete functions.
5824 (init_varasm_status): New function.
5825 (force_const_mem): Don't treat nested functions specially.
5826 (find_pool_constant): Accept new arg F, search for constants in
5827 that function's pool rather than the current one. All callers
5829 (get_pool_constant_for_function, get_pool_mode_for_function): New
5832 * i386.c (init_386_machine_status): New function, mostly from
5833 clear_386_stack_locals.
5834 (struct machine_functions): Rename element names to avoid name
5836 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
5837 macros, replacing global variables.
5838 (clear_386_stack_locals, save_386_machine_status,
5839 restore_386_machine_status): Delete functions.
5840 (override_options): Initialize init_machine_status.
5841 * i386.h (INIT_EXPANDERS): Delete macro.
5842 (save_386_machine_status, restore_386_machine_status,
5843 clear_386_stack_locals): Delete declarations.
5845 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5847 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
5848 (doloop_begin): Simplify pattern and use emit_jump_insn.
5849 (doloop_end): Simplify pattern, switch operand order,
5850 and use emit_jump_insn.
5852 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5854 * function.h (struct function): Add new element LANGUAGE.
5855 (save_lang_status): Declare new variable.
5856 (restore_lang_status): Likewise.
5857 * function.c (save_lang_status): Define.
5858 (restore_lang_status): Likewise.
5859 (push_function_context_to): Call language-specific save function.
5860 (pop_function_context_from): Call language-specific restore function.
5862 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5864 * i386.md (movsf_1): Check REG_P before use of REGNO.
5865 (movdf_1): Likewise.
5866 (movxf_1): Likewise.
5867 (extendsfdf2): Likewise.
5868 (extendsfxf2): Likewise.
5869 (extenddfxf2): Likewise.
5871 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5873 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
5874 constants into memory.
5875 (c4x_shiftable_constant): New function.
5876 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
5877 (c4x_shiftable_constant): Declare.
5878 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
5879 ashlqi3_noclobber): Add new patterns and associated splitters.
5881 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
5883 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
5884 * dwarf2out.c (dwarf2out_frame_init): Likewise.
5885 * final.c (shorten_branches): Likewise.
5886 * global.c (global_alloc): Likewise.
5887 * haifa-sched.c (build_control_flow): Likewise.
5888 * stmt.c (check_for_full_enumeration_handling): Likewise.
5889 (estimate_case_costs): Likewise.
5891 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
5893 * rtl.h (RTL_CHECKC2): Fix typo in last change.
5895 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
5897 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
5898 (recompute_reg_usage): Likewise.
5899 * rtlanal.c (find_regno_fusage): Likewise.
5901 * rtl.c (rtl_check_failed_code1): New function.
5902 (rtl_check_failed_code2): New.
5903 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
5904 (RTL_CHECKC1, RTL_CHECKC2): New.
5905 (XC*): New accessor macros.
5906 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
5907 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
5908 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
5909 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
5910 (TRAP_*, RANGE_INFO_*): Likewise.
5912 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5914 * Makefile.in (tlink.o): Don't depend on toplev.h.
5916 * collect2.c (c_file, o_file, export_file, import_file, ldout,
5917 output_file, nm_file_name, ldd_file_name, strip_file_name,
5918 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
5919 add_prefix, prefix_from_env, prefix_from_string, do_wait,
5920 fork_execute, maybe_unlink, add_to_list,
5921 extract_init_priority, write_list, dump_list,
5922 dump_prefix_list, write_list_with_asm, write_c_file,
5923 write_c_file_stat, write_c_file_glob, scan_prog_file,
5924 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
5925 ignore_library, extract_string, notice, dump_file, target_machine,
5926 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
5927 read_file, print_load_command): Constify a char*.
5928 (fdopen, error, fatal, fatal_perror): Don't prototype.
5929 (my_strerror): Remove. All callers use xstrerror instead.
5930 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
5931 (main): Add prototype. Constify lots of char* ptrs. Change calls
5932 to xcalloc/strcpy/strcat/... to one call to concat.
5933 (main, scan_prog_file, scan_libraries): Use an intermediate
5934 `const char **' to build an argv array.
5935 (mapfile, libselect, libcompare, locatelib): Add prototypes.
5937 * collect2.h (collect_execute, collect_wait, dump_file,
5938 file_exists): Constify a char*.
5939 (ldout, c_file_name, temporary_obstack, permanent_obstack,
5940 temporary_firstobj, vflag, debug): Add extern declarations.
5941 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
5943 * tlink.c: Don't include toplev.h.
5944 (vflag, debug, ldout, c_file_name, temporary_obstack,
5945 permanent_obstack, temporary_firstobj): Don't declare.
5946 (tlink_execute, frob_extension, symbol_hash_lookup,
5947 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
5948 recompile_files, read_repo_files, demangle_new_symbols,
5949 scan_linker_output): Constify a char*.
5950 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
5951 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
5953 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
5955 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
5956 (relative) rather than jsr (absolute) subroutine call insns.
5957 * config/m68k/m68k-coff.h: Ditto.
5959 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
5961 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
5962 now rework these too.
5963 (arm_reorg): If an insn can't reach the end of the current pool,
5964 ensure that we emit that pool before the insn.
5966 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
5968 * tlink.c (scan_linker_output): Skip the initial underscore in
5969 a mangled name if appropriate.
5971 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5973 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5974 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
5975 error_with_ivar, gen_declarator, create_builtin_decl,
5976 my_build_string, generate_descriptor_table, generate_ivars_list,
5977 generate_dispatch_table, check_protocols, TAG_GETCLASS,
5978 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
5979 dump_base_name, lang_decode_option, build_encode_expr,
5980 start_class, finish_class, encode_pointer, really_start_method,
5981 gen_declaration, dump_interface, handle_class_ref, handle_impent):
5983 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
5984 Add static prototypes.
5985 (build_objc_string_decl, build_selector_reference_decl,
5986 encode_bitfield, build_class_reference_decl): Remove unused
5987 parameter, all callers changed.
5988 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
5989 (objc_printable_name): Likewise. Change second parameter to type int.
5990 (init_objc): Use memcpy, not bcopy, to avoid casts.
5992 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
5994 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
5995 reg notes on a deleted insn.
5996 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
5998 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6000 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6002 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6004 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6007 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6009 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6010 * tm.texi (MD_ASM_CLOBBERS): Document it.
6012 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6014 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6015 * except.c (expand_rethrow): Remove unused variable.
6016 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6017 * flow.c (replace_insns): Likewise.
6018 (create_edge_list, verify_edge_list): Likewise.
6019 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6021 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6022 is special code to run.
6023 (main): Don't define operands to emit_operand.
6024 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6026 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6028 * alpha/alpha.h (normal_memory_operand): Declare.
6029 (reg_no_subreg_operand): Declare.
6030 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6032 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6034 * c-parse.in (compstmt_primary_start): New, broken out of first
6035 part of compstmt handling in primary.
6036 (primary): Use it. Add an error clause.
6037 (compstmt_nostart): Renamed from compstmt; remove all
6038 initial invocations of compstmt_start.
6041 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6043 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6046 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6048 * combine.c (simplify_shift_const): Remove extra semicolon.
6049 * dwarf2out.c (remove_AT): Likewise.
6050 * expmed.c (expand_mult): Likewise.
6051 * gcov.c (create_program_flow_graph): Likewise.
6052 * reorg.c (mostly_true_jump): Likewise.
6054 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6056 * fold-const.c (fold_range_test): Do not try to fold the range
6057 test if the rhs or lhs has side effects.
6059 * combine.c (simplify_rtx): Recognize another case of a synthesized
6062 * varasm.c (mark_constant_pool): When marking indirect references,
6063 only look at SYMBOL_REFs.
6065 * except.c (expand_fixup_region_end): Do not peek at
6066 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6068 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6070 * flags.h: New variables align_loops, align_loops_log,
6071 align_jumps, align_jumps_log, align_labels, align_labels_log,
6072 align_functions, align_functions_log.
6073 * toplev.c: Define them.
6074 (f_options): Handle -falign-* when they have no argument.
6075 (main): Add logic to set variables for -falign-functions,
6076 -falign-jumps, -falign-labels, -falign-loops.
6077 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6078 (display_help): Change help to match options.
6079 * final.c (LABEL_ALIGN): Default to align_labels_log.
6080 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6081 (LOOP_ALIGN): Default to align_loops_log.
6082 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6083 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6084 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6085 * varasm.c (assemble_start_function): Handle align_functions.
6087 * config/sparc/sparc.h: Don't declare sparc_align_*.
6088 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6089 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6091 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6093 * config/sparc/sparc.c: Delete sparc_align_loops,
6094 sparc_align_jumps, sparc_align_funcs and the corresponding string
6096 (sparc_override_options): Default align_functions on ultrasparc.
6097 Delete -malign-* handling.
6099 * config/mips/mips.c (override_options): On 64-bit targets,
6100 try to align code to 64-bit boundaries.
6101 (print_operand): New substitution, %~,
6102 which aligns labels to align_labels_log.
6103 * config/mips/mips.md (div_trap_normal): Use %~.
6104 (div_trap_mips16): Likewise.
6109 (ashldi3_internal): Likewise.
6110 (ashrdi3_internal): Likewise.
6111 (lshrdi3_internal): Likewise.
6112 (casesi_internal): Likewise.
6114 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6116 Merge new ia32 backend from the branch!
6118 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6119 See ChangeLog.P2 on new_ia32_branch for details.
6121 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6122 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6123 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6124 * i386/gas.h (ASM_FILE_START): Define.
6125 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6126 for name change of ix86_valid_decl_attribute_p.
6127 (i386_pe_valid_type_attribute_p): Similarly.
6129 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6131 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6132 to step through CC modes.
6134 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6136 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6137 it would end up in the shadow of a live flags regsiter.
6139 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6141 * reload1.c: Fix many indentation problems.
6142 * reload.c: Likewise.
6144 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6146 * alias.c (non_local_reference_p): Constify fmt.
6148 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6150 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6152 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6154 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6155 the internal_arg_pointer.
6157 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6159 Merge peephole2 from new_ia32_branch:
6160 * Makefile.in (STAGESTUFF): Add *.peephole2.
6161 (mostlyclean): Likewise.
6162 (recog.o): Depend on resource.h.
6164 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6165 (final_scan_insn): Likewise for the invocation of peephole.
6166 * genconfig.c (main): Look for peephole and peephole2 patterns.
6167 Emit HAVE_peephole* accordingly.
6168 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6169 * flags.h (flag_peephole2): Declare.
6170 * toplev.c: New pass peephole2. New flag -fpeephole2.
6172 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6173 * gencodes.c (main): Likewise.
6174 * genextract.c (main): Likewise.
6175 * genoutput.c (main): Likewise.
6176 * genemit.c (max_operand_1): Look for the max scratch operand.
6177 (gen_rtx_scratch): New.
6178 (gen_exp): Use it, and pass on new arg subroutine_type.
6179 (gen_expand): Take max scratch into account.
6180 (gen_split): Emit peephole2 functions.
6181 (output_peephole2_scratch): New.
6182 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6183 * genrecog.c (routine_type): Add PEEPHOLE2.
6185 (make_insn_sequence): Match outer parallel for peep2. Discard
6186 top level scratches and dups.
6187 (add_to_sequence): New args insn_type and top. Update all callers.
6188 Handle toplevel peep2 matching insns.
6189 (write_subroutine): Handle peep2.
6190 (write_tree_1): Likewise.
6191 (write_tree): Likewise.
6193 (change_state): New arg afterward. Update all callers.
6194 Handle matching separate insns.
6195 * recog.c (recog_next_insn): New.
6196 (peephole2_optimize): New.
6197 * rtl.def (DEFINE_PEEPHOLE2): New.
6198 * resource.c (find_free_register): New argument last_insn. Use it
6199 to find a register available through the entire span.
6200 * resource.h (find_free_register): Update prototype.
6202 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6204 * i386.c (output_strlen_unroll): Don't write xops[7]
6205 label if it wasn't set.
6207 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6209 * cpplib.c (struct directive): Const-ify name pointer and
6210 function pointer prototype.
6211 (validate_else, do_define, do_line, do_include, do_undef,
6212 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6213 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6214 do_warning): Const-ify second arg.
6215 (directive_table): Mark const. Reorder entries by frequency
6216 of usage, record statistics.
6218 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6220 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6221 bounds- check RTL accesses if --enable-checking.
6222 (RTVEC_ELT): Bounds check if --enable-checking.
6223 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6224 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6225 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6227 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6228 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6230 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6231 (NOTE_SOURCE_FILE): Use X0STR.
6232 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6233 MEM_ALIAS_SET): Use X0INT.
6234 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6235 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6237 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6238 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6239 (rtl_check_failed_bounds, rtl_check_failed_type1,
6240 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6242 (fancy_abort): Fix comment.
6244 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6245 (cse_insn): Decrement LABEL_NUSES for jump target before
6247 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6248 * final.c (alter_subreg): Compute regno before changing x to
6249 REG; set REGNO(x) after changing it.
6250 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6251 notes containing CONST_INTs.
6252 (delete_eh_regions): Use NOTE_EH_HANDLER.
6253 * function.c (put_reg_into_stack): Make reg a MEM before
6255 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6257 (gen_mem_addressof): Make reg a MEM before initializing it.
6258 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6260 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6261 deleting an insn, not after.
6262 (block_alloc): Only look at PATTERN(insn) if we have to, and
6263 only if it's format class 'i'.
6264 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6265 CONST_INT before using its INTVAL.
6266 * print-rtl.c (print_rtx): Use X0STR.
6267 * regmove.c (fixup_match_1): Don't look at PATTERN of
6268 non-class-'i' insn chain elements.
6269 * reload.c (loc_mentioned_in_p): Take address of
6270 in->fld[1].rtx directly.
6271 * reload1.c (reload): Change reg to a MEM before initializing
6273 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6275 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6277 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6279 * config/mips/mips.c (machine_dependent_reorg): Force a
6280 barrier to output the local constant pool if a barrier hasn't
6281 been found at a natural point in the instruction stream.
6283 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6285 * c-parse.in (language_string): Constify.
6287 * dwarf2out.c (language_string): Remove declaration.
6289 * dwarfout.c (language_string): Likewise.
6291 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6293 * tree.h (language_string, init_parse, finish_parse): Declare.
6295 * i386/sun386.h (language_string): Remove declaration.
6297 * mips.h (language_string): Likewise.
6299 * nextstep.h (language_string): Likewise.
6301 * nextstep21.h (language_string): Likewise.
6303 * rs6000.c (language_string): Likewise.
6305 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6307 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6308 (getpwd.o): Remove target.
6310 * getpwd.c: Delete file. Its in libiberty now.
6312 * dbxout.c (getpwd): Don't prototype.
6313 * dwarf2out.c (getpwd): Likewise
6314 * dwarfout.c (getpwd): Likewise
6315 * final.c (getpwd): Likewise.
6316 * protoize.c (getpwd): Likewise.
6318 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6320 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6322 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6324 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6327 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6329 * fixinc/Makefile.in (subdir): New.
6330 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6333 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6335 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6336 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6339 * invoke.texi: Fix typo.
6341 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6342 changed. Handle autoincrement addressing modes.
6344 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6345 just like we would the virtual incoming args register when
6348 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6350 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6351 path, in .file directive.
6353 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6355 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6358 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6360 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6363 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6365 * tree.c (tree_code_name): Constify a char*.
6367 * tree.h (tree_code_name, decl_printable_name): Likewise.
6369 * function.h (struct function): Likewise.
6371 * toplev.c (decl_name, decl_printable_name): Likewise.
6373 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6375 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6376 (init_objc): Remove function pointer cast.
6378 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6380 * pa.md (interspace_jump): New pattern.
6381 (builtin_longjmp): New expander.
6383 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6385 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6386 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6387 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6389 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6391 * jump.c (delete_prior_computation): Also check calls
6392 to constant functions. Don't bother checking for a
6393 REG_UNUSED note before adding it.
6394 (delete_computation): Handle multi-word hard registers
6395 when synthesizing missing REG_DEAD notes for a register
6396 which is both set and used by an insn.
6398 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6400 * loop.c (this_loop_info): New variable.
6401 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6402 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6404 (prescan_loop, strength_reduce): New argument loop_info. All callers
6406 (scan_loop): New variable loop_info, initialise to address of
6408 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6409 Delete variable loop_has_multiple_exit targets and replace with
6410 field in this_loop_info.
6411 (find_and_verify_loops): Rename this_loop to this_loop_num.
6412 (strength_reduce): Delete loop_iteration_info. Replace variable
6413 loop_info with function argument of same name.
6414 (insert_bct): Rework test for loop being completely unrolled.
6416 * loop.h (struct loop_info): New fields num, loops_enclosed,
6417 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6418 has_indirect_jump, and cont. Redefine use of unroll_number.
6419 (loop_unroll_number): Delete.
6421 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6423 (loop_iterations): Delete variable vtop and instead use
6424 loop_info->vtop computed in prescan_loop.
6426 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6428 * fix-header.c (main): Do not pass a null pointer to strcmp.
6430 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6432 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6434 * configure: Rebuilt.
6436 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6438 * jump.c (jump_optimize_1): Do not delete assignments to
6439 internal_arg_pointer.
6440 * cse.c (delete_trivially_dead_insns): Always consider a set of
6441 the internal_arg_pointer live.
6443 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6445 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6446 (update_life_info) [REG_WAS_0]: Search the original insns rather
6447 than the new insns for the note. Fix typos finding note_dest.
6448 If no dest found, discard the note rather than abort.
6449 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6450 (replace_insns): Remove the old insn list after update_life_info
6453 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6455 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6457 (sched_analyze_1): Let add_dependence care for not adding dups.
6458 (sched_analyze_2): Likewise.
6459 (add_branch_dependences): Likewise.
6461 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6463 * i386/winnt.c (export_list): New type.
6464 (exports_head): Rename to
6465 (export_head): this.
6466 (i386_pe_record_exported_symbol): Add is_data flag.
6467 (i386_pe_asm_file_end): Emit directive for exported variables.
6468 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6470 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6471 (ASM_DECLARE_OBJECT_NAME): Likewise.
6472 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6473 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6475 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6477 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6479 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6482 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6484 * config/openbsd.h: Define SET_ASM_OP.
6485 * tm.texi: cross-reference SET_ASM_OP in the index.
6487 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6489 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6490 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6491 and class_narrowest_mode at compile time. Kill init_rtl.
6492 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6493 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6494 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6496 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6498 * rtl.h: Declare rtx_length and rtx_format as const.
6499 * machmode.def: Define CC(). Use CC() to define CCmode. If
6500 EXTRA_CC_MODES is defined, expand it here.
6501 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6502 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6503 const. Kill all references to EXTRA_CC_MODES.
6505 * toplev.c: Don't prototype or call init_rtl.
6506 * optabs.c: Don't call init_mov_optab.
6507 * genemit.c: Don't generate init_mov_optab. Don't call
6509 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6511 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6512 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6513 genrecog.c: Don't call init_rtl.
6515 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6516 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6517 definition of EXTRA_CC_MODES.
6519 * md.texi: Kill ref to EXTRA_CC_NAMES.
6520 * tm.texi: Document new way to define EXTRA_CC_MODES.
6522 * genrecog.c: Do not look up the name of a define_split.
6525 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6527 * config/v850/v850.md: Fix typo introduced by previous delta.
6529 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6531 * gcc.c (fatal): Make definition static to match prototype.
6533 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6535 * combine.c (get_last_value): Don't look for earlier sets if the last
6536 known set is somewhere in between the insns being combined.
6538 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6540 * configure.in: Don't use shell ! to negate exit codes
6541 * configure: Regenerate
6543 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6545 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6546 the fact that ALIGN is measured in bits, not bytes.
6548 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6550 * errors.c: New file; defines functions error, warning, and
6551 fatal, variables have_error and progname.
6552 * errors.h: New file; prototypes and decls for stuff in errors.c.
6554 * Makefile: Add rules to build errors.o and
6555 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6556 genopinit, genrecog, genextract, genpeep, genattr, and
6557 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6558 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6559 genpeep.o, genattr.o, and genoutput.o.
6561 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6562 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6563 define or prototype fatal. Set progname at beginning of main.
6564 * genoutput.c: Likewise, and don't define or prototype error
6567 * c-typeck.c (c_expand_start_case): Return immediately if exp
6569 * fold-const.c (operand_equal_p): Return immediately if arg1
6570 or arg0 are ERROR_MARKs.
6571 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6572 fields of type ERROR_MARK when calculating if the record can
6575 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6576 with much help from Jeffrey A Law and Richard Henderson
6578 * i386.md: In the 6 insns which call output_fix_trunc,
6579 earlyclobber operands[0].
6581 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6583 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6584 creating new registers.
6586 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6588 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6589 i386_reg_alloc_order, i386_regparm_string,
6590 i386_align_loops_string, i386_align_jumps_string,
6591 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6592 and i386_branch_cost_string as type "const char *".
6593 * i386.c: Define all above strings as type "const char *".
6595 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6597 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6598 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6600 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6602 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6603 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6605 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6607 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6608 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6609 (dwarf2out_line, dwarf2out_finish): Likewise.
6610 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6612 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6614 * tree.c (lang_unsave_expr_now) : Correct return type.
6615 * tree.h (lang_unsave_expr_now) : Same.
6617 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6619 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6620 instead of duplicating code.
6622 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6624 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6626 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6628 * tree.h: fancy_abort always takes three args.
6629 * resource.c: Move include of system.h before toplev.h.
6631 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6633 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6636 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6638 * system.h: Don't redefine abort or trim_filename.
6639 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6640 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6641 whether or not __FUNCTION__ is available.
6642 * tree.h: Duplicate rtl.h's definition of abort, for files
6643 that don't include rtl.h. Delete all code to perform type
6644 checking with a compiler other than GCC.
6645 * varray.h: Delete all code to perform type checking with a
6646 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6647 its arguments exactly once, using a statement expression.
6648 Adjust the VARRAY_<type> accessor macros to match.
6649 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6650 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6651 caller's location. Define fatal_insn and fatal_insn_not_found
6652 as macros that use _fatal_insn and _fatal_insn_not_found.
6653 (fancy_abort, trim_filename): Kill prototypes.
6655 * rtl.c (trim_filename): Move here from toplev.c.
6656 (fancy_abort): New function.
6657 (DIR_SEPARATOR): Provide default definition.
6658 * tree.c (tree_check_failed, tree_class_check_failed): Go
6659 through fancy_abort.
6660 (tree_check, tree_class_check, cst_or_constructor_check,
6661 expr_check): Delete.
6662 * varray.c (varray_check_failed): New function.
6663 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6664 _fatal_insn and _fatal_insn_not_found. Go through
6666 (trim_filename, fancy_abort): Delete.
6668 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6669 * except.c (start_catch_handler): Report ICE with error/abort
6671 * final.c (output_operand_lossage): Likewise.
6672 * flow.c (verify_flow_info): Likewise.
6674 * gcc.c: Prototype fatal.
6675 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6676 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6677 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6678 Don't define fancy_abort.
6680 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6682 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6685 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6687 * m88k.h (VERSION_INFO2): Kill.
6688 (VERSION_STRING): Kill.
6690 (VERSION_INFO1): Tidy.
6691 (TARGET_VERSION): Update.
6692 * m88k/dgux.h (VERSION_INFO2): Kill.
6693 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6694 * m88k/luna.h (VERSION_INFO1): Tidy.
6695 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6696 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
6697 (output_file_start): Adjust for death of VERSION_STRING.
6699 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
6701 * cpplib.c (detect_if_not_defined): New function.
6702 (do_if): Use it to detect potential once-only headers.
6704 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
6706 * c-common.c (combine_strings): Always set TREE_CONSTANT.
6708 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6710 * combine.c (nonzero_bits) : Allow single-ly set registers to be
6711 anywere in the function only if they are pseudos and set before
6712 being used (not live at the start of the function).
6713 (num_sign_bit_copies) : Same.
6714 (get_last_value_validate) : Same.
6715 (get_last_value) : Same.
6717 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
6719 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
6720 where N and M are constant and N is an integer multiple of M.
6722 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6724 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
6725 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
6726 sbitmap_union_of_preds): Add prototypes.
6727 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
6728 the intersection of successors with the new flow graph structures.
6729 (sbitmap_intersection_of_preds): New function to compute the
6730 intersection of predecessors with the new flow graph structures.
6731 (sbitmap_union_of_succs): New function to compute the union of
6732 successors with the new flow graph structures.
6733 (sbitmap_union_of_preds): New function to compute the union of
6734 predecessors with the new flow graph structures.
6735 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
6736 (expr_reaches_here_p): Use edge and basic_block structures instead
6737 of s_preds and s_succs.
6738 (compute_cprop_avinout): Use new sbitmap routines.
6739 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
6740 of s_preds and s_succs.
6741 * flow.c (compute_flow_dominators): Compute dominators using
6742 edges and basic blocks instead of s_preds and s_succs.
6744 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6746 * lists.c (unused_insn_list, unused_expr_list): New file for
6747 maintaining various types of lists. New statics for maintaining a
6748 cache of available INSN_LIST and EXPR_LIST nodes.
6749 (free_list): Static function for freeing a list of INSN/EXPR nodes.
6750 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
6751 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
6752 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
6753 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
6754 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
6755 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
6756 (free_INSN_LIST_node): Free an individual INSN_LIST node.
6757 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
6758 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
6759 (remove_dependence, free_pending_lists): Use new global routines.
6760 (flush_pending_lists, sched_analyze_insn): Use new global routines.
6761 (sched_analyze, compute_block_backward_dependences): Use new routines.
6762 (sched_analyze_1, sched_analyze_2): Use new routines.
6763 (schedule_insns): Use new global routines.
6764 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
6766 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
6767 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
6769 * toplev.c (rest_of_compilation): Initialize node cache.
6770 * Makefile.in (OBJS): Add lists.o to list of object files.
6771 (lists.o): Add dependancies.
6773 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
6775 * config/v850/v850.md: Fix compile time warning messages.
6776 * config/v850/v850.c: Fix compile time warning messages.
6777 * config/v850/v850.h: Fix compile time warning messages.
6779 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6781 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
6782 Remove unused prototype for `init_lengths'.
6784 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6786 * calls.c (emit_call_1): Mark parameter `stack_size' with
6788 (expand_call): Initialize variable `insn'.
6789 (emit_library_call): Likewise for variable `high_to_save'.
6790 (emit_library_call_value): Likewise.
6791 (store_one_arg): Likewise for variables `lower_bound' and
6794 * combine.c (try_combine): Likewise for variables `i2_code_number'
6795 and `other_code_number'.
6796 (find_split_point): Likewise for variables `pos', `unsignedp' and
6798 (simplify_if_then_else): Likewise for variables `op' and `c1'.
6799 (simplify_and_const_int): Remove unused variable `width'.
6800 (merge_outer_ops): Likewise.
6802 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
6803 HOST_WIDE_INT' when comparing against one.
6804 (simplify_relational_operation): Likewise.
6805 (cse_insn): Initialize variables `src_eqv_volatile',
6806 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
6808 * final.c (init_final): Constify parameter `filename'.
6809 (final_start_function): Mark parameter `optimize' with
6811 (profile_function): Likewise for parameters `first' and `optimize'.
6812 (output_source_line): Likewise for parameter `file'.
6814 * integrate.c (subst_constants): Cast a value to `size_t' when
6815 comparing against one.
6816 (mark_stores): Initialize variable `mode'. Cast a value to
6817 `size_t' when comparing against one.
6819 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
6821 * loop.c (move_movables): Initialize variable `first'.
6822 (strength_reduce): Likewise for variable `increment'.
6823 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
6824 value to `size_t' when comparing against one.
6825 (load_mems): Initialize variable `end_label'.
6827 * output.h (init_final): Constify parameter.
6829 * reload.c (decompose): Initialize variable `base'.
6831 * reload1.c (reload): Likewise for variable `is_scalar'.
6832 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
6833 (choose_reload_regs): Initialize variable `mode'.
6834 (emit_reload_insns): Likewise for variable `store_insn'.
6835 (reload_cse_noop_set_p): Mark parameter `insn' with
6837 (reload_combine): Initialize variable `set'.
6839 * unroll.c (unroll_loop): Likewise for variable `local_label'.
6840 (copy_loop_body): Cast a value to `size_t' when comparing against
6843 * varasm.c (assemble_variable): Initialize variable `size_tree'.
6844 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
6845 (remove_from_pending_weak_list): Mark parameter `name' with
6848 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6850 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
6853 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
6855 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
6856 (ASM_DECLARE_FUNCTION_NAME): Define.
6857 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
6858 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
6859 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
6860 not already defined.
6862 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6864 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
6865 of n_popped when call/call_value are not defined.
6867 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
6869 * tm.texi: GNU CC -> GCC conversion.
6870 (CC1_SPEC): Indicate it is used for all language front ends.
6872 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
6874 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
6875 NOTE_INSN_EH_REGION_END correctly.
6877 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6878 Jeff Law <law@cygnus.com>
6880 * loop.c (strength_reduce): Automatically unroll loops if the
6881 unrolled loop size is smaller than the rolled loop size.
6883 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
6884 and delete comment that code should be rewritten.
6886 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
6888 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
6891 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
6893 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6895 * fixinc/mkfixinc.sh: Don't fix uwin headers.
6896 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
6897 (LINK_SPEC): Add -u _main when building executables.
6898 (ASM_DECLARE_FUNCTION): Update from Cygwin.
6899 (ASM_FILE_END): Use the default for ix86-pe.
6900 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
6902 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
6904 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
6905 and ASM_CLOSE_PAREN are empty strings.
6907 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
6908 Geoffrey Keating <geoffk@cygnus.com>
6910 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
6911 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
6912 (unprotoize.o): Ditto.
6913 (test-protoize-simple): Don't define STD_PROTO_DIR.
6914 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
6915 changes to make 'test-protoize-simple' pass.
6916 (STD_PROTO_DIR): Remove define.
6917 (STANDARD_EXEC_PREFIX): Supply default define.
6918 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
6919 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
6920 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
6921 (GET_ENV_PATH_LIST): New macro.
6922 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
6923 (do_processing): Initialize default_syscalls_dir using new
6924 macros. Use it to initialize syscalls_absolute_filename.
6926 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
6928 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
6929 B into a register before emit_conditional_move.
6931 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
6933 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
6934 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
6935 multiplicand out of (+ (* a b) (* c d)).
6937 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
6938 Richard Henderson <rth@cygnus.com>
6940 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
6941 (new_insn_dead_notes): Likewise.
6942 (update_n_sets): Likewise.
6943 (update_flow_info): Move to flow.c, renamed to update_life_info;
6944 extend to handle multiple source insns.
6945 * flow.c: Include resource.h
6946 (unlink_insn_chain): New.
6947 (split_hard_reg_notes): New.
6948 (maybe_add_dead_note): New.
6949 (maybe_add_dead_note_use): New.
6950 (find_insn_with_note): New.
6951 (new_insn_dead_notes): New.
6952 (update_n_sets): New.
6953 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
6954 (maybe_remove_dead_notes): New.
6955 (update_life_info): New.
6956 (prepend_reg_notes): New.
6957 (replace_insns): New.
6958 * output.h (update_life_info): Declare.
6959 * recog.c (split_block_insns): Use update_life_info.
6960 * resource.c (find_free_register): Use reg_alloc_order, don't use
6961 fixed regs, make sure the mode is supported, don't use new regs.
6963 * rtl.h (replace_insns): Declare.
6965 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
6967 * expr.c (expand_expr): Cope with COND_EXPRs with one
6968 non-returning branch.
6970 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
6972 * expr.c (store_expr): Always pass down the target, even when not
6975 1999-08-24 Nick Clifton <nickc@cygnus.com>
6977 * configure.in: Define target_cpu_default for v850 targets.
6978 * configure: Regenerate
6980 * config/v850/v850.h (TARGET_CPU_generic): Define.
6981 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
6982 addresses are 4 byte aligned.
6984 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
6987 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6989 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
6990 (main): Add prototypes.
6992 * genattrtab.c (substitute_address, write_const_num_delay_slots,
6993 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
6994 (write_attr_get): Emit prototypes along with function definition.
6995 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
6996 (write_complex_function): Emit static prototype along with
6997 function definition.
6999 * genemit.c (gen_split): Emit prototypes along with function
7002 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7003 Likewise for predicates and `insn_operand_predicate'.
7004 (process_template): Emit static prototype along with function
7007 * genrecog.c (make_insn_sequence): Constify a char*. Add
7008 prototypes for get_split_*().
7009 (write_subroutine): Emit prototypes along with function
7012 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7014 * gcse.c (find_avail_set): Follow chains of register-register copies.
7015 Use oprs_not_set_p to guarantee that the returned value can be
7017 (cprop_insn): Don't verify the return value of find_avail_set with
7020 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7021 (cprop_cc0_jump): New function.
7022 (cprop_insn): Break out new function cprop_jump and use it.
7023 Also use cprop_cc0_jump for machines with CC0.
7024 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7026 * tree.h (current_function_calls_setjmp,
7027 current_function_calls_longjmp): Delete declarations.
7028 * dsp16xx.c: Include "function.h".
7029 * elxsi.c: Likewise.
7030 * gmicro.c: Likewise.
7031 * h8300.c: Likewise.
7034 * mn10200.c: Likewise.
7035 * mn10300.c: Likewise.
7036 * ns32k.c: Likewise.
7040 * rtl.h (rtx_equal_function_value_matters): Declare.
7041 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7043 * function.c: Likewise.
7044 * emit-rtl.c: Likewise.
7046 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7048 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7051 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7053 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7056 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7058 * cpp.texi: Add a node documenting macro varargs (copied
7061 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7063 * cppspec.c: Put a null pointer at the end of the new argv.
7065 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7067 * configure.in: Remove code to select/de-select the haifa
7068 scheduler. Every scheduled port gets haifa now.
7069 * configure: Rebuilt.
7070 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7072 * Makefile.in: Corresponding changes.
7074 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7076 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7077 All callers changed.
7078 (prepare_float_lib_cmp): Likewise.
7079 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7080 * expr.h (emit_float_lib_cmp): Delete declaration.
7081 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7082 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7083 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7085 (cmptf): Now conditional on TARGET_HARD_QUAD.
7087 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7089 * resource.c (mark_target_live_regs): Use
7090 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7092 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7094 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7096 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7098 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7100 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7102 * rtl.h (rtx_format): Constify a char*.
7104 * rtl.c (rtx_format): Likewise.
7105 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7106 (init_rtl): Use accessor macro, not `rtx_format'.
7108 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7111 * caller-save.c (mark_referenced_regs): Likewise.
7113 * combine.c (subst, make_compound_operation, known_cond,
7114 gen_rtx_combine, update_table_tick, get_last_value_validate,
7115 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7117 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7118 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7119 count_reg_usage): Likewise.
7121 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7124 * final.c (leaf_renumber_regs_insn): Likewise.
7126 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7127 dump_edge_info, count_reg_references): Likewise.
7129 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7130 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7133 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7134 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7135 add_label_notes): Likewise.
7137 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7138 clear_struct_flag, count_sub_rtxs, count_alternatives,
7139 compares_alternatives_p, contained_in_p, walk_attr_value,
7140 write_expr_attr_cache): Likewise.
7142 * genconfig.c (walk_insn_part): Likewise.
7144 * genemit.c (max_operand_1, gen_exp): Likewise.
7146 * genextract.c (walk_rtx): Likewise.
7148 * genflags.c (num_operands): Likewise.
7150 * genoutput.c (scan_operands): Likewise.
7152 * genpeep.c (match_rtx): Likewise.
7154 * genrecog.c (add_to_sequence): Likewise.
7156 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7159 * integrate.c (save_constants, copy_for_inline,
7160 copy_rtx_and_substitute, subst_constants, restore_constants):
7163 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7164 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7166 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7169 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7170 add_label_notes, replace_call_address, count_nonfixed_reads,
7171 invariant_p, find_single_use_in_loop, find_mem_givs,
7172 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7175 * print-rtl.c (reg_names, print_rtx): Likewise.
7177 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7179 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7180 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7181 print_blocks): Likewise.
7183 * regclass.c (fix_register, record_address_regs,
7184 reg_scan_mark_refs): Likewise.
7186 * regmove.c (stable_but_for_p): Likewise.
7188 * reload.c (loc_mentioned_in_p, operands_match_p,
7189 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7190 copy_replacements, refers_to_regno_for_reload_p,
7191 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7192 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7195 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7196 delete_address_reloads_1, count_occurrences,
7197 reload_cse_mem_conflict_p, reload_combine_note_use,
7198 add_auto_inc_notes): Likewise.
7200 * resource.c (mark_referenced_resources, mark_set_resources):
7203 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7204 reg_mentioned_p, regs_set_between_p, modified_between_p,
7205 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7206 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7207 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7208 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7210 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7212 * stupid.c (stupid_mark_refs): Likewise.
7214 * unroll.c (remap_split_bivs): Likewise.
7216 * varasm.c (mark_constants): Likewise.
7218 * a29k/a29k.c (uses_local_reg_p): Likewise.
7220 * alpha/alpha.c (summarize_insn): Likewise.
7222 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7223 eliminate_lr2ip): Likewise.
7225 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7227 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7228 reg_mentioned_in_mem): Likewise.
7230 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7231 symbolic_reference_mentioned_p): Likewise.
7233 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7235 * sh/sh.c (regs_used, mark_use): Likewise.
7237 * vax/vax.c (vax_rtx_cost): Likewise.
7239 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7241 * machmode.h (mode_name): Constify a char*.
7243 * rtl.c (mode_name): Likewise.
7245 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7247 * optabs.c (init_libfuncs): Constify a char*.
7249 * print-tree.c (mode_name): Remove redundant declaration.
7250 (print_node): Use accessor macro, not `mode_name'.
7252 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7254 (new_spill_reg): Constify a char*.
7256 * tree.c (mode_name): Remove redundant declaration.
7258 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7260 * rtl.c (rtx_name): Constify a char*.
7262 * rtl.h (rtx_name, fix_sched_param): Likewise.
7264 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7265 (mypr): Use accessor macro, not `rtx_name'.
7267 * genemit.c (print_code): Constify a char*.
7269 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7271 * genpeep.c (print_code): Constify a char*.
7273 * genrecog.c (print_code): Likewise.
7275 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7276 end_bb): Add static prototype.
7277 (draw_edge): Constify a char*.
7278 (end_bb): Remove unused parameter.
7280 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7281 print_block_visualization): Constify a char*.
7283 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7285 * c-common.c (c_get_alias_set): Update comment.
7287 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7289 * linux.h (LIB_SPEC): Added.
7291 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7293 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7295 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7297 * tree.c (expr_check): Fix typo in last change.
7299 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7301 * rtl.def (NOTE): Change format to "iuu0n".
7302 (ADDR_DIFF_VEC): Change format to "eEee0".
7303 (ADDRESSOF): Change format to "eit".
7305 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7306 (RTVEC_ELT): Change to match.
7307 (XVECEXP): Use XVEC and RTVEC_ELT.
7308 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7309 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7310 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7311 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7312 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7313 (INTVAL): Use XWINT.
7314 (ADDRESSOF_DECL): Use XTREE.
7315 (SET_ADDRESSOF_DECL): Delete.
7316 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7317 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7318 ifdefed out since 2.6 at least.
7319 (gen_rtvec_vv): Delete prototype.
7321 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7323 (copy_most_rtx): Handle 't' format letter.
7324 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7325 (gen_rtvec_vv): Delete function. All callers changed to use
7326 gen_rtvec_v instead.
7327 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7328 the '0' format letter.
7330 * function.c (gen_mem_addressof): Don't use
7331 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7333 * integrate.c (copy_rtx_and_substitute): Likewise.
7334 Copy 't' slots with XTREE.
7335 (subst_constants): Treat 't' slots like '[swi]' slots.
7336 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7337 * jump.c (rtx_equal_for_thread_p): Likewise.
7338 * rtlanal.c (rtx_equal_p): Likewise.
7339 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7340 only four arguments.
7341 * gengenrtl.c (type_from_format): Provide correct types for
7345 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7346 If a recent gcc is in use (always in stage2 and beyond), use
7347 statement expressions, so we don't make a function call unless
7348 the check fails. Evaluate arguments exactly once.
7349 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7350 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7352 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7353 they evaluate their arguments exactly once, irrespective of
7354 the compiler in use.
7356 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7357 is used by the currently-enabled check macros. This is:
7358 (tree_check_failed, tree_class_check_failed): For gcc.
7359 (tree_check, tree_class_check, cst_or_constructor_check,
7360 expr_check): For other compilers.
7362 * gencheck.c: Do not define any *_CHECK1 macros.
7364 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7365 Mark Mitchell <mark@codesourcery.com>
7367 * c-common.c (c_get_alias_set): Fix support for poitners and
7370 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7372 * alias.c: Include tree.h.
7373 (nonlocal_reference_p, mark_constant_function): New functions.
7374 * flow.c (life_analysis): Call mark_constant_function.
7375 * rtl.h (mark_constant_function): Declare it.
7377 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7379 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7380 unrecognisable switches.
7382 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7384 * loop.c (recombine_givs): Set ix field after sorting.
7385 (recombine_givs): Remove bogus index / giv lockstep looping.
7387 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7389 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7391 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7392 (do_cmp_and_jump): Formatting fixes.
7393 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7394 do_compare_rtx_and_jump instead of compare_from_rtx.
7395 (do_compare_rtx_and_jump): New function; mostly copied from
7397 (do_jump_for_compare): Delete.
7398 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7400 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7401 of compare/do_jump_for_compare pairs.
7402 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7403 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7404 compare_from_rtx/do_jump_for_compare pairs.
7405 (do_jump_by_parts_equality): Likewise.
7406 (do_jump_by_parts_equality_rtx): Likewise.
7407 * expr.h (do_compare_rtx_and_jump): Declare.
7408 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7409 that used to be in emit_cmp_insn.
7410 (cmp_available_p): New function.
7411 (prepare_operand): New function.
7412 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7413 to be in emit_cmp_insn.
7414 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7415 parameters to be pointers; don't emit final compare but modify some of
7416 the values pointed to by the args so the caller can perform the
7418 (expand_binop): Call emit_store_flag_force with signed forms of
7420 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7421 emit_jump_insn pair.
7422 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7423 emit_cmp_and_jump_insn_1. Call emit_queue.
7424 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7426 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7427 jump sets cc0 before deleting it.
7428 * integrate.c (expand_inline_function): Likewise.
7429 * unroll.c (unroll_loop): Similar changes in several places.
7430 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7433 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7435 * Makefile.in (insn-recog.o): Update dependencies.
7436 * genrecog.c (main): Make generated file include "function.h".
7438 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7440 * cse.c (cse_insn): Call never_reached_warning when a jump is
7441 changed to be unconditional.
7442 * flags.h: Declare warn_notreached.
7443 * flow.c (delete_block): Call never_reached_warning when
7445 * jump.c (delete_barrier_successors): Call never_reached_warning
7446 when we delete everything after a BARRIER.
7447 (never_reached_warning): New function.
7448 * rtl.h: Declare never_reached_warning.
7449 * toplev.c (warn_notreached): New variable.
7450 (lang_independent_options): Set warn_notreached
7451 when -Wunreachable-code.
7452 (compile_file): We need line numbers for -Wunreachable-code.
7454 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7456 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7457 * sched.c (insn_unit): Likewise.
7459 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7461 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7463 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7465 * flow.c (create_edge_list): Use xmalloc, not malloc.
7467 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7469 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7470 C-style comments. Do not lose the character before double slash.
7472 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7474 * basic-block.h (struct edge_list): Stucture to maintain a vector
7476 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7477 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7478 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7479 New function prototypes.
7480 * flow.c (create_edge_list): Function to create an edge list.
7481 (free_edge_list): Discards memory used by an edge list.
7482 (print_edge_list): Debug output showing an edge list.
7483 (verify_edge_list): Internal consistency check for an edge list.
7484 (find_edge_index): Function to find an edge index for a pred and succ.
7486 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7488 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7491 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7493 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7495 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7497 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7499 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7501 * toplev.c (rest_of_compilation): Allow machine dependent
7502 reorganisation pass to place information into the RTL dump
7503 file if it so wishes.
7505 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7507 * explow.c (hard_function_value): Use VOIDmode instead of
7509 * stmt.c (expand_return): Likewise.
7510 * stor-layout.c (get_best_mode): Likewise.
7512 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7513 emit call instead of emit_insn call.
7515 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7517 * configure.in: Handle --disable/enable-win32-registry.
7518 * install.texi: Document --disable/enable-win32-registry.
7519 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7520 (WIN32_REGISTRY_KEY): New macro.
7521 * prefix.c: Use to enable/disable win32-specific code.
7522 (lookup_key): Use versioned key.
7523 * configure: Regenerate.
7524 * config.in: Likewise.
7526 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7528 * cpplib.c (read_line_number): New fn, split out of...
7531 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7533 tree.c (lang_unsave_expr_now) : New.
7534 (unsave_expr_now): Call lang_unsave_expr_now.
7535 tree.h (lang_unsave_expr_now) : New.
7537 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7539 * toplev.c (flag_new_exceptions): On by default.
7541 1999-08-13 Michael Meissner <meissner@cygnus.com>
7543 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7545 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7547 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7548 INTEGER_TYPE with precision==1, it's __java_boolean.
7550 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7552 * global.c (prune_preferences): Move some invariants out of the
7555 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7557 * configure.in (alpha*-dec-osf*): Add osf5.
7559 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7561 * configure.in: Rework handling of ARM GNU/Linux slightly.
7562 (arm*-*-linux-gnuoldld): New target.
7563 * configure: Regenerate.
7564 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7565 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7566 * config/arm/linux-oldld.h: New file.
7567 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7568 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7570 * config/arm/linux-elf.h (ASM_SPEC): Define.
7571 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7572 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7573 for 26-bit APCS and old linker.
7574 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7576 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7577 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7578 don't define `arm' or `arm_elf'.
7579 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7580 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7582 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7584 * rtl.texi: Fix typo.
7586 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7588 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7590 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7592 * extend.texi (C++ Signatures): Remove node.
7593 * invoke.texi: Remove discussion of -fhandle-signatures,
7594 signature, sigof, __signature__, and __sigof__.
7596 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7598 * Makefile.in (JAVAGC): Removed.
7600 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7602 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7604 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7606 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7608 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7610 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7611 a register that is already known to be a pointer.
7613 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7615 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7616 * fixinc/inclhack.sh: Regenerated.
7617 * fixinc/fixincl.sh: Regenerated.
7619 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7621 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7622 Fix documentation of -ansi flag to describe its C++ behavior.
7623 Remove bogus reference to GCC 2.9.
7625 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7627 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7628 note if it is non-NULL.
7630 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7632 * except.h (eh_nesting_info): Add new structure defintion.
7633 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7634 (reachable_handlers, update_rethrow_references): Add function
7636 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7637 a rethrow symbol instead of an integer exception region number.
7638 * flow.c (Make_edges): Use new exception nesting routines to determine
7639 which handlers are reachable from a CALL or asynchronous insn.
7640 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7642 (delete_eh_regions): Update rethrow labels, and don't delete
7643 regions which are the target of a rethrow.
7644 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7645 avoid overloading the SYMBOL_REF_USED flag.
7646 (rethrow_symbol_map): Use new rethrow_ref field.
7647 (rethrow_used): Use new rethrow_ref field.
7648 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7649 of an integer. Fix formatting.
7650 (output_exception_table_entry): Use new rethrow_ref field.
7651 (can_throw): Check for EH_REGION_NOTE before deciding
7652 whether a CALL can throw or not.
7653 (scan_region): Call rethrow_used() instead of accessing data structure.
7654 (update_rethrow_references): New function to make sure only regions
7655 which are still targets of a rethrow are flagged as such.
7656 (process_nestinfo): New static function to initialize a handler
7657 list for a specific region.
7658 (init_eh_nesting_info): New function to allocate and initialize
7659 the list of all EH handlers reachable from all regions.
7660 (reachable_handlers): New function to retrieve the list of handlers
7661 reachable from a specific region and insn.
7662 (free_eh_nesting_info): New function to dispose of a list of
7665 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7667 * flow.c (split_edge): Set JUMP_LABEL field.
7668 (commit_one_edge_insertion): Set head correctly for insert_before.
7669 When inserting insns, update insn block numbers if allocated.
7671 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7673 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7674 retry_incomplete_types): Add static prototype.
7675 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7676 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7677 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7678 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7679 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7682 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7683 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7685 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7687 * output.h (assemble_name): Constify a char*.
7689 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7690 assemble_variable, assemble_name): Likewise.
7692 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7694 * arm/pe.c (arm_pe_unique_section): Likewise.
7696 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
7698 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
7700 * i386/interix.c (i386_pe_unique_section): Likewise.
7702 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
7704 * i386/winnt.c (i386_pe_unique_section): Likewise.
7706 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
7708 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
7710 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
7712 * pa/pa.c (output_call): Likewise.
7714 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
7716 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
7718 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
7721 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
7724 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
7726 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
7727 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
7729 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
7731 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7733 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
7735 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7737 * tree.h (lang_identify): Constify a char*.
7738 (print_error_function): Add extern prototype. Constify a char*.
7740 * c-lang.c (lang_identify): Constify a char*.
7742 * objc/objc-act.c (lang_identify): Constify a char*.
7744 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7746 * genpeep.c (main): Make generated file include "function.h".
7747 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
7749 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7751 * Makefile.in: Update dependencies.
7752 * alias.c: Include "function.h"
7753 * c-decl.c: Likewise.
7754 * caller-save.c: Likewise.
7755 * calls.c: Likewise.
7756 * combine.c: Likewise.
7758 * explow.c: Likewise.
7759 * final.c: Likewise.
7760 * global.c: Likewise.
7761 * graph.c: Likewise.
7762 * local-alloc.c: Likewise.
7764 * optabs.c: Likewise.
7765 * profile.c: Likewise.
7766 * recog.c: Likewise.
7767 * regclass.c: Likewise.
7768 * regmove.c: Likewise.
7769 * reload.c: Likewise.
7770 * reorg.c: Likewise.
7771 * resource.c: Likewise.
7772 * sched.c: Likewise.
7773 * stupid.c: Likewise.
7774 * config/1750a/1750a.c: Likewise.
7775 * config/a29k/a29k.c: Likewise.
7776 * config/arc/arc.c: Likewise.
7777 * config/arm/arm.c: Likewise.
7778 * config/arm/thumb.c: Likewise.
7779 * config/c4x/c4x.c: Likewise.
7780 * config/clipper/clipper.c: Likewise.
7781 * config/convex/convex.c: Likewise.
7782 * config/fx80/fx80.c: Likewise.
7783 * config/i860/i860.c: Likewise.
7784 * config/m68k/m68k.c: Likewise.
7785 * config/m88k/m88k.c: Likewise.
7786 * config/mips/mips.c: Likewise.
7787 * config/pdp11/pdp11.c: Likewise.
7788 * config/pyr/pyr.c: Likewise.
7789 * config/romp/romp.c: Likewise.
7790 * config/sh/sh.c: Likewise.
7791 * config/tahoe/tahoe.c: Likewise.
7792 * config/vax/vax.c: Likewise.
7793 * config/we32k/we32k.c: Likewise.
7794 * config/sparc/sparc.c: Include "function.h".
7795 (mem_min_alignment): Test current_function rather than
7796 regno_pointer_align.
7797 * config/pa/pa.c: Likewise.
7798 (compute_frame_size): Delete declaration of
7799 current_function_outgoing_args_size.
7800 * config/arc/arc.h (current_function_varargs): Delete declaration.
7801 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
7803 * config/i370/i370.h (current_function_outgoing_args_size): Delete
7805 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
7806 current_function_uses_pic_offset_table.
7807 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
7808 of current_function_returns_pointer.
7809 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7810 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7811 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7812 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7813 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7814 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7815 * config/m88k/m88k.c: Include "function.h"
7816 (call_used_regs, current_function_pretend_args_size,
7817 current_function_outgoing_args_size, frame_pointer_needed): Delete
7819 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
7821 * config/mips/mips.h (current_function_calls_alloca): Delete
7823 * config/mn10200/mn10200.h (current_function_needs_context,
7824 rtx_equal_function_value_matters): Delete declarations.
7825 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
7826 flag_pic): Delete declarations.
7827 * config/pa/pa.h (current_function_pretend_args_size,
7828 current_function_decl): Delete declarations.
7829 * config/pa/som.h (current_function_varargs): Delete declaration.
7830 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
7832 * config/pyr/pyr.h (current_function_pretend_args_size,
7833 current_function_args_size, current_function_calls_alloca): Delete
7835 * config/sh/sh.h (current_function_varargs): Delete declaration.
7836 * config/sparc/sparc.h (current_function_outgoing_args_size,
7837 current_function_calls_alloca, current_function_decl): Delete
7839 * config/spur/spur.h (current_function_pretend_args_size,
7840 current_function_calls_alloca): Delete declarations.
7841 * config/v850/v850.c (current_function_outgoing_args_size): Delete
7843 * config/vax/vms.h (current_function_name): Delete declaration.
7844 * gcse.c: Include "function.h".
7845 (current_function_name, current_function_calls_setjmp): Delete
7847 * haifa-sched.c: Include "function.h".
7848 (forced_labels): Delete declaration.
7850 * reg-stack.c: Likewise.
7851 * reload1.c: Likewise.
7852 * genemit.c (main): Make generated file include function.h.
7853 * genoutput.c (output_prologue): Likewise.
7855 * builtins.c (saveregs_value, apply_args_value): Delete variables.
7856 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
7857 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
7858 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
7859 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
7860 macros for some of them.
7861 (emit_filename, emit_lineno): Delete declarations.
7862 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
7863 regno_pointer_* variables through current_function.
7864 (gen_inline_header_rtx): Delete function.
7865 (save_emit_status): Delete function.
7866 (set_new_last_label_num): New function.
7867 (clear_emit_caches): New function.
7868 (restore_emit_status): Just clear last_labelnum and call
7870 (get_last_insn_anywhere): Variable sequence_stack is now accessed
7871 through macro seq_stack.
7872 (add_insn_after): Likewise.
7873 (add_insn_before): Likewise.
7874 (remove_insn): Likewise.
7875 (pop_topmost_sequence): Likewise.
7876 (in_sequence_p): Likewise.
7877 (start_sequence_for_rtl_expr): Likewise.
7878 (start_sequence): Likewise, and likewise for
7879 sequence_rtl_expr/seq_rtl_expr.
7880 (push_topmost_sequence): Likewise.
7881 (end_sequence): Likewise.
7882 (init_virtual_regs): Now takes a "struct emit_status *" argument.
7883 All callers changed. Store into that pointer instead of globals.
7884 (init_emit): Allocate emit elt of current_function.
7885 Changes for sequence_rtl_expr/sequence_stack renaming.
7886 Call clear_emit_caches instead of doing it in-line.
7887 Access regno_pointer_* variables through current_function.
7888 (init_emit_once) Don't clear sequence_stack.
7890 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
7892 (arg_pointer_save_area): Delete declaration.
7893 (finish_expr_for_function): Renamed from init_queue; no longer static.
7894 (init_expr): Don't call init_queue.
7895 (save_expr_status, restore_expr_status): Delete functions.
7896 (expand_expr): Changes to reflect new layout of struct function.
7897 Don't access current_function_check_memory_usage when current_function
7899 * expr.h (forced_labels, save_expr_regs, saveregs_value,
7900 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
7901 current_function_outgoing_args_size, current_function_arg_offset_rtx,
7902 current_function_uses_const_pool, function_call_count,
7903 current_function_uses_pic_offset_table, nonlocal_labels,
7904 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
7905 current_function_check_memory_usage, nonlocal_goto_handler_slots,
7906 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
7908 (finish_expr_for_function): Declare.
7909 * flags.h (current_function_has_nonlocal_label,
7910 current_function_has_nonlocal_goto, current_function_is_thunk,
7911 current_function_has_computed_jump): Delete declarations.
7912 * flow.c (forced_labels): Delete declaration.
7913 * function.c (current_function_pops_args,
7914 current_function_returns_struct, current_function_returns_pcc_struct,
7915 current_function_needs_context, current_function_calls_setjmp,
7916 current_function_calls_longjmp, current_function_has_nonlocal_label,
7917 current_function_has_nonlocal_goto, current_function_is_thunk,
7918 current_function_has_computed_jump, current_function_calls_alloca,
7919 current_function_contains_functions, current_function_returns_pointer,
7920 current_function_epilogue_delay_list, current_function_args_size,
7921 current_function_pretend_args_size, current_function_arg_offset_rtx,
7922 current_function_outgoing_args_size, current_function_varargs,
7923 current_function_stdarg, current_function_args_info, cleanup_label,
7924 current_function_name, current_function_uses_const_pool,
7925 current_function_instrument_entry_exit, current_function_return_rtx,
7926 current_function_uses_pic_offset_table, nonlocal_labels,
7927 current_function_internal_arg_pointer, current_function_cannot_inline,
7928 current_function_check_memory_usage, function_call_count,
7929 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
7930 nonlocal_goto_stack_level, return_label, save_expr_regs,
7931 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
7932 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
7933 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
7934 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
7935 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
7937 (push_function_context_to): Don't save them. Don't call
7938 save_storage_status, save_emit_status or save_expr_status.
7939 (pop_function_context_from): Don't restore them. Don't call
7940 restore_storage_status or restore_expr_status.
7941 (get_func_frame_size): New function.
7942 (get_frame_size): Use it.
7943 (assign_outer_stack_local): Reflect some member name changes in struct
7945 (put_reg_into_stack): Likewise.
7946 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
7948 (fixup_var_refs): Likewise.
7949 (fix_lexical_addr): Likewise.
7950 (trampoline_address): Likewise.
7951 (prepare_function_start): Clear field inlinable of current_function.
7952 (init_function_for_compilation): New function.
7953 (expand_dummy_function_end): New function.
7954 (expand_function_end): Call finish_expr_for_function.
7955 * function.h (struct emit_status): New; fields moved here from struct
7956 function and from global variables. Add accessor macros for some of
7958 (struct expr_status): Likewise.
7959 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
7960 (struct function): Add fields expr and emit, inlinable, inl_emit,
7961 original_arg_vector, original_decl_initial, inl_last_parm_insn,
7962 inl_max_label_num. Add many comments.
7963 Add accessor macros for all elts of struct function that no longer
7964 have a global variable.
7965 (cleanup_label, return_label, frame_offset, tail_recursion_label,
7966 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
7967 stack_slot_list): Delete declarations.
7968 (get_func_frame_size): Declare.
7969 (save_expr_status, restore_expr_status, save_emit_status,
7970 save_storage_status, restore_storage_status): Delete declarations.
7971 (init_virtual_regs): Declare.
7972 * output.h (current_function_pops_args,
7973 current_function_returns_struct, current_function_returns_pcc_struct,
7974 current_function_needs_context, current_function_calls_setjmp,
7975 current_function_calls_longjmp, current_function_calls_alloca,
7976 current_function_has_nonlocal_label, current_function_varargs,
7977 current_function_has_computed_jump, current_function_returns_pointer,
7978 current_function_contains_functions, current_function_args_size,
7979 current_function_pretend_args_size, current_function_stdarg,
7980 current_function_outgoing_args_size, current_function_args_info,
7981 current_function_name, current_function_return_rtx,
7982 current_function_epilogue_delay_list,
7983 current_function_uses_const_pool, current_function_cannot_inline):
7984 Delete declarations.
7985 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
7986 regno_reg_rtx): Delete declaration.
7987 (REGNO_POINTER_FLAG): Delete macro.
7988 * stmt.c (expand_goto): Changes to reflect that some fields in struct
7989 function were renamed.
7990 * stor-layout.c (save_storage_status, restore_storage_status): Delete
7992 * toplev.c: Include "function.h".
7993 (current_function_decl): Delete declaration.
7994 (compile_file): Call init_dummy_function_start and
7995 expand_dummy_function_end around some initializations that need to
7997 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
7998 Call init_function_for_compilation.
7999 * unroll.c: Include "function.h"
8000 (unroll_loop): Access regno_pointer_* variables through
8003 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8004 (DECL_SAVED_INSNS): use it.
8005 (expand_dummy_function_end): Declare.
8006 (init_function_for_compilation): Declare.
8007 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8008 that it's no longer an INLINE_HEADER.
8009 (expand_call): Likewise.
8010 * integrate.c (finish_inline): Delete function.
8011 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8012 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8013 args. Don't generate an INLINE_HEADER rtx, just return the arg
8014 vector. All callers changed.
8015 (save_for_inline_copying): Create a duplicate struct emit_status to
8016 hold the emit state for compiling the current function. Use this and
8017 the other new fields in struct function that are for integration
8018 instead of an INLINE_HEADER.
8019 Use memcpy instead of bcopy.
8020 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8021 (save_for_inline_nocopy): Similar changes, except no new emit_status
8023 (expand_inline_function): Get information from function structure,
8024 not from an inline header rtx.
8025 (output_inline_function): Lose code to extract the necessary
8026 information from an inline header; simply put back the function
8027 structure into current_function. Clear its inlinable elt.
8028 * rtl.def (INLINE_HEADER): Delete.
8029 * rtl.h: Delete all accessors for an INLINE_HEADER.
8030 (gen_inline_header_rtx): Delete declaration.
8031 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8032 Delete declarations.
8033 (REGNO_POINTER_ALIGN): Delete.
8034 (clear_emit_caches): Declare.
8035 (set_new_last_label_num): Declare.
8037 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8039 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8041 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8042 * stmt.c (is_eh_region): Make sure current_function is present, too.
8044 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8046 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8047 for 64bit PA targets.
8049 * pa.h (SELECT_SECTION): Define.
8050 * som.h (SELECT_SECTION): Delete.
8052 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8054 * alias.c (init_alias_analysis): Wrap call to
8055 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8057 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8059 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8060 <sys/asm.h> contains an asm comment with an apostrophe
8061 * fixinc/inclhack.sh: regen
8062 * fixinc/fixincl.x: regen
8064 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8066 * function.c (init_function_start): Clear prologue & epilogue.
8067 (prologue_epilogue_contains): New function.
8068 * alias.c (init_alias_analysis): Use it.
8069 * rtl.h (prologue_epilogue_contains): Declare it.
8071 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8073 * jump.c (onlyjump_p): New function.
8074 * rtl.h: Declare it.
8075 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8076 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8078 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8080 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8081 to invert loops. Simplify block scanning.
8083 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8085 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8086 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8088 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8090 * config/sparc/liteelf.h: New file to support sparclite-elf target
8091 * config/sparc/t-sp86x: New file to support sparc86x targets
8092 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8093 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8094 * configure.in: Support above target triplets
8095 * configure: Regenerated
8097 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8099 * fixinc/server.c (server_setup): Do not prefix function used as
8102 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8104 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8105 Remove fp reg alternatives.
8107 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8109 * Makefile.in (TAROUTOPTS): Kill.
8110 (install-headers-tar): Use "xpf" for tar headerfile extraction
8111 * i370/x-oe (TAROUTOPTS): Delete.
8112 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8113 * m68k/x-hp320 (TAROUTOPTS): Delete.
8114 * m68k/x-hp320g (TAROUTOPTS): Delete.
8115 * gcc.texi: Update bug reporting text.
8117 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8119 * reg-stack.c (change_stack) Fixed problem with negative array index.
8121 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8123 * extend.texi, install.texi: Fix spelling mistakes.
8125 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8126 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8127 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8129 * mips/t-ecoff: Likewise.
8130 * mips/t-elf: Likewise.
8131 * mips/t-mips: Likewise.
8132 * mips/t-osfrose: Likewise.
8133 * mips/t-r3900: Likewise.
8134 * mips/t-svr3: Likewise.
8135 * mips/t-svr4: Likewise.
8136 * mips/t-ultrix: Likewise.
8138 * gcc.texi: Document recommend means to provide software floating
8139 point libraries in libgcc.a
8141 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8143 * c-lex.c (yylex): We can have a number with no digits.
8145 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8147 * jump.c (delete_prior_computation): New function, broken
8148 out of delete_computation. Check for side effects with
8149 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8150 multi-word hard registers.
8151 (delete_computation): Use it. Check for side effects with
8152 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8153 missing REG_DEAD note for a register which is both set and
8156 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8158 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8159 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8160 (ASM_FILE_START): Import _mcount with the right type.
8161 (ASM_DECLARE_FUNCTION_NAME): Define.
8162 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8163 * pa.c (output_function_prologue): Always emit the function's label
8165 * pa.h (TEXT_SPACE_P): Define.
8166 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8167 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8168 * som.h (TEXT_SPACE_P): Delete.
8169 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8170 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8172 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8174 * expr.c (emit_group_load): Allow src to be a CONCAT.
8176 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8178 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8179 (___mulsi3): Use '!' comment character.
8181 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8183 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8185 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8187 * gcc.c: Update URLs and mail addresses.
8188 * gcc.texi: Likewise.
8190 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8192 * rs6000.c (current_file_function_operand): Return zero for
8194 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8196 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8199 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8201 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8202 allocate space in the stack frame for the PIC register.
8204 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8206 * m68k.md (xordi3, anddi3): These patterns are not available on
8209 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8211 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8212 (PUT_REAL): Likewise.
8214 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8216 * final.c (shorten_branches): Don't add an alignment for loops
8217 that have no label inside.
8219 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8221 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8222 prototypes in macro HAVE_cmpstrsi.
8224 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8226 * emit-rtl.c (operand_subword): Remove unused variable
8229 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8231 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8233 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8235 * cpphash.c (macroexpand): Delete leading whitespace when arg
8236 is concatenated before.
8237 (unsafe_chars): Correct test for whether + and - can extend a
8240 * cppinit.c (cpp_start_read): Do dependencies for
8241 -include/-imacros files also.
8243 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8244 tokenizing non-directive lines.
8245 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8246 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8249 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8251 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8253 * c-lex.c: Sync with C++ frontend.
8254 (linemode): New variable.
8255 (parse_float): imag, conversion_errno, and type are output only.
8256 (yylex): Adjust. Move initial '.' case into main switch.
8258 (handle_generic_pragma): Just deal with tokens.
8259 (readescape): Use ISXDIGIT and ISGRAPH.
8260 * c-parse.in: Add END_OF_LINE token.
8262 * c-lex.c (lang_init): Generalize.
8263 (nextchar): Remove. Replace uses with UNGETC.
8264 (skip_white_space): Handle linemode here. Optimize for cpplib.
8265 (skip_white_space_on_line): Remove.
8266 (extend_token_buffer_to): New fn.
8267 (extend_token_buffer): Use it.
8268 (read_line_number, check_newline): Just deal with tokens.
8269 (token_getch, token_put_back): New fns.
8270 (yylex): Use them. More cpplib optimizations. Simplify.
8272 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8273 Jason Merrill <jason@yorick.cygnus.com>
8275 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8276 (consume_string): Make this smart about USE_CPPLIB.
8277 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8278 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8279 Also, clean up cases where we redundantly set token_buffer[0].
8280 (read_line_number): New fn.
8281 (ignore_escape_flag): New variable.
8283 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8285 * a29k/t-a29kbare: Fix some comments.
8286 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8287 (FPBIT, DPBIT): Define.
8288 * a29k/t-vx29k: Likewise.
8289 * arc/t-arc: Likewise.
8290 * arm/t-arm-elf: Likewise.
8291 * arm/t-bare: Likewise.
8292 * arm/t-pe: Likewise.
8293 * arm/t-pe-thumb: Likewise.
8294 * arm/t-semi: Likewise.
8295 * arm/t-thumb: Likewise.
8296 * arm/t-thumb-elf: Likewise.
8297 * arm/t-thumb-linux: Likewise.
8298 * h8300/t-h8300: Likewise.
8299 * i960/t-i960: Likewise.
8300 * i960/t-vxworks960: Likewise.
8301 * m32r/t-m32r: Likewise.
8302 * mips/t-ecoff: Likewise.
8303 * mips/t-elf: Likewise.
8304 * mips/t-r3900: Likewise.
8305 * pa/t-pro: Likewise.
8306 * rs6000/t-aix43: Likewise.
8307 * rs6000/t-beos: Likewise.
8308 * rs6000/t-newas: Likewise.
8309 * rs6000/t-ppccomm: Likewise.
8310 * rs6000/t-rs6000: Likewise.
8311 * rs6000/t-winnt: Likewise.
8312 * rs6000/t-xnewas: Likewise.
8313 * rs6000/t-xrs6000: Likewise.
8314 * sh/t-sh: Likewise.
8315 * sparc/t-elf: Likewise.
8316 * sparc/t-sparcbare: Likewise.
8317 * sparc/t-sparclite: Likewise.
8318 * sparc/t-splet: Likewise.
8319 * v850/t-v850: Likewise.
8320 * mn10200/t-mn10200: Fix comments.
8321 * mn10300/t-mn10300: Likewise.
8323 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8324 dummy operand. Allocate a new pseudo for the dummy operand.
8325 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8327 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8329 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8331 * configure: Rebuilt.
8332 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8334 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8336 * recog.c (preproces_constraints): Zero recog_op_alt before
8337 processing the constraints.
8339 * arm.c (typedef minipool_node): Renamed from pool_node.
8340 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8341 (add_minipool_constant): New function.
8342 (dump_minipool): New function.
8343 (find_barrier): Remove special case for getting the insn size of
8344 an insn that references the constant pool.
8345 (minipool_fixup): New structure.
8346 (push_minipool_barrier): New function.
8347 (push_minipool_fix): New function.
8348 (note_invalid_constants): New function.
8349 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8350 (arm_reorg): Rewrite code to fix up the constant pool into a
8351 series of mini-pools embedded in the insn stream.
8352 (arm_output_epilogue): New function, made mainly from the body
8353 of output_func_epilogue.
8354 (output_func_epilogue): Move insn generation part of epilogue code
8355 to arm_output_epilogue.
8356 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8357 * arm.md (pool_range): New attribute.
8358 (zero_extendqidi2): Add attribute pool_range.
8359 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8360 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8361 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8362 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8363 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8364 (epilogue): New expand.
8365 (epilogue_insn): New insn. Call arm_output_epilogue.
8367 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8368 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8370 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8372 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8374 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8376 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8378 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8380 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8382 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8384 * global.c: Fix comment.
8386 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8388 * gcc.c (access_check): New static function.
8389 (find_a_file): Use it when searching a directory list.
8390 * collect2.c (find_a_file): Don't accept directories found when
8391 searching a directory list.
8393 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8395 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8396 function parameters with `&'.
8397 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8399 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8401 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8402 or tidy_fallthru_edge if the last insn in the block is not
8403 an unconditional jump or a simple conditional jump.
8405 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8407 * Makefile.in (c-decl.o): Depends on defaults.h.
8409 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8411 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8413 (CLASS_MAX_NREGS): Likewise.
8415 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8417 * cse.c (cse_insn): Fix dumb thinko in last change.
8419 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8421 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8424 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8426 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8427 test for sizes of passed and declared parameter types.
8429 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8431 * fixincludes: Fix the return type of bsearch, char* -> void*.
8433 * fixinc/inclhack.def: Likewise.
8435 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8437 * invoke.texi (-fdump-translation-unit): New option.
8439 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8441 * expr.h (PROMOTE_PROTOTYPES): Move ...
8442 * defaults.h: ... to here.
8443 * c-decl.c: Include defaults.h instead of expr.h.
8444 * c-typeck.c: Include defaults.h.
8446 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8448 * toplev.h (errorcount): Declare.
8449 (warningcount): Likewise.
8450 (sorrycount): Likewise.
8451 * c-lex.c (errorcount): Don't declare.
8452 * dwarf2out.c (errorcount): Don't declare.
8454 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8456 * config/libgloss.h: Add a note discouraging use with ELF.
8457 * configure.in: Don't use libgloss.h for ELF targets.
8458 Always use_collect2 on a.out targets.
8460 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8462 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8463 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8465 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8467 * loop.c (strength_reduce): When doing biv->giv conversion, update
8468 reg note of NEXT->insn.
8470 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8472 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8474 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8476 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8477 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8478 Ensure expr.h is included.
8479 * c-typecheck.c (convert_arguments): Ditto.
8481 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8483 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8484 * config/convex/convex.h: Ditto.
8485 * config/dsp16xx/dsp16xx.h: Ditto.
8486 * config/fx80/fx80.h: Ditto.
8487 * config/gmicro/gmicro.h: Ditto.
8488 * config/i370/i370.h: Ditto.
8489 * config/i386/i386.h: Ditto.
8490 * config/m32r/m32r.h: Ditto.
8491 * config/m68k/m68k.h: Ditto.
8492 * config/m88k/m88k.h: Ditto.
8493 * config/mips/mips.h: Ditto.
8494 * config/pa/pa.h: Ditto.
8495 * config/pyr/pyr.h: Ditto.
8496 * config/tahoe/tahoe.h: Ditto.
8497 * config/we32k/we32k.h: Ditto.
8499 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8502 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8504 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8507 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8509 1999-08-02 Richard Henderson <rth@cygnus.com>
8511 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8512 for the register spill block.
8514 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8515 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8517 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8518 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8519 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8521 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8523 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8524 MAX_WCHAR_TYPE defined in sparc.h.
8525 * config/sparc/linuxaout.h: Likewise.
8526 * config/sparc/linux64.h: Likewise.
8527 Also default to -mvis if CPU is UltraSPARC.
8529 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8531 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8532 (RTX_OK_FOR_OLO10): Likewise.
8533 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8534 %lo(), allow it in addresses...
8535 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8536 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8537 does not make sense.
8538 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8539 (sparc_output_scratch_registers): New function.
8540 (output_function_prologue, sparc_flat_output_function_prologue): Use
8542 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8544 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8545 * configure.in: Add check for .register pseudo-op support in as and
8546 check for offsetable %lo().
8547 * acconfig.h: Add templates for the above checks.
8548 * configure: Regenerate.
8550 1999-08-02 Richard Henderson <rth@cygnus.com>
8552 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8553 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8554 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8556 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8558 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8561 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8563 * config/float-sparc.h: New file.
8564 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8565 sparc-*-linux-gnu and sparc64-*-linux*.
8567 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8569 * rs6000.c (rs6000_va_list): Type is an array.
8570 (rs6000_va_start): Don't doubly adjust for varargs.
8571 (rs6000_va_arg): Evaluate long long GPR adjustment.
8573 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8575 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8576 -maix64 and -maix32.
8577 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8578 LINK_SPEC): Change appropriately.
8579 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8580 (u_short_cint_operand): Likewise.
8581 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8583 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8585 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8587 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8589 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8591 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8592 (non_add_cint_operand): Likewise.
8593 (logical_operand): Likewise.
8594 (non_logical_cint_operand): Likewise.
8595 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8596 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8597 (rs6000_select_rtx_section): Suppress warning.
8598 (small_data_operand): Suppress warning.
8599 (rs6000_got_register): Suppress warning.
8600 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8601 type, so `J' is generally the wrong constraint for a SImode value;
8603 (andsi3_internal2): Likewise.
8604 (andsi3_internal3): Likewise.
8605 (iorsi3_internal1): Likewise.
8606 (xorsi3_internal1): Likewise.
8608 (movsf_softfloat): Likewise.
8609 (scc insns): Likewise.
8610 (movsi+2): Preserve sign bits of SImode constant.
8611 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8612 (movdf+1): Sign-extend properly.
8613 (movdi_32+1): Sign-extend properly.
8614 (scc insns): Sign-extend properly.
8616 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8619 1999-08-02 Richard Henderson <rth@cygnus.com>
8621 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8623 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8624 * alpha.md (all fp insns): Likewise.
8626 1999-08-02 Nick Clifton <nickc@cygnus.com>
8628 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8631 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8633 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8634 pic_load_label generator directly.
8635 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8636 No longer a named pattern.
8638 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8640 * explow.c (force_reg): Call force_operand if X does not
8641 satisfy general_operand.
8643 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8645 * fix-header.c (main): When testing for CONTINUED, use string
8646 equality, not pointer equality.
8648 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8650 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8652 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8654 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8655 that has become an unconditional jump.
8657 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8658 (output_function_epilogue): Similarly.
8660 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8662 * tree.h (init_dummy_function_start): Declare.
8664 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8666 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8667 last_expr_type, last_expr_value, block_start_count, block_stack,
8668 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8669 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8670 dynamically in stmt elt of struct function for each function.
8671 (struct nesting): Rename function_call_count elt to n_function_calls,
8672 target_temp_slot_level to block_target_temp_slot_level. All users
8674 (struct stmt_status): New structure definition.
8675 Add many accessor macros for stmt_status elements which previously
8676 were global variables.
8677 (init_stmt_for_function): Allocate stmt elt for current_function.
8678 Reflect that block_start_count was renamed to
8679 current_block_start_count.
8680 (save_stmt_status, restore_stmt_status): Delete functions.
8681 (preserve_subexpressions_p): Don't access loop_stack when outside
8683 (expand_start_bindings): Reflect that block_start_count was renamed to
8684 current_block_start_count.
8685 (expand_fixup): Likewise.
8686 (expand_decl): Don't access block_stack when outside a function.
8687 (expand_decl_cleanup): Likewise.
8688 (expand_dcc_cleanup): Likewise.
8689 (expand_dhc_cleanup): Likewise.
8690 (expand_anon_union_decl): Likewise.
8691 (set_file_and_line_for_stmt): New function.
8692 (in_control_zone_p): New function.
8694 * function.h (struct function): Add new elt stmt.
8695 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8696 case_stack, nesting_stack, nesting_depth, block_start_count,
8697 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
8698 emit_lineno, goto_fixup_chain.
8699 (save_eh_status, restore_eh_status, save_stmt_status,
8700 restore_stmt_status): Delete declarations.
8701 * function.c (push_function_context_to): Don't call save_stmt_status.
8702 (pop_function_context_to): Don't call restore_stmt_status.
8703 * tree.h (in_control_zone_p): Declare.
8704 * rtl.h (set_file_and_line_for_stmt): Declare.
8706 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
8707 call set_file_and_line_for_stmt.
8709 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
8711 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
8712 Also update copyright.
8714 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8716 * c-pragma.c: Don't include "except.h".
8717 * emit-rtl.c: Likewise.
8718 * stor-layout.c: Likewise.
8720 * varasm.c: Likewise.
8722 * flow.c: Include "function.h".
8723 * tree.h (init_dummy_function_start): Declare new function.
8725 * except.h (struct eh_status): New structure.
8726 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
8728 (eh_return_stub_label, ehstack, catchstack, ehqueue,
8729 catch_clauses, false_label_stack, caught_return_label_stack,
8730 protect_list, current_function_ehc): Add accessor macros for the
8731 corresponding fields in current_function->eh; delete declarations
8732 for all items that used to be declared here.
8733 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
8734 catch_clauses, false_label_stack, caught_return_label_stack,
8735 protect_list, current_function_ehc): Delete variables.
8736 (init_eh_for_function): Allocate current_function->eh.
8737 (save_eh_status, restore_eh_status): Delete functions.
8739 * function.h (struct function): Add fields next_global and eh.
8740 Delete all exception handling related fields.
8741 * function.c (current_function): New variable.
8742 (all_functions): New variable.
8743 (push_function_context_to): Don't allocate a struct function,
8744 use current_function instead. Call init_dummy_function_start when
8745 outside a function. Clear current_function before returning.
8746 (pop_function_context_from): Restore current_function.
8747 Don't free the restored struct function.
8748 (prepare_function_start): New function.
8749 (init_dummy_function_start): New function.
8750 (init_function_start): Break out some code into prepare_function_start
8753 * stmt.c (save_stmt_status): Don't call save_eh_status.
8754 (restore_stmt_status): Don't call restore_eh_status.
8756 * Makefile.in: Update dependencies.
8758 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
8760 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
8761 of depending on a magic constant value. Update comments.
8762 (hppa_expand_prologue): Similarly.
8764 * pa.md (reload_indi, reload_outdi): Allow any register for the
8765 original reload register.
8767 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
8769 * cccp.c (print_help): Change marcos to macros.
8771 1999-07-30 Richard Henderson <rth@cygnus.com>
8773 * c-typeck.c (initializer_constant_valid_p): Move ...
8774 * c-common.c (initializer_constant_valid_p): ... here. Use
8775 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
8777 * c-common.h (initializer_constant_valid_p): Declare.
8778 * c-tree.h (initializer_constant_valid_p): Remove.
8780 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
8782 * config/i386/sol2-c1.asm: Align the stack.
8783 * config/i386/sol2-gc1.asm: Likewise.
8785 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
8787 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
8788 -Asparclite for sparc86x.
8789 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
8791 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
8793 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
8795 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
8796 the user if using the non-default arch size in BI_ARCH configuration.
8797 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
8799 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
8800 Fix patterns so that they actually match.
8801 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
8802 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
8803 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
8805 (mulsidi3): Reflect this in the expand.
8806 (smulsi3_highpart): Only on TARGET_ARCH32.
8807 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
8808 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
8809 (umulsidi3): Reflect this in the expand.
8810 (umulsi3_highpart): Only on TARGET_ARCH32.
8811 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
8812 don't require g0 to be zero.
8813 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
8814 ({,u}divsi3): New expands.
8815 ({,u}divsi3_sp64): New patterns.
8816 (after lshrdi3_v8plus): Four new patterns to help combiner
8817 optimizing nested mixed mode shifts.
8819 * config/sparc/sparc.c (sparc_override_options): Use deprecated
8820 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
8821 speed things up. Don't use them by default on plain v9 in 64bit
8822 mode, according to what SPAMv9 sais.
8824 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
8825 top 32 bits of %[og][0-7] in signal handlers.
8826 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
8828 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
8830 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
8831 (ashlsi3): Corresponding changes.
8833 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
8835 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
8837 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
8839 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8841 * arm.h (Hint): Delete macro.
8842 Substitute HOST_WIDE_INT for Hint in some prototypes.
8843 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
8845 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
8847 * builtins.c (expand_builtin_setjmp): Use force_operand to
8848 make sure that the buffer address is in a suitable form to be
8849 passed to force_reg.
8851 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
8853 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
8856 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
8858 * pa.md (indirect_jump): Remove mode from match_operand. Verify
8859 proper mode in the condition string.
8860 (icacheflush, dcacheflush): Remove modes from match_operands.
8862 * pa.c (emit_move_sequence): Always convert scratch_reg to the
8863 proper mode before using it.
8865 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
8868 * pa.c (store_reg): Do not call add_high_const generator directly.
8869 (load_reg, set_reg_plus_d): Likewise.
8870 * pa.md (add_high_const): No longer a named pattern.
8872 * pa.c (legitimize_address): Consistently use Pmode rather than
8873 SImode. Do not call gen_pic2_highpart directly anymore.
8874 * pa.md (pic2_highpart): No longer a named pattern.
8875 (pic2_lo_sum): Similarly. Reformat to make more readable.
8877 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
8882 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8884 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
8886 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
8888 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
8889 and tag the spill mems.
8890 (hppa_va_start): New.
8892 * pa.h (EXPAND_BUILTIN_VA_START): New.
8893 (EXPAND_BUILTIN_VA_ARG): New.
8895 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
8897 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
8898 and tag the spill mems.
8899 (mn10300_va_start): New.
8900 (mn10300_va_arg): New.
8901 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
8902 (EXPAND_BUILTIN_VA_ARG): New.
8904 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
8906 * mn10200.c (mn10200_va_arg): New.
8907 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
8909 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
8911 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
8912 rather than play with TREE_INT_CST_LOW.
8914 1999-07-27 Philip Blundell <pb@nexus.co.uk>
8916 * config/arm/telf.h: Include dbxelf.h.
8917 (CPP_PREDEFINES): Only define if not already defined.
8918 (ASM_IDENTIFY_GCC): Likewise.
8919 (SUBTARGET_EXTRA_SECTIONS): Likewise.
8920 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
8921 * config/arm/thumb.h (LINK_SPEC): Only define if not already
8923 (DBX_DEBUGGING_INFO): Don't define.
8924 * config/arm/linux-telf.h: New file.
8925 * config/arm/linux-tgas.h: New file.
8926 * config/arm/t-thumb-linux: New file.
8927 * config/arm/uclinux-elf.h: New file.
8928 * config/arm/uclinux-telf.h: New file.
8929 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
8930 thumb-*-uclinux): New targets.
8931 * configure: Regenerate.
8933 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
8935 * pa.md (post_store, pre_load): New expanders.
8936 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
8937 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
8938 need to directly generate RTL for them.
8939 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
8942 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
8944 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
8945 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
8946 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
8947 (secndary_reload_class): Make TARGET_ELF conditional compile.
8948 (print_operand_address): Similar.
8949 (output_toc): Print all values as hex.
8950 (get_issue_rate): Rearrange and add RS64A and PPC630.
8951 * rs6000.h (processor_type): Add RS64A and PPC630.
8952 (PROCESSOR_POWERPC64): New.
8953 (PROMOTE_MODE): Use word_mode.
8954 (RTX_COSTS): Add RS64A and PPC630.
8955 * rs6000.md (scheduling information): Add lmul and ldiv
8956 representing 64-bit integer multiply and divide. Add rs64a and
8958 (ashldi3): Add support for "rldic" instruction.
8959 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
8961 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
8963 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
8964 instead of V8 for sparclite86x in cpu_table.
8966 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8968 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
8969 output_file_directive.
8971 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
8973 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
8974 tree for op1, not the rtl.
8976 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
8978 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
8979 to m88k_va_start, leaving only the register spill.
8980 (m88k_build_va_list): New.
8981 (m88k_va_start): New.
8983 * m88k.h (BUILD_VA_LIST_TYPE): New.
8984 (EXPAND_BUILTIN_VA_START): New.
8985 (EXPAND_BUILTIN_VA_ARG): New.
8987 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
8989 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
8990 Rename from expand_builtin_saveregs.
8991 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
8993 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
8995 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
8996 for the register spill block.
8997 (i960_build_va_list): New.
8998 (i960_va_start): New.
9000 * i960.h (BUILD_VA_LIST_TYPE): New.
9001 (EXPAND_BUILTIN_VA_START): New.
9002 (EXPAND_BUILTIN_VA_ARG): New.
9003 * i960.md (store_multiple): Use change_address on individul mems.
9005 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9007 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9009 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9010 (expand_builtin_va_end): Evaluate arg for side effects.
9011 * c-common.c (c_common_nodes_and_builtins): Construct a
9012 va_list_arg_type_node to handle array decomposition to pointer.
9014 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9016 * except.c (start_dynamic_cleanup): Use force_operand on the
9019 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9021 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9022 * c4x.c (c4x_va_arg): New.
9024 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9026 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9029 1999-07-26 Nathan Sidwell <nathan@acm.org>
9031 * eh-common.h (__eh_matcher): Prototype correctly.
9033 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9035 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9036 (TARGET_SINGLE_PIC_BASE): Likewise.
9037 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9039 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9040 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9041 (TARGET_OPTIONS): Add -mpic-register=N.
9042 (OUTPUT_INT_ADDR_CONST): New macro.
9043 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9044 LEGITIMATE_PIC_OPERAND_P): Likewise.
9045 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9046 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9047 output_addr_const directly.
9048 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9050 (thumb_pic_register, thumb_pic_register_string): Declare.
9052 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9054 (label_mentioned_p): New function: Imported from arm.c.
9055 (legitimize_pic_address): New function: Imported from arm.c.
9056 (is_pic):New function: Imported from arm.c.
9057 (thumb_finalize_pic):New function: Imported from arm.c.
9058 (add_constant): Cope with PIC constants.
9059 (fixit): Cope with PIC constants.
9060 (output_return): Do not treat the PIC register as live if
9061 TARGET_SINGLE_PIC_BASE is true.
9062 (thumb_function_prologue): Do not treat the PIC register as live if
9063 TARGET_SINGLE_PIC_BASE is true.
9064 (thumb_expand_prologue): Do not treat the PIC register as live if
9065 TARGET_SINGLE_PIC_BASE is true.
9066 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9067 TARGET_SINGLE_PIC_BASE is true.
9068 (thumb_print_operand): Accept '|'.
9069 (thumb_override_options): Process PIC options.
9071 * config/arm/thumb.md (movsi): Support PIC.
9072 (call_insn): Change "i" constraint to "X".
9073 (call_value_insn): Likewise.
9074 (consttable_4, consttable_8, consttable_end): Set and clear
9075 "making_const_table" as appropriate.
9076 (pic_load_addr, pic_add_dot_plus_four): New insns.
9078 * invoke.texi (Thumb Options): Fix spelling. Document new
9079 options -msingle-pic-base and -mpic-register=.
9081 1999-07-26 Andrew Haley <aph@cygnus.com>
9083 * config/m32r/initfini.c (__init): Use a full word immediate for
9084 __fini: this allows it to be placed in any memory region.
9086 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9087 -mmodel=medium. This is OK for all memory models.
9089 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9091 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9092 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9094 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9096 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9099 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9101 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9103 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9104 (BUILD_VA_LIST_TYPE): New.
9105 (EXPAND_BUILTIN_VA_START): New.
9106 (EXPAND_BUILTIN_VA_ARG): New.
9107 * i860.c (output_delayed_branch): Disable.
9108 (output_delay_insn): Likewise.
9109 (i860_saveregs): New.
9110 (i860_build_va_list): New.
9111 (i860_va_start): New.
9113 * i860.md: Disable all peepholes using output_delayed_branch.
9114 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9116 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9118 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9119 (BUILD_VA_LIST_TYPE): New.
9120 (EXPAND_BUILTIN_VA_START): New.
9121 (EXPAND_BUILTIN_VA_ARG): New.
9122 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9123 Return the address of the save area.
9124 (clipper_build_va_list): New.
9125 (clipper_va_start): New.
9126 (clipper_va_arg): New.
9128 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9130 * arc.h (EXPAND_BUILTIN_VA_START): New.
9131 (EXPAND_BUILTIN_VA_ARG): New.
9132 * arc.c (arc_setup_incoming_varargs): Set alias set of
9134 (arc_va_start): New.
9137 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9139 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9140 (BUILD_VA_LIST_TYPE): New.
9141 (EXPAND_BUILTIN_VA_START): New.
9142 (EXPAND_BUILTIN_VA_ARG): New.
9143 * alpha.c (alpha_builtin_saveregs): Delete.
9144 (alpha_build_va_list): New.
9145 (alpha_va_start): New.
9146 (alpha_va_arg): New.
9148 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9150 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9152 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9153 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9155 * gcc.texi: More changes related to list conversion.
9156 * invoke.texi: Likewise.
9158 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9160 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9161 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9162 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9163 (stabilize_va_list): New function.
9164 (std_expand_builtin_va_start): New function.
9165 (expand_builtin_va_start): New function.
9166 (get_varargs_alias_set): New function.
9167 (std_expand_builtin_va_arg): New function.
9168 (expand_builtin_va_arg): New function.
9169 (expand_builtin_va_end): New function.
9170 (expand_builtin_va_copy): New function.
9171 (expand_builtin): Call them.
9172 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9173 __builtin_{varargs_start,stdarg_start,end,copy}.
9174 (build_va_arg): New function.
9175 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9176 (build_va_arg): Declare.
9177 * c-decl.c (ptr_type_node, va_list_type_node): New.
9178 * c-parse.gperf (__builtin_va_arg): New.
9179 * c-parse.in (VA_ARG): New token.
9180 (unary_expr): Recognize it.
9181 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9182 * expr.h (std_expand_builtin_va_start): Declare.
9183 (std_expand_builtin_va_arg): Declare.
9184 (expand_builtin_va_arg): Declare.
9185 (get_varargs_alias_set): Declare.
9186 * tree.def (VA_ARG_EXPR): New.
9187 * tree.h (BUILT_IN_VARARGS_START): New.
9188 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9189 (ptr_type_node, va_list_type_node): Declare.
9190 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9191 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9192 * m88k.h, m88k.c: Likewise.
9193 * mn10300.h, mn10300.c: Likewise.
9194 * pa.h, pa.c: Likewise.
9195 * rs6000.h, rs6000.c: Likewise.
9196 * sh.h, sh.c: Likewise.
9197 * sparc.h, sparc.c: Likewise.
9199 * emit-rtl.c (operand_subword): Copy alias set.
9200 (change_address): Likewise.
9202 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9204 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9205 not just the first one.
9207 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9209 * config/arm/arm.h (TARGET_SWITCHES): Add
9210 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9211 (TARGET_OPTIONS): Add -mpic-register=.
9212 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9213 (arm_pic_register_string): Declare.
9214 (NEED_PLT_GOT): Delete, replace with ...
9215 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9216 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9217 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9218 * config/arm/arm.c (arm_override_options): Add new option
9220 (arm_pic_register_string): New variable.
9221 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9222 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9223 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9224 (output_return_instruction): Likewise.
9225 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9226 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9227 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9229 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9230 mention of -msched-prolog. Document new options -msingle-pic-base
9231 and -mpic-register=.
9233 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9235 * haifa-sched.c (reemit_notes): Tidy.
9236 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9239 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9241 * explow.c (trunc_int_for_mode): New function.
9242 (plus_constant_wide): Use it.
9243 * combine.c (simplify_and_const_int): Likewise.
9244 (merge_outer_ops): Likewise.
9245 (simplify_shift_const): Likewise.
9246 * cse.c (simplify_unary_operation): Likewise.
9247 (simplify_binary_operation): Likewise.
9248 * emit-rtl.c (operand_subword): Likewise.
9249 * rtl.h: Declare it.
9251 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9253 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9254 (use NUM_REGS instead of NUM_INTS).
9256 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9258 * builtins.c: New file.
9259 * expr.c (saveregs_value, apply_args_value): Delete definition,
9260 moved into builtins.c.
9261 (string_constant): No longer static.
9262 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9263 apply_args_size, apply_result_size, result_vector,
9264 expand_builtin_apply_args, expand_builtin_apply,
9265 expand_builtin_return): Delete functions, moved into builtins.c.
9266 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9267 * expr.h (saveregs_value, apply_args_value): Declare variables.
9268 (expand_builtin, string_constant): Declare functions.
9269 * Makefile.in: Update to build builtin.o.
9271 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9273 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9274 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9275 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9276 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9278 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9281 1999-07-21 Michael Meissner <meissner@cygnus.com>
9283 * print-rtl.c (print_rtx): Print the names of the virtual
9286 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9288 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9289 introduced in previous delta.
9291 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9293 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9294 to avoid name clash.
9296 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9298 * c-lex.c (yylex) : Correct the test for overflow when lexing
9301 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9303 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9304 (adjust_priority): Always call ADJUST_PRIORITY.
9305 (schedule_insn): Only put insns into the ready at cost 0.
9306 (schedule_block): Remove redundant initial sort. Give clock_var
9307 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9309 * tm.texi (MD_SCHED_REORDER): Update docs.
9311 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9312 * sparc.c (ultra_reorder_called_this_block): Delete.
9313 (ultrasparc_sched_init): Don't set it.
9314 (ultrasparc_sched_reorder): Don't check it.
9316 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9318 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9319 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9320 (function_arg_boundary): Align DFmode.
9321 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9322 to get fp reg and stack overflow correct.
9323 (function_arg): Likewise.
9324 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9325 (setup_incoming_varargs): Restructure for ABI_V4; use
9326 function_arg_advance to skip final named argument.
9327 (expand_builtin_saveregs): Properly unskip the last integer arg
9328 when doing varargs. Adjust overflow location calculation.
9330 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9331 explicitly unsigned.
9332 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9333 (__VA_GP_REGSAVE): Similarly.
9334 (__va_longlong_p): Delete.
9335 (__va_arg_type_violation): New declaration.
9336 (va_arg): Restructure. Flag promotion errors. Align double.
9337 TFmode passed by reference.
9339 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9340 in the HOST_BITS_PER_WIDE_INT > 32 case.
9342 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9344 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9346 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9348 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9349 * toplev.c (documented_lang_options): Add -fpreprocessed.
9350 * cpplib.h (struct cpp_buffer): Add preprocessed.
9351 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9352 (cpp_start_read): Don't expand macros or emit an initial #line
9353 directive if -fpreprocessed.
9355 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9357 * cpplib.h (struct cpp_buffer): Added manual_pop for
9358 better C++ tokenization.
9359 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9360 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9361 * c-common.c (cpp_token): Make non-static.
9363 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9365 * c-common.h: New file.
9366 * c-common.c (permanent_obstack): Delete unused declaration.
9367 (c_global_trees): New array.
9368 (c_common_nodes_and_builtins): New function; split off common code
9369 from init_decl_processing in both c-decl.c and cp/decl.c.
9370 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9371 c_global_trees and accessor macros defined in c-common.h.
9373 * c-decl.c: Delete definitions for tree nodes that were replaced by
9375 (init_decl_processing): Build void_list_node.
9376 Call c_common_nodes_and_builtins; delete code to generate the common
9378 * objc/objc-act.c (build_module_descriptor): Rename variable
9379 void_list_node to avoid clash with c-common.h.
9381 * Makefile.in: Update dependencies.
9382 * objc/Make-lang.in: Likewise.
9384 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9386 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9387 (UNIQUE_SECTION_P): Likewise.
9388 (UNIQUE_SECTION): Likewise.
9390 1999-07-19 Linas Vepstas <linas@linas.org>
9392 * config/i370/README: New file.
9393 * config/i370/linux.h: New file.
9394 * config/i370/mvs.h: New file.
9395 * config/i370/oe.h: New file.
9396 * config/i370/t-linux: New file.
9397 * config/i370/t-mvs: New file.
9398 * config/i370/t-oe: New file.
9399 * config/i370/x-oe: New file.
9400 * config/i370/xm-linux.h: New file.
9401 * config/i370/xm-mvs.h: New file.
9402 * config/i370/xm-oe.h: New file.
9404 * i370.c (label_node_t): Add first_ref_page, label_addr,
9405 label_first_ref, label_last_ref members.
9406 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9407 (MAX_MVS_LABEL_SIZE): Define.
9408 (MAX_LONG_LABEL_SIZE): Define.
9409 (alias_node_t, alias_anchor, alias_number): New.
9410 (mvs_function_table): Reorder for EBCDIC.
9411 (ascebc, ebcasc): Unconditionally define.
9412 (i370_branch_dest, i370_branch_length): New functions.
9413 (i370_short_branch, i370_label_scan): New functions.
9414 (mvs_get_label): Renamed from mvs_add_label. Search for
9415 an existing label before creating a new one.
9416 (mvs_add_label): New function.
9417 (mvs_get_label_page): New function.
9418 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9419 over the entire list.
9420 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9421 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9422 (mvs_add_alias, mvs_need_alias): New functions.
9423 (mvs_get_alias, mvs_check_alias): New functions.
9424 (handle_pragma): New function.
9425 (mvs_function_check): New function.
9426 (unsigned_jump_follows_p): Search harder.
9427 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9428 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9429 * i370.h (TARGET_VERSION): Delete.
9430 (CPP_SPEC, CPP_PREDEFINES): Delete.
9431 (mvs_label_emitted): Delete.
9432 (TARGET_EBCDIC): Delete.
9433 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9434 (HANDLE_PRAGMA): Define.
9435 (HARD_REGNO_NREGS): Handle complex modes.
9436 (HARD_REGNO_MODE_OK): Likewise.
9437 (CLASS_MAX_NREGS): Likewise.
9438 (RET_REG): Likewise.
9439 (EXTRA_CONSTRAINT): Define.
9440 (RETURN_IN_MEMORY): True for DImode.
9441 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9442 (FUNCTION_PROFILER): Delete.
9443 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9444 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9445 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9446 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9447 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9448 (ASM_FILE_START): Add "RMODE ANY".
9449 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9450 (ASM_GLOBALIZE_LABEL): Likewise.
9451 (ASM_OUTPUT_LABELREF): Likewise.
9452 (ASM_OUTPUT_COMMON): Likewise.
9453 (PRINT_OPERAND): Handle 'K', 'W', default.
9454 (PRINT_OPERAND_ADDRESS): New.
9455 (Lots of defines): Add support for TARGET_ELF_ABI.
9456 * i370.md (attr length): New. Define for all patterns.
9457 (*): Lots of tweeks to assembly output and constraints.
9459 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9461 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9462 Disable patterns performing SImode comparisons with SImode values
9463 if TARGET_POWERPC64 and instruction does not sign-extend or does
9464 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9465 differ for signed quantities.
9466 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9467 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9468 (decrement_and_branch_on_count): Add 64-bit variant.
9470 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9472 * final.c (output_asm_insn): When searching for the matching string
9473 for a given dialect, don't run past the end of the list of
9474 alternatives if there are fewer alternatives in the template than
9477 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9479 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9480 Removed paragraph about compression of files and size limitation,
9481 duplicated in the FAQ. Use gcc-patches for posting patches.
9482 * gcc.c (main): Updated URL with bug reporting instructions to
9483 gcc.gnu.org. Removed e-mail address.
9484 * system.h (abort): Likewise.
9486 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9488 * Makefile.in (stmp-multilib-sub): Make the files extracted
9489 from $(LIBGCC1) writable.
9491 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9493 * config/arm/aout.h: Reformat for improved readability.
9495 * config/arm/arm.h: Reformat for improved readability.
9496 Replace uses of fprintf with asm_fprintf where appropriate.
9497 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9498 function declaration assembler actions.
9499 (NUM_INTS): New macro: Convert from bytes to words.
9500 (NUM_REGS): New macro: Compute number of registers required to
9501 hold a quanitity of tyep MODE.
9502 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9504 (NUM_ARG_REGS): New macro: The number of argument registers
9506 (ARG_REGISTER): New macro: Compute the register number of the Nth
9508 (LAST_ARG_REGNUM): New macro: The number of the last argument
9510 (SP_REGNUM): New macro: Register number of the stack pointer.
9511 (FP_REGNUM): New macro: Register number of the frame pointer.
9512 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9513 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9514 CUMULATIVE_ARGS so that it counts registers not bytes.
9516 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9518 Replace uses of fprintf with asm_fprintf where appropriate.
9519 (output_ascii_pseudo_op): Replace with version from thumb.c
9521 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9523 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9525 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9526 (ASM_FILE_START): Emit ASM_APP_OFF.
9528 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9530 * pa.c (compute_frame_size): Round frame according to
9531 STACK_BOUNDARY rather than a hardwired value.
9533 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9535 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9537 * configure: Rebuilt.
9539 * configure.in (hppa*-*-linux*): New configuration.
9540 * configure: Rebuilt.
9541 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9542 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9543 * pa/pa-linux.h: New file.
9544 * pa/t-linux: New file.
9545 * pa/xm-linux.h: New file.
9547 * pa.c (hppa_legitimize_address): Change references from SImode to
9548 either Pmode or word_mode as appropriate.
9549 (emit_move_sequence, store_reg, load_reg): Likewise.
9550 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9551 (output_mul_insn): Likewise.
9552 * pa.h (PROMOTE_MODE): Likewise.
9553 (INITIALZE_TRAMPOLINE): Likewise.
9554 (Pmode): Define to word_mode.
9556 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9557 value of 4. Allocate 8 bytes for each FP register save.
9558 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9560 (hppa_expand_prologue): Likewise.
9561 * pa.h (PROMOTE_MODE): Likewise.
9562 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9563 (FUNCTION_ARG_BOUNDARY): Likewise.
9565 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9567 * pa.c (out_of_line_prologue_epilogue): Delete.
9568 (override_options): Remove -mspace related code.
9569 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9570 (compute_frame_size): Only allocate space for register that
9571 actually need to be saved.
9572 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9573 (TARGET_SWITCHES): Remove -mspace, -mno-space
9574 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9575 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9576 * pa/ee.asm, pa/ee_fp.asm: Delete.
9578 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9580 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9581 directive in column zero.
9583 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9585 * m68k.c (output_function_prologue): Fix computation of save mask
9586 when generating PIC code.
9588 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9590 * tree.c (build_type_attribute_variant): Move current_obstack restore
9591 after build_qualified_type call.
9593 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9595 * configure.in: Use t-iris6, even with GNU LD.
9596 * config/mips/iris6gld.h: Fix typo in linker spec.
9597 * config/mips/t-iris6gld: Remove.
9599 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9601 * rs6000.md (insv, extzv): Remove SImode dependence in named
9602 patterns. Explicitly generate DImode RTL if PowerPC64 and
9604 (insvdi): Reverse start and size in instruction template.
9606 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9608 * invoke.texi: Typo fixes.
9610 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9612 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9613 handle at this time instead of silently generating incorrect code.
9614 (gen_imagpart): Likewise.
9616 * reload.c (find_reloads): Emit a USE for a pseudo register without
9617 a hard register if we could not create an optional reload for the
9620 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9622 * c-typeck.c (output_init_element, process_init_element):
9623 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9624 check for nameless bit fields.
9626 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9628 * regclass.c (scan_one_insn): Notice subregs that change the
9629 size of their operand.
9630 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9632 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9634 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9635 * configure: Rebuilt.
9636 * alpha/t-ieee: New file.
9638 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9640 * rs6000.c (find_addr_reg): Do not select r0 as an address
9643 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9645 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9647 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9649 * rs6000.md (movsf): Do not force easy FP constants into memory.
9651 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9652 immed_double_const to ensure they are properly truncated then
9655 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9657 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9658 always unless NO_DEBUG is used. Compile this code
9660 (replace_symbols_in_block): Compile it unconditionally.
9662 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9664 * configure.in (i?86-*-elf*): New target.
9665 * configure: Rebuilt.
9666 * i386/i386elf.h, i386/t-i386elf: New files.
9668 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9670 * toplev.c (main): Don't complain about saying -gdwarf.
9671 (rest_of_compilation): Remove redundant code.
9673 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9675 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9677 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9679 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9680 "Li960R:", to avoid name clash.
9682 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9684 * loop.c (check_dbra_loop): When reversing a loop, delete all
9685 REG_EQUAL notes referencing the reversed biv except those which are
9686 for a giv based on it.
9688 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9690 * version.c: Drop "gcc-" prefix from version #.
9692 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9694 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9695 the label if we're being verbose.
9697 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
9699 * m68k.c (output_function_prologue): Add pic register to mask
9700 if live and flag_pic.
9701 (output_function_epilogue): Likewise.
9703 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
9705 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
9706 directives in column zero.
9708 * pa/elf.h (ASM_FILE_START): Define.
9709 * pa/som.h (ASM_FILE_START): Include .level directives.
9710 * pa/hpux10.h (ASM_FILE_START): Delete.
9711 * pa/hpux11.h (ASM_FILE_START): Delete.
9713 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
9715 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9717 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
9718 when reload_out equals reload_in.
9720 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
9722 * invoke.texi (Spec Files): New node: Describe the contents of
9725 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
9727 * invoke.texi (DEC Alpha Options): Put @end table at
9728 beginning of line, to avoid confusing texi2html.
9730 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
9732 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
9733 introduced in previous delta.
9735 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9737 * reload1.c (gen_reload): When synthesizing a 3 operand add
9738 sequence, improve test for when to reload OP1 into the reload
9739 register instead of OP0.
9741 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
9743 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
9745 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
9747 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
9750 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
9752 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
9753 (va_dcl): Use __builtin_va_alist_t.
9755 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
9757 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
9758 on the permanent_obstack.
9759 * dwarfout.c (output_type): Likewise.
9761 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
9763 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9764 Merged from c-typeck.c and cp/typeck.c.
9765 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9766 Merged into c-common.
9768 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
9770 * c-lex.c (errorcount): Declare it.
9771 (finish_parse): Update errorcount when using CPPLIB.
9773 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
9775 * fixinc/inclhack.def(end_else_label): Double the backslash so
9776 sed gets a chance to see it.
9777 * fixinc/inclhack.sh: regen
9778 * fixinc/fixincl.x: regen
9780 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
9782 Add framework to support armv5 architecture when it becomes
9785 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
9786 (arm_arch5): New variable.
9787 (all_architectures): Add armv5 line.
9788 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
9789 -march=armv5 is specified on the command line.
9790 (arm_arch5): Export this variable.
9791 * invoke.texi: Document new string accepted by -march= switch for
9794 * config/arm/arm.h: Replace use of constant 12 as a register
9795 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9796 * config/arm/arm.c: Replace use of constant 12 as a register
9797 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9799 * config/arm/elf.h: Tidy up.
9800 * config/arm/coff.h: Tidy up.
9802 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
9804 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
9805 * gcc/config/mips/t-iris6gld: New file.
9806 * gcc/config/mips/iris6gld.h: Likewise.
9808 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
9810 * c-decl.c (widest_integer_literal_type_node,
9811 widest_unsigned_literal_type) : New.
9812 (init_decl_processing): Handle/use the two new types.
9813 * c-common.c (type_for_size,type_for_mode) : Same.
9814 * c-lex.c (yylex) : Same.
9815 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9817 * c-tree.h (widest_integer_literal_type_node,
9818 widest_unsigned_literal_type) : New.
9820 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
9822 * dwarfout.c (field_byte_offset): Correctly compute the object's
9823 byte offset for the first bit of a field which crosses an alignment
9824 boundary on a !BYTES_BIG_ENDIAN target.
9826 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
9828 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
9831 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
9832 Jeff Law <law@cygnus.com>
9834 * ginclude/varargs.h (va_dcl): Use word_mode for type of
9837 * except.c: Include intl.h.
9838 (expand_eh_return): Set current_function_cannot_inline.
9839 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
9840 * function.h (struct function): Add eh_return_stub_label.
9841 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
9842 * Makefile.in (except.o): Depend on intl.h.
9844 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
9846 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
9847 same as offsettable in cases 1 and 2.
9849 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
9851 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
9852 (extlh, extwh): Likewise.
9854 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
9856 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
9858 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
9860 * configure.in: Add arm-pe and thumb-pe targets.
9861 * configure: Regenerate.
9863 * thumb.c (arm_naked_function_p): New function: Determines if
9864 a function is naked (has no gcc generated prologue/epilogue).
9865 (is_called_in_ARM_mode): Return true if the func has the
9866 interfacearm attribute.
9867 (output_return): Do not generate a return for naked functions.
9868 (thumb_function_prologue): Do not generate a prologue for
9870 (thumb_expand_prologue): Do not generate a prologue for naked
9872 (thumb_expand_epilogue): Do not generate an epilogue for naked
9874 (arm_valid_machine_decl_attribute): New function, copied from
9875 arm.c: Permit naked and interfacearm attributes.
9877 * config/arm/pe.c: New file: Support code for arm-pe target.
9878 * config/arm/pe.h: New file: Header file for arm-pe target.
9879 * config/arm/tpe.h: New file: Header file for thumb-pe target.
9880 * config/arm/t-thumb-pe: New file: Makefile fragment for
9883 1999-07-01 Mark Kettenis <kettenis@gnu.org>
9885 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
9886 -fPIC or -fpic is specified.
9888 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
9890 * expr.c (emit_block_move): Use copy_to_mode_reg for
9891 !TARGET_MEM_FUNCTIONS case too.
9893 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
9895 * configure: Rebuilt.
9896 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
9897 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
9898 definitions made redundant by dbxelf.h inclusion. Delete
9899 lots of definitions related to assembly output that are
9900 specific to the SOM object format.
9901 * pa.c (output_function_prologue): Do not emit the function's
9903 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
9904 * pa-pro.h: Deleted.
9905 * som.h: New file with SOM specific definitions.
9906 * elf.h: New file with ELF specific definitions.
9908 * elfos.h (const_section): Output a tab before assembler directives.
9909 (ctors_section, dtors_section): Likewise.
9910 (ASM_OUTPUT_SECTION_NAME): Likewise.
9912 * pa/pa1.h: Delete unused file.
9914 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
9916 * configure.in (hppa*-hp-hpux11*): New configuration.
9917 * configure: Rebuilt.
9918 * pa/pa-hpux11.h: New file.
9919 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
9922 * mips.md (leasi, leadi): New patterns.
9924 * expr.c (emit_block_move): Properly handle case where one of the
9925 block move arguments has a queued increment or decrement.
9926 (clear_storage): Similarly. Fix formatting goof.
9928 1999-06-28 "David O'Brien" <obrien@NUXI.com>
9930 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
9931 semicolon from the BSD VA_LIST replacement expression.
9933 * fixinc/inclhack.sh: regen
9934 * fixinc/fixincl.x: regen
9936 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
9937 now use the fixincl program.
9939 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
9941 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
9942 case. Also make the PIC register call_used.
9944 * m68k.h (FINALIZE_PIC): Delete.
9945 * m68k.c (finalize_pic): Delete.
9947 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
9949 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
9952 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
9954 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
9956 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
9958 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
9960 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
9962 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
9964 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
9966 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
9968 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
9970 * rs6000.c (output_toc): Always use hex values for floating-point
9971 constants. Store single-precision values in upper-half of TOC
9972 entry in 64-bit mode.
9973 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
9974 to final constraints.
9975 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
9976 (fctiwz): Improve accuracy of RTL for pattern.
9978 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
9980 * expr.c (expand_expr): Allow RTL_EXPR's through the
9981 MAX_INTEGER_COMPUTATION_MODE checks.
9983 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
9985 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
9986 such that MASK_SUPPORT_ARCH is not negative.
9988 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
9990 * loop.c (verify_dominator): Properly handle ADDR_VEC and
9991 ADDR_DIFF_VEC insns that appear inside loops.
9993 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
9994 Jeff Law <law@cygnus.com>
9996 * rs6000.md (movdf_hardfloat32): Revert previous patch.
9997 Handle LO_SUM the same as offsettable in cases 1 and 2.
9998 * rs6000.c (find_addr_reg): Revert previous patch.
10000 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10002 * system.h (strstr): New external function declaration.
10003 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10004 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10005 * config.in, configure: Rebuilt.
10007 1999-06-24 Tom Tromey <tromey@cygnus.com>
10009 * gcc.c (main): Read user-specified specs files after computing
10010 additional startfile_prefixes.
10012 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10014 Revert these two patches:
10016 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10017 * loop.c (strength_reduce): When doing biv->giv conversion, update
10018 reg note of NEXT->insn.
10020 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10021 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10023 (recombine_givs): Set ix field after sorting.
10025 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10027 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10028 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10030 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10032 *fixinc/inclhack.def: Add fix development commentary
10033 (read_ret_type): reactivate and add selection clause
10034 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10035 *fixinc/{fixincl.x|inclhack.sh}: regen
10037 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10039 * expr.c (expand_expr): STRIP_NOPS before checking against
10040 MAX_INTEGER_COMPUTATION_MODE
10041 (check_max_integer_computation_mode): Likewise.
10043 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10045 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10047 1999-06-22 Jim Wilson <wilson@cygnus.com>
10049 * expr.c (store_expr): When target is a promoted subreg, return a
10050 promoted subreg as a result.
10052 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10054 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10056 (dwarf2out_define): Mark unused parameters appropriately.
10057 (gen_unspecified_parameters_die): Ditto.
10058 (gen_subprogram_die): Fix signed/unsigned warnings.
10059 (gen_variable_die): Ditto.
10061 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10063 * fixinc/inclhack.def(end_else_label): combined else_label
10064 and endif_label and fixed the sed expression.
10065 *fixinc/{fixincl.x|inclhack.sh}: regen
10067 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10069 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10070 'x' when handling non-offsettable addresses
10072 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10074 * final.c (shorten_branches): Don't try to split an insn that has
10077 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10079 * config/mips/mips.c (symbolic_expression_p): New function.
10080 (mips_select_rtx_section): Put symbolic expressions in the
10081 data section, not the read-only data section.
10083 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10085 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10087 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10089 * collect2.c (main): Log frame table count.
10090 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10091 (scan_prog_file) [COFF]: Handle frame tables.
10093 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10094 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10095 * alpha/elf.h: Undef them again.
10096 * alpha/vms.h: Remove their definitions.
10098 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10100 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10101 remove the clobber of r0 and change the REG_UNUSED note to
10104 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10106 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10107 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10108 fits in HOST_WIDE_INT and one uses union to access a long constant
10111 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10113 * sparc.c (sparc_override_options): Don't allow profiling for
10114 code models other than medlow.
10115 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10116 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10117 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10118 (sparc_block_profiler): Likewise.
10119 (sparc_function_block_profiler_exit): Likewise.
10120 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10121 (FUNCTION_BLOCK_PROFILER): Likewise.
10122 (BLOCK_PROFILER): Likewise.
10123 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10124 (MCOUNT_FUNCTION): New.
10125 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10126 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10127 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10128 (MCOUNT_FUNCTION): New.
10129 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10130 (BLOCK_PROFILER): Delete.
10131 (MCOUNT_FUNCTION): New.
10133 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10135 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10137 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10139 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10142 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10145 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10148 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10151 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10153 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10156 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10158 * i386/djgpp.h (LIB_SPEC): New.
10159 (STARTFILE_SPEC): New.
10161 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10163 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10165 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10168 * system.h (WSTOPSIG): New macro.
10170 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10172 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10174 (insert_pack_attributes): Take into account member natural
10177 * i386/winnt.c (exports_head): New static variable.
10178 (i386_pe_record_exported_symbol): New function.
10179 (i386_pe_asm_file_end): Use.
10180 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10181 symbols to be emitted at end of assembly.
10182 (ASM_DECLARE_OBJECT_NAME): Likewise.
10183 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10185 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10188 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10190 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10193 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10195 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10196 zapping reg_last_uses directly.
10197 (sched_analyze_2, sched_analyze_insn): Likewise.
10198 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10200 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10202 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10203 attributes for cases 1 and 2.
10205 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10207 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10210 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10212 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10214 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10216 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10217 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10218 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10219 must be stacked if it is used for PIC accesses.
10220 * arm.c (use_return_insn): Handle PIC register specially.
10221 (output_return_instruction): Likewise.
10222 (output_func_{prologue,epilogue}): Likewise.
10223 (output_expand_prologue): Likewise.
10225 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10226 (*strsi_predec): Renamed from *strqi_predec.
10227 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10228 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10230 * arm.c (arm_override_options): Remove warning about PIC code
10231 not being supported.
10233 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10235 * rs6000.c (find_addr_reg): New function.
10236 * rs6000.h (find_addr_reg): Declare.
10237 (offsettable_addr_operand): Delete.
10238 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10239 from and stores to GPRs.
10241 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10243 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10244 gen_sequence as argument to emit_no_conflict_block.
10246 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10248 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10249 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10250 *fixinc/fixincl.x: regen
10251 *fixinc/inclhack.sh: regen
10253 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10255 * added support for -mpcrel (PC relative addressing for m68k)
10256 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10257 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10258 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10259 (comments for general_src_operand): Add some explanation
10260 about EXTRA_CONSTRAINTS.
10261 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10262 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10263 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10264 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10265 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10266 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10267 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10268 if not already set.
10269 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10270 * m68k.h (TARGET_PCREL): New target flag.
10271 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10272 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10273 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10274 contains a SYMBOL_REF. Relax this constraint during reload, since
10275 we want to use the predicates, not reload's built-in concept of a
10276 valid memory address, to control what insns need reloading.
10277 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10278 operands (essentially 'g', 'm', and 's' under normal circumstances).
10279 * m68k.c (print_operand): Cause printing of pc-relative addresses
10280 to include pc register.
10281 (print_operand_address): Ditto.
10282 (general_src_operand): Accept operands that are not only
10283 general_operands, but are also valid when used as a pc-relative
10285 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10286 (memory_src_operand): Similar, for memory_operands.
10287 (pcrel_address): New predicate to accept the special case of a
10288 pc-relative address.
10289 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10290 QImode insns to accept *_src_operand instead of *_operand where
10291 pc-relative operands can fit. For example, a pc-relative operand
10292 can be used as a memory source operand for addsi3, but not as a
10293 memory destination.
10294 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10296 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10298 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10299 .thumb_set pseudo op to mark aliases of thumb functions.
10301 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10303 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10304 preference to ASM_OUTPUT_DEF, if it is defined.
10306 * tm.texi: Document new, optional target macro
10307 ASM_OUTPUT_DEF_FROM_DECLS.
10309 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10311 * fixincludes: ISCNTL patch
10312 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10313 (dgux_int_varargs): new for DG/UX
10314 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10316 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10318 * invoke.texi (ia32 options): Fix typo.
10320 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10322 * loop.c (strength_reduce): When doing biv->giv conversion, update
10323 reg note of NEXT->insn.
10325 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10327 * loop.c (move_movables): Note issues with replacing REGs with
10329 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10331 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10333 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10335 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10336 the reference to `mcount' was not correct for the ELF on FreeBSD.
10338 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10340 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10343 (recombine_givs): Set ix field after sorting.
10345 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10347 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10348 to safe to extract a subword out of a REG.
10350 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10352 * sh.md (mulsi3): Don't add a no-op move at the end.
10354 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10356 * cse.c (cse_insn): Don't put hard register source into tables for
10357 the last insn of a libcall.
10359 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10361 * loop.c (strength_reduce): Insert sets of derived givs at every
10362 biv increment, even if it's the only one.
10364 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10366 * dwarfout.c (add_incomplete_type): New fn.
10367 (output_type): Call it.
10368 (retry_incomplete_types): New fn.
10369 (dwarfout_finish): Call it.
10371 From Eric Raskin <ehr@listworks.com>:
10372 (output_type): Output types for bases.
10374 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10376 * mips.c (mips_output_conditional_branch): Add `break'
10377 between `default' label and `close braces'.
10379 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10381 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10382 specifications and make it realistic.
10383 (LIB_SPEC): Likewise.
10385 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10387 * config/mips/mips.c (mips_secondary_reload_class): Check for
10388 (PLUS (SP) (REG)) and return appropriate register class.
10389 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10390 Handle (PLUS (SP) (REG)).
10391 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10392 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10393 of emit_insn for tablejump.
10395 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10397 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10398 asm_fprintf format string by itself.
10399 (output_function_profiler): Likewise.
10401 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10403 * combine.c (simplify_logical, case AND): Only call
10404 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10405 or the constant is positive.
10407 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10409 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10410 * configure: Regenerate.
10412 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10414 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10415 require a sub-version #.
10416 * configure: Rebuilt.
10418 1999-06-14 Robert Lipe (robertlipe@usa.net)
10420 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10422 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10424 * c-typeck.c (process_init_element): Detect excess elements in
10425 char array initializer.
10427 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10429 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10431 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10433 * invoke.texi (Option Summary): Add -fpermissive flag.
10435 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10437 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10438 that require PIC code sequences.
10440 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10442 * configure.in: Add new target: thumb-elf.
10443 * configure: Regenerate.
10444 * config/arm/t-thumb-elf: New file: Makefile fragment for
10446 * config/arm/telf.h: New file: Header file for thumb-elf
10449 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10451 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10452 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10453 initializers is some circumstances.
10455 * fixinc/inclhack.def (endif_label): Add additional selector for
10456 more bogus stuff after #endif statements.
10457 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10459 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10461 * i386/cygwin.h (SET_ASM_OP): Define.
10463 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10465 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10467 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10469 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10472 * sh.md (ic_invalidate_line_i): Remove second alternative.
10474 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10476 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10477 test for the presence of valid prototypes. Delete bypass expr.
10478 (ioctl_fix_ctrl): Correct the selection expression.
10479 (no_double_slash): Correct quoting rules
10480 *fixinc/fixincl.x: regen
10481 *fixinc/inclhack.sh: regen
10483 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10485 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10487 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10489 * rs6000.md (movsi_got_internal_mem): Delete.
10490 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10491 (GOT_TOC_REGNUM): Delete.
10492 (PIC_OFFSET_TABLE_REGNUM): Define.
10493 (FINALIZE_PIC): Disable.
10494 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10495 (rs6000_replace_regno): Delete.
10496 (rs6000_finalize_pic): Likewise.
10497 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10499 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10501 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10502 is a note; use <= for the compare; advance P while it is
10505 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10507 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10508 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10510 * varasm.c (remove_from_pending_weak_list): Verify t->name
10511 is non-NULL before passing it to strcmp.
10513 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10515 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10516 the typed arguments are not part of a comment
10517 (ioctl_fix_ctrl): Added a purpose comment
10518 *fixinc/fixincl.x: regenerate
10519 *fixinc/inclhack.sh: regenerate
10521 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10523 * invoke.texi: Add C4x invocation docs.
10525 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10527 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10529 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10531 (c4x_legitimize_reload_address): New function.
10532 * config/c4x/c4x.md: Update docs.
10534 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10536 * fixincludes: Avoid removing '.'.
10537 * fixinc/fixinc.svr4: Likewise.
10538 * fixinc/fixinc.winnt: Likewise.
10539 * fixinc/inclhack.tpl: Likewise.
10540 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10542 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10544 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10546 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10548 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10550 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10553 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10555 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10556 * configure: Regenerate.
10558 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10560 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10563 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10565 * fixinc/inclhack.def (avoid_bool): Also catch
10566 "typedef [unsigned] int bool".
10567 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10569 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10570 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10571 * configure: Rebuilt.
10573 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10575 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10576 such that we can override its definitions if necessary.
10577 (CPP_SPEC): New define. Support processor specific predefines via
10579 (CC1_SPEC): New define. Support processor specific compiler
10580 options via %(cc1_cpu).
10581 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10584 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10586 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10587 between sed's -e flag, and the open-quote following it.
10588 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10590 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10591 Jeffrey A Law (law@cygnus.com)
10593 * varasm.c (assemble_start_function): Remove the function
10594 from the pending weak decls list when we define a function.
10595 (assemble_variable): Similarly for variables.
10596 (weak_finish): Ignore items on the list with a NULL name.
10597 (remove_from_ending_weak_list); New function to "remove" an item
10598 from the pending weak declarations list.
10600 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10602 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10604 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10606 * c-lex.c (GETC): Redefine to call getch.
10607 (UNGETC): Redefine to call put_back.
10608 (putback_buffer): New structure type.
10609 (putback): New static structure.
10610 (getch): New function.
10611 (put_back): New function.
10612 (yylex): Replace unused bytes from bad multibyte character.
10614 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10616 * cpplib.c (do_define): Cast `alloca' return value.
10617 (do_include, do_undef, do_pragma): Likewise.
10618 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10620 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10621 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10623 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10625 * sparc.md (abstf2): This should be an expand.
10626 (split after abstf2_notv9): Fix mode.
10627 (abstf2_hq_v9): New pattern.
10628 (abstf2_v9): Only use when no hard quad.
10629 (absdf2_v9): Fix if target is not the same as source.
10630 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10631 Add correct output constraints.
10633 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10635 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10636 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10638 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10640 * mips.h (mips_output_conditional_branch): New function.
10641 (mips_adjust_insn_length): Likewise.
10642 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10643 (ADJUST_INSN_LENGTH): Likewise.
10644 * mips.c (print_operand): Add `F' and `W' for floating-point
10645 comparison opcodes.
10646 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10648 (mips_adjust_insn_length): New function.
10649 (mips_output_conditional_branch): New function.
10650 * mips.md (length): Adjust attribute definition to handle
10651 conditional branches. Change lengths to bytes, rather than
10652 instructions throughout. Remove length attribute from
10653 instructions whose length is four bytes, and rely on the default
10655 (dslot): Fix typo in comment.
10656 Reword conditional branch patterns to use
10657 mips_output_conditional_branch.
10659 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10661 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10662 (LIB_SPEC): Likewise.
10663 Link with -lprof1_r for -g/-pg.
10665 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10667 * loop.c (check_dbra_loop): Fix change of Jan 19.
10669 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10671 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10672 (STARTFILE_SPEC): Define, override the svr4.h version.
10673 (ENDFILE_SPEC): Likewise.
10675 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10677 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10678 * fixinc/fixincl.x: Regenerated.
10679 * fixinc/inclhack.sh: Regenerated.
10681 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10683 * sh.c (barrier_align): Don't return early for normal branch/barrier
10684 when optimizing for SH2.
10686 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10688 * i386/udk.h (LINK_SPEC): Correct linker search path for
10691 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10693 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10694 (braf_label_ref_operand): Delete.
10695 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10696 * sh.md (casesi_jump_2): Operand1 is now the inside of a
10697 label_ref, and has no predicate.
10698 The patten has a predicate to guard against invalid substitutions.
10699 (dummy_jump): Delete.
10700 (casesi): Update use of casesi_jump_2.
10702 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10704 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
10705 *fixinc/fixincl.x: regenerate
10706 *fixinc/inclhack.sh: regenerate
10708 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
10710 * dwarf2out.c (add_incomplete_type): New fn.
10711 (gen_struct_or_union_type_die): Call it.
10712 (retry_incomplete_types): New fn.
10713 (dwarf2out_finish): Call it.
10715 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
10717 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
10718 current block starts with a CODE_LABEL and ends with a CALL and
10719 we can not find all the argument setup instructions for the CALL.
10721 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
10723 Revert this change:
10724 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10725 something is a candidate for optimize_bit_field_compare.
10727 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10729 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
10731 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
10733 * alpha.c (override_options): Thinko in last patch.
10735 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
10736 (LIB_SPEC): Recognize -pthread.
10738 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
10740 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
10741 definition in config/arm/coff.h
10742 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
10744 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10746 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
10747 fixes that need "file=xxx\n" prepended before invocation
10748 (start_fixer - new): starting the fixer process is complex enough
10749 to warrent its own routine. It prepends the "file=xxx\n" stuff.
10750 (process): uses the new routine; omit usage of putenv()
10751 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
10752 * fixinc/fixincl.x: regenerate
10754 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
10756 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
10757 and version #s (1.1 -> 2.96) as needed.
10758 * README.g77: Kill way out of date file in the toplevel directory.
10760 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
10762 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
10763 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
10764 * configure: Rebuilt.
10765 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
10766 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
10767 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
10768 (SWITCH_TAKES_ARG): Likewise.
10769 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
10770 * config/t-freebsd: Moved from config/i386/ so it can used for all
10773 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
10775 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
10777 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
10779 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
10780 * configure: Rebuilt.
10782 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
10784 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
10785 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
10786 * rs6000/rs6000.c (rs6000_file_start): Use putc.
10787 (rs6000_output_load_toc_table): Same.
10788 (output_prolog, output_mi_thunk): Same.
10789 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
10790 (ASM_GLOBALIZE_LABEL): Use putc.
10792 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
10794 * alpha.md (reload_*_help): New patterns and splitters.
10795 (reload_*): Use them.
10796 (mov[qh]i): Likewise.
10798 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
10800 * cccp.c (handle_directive): Handle backslash-newlines in quoted
10803 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
10805 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
10807 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
10809 * flow.c (mark_regs_live_at_end, insn_dead_p,
10810 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
10811 and HARD_FRAME_POINTER_REGNUM special treatment if reload
10812 hasn't run or the frame pointer is needed.
10813 * haifa-sched.c (attach_deaths): Likewise.
10814 * sched.c (attach_deaths): Likewise.
10816 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
10818 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
10819 calculate_can_reach_end returns nonzero.
10821 * configure.in (native gas tests): Search for an assembler in the
10822 same manner that the installed compiler will.
10823 * configure: Rebuilt.
10824 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
10826 * alias.c (find_base_term): Improve handling of addresses
10827 constructed from binary operations.
10829 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
10831 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
10833 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
10835 * function.h (cleanup_label, frame_offset): Declare.
10836 (tail_recursion_label, tail_recursion_reentry): Likewise.
10837 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10838 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
10839 (tail_recursion_label, tail_recursion_reentry): Likewise.
10840 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10842 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
10844 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
10846 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
10847 (MAX_OFILE_ALIGNMENT): Define.
10849 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
10851 * fixincl.c: Replace local include scheme with #includes of
10852 gansidecl.h and system.h.
10853 * procopen.c: Likewise.
10854 * server.c: Likewise.
10856 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
10858 * i386/t-dgux (EXTRA_PARTS): Add crti.o
10859 (crti.o): Add build rule and dependencies.
10860 * fixinc/fixinc.dgux: Use modified _int_varargs.h
10862 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10864 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
10865 (LIB_LINUX_SPEC): Likewise.
10866 (LIB_LINUX_SPEC): Add support for -pthread
10867 (CPP_OS_LINUX_SPEC): Likewise.
10868 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
10871 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
10873 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
10875 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
10876 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
10877 for IEEE math and CC_FCOMI.
10878 (put_jump_code): No IEEE if CC_FCOMI is set.
10880 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10882 * fold-const.c (fold_truthop): Make the field reference unsigned
10883 when converting a single bit compare.
10885 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10887 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
10889 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
10891 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
10892 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
10895 * reload.c (push_reload): Do not call remove_address_replacements
10896 when presented with identical optional reloads.
10898 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
10900 * alpha.h (MASK_FIX, TARGET_FIX): New.
10901 (MASK_*): Reorganize constants.
10902 (CPP_AM_FIX_SPEC): New.
10903 (TARGET_SWITCHES): Add FIX.
10904 (EXTRA_SPECS): Likewise.
10905 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
10906 (SECONDARY_MEMORY_NEEDED): Likewise.
10907 (REGISTER_MOVE_COST): Likewise.
10908 * alpha.c (override_options): Add FIX support. Always use
10909 ALPHA_TP_PROG for ev6.
10910 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
10911 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
10912 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
10914 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
10916 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10917 something is a candidate for optimize_bit_field_compare.
10919 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
10921 * gcc.texi (Passes): Document branch-shortening.
10922 * invoke.texi (Debugging Options): Document the fact that `-dp'
10923 outputs length information for instructions.
10925 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
10927 * flow.c: Revert previous delta.
10929 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
10931 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
10932 FRAME_POINTER_REGNUM.
10933 (mark_set_1): Ditto.
10934 (mark_used_regs): Ditto.
10936 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
10938 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
10939 (GOT_PCREL): New macro. Define to 1 if not already defined.
10940 * arm/elf.h (GOT_PCREL): Define to 0.
10941 * arm.c (arm_finalize_pic): Take into account the setting of
10944 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
10946 * output.h (STRIP_NAME_ENCODING): Provide default definition.
10947 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
10949 * flow.c (mark_set_1): Do not record BLKmode stores as dead
10950 store elimination candidates.
10952 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
10954 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
10957 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
10959 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
10960 Add use of x-aix41-gld.
10962 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
10964 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
10965 (ASM_OUTPUT_DESTRUCTOR): Define.
10967 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
10969 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
10970 last CODE_LABEL in a loop if we have previously passed a jump
10971 to the top of the loop.
10973 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
10975 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
10976 applying Philip's patch.
10978 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
10980 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
10983 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
10985 * loop.c (strength_reduce): Grow reg_single_usage as needed.
10987 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
10989 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
10990 Also remove a useless comment.
10992 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10994 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
10996 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
10998 * collect2.c (main): Only generate import or export file and add
10999 to link arguments if non-empty. Use xmalloc not alloca.
11000 (write_{export,import}_file): Delete.
11001 (write_aix_file): New function.
11002 (locatelib): Use xmalloc not malloc.
11003 (GCC_OK_SYMBOL): Do not check type if aix64.
11005 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11007 Based on patch by Scott Bambrough and Pat Beirne:
11008 * config/arm/arm.c (making_const_table): New variable.
11009 * config/arm/arm.h (making_const_table): Declare.
11010 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11012 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11013 Keep track of when we are building the constant table.
11015 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11017 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11020 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11022 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11025 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11027 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11030 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11032 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11034 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11036 * rs6000.c (output_mi_thunk): Enable full support again.
11038 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11040 * sh.h (BRANCH_COST): Define.
11042 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11044 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11046 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11048 * function.c (assign_stack_local): Align stack slot propertly.
11049 (assign_outer_stack_local): Likewise.
11051 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11053 * expr.h (lang_expand_constant): Declare.
11054 * toplev.c (lang_expand_constant): Define it.
11055 * varasm.c (output_constant): Use it.
11057 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11059 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11060 Change function definitions to K&R style.
11062 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11064 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11066 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11068 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11069 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11070 (several places): omit static initialization
11071 (process): use single fd, since only the read fd is used
11072 * fixinc/gnu-regex.c: define 'const' away, if not supported
11073 * fixinc/procopen.c(several places): omit static initialization
11074 * fixinc/server.c: define 'volitile' away, if not supported
11076 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11078 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11079 asm_fprintf and %L to generate the label name.
11080 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11081 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11083 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11085 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11086 insn for a conditional jump can not be found.
11088 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11090 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11091 on variables in specific sections other than .sbss and .sdata.
11093 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11095 * stmt.c (expand_return): Call start_cleanup_deferral and
11096 end_cleanup_deferral around conditional code.
11098 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11100 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11101 filename lists. Utilizes new "krstr" AutoGen function.
11102 * fixinc/fixincl.x: Rebuilt.
11104 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11106 * i386.c (output_float_compare): Avoid GNU-C extensions.
11108 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11110 * version.c: Bump to distinguish mainline tree from the
11113 See ChangeLog.1 for earlier changes.
11116 add-log-time-format: current-time-string