1 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
3 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
6 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
8 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
9 notes when presented with "if (foo) break; end_of_loop" and
10 the break sequence gets moved out of the loop.
12 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
13 Remove explicit zero initializations of entries within MAP.
15 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
17 * reg-stack.c (convert_regs_1): Handle EH edges specially.
19 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
21 * bitmap.h (BITMAP_XMALLOC): New macro.
22 * flow.c (CLEAN_ALLOCA): Remove.
23 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
24 (life_analysis): Likewise.
25 (update_life_info): Don't use CLEAN_ALLOCA.
26 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
27 (calculate_global_regs_live): Likewise.
28 (print_rtl_with_bb): Likewise.
29 (verify_flow_info): Likewise.
30 * global.c (global_alloc): Likewise.
31 (global_conflicts): Likewise.
32 * integrate.c (save_for_inline_nocopy): Likewise.
33 (expand_inline_function): Likewise.
34 * jump.c (jump_optimize_1): Likewise.
35 (duplicate_loop_exit_test): Likewise.
36 (thread_jumps): Likewise.
37 * loop.c (loop_optimize): Likewise.
38 (combine_givs): Likewise.
39 (recombine_givs): Likewise.
40 * reorg.c (dbr_schedule): Likewise.
42 * combine.c (combine_instructions): Use xmalloc instead of alloca.
44 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
46 * toplev.c (rest_of_compilation): Don't optimize the CFG
47 when rebuilding, just before dbr.
49 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
51 * output.h (assemble_end_function, assemble_destructor,
52 assemble_constructor, assemble_gc_entry, assemble_global,
53 assemble_label, output_constant_pool) Constify a char*.
55 * varasm.c (assemble_destructor, assemble_constructor,
56 assemble_gc_entry, assemble_end_function, assemble_global,
57 assemble_label, output_constant_pool): Likewise.
59 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
61 * config/arm/thumb.c (thumb_expand_prologue): Add comments
62 explaining what is goin on in this function.
64 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
66 * regclass.c (record_reg_classes): In matching case, recompute
67 costs since the direction of movement is different.
69 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
71 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
73 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
74 (sys/mman.h): Include this file only if #HAVE_MMAP.
75 (run_compiles): Initialize `esac_fmt' with one old KR string, not
76 with automatically concatenated ANSI strings.
78 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
80 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
81 (DIV_ROUND_UP): Robustify.
82 (ggc_recalculate_in_use_p): New function.
83 (release_pages): Don't inline it.
84 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
86 (ggc_pop_context): Use ggc_recalculate_in_use_p.
87 (clear_marks): Always save in_use_p.
88 (sweep_pages): Use ggc_recalculate_in_use_p.
89 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
90 Release pages before counting statistics.
92 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
94 * toplev.c (rest_of_compilation): Fix thinko in this change:
96 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
98 (rest_of_compilation): If inside an inlined external function,
99 pretend we are just being declared.
101 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
103 * flow.c (calculate_global_regs_live): Fix thinko.
105 * integrate.c (expand_inline_function): Fix bugs in previous
106 change from Oct 28, 1999.
108 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
110 * stmt.c (expand_value_return): Fix typo in this change:
112 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
113 (expand_value_return): Correctly convert VAL when promoting function
114 return; support RETURN_REG being a PARALLEL.
116 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
118 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
120 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
122 * hard-reg-set.h (reg_names): Constify a char*.
124 * regclass.c (reg_names): Likewise.
126 * regs.h (reg_names): Likewise
128 * a29k/a29k.c (reg_names): Delete declaration.
130 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
132 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
133 arc_output_function_epilogue): Likewise.
135 * elxsi/elxsi.c (reg_names): Likewise.
137 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
139 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
142 * m88k/m88k.c (output_function_profiler): Likewise.
144 * sparc/sparc.c (sparc_flat_output_function_prologue,
145 sparc_flat_output_function_epilogue): Likewise.
147 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
149 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
150 warning from -Wuninitialized and put it under -W.
151 * function.c (uninitialized_vars_warning): Warn only when the
152 corresponding flag is set.
154 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
156 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
157 is nonzero and the single set does not have an elt, then assign
160 * simplify-rtx.c: New file.
161 * Makefile.in (OBJS): Add simplify-rtx.o
162 (simplify-rtx.o): Add dependencies.
163 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
164 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
165 (cse_gen_binary, simplify_unary_operation): Delete.
166 (simplify_binary_operation, simplify_plus_minus): Likewise.
167 (check_fold_consts, simplify_relation_operation): Likewise.
168 (simplify_ternary_operation): Likewise.
169 (delete_trivially_dead_insns): Simplify the contents of the
170 REG_EQUAL note before trying to substitute it into the source
171 of the reg-reg copy at the end of a libcall sequence.
173 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
174 references/callers changed.
176 * mn10200.c (mn10200_va_arg): Force the return value into a
179 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
181 * cccp.c (macroexpand): Avoid out of range accesses for omitted
184 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
186 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
188 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
190 * fold-const.c (fold): Fix thinko when optimizing comparisons
193 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
195 * gcc.texi (Passes): Update front-end files to their current
198 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
200 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
201 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
202 (PREDICATE_CODES): Add addition_operation.
203 * alpha-protos.h (addition_operation): Declare.
204 (secondary_reload_class): Likewise.
205 * alpha.c (addition_operation): New.
206 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
207 * alpha.md (adddi3): Turn into expander.
208 (*lda, *adddi_2): New.
209 (movsf, movdf patterns): Don't preference integer regs.
210 (movsi, movdi patterns): Don't preference fp regs.
212 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
214 * genrecog.c (write_switch): Check for duplicate CODE cases.
216 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
218 * ggc-common.c: Update pre-function commentary.
219 * ggc-page.c: Likewise.
221 (poison_pages): Use memset directly.
222 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
223 (ggc_collect): Poison before sweeping.
224 * ggc-simple.c: Update pre-function commentary.
225 (ggc_alloc_obj): Poison non-zeroed memory.
227 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
229 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
230 match format string, even on 64-bit hosts.
231 * gcc-page.c (ggc_page_print_statistics): Likewise.
233 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
235 * config/i386/i386.c (ix86_cpu): Revert last patch.
236 * config/i386/i386.h (ix86_cpu): Ditto.
238 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
240 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
241 TYPE_SIZE, convert type of result to sizetype.
243 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
245 * flow.c (count_or_remove_death_notes): Equate NULL with the
248 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
249 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
252 * i386.c (pic_label_no): Delete.
253 (ix86_attr_length_default): Don't use single_set to peek
256 * recog.c (peephole2_optimize): Allow recog_next_insn to index
257 the first insn after bb->end.
258 * i386.md (push mem peeps): Scratch is live after evaluation
260 (cmp mem peep): Similarly.
262 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
264 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
265 * function.c (pad_to_arg_alignment): Add missing braces.
267 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
269 * alpha/alpha-protos.h (literal_section): Add prototype.
270 (alpha_need_linkage, alpha_start_function,alpha_end_function):
273 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
275 (alpha_start_function, alpha_end_function, float_strings,
276 alpha_need_linkage): Constify a char*
278 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
280 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
282 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
284 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
286 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
288 * flow.c (debug_flow_info): Add prototype.
290 * gcc.c (main): Likewise.
292 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
295 * reload1.c (failed_reload, set_reload_reg): Likewise.
297 * mips-tfile.c (main): Likewise.
298 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
299 with ATTRIBUTE_NORETURN.
301 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
303 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
304 DECL is not a memory ref.
306 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
308 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
309 * config/i386/i386.c (ix86_cpu): Add extern attribute.
311 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
313 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
314 * config/mips/elf64.h: ditto.
316 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
318 * expr.c (emit_push_insn): New argument alignment_pad.
319 Update all callers. Adjust stack pointer based on alignment pad.
320 * function.c (pad_to_arg_alignment): New argument alignment_pad.
321 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
322 (locate_and_pad_parm): New argument alignment_pad. Update all
324 * expr.h (emit_push_insn): Update prototype.
325 (locate_and_pad_parm): Update prototype.
326 * calls.c (arg_data): Add new field alignment_pad.
327 (initialize_argument_information): Initialize alignment_pad.
329 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
331 * except.c (free_eh_nesting_info): Free the info itself.
332 * function.c (free_after_compilation): Don't free NULL.
333 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
334 (pre_edge_insert): Free inserted.
335 * stmt.c (free_stmt_status): Don't free NULL.
337 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
339 * gcov.c (DIR_SEPARATOR): Provide default.
340 (output_data): Add test for MS-DOS format absolute filename.
341 (fancy_abort): Correct program name.
342 (open_files): Open all files in binary mode.
343 * libgcc2.c (__bb_exit_func): Likewise.
345 * profile.c (init_branch_prob): Specify binary when opening files.
347 * flags.h (flag_unwind_tables): New decl.
348 * toplev.c (flag_unwind_table): New definition.
349 (f_options): Add -funwind-tables.
350 (decode_g_option): Clarify warning when unknown -g option is given.
351 (rest_of_compilation): If inside an inlined external function,
352 pretend we are just being declared.
354 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
355 (dwarf2out_frame_finish): Likewise.
357 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
359 * fold-const.c (merge_ranges): In not in0, but in1, handle
360 upper bounds equal like subset case.
362 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
364 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
365 passed in a register but moved to the stack.
367 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
369 * gcc.c (pass_exit_codes, greatest_status): New variables.
370 (struct option_map): Add entry for "--pass-exit-codes".
371 (execute): Update greatest_status if error.
372 (display_help): Add documentation for -pass-exit-codes.
373 (process_command): Handle -pass-exit-codes.
374 (main): Look at pass_exit_codes and greatest_status on call to exit.
376 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
378 * reload.c (find_reloads): Refine test for no input reload
379 case to not includes reloads emitted after insn.
381 * function.c (find_temp_slots_from_address): Handle sum involving
382 a register that points to a temp slot.
383 (update_temp_slot_address): Make recursive call if both old and
384 new are PLUS with a common operand.
385 * calls.c (expand_call): Mark temp slot for result as having
388 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
390 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
391 component as well as "BINUTILS".
393 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
394 * integrate.c (copy_rtx_and_substitute): Likewise.
395 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
397 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
399 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
400 gdb extensions, write size of type; also be more consistent
401 in using references when this is a subtype.
403 * pa.md (extv, extzv, insv): Use define_expand to reject constant
404 that is out of range.
406 * loop.c (unknown_constant_address_altered): New variable.
407 (prescan_loop): Initialize it.
408 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
409 (invariant_p, case MEM): Remove handling for volatile and readony;
410 check new variable if readonly.
411 (check_dbra_loop): Chdeck unknown_constant_address_altered.
413 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
414 (addr_affects_sp_p): Removed from note_mem_written and only
415 define #ifdef AUTO_INC_DEC.
417 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
419 * regclass.c (record_reg_classes): Properly handle register move
422 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
423 Don't think valid if both operands are invalid.
424 (struct constant_descriptor): New field RTL.
425 (mark_const_hash_entry): Mark it.
426 (record_constant{,_rtx}): Initialize it.
427 (output_constant_def): Allocate RTL in permanent obstack and
429 ({record,compare}_constant_1): Modes must match for
430 CONSTRUCTOR of ARRAY_TYPE.
432 * c-common.h (initializer_constant_valid_p): Delete decl from here.
433 * output.h (initializer_constant_valid_p): Move decl to here.
434 * c-common.c (initializer_constant_valid_p): Delete function from here.
435 * varasm.c (initializer_constant_valid_p): Move function to here.
437 * tree.h (STRIP_SIGN_NOPS): New macro.
438 * fold-const.c (optimize_minmax_comparison): New function.
439 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
440 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
441 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
442 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
443 widening conversions.
444 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
445 to look at size of mode, not precision of type; also add missing cases.
446 (optimize_bit_field_compare, decode_field_reference): Don't try to
447 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
449 * dwarf2out.c (ctype.h): Include.
450 (dwarf2out_set_demangle_name_func): New function.
451 (size_of_line_info): Deleted.
452 (output_line_info): Compute size of line info table from difference
454 (base_type_die, add_name_attribute): Call demangle function, if any.
455 (field_byte_offset): Use bits per word for variable length fields.
456 (gen_array_type_die): Add array name.
457 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
458 (dwarf2out_add_library_unit_info): New function.
460 * explow.c (set_stack_check_libfunc): New function.
461 (stack_check_libfunc): New static variable.
462 (probe_stack_range): Allow front-end to set up a libfunc to call.
464 * combine.c (simplify_comparison): When making comparison in wider
465 mode, check for having commuted an AND and a SUBREG.
466 (contains_muldiv): New function.
467 (try_combine): Call it when dividing a PARALLEL.
468 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
469 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
471 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
472 use one of the CLOBBERs instead.
473 (if_then_else_cond): If comparing against zero, just return thing
476 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
477 Don't generate shifts and subtract if have conditional arithmetic.
479 * rtl.h (delete_barrier): New declaration.
480 * jump.c (jump_optimize): Set up to handle conditional call.
481 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
482 (delete_barrier): New function.
484 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
486 * recog.c (nonmemory_operand): Accept ADDRESSOF.
488 * tree.c (build_type_attribute_variant): Push to obstack of
489 ttype around type_hash_canon call.
491 * expr.c (placeholder_list): Move decl to file scope.
492 (expand_expr): Don't force access to volatile just because its
494 If ignoring reference operations, just expand the operands.
495 (expand_expr, case COMPONENT_REF): Propagate
496 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
497 Refine test for using bitfield operations vs pointer punning.
498 (expand_expr, case CONVERT_EXPR): If converting to
499 BLKmode UNION_TYPE from BLKmode, just return inner object.
500 Use proper mode in store_field call.
501 Properly set sizes of object to store and total size in store_field
502 call for convert to union.
503 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
504 memory (like for ADDR_EXPR). Also, don't put constant in register if
505 we'll want it in memory.
506 (readonly_fields_p): New function.
507 (expand_expr, case INDIRECT_REF): Call it if LHS.
508 (expand_assignment): Handle a RESULT_DECL where
509 DECL_RTL is a PARALLEL.
510 (do_jump, case WITH_RECORD_EXPR): New case.
511 (get_inner_reference): Always go inside a CONVERT_EXPR
512 and NOP_EXPR if both modes are the same.
513 (store_field): Use bitfield operations if size of bitsize is not same
514 as size of RHS's type.
515 Check for bitpos not a multiple of alignment in BLKmode case.
516 Do block move in largest possible alignment.
517 (store_constructor): Set BITSIZE to -1 for variable size and properly
518 in case of array of BLKmode.
519 (expand_expr_unaligned): New function.
520 (do_compare_and_jump): Call it.
522 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
523 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
524 does not include 'o'.
526 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
527 both SET_DEST and SET_SRC reference a virtual register.
528 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
530 * integrate.c (expand_inline_function): Handle case of setting
531 virtual stack vars register (from built in setjmp); when parameter
532 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
533 (subst_constant): Add new parm, MEMONLY.
534 (expand_inline_function, integrate_parm_decls): Pass new parm.
535 (integrate_decl_tree): Likewise.
536 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
537 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
538 (copy_rtx_and_substitute, case SET): Add explicit calls to
539 copy_rtx_and_substitute for both sides.
541 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
543 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
544 within INDEX_TYPE, instead of before.
545 (fixup_gotos): Use f->target_rtl, not the next insn,
546 since latter may be from a later fixup.
547 (expand_value_return): Correctly convert VAL when promoting function
548 return; support RETURN_REG being a PARALLEL.
549 (expand_return): When checking for result in regs and having
550 cleanup, consider PARALLEL in DECL_RTL as being in regs.
552 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
554 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
555 last_nominal_fname): Mark const.
556 (struct include_hash: name, nshort, control_macro): Mark
558 (struct macrodef: symnam): Mark const.
559 (struct if_stack: fname): Mark const.
560 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
561 (IStable): New character-syntax array which encompasses all
562 the old is_foo arrays.
563 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
564 is_space): New macros for interrogating IStable.
565 (check_macro_name): Kill last argument. All callers changed.
567 * cppinit.c (initialize_char_syntax): Delete.
568 (is_idchar, is_idstart, is_hor_space, is_space,
569 trigraph_table): Delete.
570 (IStable): New. Initialize with clever macros to avoid
571 information duplication.
572 (builtin_array): Table of builtins to get rid of explicit list
573 in initialize_builtins.
574 (initialize_builtins): Use builtins_array.
575 (cpp_start_read): Call init_IStable, and set IStable['$'] if
576 opts->dollars_in_ident.
578 * cppexp.c: Change all refs to is_xyz[] arrays to use new
580 (cpp_parse_expr): Avoid 'format string is not constant'
581 warning. Use ISGRAPH to identify printable chars.
582 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
584 (read_and_prescan): Map trigraphs to chars with open-coded
585 if-else-if-... sequence, not a lookup table.
586 * cpphash.c: Change all refs to is_xyz[] arrays to use new
588 * cpplib.c: Change all refs to is_xyz[] arrays to use new
589 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
590 (check_macro_name): Remove ability to report an invalid
591 assertion name, which is never used.
592 (do_line): Constify a couple of char *'s.
593 * cppmain.c (main): Call cpp_cleanup before returning.
595 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
597 * ggc.h (struct ggc_statistics): New type.
598 (ggc_get_size): New function.
599 (ggc_print_statistics): Likewise.
600 * ggc-common.c (ggc_stats): New variable.
601 (ggc_mark_rtx_children): Keep statistics.
602 (ggc_mark_tree_children): Likewise.
603 (ggc_print_statistics): New function.
604 * ggc-page.c (struct globals): Add bytes_mapped field.
605 (alloc_anon): Update it.
606 (release_pages): Likewise.
607 (ggc_get_size): New function.
608 (ggc_page_print_statistics): New function.
609 * ggc-simple.c (ggc_get_size): New function.
611 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
613 * flow.c (propagate_block): When the last reference to a label
614 before an ADDR_VEC is deleted because the reference is a dead
615 store, delete the ADDR_VEC.
617 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
619 * resource.c (find_free_register): Don't use the frame pointer
620 if frame_pointer_needed.
622 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
624 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
625 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
627 * config/i960/i960.c (i960_va_start): New locals base, num.
628 Use INDIRECT_REF instead of ARRAY_REF on valist.
629 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
631 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
633 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
635 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
637 * tree.def (PLACEHOLDER_EXPR): Update comments.
639 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
641 * c-common.c (check_format_info): Avoid non-literal format string
642 warnings when `first_arg_num' is zero.
644 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
646 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
648 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
650 * arm.md (casesi_insn): Add a clobber of the condition code
653 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
655 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
656 used by both cc1 and cc1plus.
658 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
660 * config/arm/arm.c: Initialise arm_structure_size_boundary to
661 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
662 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
663 to the value 32 if it has not already been defined.
664 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
665 Override definition in arm.h with a value of 8.
667 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
669 * c-pragma.c (push_alignment): Don't check the return value
672 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
674 * sparc.h (ADJUST_COST): Fix thinko.
676 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
678 * cccp.c (rescan): Fixed obp pointer handling around call to
679 check_expand subroutine.
681 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
683 * gcse.c (delete_null_pointer_checks): Only record non-null info
684 for pseudos when examining stores.
686 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
687 splitters for these patterns. Use "#" for output templates.
688 (addsi3_carryin_shift): New pattern.
690 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
692 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
693 of the function return register into a plain REG until
694 after function inlining is done.
696 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
698 * jump.c (jump_optimize_1): If we did cross-jumping, and
699 the data will matter, rebuild the CFG.
700 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
701 not optimizing. Don't run shorten_branches.
702 * toplev.c (rest_of_compilation): Run shorten_branches after
705 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
707 * rtl.h (note_stores): Add additional paramter.
708 * rtlanal.c (reg_set_p_1): Take additional paramter.
709 (reg_set_last_1): Likewise.
710 (reg_set_p): Adjust call to note_stores.
711 (reg_set_last): Likewise.
712 (note_stores): Pass data parameter to worker function.
713 * alias.c (record_set): Take additional parameter.
714 (init_alias_analysis): Pass it.
715 * caller-save.c (mark_set_regs): Take additional parameter.
716 (save_call_clobbered_regs): Pass NULL to note_stores.
717 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
719 (record_dead_and_set_regs_1): Likewise.
720 (reg_dead_at_p_1): Likewise.
721 (combine_instructions): Adjust calls to note_stores.
722 (try_combine): Likewise.
723 (record_dead_insn): Remove.
724 (record_dead_and_set_regs): Adjust calls to note_stores.
725 (reg_dead_at_p): Likewise.
726 * cse.c (invalidate_skipped_set): Take additional parameter.
727 (cse_check_loop_start): Likewise.
728 (cse_check_loop_start_value): Remove.
729 (cse_set_around_loop): Adjust calls to note_stores.
730 * flow.c (notice_stack_pointer_modification): Take additional
731 parameter. Remove duplicate declaration.
732 (record_volatile_insns): Adjust calls to note_stores.
733 * gcse.c (record_set_info): Take additional parameter.
734 (record_last_set_info): Likewise.
735 (invalidate_nonnull_info): Likewise.
736 (record_set_insn): Remove.
737 (compute_sets): Adjust calls to note_stores.
738 (last_set_insn): Remove.
739 (compute_hash_table): Adjust calls to note_stores.
740 (insert_insn_end_bb): Likewise.
741 (delete_null_pointer_checks): Likewise.
742 * global.c (mark_reg_store): Take additional parameter.
743 (mark_reg_clobber): Likewise.
744 (reg_becomes_live): Likewise.
745 (global_conflicts): Adjust calls to note_stores.
746 (build_insn_chain): Likewise.
747 * integrate.c (note_modified_parmregs): Take additional parameter.
748 (mark_stores): Likewise. Make it static.
749 (save_for_inline_nocopy): Adjust calls to note_stores.
750 (try_constants): Likewise.
751 * integrate.h (mark_stores): Remove declaration.
752 * jump.c (mark_modified_reg): Take additional parameter.
753 (thread_jumps): Adjust calls to note_stores.
754 * local-alloc.c (validate_equiv_mem_from_store): Take additional
756 (no_equiv): Likewise.
757 (reg_is_set): Likewise.
758 (validate_equiv_mem): Adjust calls to note_stores.
759 (update_equiv_regs): Likewise.
760 (block_alloc): Likewise.
761 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
762 (note_addr_stored): Take additional parameter.
763 (note_set_pseudo_multiple_uses): Likewise.
764 (record_initial): Likewise.
765 (prescan_loop): Adjust calls to note_stores.
766 (strength_reduce): Likewise.
767 (check_dbra_loop): Likewise.
768 * regmove.c (flags_set_1): Take additional paramter.
769 (mark_flags_life_zones): Adjust calls to note_stores.
770 * reload1.c (mark_not_eliminable): Take additional parameter.
771 (forget_old_reloads_1): Likewise.
772 (reload_cse_invalidate_rtx): Likewise.
773 (reload_cse_check_clobber): Likewise.
774 (reload_combine_note_store): Likewise.
775 (move2add_note_store): Likewise.
776 (reload): Adjust calls to note_stores.
777 (reload_as_needed): Likewise.
778 (emit_reload_insns): Likewise.
779 (reload_cse_regs_1): Likewise.
780 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
781 (reload_combine): Adjust calls to note_stores.
782 * resource.c (update_live_status): Take additional paramter.
783 (mark_target_live_regs): Adjust calls to note_stores.
784 * stupid.c (find_clobbered_regs): Take additional parameter.
785 (stupid_life_analysis): Adjust calls to note_stores.
787 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
789 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
792 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
795 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
796 of the variable arm_structure_size_boundary.
798 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
800 * alias.c (init_alias_analysis): Allocate reg_known_value and
801 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
803 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
804 * cse.c (cse_main): Call end_alias_analysis.
805 * haifa-sched.c (schedule_insns): Likewise.
806 * local-alloc. (update_equiv_regs): Likewise.
807 * reload1.c (reload_cse_regs): Likewise.
809 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
811 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
812 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
813 mapping from MASK_FPU.
815 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
817 * sparc.md (call): Don't bound structure return size to 0xfff.
819 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
821 * resource.c (mark_target_live_regs): Check that the target
822 insn wasn't created after compute_bb_for_insn.
824 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
826 * ggc-page.c (poison_pages): Don't be overzealous.
828 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
830 * alias.c: Update comments for ADDRESS.
831 (nonlocal_reference_p): Look inside the ADDRESS to determine if
832 it is a local memory reference.
834 * c-typeck.c (build_function_call): Check that the built-in
835 function is of class BUILT_IN_NORMAL before trying to recongize
837 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
838 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
840 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
842 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
844 (pre_gcse): Likewise.
845 (hoist_expr_reaches_here_p): Likewise.
846 (hoist_code): Likewise.
847 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
849 (pre_expr_reaches_here_p_work): ... here.
850 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
852 (expr_reaches_here_p_work): ... here.
854 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
856 * resource.c (find_basic_block): Delete.
857 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
858 (init_resource_info): Call compute_bb_for_insn.
860 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
862 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
863 with already adjacent blocks, but no fallthru.
864 (merge_blocks_move_successor_nojumps): Simplify.
865 (debug_flow_info): New.
867 * toplev.c (rest_of_compilation): Open jump1 dump file before
868 jump and close after, as opposed to just using dump_rtl.
870 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
872 * reload.h (earlyclobber_operand_p): Declare.
873 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
874 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
875 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
876 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
878 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
879 Richard Henderson <rth@cygnus.com>
881 * emit-rtl.c (emit_block_insn_before): New.
882 (emit_block_insn_after): New.
883 * basic-block.h: Declare them.
885 * bitmap.h: Protect from multiple inclusion.
887 * recog.c (scratch_operand): Handle VOIDmode correctly.
889 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
891 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
892 * function.c (assign_parms): Likewise.
893 * global.c (global_conflicts): Clarify STACK_REGS commentary.
895 * reg-stack.c (max_uid): Remove.
896 (blocks, block_begin, block_end, block_drops_in): Remove.
897 (block_stack_in, block_out_reg_set, block_number): Remove.
898 (struct block_info_def, BLOCK_INFO): New.
899 (enum emit_where): New.
900 (current_block): New.
902 (mark_regs_pat, record_label_references): Remove.
903 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
905 (goto_block_pat, print_blocks, dump_stack_info): Remove.
906 (reg_to_stack): Simplified test for existance of fp code. Use
907 flow.c code. Call shorten_branches after cross-jump opt.
908 (check_asm_stack_operands): Renamed from record_asm_reg_life.
909 Return false if the asm doesn't use stack regs. Don't do life
911 (emit_pop_insn): Replace function pointer arg `when' with
912 enum `where'. Update all callers.
913 (change_stack): Likewise. Update basic block end.
914 (emit_swap_insn): Use current_block->head to limit reverse search
915 for start of block. Use emit_block_insn_after.
916 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
917 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
918 structure assignment instead of bcopy.
920 (convert_regs_entry, convert_regs_exit): New.
921 (convert_regs_1, convert_regs_2): Split out from convert_regs.
922 Work on basic blocks and the CFG.
923 (convert_regs): Use them.
925 * i386.c (output_fix_trunc): Remove code for DImode input operand
927 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
929 (fix_truncdi_1): Allow any mode scratch.
931 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
933 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
934 * linux.h, netbsd.h, vms.h: Not here.
936 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
938 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
939 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
940 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
941 CONDITIONAL_REGISTER_USEAGE): Use them.
942 * config/mips/mips.c (mips_move_1word,mips_move_2words,
943 gen_conditional_branch,override_options) : Use them.
944 * config/mips/mips.md : Use them.
946 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
948 * i386.md (zero_extendqihi2): Use SImode register name with andl.
950 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
952 * integrate.c (function_cannot_inline_p): Don't allow inlining
955 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
957 * c-parse.in (cast_expr): Constify.
959 * cccp.c (special_symbol): Likewise.
961 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
963 * dwarf2out.c (base_type_die): Likewise.
965 * global.c (allocno_compare): Likewise.
967 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
969 * regclass.c (fix_register): Likewise.
971 * rtl.h (fix_register): Likewise.
973 * stupid.c (stupid_reg_compare): Likewise.
975 * toplev.c (decode_f_option): Likewise.
977 * tree.c (build_complex_type): Likewise.
979 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
981 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
983 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
985 * reload.c (find_reloads): Compute mode and nregs fields of all
987 * reload1.c (calculate_needs_all_insns): Simplify a bit.
988 (calculate_needs): Use precomputed mode/nregs values.
989 (allocate_reload_reg): Likewise.
991 (failed_reload, set_reload_reg): ... new functions.
992 (choose_reload_regs_init): New function, mostly broken out from...
993 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
994 Also lose one #if 0 block.
996 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
998 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1001 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1003 * tree.h (BLOCK_TYPE_TAGS): Remove.
1004 (BLOCK_END_NOTE): Likewise.
1005 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1006 (BLOCK_LIVE_RANGE_START): Likewise.
1007 (BLOCK_LIVE_RANGE_END): Likewise.
1008 (tree_block): Remove live_range_flag, live_range_var_flag, and
1009 type_tags. Remove end_note, live_range_start, and live_range_end.
1010 (remember_end_note): Remove prototype.
1011 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1012 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1014 * ggc-common.c (ggc_mark_tree_children): Don't mark
1015 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1016 * integrate.c (adjust_copied_decl_tree): Remove.
1017 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1018 * stmt.c (last_block_end_note): Remove.
1019 (init_stmt): Don't add a GC root for it.
1020 (expand_fixup): Don't set it.
1021 (remember_end_note): Remove.
1022 (expand_end_bindings): Don't set last_block_end_note.
1024 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1026 * reload1.c (reload_reg_free_for_value_p): Show
1027 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1030 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1032 * expmed.c (extract_bit_field): Allow for the case of non-integer
1033 objects that are smaller than a word (like SFmode on a 64-bit
1036 * loop.c (basic_induction_var): A non-integer variable which is
1037 being set by a paradoxical subreg is probably not a biv.
1039 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1041 * prefix.c (translate_name) Check for empty prefix string.
1043 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1045 * Makefile.in (CPP_CROSS_NAME): New variable.
1046 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1048 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1049 names of the files to be uninstalled.
1051 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1053 * collect2.c (IS_DIR_SEPARATOR): Define.
1054 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1056 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1059 * haifa-sched.c (add_dependence): Update the true dependency
1060 cache the first time we add a true dependence to the LOG_LINKS chain.
1062 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1064 * fold-const.c (fold): Fix comment.
1066 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1068 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1069 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1070 dbxout_start_new_source_file, dbxout_source_file,
1071 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1072 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1074 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1075 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1076 (dbxout_block): Initialize variable `blocknum'.
1078 * dbxout.h (dbxout_init, dbxout_finish,
1079 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1080 dbxout_args, dbxout_source_line): Constify a char*.
1082 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1083 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1084 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1085 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1086 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1087 src_info_attribute, mac_info_attribute, producer_attribute,
1088 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1089 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1090 dwarfout_undef): Constify a char*.
1091 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1093 * dwarfout.h (dwarfout_define, dwarfout_undef,
1094 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1096 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1098 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1099 (MULTILIB_ISA_DEFAULT): New.
1100 (MULTILIB_DEFAULTS): Use it.
1101 * config/mips/mips.c (): Remove the now unnecessary definition
1102 of MIPS_ISA_DEFAULT.
1103 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1104 unnecessary definition.
1106 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1108 * arm.md (pic_load_addr): Add constraints to operand 1.
1110 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1112 * fixinc/genfixes: Provide a means for specifying -D options to
1115 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1117 * arm.c (arm_override_options): Correct initialization of
1118 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1119 arm_is_strong, and arm_is_6_or_7.
1121 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1122 (note_set_pseudo_multiple_uses): New function.
1123 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1124 if a pseudo set in the loop exit is used elsewhere.
1126 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1128 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1130 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1132 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1133 a single load-address pattern.
1135 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1137 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1138 depending on whether or not line-number notes are present.
1140 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1142 * cccp.c (progname, file_buf, default_include, include_file,
1143 macrodef, definition, hashval, wchar_type, user_label_prefix,
1144 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1145 expand_to_temp_buffer, is_system_include, base_name,
1146 absolute_filename, read_name_map, open_include_file,
1147 record_control_macro, check_precompiled, check_preconditions,
1148 pcfinclude, pass_thru_directive, create_definition,
1149 check_macro_name, comp_def_part, collect_expansion,
1150 check_assertion, read_token_list, assertion_install,
1151 assertion_lookup, eval_if_expression, conditional_skip,
1152 validate_else, skip_quoted_string, quote_string, macarg1,
1153 error_from_errno, install, lookup, hashf, dump_defn_1,
1154 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1155 check_white_space, rescan, handle_directive, monthnames,
1156 special_symbol, do_include, remap_include_file, write_output,
1157 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1158 do_ident, do_sccs, do_xifdef, skip_if_group,
1159 output_line_directive, macroexpand, macarg, change_newlines,
1160 initialize_builtins, make_definition): Constify a char*.
1162 * pcp.h (stringdef): Likewise.
1164 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1166 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1169 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1170 Richard Henderson <rth@cygnus.com>
1172 * alias.c: Include ggc.h.
1173 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1174 (record_set): Verify enough room in reg_base_value.
1175 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1176 Register it as a GC root.
1177 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1178 * Makefile.in (alias.o): Depend on ggc.h.
1180 * unroll.c (unroll_loop): Verify the insn before a barrier
1181 is a JUMP_INSN before checking JUMP_LABEL.
1183 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1185 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1186 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1187 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1188 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1189 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1190 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1192 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1194 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1196 * alpha/alpha-interix.h (text_section): Delete prototype.
1197 * alpha/elf.h (text_section): Likewise.
1198 * arm/linux-elf.h (text_section): Likewise.
1199 * arm/linux-telf.h (text_section): Likewise.
1200 * c4x/c4x.h (text_section): Likewise.
1201 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1202 * elfos.h (text_section): Likewise.
1203 * i386/aix386ng.h (text_section): Likewise.
1204 * i386/i386-interix.h (text_section): Likewise.
1205 * i386/sco5.h (text_section): Likewise.
1206 * i386/svr3gas.h (text_section): Likewise.
1207 * nextstep.h (text_section): Likewise.
1208 * psos.h (text_section): Likewise.
1209 * ptx4.h (text_section): Likewise.
1210 * svr3.h (text_section): Likewise.
1211 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1213 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1215 * final.c (peephole): Delete prototype.
1217 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1218 (pre_insert_copies): Remove unused variable `bb'.
1220 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1223 * output.h (peephole): Add prototype.
1225 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1227 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1230 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1232 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1233 for inlined declarations.
1235 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1237 * arm.c (logical_binary_operator): New fucntion.
1238 * arm.h (logical_binary_operator): Declare it.
1239 (PREDICATE_CODES): Handle logical_binary_operator.
1240 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1241 output constraints. Add appropriate splitters.
1242 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1243 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1244 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1246 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1248 * genoutput.c (struct operand_data): New elt eliminable.
1249 (output_operand_data): Write it.
1250 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1251 (compare_operands): Take it into account.
1252 * recog.h (struct insn_operand_data): New elt eliminable.
1253 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1255 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1256 (eliminate_regs): Move code that detects changes to elimination
1257 target regs into new function elimination_effects.
1258 Delete one #if 0 block.
1259 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1260 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1261 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1262 Only call eliminate_regs for real operands of the insn, not for parts
1263 of its structure or parts matched by things like match_operator.
1264 Use elimination_effects and check_eliminable_occurrences. Use
1265 copy_insn to duplicate the pattern when not in the final pass.
1267 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1269 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1272 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1274 * fixinc/README: document the "mach" machine matching test
1275 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1276 * fixinc/fixtests.c: Implement the #else/#endif label test
1277 * fixinc/inclhack.def: utilize these tests and fixes
1278 * fixinc/inclhack.sh: regen
1279 * fixinc/fixincl.x: regen
1280 * fixinc/fixincl.sh: regen
1282 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1284 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1287 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1289 * gcc.1: Document exit codes.
1291 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1293 * calls.c: Include tm_p.h later, so everything we need is defined.
1295 * function.c: Likewise.
1297 * except.c: Include tm_p.h.
1299 * sparc.c: Likewise.
1300 (dwarf2out_cfi_label): Don't prototype.
1301 (check_return_regs, epilogue_renumber,
1302 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1303 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1304 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1305 ultra_schedule_insn): Add static prototype.
1306 (data_segment_operand, text_segment_operand): Call itself with the
1307 proper number of arguments.
1308 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1310 * sparc.h: Move all declarations to sparc-protos.h.
1311 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1314 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1316 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1318 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1319 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1320 ASM_OUTPUT_ASCII): Constify a char*.
1322 * sparc-protos.h: New file for sparc prototypes.
1324 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1326 * function.c (record_insns, contains): Always declare and define.
1327 (record_insns): Mark with ATTRIBUTE_UNUSED.
1329 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1331 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1332 to .section when outputting a .bss section to deal with multiple
1333 .bss input sections (as happens with -fdata-sections)
1334 Also output %progbits, not @progbits so the assembler doesn't treat as
1336 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1338 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1339 thumb parts even when building with non-thumb CPUs, by forcing
1342 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1344 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1345 (movdf_const_intreg_sp64): Similarly.
1347 * local-alloc.c (update_equiv_regs): Check the correct insn
1348 for pre-existing REG_EQUIV notes.
1350 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1352 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1353 block reached by a branch if we're not going to actually process
1356 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1358 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1359 a local extern function declaration.
1361 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1363 * i386.c (ix86_expand_prologue): Properly wrap USE around
1364 reg for CALL_INSN_FUNCTION_USAGE.
1366 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1368 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1369 move between GP_REGs.
1371 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1373 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1374 the mode size when finding out if an offset is legal.
1376 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1378 * basic-block.h (PROP_*): Move constants from ...
1380 (compute_bb_for_insn): Free the array before reallocating.
1381 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1382 (allocate_reg_life_data): Reset all reg variables collected by
1384 (get_block_head_tail): Don't convert from bb to block.
1385 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1386 (find_insn_reg_weight): Take block not bb.
1387 (schedule_block): Don't set block num for moved insns.
1388 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1389 (schedule_insns): Do it here instead.
1390 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1391 before update_life_info.
1392 * recog.c (split_all_insns, peephole2_optimize): Update for
1393 new arg to update_life_info.
1394 * rtlanal.c (remove_note): Cope with NULL note.
1395 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1398 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1400 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1402 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1403 block records so that merge_blocks_nomove will clean up correctly.
1404 (split_edge): Handle casesi insns.
1406 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1408 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1410 * pa.md (call, call_value): Do not emit a blockage after restoring
1413 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1415 * c-typeck.c (c_expand_asm_operands): Fix typo.
1417 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1419 * arm.c (fpu_rhs_operand): Verify modes.
1420 (fpu_add_operand): Likewise.
1421 (di_operand): Likewise.
1422 (soft_df_operand): Likewise.
1424 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1426 * arm.c (arm_return_in_memory): APCS rules state that the elements
1427 of a structure returned in a register must be 'integer-like'.
1429 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1431 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1432 in the source tree when the generated targets are out of date
1433 * fixinc/genfixes: Alter it to run individual fixes for make.
1434 * fixinc/README: rewrite
1435 * fixinc/inclhack.def: moved initial comments to README
1437 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1439 * toplev.c (main): Do not generate an error message if an
1440 unrecognised command line switch is recognisable by another
1441 language. If extra_warnings are enabled, then generate a
1442 warning message instead.
1444 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1446 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1447 (insert_pack_attributes): Delete prototype.
1449 * c-pragma.c (default_alignment): New static variable.
1450 (push_alignment): Initialize to current effective alignment.
1451 (pop_alignment): Use to set new alignment.
1452 (insert_pack_attributes): Delete function.
1453 (handle_pragma_token): Set default_alignment as well each time
1454 a #pragma pack(<n>) is encountered.
1456 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1458 * reg-stack.c (stack_result): Aggregates are not returned in
1461 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1463 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1465 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1467 * basic-block.h (set_block_num): Declare.
1468 * flow.c (update_life_info): Don't call compute_bb_for_insn
1469 or free_basic_block_vars.
1470 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1471 (insn_orig_block): Remove.
1472 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1473 (schedule_block): Keep BLOCK_NUM up-to-date.
1474 (schedule_insns): Use compute_bb_for_insn.
1475 * recog.c (split_all_insns): Likewise.
1476 (peephole2_optimize): Likewise.
1478 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1480 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1481 if the pic register is used.
1483 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1485 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1486 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1487 if that tests TREE_PERMANENT.
1489 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1491 * cse.c (invalidate_for_call): Do not remove memory references from
1492 the table here. It's handled elsewhere.
1494 * haifa-sched.c (add_dependence): Protect references to the
1495 true dependency cache with #ifdef INSN_SCHEDULING.
1496 (remove_dependence): Similarly.
1498 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1499 to the cfg code that this is a return instruction.
1500 * mn10300.md (return_internal): Similarly.
1502 * combine.c (get_last_value): If the last set of a register
1503 is after subst_low_cuid, then we can not use it to determine
1504 the register's last value.
1506 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1508 * Makefile.in: Back out previous change.
1510 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1512 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1514 * haifa-sched.c (add_dependence): Only check/update the cache
1516 (remove_dependence): Likewise.
1517 (schedule_insns): Only create the true_dependency_cache if the
1518 average number of instructions in a basic block is very large.
1520 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1522 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1523 (ggc-simple.o): Likewise.
1524 (ggc-page.o): Likewise.
1526 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1528 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1529 Prototype for exported functions.
1530 (pre_lcm, pre_rev_lcm): Remove prototypes.
1531 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1532 (compute_available): Move to lcm.c, and change parameter order.
1533 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1534 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1535 (gcse_main): No longer call compute_preds_succs. Rebuild the
1536 set table after reach pre pass.
1537 (pre_insert_map, pre_delete_map, edge_list): New.
1538 (alloc_pre_mem): Allocate edge vectors.
1539 (free_pre_mem): Delete edge vectors.
1540 (compute_pre_data): Call new edge based lcm routines.
1541 (process_insert_insn): New function.
1542 (insert_insn_end_bb): Use it.
1543 (pre_edge_insert): New function.
1544 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1546 (pre_insert_copies): Revamp using new edge based lcm outputs.
1547 (pre_delete): Likewise.
1548 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1550 (compute_code_hoist_vbeinout): New new edge based routines.
1551 * lcm.c: Remove all the old LCM functions. Replace with new ones
1552 that work with the new cfg datastructures and work with edges
1555 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1557 * reload.h (struct reload): Add new fields "mode" and "nregs".
1558 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1559 to reference the "mode" and "nregs" field within struct reload.
1561 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1563 * haifa-sched.c (true_dependency_cache): New.
1564 (add_dependence): Use the true dependency cache to avoid expensive
1565 walks down the LOG_LINKS dependency list. Add entries to the
1567 (remove_dependence): Remove entries from the true dependency cache
1569 (schedule_insns): Allocate and initialize and free the true
1572 * haifa-sched.c (schedule_insns): Do not remove inter-block
1573 dependencies anymore.
1575 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1577 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1578 * i386/t-winnt: Likewise.
1580 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1582 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1584 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1586 * Makefile.in (LANGUAGES): Omit "proto".
1587 (clean): Remove stale comment about removing unprotoize.c.
1589 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1591 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1592 using arithmetic on void pointers.
1594 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1596 * haifa-sched.c (compute_block_forward_dependencies): Only check
1597 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1599 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1601 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1602 (expr_equiv_p): Reject memories with different alias sets.
1604 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1606 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1607 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1608 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1609 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1610 (lang_init): Set default for flag_bounds_check if still "unspecified".
1612 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1614 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1616 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1618 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1621 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1623 * config/c4x/c4x.md (*db_noclobber,
1624 *decrement_and_branch_until_zero_noclobber): New patterns and
1625 associated splitters.
1627 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1629 * config/c4x/c4x.md (parallel instruction patterns): Rework
1630 constraints to keep reload happy.
1632 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1634 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1635 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1636 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1637 Add new patterns and associated post-reload splitters.
1639 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1641 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1643 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1645 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1647 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1649 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1651 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1654 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1656 * pa.c (move_operand): Rely on memory_address_p to determine the
1657 validity of non-indexed memory addresses.
1658 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1659 operand in DFmode and SFmode when generating PA2.0 code.
1661 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1663 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1665 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1667 * mips.c (function_prologue): Fix argument types.
1668 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1669 (casesi_internal): Write to the scratch register.
1671 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1673 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1675 (parse_charconst): Delete unnecessary cast when calling
1677 (cpplib.h): Kill prototype of cpp_parse_escape.
1679 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1681 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1682 * unroll.c (unroll_loop): Cast return value of alloca.
1683 * i370/i370.c: Include function.h and toplev.h.
1684 (i370_label_scan): Remove c++ commented abort.
1685 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1686 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1687 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1688 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1690 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1692 * config/t-freebsd: Do not override USER_H.
1693 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1695 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1696 Mumit Khan <khan@xraylith.wisc.edu>
1698 * c-parse.in (component_decl): Support anonymous struct/union.
1700 * c-parse.y: Regenerate.
1701 * c-parse.c: Likewise.
1702 * objc/objc-parse.y: Likewise.
1703 * objc/objc-parse.c: Likewise.
1704 * c-decl.c (finish_struct): Don't sort the fields.
1705 (field_decl_cmp): Delete unused function.
1707 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1709 * sparc.md (movsf_const_intreg): Revert last constraint change.
1710 (movdf_const_intreg_sp32): Likewise.
1712 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
1714 * cse.c: Include hashtab.h instead of splay-tree.h
1715 (struct cse_reg_info): No longer use variant union. Add new
1716 field "regno". All references changed to avoid union.
1717 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
1718 (free_cse_reg_info): Remove.
1719 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
1720 (get_cse_reg_info): Revamp to use expandable hash tables instead
1721 of splay trees. Initialize new fields in cse_reg_info structure.
1722 (new_basic_block): Similarly.
1724 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
1726 * genrecog.c (message_with_line): Prototype.
1727 (validate_pattern): Pass along the set for the dest, not a flag.
1728 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
1729 Check for PC/CC0 as sources.
1730 (nodes_identical): Check for children position match before
1731 allowing the combination.
1733 * rtl.c (read_rtx): Track line number across \\\n.
1735 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
1737 * mips.h (SPECIAL_MODE_PREDICATES): New.
1738 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
1739 (movdi+1, movsi+1): Add output reload constraint.
1740 (casesi_internal): Likewise. Fix commentary.
1741 (return_internal): Use pmode_register_operand.
1743 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
1745 * 1750a.md (movstrqi): Add missing output reload constraint.
1746 (call_value): Likewise.
1747 * a29k.md (cpxxx patterns): Add missing match_operator mode.
1748 (jmpfdec): Add missing inout reload constraint.
1749 * elxsi.md (addsi patterns): Add missing output reload constraint.
1750 (move from sp): Use @ alternates.
1751 (call_value): No constraint on output.
1752 * fr30.md (movsi_pop): Add missing output reload constraint.
1753 (movsf_constant_store): Likewise.
1754 (splits): Remove constraints.
1755 (subsi3): Add missing mode.
1756 * i370.md (cmpstrsi+1): Add missing output reload constraint.
1757 (call_value): Likewise.
1758 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
1759 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
1760 * m32r.md (movsicc_internal): Add output reload constraint.
1761 (movstrsi_internal): Add inout reload constraints.
1762 * m88k.h (reg_names): Don't declare.
1763 (SPECIAL_MODE_PREDICATES): New.
1764 * m88k.md (*): Use register_operand not reg_or_0_operand
1766 * mn10200.h (PREDICATE_CODES): New.
1767 * ns32k.md (ffs pattern): Add output reload constraint.
1768 * pdp11.md (sob pattern): Add inout reload constraint.
1769 * sh.md (splits): Remove constraints.
1770 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
1771 * v850.md (pattern_is_ok_for_epilogue): Likewise.
1772 * vax.md (jgequ pattern): Add inout reload constraint.
1774 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
1776 * configure.in (djgpp): Revert previous patch.
1777 * configure: Rebuit.
1778 * config/i386/djgpp.h: Revert previous patch.
1780 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
1782 * fixinc/inclhack.def: Restore patch lost during last merge of
1783 "no_bogosity" branch.
1784 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
1786 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
1788 * fixincludes: Add a HPUX 11 fix for inttypes.h.
1789 * fixinc/inclhack.def: Same.
1790 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
1792 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
1794 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
1795 as the base of a PLUS.
1797 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1799 * config/c4x/c4x.md: Define mode for remaining unspec operators.
1800 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
1802 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
1804 * pa.md (post_stw+1): Use pmode_register_operand.
1805 (dcacheflush, icacheflush): Likewise.
1807 * i386.md (movstricthi_1): Allow r/r.
1809 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
1811 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
1812 to (not (and (arg0) (arg1))). Similary for and.
1814 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
1815 falltrought to assocate code.
1816 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
1819 * combine.c (simplify_logical): Convert XOR to IOR if operands have
1820 no bits in common; remove XOR to ROTATE conversion.
1822 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1824 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
1826 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1828 * config/c4x/c4x.c (dst_operand): New.
1829 (PREDICATE_CODES): Update.
1830 * config/c4x/c4x.h (dst_operand): Declare it.
1831 * config/c4x/c4x.md: Define mode for each unspec usage.
1832 (move patterns): Use dst_operand predicate instead of src_operand.
1833 (movqi_update, movqf_update): Delete.
1835 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
1837 * recog.c (pmode_register_operand): New.
1838 * recog.h: Declare it.
1839 * genrecog.c (pred_codes): Likewise.
1840 (special_mode_pred_table): Likewise.
1841 (validate_pattern): Don't warn no mode for address_operand.
1843 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
1844 if the operand is not insn-like.
1846 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
1847 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
1849 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
1851 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
1853 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
1854 instead of general_operand in a SET_DEST. Use const_double_operand
1855 instead of an explicit test against CONST_DOUBLE.
1856 (movsf_const_lo): Add missing register mode.
1857 (goto_handler_and_restore): Add auxiliary test for Pmode.
1858 (flush): Adjust to use address_operand.
1859 (return_sf_no_fpu): Add missing output constraint.
1861 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
1863 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
1864 for call return value.
1865 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
1867 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
1869 * toplev.c (main): Only warn about options for other languages.
1870 * collect2.c (main): Pass -w to sub-gcc.
1872 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
1874 * flow.c (propagate_block): Add call-clobbered registers to
1877 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
1878 zapping mem_set_list.
1879 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
1880 (mark_set_1, mark_used_regs): Likewise.
1882 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
1884 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
1886 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1888 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
1889 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
1890 options. Also add a new item "C-only Warning Options" to the
1893 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
1895 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
1896 from multiple calls.
1898 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
1900 * i386.md (call value patterns): Move to the end of the file.
1901 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
1903 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
1905 * configure.in (djgpp configuration): Define extra_objects..
1906 * configure: Rebuilt.
1907 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
1908 (DTORS_SECTION_ASM_OP): Define.
1909 (INIT_SECTION_ASM_OP): Define.
1910 (FINI_SECTION_ASM_OP): Define.
1911 (DATA_SECTION_ASM_OP): Define.
1912 (TEXT_SECTION_ASM_OP): Define.
1913 (EH_FRAME_SECTION_ASM_OP): Define.
1914 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
1915 (STARTFILE_SPEC): Add crtbegin.o.
1916 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
1917 to here from LINK_COMMAND_SPEC.
1918 (DO_GLOBAL_CTORS_BODY): Define.
1919 (CRTSTUFF_USE_FINI_SECTION): Define
1920 (HAS_INIT_SECTION): Delete.
1922 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
1924 * Makefile.in (all.cross): Depend on xcpp$(exeext).
1926 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
1928 * pa.h (PREDICATE_CODES): New.
1930 * genrecog.c (validate_pattern): Condense the destination
1933 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
1935 * alpha.md (call-1): Supply missing mode for operator.
1936 (*): Add missing output reload constraints. Remove constraints
1939 * i386.h (SPECIAL_MODE_PREDICATES): New.
1940 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
1941 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
1942 (addsi_lea_3): Add missing mode for op 3.
1943 (prologue_set_got, prologue_get_pc): Add missing modes.
1944 (*) Add missing output reload constraints.
1946 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
1948 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
1949 check for member bit-size overflow and use var_size if it occurs.
1950 (layout_record): Use bitsize_int() to define the type size in bits.
1951 Likewise for computation and assignment to DECL_FIELD_BITPOS.
1952 (layout_decl): Likewise when assigning to DECL_SIZE.
1954 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
1956 * genrecog.c (validate_pattern): Typo last change. Verify
1957 that output operands have output reloads.
1959 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
1961 * genrecog.c (special_mode_pred_table): New.
1962 (NUM_SPECIAL_MODE_PREDS): New.
1963 (find_operand): New.
1964 (validate_pattern): New argument `insn'. Warn for assignment to
1965 any predicate accepting non-lvalues. Conditionaly warn for
1966 match_operand without a mode. Try much harder to match source
1967 and destination modes on a set.
1968 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
1970 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
1972 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
1974 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
1976 * combine.c (simplify_logical): Recognize xor pattern that encodes
1979 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1981 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
1984 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
1986 * ggc-page.c (MAP_FAILED): Provide default.
1988 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
1990 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
1991 * sparc.h (PREDICATE_CODES): Update.
1993 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
1995 * alpha.c (some_ni_operand): New.
1996 * alpha-protos.h: Declare it.
1997 * alpha.h (PREDICATE_CODES): Update.
1998 * alpha.md (sXaddq reload insns): Use some_ni_operand
1999 for SET_DEST instead of some_operand.
2001 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2002 Jim Wilson <wilson@cygnus.com>
2004 * genrecog.c (maybe_both_true_2): Don't compare modes of
2006 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2007 after find_afterward.
2008 (debug_decision_1): Dump next and afterward codes.
2010 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2012 * rtl.c (dump_and_abort): Remove.
2013 (fatal_with_file_and_line): New.
2014 (fatal_expected_char): New.
2015 (read_rtx_lineno, read_rtx_filename): New.
2016 (read_skip_spaces): Track line number.
2017 (read_name): Use fatal_with_file_and_line.
2018 (read_rtx): Use fatal_expected_char. Track line number.
2019 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2021 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2022 if it isn't a CODE_LABEL.
2024 * genattr.c (main): Set read_rtx_filename.
2025 * genattrtab.c (main): Likewise.
2026 * gencodes.c (main): Likewise.
2027 * genconfig.c (main): Likewise.
2028 * genemit.c (main): Likewise.
2029 * genextract.c (main): Likewise.
2030 * genflags.c (main): Likewise.
2031 * genopinit.c (main): Likewise.
2032 * genoutput.c (main): Likewise.
2033 * genpeep.c (main): Likewise.
2035 * genrecog.c (decision_test.u.insn): Add `lineno'.
2036 (pattern_lineno, error_count): New variables.
2037 (message_with_line): New.
2038 (add_to_sequence): Break out checking code to ...
2039 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2040 (merge_insn): Use message_with_line.
2041 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2042 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2044 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2046 * expr.c (store_constructor): Clear union if constructor is empty.
2048 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2050 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2051 Add !endian checks. Change %{...} to %(...).
2053 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2055 * i386.md (*addsi3_cc): Renamed from addcsi3.
2056 (*addsi3_carry): Renamed from addxsi3.
2057 (*subsi3_cc): Renamed from subcsi3.
2058 (*subsi3_carry): Renamed from subxsi3.
2059 (*xorqi_cc_1): Renamed from xorcqi_1.
2060 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2061 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2063 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2065 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2066 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2068 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2070 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2071 climb up the chain of insns.
2073 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2075 * genrecog.c (write_subroutine): Careful for null trees.
2076 (process_tree): Don't elide empty functions.
2078 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2080 * Makefile.in (genrtl.o): Depend on ggc.h.
2081 * configure.in (valloc): Probe for it.
2082 (with-gc): Use ggc-page if valloc present.
2083 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2084 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2085 (ggc_alloc_string): Moved from ggc-page.c.
2086 * ggc-none.c (ggc_alloc_obj): New.
2087 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2088 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2089 (struct globals): Likewise for dev_zero_fd.
2090 (init_ggc): Likewise for it's initialization.
2091 (ggc_allocated_p): Move careful dereference from ...
2092 (ggc_lookup_page_table): ... here. Delete.
2093 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2094 (alloc_anon): Use valloc if no mmap.
2095 (release_pages): Use free if using valloc.
2096 (ggc_alloc_obj): Renamed from alloc_obj.
2097 (ggc_set_mark): Renamed from mark_obj.
2098 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2099 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2100 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2101 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2102 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2103 (ggc_collect): Use fp printing instead of our own rounding.
2104 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2105 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2106 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2107 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2108 (struct ggc_string, struct ggc_any): Delete.
2109 (offsetof): Provide default definition.
2110 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2112 (struct ggc_mem): New, from corpse of ggc_any.
2113 (struct ggc_status): Delete.
2114 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2115 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2116 (n_strings_collected, n_anys_collected): Delete.
2117 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2118 (ggc_alloc_string, ggc_alloc): Delete.
2119 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2120 (ggc_free_string, ggc_free_any): Delete.
2121 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2122 (ggc_compare_addresses, ggc_mark_string): Delete.
2123 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2124 (search_data): Delete.
2125 (struct globals): New.
2126 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2127 (tree_insert, tree_lookup): New.
2128 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2129 (clear_marks, sweep_objs): New.
2130 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2131 (init_ggc): Set allocated_last_gc.
2132 (ggc_push_context): Gut. Use G.context.
2133 (ggc_pop_context): Likewise.
2134 (ggc_pop_context_1): New.
2135 (debug_ggc_tree): New.
2136 (debug_ggc_balance, tally_leaves): New.
2137 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2138 (ggc_mark_string_if_gcable): Remove decl.
2139 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2140 (ggc_mark_rtvec_children): New.
2141 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2142 (ggc_mark_if_gcable): New decl.
2143 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2144 (ggc_alloc_tree, ggc_alloc): Likewise.
2145 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2146 (ggc_alloc_obj): New decl.
2147 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2148 (ggc_alloc_tree, ggc_alloc): Likewise.
2149 (ggc_set_mark): New decl.
2150 * rtl.h (struct rtx_def): Remove gc_mark.
2151 (struct rtvec_def): Likewise.
2152 * tree.h (struct tree_common): Likewise.
2154 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2156 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2157 float_format and thread_file definitions.
2158 * configure: Rebuilt.
2160 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2162 * extend.texi (Function Names): Document types of function names.
2164 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2166 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2167 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2169 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2171 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2173 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2175 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2177 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2179 * collect2.c (main): Do prelimnary link on AIX if rflag.
2181 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2183 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2184 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2186 (__do_global_dtors): similarly for __DTOR_LIST__.
2188 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2189 Diego Novillo <dnovillo@cygnus.com>
2191 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2194 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2196 * fixincl/*: Merged "no_bogosity" branch
2197 * fixincl/fixlib.h: protect against doubly defining t_bool
2198 * fixincl/server.h: protect against doubly defining t_bool
2200 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2202 * genoutput.c: Include toplev.h.
2204 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2206 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2208 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2209 * configure: Regenerate.
2211 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2213 * gcse.c (delete_null_pointer_checks): Returns void.
2215 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2217 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2218 * emit-rtl.c (copy_insn_1): Likewise.
2220 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2222 * config/mips/mips.c (mips_build_va_list): Correct
2223 TREE_CHAIN setting when hard-float.
2224 (mips_va_start): Use corrected setting.
2225 (mips_va_arg): Likewise. Also pass a tree to build of
2226 POSTINCREMENT_EXPR rather than a naked 'int'.
2228 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2230 * ggc.h (ggc_push_context): Fix comment.
2231 (ggc_pop_context): Likewise.
2232 (mark_string_if_gcable): Likewise.
2233 * ggc-common.c (ggc_mark_rtx_children): Use
2234 ggc_mark_string_if_gcable.
2235 * ggc-page.c (ggc_lookup_page_table): New function.
2236 (ggc_allocated_p): Likewise.
2237 (mark_obj): Fix formatting.
2238 (ggc_mark_string_if_gcable): New function.
2239 * ggc-simple.c (ggc_allocated_strings): New variable.
2240 (ggc_strings_used): Likewise.
2241 (ggc_compare_addresses): New function.
2242 (ggc_pop_context): Pop the `any' memory too.
2243 (ggc_mark_string_if_gcable): New function.
2244 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2246 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2248 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2249 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2250 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2253 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2255 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2256 (sched_reg_live_length, sched_reg_basic_block): Delete.
2257 (current_block_num, bb_live_regs, old_live_regs): Delete.
2258 (dead_notes, struct sometimes): Delete.
2259 (sched_note_set, birthing_insn_p): Delete.
2260 (adjust_priority): Gut useless reg lifetime code.
2261 (create_reg_dead_note, attach_deaths): Delete.
2262 (attach_deaths_insn, new_sometimes_live): Delete.
2263 (finish_sometimes_live): Delete.
2264 (find_pre_sched_live, find_post_sched_live): Delete.
2265 (update_reg_usage): Delete.
2266 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2267 (schedule_insns): Delete reg lifetime code.
2268 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2269 (unlink_other_notes): Adjust REG_NOTE commentary.
2270 (reemit_notes): Use REG_SAVE_NOTE.
2271 (schedule_block): Likewise.
2272 (schedule_region): Allocate bitmap of blocks in region. Use
2273 count_or_remove_death_notes. Use update_life_info.
2275 * rtl.h (REG_SAVE_NOTE): New.
2276 * rtl.c (reg_note_name): Update.
2278 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2280 * combine.c (refresh_blocks, need_refresh): New.
2281 (combine_instructions): Allocate refresh_blocks. Invoke
2282 update_life_info if needed.
2283 (distribute_notes): Mark refresh_blocks instead of installing
2285 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2286 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2288 * Makefile.in (recog.o): Depend on basic-block.h.
2290 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2292 * genrecog.c (add_to_sequence): Thinko last change: delete
2293 shadowing allow_const_int variable.
2295 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2297 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2298 __GNUC__ and __GNUC_MINOR__.
2300 * gansidecl.h: Likewise.
2306 * toplev.h: Likewise.
2312 * varray.c: Likewise.
2314 * varray.h: Likewise.
2316 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2318 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2319 use one before a jump table.
2321 * rtl.def (ADDRESS): Change documentation to match reality.
2322 * md.texi: Don't document it.
2323 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2326 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2328 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2330 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2331 known predicate block; default allow_const_int true.
2332 (debug_decision_list): New.
2334 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2336 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2338 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2340 * gcse.c (gcse_main): Avoid global optimizations if we have a
2341 large number of basic blocks and the ratio of edges to blocks
2343 (delete_null_pointer_checks): Likewise.
2345 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2347 * c-common.c (check_format_info): Warn if format string isn't a
2350 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2352 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2353 * configure: regenerate
2355 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2357 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2358 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2359 (peepholes): Re-enable.
2361 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2363 * Makefile.in (flow.o): Depend on TREE_H.
2364 * basic-block.h (REG_SET_EQUAL_P): New.
2367 (free_regset_vector): Remove declaration.
2368 (flow_delete_insn_chain): Declare.
2369 (enum update_life_extent): New.
2370 (update_life_info, count_or_remove_death_notes): Declare.
2371 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2372 Verify register live at bb->global_live_at_start before adding USE.
2373 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2374 (CLEAN_ALLOCA): New.
2376 (PROP_*): New flags.
2377 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2378 (clear_edges): Zero n_edges.
2379 (make_edge): Increment n_edges.
2380 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2381 (flow_delete_insn_chain): Export.
2382 (delete_block): Decrement n_edges.
2383 (merge_blocks_nomove): Likewise.
2384 (life_analysis): Give life_analysis_1 PROP flags.
2385 (verify_wide_reg_1, verify_wide_reg): New.
2386 (verify_local_live_at_start): New.
2387 (update_life_info): Rewrite to call into propogate_block.
2389 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2390 always mark stack pointer. Conditionally mark PIC register.
2391 After reload, mark call-saved registers, return regsiters.
2392 (life_analysis_1): Accept PROP flags not remove_dead_code.
2393 Call mark_regs_live_at_end before zeroing regs_ever_live.
2394 Use calculate_global_regs_live. Copy global_live_at_end before
2395 calling final propagate_block. Zero reg_next_use on exit.
2396 (calculate_global_regs_live): New.
2397 (allocate_bb_life_data): Don't allocate bb->local_set.
2398 (init_regset_vector, free_regset_vector): Remove.
2399 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2400 Test flags before every operation. Warn if prologue/epilogue insn
2401 would have been deleted.
2402 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2403 Use alloc_EXPR_LIST.
2404 (mark_used_regs): Accept and use FLAGS, not FINAL.
2405 Remove special handling for RETURN.
2406 (try_pre_increment): Use alloc_EXPR_LIST.
2407 (dump_flow_info): Dump n_edges.
2408 (unlink_insn_chain, split_hard_reg_notes): Remove.
2409 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2410 (find_insn_with_note, new_insn_dead_notes): Remove.
2411 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2412 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2413 (replace_insns): Remove.
2414 (count_or_remove_death_notes): New.
2415 (verify_flow_info): Abort on error after all checks.
2416 (remove_edge): Decrement n_edges.
2417 (remove_fake_edges): Tweek format.
2418 * haifa-sched.c (schedule_insns): Use split_all_insns.
2419 * output.h (update_life_info): Remove declaration.
2420 * recog.c (split_all_insns): From the corpse of split_block_insns,
2421 do the whole function block by block. Use update_life_info.
2422 (recog_last_allowed_insn): New.
2423 (recog_next_insn): Mind it.
2424 (peephole2_optimize): Set it. Walk backwards through blocks.
2425 Use update_life_info.
2426 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2427 (split_all_insns): Declare.
2428 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2429 Use split_all_insns.
2431 * i386.md (or -1 peep2s): Disable.
2433 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2435 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2436 a single pattern. Scrap the 'd' versions as unnecessary.
2438 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2439 tablejump_mips162,tablejump_internal4): The operands to a
2440 label_ref must be VOIDmode.
2442 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2444 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2446 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2448 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2450 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2452 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2453 cache every function if ggc_p.
2455 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2457 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2458 instead of copy_rtx. Accept sequences that contain asm statements.
2459 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2460 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2461 orig_asm_operands_vector, copy_asm_operands_vector,
2462 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2464 * rtl.h (copy_insn, copy_insn_1): Declare.
2466 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2468 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2470 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2471 arguments to `current_file_function_operand'.
2473 * genrecog.c: Include hard-reg-set.h and resource.h in the
2474 generated output file.
2476 * real.c: Include tm_p.h.
2478 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2480 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2483 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2485 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2486 before the fctiwz insn.
2488 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2489 Mark Mitchell <mark@codesourcery.com>
2491 * tree.c (make_lang_type_fn): New funtion pointer.
2492 (make_lang_type): Call it.
2493 * tree.h (make_lang_type): Declare.
2494 (make_lang_type_fn): Likewise.
2495 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2497 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2499 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2500 make sure that HIGH instructions are copied into BASE_REGS.
2502 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2504 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2506 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2508 * c-decl.c (finish_struct): Use simpler method of
2509 removing elements of a singly-linked list.
2511 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2513 * alpha.md (peephole2's): Comment out peephole2's that generate
2516 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2518 * genrecog.c (add_to_sequence): Disable mode check for
2521 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2523 * ggc-simple.c (init_ggc): Set empty_string.
2525 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2527 * configure.in: Detect mmap. Add --with-gc=foo to select
2528 garbage collector; default to page if mmap available.
2529 * Makefile.in (GGC): Substitute.
2531 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2533 * c-decl.c (ggc_p): Enable.
2535 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2537 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2539 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2541 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2542 string for little-endian-data.
2544 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2546 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2547 case somebody tries to compile --enable-checking code with gcc
2550 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2552 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2555 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2557 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2558 * jump.c (jump_optimize_1): Document why.
2560 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2562 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2563 pointers and casts for `int_handler' and `quit_handler'.
2565 * flow.c (verify_flow_info, split_hard_reg_notes,
2566 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2567 remove_edge, remove_fake_successors): Add static prototypes.
2568 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2569 (mark_set_1): Initialize variable `regno'.
2570 (unlink_insn_chain): Likewise for variable `curr'.
2571 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2573 * loop.c (strength_reduce): Initialize variable
2574 `unrolled_insn_copies'.
2575 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2576 prototypes. Change these functions to take const PTR parameters
2577 to avoid prototype conflict when used as the comparson argument
2579 (check_dbra_loop): Initialize variable `comparison_val'.
2581 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2582 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2583 (find_valid_class): Initialize variable `best_class'.
2584 (find_reloads): Call memcpy, not bcopy.
2586 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2587 (hard_reg_use_compare): Don't needlessly cast away const.
2588 (reload_reg_class_lower): Likewise.
2589 (choose_reload_regs): Initialize variable `regno'.
2591 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2593 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2595 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2597 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2598 ({,d}discard): Add forward declarations. Declare parameter as
2600 (main_without_main): Explicitly declare return type to be int.
2601 (memcpy): Properly declare.
2603 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2604 building the trampoline support, declare malloc, free, and
2606 (__clear_cache): Mark arguments as potentially unused.
2608 * frame.c (toplevel): If inhibit_libc is defined, declare
2611 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2613 * flow.c (make_edge): Accept an optional 2D bitmap in which
2614 to cache edge existence. Update all callers.
2615 (make_label_edge, make_eh_edge): Pass through the edge cache.
2616 (make_edges): Provide the cache.
2618 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2620 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2622 (local_mbtowc): Change the type of variable `i' from int to size_t.
2624 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2625 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2627 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2629 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2630 after other includes that define the appropriate types. Include
2631 tm_p.h for getting user prototypes.
2632 * ggc-callbacks.c (toplevel): Ditto.
2633 * ggc-none.c (toplevel): Ditto.
2634 * gcc-page.c (toplevel): Ditto.
2635 * ggc-simple.c (toplevel): Ditto.
2637 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2638 Jonathan Larmour <jlarmour@cygnus.co.uk>
2640 * config/mips/mips.c (mips_move_2words): Split doubles if
2641 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2643 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2645 * genrecog.c (struct decision_test): New.
2646 (struct decision): Remove test-related members, sort the rest by size.
2647 (IS_SPLIT): Simplify.
2648 (new_decision, new_decision_test): New.
2649 (add_to_sequence): Use them. No special handling for args of
2651 (maybe_both_true): Renamed from not_both_true; return sense changed.
2652 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2653 of maybe_both_true and adjusted for decision_test.
2654 (position_merit): Remove.
2655 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2656 (merge_accept_insn): New, broken out of merge_trees.
2657 (merge_trees): Use them. No special case for c_test; no node
2658 splitting; use test type instead of position_merit.
2659 (factor_tests): New.
2660 (simplify_tests): New.
2661 (break_out_subroutines): Don't write code now.
2662 (find_afterward): New.
2663 (write_afterward, write_switch, write_cond): New.
2664 (write_action, is_unconditional): New.
2665 (write_node): New. Use them.
2666 (write_tree_1): Rewrite. Use the new functions above.
2667 (write_tree): Remove afterward processing.
2668 (write_subroutine): Simplify function variant emission.
2669 (write_subroutines): New.
2670 (same_codes, clear_codes): Remove.
2671 (same_modes, clear_modes): Remove.
2672 (write_header): New, broken out of main.
2673 (make_insn_sequence): Use new_decision and new_decision_test.
2674 (process_tree): New, broken out of main.
2675 (main): Adjust for merge_trees interface change.
2676 Don't #define operands in the output file.
2677 (record_insn_name): New, broken out of make_insn_sequence.
2678 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2679 (debug_decision): New.
2681 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2683 * resource.c (find_free_register): Mark class_str argument const.
2684 * resource.h: Update prototype to match.
2686 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2687 * i386.md: Give all anonymous insns names.
2689 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2691 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2694 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2696 * toplev.c (dbr_sched_time): Unconditional.
2697 (peephole2_time): New.
2698 (compile_file): Add pass numbers to all of the dump file suffixes.
2699 Dump peephole2_time. Don't dump times for non-applicable passes.
2700 (rest_of_compilation): Add pass numbers to dump file suffixes.
2701 Conditionalize calls to the scheduler.
2702 * invoke.texi: Update.
2704 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2706 * flow.c (make_edges): Fix insn iteration.
2707 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2708 (find_basic_blocks_1): Fix spelling mistake.
2710 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
2712 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
2713 always have side-effects. Use memset not bzero.
2714 (make_node): Likewise.
2716 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
2718 * stmt.c (expand_anon_union_decl): When any of the elements of the
2719 union is addressable, so is the entire union.
2721 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
2723 * sbitmap.c (sbitmap_ones): Don't set too many bits.
2725 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
2726 * bitmap.c (bitmap_operation): Return true iff TO changed.
2727 (bitmap_equal_p): New.
2728 (bitmap_bit_p): Tidy arithmetic.
2729 (debug_bitmap_file): Likewise.
2731 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
2733 * toplev.c (rest_of_compilation): Turn on cse_not_expected
2734 before cse2 instead of after.
2736 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
2738 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
2741 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2743 * cppinit.c (is_idchar initializer): Loosen tests to accept
2746 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
2748 * mips.md: Define conditional move patterns for floating point
2749 operands and DI mode conditions.
2751 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
2753 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
2754 always have side-effects.
2756 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
2758 * mn10200.c (asm_file_start): Fix typo.
2760 * cppinit.c (is_idchar initializer): Tighten tests for when
2761 to put the table into initialized memory.
2763 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
2764 not an array of rtunion.
2765 * gcc-page.c (ggc_alloc_rtvec): Similarly.
2766 * gcc-simple (ggc_free_rtvec): Similarly.
2768 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
2771 * mbchar.h: Add missing #endif.
2773 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
2774 (FPBIT, DPBIT): Define.
2776 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2778 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
2780 * profile.c (instrument_arcs, output_gcov_string,
2781 tablejump_entry_p): Add static prototypes.
2782 (output_gcov_string): Constify a char*.
2784 * regmove.c (replacement_quality, fixup_match_2): Add static
2787 * resource.h (reg_dead_p): Add extern prototype.
2789 * rtl.c (trim_filename): Add static prototype.
2791 * scan-decls.c (skip_to_closing_brace): Likewise.
2793 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
2794 (expand_end_case): Initialize variable `range'.
2795 (emit_case_nodes): Remove unused prototype `rtx_fn'.
2797 * varasm.c (asm_emit_uninitialised): Add static prototype.
2798 (asm_emit_uninitialised, assemble_variable): Mark parameter with
2801 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2803 * cpplib.c (if_directive_nameo): Add static prototype.
2805 * cse.c (cse_insn): Remove unused variable `p'.
2807 * except.c (create_rethrow_ref, push_entry,
2808 receive_exception_label, new_eh_region_entry, find_func_region,
2809 clear_function_eh_region, process_nestinfo): Add static prototypes.
2810 (get_reg_for_handler): Hide definition.
2811 (process_nestinfo): Initialize variable `extra_handlers'.
2813 * expr.h (expand_builtin_longjmp): Add extern prototype.
2815 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
2817 * function.c (prepare_function_start): Likewise.
2818 (pop_function_context_from): Mark parameter `context' with
2820 (push_temp_slots_for_block, flush_addressof): Hide definition.
2822 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
2823 solve_program_flow_graph, calculate_branch_probs,
2824 function_summary, main, fancy_abort): Add prototypes.
2826 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
2827 (add_hash): Constify a char*.
2829 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
2830 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
2831 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
2833 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
2835 * lists.c (free_list, zap_lists): Likewise.
2837 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2839 * alias.c (nonlocal_reference_p): Add static prototype.
2841 * bitmap.c (bitmap_element_allocate): Prototype args in function
2844 * builtins.c (stabilize_va_list): Add static prototype.
2845 (expand_builtin_va_arg): Constify a char*.
2847 * c-lex.c (getch, put_back, extend_token_buffer_to,
2848 read_line_number, token_getch, token_put_back): Add static
2851 * c-parse.gperf (hash, is_reserved_word): Likewise.
2853 * cccp.c (is_dir_separator): Likewise.
2855 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2857 * graph.h: New file to prototype functions exported by graph.c.
2859 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
2861 * graph.c: Include graph.h.
2863 * toplev.c: Likewise. Remove redundant prototypes.
2865 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
2867 * invoke.texi: Removed duplicated description for -Q.
2869 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
2871 * extend.texi: Grammar fix in __extension__ text.
2873 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
2875 * md.texi (define_peephole2): New section.
2877 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
2879 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
2880 (mov $-1 to or peepholer): Enable for pentium when optimizing for
2883 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
2885 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
2887 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
2889 * i386.md (ffs expander): Emit Pentium friendly code for
2892 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
2894 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
2898 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2900 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
2902 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
2904 * config/m68k/m68k.c (use_return_insn): Return false if the pic
2907 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2909 * md.texi (No Constraints): Delete section.
2910 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
2911 * final.c (final_scan_insn): We always have register constraints.
2912 * genattrtab.c: Don't include "insn-config.h".
2913 (write_attr_case): We always have register constraints.
2914 * genconfig.c (register_constraint_flag): Delete.
2915 (walk_insn_part): Don't check whether we have register constraints.
2916 (main): Don't write out "#define REGISTER_CONSTRAINTS".
2917 * genoutput.c (have_constraints): Delete.
2918 (main): Don't set it.
2919 (output_operand_data): We always have constraints.
2920 (scan_operands): Likewise.
2921 (compare_operands): Likewise.
2922 * local-alloc.c (block_alloc): We always have constraints.
2923 (requires_inout): Always compile this function.
2924 * recog.c (extract_insn): We always have constraints.
2925 (constrain_operands, reg_fits_class_p): Always compile these
2927 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
2929 (struct insn_operand_data): Likewise.
2930 * regclass.c (regclass): We always have constraints.
2931 (record_reg_classes, copy_cost, record_address_regs,
2932 auto_inc_dec_reg_p): Always compile these functions.
2933 * regmove.c (regmove_optimize): We always have constraints.
2934 * reload.c (find_reloads): Likewise.
2935 * reload1.c (reload): Likewise.
2936 (reload_cse_simplify_operands): Likewise.
2937 * i860.c (output_delay_insn): Likewise.
2939 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
2941 * iris6.h (BUILD_VA_LIST_TYPE): Define.
2943 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2945 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
2946 for the va_list record.
2948 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
2950 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
2953 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
2955 * alias.c: Include insn-flags.h.
2956 * Makefile.in (alias.o): Update.
2958 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
2960 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
2961 to LTU and GEU. Handle more cases using sbb.
2963 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
2965 * i386.md (truncatexfdf splitters): Do not use subreg.
2966 (fop XFmode patterns): Fix mode in operand testing.
2968 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
2970 * jump.c (jump_optimize_1): Amend last change to test only the
2971 form of the operand, not the insn.
2973 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
2974 not register_operand to determine when B may need preloading.
2976 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
2978 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
2979 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
2980 (call-value patterns): Move to end of file.
2981 (*): Remove mode from label_ref in (pc) context.
2982 (movstrqi): Use memory not general_operand for BLKmode operands.
2983 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
2984 to register_operand operands.
2985 (peep2 patterns): Convert from commented-out peephole patterns.
2987 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2989 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
2990 to BUILT_IN_INIT_DWARF_REG_SIZES.
2991 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
2992 Renamed from BUILT_IN_DWARF_REG_SIZE; call
2993 expand_builtin_init_dwarf_reg_sizes.
2994 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
2995 with __builtin_init_dwarf_reg_size_table.
2996 * dwarf2out.c (struct reg_size_range): Delete.
2997 (expand_builtin_init_dwarf_reg_sizes): New function.
2998 (expand_builtin_dwarf_reg_size): Delete.
2999 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3000 (expand_builtin_dwarf_reg_size): Don't declare.
3001 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3002 (dwarf_reg_size_table): New.
3003 (init_reg_size_table): New function.
3004 (copy_reg): Use dwarf_reg_size_table.
3005 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3008 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3010 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3011 Correctly build argument list to constructor and destructor functions.
3013 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3015 * c-tree.h (warn_float_equal): Declare.
3016 * c-decl.c (warn_float_equal): Define.
3017 (c_decode_option): Recognize -W[no-]float-equal.
3018 * c-typeck.c (build_binary_op): Conditionally warn
3019 about equality tests of floating point types.
3020 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3021 * invoke.texi: Add docs for -Wfloat-equal warning.
3023 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3025 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3026 generating RTL directly.
3027 * mips.h (INIT_TARGET_OPTABS): Likewise.
3028 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3030 * expr.h (init_mov_optab): Delete declaration
3032 * h8300.c (WORD_REG_USED): Update to avoid useless register
3033 saves in interrupt functions and functions which never return.
3035 * cse.c (struct set): Delete inner_dest_loc field.
3036 (cse_insn): Remove assignments to inner_dest_loc field.
3038 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3040 * ggc-page.c: Don't include <unistd.h> etc taken care of
3041 by "system.h". Include <sys/mman.h> afterward.
3043 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3045 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3048 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3050 * xcoffout.c (xcoffout_declare_function): Add documentation.
3051 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3052 TARGET_64BIT. Compare constant to -1, not bit pattern.
3053 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3054 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3057 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3059 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3061 (gen_inlined_enumeration_type_die): Do not abort if the type has
3062 not been writeen out.
3063 (gen_inlined_structure_type_die): Do not abort if the type has
3064 not been writeen out.
3065 (gen_inlined_union_type_die): Do not abort if the type has
3066 not been writeen out.
3067 (gen_tagged_type_instantiation_die): Do not abort if the type
3068 has not been written out.
3070 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3072 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3074 * reg-stack.c (straighten_stack): Copy hard reg set with
3077 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3079 * builtins.c (stabilize_va_list): Stabilize array type va_list
3080 to a pointer type, not the base record type.
3081 (expand_builtin_va_copy): Dereference the pointers explicitly;
3082 use the correct size for the copy.
3084 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3085 (rs6000_va_arg): Likewise.
3087 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3089 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3091 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3093 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3095 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3097 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3099 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3100 (init_ggc): Use it instead of a constant.
3101 (ggc_collect): Bound allocated_last_gc by it.
3103 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3105 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3108 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3110 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3111 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3113 * config/mips/openbsd.h: New, OpenBSD little endian target.
3114 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3115 * config/mips/xm-openbsd.h: New, OpenBSD host.
3117 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3119 * config/m68k/m68k.c (output_function_prologue,
3120 output_function_epilogue): Use
3121 current_function_uses_pic_offset_table instead of regs_ever_live
3122 to decide whether to save/restore pic register.
3123 (legitimize_pic_address): Don't modify regs_ever_live any more.
3125 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3127 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3128 * stor-layout.c (variable_size): Don't add sizes to the pending
3129 sizes list if x_dont_save_pending_sizes_p is set.
3131 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3133 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3134 for symbolic_operand().
3135 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3137 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3139 * combine.c (gen_rtx_combine): Add missing call to va_end().
3141 * final.c (asm_fprintf): Likewise.
3143 * genattrtab.c (attr_rtx): Likewise.
3145 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3147 * cse.c: Update comments.
3148 (cse_insn): When converting a conditional/computed jump into
3149 an unconditional jump, always make sure a BARRIER immediately
3150 follows the converted jump. Do not delete unreachable code.
3151 (cse_basic_block): Do not delete unreachable code.
3152 * toplev.c (rest_of_compilation): Move call to
3153 delete_trivially_dead_insns after the conditional call to
3156 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3158 * collect2.c (make_temp_file): Don't prototype.
3160 * gcc.c (make_temp_file): Likewise.
3162 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3164 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3166 * varasm.c (asm_emit_uninitialised): New function: Generate
3167 the assembler statements necessary to declare an uninitialised
3169 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3171 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3172 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3174 (assemble_variable): Use asm_emit_uninitialised to emit an
3175 uninitialised variable.
3177 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3179 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3180 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3181 <geoffk@cygnus.com>.
3183 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3185 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3186 * c-common.h (builtin_function): Don't declare.
3188 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3190 (pushdecl): Likewise.
3191 (finish_decl): Likewise.
3192 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3193 int. All callers changed.
3194 Set the builtin's DECL_BUILT_IN_CLASS.
3195 * tree.h (enum built_in_class): New.
3196 (enum built_in_function): Delete NOT_BUILT_IN.
3197 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3199 (DECL_SET_FUNCTION_CODE): Likewise.
3200 (DECL_BUILT_IN_CLASS): New macro.
3201 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3202 (struct tree_decl): Split builtin function code field into a
3204 (builtin_function): Declare.
3206 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3208 * optabs.c (init_traps): Fix typo in last change.
3210 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3212 * toplev.c (rest_of_decl_compilation): Update comment.
3214 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3216 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3217 in .sbss if appropriate.
3218 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3219 (SBSS_SECTION_ASM_OP): New macro.
3220 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3221 (EXTRA_SECTIONS): Add in_sbss.
3222 * config/mips/mips.h: Prototype sbss_section.
3224 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3226 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3229 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3231 * optabs.c (init_traps): Register trap_rtx as a GC root.
3233 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3235 * config/mips/mips.c (function_arg_pass_by_reference): Define
3236 unconditionally, since it's called unconditionally.
3238 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3240 * toplev.c (documented_lang_options): Add -fshort-wchar.
3241 * c-decl.c (c_decode_option): Likewise.
3242 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3244 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3245 * gcc.c (default_compilers): If -fshort-wchar,
3246 override __WCHAR_TYPE__.
3247 * tm.texi (C Dialect Options): Add -fshort-wchar.
3249 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3250 symbol for a variable.
3252 * cpplib.h (CPP_PREPROCESSED): New macro.
3253 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3254 we're seeing this input for a second time.
3256 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3258 * emit-rtl.c (init_emit_once): Initialize modes first.
3260 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3262 * config/i386/i386.c (pic_label_name): Change to char pointer.
3263 (global_offset_table): New variable.
3264 (load_pic_register): Fill global_offset_table if it hasn't
3265 already been done. Allocate pic_label_name dynamically.
3266 * ggc.h (empty_string): New variable.
3267 * ggc-simple.c (empty_string): Likewise.
3268 (init_ggc): Allocate empty_string and add as root.
3269 * stmt.c (digit_strings): New variable.
3270 (init_stmt): Add last_block_end_note as root. Allocate and
3271 initialize digit_strings.
3272 (expand_asm_operands): Use empty_string instead of string
3273 constant. Use digit_strings instead of string constants.
3274 * profile.c (init_arc_profiler): Allocate string with
3275 ggc_alloc_string instead of xmalloc.
3276 (output_func_start_profiler): Likewise.
3277 * c-typeck.c (digest_init): Check if init is error_mark_node.
3279 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3280 Richard Henderson <rth@cygnus.com>
3282 * ggc-page.c: New file.
3283 * Makefile.in (ggc-page.o): New.
3285 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3287 * invoke.texi: Document -fdelete-null-pointer-checks
3288 * toplev.c (flag_delete_null_pointer_checks): New.
3289 (f_options): Add entry for -fdelete-null-pointer-checks.
3290 (rest_of_compilation): Conditionalize null pointer check
3291 elimination on flag_delete_null_pointer_checks.
3292 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3294 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3296 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3297 copyright notice and special exception to GPL.
3299 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3301 * abi64.h (mips_function_value): Add prototype arguments.
3303 * mips-protos.h: New file with mips prototypes.
3305 * mips.c: Include "tm_p.h".
3306 (mktemp, lookup_name): Add prototype arguments.
3307 (extern_list, string_constant, mips_fill_delay_slot,
3308 mips_output_external, mips_output_external_libcall,
3309 mips_output_filename, mips_declare_object, function_prologue,
3310 mips_expand_prologue, function_epilogue, mips16_constant,
3311 build_mips16_function_stub, mips_output_conditional_branch):
3313 (mips_va_start): Remove unused variable `u'.
3314 (mips_va_arg): Cast value to unsigned when comparing against one.
3316 (save_restore_insns, mips_expand_prologue): Add missing arg in
3317 call to `large_int'.
3319 * mips.h: Move prototypes to mips-protos.h.
3320 (data_section, memory_address_p, rdata_section,
3321 readonly_data_section, simple_epilogue_p, text_section): Delete
3322 prototypes delcared elsewhere.
3323 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3325 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3327 * mips.md: Delete extra args in call to `mips_move_2words'.
3329 * xm-iris6.h (alloca): Add prototype argument.
3331 * genpeep.c: Include "tm_p.h" in generated output file.
3333 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3335 * basic-block.h (find_edge_index): Change parameters.
3336 * flow.c (verify_edge_list): Pass basic_block parameters to
3337 find_edge_index instead of integers.
3339 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3341 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3344 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3346 * gcc.1: Fix a formatting error.
3348 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3350 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3351 i786, mn10200, mn10300, pdp11, v850.
3353 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3355 * libgcc2.c (num_digits): Add prototype with
3356 __attribute__((const)).
3357 (__terminate): Add prototype.
3359 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3361 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3363 * alpha/alpha.c (print_operand): Fix type of `code'.
3364 (alpha_output_filename): Constify.
3365 * alpha/alpha.h: Move all function declarations ...
3366 * alpha/alpha-protos.h: ... here. New file.
3367 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3368 (SECTION_FUNCTION_TEMPLATE): Likewise.
3370 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3372 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3373 * expr.c (expand_expr): Likewise.
3374 (do_jump): Likewise.
3375 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3376 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3378 (enum can_compare_purpose): New.
3379 (can_compare_p): Adjust prototype.
3380 (prepare_cmp_insn, prepare_operand): Declare.
3381 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3382 * optabs.c (cmp_available_p): Deleted.
3383 (expand_abs): Pass ccp_jump to can_compare_p.
3384 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3385 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3386 Call can_compare_p rather than cmp_available_p.
3387 (prepare_operand): No longer static.
3388 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3389 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3390 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3391 sequence to use emit_cmp_and_jump_insns.
3392 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3394 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3396 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3397 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3398 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3399 (plus (reg) (const_int 0))
3400 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3402 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3404 * rs6000.c (expand_block_move): DImode loads and stores require
3405 word-aligned displacements. Increment address registers with
3406 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3408 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3410 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3411 is no name for the base type, rather than segfault. If we are
3412 writing out a complex integer type, use DW_ATE_lo_user.
3414 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3415 in one word or less (complex char, complex short, or on 64 bit
3416 systems complex float) to/from a hard register, copy it through
3417 memory instead of dying in gen_{real,imag}part. If we have a
3418 short complex type, prevent inlining since it allocates stack
3421 * tree.c (build_complex_type): If we are writing dwarf2 output,
3422 generate a name for complex integer types.
3424 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3426 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3427 * flow.c (remove_edge): Remove extra whitespace.
3428 (remove_fake_edges): Fix comment.
3429 (add_noreturn_fake_exit_edges): Use the correct name.
3431 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3433 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3434 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3435 (clean): Depend on INTL_CLEAN.
3436 (maintainer-clean): Adjust.
3438 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3440 * configure.in (AC_PREREQ): Bump to 2.13.
3441 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3443 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3445 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3447 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3449 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3450 (HAVE_STRINGIZE): Define.
3452 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3454 * c-parse.in: save and restore warn_pointer_arith on __extension__
3455 along with pedantic.
3456 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3457 Set the type of extension to itype rather than $<itype>1 kludge.
3458 * extend.texi (Alternate Keywords): Adjust documentation.
3459 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3461 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3463 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3464 most assembler templates.
3466 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3467 FP loads and stores.
3468 (following_call): Always return zero for the PA8000.
3469 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3470 FP loads and stores.
3471 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3473 * pa.h (BRANCH_COST): Define.
3475 * pa.md (return, return_internal): Use bve for PA2.0.
3477 * pa.md (fused multiply): Add variants which reduce height for the
3478 fused multiply, but which still generate 2 insns.
3479 (fnegabs): Similarly.
3481 * pa.md (subsi3): Turn into an expander. Create two anonymous
3482 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3483 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3485 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3487 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3489 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3490 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3492 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3495 * flow.c (record_active_eh_regions): Terminate loop after finding
3496 the last insn in the last basic block.
3498 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3500 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3502 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3504 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3506 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3508 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3509 splitting to not use output template.
3511 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3513 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3514 * config/c4x/c4x.c (c4x_va_start): New function.
3516 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3518 * genrecog.c (not_both_true): Handle correctly cases when called for
3519 tests with different positions in the insn.
3521 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3523 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3525 * system.h (HOST_PTR_PRINTF): ... to here.
3527 * mips-tfile.c: Don't include machmode.h.
3529 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3530 (mips-tfile.o): Don't depend on machmode.h.
3532 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3534 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3535 avoid conflicts with typedef struct `region' at the top level scope.
3537 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3539 * basic-block.h (basic_block): Add eh_beg, eh_end.
3540 * flow.c (entry_exit_blocks): Update.
3541 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3543 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3544 lists.c functions to allocate insn lists.
3545 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3547 (make_eh_edge): ... here. New.
3548 (move_stray_eh_region_notes): New.
3549 (record_active_eh_regions): New.
3550 (delete_unreachable_blocks): Split out block merging ...
3551 (try_merge_blocks): ... here. New.
3552 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3553 Dump debugging data.
3554 (merge_blocks_move_successor_nojumps): Likewise.
3555 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3557 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3559 * extend.texi (Bound member functions): Document unbound pmf
3562 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3564 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3565 has the EXIT_BLOCK as a dest.
3567 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3569 * flow.c (remove_edge): New function to remove an edge from the
3571 (remove_fake_successors): New function to remove fake successor edges.
3572 (remove_fake_edges): New function to remove all fake edges from the
3574 (add_fake_exit_edges): New function to add fake edges from all blocks
3575 with no successors to the exit block.
3576 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3577 prototypes for new functions.
3579 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3581 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3582 Use Pmode to determine whether to output .dword or .word.
3584 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3586 * tree.c (built_in_filename): New variable.
3587 (BUILT_IN_FILENAME): New macro.
3588 (init_tree_codes): Allocate built_in_filename.
3589 (make_node): Use built_in_filename instead of string constant.
3591 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3593 * configure.in: Add fr30 target.
3594 * configure: Regenerate.
3595 * config/fr30: New directory.
3596 * config/fr30/crti.asm: New file.
3597 * config/fr30/fr30.c: New file.
3598 * config/fr30/crtn.asm: New file.
3599 * config/fr30/fr30.h: New file.
3600 * config/fr30/fr30.md: New file.
3601 * config/fr30/lib1funcs.asm: New file.
3602 * config/fr30/t-fr30: New file.
3603 * config/fr30/xm-fr30.h: New file.
3605 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3607 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3608 BARRIER at the end of the successor, not the BARRIER before
3611 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3613 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3615 * stmt.c (any_pending_cleanups): Don't crash when
3616 current_function->stmt is unset.
3618 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3620 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3621 other initializations that may use it for relative offsets.
3623 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3625 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3626 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3627 * config/i386/sol2dbg.h: Removed.
3628 * config/i386/sol2gas.h: New file, to enable gas work-around.
3629 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3630 Don't use sol2dbg.h.
3631 * configure: Rebuilt.
3633 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3635 * invoke.texi (-fthis-is-variable): Remove documentation.
3637 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3639 * basic-block.h (compute_bb_for_insn): Declare.
3640 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3641 to use; set size of basic_block_for_insn directly.
3642 (find_basic_blocks): Update.
3644 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3646 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3648 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3650 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3651 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3653 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3655 * c-decl.c (c_decode_option): Extend comment.
3657 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3659 * toplev.c (progname): Make 'const char *'
3660 (flag_print_mem): Move out of main.
3661 (version_flag): Move out of main.
3662 (filename): Move out of main.
3663 (debug_args): Remove g prefix from options.
3664 (documented_lang_options): Remove cpplib specific options.
3665 (display_help): Add g prefix to debug options.
3666 (check_lang_option): Delete this function.
3667 (decode_d_option): New function: Decode -d... option.
3668 (decode_f_option): New function: Decode -f... option.
3669 (decode_W_option): New function: Decode -W... option.
3670 (decode_g_option): New function: Decode -g... option.
3671 (independent_decode_option): New function: Decode a language
3672 independent command line option.
3673 (main): Invoke lang_decode_option and then
3674 independent_decode_option on each command line option in
3677 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3679 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3680 * fold-const.c (fold_range_test): Do not try to fold the range
3681 test if the rhs or lhs has side effects.
3683 * basic-block.h (compute_flow_dominators): Declare.
3685 * gcse.c (alloc_code_hoist_mem): New function.
3686 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3687 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3688 (hoist_code, one_code_hoisting_pass): Likewise.
3689 (gcse_main): If optimizing for size, then hoist expressions
3690 computed in multiple dominated basic blocks.
3692 * gcse.c (invalid_nonnull_info): New function.
3693 (delete_null_pointer_checks): Likewise.
3694 * rtl.h (delete_null_pointer_checks): Declare.
3695 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3697 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3698 (merge-blocks_move_successor_nojumps): Likewise.
3699 (merge_blocks): Allow merging of some blocks, even if it requires
3700 physical movement of the blocks, but not if it requires new jumps.
3702 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3703 Callers and prototype changed.
3704 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3706 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3708 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3709 -YP when both -p and -pg are present. From i386/sol2.h.
3711 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3713 * Makefile.in (distclean): Delete tm_p.h.
3714 * configure.in: Create a new file, "tm_p.h", from a list in
3715 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
3716 "i386/i386-protos.h".
3718 * alias.c: Include "tm_p.h".
3719 * c-typeck.c: Likewise.
3720 * calls.c: Likewise.
3722 * emit-rtl.c: Likewise.
3723 * explow.c: Likewise.
3724 * expmed.c: Likewise.
3726 * final.c: Likewise.
3728 * fold-const.c: Likewise.
3729 * function.c: Likewise.
3731 * global.c: Likewise.
3732 * haifa-sched.c: Likewise.
3733 * integrate.c: Likewise.
3735 * local-alloc.c: Likewise.
3737 * optabs.c: Likewise.
3738 * recog.c: Likewise.
3739 * reg-stack.c: Likewise.
3740 * regclass.c: Likewise.
3741 * regmove.c: Likewise.
3742 * reload.c: Likewise.
3743 * reload1.c: Likewise.
3744 * reorg.c: Likewise.
3745 * resource.c: Likewise.
3747 * stor-layout.c: Likewise.
3748 * toplev.c: Likewise.
3750 * unroll.c: Likewise.
3751 * genattrtab.c (main): Make generated file include "tm_p.h".
3752 * genemit.c (main): Likewise.
3753 * genoutput.c (main): Likewise.
3754 * genrecog.c (main): Likewise.
3756 * i386.h: Delete all prototypes.
3757 * i386.c: Include "tm_p.h".
3758 (ix86_attr_length_default): Call constant_call_address_operand
3759 with correct number of arguments.
3760 * i386-protos.h: New file.
3761 * i386.md (unnamed patterns): Call constant_call_address_operand
3762 with correct number of arguments.
3763 (exception_receiver): Call load_pic_register with correct number
3766 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
3768 * c-pragma.c (mark_align_stack): Dereference the void* properly.
3770 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
3772 * rtl.h (insns_safe_to_move_p): New function.
3773 * loop.c (find_and_verify_loops): Use it.
3774 * rtlanal.c (insns_safe_to_move_p): Define it.
3776 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
3778 * c-pragma.c: Include ggc.h.
3779 * Makefile.in (c-pragma.o): Update.
3781 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3783 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
3784 (LIB_SPEC): Likewise.
3785 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
3786 Reindent -YP/-p/-pg.
3787 Copied from config/sparc/sol2.h.
3789 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
3791 * c-pragma.c (mark_align_stack): New.
3793 * c-pragma.h (init_pragma): Declare it.
3794 * c-lex.c (init_parse): Call it.
3796 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3798 * configure.in: Pick up thread library on Solaris/x86 just
3799 like on Solaris/sparc.
3800 * configure: Rebuilt.
3802 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
3804 * rtl.h (global_rtx_index): New enum.
3805 (global_rtl): Change to array of rtx.
3806 (pc_rtx, cc0_rtx): Redefine accordingly.
3807 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
3808 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
3809 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
3810 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
3811 (const_int_rtx): Change to array of rtx.
3812 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
3814 * emit-rtl.c (global_rtl): Change to array of rtx.
3815 (const_int_rtx): Change to aray of rtx.
3816 (gen_rtx_CONST_INT): Redefine accordingly.
3817 (init_emit_once): Allocate and initialize global_rtl. Likewise
3818 for const_int_rtx. Add both as GC roots.
3819 * genattrtab.c (global_rtl): Update declaration.
3821 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
3823 * Makefile (USER_H): Add iso646.h back.
3825 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
3827 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
3828 zapping the LOG_LINKS of sched_before_next_call.
3830 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
3831 * pa.c (insn_refs_are_delayed): Renamed from
3832 insn_sets_and_refs_are_delayed.
3834 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
3836 * functiion.h (struct function): Add x_whole_function_mode_p.
3837 (retrofit_block): Declare.
3838 * function.c (retrofit_block): New function.
3839 (identify_blocks): Add assertions. Allow an incomplete set of
3840 block notes if we're still generating code for the function.
3841 * integrate.c: Include loop.h.
3842 (expand_inline_function): Call find_loop_tree_blocks to map block
3843 notes to blocks when in whole-function mode. Use retrofit_block
3844 to insert new BLOCKs for the inlined function, rather than
3846 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
3847 * Makefile.in (integrate.o): Depend on loop.h.
3849 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
3851 * tree.h (warn_about_unused_variables): Declare.
3852 * stmt.c (warn_about_unused_variables): New function, split out
3854 (expand_end_bindings): Here.
3856 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
3858 * stmt.c (preserve_subexpressions_p): Don't crash when
3859 current_function->stmt is unset.
3861 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
3863 * stmt.c (expand_start_bindings): Allow callers to pass a flag
3864 indicating that no NOTE_INSN_BLOCK_BEG note is required.
3865 (expand_start_target_temps): Use it.
3866 * except.c (expand_eh_region_start_for_decl): Likewise.
3867 * expr.c (expand_expr): Likewise.
3869 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
3871 * fold-const.c (operand_equal_p): Pay attention to side effects.
3873 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
3875 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
3876 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
3878 * tlink.c (scan_linker_output): Look for keywords before accepting
3879 a mangled name in quotes.
3881 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
3883 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
3884 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
3886 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
3888 * alpha.md: Revert Thu Nov 26 change that came in through the
3889 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
3890 Avoid earlyclobber when possible.
3892 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3894 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
3896 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
3897 Define HAVE_ON_EXIT.
3899 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3901 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
3902 CTYPE_CONV in all ctype macros.
3904 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
3907 * cexp.y (initialize_random_junk): Likewise.
3909 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
3911 * i370.c (handle_pragma): Likewise.
3913 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
3915 * v850.c (override_options): Likewise.
3917 * doprint.c (_doprnt): Likewise.
3919 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
3922 * fixinc/server.c (load_data): Likewise.
3924 * fold-const.c (real_hex_to_f): Likewise.
3926 * genattr.c (write_upcase, gen_attr): Likewise.
3928 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
3929 write_upcase): Likewise.
3931 * genemit.c (print_code): Likewise.
3933 * genopinit.c (gen_insn): Likewise.
3935 * genpeep.c (print_code): Likewise.
3937 * genrecog.c (print_code): Likewise.
3939 * optabs.c (init_libfuncs): Likewise.
3941 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
3943 * haifa-sched.c (sched_analyze): Keep the list of notes organized
3945 (reemit_notes): Likewise.
3947 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
3949 * ggc.h (ggc_root): Move to ggc-common.c.
3951 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
3952 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
3953 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
3954 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
3955 * ggc-common.c (ggc_root): Move from ggc.h.
3956 (roots): Declare, static.
3957 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
3958 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
3959 null or check/set mark bit.
3960 (ggc_mark_roots): New.
3961 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
3963 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
3965 * m32r.c: Include toplev.h.
3966 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
3967 (gen_compare): Rename swap_p to must_swap to match uses.
3968 Add default abort case.
3969 (m32r_output_function_epilogue): Remove unused variables.
3970 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
3971 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
3972 define to empty parameter list. Update all uses.
3973 (predicate decls): Use enum machine_mode not int.
3974 * m32r.md (movsi): Call abort, not fatal_insn.
3975 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
3977 1999-09-14 Andrew Haley <aph@cygnus.com>
3979 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
3980 use $0 instead of 0.
3982 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3984 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
3985 computation out of loop over hard regs.
3987 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
3989 * function.c (identify_blocks): Don't shadow a variable in an
3991 * integrate.c (integrate_decl_tree): Don't use pushlevel,
3992 pushdecl, or poplevel to build up the new BLOCK tree.
3993 (expand_inline_function): Likewise.
3994 (integrate_parm_decls): Likewise.
3996 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
3998 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4000 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4002 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4003 * invoke.texi: Document this change.
4005 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4007 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4009 (mark_emit_status): Renamed from mark_emit_state.
4010 * except.c (mark_eh_status): Renamed from mark_eh_state.
4011 Check not null before marking.
4012 (free_eh_status): New.
4013 * expr.c (mark_expr_status, free_expr_status): New.
4014 * function.c (free_machine_status): New.
4015 (free_after_parsing): New.
4016 (free_after_compilation): Move bits to free_after_parsing; call
4017 free_eh_status, free_expr_status; zero the marked members of the
4019 (prepare_function_start): No can_garbage_collect.
4020 Call init_eh_for_function.
4021 (expand_dummy_function_end): Free up current_function state.
4022 (mark_function_status): Renamed from mark_function_state.
4023 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4024 * function.h (struct function): No can_garbage_collect.
4025 (free_machine_status, free_after_parsing): Declare.
4026 (free_eh_status, free_expr_status): Declare.
4027 * ggc.h (mark_expr_status): Declare.
4028 * stmt.c (free_stmt_status): Free the struct.
4029 (mark_stmt_status): Renamed from mark_stmt_state.
4030 (init_stmt): Don't call init_eh.
4031 (init_stmt_for_function): Don't call init_eh_for_function.
4032 * toplev.c (compile_file): Call init_eh.
4033 (rest_of_compilation): Free basic block info before ggc_collect.
4034 Call free_after_parsing; conditionally call free_after_compilation.
4035 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4036 Check not null before marking.
4037 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4039 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4041 * c-lex.c (yylex): Initialize warn.
4043 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4045 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4046 register when performing secondary reloads for the SAR register.
4048 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4050 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4051 (NOTE_BLOCK): New macro.
4052 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4053 * function.h (identify_blocks): Change prototype.
4054 * function.c (identify_blocks): Simplify.
4055 (reorder_blocks): Likewise.
4056 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4057 NOTE_INSN_BLOCK_{BEG,END}.
4058 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4059 the list of saved notes if the note isn't a
4060 NOTE_INSN_BLOCK_{BEG,END}.
4061 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4063 (reemit_notes): Adjust recreation of notes to reflect new saved
4065 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4066 printing a block note.
4067 * stmt.c (block_vector): Remove.
4068 (find_loop_tree_blocks): Simplify.
4069 (unroll_block_trees): Likewise.
4070 * tree.h (reorder_block): Change prototype.
4072 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4074 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4075 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4076 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4077 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4078 (atexit, exit): Simplify.
4079 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4080 * config/lots: Remove defns of HAVE_ATEXIT.
4082 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4084 * calls.c (precompute_arguments): Fix typo in comment.
4085 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4088 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4090 * dsp16xx.c (override_options): Fix typos in GC root registration.
4092 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4094 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4096 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4097 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4098 (CC1_SPEC): Likewise.
4100 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4102 * genattr.c (main): Add extern prototype. Call return, not exit.
4103 * genattrtab.c (main): Likewise.
4104 * gencheck.c (main): Likewise.
4105 * gencodes.c (main): Likewise.
4106 * genconfig.c (main): Likewise.
4107 * genemit.c (main): Likewise.
4108 * genextract.c (main): Likewise.
4109 * genflags.c (main): Likewise.
4110 * gengenrtl.c (main): Likewise.
4111 * genopinit.c (main): Likewise.
4112 * genoutput.c (main): Likewise.
4113 * genpeep.c (main): Likewise.
4114 * genrecog.c (main): Likewise.
4116 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4117 * genattrtab.c (get_insn_name): Likewise.
4118 * gencodes.c (get_insn_name): Likewise.
4119 * genconfig.c (get_insn_name): Likewise.
4120 * genemit.c (get_insn_name): Likewise.
4121 * genextract.c (get_insn_name): Likewise.
4122 * genflags.c (get_insn_name): Likewise.
4123 * genopinit.c (get_insn_name): Likewise.
4124 * genpeep.c (get_insn_name): Likewise.
4126 * gencheck.c (usage): Add static prototype.
4127 * genextract.c (print_path): Constify a char*.
4128 * genopinit.c (optabs): Likewise.
4129 * genoutput.c (operand_data, data, output_predicate_decls,
4130 compare_operands): Likewise.
4131 * genrecog.c (write_tree): Add default case in switch.
4133 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4135 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4137 * print-rtl.c (get_insn_name): Remove prototype.
4139 * toplev.h (progname): Declare const.
4141 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4142 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4143 dump_sched_info, dump_local_alloc, regset_release_memory,
4144 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4145 error_with_file_and_line, error_with_decl, error_for_asm, error,
4146 fatal, warning_with_file_and_line, warning_with_decl, warning,
4147 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4148 Remove redundant prototypes.
4150 (notice, check_lang_option, report_file_and_line, vnotice,
4151 mark_file_stack): Add static prototype.
4152 (set_fatal_function): Add prototype.
4153 (vnotice, report_file_and_line, set_fatal_function,
4154 check_lang_option): Constify a char*.
4155 (main): Prototype. Call return, not exit.
4157 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4159 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4161 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4163 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4165 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4167 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4169 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4170 behave as if it's zero in all cases.
4171 (expand_function_start): Adjust call to assign_parms.
4172 * tree.h (assign_parms): Adjust prototype.
4173 * objc/objc-act.c (hack_method_prototype): Adjust call to
4176 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4178 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4179 arg_pointer_rtx fixed if the argument pointer register is
4181 (NONZERO_BASE_PLUS_P): Likewise.
4183 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4185 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4186 match_insn2 to match_insn.
4187 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4189 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4191 * Makefile.in (USER_H): Remove va-foo.h.
4193 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4194 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4195 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4196 va-spur.h,va-v850.h}: Remove.
4198 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4200 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4201 (in_return_delay): Use it instead of match_insn.
4203 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4205 * config/alpha/va_list.h (va-alpha.h): Do not include.
4206 (__gnuc_va_list): Typedef as in varargs.h.
4208 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4210 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4211 DECL_LIVE_RANGE_RTL.
4213 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4215 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4216 not NOTE_BLOCK_NUMBER.
4217 (expand_eh_region_end): Likewise.
4218 (find_exception_handler_labels): Likewise.
4219 (scan_region): Likewise.
4220 (exception_optimize): Likewise.
4221 (update_rethrow_references): Likewise.
4222 (set_insn_eh_region): Likewise.
4223 * final.c (final_scan_insn): Likewise.
4224 * flow.c (make_edges): Likewise.
4225 * integrate.c (expand_inline_function): Likewise.
4226 * print-rtl.c (print_rtx): Likewise.
4228 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4230 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4231 terms of builtin functions and types.
4233 * mips.c (mips_build_va_list): New.
4234 (mips_va_start, mips_va_arg): New.
4235 * mips.h (BUILD_VA_LIST_TYPE): New.
4236 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4238 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4239 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4240 * sh.h (BUILD_VA_LIST_TYPE): New.
4241 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4243 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4245 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4246 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4247 (struct insn_data): Likewise with n_operands, n_dups,
4248 n_alternatives, output_format.
4249 * regclass.c (scan_one_insn): Cast n_operands to int before
4250 arithmetic inside comparison.
4252 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4254 * toplev.c (compile_function): Unconditionally emit nop.
4256 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4258 * haifa-sched.c (actual_hazard): Move declaration of variable
4259 `this_cost' into the scope where it is used.
4261 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4263 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4264 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4265 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4267 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4269 * jump.c (find_insert_position): Don't declare or define unless
4270 !HAVE_conditional_arithmetic.
4271 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4273 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4275 * recog.c (offsettable_address_p): Prototype function pointer.
4276 (preprocess_constraints): Call memset, not bzero.
4278 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4279 (gcc_obstack_init): Don't declare.
4280 (fix_sizetype): Add static prototype.
4281 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4282 (tree_cons): Call memset, not bzero.
4284 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4285 definition in macro ASM_WEAKEN_LABEL.
4286 (mark_const_hash_entry): Add static prototype.
4288 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4290 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4292 * unroll.c (find_common_reg_term, subtract_reg_term,
4293 loop_find_equiv_value): Add static prototypes.
4294 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4295 (copy_loop_body): Remove unreachable break statement.
4297 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4299 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4301 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4303 Undo some changes from the gcc2 merge:
4304 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4305 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4309 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4310 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4311 initialized float-int union if the value is a NaN.
4313 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4315 * gthr-win32.h: New file.
4317 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4318 shared as a valid attribute.
4319 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4320 * extend.texi: Document `shared' variable attribute.
4322 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4324 * configure.in: Handle --enable-threads on FreeBSD.
4325 * configure: Rebuit.
4327 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4329 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4331 * configure: Rebuilt.
4333 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4334 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4335 Rosimildo DaSilva <rdasilva@connecttel.com>
4337 * configure.in (m68k-*-rtemscoff*): Added.
4338 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4339 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4340 sparc-rtems configuration.
4341 * configure.in (sparc-*-rtemself*): Added.
4342 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4343 * config/i386/rtems.h: Added comment.
4344 * config/sparc/rtemself.h: New file.
4346 * configure.in (m68k-rtemself): Added.
4347 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4348 and DWARF_DEBUGGING_INFO.
4349 * config/m68k/crti.s: New file.
4350 * config/m68k/crtn.s: New file.
4351 * config/m68k/t-crtstuff: New file.
4352 * config/m68k/rtemself.h: New file.
4354 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4355 global ctor/dtor and C++ exception handling.
4356 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4357 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4359 * config/i386/t-rtems-i386: New File.
4361 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4363 * stmt.c (expand_end_case): Return right away if the case stack is
4366 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4368 * Makefile.in (version.c): Remove rule incorrectly brought in from
4371 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4373 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4374 * msdos/top.sed: Take into account a prepended $(SHELL) to
4376 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4378 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4380 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4382 * regmove.c (fixup_match_1): Don't change an unchanging register.
4383 (stable_but_for_p): Renamed to:
4384 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4385 Changed all callers.
4387 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4389 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4390 insn from BL2 is after the insn from BL.
4392 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4394 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4395 (struct insn_data): Merge `template' and `outfun' into `output'.
4396 Add `output_format'.
4397 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4398 (struct data): Remove `outfun'; add `output_format'.
4399 (name_for_index): Remove declaration.
4400 (output_insn_data): Handle output formats.
4401 (process_template): Emit the bare array for @.
4402 (gen_expand, gen_split): Set output_format to NONE.
4403 * output.h (get_insn_template): Declare.
4404 * final.c (get_insn_template): New.
4405 (final_scan_insn): Use it.
4406 * toplev.c (compile_file): Likewise.
4408 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4409 * i860/i860.c (output_delayed_branch): Likewise.
4410 (output_delay_insn): Likewise.
4412 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4414 * rtl.c (obstack_alloc_rtx): Removed.
4416 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4418 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4420 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4422 * i386.c (call_insn_operand): Reject const_int.
4423 (expander_call_insn_operand): Use call_insn_operand.
4425 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4427 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4429 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4431 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4432 Use DImode operation.
4434 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4436 * gcc.c: Include sys/resource.h.
4437 (report_times): New flag.
4438 (execute): If report_times is set, calculate and report the
4439 CPU time consumed by each subprocess.
4441 (rus, prus): New globals.
4442 (option_map): Add --time.
4443 (display_help): Document -time.
4444 (process_command): Set report_times if -time is given.
4445 Turn off -pipe if -time is given.
4447 * invoke.texi: Document new option -time.
4449 * configure.in: Check for getrusage. Check if we have to
4450 prototype getrusage.
4451 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4452 * configure: Regenerate.
4453 * config.in: Regenerate.
4455 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4457 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4460 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4462 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4463 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4464 (nan): Return _thenan_sf or _thenan_df as appropriate.
4465 (L_thenan_sf): Define _thenan_sf.
4466 (L_thenan_df): Define _thenan_df.
4468 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4469 (DPBIT_FUNCS): Add _thenan_df.
4471 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4473 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4476 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4478 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4481 (lang_specific_driver): Don't take a function pointer parameter.
4482 All callers changed.
4484 * gcc.c: Include gcc.h.
4485 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4486 lang_specific_extra_outfiles, fatal): Don't declare.
4487 (multilib_defaults_raw): Constify.
4488 (read_specs): Call memset, rather than bzero.
4489 (main): Call return, not exit.
4490 (lookup_compiler): Call memcpy, not bcopy.
4491 (fatal): Make extern.
4493 * cppspec.c: Include gcc.h.
4494 (lang_specific_driver): Initialize variable `quote'. Constify a
4495 char*. All calls to the function pointer parameter now
4496 explicitly call `fatal'.
4498 * gccspec.c (lang_specific_driver): Include gcc.h.
4500 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4502 * arm.c (note_invalid_constants): Use recog_data.operand_type
4505 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4507 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4510 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4511 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4512 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4513 reload_secondary_in_reload, reload_secondary_out_reload,
4514 reload_secondary_in_icode, reload_secondary_out_icode,
4515 reload_reg_rtx, reload_when_needed): Delete declarations.
4516 (struct reload): New structure.
4517 (rld): Declare new array.
4518 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4519 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4520 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4521 reload_secondary_in_reload, reload_secondary_out_reload,
4522 reload_secondary_in_icode, reload_secondary_out_icode,
4523 reload_reg_rtx, reload_when_needed): Delete definitions.
4525 (whole file): Replace uses of the deleted arrays with uses of rld.
4526 * reload1.c (whole file): Replace uses of the deleted arrays with
4528 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4529 explicit loops, not with bcopy.
4531 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4533 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4534 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4535 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4536 insn_name): Delete and consolidate into new structures.
4537 (insn_operand_predicate_fn): New.
4538 (insn_output_fn): New.
4540 (struct insn_operand_data): New.
4541 (struct insn_data): New.
4543 (OUT_FCN): Update for insn_data change.
4544 * builtins.c (expand_builtin_strlen): Likewise.
4545 (expand_builtin_memcmp): Likewise.
4546 * combine.c (make_extraction, simplify_comparison): Likewise.
4547 * cse.c (canon_reg, cse_insn): Likewise.
4548 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4549 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4550 (emit_store_flag): Likewise.
4551 * expr.c (convert_move, emit_block_move): Likewise.
4552 (clear_storage, emit_push_insn, expand_increment): Likewise.
4553 (do_store_flag): Likewise.
4554 * expr.h (GEN_FCN): Likewise.
4555 (insn_gen_function): Die.
4556 * final.c (final_scan_insn): Update for insn_data change.
4557 (output_asm_name): Likewise.
4558 * function.c (fixup_var_refs_1): Likewise.
4559 * loop.c (check_dbra_loop): Likewise.
4560 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4561 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4562 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4563 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4564 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4565 * regmove.c (gen_add3_insn): Likewise.
4566 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4567 (find_reloads, find_reloads_address_1): Likewise.
4568 (debug_reload_to_stream): Likewise.
4569 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4570 * stmt.c (expand_end_case): Likewise.
4571 * toplev.c (compile_file): Likewise.
4573 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4574 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4576 * print-rtl.c (insn_name_ptr): Remove declaration.
4577 (get_insn_name): Declare.
4578 (print_rtx): Use it.
4579 * genoutput.c (insn_name_ptr): Remove.
4580 (next_operand_number): New.
4581 (struct operand_data): New.
4582 (null_operand, odata, odata_end): New.
4583 (struct data): Use struct operand_data.
4584 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4585 (get_insn_name): Renamed from name_for_index.
4586 (output_prologue): Define NO_MD_PROTOTYPES.
4587 (output_predicate_decls): Break out from output_epilogue.
4588 Iterate over the operands list.
4589 (output_operand_data): Break out from output_epilogue. Emit
4590 just the operands list.
4591 (output_insn_data): Break out from output_epilogue. Emit just
4593 (output_epilogue): Remove.
4594 (output_get_insn_name): New.
4595 (constraints, op_n_alternatives, predicates, address_p): Die.
4596 (modes, strict_low, seen): Die.
4597 (scan_operands): Take new param `d' instead of writing to
4598 seven global variables.
4599 (compare_operands): New.
4600 (place_operands): New.
4601 (validate_insn_alternatives): Update for struct data change.
4602 (gen_insn): Don't zero or copy 7 global arrays. Update for
4603 scan_operands; call place_operands.
4604 (gen_peephole, gen_expand, gen_split): Likewise.
4605 (main): Update for new output routines.
4607 * genattr.c (insn_name_ptr): Remove.
4608 (get_insn_name): New function.
4609 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4610 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4611 * genrecog.c: Likewise.
4613 * alpha.md (adddi3): Make `pattern' array static.
4615 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4617 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4618 c4x_cpu_version_string): Constify char *.
4619 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4620 c4x_cpu_version_string): Likewise.
4622 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4624 * tree.c (save_tree_status): Revert 10 Sep change.
4625 (restore_tree_status): Likewise. Call obstack_free with NULL
4626 before freeing the obstack proper.
4628 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4630 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4632 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4633 surrounding context.
4635 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4637 * tree.c (type_hash_canon): Put all types in the hash-table, when
4640 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4642 * recog.h (struct recog_data, recog_data): New.
4643 (recog_foo variables): Kill.
4644 * recog.c (recog_operand, recog_operand_loc): Kill.
4645 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4646 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4647 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4648 (recog_data): Define.
4649 (extract_insn): Update all recog_foo references to use recog_data.
4650 (preprocess_constraints, constrain_operands): Likewise.
4651 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4652 * genattrtab.c (main): Likewise.
4653 * genextract.c (main): Likewise.
4654 * genoutput.c: Likewise.
4655 * genrecog.c (write_subroutine, main): Likewise.
4656 * local-alloc.c (block_alloc): Likewise.
4657 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4658 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4659 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4660 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4661 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4662 (reload_cse_simplify_operands): Likewise.
4664 * arc/arc.c (arc_final_prescan_insn): Likewise.
4665 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4666 * h8300/h8300.c (notice_update_cc): Likewise.
4667 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4668 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4669 * mn10200/mn10200.c (notice_update_cc): Likewise.
4670 * mn10300/mn10300.c (notice_update_cc): Likewise.
4671 * romp/romp.c (update_cc): Likewise.
4672 * sparc/sparc.c (check_pic): Likewise.
4673 * v850/v850.c (notice_update_cc): Likewise.
4675 * genemit.c (main): Don't declare recog_operand.
4677 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4679 * ggc.h (rtvec_def): Forward declare.
4680 (tree_node): Likewise.
4683 (ggc_set_mark_rtx): Add prototype.
4684 (ggc_set_mark_rtvec): Likewise.
4685 (ggc_set_mark_tree): Likewise.
4686 * ggc-simple.c (ggc_root): Don't define.
4687 (roots): Don't declare.
4688 (ggc_mark_rtx): Remove.
4689 (ggc_mark_rtvec): Likewise.
4690 (ggc_mark_tree): Likewise.
4691 (ggc_mark_varray): Likewise.
4692 (ggc_mark_tree_hash_table_entry): Likewise.
4693 (ggc_mark_tree_hash_table): Likewise.
4694 (ggc_set_mart_rtx): New function.
4695 (ggc_set_mark_rtvec): Likewise.
4696 (ggc_set_mark_tree): Likewise.
4697 (ggc_add_root): Remove.
4698 (ggc_add_rtx_root): Likewise.
4699 (ggc_remove_tree_root): Likewise.
4700 (ggc_add_string_root): Likewise.
4701 (ggc_add_tree_varray_root): Likewise.
4702 (ggc_add_tree_hash_table_root): Likewise.
4703 (ggc_del_root): Likewise.
4704 (ggc_mark_rtx_ptr): Likewise.
4705 (ggc_mark_tree_ptr): Likewise.
4706 (ggc_mark_string_ptr): Likewise.
4707 (ggc_mark_tree_varray_ptr): Likewise.
4708 (ggc_mark_tree_hash_table_ptr): Likewise.
4709 * ggc-common.c: New file.
4710 * Makefile.in (OBJS): Add ggc-common.o.
4711 (ggc-common.o): List dependencies.
4713 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
4715 * cppalloc.c (xstrdup): Use memcpy.
4716 * cpperror.c (cpp_print_containing_files): Don't use
4718 * cpplib.c (conditional_skip): Set temp->lineno.
4719 (do_endif): Make error message less obscure.
4720 (if_directive_name): New function.
4721 (cpp_get_token [case EOF]): Unwind the if stack and generate
4722 error messages for each unterminated conditional in this file.
4723 (parse_string): Do not behave differently if -traditional.
4725 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
4727 * builtins.c (expand_builtin_va_arg): Cope with an array-type
4728 va_list decomposing to pointer-type.
4729 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
4730 (rs6000_va_arg): Likewise.
4732 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
4734 * except.c (start_dynamic_handler): Compute size using
4735 STACK_SAVEAREA_MODE.
4737 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4739 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
4740 include directory headers. Don't define strrchr. Don't provide
4741 my_* replacement functions. Prefer PTR over `pointer_type'.
4742 Don't prototype system functions. Don't redefine getopt.
4744 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
4745 safe_read, safe_write, save_pointers, restore_pointers,
4746 is_id_char, in_system_include_dir, directory_specified_p,
4747 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
4748 find_corresponding_lparen, referenced_file_is_newer,
4749 save_def_or_dec, munge_compile_params, gen_aux_info_file,
4750 process_aux_info_file, identify_lineno, check_source,
4751 seek_to_line, forward_to_next_token_char, output_bytes,
4752 output_string, output_up_to, other_variable_style_function,
4753 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
4754 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
4755 find_static_definition, connect_defs_and_decs, add_local_decl,
4756 add_global_decls, needs_to_be_converted, visit_each_hash_node,
4757 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
4758 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
4759 scan_for_missed_items, edit_file, string_list_cons): Add static
4761 (standard_exec_prefix, target_machine, target_version,
4762 default_syscalls_dir, string_list, string_list_cons, find_file,
4763 do_cleaning): Constify a char*.
4764 (safe_read, safe_write): Use PTR, not a char*.
4765 (is_id_char): Take an int, not a char.
4766 (main): Add prototype. Call return, not exit.
4768 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
4770 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
4771 when comparing types.
4773 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
4775 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
4776 (strength_reduce): Release the varrays from the no-bivs early exit.
4778 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
4779 the loop over the registers.
4781 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
4783 (restore_tree_status): Check that instead when freeing the obstack.
4785 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
4787 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
4790 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4792 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
4793 operand size modifiers.
4795 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4797 * c-common.c (c_common_nodes_and_builtins): Don't build
4799 * c-common.h (enum c_tree_index and related accesor macros): Remove
4800 everything now declared in tree.h.
4801 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4802 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
4803 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
4804 (error_mark_node, void_type_node, char_type_node, integer_type_node,
4805 unsigned_type_node, ptr_type_node, va_list_type_node,
4806 integer_zero_node, null_pointer_node, integer_one_node): Delete.
4807 (init_decl_processing): Call build_common_tree_nodes and
4808 build_common_tree_nodes_2 instead of building their nodes here.
4809 Don't add roots for these nodes.
4810 * stor-layout.c (size_zero_node, size_one_node): Delete.
4811 (set_sizetype): Make a new node for bitsizetype each time.
4812 * tree.c (global_trees): New variable.
4813 (init_obstacks): Add a gc root for it.
4814 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4815 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
4816 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
4817 (build_common_tree_nodes): New function.
4818 (fix_sizetype): New function.
4819 (build_common_tree_nodes_2): New function.
4820 * tree.h (enum tree_index): New.
4821 (global_trees): Declare.
4822 Add accessor macros for all nodes now moved to global_trees.
4823 Delete their declarations.
4825 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
4827 * c-decl.c (finish_function): When processing a nested function,
4828 push and pop GC context around rest_of_compilation.
4830 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
4832 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
4833 Default ix86_arch to PROCESSOR_I386.
4834 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
4835 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
4836 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
4837 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
4838 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
4839 (EXTRA_SPECS): Remove deleted specs.
4841 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
4843 * function.c (assign_stack_local_1): Allocate from
4844 function->x_frame_offset, not frame_offset.
4846 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
4848 * ggc.h (lang_cleanup_tree): Remove.
4849 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
4850 * ggc-callbacks.c (lang_cleanup_tree): Remove.
4852 * c-decl.c (finish_struct): Use ggc_alloc to allocate
4853 TYPE_LANG_SPECIFIC when garbage collecting.
4854 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
4855 (lang_cleanup_tree): Remove.
4857 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4859 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
4860 * crtstuff.c: Not here.
4861 * dwarf2out.c: Or here.
4862 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
4865 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
4867 * function.h (free_after_compilation): Remove decl parameter.
4868 (free_varasm_status0: Likewise.
4869 (free_emit_status): Likewise.
4870 (free_stmt_status): Likewise.
4871 (free_after_compilation): Likewise.
4872 (init_lang_status): New variable.
4873 (free_lang_status): Likewise.
4874 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
4875 * function.c (init_lang_status): New variable.
4876 (free_lang_status): Likewise.
4877 (push_function_context_to): Don't set function::decl here.
4878 (free_after_copmilation): Make decl parameter implicit. Call
4879 free_lang_status if defined.
4880 (prepare_function_start): Call init_lang_status if defined.
4881 (init_function_start): Set function::decl here.
4882 * profile.c (output_func_start_profiler): Don't call pushdecl
4883 until we've actually started the function.
4884 * stmt.c (free_stmt_status): Make decl parameter implicit.
4885 * toplev.c (rest_of_compilation): Don't pass decl to
4886 free_after_compilation.
4887 * varasm.c (free_varasm_status): Likewise.
4889 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4891 * except.c (call_get_eh_context): Add root when allocating static
4894 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
4896 * arm.c: Include "ggc.h".
4897 (arm_add_gc_roots): New function.
4898 (arm_override_options): Call it.
4899 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
4901 * arm.md (define_asm_attributes): Add a pool_range attribute.
4903 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
4905 * extend.texi (Volatiles): New node.
4907 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
4909 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
4910 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
4911 (struct ggc_any): Replace `mark' with `magic_mark'.
4912 (ggc_alloc_string): Use memcpy, not bcopy.
4913 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
4914 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
4915 (ggc_free_any): New.
4916 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
4917 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
4918 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
4919 Use IS_MARKED. Use ggc_free_any.
4921 1999-09-09 Scott Bambrough <scottb@netwinder.org>
4923 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
4925 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
4927 * toplev.c (main): Always init_ggc.
4929 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
4931 * except.c (find_all_handler_type_matches): Free the list if
4932 we found no matches.
4934 * combine.c (SUBST): Break out to a real function do_SUBST.
4935 (SUBST_INT): Likewise.
4936 * gcse.c (free_pre_mem): Free `temp_bitmap'.
4937 (pre_insert): Free `inserted'.
4938 * loop.c (basic_induction_var): Always set `location'.
4940 * function.c (expand_function_end): Add initial_trampoline as a root.
4941 * rtl.h (init_varasm_once): Declare.
4942 * toplev.c (compile_file): Call it.
4943 * ggc-simple.c (ggc_mark_string_ptr): New.
4944 (ggc_add_string_root): New.
4945 (ggc_collect): Disable collection avoidance temporarily.
4946 * ggc.h (ggc_add_string_root): Declare.
4947 * except.c (create_rethrow_ref): Use ggc_alloc_string.
4948 * optabs.c (init_libfuncs): Likewise.
4949 * varasm.c (named_section): Use ggc_alloc_string.
4950 (make_function_rtl): Likewise.
4951 (make_decl_rtl): Likewise.
4952 (assemble_static_space): Likewise.
4953 (assemble_trampoline_template): Likewise.
4954 (output_constant_def): Likewise.
4955 (force_const_mem): Likewise.
4956 (mark_const_hash_entry): New.
4957 (mark_pool_sym_hash_table): New.
4958 (mark_varasm_state): Use it.
4959 (init_varasm_once): New.
4961 * expr.h (init_one_libfunc): Declare.
4962 * optabs.c (init_one_libfunc): New.
4963 (init_optabs): Use it.
4964 * config/gofast.h: Likewise.
4965 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
4966 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
4968 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4970 * Makefile.in (cppexp.o): Depend on cpphash.h.
4971 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
4973 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
4974 * cpplib.c (do_define): Generalise to handle poisoned definitions,
4975 redefining poisoned identifiers, etc.
4976 (do_undef): Don't allow poisoned identifiers to be undefined.
4977 (do_pragma): Add #pragma poison.
4978 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4980 * cccp.c: Add T_POISON node type.
4981 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
4983 (do_define): Generalise to handle poisoned definitions,
4984 redefining poisoned identifiers, etc.
4985 (do_undef): Don't allow poisoned identifiers to be undefined.
4986 (do_pragma): Add #pragma poison.
4987 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4989 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
4990 * c-pragma.h: Add ps_poison state. We now always have generic
4993 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
4995 * ggc.h (ggc_alloc): New function.
4996 (ggc_mark): Likewise.
4997 * ggc-simple.c (ggc_any): New structure.
4998 (ggc_status): Add anys.
4999 (n_anys_collected): New variable.
5000 (ggc_alloc): Define.
5001 (ggc_mark): Likewise.
5002 (ggc_collect): Collect the anys.
5004 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5006 * c-decl.c (mark_binding_level): Make static to match prototype.
5008 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5010 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5012 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5014 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5015 will use into account. Expand the max width to 5.
5018 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5020 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5023 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5025 * alpha.md (call value patterns): Remove the result predicates.
5027 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5029 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5032 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5034 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5035 changed from extern char *, to extern PTR. Also fix typo in
5036 NEED_DECLARATION_REALLOC test.
5038 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5040 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5042 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5043 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5044 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5045 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5047 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5049 * cccp.c (pcfinclude): Likewise.
5051 * global.c (allocno_compare): Likewise.
5053 * haifa-sched.c (rank_for_schedule): Likewise.
5055 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5057 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5059 * stupid.c (stupid_reg_compare): Likewise.
5061 * tree.c (_obstack_allocated_p): Likewise.
5063 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5065 1999-09-08 Bruce Korb autogen@linuxbox.com
5067 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5068 why "gperf -F" fails.
5069 * gcc/cp/Makefile.in: ditto
5070 * gcc/Makefile.in: ditto
5071 * gcc/java/Makefile.in: ditto
5073 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5075 * lists.c: Include ggc.h.
5077 (init_EXPR_INSN_LIST_cache): Install it.
5079 * ggc-simple.c (init_ggc): Absorb the old init.
5080 (ggc_push_context): Use xcalloc.
5081 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5082 (ggc_collect): Add [rvts] tags to the collection stats.
5084 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5086 * cccp.c (main): Fix handling of -include and -imacros options.
5088 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5090 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5092 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5094 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5097 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5099 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5100 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5101 and SET_DEST. Update comment.
5103 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5105 * config/c4x/c4x.c: Include ggc.h.
5106 (c4x_add_gc_roots): New function.
5107 (c4x_override_options): Call c4x_add_gc_roots.
5109 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5111 * defaults.h (TARGET_ESC): Move ...
5112 * system.h: ... here, where Linas had it in the first place. Silly me.
5114 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5116 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5117 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5118 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5119 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5120 * defaults.h (TARGET_ESC): Add default.
5122 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5124 * configure.in: add i370-*-openedition, i370-*-mvs and
5125 i370-*-linux targets
5127 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5129 * dsp16xxx.c: Include ggc.h
5130 (override_options): Mark GC roots.
5131 * mn10200.c: Include ggc.h.
5132 (asm_file_start): Mark GC roots.
5133 * tahoe.c: Include ggc.h.
5134 (extensible_operand): Mark GC roots.
5136 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5138 * README: Add section discussing status of ELF ABI.
5139 * i370.c: Fix misc spelling mistakes.
5140 (i370_label_scan): Updated notes, exception handling.
5141 (i370_function_prolog): Simplify ELF stack handling.
5142 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5143 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5144 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5145 * i370.md: (movdi): Add notes.
5146 (floatsidf2): Use stack not rtca for scratch float area.
5147 (iorsi3): Correct operand constraints.
5148 * x-oe: Restore TAROUTOPTS which are used by pax.
5150 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5152 * rs6000.c: Include ggc.h.
5153 (rs6000_add_gc_roots): New function.
5154 (override_options): Call it.
5156 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5158 * alpha.h (alpha_compare): New.
5159 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5160 * alpha.c: Likewise for the definitions.
5161 (alpha_emit_conditional_branch): Update for alpha_compare.
5162 (alpha_emit_conditional_move): Likewise.
5163 * alpha.md (cmpdf, cmpdi): Likewise.
5164 (setcc patterns): Likewise. Zero alpha_compare after use.
5165 (sne): Optimize (x != 0) into (0U < x).
5167 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5169 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5170 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5171 (INIT_EXPANDERS): Remove.
5172 * alpha.c: Include ggc.h.
5173 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5174 (alpha_init_machine_status, alpha_mark_machine_status): New.
5175 (override_options): Install them.
5176 (struct machine_function): Moved to alpha.h.
5177 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5178 (alpha_init_expanders): Remove.
5179 (alpha_return_addr): Adjust to use current_function->machine.
5180 (alpha_ra_ever_killed): Likewise.
5181 (alpha_expand_epilogue): Likewise.
5182 * alpha.md (eh_epilogue): Likewise.
5184 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5185 Melissa O'Neill <oneill@cs.sfu.ca>
5186 Geoffrey Keating <geoffk@cygnus.com>
5188 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5189 call-used registers (call-saved registers must still be contiguous
5190 and end with r31, of course).
5192 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5194 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5195 (self_promoting_type_p): Delete.
5196 (self_promoting_args_p): Move ...
5197 * c-common.c: ... here.
5198 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5199 (simple_type_promotes_to): New.
5200 * builtins.c (lang_type_promotes_to): New.
5201 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5202 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5203 * c-common.h: ... here.
5204 (self_promoting_args_p, simple_type_promotes_to): Declare.
5205 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5206 (grokdeclarator): Likewise.
5207 * tree.h (lang_type_promotes_to): Declare.
5209 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5211 Add some machine-dependent GC roots.
5212 * sparc.c: Include ggc.h.
5213 (sparc_add_gc_roots): New function.
5214 (mark_ultrasparc_pipeline_state): Likewise.
5215 (override_options): Call sparc_add_gc_roots.
5216 * pa.c: Include ggc.h.
5217 (pa_add_gc_roots): New function.
5218 (mark_deferred_plabels): Likewise.
5219 (override_options): Call pa_add_gc_roots.
5220 * mips.c: Include ggc.h.
5221 (mips_add_gc_roots): New function.
5222 (override_options): Use it.
5224 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5226 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5228 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5229 cpp_parse_expr): Add static prototypes.
5230 (parse_charconst): Don't cast away const-ness.
5231 (token): Constify a char*.
5233 * cppfiles.c (file_name_list, include_hash, find_include_file,
5234 finclude, initialize_input_buffer): Constify a char*.
5235 (file_cleanup, find_position): Add static prototypes.
5237 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5238 collect_expansion): Add static prototypes.
5239 (cpp_install, create_definition, monthnames): Constify a char*.
5241 * cpphash.h (cpp_install): Likewise.
5243 * cppinit.c (known_suffixes, default_include,
5244 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5245 (base_name, dump_special_to_buffer, initialize_dependency_output):
5246 Add static prototypes.
5248 * cpplib.c (my_strerror): Constify a char*.
5249 (null_underflow, null_cleanup, skip_comment, copy_comment,
5250 copy_rest_of_line, handle_directive, pass_thru_directive,
5251 get_directive_token, read_line_number, cpp_print_file_and_line,
5252 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5253 v_cpp_warning_with_line, detect_if_not_defined,
5254 consider_directive_while_skipping): Add static prototypes.
5255 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5256 cpp_pedwarn_with_file_and_line): Constify a char*.
5258 * cpplib.h (cpp_options, include_hash, progname, definition,
5259 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5260 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5261 find_include_file, deps_output, include_hash): Constify a char*.
5263 * cppmain.c (progname): Constify.
5264 (main): Add prototype. Use return, not exit.
5266 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5267 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5268 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5269 check_protection): Add static prototype.
5271 (progname, recognized_macrom, recognized_extern): Constify a char*.
5272 (main): Add prototype.
5274 * gen-protos.c (progname): Constify a char*.
5276 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5278 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5279 (init_emit_once): Add more GC roots.
5280 * except.c (mark_func_eh_entry): New function.
5281 (mark_eh_node): Mark false_label and rethrow_label.
5282 (init_eh): Add more GC roots.
5283 * function.c (free_after_compilation): Take decl as a paramter.
5284 Call free_stmt_status.
5285 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5287 * function.h (free_after_compilation): Change prototype.
5288 (free_varasm_status): Likewise.
5289 (free_emit_status): Likewise.
5290 (free_stmt_status): New function.
5291 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5292 Remove, replacing with ...
5293 (ggc_status): New structure.
5294 (ggc_chain): New variable.
5296 (ggc_push_context): New function.
5297 (ggc_pop_context): Likewise.
5298 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5299 (ggc_alloc_rtvec): Likewise.
5300 (ggc_alloc_tree): Likewise.
5301 (ggc_alloc_string): Likewise.
5302 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5303 (ggc_mark_tree): Give language-dependent code a chance to mark
5305 (ggc_mark_tree_varray): Handle empty arrays.
5306 (ggc_collect): Adjust for use of ggc_chain. Clear
5307 bytes_alloced_since_last_gc.
5308 * ggc.h (ggc_pop_context): New function.
5309 (ggc_push_context): Likewise.
5310 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5311 * stmt.c (free_stmt_status): New function.
5312 (init_stmt_for_function): Clear last_expr_value.
5313 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5314 Conditionalize call to ggc_collect.
5315 (main): Call init_ggc.
5316 * tree.c (push_obstacks): Do the push, even when GC'ing.
5317 (push_obstacks_nochange): Likewise.
5318 (pop_obstacks): Liekwise.
5319 * varasm.c (free_varasm_status): Take decl as a parameter.
5321 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5323 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5324 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5325 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5326 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5328 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5330 * pa/x-pa-mpeix: New file for the MPE port.
5332 * pa/quadlib.asm: New file for long double support.
5334 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5335 * configure: Rebuilt.
5337 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5339 * final.c (shorten_branches): Fix last change.
5341 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5343 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5345 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5347 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5350 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5352 * c-aux-info.c (concat): Don't define.
5354 * cccp.c (my_strerror): Likewise. All callers changed to use
5356 (do_include): Call xstrdup, not xmalloc/strcpy.
5357 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5358 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5360 * collect2.c (my_strsignal): Likewise. All callers changed to use
5362 (locatelib): Call xstrdup, not xmalloc/strcpy.
5364 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5366 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5368 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5370 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5372 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5374 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5376 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5378 (find_all_handler_type_matches): Likewise. Don't check return
5380 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5381 xmalloc, not malloc.
5382 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5384 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5385 (init_spec): Call xcalloc, not xmalloc/bzero.
5386 (set_spec): Call xstrdup, not save_string.
5387 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5388 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5389 (process_command): Call xstrdup, not save_string.
5390 (main): Call xcalloc, not xmalloc/bzero.
5392 * gcov.c (xmalloc): Don't define.
5393 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5394 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5395 (output_data): Call xcalloc, not xmalloc/bzero.
5397 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5399 * mips-tdump.c (xmalloc): Don't define.
5400 (print_symbol): Call xmalloc, not malloc.
5401 (read_tfile): Call xcalloc, not calloc.
5403 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5404 Don't define. All callers of xfree/my_strsignal changed to use
5405 free/strsignal instead.
5406 (allocate_cluster): Call xcalloc, not calloc.
5408 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5409 Fix memory leak, free allocated memory.
5411 * prefix.c (translate_name): Call xstrdup, not save_string.
5412 (update_path): Likewise.
5414 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5416 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5417 Don't define. Callers of xfree/savestring2 changed to use
5418 free/concat instead.
5420 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5421 (init_elim_table): Likewise.
5423 * resource.c (init_resource_info): Likewise.
5425 * stupid.c (stupid_life_analysis): Likewise.
5427 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5428 (open_dump_file): Call concat, not xmalloc/strcpy/...
5429 (clean_dump_file): Likewise.
5430 (compile_file): Call xstrdup, not xmalloc/strcpy.
5432 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5434 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5435 * v850.c (v850_va_arg): New.
5437 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5439 * haifa-sched.c: Tidy comments.
5441 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5443 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5444 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5445 $(out_object_file)): Depend on ggc.h.
5446 * c-common.c: Include "ggc.h".
5447 (combine_strings): If doing GC, use ggc_alloc_string.
5448 * c-decl.c: Include "ggc.h".
5449 (ggc_p): Define with value 0.
5450 (mark_binding_level): New function.
5451 (init_decl_processing): Add GC roots.
5452 (mark_c_function_context): New function.
5453 (lang_mark_false_label_stack): New function.
5454 (lang_mark_tree): New function.
5455 (lang_cleanup_tree): New function.
5456 * c-lang.c: Include "ggc.h".
5457 (lang_init): Call c_parse_init.
5458 * c-lex.c: Include "ggc.h".
5459 (check_linenum): If doing GC, don't copy filenames to permanent
5461 * c-parse.in: Include "ggc.h".
5462 (c_parse_init): New function.
5463 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5464 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5466 * except.c (mark_eh_state): Mark more state.
5467 * function.c (mark_function_state): Likewise.
5468 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5469 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5470 * toplev.c (mark_file_stack): New function.
5471 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5472 (main): Add root for input_file_stack.
5474 * i386.c: Include "ggc.h".
5475 (ix86_mark_machine_status): New function.
5476 (override_options): Set mark_machine_status.
5478 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5480 * tree.c (copy_node): Copy node contents also if doing GC.
5482 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5484 * collect2.c (scan_libraries): Fix double-thinko :-).
5486 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5488 * collect2.c (scan_libraries): Fix thinko.
5490 * cse.c (delete_trivially_dead_insns): Do not skip the last
5491 insn if it is a real insn.
5493 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5495 * Makefile.in (ggc-simple.o): Depend on hash.h.
5496 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5497 (ggc_mark_tree_varray): Likewise.
5498 (ggc_mark_tree_hash_table): Likewise.
5499 * ggc-simple.c: Include hash.h.
5500 (ggc_mark_tree_hash_table_ptr): New function.
5501 (ggc_mark_tree_hash_table_entry): Likewise.
5502 (ggc_mark_tree_hash_table): Likewise.
5503 (ggc_add_tree_hash_table_root): Likewise.
5504 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5505 rtx, when defining fields.
5507 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5509 * profile.c (output_func_start_profiler): Remove apparently
5510 nonsensical call to start_sequence.
5512 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5514 * clipper/clipper.c (clipper_va_start): Fix typos.
5516 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5517 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5518 (spur_va_arg): New stub.
5520 * configure.in: Comment out pyramid.
5522 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5524 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5525 don't conflict with the bits that win32, cygwin, and dgux
5528 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5529 Bernd Schmidt <bernds@cygnus.co.uk>
5531 * integrate.c (function_cannot_inline_p): Do not inline
5532 functions with forced labels.
5534 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5535 Bernd Schmidt <bernds@cygnus.co.uk>
5536 Mark Mitchell <mark@codesourcery.com>
5538 * Makefile.in (ggc-simple.o): Depend on varray.h.
5539 (rtl.o): Depend on ggc.h.
5540 (genattrtab.o): Depend on ggc.h.
5541 (print-tree.o): Likewise.
5542 (fold-const.o): Likewise.
5543 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5544 (make_insn_raw): Don't cache insns when GC'ing.
5545 (emit_insn_before): Likewise.
5546 (emit_insn_after): Likewise.
5547 (emit_insn): Likewise.
5548 (start_sequence): Use xmalloc to allocate the sequence_stack.
5549 (end_sequence): Add free to free it.
5550 (gen_sequence): Don't cache insns when GC'ing.
5551 (clear_emit_caches): Don't use sequence_element_free_list.
5552 (init_emit): Use xcalloc, not xmalloc+bzero.
5553 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5554 * function.c (pop_function_context_from): Use free to free the
5555 fixup_var_refs_queue.
5556 (put_reg_into_stack): Allocate it with xmalloc.
5557 * genattrtab.c: Include ggc.h.
5558 (operate_exp): Don't use obstack_free when GC'ing.
5559 (simplify_cond): Likewise.
5560 (simplify_text_exp): Likewise.
5561 (optimize_attrs): Likewise.
5562 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5564 (gencode): Generate a #include for ggc.h.
5565 * ggc-callbacks.c (ggc_p): Define it to zero.
5566 * ggc-none.c (ggc_p): Likewise.
5567 * ggc-simple.c: Include varray.h.
5568 (ggc_mark_tree_varray): New function.
5569 (ggc_add_tree_varray_root): Likewise.
5570 (ggc_mark_tree_varray_ptr): Likewise.
5571 * ggc.h (ggc_p): Declare.
5572 (varray_head_tag): Likewise.
5573 (ggc_add_tree_varray_root): Declare.
5574 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5575 inconsistencies when GC'ing.
5576 * rtl.c: Include ggc.h.
5577 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5578 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5579 (rtx_free): Don't call obstack_free when GC'ing.
5580 * toplev.c (rest_of_compilation): Call ggc_collect after every
5582 * tree.c (push_obstacks): Do nothing, if GC'ing.
5583 (pop_obstacks_nochange): Likewise.
5584 (pop_obstacks): Likewise.
5585 (make_node): Use ggc_alloc_tree when GC'ing.
5586 (copy_node): Likewise.
5587 (get_identifier): Use ggc_alloc_string when GC'ing.
5588 (build_string): Likewise.
5589 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5590 (tree_cons): Likewise.
5592 (type_hash_canon): Don't call obstack_free when GC'ing.
5594 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5596 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5597 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5599 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5600 Bernd Schmidt <bernds@cygnus.co.uk>
5601 Mark Mitchell <mark@codesourcery.com>
5603 * Makefile.in (stor-layout.o): Depend on ggc.h.
5604 (expr.o): Depend on ggc.h.
5605 (profile.o): Depend on ggc.h.
5606 (stor-layout.o): Depend on ggc.h.
5607 * emit-rtl.c (init_emit_once): Add gc roots.
5608 * expr.c: Include ggc.h.
5609 (emit_block_move): Add gc roots.
5610 (clear_storage): Likewise.
5611 * expr.h (init_stor_layout_once): New function.
5612 * profile.c: Include ggc.h.
5613 (init_arc_profiler): profiler_label is a root.
5614 * scan.c (make_sstring_space): Trust xrealloc to function
5615 correctly with first parameter NULL.
5616 * stor-layout.c: Include ggc.h.
5617 (set_sizetype): Add gc root.
5618 (init_stor_layout_once): New function.
5619 * toplev.c (compile_file): Call it.
5621 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5622 Bernd Schmidt <bernds@cygnus.co.uk>
5623 Mark Mitchell <mark@codesourcery.com>
5625 * Makefile.in (tree.o): Depend on ggc.h.
5626 (varasm.o): Likewise.
5627 (function.o): Likewise.
5629 (except.o): Likewise.
5630 (optabs.o): Likewise.
5631 (emit-rtl.o): Likewise.
5632 * emit-rtl.c: Include ggc.h.
5633 (sequence_element_free_list): Remove, and all references.
5634 (mark_sequence): New functions.
5635 (mark_emit_state): New function.
5636 * except.c: Include ggc.h.
5637 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5638 (mark_tree_label_node): New functions.
5639 (mark_eh_state): New function.
5640 * function.c: Include ggc.h.
5641 (mark_temp_slot, mark_function_chain): New functions.
5642 (mark_function_state): New function.
5643 (init_function_once): New function.
5644 * function.h (init_function_once): New function.
5645 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5646 * ggc.h (label_node): Declare.
5647 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5648 (lang_mark_false_label_stack): New function.
5649 (mark_temp_slot): Remove declaration.
5650 (mark_function_chain): Likewise.
5651 (mark_eh_state): Adjust prototype.
5652 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5654 * optabs.c: Include ggc.h.
5655 (mark_optab): New function.
5656 (init_optabs): Add gc roots.
5657 * stmt.c: Include ggc.h.
5658 (mark_cond_nesting, mark_loop_nesting): New functions.
5659 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5660 (mark_stmt_state): New function.
5661 * toplev.c (compile_file): Call init_function_once.
5662 * tree.c: Include ggc.h.
5663 (type_hash): Move declaration earlier in file.
5664 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5665 (init_obstacks): Add gc roots.
5666 (mark_type_hash): New function.
5667 * varasm.c: Include ggc.h.
5668 (mark_pool_constant): New function.
5669 (mark_varasm_state): New function.
5671 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5673 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5675 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5677 * c-decl.c (struct language_function): Renamed from struct c_function.
5679 (c_function_chain): Delete.
5680 (push_c_function_context): New arg F. Don't warn about nested
5681 functions here. Fill LANGUAGE elt of F. Delete code to update
5682 c_function_chain. Don't call push_function_context.
5683 (pop_c_function_context): New arg F. Restore from there instead of
5684 from c_function_chain. Don't call pop_function_context. Clear out
5685 LANGUAGE field of F when done.
5686 * c-lang.c: Include "function.h"
5687 (lang_init): Initialize save_lang_status and restore_lang_status.
5688 * c-parse.in (nested_function, nested_function_notype): Warn about
5689 nested functions. Call push_function_context/pop_function_context
5690 instead of the _c_ variants.
5691 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5693 * Makefile.in (c-lang.o): Update dependencies.
5695 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5696 regno_pointer_flag, regno_pointer_align.
5697 (gen_reg_rtx): Use xrealloc to enlarge them.
5698 (free_emit_status): New function.
5699 * function.c (mark_machine_status, mark_lang_status): New variables.
5700 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5701 in some bits from assign_stack_local. All callers changed to use new
5703 (assign_stack_local): Just call assign_stack_local_1.
5704 (free_after_compilation): New function.
5705 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5706 (trampoline_address): Likewise.
5707 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5708 (prepare_function_start): Explicitly clear some more variables.
5709 * function.h (struct function): New elt can_garbage_collect.
5710 (mark_machine_status, mark_lang_status): Declare variables.
5711 (free_after_compilation, free_emit_status, free_varasm_status,
5712 init_varasm_status): Declare functions.
5713 * toplev.c (rest_of_compilation): Call free_after_compilation when
5714 done with the current function.
5715 * varasm.c (free_varasm_status): New function.
5717 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
5719 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
5720 (EXPAND_BUILTIN_VA_ARG): Define.
5721 * sparc.c (sparc_va_start): New.
5722 (sparc_va_arg): New.
5724 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5726 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
5728 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5730 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
5732 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
5734 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
5736 (ggc-callbacks.o): New target.
5737 * ggc-callbacks.c: New file.
5739 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5741 * expr.h: Collapse individual optab and libfunc vars to arrays.
5742 (optab_index, libfunc_index): New enumerations.
5743 (optab_table, libfunc_table): New arrays.
5744 Add accessor macros for both.
5746 * optabs.c (optab_table, libfunc_table): New.
5747 Delete declarations for individual optab and libfunc vars.
5749 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
5751 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
5753 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
5755 * Makefile.in (GGC, GGC_LIB): New.
5756 (HOST_RTL): Include ggc-none.o.
5757 (ggc-simple.o): New target.
5758 (ggc-none.o): Likewise.
5759 * tree.h (tree_common): Add gc_mark.
5760 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
5761 (struct rtvec_def): Add gc_mark.
5762 * emit-rtl.c (global_rtl): Update static initializers to contain
5763 enough initializers.
5764 * ggc.h, ggc-none.c, ggc-simple.c: New files.
5765 * toplev.c (gc_time): New variable.
5766 (all_time): New variable.
5767 (compile_file): Print gc time.
5768 (print_time): Calculate percentage of the whole.
5770 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5772 Change obstack memory management and varasm constant pool handling so
5773 that nested functions are treated like any other functions.
5774 * function.c (init_machine_status): New variable.
5775 (push_function_context_to): Set contains_functions for the outer
5776 function. Don't call save_varasm_status.
5777 (pop_function_context_from): Don't call restore_varasm_status. Don't
5778 set current_function_contains_functions.
5779 (prepare_function_start): Call init_varasm_status rather than
5780 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
5782 * function.h (struct function) Add field varasm. Delete fields
5783 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
5784 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
5785 (init_machine_status): Declare.
5786 (save_varasm_status, restore_varasm_status): Delete declarations.
5787 (save_tree_status, restore_tree_status): Delete last argument.
5788 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
5789 code. All callers changed.
5790 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
5791 save_constants_in_decl_trees, restore_constants, save_constants,
5792 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
5794 (inlining): New variable.
5795 (reg_map, label_map, insn_map, orig_asm_operands_vector,
5796 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
5798 (save_for_inline_nocopy): Don't save constants.
5799 Don't set inl_emit field in current_function.
5800 (expand_inline_function): Use emit field, not inl_emit, of the inlined
5801 function. Set new variable inlining before
5802 calling copy_rtx_and_substitute.
5803 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
5804 constant pool references if inlining is nonzero.
5805 Delete ADDRESS and (most of the) CONST cases.
5806 (output_inline_function): Save and restore current_function/
5807 current_function_decl. Delete restore_constants code. Don't call
5808 init_const_rtx_hash_table.
5809 * output.h (init_const_rtx_hash_table): Don't declare.
5810 * rtl.h (struct function): Declare.
5811 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
5812 * toplev.c (rest_of_compilation): Don't treat nested functions or
5813 functions containing them specially. Delete all code to deal with
5814 save_for_inline_copying.
5815 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
5816 inline_obstacks): Delete variables.
5817 (save_tree_status): Lose arg CONTEXT. All callers changed.
5818 Simply allocate a new function_maybepermanent_obstack for the new
5819 function, delete all the special cases.
5820 Don't save inline_obstacks.
5821 (restore_tree_status): Lose arg CONTEXT. All callers changed.
5822 Delete special handling for function_maybepermanent_obstack; simply
5824 Don't restore inline_obstacks.
5825 (permanent_allocation): Delete code that frees inline_obstacks.
5826 (print_inline_obstack_statistics): Delete function.
5827 (dump_tree_statistics): Don't call it.
5828 * varasm.c (struct varasm_status): New.
5829 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
5830 last_pool, pool_offset, const_double_chain): Delete global
5831 variables, replace with accessor macros.
5832 (immed_double_const): Don't walk const_double_chain outside a
5833 function, but don't treat nested functions specially anymore.
5834 (immed_real_const_1): Likewise.
5835 (clear_const_double_mem): Don't treat nested functions specially.
5836 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
5837 (save_varasm_status, restore_varasm_status): Delete functions.
5838 (init_varasm_status): New function.
5839 (force_const_mem): Don't treat nested functions specially.
5840 (find_pool_constant): Accept new arg F, search for constants in
5841 that function's pool rather than the current one. All callers
5843 (get_pool_constant_for_function, get_pool_mode_for_function): New
5846 * i386.c (init_386_machine_status): New function, mostly from
5847 clear_386_stack_locals.
5848 (struct machine_functions): Rename element names to avoid name
5850 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
5851 macros, replacing global variables.
5852 (clear_386_stack_locals, save_386_machine_status,
5853 restore_386_machine_status): Delete functions.
5854 (override_options): Initialize init_machine_status.
5855 * i386.h (INIT_EXPANDERS): Delete macro.
5856 (save_386_machine_status, restore_386_machine_status,
5857 clear_386_stack_locals): Delete declarations.
5859 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5861 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
5862 (doloop_begin): Simplify pattern and use emit_jump_insn.
5863 (doloop_end): Simplify pattern, switch operand order,
5864 and use emit_jump_insn.
5866 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5868 * function.h (struct function): Add new element LANGUAGE.
5869 (save_lang_status): Declare new variable.
5870 (restore_lang_status): Likewise.
5871 * function.c (save_lang_status): Define.
5872 (restore_lang_status): Likewise.
5873 (push_function_context_to): Call language-specific save function.
5874 (pop_function_context_from): Call language-specific restore function.
5876 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5878 * i386.md (movsf_1): Check REG_P before use of REGNO.
5879 (movdf_1): Likewise.
5880 (movxf_1): Likewise.
5881 (extendsfdf2): Likewise.
5882 (extendsfxf2): Likewise.
5883 (extenddfxf2): Likewise.
5885 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5887 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
5888 constants into memory.
5889 (c4x_shiftable_constant): New function.
5890 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
5891 (c4x_shiftable_constant): Declare.
5892 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
5893 ashlqi3_noclobber): Add new patterns and associated splitters.
5895 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
5897 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
5898 * dwarf2out.c (dwarf2out_frame_init): Likewise.
5899 * final.c (shorten_branches): Likewise.
5900 * global.c (global_alloc): Likewise.
5901 * haifa-sched.c (build_control_flow): Likewise.
5902 * stmt.c (check_for_full_enumeration_handling): Likewise.
5903 (estimate_case_costs): Likewise.
5905 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
5907 * rtl.h (RTL_CHECKC2): Fix typo in last change.
5909 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
5911 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
5912 (recompute_reg_usage): Likewise.
5913 * rtlanal.c (find_regno_fusage): Likewise.
5915 * rtl.c (rtl_check_failed_code1): New function.
5916 (rtl_check_failed_code2): New.
5917 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
5918 (RTL_CHECKC1, RTL_CHECKC2): New.
5919 (XC*): New accessor macros.
5920 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
5921 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
5922 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
5923 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
5924 (TRAP_*, RANGE_INFO_*): Likewise.
5926 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5928 * Makefile.in (tlink.o): Don't depend on toplev.h.
5930 * collect2.c (c_file, o_file, export_file, import_file, ldout,
5931 output_file, nm_file_name, ldd_file_name, strip_file_name,
5932 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
5933 add_prefix, prefix_from_env, prefix_from_string, do_wait,
5934 fork_execute, maybe_unlink, add_to_list,
5935 extract_init_priority, write_list, dump_list,
5936 dump_prefix_list, write_list_with_asm, write_c_file,
5937 write_c_file_stat, write_c_file_glob, scan_prog_file,
5938 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
5939 ignore_library, extract_string, notice, dump_file, target_machine,
5940 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
5941 read_file, print_load_command): Constify a char*.
5942 (fdopen, error, fatal, fatal_perror): Don't prototype.
5943 (my_strerror): Remove. All callers use xstrerror instead.
5944 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
5945 (main): Add prototype. Constify lots of char* ptrs. Change calls
5946 to xcalloc/strcpy/strcat/... to one call to concat.
5947 (main, scan_prog_file, scan_libraries): Use an intermediate
5948 `const char **' to build an argv array.
5949 (mapfile, libselect, libcompare, locatelib): Add prototypes.
5951 * collect2.h (collect_execute, collect_wait, dump_file,
5952 file_exists): Constify a char*.
5953 (ldout, c_file_name, temporary_obstack, permanent_obstack,
5954 temporary_firstobj, vflag, debug): Add extern declarations.
5955 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
5957 * tlink.c: Don't include toplev.h.
5958 (vflag, debug, ldout, c_file_name, temporary_obstack,
5959 permanent_obstack, temporary_firstobj): Don't declare.
5960 (tlink_execute, frob_extension, symbol_hash_lookup,
5961 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
5962 recompile_files, read_repo_files, demangle_new_symbols,
5963 scan_linker_output): Constify a char*.
5964 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
5965 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
5967 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
5969 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
5970 (relative) rather than jsr (absolute) subroutine call insns.
5971 * config/m68k/m68k-coff.h: Ditto.
5973 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
5975 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
5976 now rework these too.
5977 (arm_reorg): If an insn can't reach the end of the current pool,
5978 ensure that we emit that pool before the insn.
5980 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
5982 * tlink.c (scan_linker_output): Skip the initial underscore in
5983 a mangled name if appropriate.
5985 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5987 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5988 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
5989 error_with_ivar, gen_declarator, create_builtin_decl,
5990 my_build_string, generate_descriptor_table, generate_ivars_list,
5991 generate_dispatch_table, check_protocols, TAG_GETCLASS,
5992 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
5993 dump_base_name, lang_decode_option, build_encode_expr,
5994 start_class, finish_class, encode_pointer, really_start_method,
5995 gen_declaration, dump_interface, handle_class_ref, handle_impent):
5997 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
5998 Add static prototypes.
5999 (build_objc_string_decl, build_selector_reference_decl,
6000 encode_bitfield, build_class_reference_decl): Remove unused
6001 parameter, all callers changed.
6002 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6003 (objc_printable_name): Likewise. Change second parameter to type int.
6004 (init_objc): Use memcpy, not bcopy, to avoid casts.
6006 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6008 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6009 reg notes on a deleted insn.
6010 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6012 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6014 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6016 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6018 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6021 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6023 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6024 * tm.texi (MD_ASM_CLOBBERS): Document it.
6026 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6028 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6029 * except.c (expand_rethrow): Remove unused variable.
6030 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6031 * flow.c (replace_insns): Likewise.
6032 (create_edge_list, verify_edge_list): Likewise.
6033 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6035 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6036 is special code to run.
6037 (main): Don't define operands to emit_operand.
6038 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6040 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6042 * alpha/alpha.h (normal_memory_operand): Declare.
6043 (reg_no_subreg_operand): Declare.
6044 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6046 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6048 * c-parse.in (compstmt_primary_start): New, broken out of first
6049 part of compstmt handling in primary.
6050 (primary): Use it. Add an error clause.
6051 (compstmt_nostart): Renamed from compstmt; remove all
6052 initial invocations of compstmt_start.
6055 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6057 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6060 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6062 * combine.c (simplify_shift_const): Remove extra semicolon.
6063 * dwarf2out.c (remove_AT): Likewise.
6064 * expmed.c (expand_mult): Likewise.
6065 * gcov.c (create_program_flow_graph): Likewise.
6066 * reorg.c (mostly_true_jump): Likewise.
6068 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6070 * fold-const.c (fold_range_test): Do not try to fold the range
6071 test if the rhs or lhs has side effects.
6073 * combine.c (simplify_rtx): Recognize another case of a synthesized
6076 * varasm.c (mark_constant_pool): When marking indirect references,
6077 only look at SYMBOL_REFs.
6079 * except.c (expand_fixup_region_end): Do not peek at
6080 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6082 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6084 * flags.h: New variables align_loops, align_loops_log,
6085 align_jumps, align_jumps_log, align_labels, align_labels_log,
6086 align_functions, align_functions_log.
6087 * toplev.c: Define them.
6088 (f_options): Handle -falign-* when they have no argument.
6089 (main): Add logic to set variables for -falign-functions,
6090 -falign-jumps, -falign-labels, -falign-loops.
6091 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6092 (display_help): Change help to match options.
6093 * final.c (LABEL_ALIGN): Default to align_labels_log.
6094 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6095 (LOOP_ALIGN): Default to align_loops_log.
6096 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6097 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6098 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6099 * varasm.c (assemble_start_function): Handle align_functions.
6101 * config/sparc/sparc.h: Don't declare sparc_align_*.
6102 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6103 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6105 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6107 * config/sparc/sparc.c: Delete sparc_align_loops,
6108 sparc_align_jumps, sparc_align_funcs and the corresponding string
6110 (sparc_override_options): Default align_functions on ultrasparc.
6111 Delete -malign-* handling.
6113 * config/mips/mips.c (override_options): On 64-bit targets,
6114 try to align code to 64-bit boundaries.
6115 (print_operand): New substitution, %~,
6116 which aligns labels to align_labels_log.
6117 * config/mips/mips.md (div_trap_normal): Use %~.
6118 (div_trap_mips16): Likewise.
6123 (ashldi3_internal): Likewise.
6124 (ashrdi3_internal): Likewise.
6125 (lshrdi3_internal): Likewise.
6126 (casesi_internal): Likewise.
6128 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6130 Merge new ia32 backend from the branch!
6132 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6133 See ChangeLog.P2 on new_ia32_branch for details.
6135 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6136 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6137 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6138 * i386/gas.h (ASM_FILE_START): Define.
6139 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6140 for name change of ix86_valid_decl_attribute_p.
6141 (i386_pe_valid_type_attribute_p): Similarly.
6143 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6145 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6146 to step through CC modes.
6148 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6150 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6151 it would end up in the shadow of a live flags regsiter.
6153 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6155 * reload1.c: Fix many indentation problems.
6156 * reload.c: Likewise.
6158 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6160 * alias.c (non_local_reference_p): Constify fmt.
6162 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6164 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6166 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6168 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6169 the internal_arg_pointer.
6171 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6173 Merge peephole2 from new_ia32_branch:
6174 * Makefile.in (STAGESTUFF): Add *.peephole2.
6175 (mostlyclean): Likewise.
6176 (recog.o): Depend on resource.h.
6178 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6179 (final_scan_insn): Likewise for the invocation of peephole.
6180 * genconfig.c (main): Look for peephole and peephole2 patterns.
6181 Emit HAVE_peephole* accordingly.
6182 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6183 * flags.h (flag_peephole2): Declare.
6184 * toplev.c: New pass peephole2. New flag -fpeephole2.
6186 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6187 * gencodes.c (main): Likewise.
6188 * genextract.c (main): Likewise.
6189 * genoutput.c (main): Likewise.
6190 * genemit.c (max_operand_1): Look for the max scratch operand.
6191 (gen_rtx_scratch): New.
6192 (gen_exp): Use it, and pass on new arg subroutine_type.
6193 (gen_expand): Take max scratch into account.
6194 (gen_split): Emit peephole2 functions.
6195 (output_peephole2_scratch): New.
6196 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6197 * genrecog.c (routine_type): Add PEEPHOLE2.
6199 (make_insn_sequence): Match outer parallel for peep2. Discard
6200 top level scratches and dups.
6201 (add_to_sequence): New args insn_type and top. Update all callers.
6202 Handle toplevel peep2 matching insns.
6203 (write_subroutine): Handle peep2.
6204 (write_tree_1): Likewise.
6205 (write_tree): Likewise.
6207 (change_state): New arg afterward. Update all callers.
6208 Handle matching separate insns.
6209 * recog.c (recog_next_insn): New.
6210 (peephole2_optimize): New.
6211 * rtl.def (DEFINE_PEEPHOLE2): New.
6212 * resource.c (find_free_register): New argument last_insn. Use it
6213 to find a register available through the entire span.
6214 * resource.h (find_free_register): Update prototype.
6216 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6218 * i386.c (output_strlen_unroll): Don't write xops[7]
6219 label if it wasn't set.
6221 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6223 * cpplib.c (struct directive): Const-ify name pointer and
6224 function pointer prototype.
6225 (validate_else, do_define, do_line, do_include, do_undef,
6226 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6227 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6228 do_warning): Const-ify second arg.
6229 (directive_table): Mark const. Reorder entries by frequency
6230 of usage, record statistics.
6232 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6234 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6235 bounds- check RTL accesses if --enable-checking.
6236 (RTVEC_ELT): Bounds check if --enable-checking.
6237 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6238 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6239 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6241 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6242 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6244 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6245 (NOTE_SOURCE_FILE): Use X0STR.
6246 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6247 MEM_ALIAS_SET): Use X0INT.
6248 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6249 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6251 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6252 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6253 (rtl_check_failed_bounds, rtl_check_failed_type1,
6254 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6256 (fancy_abort): Fix comment.
6258 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6259 (cse_insn): Decrement LABEL_NUSES for jump target before
6261 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6262 * final.c (alter_subreg): Compute regno before changing x to
6263 REG; set REGNO(x) after changing it.
6264 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6265 notes containing CONST_INTs.
6266 (delete_eh_regions): Use NOTE_EH_HANDLER.
6267 * function.c (put_reg_into_stack): Make reg a MEM before
6269 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6271 (gen_mem_addressof): Make reg a MEM before initializing it.
6272 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6274 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6275 deleting an insn, not after.
6276 (block_alloc): Only look at PATTERN(insn) if we have to, and
6277 only if it's format class 'i'.
6278 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6279 CONST_INT before using its INTVAL.
6280 * print-rtl.c (print_rtx): Use X0STR.
6281 * regmove.c (fixup_match_1): Don't look at PATTERN of
6282 non-class-'i' insn chain elements.
6283 * reload.c (loc_mentioned_in_p): Take address of
6284 in->fld[1].rtx directly.
6285 * reload1.c (reload): Change reg to a MEM before initializing
6287 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6289 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6291 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6293 * config/mips/mips.c (machine_dependent_reorg): Force a
6294 barrier to output the local constant pool if a barrier hasn't
6295 been found at a natural point in the instruction stream.
6297 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6299 * c-parse.in (language_string): Constify.
6301 * dwarf2out.c (language_string): Remove declaration.
6303 * dwarfout.c (language_string): Likewise.
6305 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6307 * tree.h (language_string, init_parse, finish_parse): Declare.
6309 * i386/sun386.h (language_string): Remove declaration.
6311 * mips.h (language_string): Likewise.
6313 * nextstep.h (language_string): Likewise.
6315 * nextstep21.h (language_string): Likewise.
6317 * rs6000.c (language_string): Likewise.
6319 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6321 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6322 (getpwd.o): Remove target.
6324 * getpwd.c: Delete file. Its in libiberty now.
6326 * dbxout.c (getpwd): Don't prototype.
6327 * dwarf2out.c (getpwd): Likewise
6328 * dwarfout.c (getpwd): Likewise
6329 * final.c (getpwd): Likewise.
6330 * protoize.c (getpwd): Likewise.
6332 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6334 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6336 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6338 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6341 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6343 * fixinc/Makefile.in (subdir): New.
6344 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6347 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6349 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6350 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6353 * invoke.texi: Fix typo.
6355 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6356 changed. Handle autoincrement addressing modes.
6358 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6359 just like we would the virtual incoming args register when
6362 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6364 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6365 path, in .file directive.
6367 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6369 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6372 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6374 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6377 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6379 * tree.c (tree_code_name): Constify a char*.
6381 * tree.h (tree_code_name, decl_printable_name): Likewise.
6383 * function.h (struct function): Likewise.
6385 * toplev.c (decl_name, decl_printable_name): Likewise.
6387 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6389 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6390 (init_objc): Remove function pointer cast.
6392 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6394 * pa.md (interspace_jump): New pattern.
6395 (builtin_longjmp): New expander.
6397 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6399 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6400 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6401 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6403 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6405 * jump.c (delete_prior_computation): Also check calls
6406 to constant functions. Don't bother checking for a
6407 REG_UNUSED note before adding it.
6408 (delete_computation): Handle multi-word hard registers
6409 when synthesizing missing REG_DEAD notes for a register
6410 which is both set and used by an insn.
6412 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6414 * loop.c (this_loop_info): New variable.
6415 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6416 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6418 (prescan_loop, strength_reduce): New argument loop_info. All callers
6420 (scan_loop): New variable loop_info, initialise to address of
6422 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6423 Delete variable loop_has_multiple_exit targets and replace with
6424 field in this_loop_info.
6425 (find_and_verify_loops): Rename this_loop to this_loop_num.
6426 (strength_reduce): Delete loop_iteration_info. Replace variable
6427 loop_info with function argument of same name.
6428 (insert_bct): Rework test for loop being completely unrolled.
6430 * loop.h (struct loop_info): New fields num, loops_enclosed,
6431 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6432 has_indirect_jump, and cont. Redefine use of unroll_number.
6433 (loop_unroll_number): Delete.
6435 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6437 (loop_iterations): Delete variable vtop and instead use
6438 loop_info->vtop computed in prescan_loop.
6440 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6442 * fix-header.c (main): Do not pass a null pointer to strcmp.
6444 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6446 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6448 * configure: Rebuilt.
6450 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6452 * jump.c (jump_optimize_1): Do not delete assignments to
6453 internal_arg_pointer.
6454 * cse.c (delete_trivially_dead_insns): Always consider a set of
6455 the internal_arg_pointer live.
6457 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6459 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6460 (update_life_info) [REG_WAS_0]: Search the original insns rather
6461 than the new insns for the note. Fix typos finding note_dest.
6462 If no dest found, discard the note rather than abort.
6463 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6464 (replace_insns): Remove the old insn list after update_life_info
6467 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6469 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6471 (sched_analyze_1): Let add_dependence care for not adding dups.
6472 (sched_analyze_2): Likewise.
6473 (add_branch_dependences): Likewise.
6475 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6477 * i386/winnt.c (export_list): New type.
6478 (exports_head): Rename to
6479 (export_head): this.
6480 (i386_pe_record_exported_symbol): Add is_data flag.
6481 (i386_pe_asm_file_end): Emit directive for exported variables.
6482 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6484 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6485 (ASM_DECLARE_OBJECT_NAME): Likewise.
6486 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6487 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6489 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6491 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6493 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6496 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6498 * config/openbsd.h: Define SET_ASM_OP.
6499 * tm.texi: cross-reference SET_ASM_OP in the index.
6501 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6503 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6504 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6505 and class_narrowest_mode at compile time. Kill init_rtl.
6506 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6507 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6508 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6510 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6512 * rtl.h: Declare rtx_length and rtx_format as const.
6513 * machmode.def: Define CC(). Use CC() to define CCmode. If
6514 EXTRA_CC_MODES is defined, expand it here.
6515 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6516 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6517 const. Kill all references to EXTRA_CC_MODES.
6519 * toplev.c: Don't prototype or call init_rtl.
6520 * optabs.c: Don't call init_mov_optab.
6521 * genemit.c: Don't generate init_mov_optab. Don't call
6523 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6525 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6526 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6527 genrecog.c: Don't call init_rtl.
6529 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6530 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6531 definition of EXTRA_CC_MODES.
6533 * md.texi: Kill ref to EXTRA_CC_NAMES.
6534 * tm.texi: Document new way to define EXTRA_CC_MODES.
6536 * genrecog.c: Do not look up the name of a define_split.
6539 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6541 * config/v850/v850.md: Fix typo introduced by previous delta.
6543 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6545 * gcc.c (fatal): Make definition static to match prototype.
6547 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6549 * combine.c (get_last_value): Don't look for earlier sets if the last
6550 known set is somewhere in between the insns being combined.
6552 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6554 * configure.in: Don't use shell ! to negate exit codes
6555 * configure: Regenerate
6557 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6559 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6560 the fact that ALIGN is measured in bits, not bytes.
6562 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6564 * errors.c: New file; defines functions error, warning, and
6565 fatal, variables have_error and progname.
6566 * errors.h: New file; prototypes and decls for stuff in errors.c.
6568 * Makefile: Add rules to build errors.o and
6569 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6570 genopinit, genrecog, genextract, genpeep, genattr, and
6571 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6572 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6573 genpeep.o, genattr.o, and genoutput.o.
6575 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6576 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6577 define or prototype fatal. Set progname at beginning of main.
6578 * genoutput.c: Likewise, and don't define or prototype error
6581 * c-typeck.c (c_expand_start_case): Return immediately if exp
6583 * fold-const.c (operand_equal_p): Return immediately if arg1
6584 or arg0 are ERROR_MARKs.
6585 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6586 fields of type ERROR_MARK when calculating if the record can
6589 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6590 with much help from Jeffrey A Law and Richard Henderson
6592 * i386.md: In the 6 insns which call output_fix_trunc,
6593 earlyclobber operands[0].
6595 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6597 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6598 creating new registers.
6600 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6602 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6603 i386_reg_alloc_order, i386_regparm_string,
6604 i386_align_loops_string, i386_align_jumps_string,
6605 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6606 and i386_branch_cost_string as type "const char *".
6607 * i386.c: Define all above strings as type "const char *".
6609 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6611 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6612 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6614 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6616 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6617 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6619 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6621 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6622 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6623 (dwarf2out_line, dwarf2out_finish): Likewise.
6624 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6626 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6628 * tree.c (lang_unsave_expr_now) : Correct return type.
6629 * tree.h (lang_unsave_expr_now) : Same.
6631 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6633 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6634 instead of duplicating code.
6636 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6638 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6640 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6642 * tree.h: fancy_abort always takes three args.
6643 * resource.c: Move include of system.h before toplev.h.
6645 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6647 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6650 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6652 * system.h: Don't redefine abort or trim_filename.
6653 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6654 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6655 whether or not __FUNCTION__ is available.
6656 * tree.h: Duplicate rtl.h's definition of abort, for files
6657 that don't include rtl.h. Delete all code to perform type
6658 checking with a compiler other than GCC.
6659 * varray.h: Delete all code to perform type checking with a
6660 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6661 its arguments exactly once, using a statement expression.
6662 Adjust the VARRAY_<type> accessor macros to match.
6663 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6664 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6665 caller's location. Define fatal_insn and fatal_insn_not_found
6666 as macros that use _fatal_insn and _fatal_insn_not_found.
6667 (fancy_abort, trim_filename): Kill prototypes.
6669 * rtl.c (trim_filename): Move here from toplev.c.
6670 (fancy_abort): New function.
6671 (DIR_SEPARATOR): Provide default definition.
6672 * tree.c (tree_check_failed, tree_class_check_failed): Go
6673 through fancy_abort.
6674 (tree_check, tree_class_check, cst_or_constructor_check,
6675 expr_check): Delete.
6676 * varray.c (varray_check_failed): New function.
6677 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6678 _fatal_insn and _fatal_insn_not_found. Go through
6680 (trim_filename, fancy_abort): Delete.
6682 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6683 * except.c (start_catch_handler): Report ICE with error/abort
6685 * final.c (output_operand_lossage): Likewise.
6686 * flow.c (verify_flow_info): Likewise.
6688 * gcc.c: Prototype fatal.
6689 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6690 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6691 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6692 Don't define fancy_abort.
6694 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6696 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6699 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6701 * m88k.h (VERSION_INFO2): Kill.
6702 (VERSION_STRING): Kill.
6704 (VERSION_INFO1): Tidy.
6705 (TARGET_VERSION): Update.
6706 * m88k/dgux.h (VERSION_INFO2): Kill.
6707 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6708 * m88k/luna.h (VERSION_INFO1): Tidy.
6709 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6710 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
6711 (output_file_start): Adjust for death of VERSION_STRING.
6713 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
6715 * cpplib.c (detect_if_not_defined): New function.
6716 (do_if): Use it to detect potential once-only headers.
6718 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
6720 * c-common.c (combine_strings): Always set TREE_CONSTANT.
6722 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6724 * combine.c (nonzero_bits) : Allow single-ly set registers to be
6725 anywere in the function only if they are pseudos and set before
6726 being used (not live at the start of the function).
6727 (num_sign_bit_copies) : Same.
6728 (get_last_value_validate) : Same.
6729 (get_last_value) : Same.
6731 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
6733 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
6734 where N and M are constant and N is an integer multiple of M.
6736 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6738 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
6739 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
6740 sbitmap_union_of_preds): Add prototypes.
6741 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
6742 the intersection of successors with the new flow graph structures.
6743 (sbitmap_intersection_of_preds): New function to compute the
6744 intersection of predecessors with the new flow graph structures.
6745 (sbitmap_union_of_succs): New function to compute the union of
6746 successors with the new flow graph structures.
6747 (sbitmap_union_of_preds): New function to compute the union of
6748 predecessors with the new flow graph structures.
6749 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
6750 (expr_reaches_here_p): Use edge and basic_block structures instead
6751 of s_preds and s_succs.
6752 (compute_cprop_avinout): Use new sbitmap routines.
6753 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
6754 of s_preds and s_succs.
6755 * flow.c (compute_flow_dominators): Compute dominators using
6756 edges and basic blocks instead of s_preds and s_succs.
6758 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6760 * lists.c (unused_insn_list, unused_expr_list): New file for
6761 maintaining various types of lists. New statics for maintaining a
6762 cache of available INSN_LIST and EXPR_LIST nodes.
6763 (free_list): Static function for freeing a list of INSN/EXPR nodes.
6764 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
6765 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
6766 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
6767 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
6768 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
6769 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
6770 (free_INSN_LIST_node): Free an individual INSN_LIST node.
6771 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
6772 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
6773 (remove_dependence, free_pending_lists): Use new global routines.
6774 (flush_pending_lists, sched_analyze_insn): Use new global routines.
6775 (sched_analyze, compute_block_backward_dependences): Use new routines.
6776 (sched_analyze_1, sched_analyze_2): Use new routines.
6777 (schedule_insns): Use new global routines.
6778 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
6780 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
6781 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
6783 * toplev.c (rest_of_compilation): Initialize node cache.
6784 * Makefile.in (OBJS): Add lists.o to list of object files.
6785 (lists.o): Add dependancies.
6787 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
6789 * config/v850/v850.md: Fix compile time warning messages.
6790 * config/v850/v850.c: Fix compile time warning messages.
6791 * config/v850/v850.h: Fix compile time warning messages.
6793 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6795 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
6796 Remove unused prototype for `init_lengths'.
6798 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6800 * calls.c (emit_call_1): Mark parameter `stack_size' with
6802 (expand_call): Initialize variable `insn'.
6803 (emit_library_call): Likewise for variable `high_to_save'.
6804 (emit_library_call_value): Likewise.
6805 (store_one_arg): Likewise for variables `lower_bound' and
6808 * combine.c (try_combine): Likewise for variables `i2_code_number'
6809 and `other_code_number'.
6810 (find_split_point): Likewise for variables `pos', `unsignedp' and
6812 (simplify_if_then_else): Likewise for variables `op' and `c1'.
6813 (simplify_and_const_int): Remove unused variable `width'.
6814 (merge_outer_ops): Likewise.
6816 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
6817 HOST_WIDE_INT' when comparing against one.
6818 (simplify_relational_operation): Likewise.
6819 (cse_insn): Initialize variables `src_eqv_volatile',
6820 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
6822 * final.c (init_final): Constify parameter `filename'.
6823 (final_start_function): Mark parameter `optimize' with
6825 (profile_function): Likewise for parameters `first' and `optimize'.
6826 (output_source_line): Likewise for parameter `file'.
6828 * integrate.c (subst_constants): Cast a value to `size_t' when
6829 comparing against one.
6830 (mark_stores): Initialize variable `mode'. Cast a value to
6831 `size_t' when comparing against one.
6833 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
6835 * loop.c (move_movables): Initialize variable `first'.
6836 (strength_reduce): Likewise for variable `increment'.
6837 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
6838 value to `size_t' when comparing against one.
6839 (load_mems): Initialize variable `end_label'.
6841 * output.h (init_final): Constify parameter.
6843 * reload.c (decompose): Initialize variable `base'.
6845 * reload1.c (reload): Likewise for variable `is_scalar'.
6846 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
6847 (choose_reload_regs): Initialize variable `mode'.
6848 (emit_reload_insns): Likewise for variable `store_insn'.
6849 (reload_cse_noop_set_p): Mark parameter `insn' with
6851 (reload_combine): Initialize variable `set'.
6853 * unroll.c (unroll_loop): Likewise for variable `local_label'.
6854 (copy_loop_body): Cast a value to `size_t' when comparing against
6857 * varasm.c (assemble_variable): Initialize variable `size_tree'.
6858 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
6859 (remove_from_pending_weak_list): Mark parameter `name' with
6862 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6864 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
6867 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
6869 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
6870 (ASM_DECLARE_FUNCTION_NAME): Define.
6871 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
6872 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
6873 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
6874 not already defined.
6876 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6878 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
6879 of n_popped when call/call_value are not defined.
6881 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
6883 * tm.texi: GNU CC -> GCC conversion.
6884 (CC1_SPEC): Indicate it is used for all language front ends.
6886 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
6888 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
6889 NOTE_INSN_EH_REGION_END correctly.
6891 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6892 Jeff Law <law@cygnus.com>
6894 * loop.c (strength_reduce): Automatically unroll loops if the
6895 unrolled loop size is smaller than the rolled loop size.
6897 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
6898 and delete comment that code should be rewritten.
6900 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
6902 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
6905 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
6907 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6909 * fixinc/mkfixinc.sh: Don't fix uwin headers.
6910 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
6911 (LINK_SPEC): Add -u _main when building executables.
6912 (ASM_DECLARE_FUNCTION): Update from Cygwin.
6913 (ASM_FILE_END): Use the default for ix86-pe.
6914 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
6916 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
6918 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
6919 and ASM_CLOSE_PAREN are empty strings.
6921 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
6922 Geoffrey Keating <geoffk@cygnus.com>
6924 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
6925 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
6926 (unprotoize.o): Ditto.
6927 (test-protoize-simple): Don't define STD_PROTO_DIR.
6928 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
6929 changes to make 'test-protoize-simple' pass.
6930 (STD_PROTO_DIR): Remove define.
6931 (STANDARD_EXEC_PREFIX): Supply default define.
6932 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
6933 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
6934 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
6935 (GET_ENV_PATH_LIST): New macro.
6936 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
6937 (do_processing): Initialize default_syscalls_dir using new
6938 macros. Use it to initialize syscalls_absolute_filename.
6940 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
6942 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
6943 B into a register before emit_conditional_move.
6945 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
6947 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
6948 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
6949 multiplicand out of (+ (* a b) (* c d)).
6951 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
6952 Richard Henderson <rth@cygnus.com>
6954 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
6955 (new_insn_dead_notes): Likewise.
6956 (update_n_sets): Likewise.
6957 (update_flow_info): Move to flow.c, renamed to update_life_info;
6958 extend to handle multiple source insns.
6959 * flow.c: Include resource.h
6960 (unlink_insn_chain): New.
6961 (split_hard_reg_notes): New.
6962 (maybe_add_dead_note): New.
6963 (maybe_add_dead_note_use): New.
6964 (find_insn_with_note): New.
6965 (new_insn_dead_notes): New.
6966 (update_n_sets): New.
6967 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
6968 (maybe_remove_dead_notes): New.
6969 (update_life_info): New.
6970 (prepend_reg_notes): New.
6971 (replace_insns): New.
6972 * output.h (update_life_info): Declare.
6973 * recog.c (split_block_insns): Use update_life_info.
6974 * resource.c (find_free_register): Use reg_alloc_order, don't use
6975 fixed regs, make sure the mode is supported, don't use new regs.
6977 * rtl.h (replace_insns): Declare.
6979 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
6981 * expr.c (expand_expr): Cope with COND_EXPRs with one
6982 non-returning branch.
6984 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
6986 * expr.c (store_expr): Always pass down the target, even when not
6989 1999-08-24 Nick Clifton <nickc@cygnus.com>
6991 * configure.in: Define target_cpu_default for v850 targets.
6992 * configure: Regenerate
6994 * config/v850/v850.h (TARGET_CPU_generic): Define.
6995 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
6996 addresses are 4 byte aligned.
6998 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7001 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7003 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7004 (main): Add prototypes.
7006 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7007 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7008 (write_attr_get): Emit prototypes along with function definition.
7009 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7010 (write_complex_function): Emit static prototype along with
7011 function definition.
7013 * genemit.c (gen_split): Emit prototypes along with function
7016 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7017 Likewise for predicates and `insn_operand_predicate'.
7018 (process_template): Emit static prototype along with function
7021 * genrecog.c (make_insn_sequence): Constify a char*. Add
7022 prototypes for get_split_*().
7023 (write_subroutine): Emit prototypes along with function
7026 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7028 * gcse.c (find_avail_set): Follow chains of register-register copies.
7029 Use oprs_not_set_p to guarantee that the returned value can be
7031 (cprop_insn): Don't verify the return value of find_avail_set with
7034 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7035 (cprop_cc0_jump): New function.
7036 (cprop_insn): Break out new function cprop_jump and use it.
7037 Also use cprop_cc0_jump for machines with CC0.
7038 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7040 * tree.h (current_function_calls_setjmp,
7041 current_function_calls_longjmp): Delete declarations.
7042 * dsp16xx.c: Include "function.h".
7043 * elxsi.c: Likewise.
7044 * gmicro.c: Likewise.
7045 * h8300.c: Likewise.
7048 * mn10200.c: Likewise.
7049 * mn10300.c: Likewise.
7050 * ns32k.c: Likewise.
7054 * rtl.h (rtx_equal_function_value_matters): Declare.
7055 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7057 * function.c: Likewise.
7058 * emit-rtl.c: Likewise.
7060 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7062 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7065 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7067 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7070 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7072 * cpp.texi: Add a node documenting macro varargs (copied
7075 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7077 * cppspec.c: Put a null pointer at the end of the new argv.
7079 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7081 * configure.in: Remove code to select/de-select the haifa
7082 scheduler. Every scheduled port gets haifa now.
7083 * configure: Rebuilt.
7084 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7086 * Makefile.in: Corresponding changes.
7088 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7090 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7091 All callers changed.
7092 (prepare_float_lib_cmp): Likewise.
7093 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7094 * expr.h (emit_float_lib_cmp): Delete declaration.
7095 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7096 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7097 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7099 (cmptf): Now conditional on TARGET_HARD_QUAD.
7101 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7103 * resource.c (mark_target_live_regs): Use
7104 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7106 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7108 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7110 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7112 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7114 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7116 * rtl.h (rtx_format): Constify a char*.
7118 * rtl.c (rtx_format): Likewise.
7119 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7120 (init_rtl): Use accessor macro, not `rtx_format'.
7122 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7125 * caller-save.c (mark_referenced_regs): Likewise.
7127 * combine.c (subst, make_compound_operation, known_cond,
7128 gen_rtx_combine, update_table_tick, get_last_value_validate,
7129 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7131 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7132 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7133 count_reg_usage): Likewise.
7135 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7138 * final.c (leaf_renumber_regs_insn): Likewise.
7140 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7141 dump_edge_info, count_reg_references): Likewise.
7143 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7144 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7147 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7148 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7149 add_label_notes): Likewise.
7151 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7152 clear_struct_flag, count_sub_rtxs, count_alternatives,
7153 compares_alternatives_p, contained_in_p, walk_attr_value,
7154 write_expr_attr_cache): Likewise.
7156 * genconfig.c (walk_insn_part): Likewise.
7158 * genemit.c (max_operand_1, gen_exp): Likewise.
7160 * genextract.c (walk_rtx): Likewise.
7162 * genflags.c (num_operands): Likewise.
7164 * genoutput.c (scan_operands): Likewise.
7166 * genpeep.c (match_rtx): Likewise.
7168 * genrecog.c (add_to_sequence): Likewise.
7170 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7173 * integrate.c (save_constants, copy_for_inline,
7174 copy_rtx_and_substitute, subst_constants, restore_constants):
7177 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7178 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7180 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7183 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7184 add_label_notes, replace_call_address, count_nonfixed_reads,
7185 invariant_p, find_single_use_in_loop, find_mem_givs,
7186 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7189 * print-rtl.c (reg_names, print_rtx): Likewise.
7191 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7193 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7194 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7195 print_blocks): Likewise.
7197 * regclass.c (fix_register, record_address_regs,
7198 reg_scan_mark_refs): Likewise.
7200 * regmove.c (stable_but_for_p): Likewise.
7202 * reload.c (loc_mentioned_in_p, operands_match_p,
7203 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7204 copy_replacements, refers_to_regno_for_reload_p,
7205 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7206 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7209 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7210 delete_address_reloads_1, count_occurrences,
7211 reload_cse_mem_conflict_p, reload_combine_note_use,
7212 add_auto_inc_notes): Likewise.
7214 * resource.c (mark_referenced_resources, mark_set_resources):
7217 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7218 reg_mentioned_p, regs_set_between_p, modified_between_p,
7219 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7220 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7221 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7222 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7224 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7226 * stupid.c (stupid_mark_refs): Likewise.
7228 * unroll.c (remap_split_bivs): Likewise.
7230 * varasm.c (mark_constants): Likewise.
7232 * a29k/a29k.c (uses_local_reg_p): Likewise.
7234 * alpha/alpha.c (summarize_insn): Likewise.
7236 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7237 eliminate_lr2ip): Likewise.
7239 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7241 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7242 reg_mentioned_in_mem): Likewise.
7244 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7245 symbolic_reference_mentioned_p): Likewise.
7247 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7249 * sh/sh.c (regs_used, mark_use): Likewise.
7251 * vax/vax.c (vax_rtx_cost): Likewise.
7253 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7255 * machmode.h (mode_name): Constify a char*.
7257 * rtl.c (mode_name): Likewise.
7259 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7261 * optabs.c (init_libfuncs): Constify a char*.
7263 * print-tree.c (mode_name): Remove redundant declaration.
7264 (print_node): Use accessor macro, not `mode_name'.
7266 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7268 (new_spill_reg): Constify a char*.
7270 * tree.c (mode_name): Remove redundant declaration.
7272 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7274 * rtl.c (rtx_name): Constify a char*.
7276 * rtl.h (rtx_name, fix_sched_param): Likewise.
7278 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7279 (mypr): Use accessor macro, not `rtx_name'.
7281 * genemit.c (print_code): Constify a char*.
7283 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7285 * genpeep.c (print_code): Constify a char*.
7287 * genrecog.c (print_code): Likewise.
7289 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7290 end_bb): Add static prototype.
7291 (draw_edge): Constify a char*.
7292 (end_bb): Remove unused parameter.
7294 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7295 print_block_visualization): Constify a char*.
7297 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7299 * c-common.c (c_get_alias_set): Update comment.
7301 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7303 * linux.h (LIB_SPEC): Added.
7305 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7307 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7309 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7311 * tree.c (expr_check): Fix typo in last change.
7313 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7315 * rtl.def (NOTE): Change format to "iuu0n".
7316 (ADDR_DIFF_VEC): Change format to "eEee0".
7317 (ADDRESSOF): Change format to "eit".
7319 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7320 (RTVEC_ELT): Change to match.
7321 (XVECEXP): Use XVEC and RTVEC_ELT.
7322 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7323 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7324 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7325 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7326 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7327 (INTVAL): Use XWINT.
7328 (ADDRESSOF_DECL): Use XTREE.
7329 (SET_ADDRESSOF_DECL): Delete.
7330 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7331 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7332 ifdefed out since 2.6 at least.
7333 (gen_rtvec_vv): Delete prototype.
7335 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7337 (copy_most_rtx): Handle 't' format letter.
7338 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7339 (gen_rtvec_vv): Delete function. All callers changed to use
7340 gen_rtvec_v instead.
7341 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7342 the '0' format letter.
7344 * function.c (gen_mem_addressof): Don't use
7345 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7347 * integrate.c (copy_rtx_and_substitute): Likewise.
7348 Copy 't' slots with XTREE.
7349 (subst_constants): Treat 't' slots like '[swi]' slots.
7350 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7351 * jump.c (rtx_equal_for_thread_p): Likewise.
7352 * rtlanal.c (rtx_equal_p): Likewise.
7353 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7354 only four arguments.
7355 * gengenrtl.c (type_from_format): Provide correct types for
7359 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7360 If a recent gcc is in use (always in stage2 and beyond), use
7361 statement expressions, so we don't make a function call unless
7362 the check fails. Evaluate arguments exactly once.
7363 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7364 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7366 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7367 they evaluate their arguments exactly once, irrespective of
7368 the compiler in use.
7370 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7371 is used by the currently-enabled check macros. This is:
7372 (tree_check_failed, tree_class_check_failed): For gcc.
7373 (tree_check, tree_class_check, cst_or_constructor_check,
7374 expr_check): For other compilers.
7376 * gencheck.c: Do not define any *_CHECK1 macros.
7378 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7379 Mark Mitchell <mark@codesourcery.com>
7381 * c-common.c (c_get_alias_set): Fix support for poitners and
7384 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7386 * alias.c: Include tree.h.
7387 (nonlocal_reference_p, mark_constant_function): New functions.
7388 * flow.c (life_analysis): Call mark_constant_function.
7389 * rtl.h (mark_constant_function): Declare it.
7391 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7393 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7394 unrecognisable switches.
7396 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7398 * loop.c (recombine_givs): Set ix field after sorting.
7399 (recombine_givs): Remove bogus index / giv lockstep looping.
7401 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7403 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7405 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7406 (do_cmp_and_jump): Formatting fixes.
7407 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7408 do_compare_rtx_and_jump instead of compare_from_rtx.
7409 (do_compare_rtx_and_jump): New function; mostly copied from
7411 (do_jump_for_compare): Delete.
7412 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7414 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7415 of compare/do_jump_for_compare pairs.
7416 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7417 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7418 compare_from_rtx/do_jump_for_compare pairs.
7419 (do_jump_by_parts_equality): Likewise.
7420 (do_jump_by_parts_equality_rtx): Likewise.
7421 * expr.h (do_compare_rtx_and_jump): Declare.
7422 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7423 that used to be in emit_cmp_insn.
7424 (cmp_available_p): New function.
7425 (prepare_operand): New function.
7426 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7427 to be in emit_cmp_insn.
7428 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7429 parameters to be pointers; don't emit final compare but modify some of
7430 the values pointed to by the args so the caller can perform the
7432 (expand_binop): Call emit_store_flag_force with signed forms of
7434 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7435 emit_jump_insn pair.
7436 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7437 emit_cmp_and_jump_insn_1. Call emit_queue.
7438 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7440 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7441 jump sets cc0 before deleting it.
7442 * integrate.c (expand_inline_function): Likewise.
7443 * unroll.c (unroll_loop): Similar changes in several places.
7444 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7447 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7449 * Makefile.in (insn-recog.o): Update dependencies.
7450 * genrecog.c (main): Make generated file include "function.h".
7452 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7454 * cse.c (cse_insn): Call never_reached_warning when a jump is
7455 changed to be unconditional.
7456 * flags.h: Declare warn_notreached.
7457 * flow.c (delete_block): Call never_reached_warning when
7459 * jump.c (delete_barrier_successors): Call never_reached_warning
7460 when we delete everything after a BARRIER.
7461 (never_reached_warning): New function.
7462 * rtl.h: Declare never_reached_warning.
7463 * toplev.c (warn_notreached): New variable.
7464 (lang_independent_options): Set warn_notreached
7465 when -Wunreachable-code.
7466 (compile_file): We need line numbers for -Wunreachable-code.
7468 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7470 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7471 * sched.c (insn_unit): Likewise.
7473 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7475 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7477 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7479 * flow.c (create_edge_list): Use xmalloc, not malloc.
7481 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7483 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7484 C-style comments. Do not lose the character before double slash.
7486 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7488 * basic-block.h (struct edge_list): Stucture to maintain a vector
7490 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7491 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7492 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7493 New function prototypes.
7494 * flow.c (create_edge_list): Function to create an edge list.
7495 (free_edge_list): Discards memory used by an edge list.
7496 (print_edge_list): Debug output showing an edge list.
7497 (verify_edge_list): Internal consistency check for an edge list.
7498 (find_edge_index): Function to find an edge index for a pred and succ.
7500 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7502 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7505 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7507 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7509 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7511 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7513 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7515 * toplev.c (rest_of_compilation): Allow machine dependent
7516 reorganisation pass to place information into the RTL dump
7517 file if it so wishes.
7519 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7521 * explow.c (hard_function_value): Use VOIDmode instead of
7523 * stmt.c (expand_return): Likewise.
7524 * stor-layout.c (get_best_mode): Likewise.
7526 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7527 emit call instead of emit_insn call.
7529 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7531 * configure.in: Handle --disable/enable-win32-registry.
7532 * install.texi: Document --disable/enable-win32-registry.
7533 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7534 (WIN32_REGISTRY_KEY): New macro.
7535 * prefix.c: Use to enable/disable win32-specific code.
7536 (lookup_key): Use versioned key.
7537 * configure: Regenerate.
7538 * config.in: Likewise.
7540 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7542 * cpplib.c (read_line_number): New fn, split out of...
7545 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7547 tree.c (lang_unsave_expr_now) : New.
7548 (unsave_expr_now): Call lang_unsave_expr_now.
7549 tree.h (lang_unsave_expr_now) : New.
7551 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7553 * toplev.c (flag_new_exceptions): On by default.
7555 1999-08-13 Michael Meissner <meissner@cygnus.com>
7557 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7559 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7561 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7562 INTEGER_TYPE with precision==1, it's __java_boolean.
7564 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7566 * global.c (prune_preferences): Move some invariants out of the
7569 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7571 * configure.in (alpha*-dec-osf*): Add osf5.
7573 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7575 * configure.in: Rework handling of ARM GNU/Linux slightly.
7576 (arm*-*-linux-gnuoldld): New target.
7577 * configure: Regenerate.
7578 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7579 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7580 * config/arm/linux-oldld.h: New file.
7581 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7582 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7584 * config/arm/linux-elf.h (ASM_SPEC): Define.
7585 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7586 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7587 for 26-bit APCS and old linker.
7588 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7590 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7591 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7592 don't define `arm' or `arm_elf'.
7593 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7594 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7596 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7598 * rtl.texi: Fix typo.
7600 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7602 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7604 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7606 * extend.texi (C++ Signatures): Remove node.
7607 * invoke.texi: Remove discussion of -fhandle-signatures,
7608 signature, sigof, __signature__, and __sigof__.
7610 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7612 * Makefile.in (JAVAGC): Removed.
7614 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7616 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7618 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7620 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7622 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7624 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7625 a register that is already known to be a pointer.
7627 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7629 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7630 * fixinc/inclhack.sh: Regenerated.
7631 * fixinc/fixincl.sh: Regenerated.
7633 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7635 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7636 Fix documentation of -ansi flag to describe its C++ behavior.
7637 Remove bogus reference to GCC 2.9.
7639 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7641 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7642 note if it is non-NULL.
7644 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7646 * except.h (eh_nesting_info): Add new structure defintion.
7647 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7648 (reachable_handlers, update_rethrow_references): Add function
7650 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7651 a rethrow symbol instead of an integer exception region number.
7652 * flow.c (Make_edges): Use new exception nesting routines to determine
7653 which handlers are reachable from a CALL or asynchronous insn.
7654 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7656 (delete_eh_regions): Update rethrow labels, and don't delete
7657 regions which are the target of a rethrow.
7658 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7659 avoid overloading the SYMBOL_REF_USED flag.
7660 (rethrow_symbol_map): Use new rethrow_ref field.
7661 (rethrow_used): Use new rethrow_ref field.
7662 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7663 of an integer. Fix formatting.
7664 (output_exception_table_entry): Use new rethrow_ref field.
7665 (can_throw): Check for EH_REGION_NOTE before deciding
7666 whether a CALL can throw or not.
7667 (scan_region): Call rethrow_used() instead of accessing data structure.
7668 (update_rethrow_references): New function to make sure only regions
7669 which are still targets of a rethrow are flagged as such.
7670 (process_nestinfo): New static function to initialize a handler
7671 list for a specific region.
7672 (init_eh_nesting_info): New function to allocate and initialize
7673 the list of all EH handlers reachable from all regions.
7674 (reachable_handlers): New function to retrieve the list of handlers
7675 reachable from a specific region and insn.
7676 (free_eh_nesting_info): New function to dispose of a list of
7679 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7681 * flow.c (split_edge): Set JUMP_LABEL field.
7682 (commit_one_edge_insertion): Set head correctly for insert_before.
7683 When inserting insns, update insn block numbers if allocated.
7685 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7687 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7688 retry_incomplete_types): Add static prototype.
7689 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7690 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7691 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7692 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7693 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7696 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7697 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7699 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7701 * output.h (assemble_name): Constify a char*.
7703 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7704 assemble_variable, assemble_name): Likewise.
7706 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7708 * arm/pe.c (arm_pe_unique_section): Likewise.
7710 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
7712 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
7714 * i386/interix.c (i386_pe_unique_section): Likewise.
7716 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
7718 * i386/winnt.c (i386_pe_unique_section): Likewise.
7720 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
7722 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
7724 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
7726 * pa/pa.c (output_call): Likewise.
7728 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
7730 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
7732 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
7735 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
7738 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
7740 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
7741 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
7743 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
7745 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7747 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
7749 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7751 * tree.h (lang_identify): Constify a char*.
7752 (print_error_function): Add extern prototype. Constify a char*.
7754 * c-lang.c (lang_identify): Constify a char*.
7756 * objc/objc-act.c (lang_identify): Constify a char*.
7758 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7760 * genpeep.c (main): Make generated file include "function.h".
7761 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
7763 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7765 * Makefile.in: Update dependencies.
7766 * alias.c: Include "function.h"
7767 * c-decl.c: Likewise.
7768 * caller-save.c: Likewise.
7769 * calls.c: Likewise.
7770 * combine.c: Likewise.
7772 * explow.c: Likewise.
7773 * final.c: Likewise.
7774 * global.c: Likewise.
7775 * graph.c: Likewise.
7776 * local-alloc.c: Likewise.
7778 * optabs.c: Likewise.
7779 * profile.c: Likewise.
7780 * recog.c: Likewise.
7781 * regclass.c: Likewise.
7782 * regmove.c: Likewise.
7783 * reload.c: Likewise.
7784 * reorg.c: Likewise.
7785 * resource.c: Likewise.
7786 * sched.c: Likewise.
7787 * stupid.c: Likewise.
7788 * config/1750a/1750a.c: Likewise.
7789 * config/a29k/a29k.c: Likewise.
7790 * config/arc/arc.c: Likewise.
7791 * config/arm/arm.c: Likewise.
7792 * config/arm/thumb.c: Likewise.
7793 * config/c4x/c4x.c: Likewise.
7794 * config/clipper/clipper.c: Likewise.
7795 * config/convex/convex.c: Likewise.
7796 * config/fx80/fx80.c: Likewise.
7797 * config/i860/i860.c: Likewise.
7798 * config/m68k/m68k.c: Likewise.
7799 * config/m88k/m88k.c: Likewise.
7800 * config/mips/mips.c: Likewise.
7801 * config/pdp11/pdp11.c: Likewise.
7802 * config/pyr/pyr.c: Likewise.
7803 * config/romp/romp.c: Likewise.
7804 * config/sh/sh.c: Likewise.
7805 * config/tahoe/tahoe.c: Likewise.
7806 * config/vax/vax.c: Likewise.
7807 * config/we32k/we32k.c: Likewise.
7808 * config/sparc/sparc.c: Include "function.h".
7809 (mem_min_alignment): Test current_function rather than
7810 regno_pointer_align.
7811 * config/pa/pa.c: Likewise.
7812 (compute_frame_size): Delete declaration of
7813 current_function_outgoing_args_size.
7814 * config/arc/arc.h (current_function_varargs): Delete declaration.
7815 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
7817 * config/i370/i370.h (current_function_outgoing_args_size): Delete
7819 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
7820 current_function_uses_pic_offset_table.
7821 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
7822 of current_function_returns_pointer.
7823 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7824 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7825 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7826 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7827 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7828 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7829 * config/m88k/m88k.c: Include "function.h"
7830 (call_used_regs, current_function_pretend_args_size,
7831 current_function_outgoing_args_size, frame_pointer_needed): Delete
7833 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
7835 * config/mips/mips.h (current_function_calls_alloca): Delete
7837 * config/mn10200/mn10200.h (current_function_needs_context,
7838 rtx_equal_function_value_matters): Delete declarations.
7839 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
7840 flag_pic): Delete declarations.
7841 * config/pa/pa.h (current_function_pretend_args_size,
7842 current_function_decl): Delete declarations.
7843 * config/pa/som.h (current_function_varargs): Delete declaration.
7844 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
7846 * config/pyr/pyr.h (current_function_pretend_args_size,
7847 current_function_args_size, current_function_calls_alloca): Delete
7849 * config/sh/sh.h (current_function_varargs): Delete declaration.
7850 * config/sparc/sparc.h (current_function_outgoing_args_size,
7851 current_function_calls_alloca, current_function_decl): Delete
7853 * config/spur/spur.h (current_function_pretend_args_size,
7854 current_function_calls_alloca): Delete declarations.
7855 * config/v850/v850.c (current_function_outgoing_args_size): Delete
7857 * config/vax/vms.h (current_function_name): Delete declaration.
7858 * gcse.c: Include "function.h".
7859 (current_function_name, current_function_calls_setjmp): Delete
7861 * haifa-sched.c: Include "function.h".
7862 (forced_labels): Delete declaration.
7864 * reg-stack.c: Likewise.
7865 * reload1.c: Likewise.
7866 * genemit.c (main): Make generated file include function.h.
7867 * genoutput.c (output_prologue): Likewise.
7869 * builtins.c (saveregs_value, apply_args_value): Delete variables.
7870 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
7871 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
7872 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
7873 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
7874 macros for some of them.
7875 (emit_filename, emit_lineno): Delete declarations.
7876 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
7877 regno_pointer_* variables through current_function.
7878 (gen_inline_header_rtx): Delete function.
7879 (save_emit_status): Delete function.
7880 (set_new_last_label_num): New function.
7881 (clear_emit_caches): New function.
7882 (restore_emit_status): Just clear last_labelnum and call
7884 (get_last_insn_anywhere): Variable sequence_stack is now accessed
7885 through macro seq_stack.
7886 (add_insn_after): Likewise.
7887 (add_insn_before): Likewise.
7888 (remove_insn): Likewise.
7889 (pop_topmost_sequence): Likewise.
7890 (in_sequence_p): Likewise.
7891 (start_sequence_for_rtl_expr): Likewise.
7892 (start_sequence): Likewise, and likewise for
7893 sequence_rtl_expr/seq_rtl_expr.
7894 (push_topmost_sequence): Likewise.
7895 (end_sequence): Likewise.
7896 (init_virtual_regs): Now takes a "struct emit_status *" argument.
7897 All callers changed. Store into that pointer instead of globals.
7898 (init_emit): Allocate emit elt of current_function.
7899 Changes for sequence_rtl_expr/sequence_stack renaming.
7900 Call clear_emit_caches instead of doing it in-line.
7901 Access regno_pointer_* variables through current_function.
7902 (init_emit_once) Don't clear sequence_stack.
7904 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
7906 (arg_pointer_save_area): Delete declaration.
7907 (finish_expr_for_function): Renamed from init_queue; no longer static.
7908 (init_expr): Don't call init_queue.
7909 (save_expr_status, restore_expr_status): Delete functions.
7910 (expand_expr): Changes to reflect new layout of struct function.
7911 Don't access current_function_check_memory_usage when current_function
7913 * expr.h (forced_labels, save_expr_regs, saveregs_value,
7914 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
7915 current_function_outgoing_args_size, current_function_arg_offset_rtx,
7916 current_function_uses_const_pool, function_call_count,
7917 current_function_uses_pic_offset_table, nonlocal_labels,
7918 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
7919 current_function_check_memory_usage, nonlocal_goto_handler_slots,
7920 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
7922 (finish_expr_for_function): Declare.
7923 * flags.h (current_function_has_nonlocal_label,
7924 current_function_has_nonlocal_goto, current_function_is_thunk,
7925 current_function_has_computed_jump): Delete declarations.
7926 * flow.c (forced_labels): Delete declaration.
7927 * function.c (current_function_pops_args,
7928 current_function_returns_struct, current_function_returns_pcc_struct,
7929 current_function_needs_context, current_function_calls_setjmp,
7930 current_function_calls_longjmp, current_function_has_nonlocal_label,
7931 current_function_has_nonlocal_goto, current_function_is_thunk,
7932 current_function_has_computed_jump, current_function_calls_alloca,
7933 current_function_contains_functions, current_function_returns_pointer,
7934 current_function_epilogue_delay_list, current_function_args_size,
7935 current_function_pretend_args_size, current_function_arg_offset_rtx,
7936 current_function_outgoing_args_size, current_function_varargs,
7937 current_function_stdarg, current_function_args_info, cleanup_label,
7938 current_function_name, current_function_uses_const_pool,
7939 current_function_instrument_entry_exit, current_function_return_rtx,
7940 current_function_uses_pic_offset_table, nonlocal_labels,
7941 current_function_internal_arg_pointer, current_function_cannot_inline,
7942 current_function_check_memory_usage, function_call_count,
7943 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
7944 nonlocal_goto_stack_level, return_label, save_expr_regs,
7945 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
7946 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
7947 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
7948 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
7949 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
7951 (push_function_context_to): Don't save them. Don't call
7952 save_storage_status, save_emit_status or save_expr_status.
7953 (pop_function_context_from): Don't restore them. Don't call
7954 restore_storage_status or restore_expr_status.
7955 (get_func_frame_size): New function.
7956 (get_frame_size): Use it.
7957 (assign_outer_stack_local): Reflect some member name changes in struct
7959 (put_reg_into_stack): Likewise.
7960 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
7962 (fixup_var_refs): Likewise.
7963 (fix_lexical_addr): Likewise.
7964 (trampoline_address): Likewise.
7965 (prepare_function_start): Clear field inlinable of current_function.
7966 (init_function_for_compilation): New function.
7967 (expand_dummy_function_end): New function.
7968 (expand_function_end): Call finish_expr_for_function.
7969 * function.h (struct emit_status): New; fields moved here from struct
7970 function and from global variables. Add accessor macros for some of
7972 (struct expr_status): Likewise.
7973 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
7974 (struct function): Add fields expr and emit, inlinable, inl_emit,
7975 original_arg_vector, original_decl_initial, inl_last_parm_insn,
7976 inl_max_label_num. Add many comments.
7977 Add accessor macros for all elts of struct function that no longer
7978 have a global variable.
7979 (cleanup_label, return_label, frame_offset, tail_recursion_label,
7980 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
7981 stack_slot_list): Delete declarations.
7982 (get_func_frame_size): Declare.
7983 (save_expr_status, restore_expr_status, save_emit_status,
7984 save_storage_status, restore_storage_status): Delete declarations.
7985 (init_virtual_regs): Declare.
7986 * output.h (current_function_pops_args,
7987 current_function_returns_struct, current_function_returns_pcc_struct,
7988 current_function_needs_context, current_function_calls_setjmp,
7989 current_function_calls_longjmp, current_function_calls_alloca,
7990 current_function_has_nonlocal_label, current_function_varargs,
7991 current_function_has_computed_jump, current_function_returns_pointer,
7992 current_function_contains_functions, current_function_args_size,
7993 current_function_pretend_args_size, current_function_stdarg,
7994 current_function_outgoing_args_size, current_function_args_info,
7995 current_function_name, current_function_return_rtx,
7996 current_function_epilogue_delay_list,
7997 current_function_uses_const_pool, current_function_cannot_inline):
7998 Delete declarations.
7999 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8000 regno_reg_rtx): Delete declaration.
8001 (REGNO_POINTER_FLAG): Delete macro.
8002 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8003 function were renamed.
8004 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8006 * toplev.c: Include "function.h".
8007 (current_function_decl): Delete declaration.
8008 (compile_file): Call init_dummy_function_start and
8009 expand_dummy_function_end around some initializations that need to
8011 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8012 Call init_function_for_compilation.
8013 * unroll.c: Include "function.h"
8014 (unroll_loop): Access regno_pointer_* variables through
8017 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8018 (DECL_SAVED_INSNS): use it.
8019 (expand_dummy_function_end): Declare.
8020 (init_function_for_compilation): Declare.
8021 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8022 that it's no longer an INLINE_HEADER.
8023 (expand_call): Likewise.
8024 * integrate.c (finish_inline): Delete function.
8025 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8026 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8027 args. Don't generate an INLINE_HEADER rtx, just return the arg
8028 vector. All callers changed.
8029 (save_for_inline_copying): Create a duplicate struct emit_status to
8030 hold the emit state for compiling the current function. Use this and
8031 the other new fields in struct function that are for integration
8032 instead of an INLINE_HEADER.
8033 Use memcpy instead of bcopy.
8034 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8035 (save_for_inline_nocopy): Similar changes, except no new emit_status
8037 (expand_inline_function): Get information from function structure,
8038 not from an inline header rtx.
8039 (output_inline_function): Lose code to extract the necessary
8040 information from an inline header; simply put back the function
8041 structure into current_function. Clear its inlinable elt.
8042 * rtl.def (INLINE_HEADER): Delete.
8043 * rtl.h: Delete all accessors for an INLINE_HEADER.
8044 (gen_inline_header_rtx): Delete declaration.
8045 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8046 Delete declarations.
8047 (REGNO_POINTER_ALIGN): Delete.
8048 (clear_emit_caches): Declare.
8049 (set_new_last_label_num): Declare.
8051 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8053 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8055 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8056 * stmt.c (is_eh_region): Make sure current_function is present, too.
8058 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8060 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8061 for 64bit PA targets.
8063 * pa.h (SELECT_SECTION): Define.
8064 * som.h (SELECT_SECTION): Delete.
8066 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8068 * alias.c (init_alias_analysis): Wrap call to
8069 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8071 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8073 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8074 <sys/asm.h> contains an asm comment with an apostrophe
8075 * fixinc/inclhack.sh: regen
8076 * fixinc/fixincl.x: regen
8078 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8080 * function.c (init_function_start): Clear prologue & epilogue.
8081 (prologue_epilogue_contains): New function.
8082 * alias.c (init_alias_analysis): Use it.
8083 * rtl.h (prologue_epilogue_contains): Declare it.
8085 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8087 * jump.c (onlyjump_p): New function.
8088 * rtl.h: Declare it.
8089 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8090 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8092 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8094 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8095 to invert loops. Simplify block scanning.
8097 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8099 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8100 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8102 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8104 * config/sparc/liteelf.h: New file to support sparclite-elf target
8105 * config/sparc/t-sp86x: New file to support sparc86x targets
8106 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8107 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8108 * configure.in: Support above target triplets
8109 * configure: Regenerated
8111 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8113 * fixinc/server.c (server_setup): Do not prefix function used as
8116 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8118 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8119 Remove fp reg alternatives.
8121 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8123 * Makefile.in (TAROUTOPTS): Kill.
8124 (install-headers-tar): Use "xpf" for tar headerfile extraction
8125 * i370/x-oe (TAROUTOPTS): Delete.
8126 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8127 * m68k/x-hp320 (TAROUTOPTS): Delete.
8128 * m68k/x-hp320g (TAROUTOPTS): Delete.
8129 * gcc.texi: Update bug reporting text.
8131 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8133 * reg-stack.c (change_stack) Fixed problem with negative array index.
8135 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8137 * extend.texi, install.texi: Fix spelling mistakes.
8139 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8140 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8141 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8143 * mips/t-ecoff: Likewise.
8144 * mips/t-elf: Likewise.
8145 * mips/t-mips: Likewise.
8146 * mips/t-osfrose: Likewise.
8147 * mips/t-r3900: Likewise.
8148 * mips/t-svr3: Likewise.
8149 * mips/t-svr4: Likewise.
8150 * mips/t-ultrix: Likewise.
8152 * gcc.texi: Document recommend means to provide software floating
8153 point libraries in libgcc.a
8155 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8157 * c-lex.c (yylex): We can have a number with no digits.
8159 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8161 * jump.c (delete_prior_computation): New function, broken
8162 out of delete_computation. Check for side effects with
8163 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8164 multi-word hard registers.
8165 (delete_computation): Use it. Check for side effects with
8166 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8167 missing REG_DEAD note for a register which is both set and
8170 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8172 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8173 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8174 (ASM_FILE_START): Import _mcount with the right type.
8175 (ASM_DECLARE_FUNCTION_NAME): Define.
8176 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8177 * pa.c (output_function_prologue): Always emit the function's label
8179 * pa.h (TEXT_SPACE_P): Define.
8180 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8181 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8182 * som.h (TEXT_SPACE_P): Delete.
8183 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8184 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8186 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8188 * expr.c (emit_group_load): Allow src to be a CONCAT.
8190 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8192 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8193 (___mulsi3): Use '!' comment character.
8195 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8197 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8199 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8201 * gcc.c: Update URLs and mail addresses.
8202 * gcc.texi: Likewise.
8204 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8206 * rs6000.c (current_file_function_operand): Return zero for
8208 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8210 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8213 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8215 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8216 allocate space in the stack frame for the PIC register.
8218 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8220 * m68k.md (xordi3, anddi3): These patterns are not available on
8223 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8225 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8226 (PUT_REAL): Likewise.
8228 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8230 * final.c (shorten_branches): Don't add an alignment for loops
8231 that have no label inside.
8233 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8235 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8236 prototypes in macro HAVE_cmpstrsi.
8238 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8240 * emit-rtl.c (operand_subword): Remove unused variable
8243 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8245 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8247 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8249 * cpphash.c (macroexpand): Delete leading whitespace when arg
8250 is concatenated before.
8251 (unsafe_chars): Correct test for whether + and - can extend a
8254 * cppinit.c (cpp_start_read): Do dependencies for
8255 -include/-imacros files also.
8257 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8258 tokenizing non-directive lines.
8259 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8260 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8263 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8265 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8267 * c-lex.c: Sync with C++ frontend.
8268 (linemode): New variable.
8269 (parse_float): imag, conversion_errno, and type are output only.
8270 (yylex): Adjust. Move initial '.' case into main switch.
8272 (handle_generic_pragma): Just deal with tokens.
8273 (readescape): Use ISXDIGIT and ISGRAPH.
8274 * c-parse.in: Add END_OF_LINE token.
8276 * c-lex.c (lang_init): Generalize.
8277 (nextchar): Remove. Replace uses with UNGETC.
8278 (skip_white_space): Handle linemode here. Optimize for cpplib.
8279 (skip_white_space_on_line): Remove.
8280 (extend_token_buffer_to): New fn.
8281 (extend_token_buffer): Use it.
8282 (read_line_number, check_newline): Just deal with tokens.
8283 (token_getch, token_put_back): New fns.
8284 (yylex): Use them. More cpplib optimizations. Simplify.
8286 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8287 Jason Merrill <jason@yorick.cygnus.com>
8289 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8290 (consume_string): Make this smart about USE_CPPLIB.
8291 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8292 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8293 Also, clean up cases where we redundantly set token_buffer[0].
8294 (read_line_number): New fn.
8295 (ignore_escape_flag): New variable.
8297 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8299 * a29k/t-a29kbare: Fix some comments.
8300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8301 (FPBIT, DPBIT): Define.
8302 * a29k/t-vx29k: Likewise.
8303 * arc/t-arc: Likewise.
8304 * arm/t-arm-elf: Likewise.
8305 * arm/t-bare: Likewise.
8306 * arm/t-pe: Likewise.
8307 * arm/t-pe-thumb: Likewise.
8308 * arm/t-semi: Likewise.
8309 * arm/t-thumb: Likewise.
8310 * arm/t-thumb-elf: Likewise.
8311 * arm/t-thumb-linux: Likewise.
8312 * h8300/t-h8300: Likewise.
8313 * i960/t-i960: Likewise.
8314 * i960/t-vxworks960: Likewise.
8315 * m32r/t-m32r: Likewise.
8316 * mips/t-ecoff: Likewise.
8317 * mips/t-elf: Likewise.
8318 * mips/t-r3900: Likewise.
8319 * pa/t-pro: Likewise.
8320 * rs6000/t-aix43: Likewise.
8321 * rs6000/t-beos: Likewise.
8322 * rs6000/t-newas: Likewise.
8323 * rs6000/t-ppccomm: Likewise.
8324 * rs6000/t-rs6000: Likewise.
8325 * rs6000/t-winnt: Likewise.
8326 * rs6000/t-xnewas: Likewise.
8327 * rs6000/t-xrs6000: Likewise.
8328 * sh/t-sh: Likewise.
8329 * sparc/t-elf: Likewise.
8330 * sparc/t-sparcbare: Likewise.
8331 * sparc/t-sparclite: Likewise.
8332 * sparc/t-splet: Likewise.
8333 * v850/t-v850: Likewise.
8334 * mn10200/t-mn10200: Fix comments.
8335 * mn10300/t-mn10300: Likewise.
8337 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8338 dummy operand. Allocate a new pseudo for the dummy operand.
8339 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8341 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8343 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8345 * configure: Rebuilt.
8346 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8348 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8350 * recog.c (preproces_constraints): Zero recog_op_alt before
8351 processing the constraints.
8353 * arm.c (typedef minipool_node): Renamed from pool_node.
8354 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8355 (add_minipool_constant): New function.
8356 (dump_minipool): New function.
8357 (find_barrier): Remove special case for getting the insn size of
8358 an insn that references the constant pool.
8359 (minipool_fixup): New structure.
8360 (push_minipool_barrier): New function.
8361 (push_minipool_fix): New function.
8362 (note_invalid_constants): New function.
8363 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8364 (arm_reorg): Rewrite code to fix up the constant pool into a
8365 series of mini-pools embedded in the insn stream.
8366 (arm_output_epilogue): New function, made mainly from the body
8367 of output_func_epilogue.
8368 (output_func_epilogue): Move insn generation part of epilogue code
8369 to arm_output_epilogue.
8370 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8371 * arm.md (pool_range): New attribute.
8372 (zero_extendqidi2): Add attribute pool_range.
8373 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8374 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8375 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8376 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8377 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8378 (epilogue): New expand.
8379 (epilogue_insn): New insn. Call arm_output_epilogue.
8381 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8382 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8384 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8386 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8388 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8390 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8392 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8394 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8396 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8398 * global.c: Fix comment.
8400 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8402 * gcc.c (access_check): New static function.
8403 (find_a_file): Use it when searching a directory list.
8404 * collect2.c (find_a_file): Don't accept directories found when
8405 searching a directory list.
8407 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8409 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8410 function parameters with `&'.
8411 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8413 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8415 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8416 or tidy_fallthru_edge if the last insn in the block is not
8417 an unconditional jump or a simple conditional jump.
8419 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8421 * Makefile.in (c-decl.o): Depends on defaults.h.
8423 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8425 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8427 (CLASS_MAX_NREGS): Likewise.
8429 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8431 * cse.c (cse_insn): Fix dumb thinko in last change.
8433 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8435 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8438 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8440 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8441 test for sizes of passed and declared parameter types.
8443 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8445 * fixincludes: Fix the return type of bsearch, char* -> void*.
8447 * fixinc/inclhack.def: Likewise.
8449 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8451 * invoke.texi (-fdump-translation-unit): New option.
8453 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8455 * expr.h (PROMOTE_PROTOTYPES): Move ...
8456 * defaults.h: ... to here.
8457 * c-decl.c: Include defaults.h instead of expr.h.
8458 * c-typeck.c: Include defaults.h.
8460 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8462 * toplev.h (errorcount): Declare.
8463 (warningcount): Likewise.
8464 (sorrycount): Likewise.
8465 * c-lex.c (errorcount): Don't declare.
8466 * dwarf2out.c (errorcount): Don't declare.
8468 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8470 * config/libgloss.h: Add a note discouraging use with ELF.
8471 * configure.in: Don't use libgloss.h for ELF targets.
8472 Always use_collect2 on a.out targets.
8474 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8476 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8477 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8479 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8481 * loop.c (strength_reduce): When doing biv->giv conversion, update
8482 reg note of NEXT->insn.
8484 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8486 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8488 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8490 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8491 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8492 Ensure expr.h is included.
8493 * c-typecheck.c (convert_arguments): Ditto.
8495 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8497 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8498 * config/convex/convex.h: Ditto.
8499 * config/dsp16xx/dsp16xx.h: Ditto.
8500 * config/fx80/fx80.h: Ditto.
8501 * config/gmicro/gmicro.h: Ditto.
8502 * config/i370/i370.h: Ditto.
8503 * config/i386/i386.h: Ditto.
8504 * config/m32r/m32r.h: Ditto.
8505 * config/m68k/m68k.h: Ditto.
8506 * config/m88k/m88k.h: Ditto.
8507 * config/mips/mips.h: Ditto.
8508 * config/pa/pa.h: Ditto.
8509 * config/pyr/pyr.h: Ditto.
8510 * config/tahoe/tahoe.h: Ditto.
8511 * config/we32k/we32k.h: Ditto.
8513 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8516 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8518 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8521 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8523 1999-08-02 Richard Henderson <rth@cygnus.com>
8525 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8526 for the register spill block.
8528 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8529 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8531 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8532 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8533 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8535 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8537 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8538 MAX_WCHAR_TYPE defined in sparc.h.
8539 * config/sparc/linuxaout.h: Likewise.
8540 * config/sparc/linux64.h: Likewise.
8541 Also default to -mvis if CPU is UltraSPARC.
8543 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8545 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8546 (RTX_OK_FOR_OLO10): Likewise.
8547 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8548 %lo(), allow it in addresses...
8549 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8550 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8551 does not make sense.
8552 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8553 (sparc_output_scratch_registers): New function.
8554 (output_function_prologue, sparc_flat_output_function_prologue): Use
8556 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8558 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8559 * configure.in: Add check for .register pseudo-op support in as and
8560 check for offsetable %lo().
8561 * acconfig.h: Add templates for the above checks.
8562 * configure: Regenerate.
8564 1999-08-02 Richard Henderson <rth@cygnus.com>
8566 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8567 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8568 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8570 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8572 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8575 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8577 * config/float-sparc.h: New file.
8578 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8579 sparc-*-linux-gnu and sparc64-*-linux*.
8581 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8583 * rs6000.c (rs6000_va_list): Type is an array.
8584 (rs6000_va_start): Don't doubly adjust for varargs.
8585 (rs6000_va_arg): Evaluate long long GPR adjustment.
8587 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8589 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8590 -maix64 and -maix32.
8591 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8592 LINK_SPEC): Change appropriately.
8593 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8594 (u_short_cint_operand): Likewise.
8595 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8597 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8599 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8601 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8603 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8605 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8606 (non_add_cint_operand): Likewise.
8607 (logical_operand): Likewise.
8608 (non_logical_cint_operand): Likewise.
8609 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8610 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8611 (rs6000_select_rtx_section): Suppress warning.
8612 (small_data_operand): Suppress warning.
8613 (rs6000_got_register): Suppress warning.
8614 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8615 type, so `J' is generally the wrong constraint for a SImode value;
8617 (andsi3_internal2): Likewise.
8618 (andsi3_internal3): Likewise.
8619 (iorsi3_internal1): Likewise.
8620 (xorsi3_internal1): Likewise.
8622 (movsf_softfloat): Likewise.
8623 (scc insns): Likewise.
8624 (movsi+2): Preserve sign bits of SImode constant.
8625 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8626 (movdf+1): Sign-extend properly.
8627 (movdi_32+1): Sign-extend properly.
8628 (scc insns): Sign-extend properly.
8630 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8633 1999-08-02 Richard Henderson <rth@cygnus.com>
8635 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8637 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8638 * alpha.md (all fp insns): Likewise.
8640 1999-08-02 Nick Clifton <nickc@cygnus.com>
8642 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8645 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8647 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8648 pic_load_label generator directly.
8649 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8650 No longer a named pattern.
8652 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8654 * explow.c (force_reg): Call force_operand if X does not
8655 satisfy general_operand.
8657 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8659 * fix-header.c (main): When testing for CONTINUED, use string
8660 equality, not pointer equality.
8662 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8664 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8666 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8668 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8669 that has become an unconditional jump.
8671 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8672 (output_function_epilogue): Similarly.
8674 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8676 * tree.h (init_dummy_function_start): Declare.
8678 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8680 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8681 last_expr_type, last_expr_value, block_start_count, block_stack,
8682 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8683 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8684 dynamically in stmt elt of struct function for each function.
8685 (struct nesting): Rename function_call_count elt to n_function_calls,
8686 target_temp_slot_level to block_target_temp_slot_level. All users
8688 (struct stmt_status): New structure definition.
8689 Add many accessor macros for stmt_status elements which previously
8690 were global variables.
8691 (init_stmt_for_function): Allocate stmt elt for current_function.
8692 Reflect that block_start_count was renamed to
8693 current_block_start_count.
8694 (save_stmt_status, restore_stmt_status): Delete functions.
8695 (preserve_subexpressions_p): Don't access loop_stack when outside
8697 (expand_start_bindings): Reflect that block_start_count was renamed to
8698 current_block_start_count.
8699 (expand_fixup): Likewise.
8700 (expand_decl): Don't access block_stack when outside a function.
8701 (expand_decl_cleanup): Likewise.
8702 (expand_dcc_cleanup): Likewise.
8703 (expand_dhc_cleanup): Likewise.
8704 (expand_anon_union_decl): Likewise.
8705 (set_file_and_line_for_stmt): New function.
8706 (in_control_zone_p): New function.
8708 * function.h (struct function): Add new elt stmt.
8709 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8710 case_stack, nesting_stack, nesting_depth, block_start_count,
8711 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
8712 emit_lineno, goto_fixup_chain.
8713 (save_eh_status, restore_eh_status, save_stmt_status,
8714 restore_stmt_status): Delete declarations.
8715 * function.c (push_function_context_to): Don't call save_stmt_status.
8716 (pop_function_context_to): Don't call restore_stmt_status.
8717 * tree.h (in_control_zone_p): Declare.
8718 * rtl.h (set_file_and_line_for_stmt): Declare.
8720 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
8721 call set_file_and_line_for_stmt.
8723 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
8725 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
8726 Also update copyright.
8728 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8730 * c-pragma.c: Don't include "except.h".
8731 * emit-rtl.c: Likewise.
8732 * stor-layout.c: Likewise.
8734 * varasm.c: Likewise.
8736 * flow.c: Include "function.h".
8737 * tree.h (init_dummy_function_start): Declare new function.
8739 * except.h (struct eh_status): New structure.
8740 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
8742 (eh_return_stub_label, ehstack, catchstack, ehqueue,
8743 catch_clauses, false_label_stack, caught_return_label_stack,
8744 protect_list, current_function_ehc): Add accessor macros for the
8745 corresponding fields in current_function->eh; delete declarations
8746 for all items that used to be declared here.
8747 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
8748 catch_clauses, false_label_stack, caught_return_label_stack,
8749 protect_list, current_function_ehc): Delete variables.
8750 (init_eh_for_function): Allocate current_function->eh.
8751 (save_eh_status, restore_eh_status): Delete functions.
8753 * function.h (struct function): Add fields next_global and eh.
8754 Delete all exception handling related fields.
8755 * function.c (current_function): New variable.
8756 (all_functions): New variable.
8757 (push_function_context_to): Don't allocate a struct function,
8758 use current_function instead. Call init_dummy_function_start when
8759 outside a function. Clear current_function before returning.
8760 (pop_function_context_from): Restore current_function.
8761 Don't free the restored struct function.
8762 (prepare_function_start): New function.
8763 (init_dummy_function_start): New function.
8764 (init_function_start): Break out some code into prepare_function_start
8767 * stmt.c (save_stmt_status): Don't call save_eh_status.
8768 (restore_stmt_status): Don't call restore_eh_status.
8770 * Makefile.in: Update dependencies.
8772 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
8774 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
8775 of depending on a magic constant value. Update comments.
8776 (hppa_expand_prologue): Similarly.
8778 * pa.md (reload_indi, reload_outdi): Allow any register for the
8779 original reload register.
8781 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
8783 * cccp.c (print_help): Change marcos to macros.
8785 1999-07-30 Richard Henderson <rth@cygnus.com>
8787 * c-typeck.c (initializer_constant_valid_p): Move ...
8788 * c-common.c (initializer_constant_valid_p): ... here. Use
8789 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
8791 * c-common.h (initializer_constant_valid_p): Declare.
8792 * c-tree.h (initializer_constant_valid_p): Remove.
8794 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
8796 * config/i386/sol2-c1.asm: Align the stack.
8797 * config/i386/sol2-gc1.asm: Likewise.
8799 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
8801 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
8802 -Asparclite for sparc86x.
8803 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
8805 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
8807 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
8809 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
8810 the user if using the non-default arch size in BI_ARCH configuration.
8811 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
8813 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
8814 Fix patterns so that they actually match.
8815 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
8816 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
8817 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
8819 (mulsidi3): Reflect this in the expand.
8820 (smulsi3_highpart): Only on TARGET_ARCH32.
8821 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
8822 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
8823 (umulsidi3): Reflect this in the expand.
8824 (umulsi3_highpart): Only on TARGET_ARCH32.
8825 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
8826 don't require g0 to be zero.
8827 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
8828 ({,u}divsi3): New expands.
8829 ({,u}divsi3_sp64): New patterns.
8830 (after lshrdi3_v8plus): Four new patterns to help combiner
8831 optimizing nested mixed mode shifts.
8833 * config/sparc/sparc.c (sparc_override_options): Use deprecated
8834 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
8835 speed things up. Don't use them by default on plain v9 in 64bit
8836 mode, according to what SPAMv9 sais.
8838 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
8839 top 32 bits of %[og][0-7] in signal handlers.
8840 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
8842 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
8844 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
8845 (ashlsi3): Corresponding changes.
8847 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
8849 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
8851 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
8853 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8855 * arm.h (Hint): Delete macro.
8856 Substitute HOST_WIDE_INT for Hint in some prototypes.
8857 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
8859 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
8861 * builtins.c (expand_builtin_setjmp): Use force_operand to
8862 make sure that the buffer address is in a suitable form to be
8863 passed to force_reg.
8865 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
8867 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
8870 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
8872 * pa.md (indirect_jump): Remove mode from match_operand. Verify
8873 proper mode in the condition string.
8874 (icacheflush, dcacheflush): Remove modes from match_operands.
8876 * pa.c (emit_move_sequence): Always convert scratch_reg to the
8877 proper mode before using it.
8879 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
8882 * pa.c (store_reg): Do not call add_high_const generator directly.
8883 (load_reg, set_reg_plus_d): Likewise.
8884 * pa.md (add_high_const): No longer a named pattern.
8886 * pa.c (legitimize_address): Consistently use Pmode rather than
8887 SImode. Do not call gen_pic2_highpart directly anymore.
8888 * pa.md (pic2_highpart): No longer a named pattern.
8889 (pic2_lo_sum): Similarly. Reformat to make more readable.
8891 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
8896 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8898 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
8900 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
8902 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
8903 and tag the spill mems.
8904 (hppa_va_start): New.
8906 * pa.h (EXPAND_BUILTIN_VA_START): New.
8907 (EXPAND_BUILTIN_VA_ARG): New.
8909 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
8911 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
8912 and tag the spill mems.
8913 (mn10300_va_start): New.
8914 (mn10300_va_arg): New.
8915 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
8916 (EXPAND_BUILTIN_VA_ARG): New.
8918 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
8920 * mn10200.c (mn10200_va_arg): New.
8921 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
8923 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
8925 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
8926 rather than play with TREE_INT_CST_LOW.
8928 1999-07-27 Philip Blundell <pb@nexus.co.uk>
8930 * config/arm/telf.h: Include dbxelf.h.
8931 (CPP_PREDEFINES): Only define if not already defined.
8932 (ASM_IDENTIFY_GCC): Likewise.
8933 (SUBTARGET_EXTRA_SECTIONS): Likewise.
8934 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
8935 * config/arm/thumb.h (LINK_SPEC): Only define if not already
8937 (DBX_DEBUGGING_INFO): Don't define.
8938 * config/arm/linux-telf.h: New file.
8939 * config/arm/linux-tgas.h: New file.
8940 * config/arm/t-thumb-linux: New file.
8941 * config/arm/uclinux-elf.h: New file.
8942 * config/arm/uclinux-telf.h: New file.
8943 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
8944 thumb-*-uclinux): New targets.
8945 * configure: Regenerate.
8947 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
8949 * pa.md (post_store, pre_load): New expanders.
8950 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
8951 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
8952 need to directly generate RTL for them.
8953 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
8956 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
8958 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
8959 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
8960 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
8961 (secndary_reload_class): Make TARGET_ELF conditional compile.
8962 (print_operand_address): Similar.
8963 (output_toc): Print all values as hex.
8964 (get_issue_rate): Rearrange and add RS64A and PPC630.
8965 * rs6000.h (processor_type): Add RS64A and PPC630.
8966 (PROCESSOR_POWERPC64): New.
8967 (PROMOTE_MODE): Use word_mode.
8968 (RTX_COSTS): Add RS64A and PPC630.
8969 * rs6000.md (scheduling information): Add lmul and ldiv
8970 representing 64-bit integer multiply and divide. Add rs64a and
8972 (ashldi3): Add support for "rldic" instruction.
8973 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
8975 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
8977 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
8978 instead of V8 for sparclite86x in cpu_table.
8980 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8982 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
8983 output_file_directive.
8985 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
8987 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
8988 tree for op1, not the rtl.
8990 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
8992 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
8993 to m88k_va_start, leaving only the register spill.
8994 (m88k_build_va_list): New.
8995 (m88k_va_start): New.
8997 * m88k.h (BUILD_VA_LIST_TYPE): New.
8998 (EXPAND_BUILTIN_VA_START): New.
8999 (EXPAND_BUILTIN_VA_ARG): New.
9001 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9003 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9004 Rename from expand_builtin_saveregs.
9005 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9007 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9009 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9010 for the register spill block.
9011 (i960_build_va_list): New.
9012 (i960_va_start): New.
9014 * i960.h (BUILD_VA_LIST_TYPE): New.
9015 (EXPAND_BUILTIN_VA_START): New.
9016 (EXPAND_BUILTIN_VA_ARG): New.
9017 * i960.md (store_multiple): Use change_address on individul mems.
9019 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9021 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9023 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9024 (expand_builtin_va_end): Evaluate arg for side effects.
9025 * c-common.c (c_common_nodes_and_builtins): Construct a
9026 va_list_arg_type_node to handle array decomposition to pointer.
9028 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9030 * except.c (start_dynamic_cleanup): Use force_operand on the
9033 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9035 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9036 * c4x.c (c4x_va_arg): New.
9038 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9040 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9043 1999-07-26 Nathan Sidwell <nathan@acm.org>
9045 * eh-common.h (__eh_matcher): Prototype correctly.
9047 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9049 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9050 (TARGET_SINGLE_PIC_BASE): Likewise.
9051 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9053 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9054 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9055 (TARGET_OPTIONS): Add -mpic-register=N.
9056 (OUTPUT_INT_ADDR_CONST): New macro.
9057 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9058 LEGITIMATE_PIC_OPERAND_P): Likewise.
9059 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9060 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9061 output_addr_const directly.
9062 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9064 (thumb_pic_register, thumb_pic_register_string): Declare.
9066 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9068 (label_mentioned_p): New function: Imported from arm.c.
9069 (legitimize_pic_address): New function: Imported from arm.c.
9070 (is_pic):New function: Imported from arm.c.
9071 (thumb_finalize_pic):New function: Imported from arm.c.
9072 (add_constant): Cope with PIC constants.
9073 (fixit): Cope with PIC constants.
9074 (output_return): Do not treat the PIC register as live if
9075 TARGET_SINGLE_PIC_BASE is true.
9076 (thumb_function_prologue): Do not treat the PIC register as live if
9077 TARGET_SINGLE_PIC_BASE is true.
9078 (thumb_expand_prologue): Do not treat the PIC register as live if
9079 TARGET_SINGLE_PIC_BASE is true.
9080 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9081 TARGET_SINGLE_PIC_BASE is true.
9082 (thumb_print_operand): Accept '|'.
9083 (thumb_override_options): Process PIC options.
9085 * config/arm/thumb.md (movsi): Support PIC.
9086 (call_insn): Change "i" constraint to "X".
9087 (call_value_insn): Likewise.
9088 (consttable_4, consttable_8, consttable_end): Set and clear
9089 "making_const_table" as appropriate.
9090 (pic_load_addr, pic_add_dot_plus_four): New insns.
9092 * invoke.texi (Thumb Options): Fix spelling. Document new
9093 options -msingle-pic-base and -mpic-register=.
9095 1999-07-26 Andrew Haley <aph@cygnus.com>
9097 * config/m32r/initfini.c (__init): Use a full word immediate for
9098 __fini: this allows it to be placed in any memory region.
9100 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9101 -mmodel=medium. This is OK for all memory models.
9103 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9105 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9106 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9108 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9110 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9113 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9115 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9117 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9118 (BUILD_VA_LIST_TYPE): New.
9119 (EXPAND_BUILTIN_VA_START): New.
9120 (EXPAND_BUILTIN_VA_ARG): New.
9121 * i860.c (output_delayed_branch): Disable.
9122 (output_delay_insn): Likewise.
9123 (i860_saveregs): New.
9124 (i860_build_va_list): New.
9125 (i860_va_start): New.
9127 * i860.md: Disable all peepholes using output_delayed_branch.
9128 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9130 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9132 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9133 (BUILD_VA_LIST_TYPE): New.
9134 (EXPAND_BUILTIN_VA_START): New.
9135 (EXPAND_BUILTIN_VA_ARG): New.
9136 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9137 Return the address of the save area.
9138 (clipper_build_va_list): New.
9139 (clipper_va_start): New.
9140 (clipper_va_arg): New.
9142 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9144 * arc.h (EXPAND_BUILTIN_VA_START): New.
9145 (EXPAND_BUILTIN_VA_ARG): New.
9146 * arc.c (arc_setup_incoming_varargs): Set alias set of
9148 (arc_va_start): New.
9151 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9153 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9154 (BUILD_VA_LIST_TYPE): New.
9155 (EXPAND_BUILTIN_VA_START): New.
9156 (EXPAND_BUILTIN_VA_ARG): New.
9157 * alpha.c (alpha_builtin_saveregs): Delete.
9158 (alpha_build_va_list): New.
9159 (alpha_va_start): New.
9160 (alpha_va_arg): New.
9162 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9164 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9166 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9167 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9169 * gcc.texi: More changes related to list conversion.
9170 * invoke.texi: Likewise.
9172 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9174 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9175 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9176 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9177 (stabilize_va_list): New function.
9178 (std_expand_builtin_va_start): New function.
9179 (expand_builtin_va_start): New function.
9180 (get_varargs_alias_set): New function.
9181 (std_expand_builtin_va_arg): New function.
9182 (expand_builtin_va_arg): New function.
9183 (expand_builtin_va_end): New function.
9184 (expand_builtin_va_copy): New function.
9185 (expand_builtin): Call them.
9186 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9187 __builtin_{varargs_start,stdarg_start,end,copy}.
9188 (build_va_arg): New function.
9189 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9190 (build_va_arg): Declare.
9191 * c-decl.c (ptr_type_node, va_list_type_node): New.
9192 * c-parse.gperf (__builtin_va_arg): New.
9193 * c-parse.in (VA_ARG): New token.
9194 (unary_expr): Recognize it.
9195 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9196 * expr.h (std_expand_builtin_va_start): Declare.
9197 (std_expand_builtin_va_arg): Declare.
9198 (expand_builtin_va_arg): Declare.
9199 (get_varargs_alias_set): Declare.
9200 * tree.def (VA_ARG_EXPR): New.
9201 * tree.h (BUILT_IN_VARARGS_START): New.
9202 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9203 (ptr_type_node, va_list_type_node): Declare.
9204 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9205 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9206 * m88k.h, m88k.c: Likewise.
9207 * mn10300.h, mn10300.c: Likewise.
9208 * pa.h, pa.c: Likewise.
9209 * rs6000.h, rs6000.c: Likewise.
9210 * sh.h, sh.c: Likewise.
9211 * sparc.h, sparc.c: Likewise.
9213 * emit-rtl.c (operand_subword): Copy alias set.
9214 (change_address): Likewise.
9216 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9218 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9219 not just the first one.
9221 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9223 * config/arm/arm.h (TARGET_SWITCHES): Add
9224 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9225 (TARGET_OPTIONS): Add -mpic-register=.
9226 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9227 (arm_pic_register_string): Declare.
9228 (NEED_PLT_GOT): Delete, replace with ...
9229 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9230 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9231 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9232 * config/arm/arm.c (arm_override_options): Add new option
9234 (arm_pic_register_string): New variable.
9235 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9236 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9237 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9238 (output_return_instruction): Likewise.
9239 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9240 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9241 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9243 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9244 mention of -msched-prolog. Document new options -msingle-pic-base
9245 and -mpic-register=.
9247 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9249 * haifa-sched.c (reemit_notes): Tidy.
9250 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9253 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9255 * explow.c (trunc_int_for_mode): New function.
9256 (plus_constant_wide): Use it.
9257 * combine.c (simplify_and_const_int): Likewise.
9258 (merge_outer_ops): Likewise.
9259 (simplify_shift_const): Likewise.
9260 * cse.c (simplify_unary_operation): Likewise.
9261 (simplify_binary_operation): Likewise.
9262 * emit-rtl.c (operand_subword): Likewise.
9263 * rtl.h: Declare it.
9265 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9267 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9268 (use NUM_REGS instead of NUM_INTS).
9270 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9272 * builtins.c: New file.
9273 * expr.c (saveregs_value, apply_args_value): Delete definition,
9274 moved into builtins.c.
9275 (string_constant): No longer static.
9276 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9277 apply_args_size, apply_result_size, result_vector,
9278 expand_builtin_apply_args, expand_builtin_apply,
9279 expand_builtin_return): Delete functions, moved into builtins.c.
9280 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9281 * expr.h (saveregs_value, apply_args_value): Declare variables.
9282 (expand_builtin, string_constant): Declare functions.
9283 * Makefile.in: Update to build builtin.o.
9285 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9287 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9288 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9289 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9290 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9292 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9295 1999-07-21 Michael Meissner <meissner@cygnus.com>
9297 * print-rtl.c (print_rtx): Print the names of the virtual
9300 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9302 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9303 introduced in previous delta.
9305 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9307 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9308 to avoid name clash.
9310 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9312 * c-lex.c (yylex) : Correct the test for overflow when lexing
9315 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9317 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9318 (adjust_priority): Always call ADJUST_PRIORITY.
9319 (schedule_insn): Only put insns into the ready at cost 0.
9320 (schedule_block): Remove redundant initial sort. Give clock_var
9321 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9323 * tm.texi (MD_SCHED_REORDER): Update docs.
9325 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9326 * sparc.c (ultra_reorder_called_this_block): Delete.
9327 (ultrasparc_sched_init): Don't set it.
9328 (ultrasparc_sched_reorder): Don't check it.
9330 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9332 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9333 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9334 (function_arg_boundary): Align DFmode.
9335 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9336 to get fp reg and stack overflow correct.
9337 (function_arg): Likewise.
9338 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9339 (setup_incoming_varargs): Restructure for ABI_V4; use
9340 function_arg_advance to skip final named argument.
9341 (expand_builtin_saveregs): Properly unskip the last integer arg
9342 when doing varargs. Adjust overflow location calculation.
9344 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9345 explicitly unsigned.
9346 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9347 (__VA_GP_REGSAVE): Similarly.
9348 (__va_longlong_p): Delete.
9349 (__va_arg_type_violation): New declaration.
9350 (va_arg): Restructure. Flag promotion errors. Align double.
9351 TFmode passed by reference.
9353 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9354 in the HOST_BITS_PER_WIDE_INT > 32 case.
9356 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9358 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9360 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9362 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9363 * toplev.c (documented_lang_options): Add -fpreprocessed.
9364 * cpplib.h (struct cpp_buffer): Add preprocessed.
9365 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9366 (cpp_start_read): Don't expand macros or emit an initial #line
9367 directive if -fpreprocessed.
9369 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9371 * cpplib.h (struct cpp_buffer): Added manual_pop for
9372 better C++ tokenization.
9373 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9374 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9375 * c-common.c (cpp_token): Make non-static.
9377 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9379 * c-common.h: New file.
9380 * c-common.c (permanent_obstack): Delete unused declaration.
9381 (c_global_trees): New array.
9382 (c_common_nodes_and_builtins): New function; split off common code
9383 from init_decl_processing in both c-decl.c and cp/decl.c.
9384 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9385 c_global_trees and accessor macros defined in c-common.h.
9387 * c-decl.c: Delete definitions for tree nodes that were replaced by
9389 (init_decl_processing): Build void_list_node.
9390 Call c_common_nodes_and_builtins; delete code to generate the common
9392 * objc/objc-act.c (build_module_descriptor): Rename variable
9393 void_list_node to avoid clash with c-common.h.
9395 * Makefile.in: Update dependencies.
9396 * objc/Make-lang.in: Likewise.
9398 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9400 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9401 (UNIQUE_SECTION_P): Likewise.
9402 (UNIQUE_SECTION): Likewise.
9404 1999-07-19 Linas Vepstas <linas@linas.org>
9406 * config/i370/README: New file.
9407 * config/i370/linux.h: New file.
9408 * config/i370/mvs.h: New file.
9409 * config/i370/oe.h: New file.
9410 * config/i370/t-linux: New file.
9411 * config/i370/t-mvs: New file.
9412 * config/i370/t-oe: New file.
9413 * config/i370/x-oe: New file.
9414 * config/i370/xm-linux.h: New file.
9415 * config/i370/xm-mvs.h: New file.
9416 * config/i370/xm-oe.h: New file.
9418 * i370.c (label_node_t): Add first_ref_page, label_addr,
9419 label_first_ref, label_last_ref members.
9420 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9421 (MAX_MVS_LABEL_SIZE): Define.
9422 (MAX_LONG_LABEL_SIZE): Define.
9423 (alias_node_t, alias_anchor, alias_number): New.
9424 (mvs_function_table): Reorder for EBCDIC.
9425 (ascebc, ebcasc): Unconditionally define.
9426 (i370_branch_dest, i370_branch_length): New functions.
9427 (i370_short_branch, i370_label_scan): New functions.
9428 (mvs_get_label): Renamed from mvs_add_label. Search for
9429 an existing label before creating a new one.
9430 (mvs_add_label): New function.
9431 (mvs_get_label_page): New function.
9432 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9433 over the entire list.
9434 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9435 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9436 (mvs_add_alias, mvs_need_alias): New functions.
9437 (mvs_get_alias, mvs_check_alias): New functions.
9438 (handle_pragma): New function.
9439 (mvs_function_check): New function.
9440 (unsigned_jump_follows_p): Search harder.
9441 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9442 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9443 * i370.h (TARGET_VERSION): Delete.
9444 (CPP_SPEC, CPP_PREDEFINES): Delete.
9445 (mvs_label_emitted): Delete.
9446 (TARGET_EBCDIC): Delete.
9447 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9448 (HANDLE_PRAGMA): Define.
9449 (HARD_REGNO_NREGS): Handle complex modes.
9450 (HARD_REGNO_MODE_OK): Likewise.
9451 (CLASS_MAX_NREGS): Likewise.
9452 (RET_REG): Likewise.
9453 (EXTRA_CONSTRAINT): Define.
9454 (RETURN_IN_MEMORY): True for DImode.
9455 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9456 (FUNCTION_PROFILER): Delete.
9457 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9458 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9459 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9460 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9461 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9462 (ASM_FILE_START): Add "RMODE ANY".
9463 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9464 (ASM_GLOBALIZE_LABEL): Likewise.
9465 (ASM_OUTPUT_LABELREF): Likewise.
9466 (ASM_OUTPUT_COMMON): Likewise.
9467 (PRINT_OPERAND): Handle 'K', 'W', default.
9468 (PRINT_OPERAND_ADDRESS): New.
9469 (Lots of defines): Add support for TARGET_ELF_ABI.
9470 * i370.md (attr length): New. Define for all patterns.
9471 (*): Lots of tweeks to assembly output and constraints.
9473 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9475 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9476 Disable patterns performing SImode comparisons with SImode values
9477 if TARGET_POWERPC64 and instruction does not sign-extend or does
9478 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9479 differ for signed quantities.
9480 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9481 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9482 (decrement_and_branch_on_count): Add 64-bit variant.
9484 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9486 * final.c (output_asm_insn): When searching for the matching string
9487 for a given dialect, don't run past the end of the list of
9488 alternatives if there are fewer alternatives in the template than
9491 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9493 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9494 Removed paragraph about compression of files and size limitation,
9495 duplicated in the FAQ. Use gcc-patches for posting patches.
9496 * gcc.c (main): Updated URL with bug reporting instructions to
9497 gcc.gnu.org. Removed e-mail address.
9498 * system.h (abort): Likewise.
9500 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9502 * Makefile.in (stmp-multilib-sub): Make the files extracted
9503 from $(LIBGCC1) writable.
9505 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9507 * config/arm/aout.h: Reformat for improved readability.
9509 * config/arm/arm.h: Reformat for improved readability.
9510 Replace uses of fprintf with asm_fprintf where appropriate.
9511 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9512 function declaration assembler actions.
9513 (NUM_INTS): New macro: Convert from bytes to words.
9514 (NUM_REGS): New macro: Compute number of registers required to
9515 hold a quanitity of tyep MODE.
9516 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9518 (NUM_ARG_REGS): New macro: The number of argument registers
9520 (ARG_REGISTER): New macro: Compute the register number of the Nth
9522 (LAST_ARG_REGNUM): New macro: The number of the last argument
9524 (SP_REGNUM): New macro: Register number of the stack pointer.
9525 (FP_REGNUM): New macro: Register number of the frame pointer.
9526 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9527 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9528 CUMULATIVE_ARGS so that it counts registers not bytes.
9530 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9532 Replace uses of fprintf with asm_fprintf where appropriate.
9533 (output_ascii_pseudo_op): Replace with version from thumb.c
9535 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9537 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9539 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9540 (ASM_FILE_START): Emit ASM_APP_OFF.
9542 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9544 * pa.c (compute_frame_size): Round frame according to
9545 STACK_BOUNDARY rather than a hardwired value.
9547 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9549 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9551 * configure: Rebuilt.
9553 * configure.in (hppa*-*-linux*): New configuration.
9554 * configure: Rebuilt.
9555 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9556 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9557 * pa/pa-linux.h: New file.
9558 * pa/t-linux: New file.
9559 * pa/xm-linux.h: New file.
9561 * pa.c (hppa_legitimize_address): Change references from SImode to
9562 either Pmode or word_mode as appropriate.
9563 (emit_move_sequence, store_reg, load_reg): Likewise.
9564 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9565 (output_mul_insn): Likewise.
9566 * pa.h (PROMOTE_MODE): Likewise.
9567 (INITIALZE_TRAMPOLINE): Likewise.
9568 (Pmode): Define to word_mode.
9570 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9571 value of 4. Allocate 8 bytes for each FP register save.
9572 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9574 (hppa_expand_prologue): Likewise.
9575 * pa.h (PROMOTE_MODE): Likewise.
9576 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9577 (FUNCTION_ARG_BOUNDARY): Likewise.
9579 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9581 * pa.c (out_of_line_prologue_epilogue): Delete.
9582 (override_options): Remove -mspace related code.
9583 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9584 (compute_frame_size): Only allocate space for register that
9585 actually need to be saved.
9586 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9587 (TARGET_SWITCHES): Remove -mspace, -mno-space
9588 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9589 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9590 * pa/ee.asm, pa/ee_fp.asm: Delete.
9592 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9594 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9595 directive in column zero.
9597 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9599 * m68k.c (output_function_prologue): Fix computation of save mask
9600 when generating PIC code.
9602 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9604 * tree.c (build_type_attribute_variant): Move current_obstack restore
9605 after build_qualified_type call.
9607 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9609 * configure.in: Use t-iris6, even with GNU LD.
9610 * config/mips/iris6gld.h: Fix typo in linker spec.
9611 * config/mips/t-iris6gld: Remove.
9613 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9615 * rs6000.md (insv, extzv): Remove SImode dependence in named
9616 patterns. Explicitly generate DImode RTL if PowerPC64 and
9618 (insvdi): Reverse start and size in instruction template.
9620 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9622 * invoke.texi: Typo fixes.
9624 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9626 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9627 handle at this time instead of silently generating incorrect code.
9628 (gen_imagpart): Likewise.
9630 * reload.c (find_reloads): Emit a USE for a pseudo register without
9631 a hard register if we could not create an optional reload for the
9634 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9636 * c-typeck.c (output_init_element, process_init_element):
9637 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9638 check for nameless bit fields.
9640 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9642 * regclass.c (scan_one_insn): Notice subregs that change the
9643 size of their operand.
9644 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9646 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9648 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9649 * configure: Rebuilt.
9650 * alpha/t-ieee: New file.
9652 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9654 * rs6000.c (find_addr_reg): Do not select r0 as an address
9657 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9659 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9661 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9663 * rs6000.md (movsf): Do not force easy FP constants into memory.
9665 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9666 immed_double_const to ensure they are properly truncated then
9669 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9671 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9672 always unless NO_DEBUG is used. Compile this code
9674 (replace_symbols_in_block): Compile it unconditionally.
9676 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9678 * configure.in (i?86-*-elf*): New target.
9679 * configure: Rebuilt.
9680 * i386/i386elf.h, i386/t-i386elf: New files.
9682 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9684 * toplev.c (main): Don't complain about saying -gdwarf.
9685 (rest_of_compilation): Remove redundant code.
9687 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9689 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9691 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9693 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9694 "Li960R:", to avoid name clash.
9696 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9698 * loop.c (check_dbra_loop): When reversing a loop, delete all
9699 REG_EQUAL notes referencing the reversed biv except those which are
9700 for a giv based on it.
9702 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9704 * version.c: Drop "gcc-" prefix from version #.
9706 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9708 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9709 the label if we're being verbose.
9711 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
9713 * m68k.c (output_function_prologue): Add pic register to mask
9714 if live and flag_pic.
9715 (output_function_epilogue): Likewise.
9717 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
9719 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
9720 directives in column zero.
9722 * pa/elf.h (ASM_FILE_START): Define.
9723 * pa/som.h (ASM_FILE_START): Include .level directives.
9724 * pa/hpux10.h (ASM_FILE_START): Delete.
9725 * pa/hpux11.h (ASM_FILE_START): Delete.
9727 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
9729 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9731 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
9732 when reload_out equals reload_in.
9734 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
9736 * invoke.texi (Spec Files): New node: Describe the contents of
9739 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
9741 * invoke.texi (DEC Alpha Options): Put @end table at
9742 beginning of line, to avoid confusing texi2html.
9744 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
9746 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
9747 introduced in previous delta.
9749 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9751 * reload1.c (gen_reload): When synthesizing a 3 operand add
9752 sequence, improve test for when to reload OP1 into the reload
9753 register instead of OP0.
9755 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
9757 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
9759 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
9761 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
9764 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
9766 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
9767 (va_dcl): Use __builtin_va_alist_t.
9769 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
9771 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
9772 on the permanent_obstack.
9773 * dwarfout.c (output_type): Likewise.
9775 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
9777 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9778 Merged from c-typeck.c and cp/typeck.c.
9779 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9780 Merged into c-common.
9782 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
9784 * c-lex.c (errorcount): Declare it.
9785 (finish_parse): Update errorcount when using CPPLIB.
9787 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
9789 * fixinc/inclhack.def(end_else_label): Double the backslash so
9790 sed gets a chance to see it.
9791 * fixinc/inclhack.sh: regen
9792 * fixinc/fixincl.x: regen
9794 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
9796 Add framework to support armv5 architecture when it becomes
9799 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
9800 (arm_arch5): New variable.
9801 (all_architectures): Add armv5 line.
9802 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
9803 -march=armv5 is specified on the command line.
9804 (arm_arch5): Export this variable.
9805 * invoke.texi: Document new string accepted by -march= switch for
9808 * config/arm/arm.h: Replace use of constant 12 as a register
9809 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9810 * config/arm/arm.c: Replace use of constant 12 as a register
9811 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9813 * config/arm/elf.h: Tidy up.
9814 * config/arm/coff.h: Tidy up.
9816 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
9818 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
9819 * gcc/config/mips/t-iris6gld: New file.
9820 * gcc/config/mips/iris6gld.h: Likewise.
9822 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
9824 * c-decl.c (widest_integer_literal_type_node,
9825 widest_unsigned_literal_type) : New.
9826 (init_decl_processing): Handle/use the two new types.
9827 * c-common.c (type_for_size,type_for_mode) : Same.
9828 * c-lex.c (yylex) : Same.
9829 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9831 * c-tree.h (widest_integer_literal_type_node,
9832 widest_unsigned_literal_type) : New.
9834 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
9836 * dwarfout.c (field_byte_offset): Correctly compute the object's
9837 byte offset for the first bit of a field which crosses an alignment
9838 boundary on a !BYTES_BIG_ENDIAN target.
9840 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
9842 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
9845 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
9846 Jeff Law <law@cygnus.com>
9848 * ginclude/varargs.h (va_dcl): Use word_mode for type of
9851 * except.c: Include intl.h.
9852 (expand_eh_return): Set current_function_cannot_inline.
9853 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
9854 * function.h (struct function): Add eh_return_stub_label.
9855 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
9856 * Makefile.in (except.o): Depend on intl.h.
9858 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
9860 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
9861 same as offsettable in cases 1 and 2.
9863 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
9865 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
9866 (extlh, extwh): Likewise.
9868 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
9870 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
9872 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
9874 * configure.in: Add arm-pe and thumb-pe targets.
9875 * configure: Regenerate.
9877 * thumb.c (arm_naked_function_p): New function: Determines if
9878 a function is naked (has no gcc generated prologue/epilogue).
9879 (is_called_in_ARM_mode): Return true if the func has the
9880 interfacearm attribute.
9881 (output_return): Do not generate a return for naked functions.
9882 (thumb_function_prologue): Do not generate a prologue for
9884 (thumb_expand_prologue): Do not generate a prologue for naked
9886 (thumb_expand_epilogue): Do not generate an epilogue for naked
9888 (arm_valid_machine_decl_attribute): New function, copied from
9889 arm.c: Permit naked and interfacearm attributes.
9891 * config/arm/pe.c: New file: Support code for arm-pe target.
9892 * config/arm/pe.h: New file: Header file for arm-pe target.
9893 * config/arm/tpe.h: New file: Header file for thumb-pe target.
9894 * config/arm/t-thumb-pe: New file: Makefile fragment for
9897 1999-07-01 Mark Kettenis <kettenis@gnu.org>
9899 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
9900 -fPIC or -fpic is specified.
9902 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
9904 * expr.c (emit_block_move): Use copy_to_mode_reg for
9905 !TARGET_MEM_FUNCTIONS case too.
9907 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
9909 * configure: Rebuilt.
9910 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
9911 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
9912 definitions made redundant by dbxelf.h inclusion. Delete
9913 lots of definitions related to assembly output that are
9914 specific to the SOM object format.
9915 * pa.c (output_function_prologue): Do not emit the function's
9917 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
9918 * pa-pro.h: Deleted.
9919 * som.h: New file with SOM specific definitions.
9920 * elf.h: New file with ELF specific definitions.
9922 * elfos.h (const_section): Output a tab before assembler directives.
9923 (ctors_section, dtors_section): Likewise.
9924 (ASM_OUTPUT_SECTION_NAME): Likewise.
9926 * pa/pa1.h: Delete unused file.
9928 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
9930 * configure.in (hppa*-hp-hpux11*): New configuration.
9931 * configure: Rebuilt.
9932 * pa/pa-hpux11.h: New file.
9933 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
9936 * mips.md (leasi, leadi): New patterns.
9938 * expr.c (emit_block_move): Properly handle case where one of the
9939 block move arguments has a queued increment or decrement.
9940 (clear_storage): Similarly. Fix formatting goof.
9942 1999-06-28 "David O'Brien" <obrien@NUXI.com>
9944 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
9945 semicolon from the BSD VA_LIST replacement expression.
9947 * fixinc/inclhack.sh: regen
9948 * fixinc/fixincl.x: regen
9950 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
9951 now use the fixincl program.
9953 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
9955 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
9956 case. Also make the PIC register call_used.
9958 * m68k.h (FINALIZE_PIC): Delete.
9959 * m68k.c (finalize_pic): Delete.
9961 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
9963 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
9966 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
9968 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
9970 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
9972 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
9974 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
9976 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
9978 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
9980 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
9982 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
9984 * rs6000.c (output_toc): Always use hex values for floating-point
9985 constants. Store single-precision values in upper-half of TOC
9986 entry in 64-bit mode.
9987 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
9988 to final constraints.
9989 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
9990 (fctiwz): Improve accuracy of RTL for pattern.
9992 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
9994 * expr.c (expand_expr): Allow RTL_EXPR's through the
9995 MAX_INTEGER_COMPUTATION_MODE checks.
9997 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
9999 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10000 such that MASK_SUPPORT_ARCH is not negative.
10002 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10004 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10005 ADDR_DIFF_VEC insns that appear inside loops.
10007 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10008 Jeff Law <law@cygnus.com>
10010 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10011 Handle LO_SUM the same as offsettable in cases 1 and 2.
10012 * rs6000.c (find_addr_reg): Revert previous patch.
10014 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10016 * system.h (strstr): New external function declaration.
10017 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10018 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10019 * config.in, configure: Rebuilt.
10021 1999-06-24 Tom Tromey <tromey@cygnus.com>
10023 * gcc.c (main): Read user-specified specs files after computing
10024 additional startfile_prefixes.
10026 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10028 Revert these two patches:
10030 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10031 * loop.c (strength_reduce): When doing biv->giv conversion, update
10032 reg note of NEXT->insn.
10034 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10035 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10037 (recombine_givs): Set ix field after sorting.
10039 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10041 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10042 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10044 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10046 *fixinc/inclhack.def: Add fix development commentary
10047 (read_ret_type): reactivate and add selection clause
10048 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10049 *fixinc/{fixincl.x|inclhack.sh}: regen
10051 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10053 * expr.c (expand_expr): STRIP_NOPS before checking against
10054 MAX_INTEGER_COMPUTATION_MODE
10055 (check_max_integer_computation_mode): Likewise.
10057 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10059 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10061 1999-06-22 Jim Wilson <wilson@cygnus.com>
10063 * expr.c (store_expr): When target is a promoted subreg, return a
10064 promoted subreg as a result.
10066 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10068 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10070 (dwarf2out_define): Mark unused parameters appropriately.
10071 (gen_unspecified_parameters_die): Ditto.
10072 (gen_subprogram_die): Fix signed/unsigned warnings.
10073 (gen_variable_die): Ditto.
10075 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10077 * fixinc/inclhack.def(end_else_label): combined else_label
10078 and endif_label and fixed the sed expression.
10079 *fixinc/{fixincl.x|inclhack.sh}: regen
10081 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10083 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10084 'x' when handling non-offsettable addresses
10086 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10088 * final.c (shorten_branches): Don't try to split an insn that has
10091 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10093 * config/mips/mips.c (symbolic_expression_p): New function.
10094 (mips_select_rtx_section): Put symbolic expressions in the
10095 data section, not the read-only data section.
10097 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10099 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10101 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10103 * collect2.c (main): Log frame table count.
10104 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10105 (scan_prog_file) [COFF]: Handle frame tables.
10107 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10108 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10109 * alpha/elf.h: Undef them again.
10110 * alpha/vms.h: Remove their definitions.
10112 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10114 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10115 remove the clobber of r0 and change the REG_UNUSED note to
10118 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10120 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10121 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10122 fits in HOST_WIDE_INT and one uses union to access a long constant
10125 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10127 * sparc.c (sparc_override_options): Don't allow profiling for
10128 code models other than medlow.
10129 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10130 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10131 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10132 (sparc_block_profiler): Likewise.
10133 (sparc_function_block_profiler_exit): Likewise.
10134 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10135 (FUNCTION_BLOCK_PROFILER): Likewise.
10136 (BLOCK_PROFILER): Likewise.
10137 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10138 (MCOUNT_FUNCTION): New.
10139 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10140 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10141 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10142 (MCOUNT_FUNCTION): New.
10143 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10144 (BLOCK_PROFILER): Delete.
10145 (MCOUNT_FUNCTION): New.
10147 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10149 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10151 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10153 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10156 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10159 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10162 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10165 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10167 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10170 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10172 * i386/djgpp.h (LIB_SPEC): New.
10173 (STARTFILE_SPEC): New.
10175 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10177 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10179 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10182 * system.h (WSTOPSIG): New macro.
10184 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10186 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10188 (insert_pack_attributes): Take into account member natural
10191 * i386/winnt.c (exports_head): New static variable.
10192 (i386_pe_record_exported_symbol): New function.
10193 (i386_pe_asm_file_end): Use.
10194 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10195 symbols to be emitted at end of assembly.
10196 (ASM_DECLARE_OBJECT_NAME): Likewise.
10197 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10199 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10202 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10204 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10207 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10209 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10210 zapping reg_last_uses directly.
10211 (sched_analyze_2, sched_analyze_insn): Likewise.
10212 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10214 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10216 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10217 attributes for cases 1 and 2.
10219 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10221 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10224 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10226 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10228 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10230 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10231 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10232 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10233 must be stacked if it is used for PIC accesses.
10234 * arm.c (use_return_insn): Handle PIC register specially.
10235 (output_return_instruction): Likewise.
10236 (output_func_{prologue,epilogue}): Likewise.
10237 (output_expand_prologue): Likewise.
10239 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10240 (*strsi_predec): Renamed from *strqi_predec.
10241 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10242 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10244 * arm.c (arm_override_options): Remove warning about PIC code
10245 not being supported.
10247 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10249 * rs6000.c (find_addr_reg): New function.
10250 * rs6000.h (find_addr_reg): Declare.
10251 (offsettable_addr_operand): Delete.
10252 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10253 from and stores to GPRs.
10255 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10257 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10258 gen_sequence as argument to emit_no_conflict_block.
10260 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10262 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10263 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10264 *fixinc/fixincl.x: regen
10265 *fixinc/inclhack.sh: regen
10267 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10269 * added support for -mpcrel (PC relative addressing for m68k)
10270 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10271 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10272 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10273 (comments for general_src_operand): Add some explanation
10274 about EXTRA_CONSTRAINTS.
10275 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10276 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10277 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10278 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10279 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10280 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10281 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10282 if not already set.
10283 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10284 * m68k.h (TARGET_PCREL): New target flag.
10285 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10286 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10287 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10288 contains a SYMBOL_REF. Relax this constraint during reload, since
10289 we want to use the predicates, not reload's built-in concept of a
10290 valid memory address, to control what insns need reloading.
10291 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10292 operands (essentially 'g', 'm', and 's' under normal circumstances).
10293 * m68k.c (print_operand): Cause printing of pc-relative addresses
10294 to include pc register.
10295 (print_operand_address): Ditto.
10296 (general_src_operand): Accept operands that are not only
10297 general_operands, but are also valid when used as a pc-relative
10299 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10300 (memory_src_operand): Similar, for memory_operands.
10301 (pcrel_address): New predicate to accept the special case of a
10302 pc-relative address.
10303 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10304 QImode insns to accept *_src_operand instead of *_operand where
10305 pc-relative operands can fit. For example, a pc-relative operand
10306 can be used as a memory source operand for addsi3, but not as a
10307 memory destination.
10308 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10310 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10312 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10313 .thumb_set pseudo op to mark aliases of thumb functions.
10315 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10317 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10318 preference to ASM_OUTPUT_DEF, if it is defined.
10320 * tm.texi: Document new, optional target macro
10321 ASM_OUTPUT_DEF_FROM_DECLS.
10323 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10325 * fixincludes: ISCNTL patch
10326 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10327 (dgux_int_varargs): new for DG/UX
10328 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10330 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10332 * invoke.texi (ia32 options): Fix typo.
10334 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10336 * loop.c (strength_reduce): When doing biv->giv conversion, update
10337 reg note of NEXT->insn.
10339 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10341 * loop.c (move_movables): Note issues with replacing REGs with
10343 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10345 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10347 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10349 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10350 the reference to `mcount' was not correct for the ELF on FreeBSD.
10352 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10354 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10357 (recombine_givs): Set ix field after sorting.
10359 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10361 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10362 to safe to extract a subword out of a REG.
10364 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10366 * sh.md (mulsi3): Don't add a no-op move at the end.
10368 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10370 * cse.c (cse_insn): Don't put hard register source into tables for
10371 the last insn of a libcall.
10373 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10375 * loop.c (strength_reduce): Insert sets of derived givs at every
10376 biv increment, even if it's the only one.
10378 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10380 * dwarfout.c (add_incomplete_type): New fn.
10381 (output_type): Call it.
10382 (retry_incomplete_types): New fn.
10383 (dwarfout_finish): Call it.
10385 From Eric Raskin <ehr@listworks.com>:
10386 (output_type): Output types for bases.
10388 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10390 * mips.c (mips_output_conditional_branch): Add `break'
10391 between `default' label and `close braces'.
10393 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10395 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10396 specifications and make it realistic.
10397 (LIB_SPEC): Likewise.
10399 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10401 * config/mips/mips.c (mips_secondary_reload_class): Check for
10402 (PLUS (SP) (REG)) and return appropriate register class.
10403 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10404 Handle (PLUS (SP) (REG)).
10405 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10406 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10407 of emit_insn for tablejump.
10409 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10411 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10412 asm_fprintf format string by itself.
10413 (output_function_profiler): Likewise.
10415 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10417 * combine.c (simplify_logical, case AND): Only call
10418 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10419 or the constant is positive.
10421 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10423 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10424 * configure: Regenerate.
10426 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10428 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10429 require a sub-version #.
10430 * configure: Rebuilt.
10432 1999-06-14 Robert Lipe (robertlipe@usa.net)
10434 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10436 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10438 * c-typeck.c (process_init_element): Detect excess elements in
10439 char array initializer.
10441 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10443 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10445 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10447 * invoke.texi (Option Summary): Add -fpermissive flag.
10449 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10451 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10452 that require PIC code sequences.
10454 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10456 * configure.in: Add new target: thumb-elf.
10457 * configure: Regenerate.
10458 * config/arm/t-thumb-elf: New file: Makefile fragment for
10460 * config/arm/telf.h: New file: Header file for thumb-elf
10463 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10465 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10466 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10467 initializers is some circumstances.
10469 * fixinc/inclhack.def (endif_label): Add additional selector for
10470 more bogus stuff after #endif statements.
10471 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10473 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10475 * i386/cygwin.h (SET_ASM_OP): Define.
10477 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10479 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10481 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10483 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10486 * sh.md (ic_invalidate_line_i): Remove second alternative.
10488 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10490 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10491 test for the presence of valid prototypes. Delete bypass expr.
10492 (ioctl_fix_ctrl): Correct the selection expression.
10493 (no_double_slash): Correct quoting rules
10494 *fixinc/fixincl.x: regen
10495 *fixinc/inclhack.sh: regen
10497 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10499 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10501 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10503 * rs6000.md (movsi_got_internal_mem): Delete.
10504 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10505 (GOT_TOC_REGNUM): Delete.
10506 (PIC_OFFSET_TABLE_REGNUM): Define.
10507 (FINALIZE_PIC): Disable.
10508 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10509 (rs6000_replace_regno): Delete.
10510 (rs6000_finalize_pic): Likewise.
10511 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10513 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10515 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10516 is a note; use <= for the compare; advance P while it is
10519 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10521 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10522 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10524 * varasm.c (remove_from_pending_weak_list): Verify t->name
10525 is non-NULL before passing it to strcmp.
10527 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10529 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10530 the typed arguments are not part of a comment
10531 (ioctl_fix_ctrl): Added a purpose comment
10532 *fixinc/fixincl.x: regenerate
10533 *fixinc/inclhack.sh: regenerate
10535 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10537 * invoke.texi: Add C4x invocation docs.
10539 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10541 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10543 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10545 (c4x_legitimize_reload_address): New function.
10546 * config/c4x/c4x.md: Update docs.
10548 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10550 * fixincludes: Avoid removing '.'.
10551 * fixinc/fixinc.svr4: Likewise.
10552 * fixinc/fixinc.winnt: Likewise.
10553 * fixinc/inclhack.tpl: Likewise.
10554 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10556 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10558 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10560 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10562 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10564 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10567 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10569 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10570 * configure: Regenerate.
10572 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10574 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10577 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10579 * fixinc/inclhack.def (avoid_bool): Also catch
10580 "typedef [unsigned] int bool".
10581 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10583 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10584 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10585 * configure: Rebuilt.
10587 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10589 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10590 such that we can override its definitions if necessary.
10591 (CPP_SPEC): New define. Support processor specific predefines via
10593 (CC1_SPEC): New define. Support processor specific compiler
10594 options via %(cc1_cpu).
10595 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10598 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10600 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10601 between sed's -e flag, and the open-quote following it.
10602 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10604 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10605 Jeffrey A Law (law@cygnus.com)
10607 * varasm.c (assemble_start_function): Remove the function
10608 from the pending weak decls list when we define a function.
10609 (assemble_variable): Similarly for variables.
10610 (weak_finish): Ignore items on the list with a NULL name.
10611 (remove_from_ending_weak_list); New function to "remove" an item
10612 from the pending weak declarations list.
10614 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10616 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10618 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10620 * c-lex.c (GETC): Redefine to call getch.
10621 (UNGETC): Redefine to call put_back.
10622 (putback_buffer): New structure type.
10623 (putback): New static structure.
10624 (getch): New function.
10625 (put_back): New function.
10626 (yylex): Replace unused bytes from bad multibyte character.
10628 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10630 * cpplib.c (do_define): Cast `alloca' return value.
10631 (do_include, do_undef, do_pragma): Likewise.
10632 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10634 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10635 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10637 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10639 * sparc.md (abstf2): This should be an expand.
10640 (split after abstf2_notv9): Fix mode.
10641 (abstf2_hq_v9): New pattern.
10642 (abstf2_v9): Only use when no hard quad.
10643 (absdf2_v9): Fix if target is not the same as source.
10644 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10645 Add correct output constraints.
10647 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10649 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10650 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10652 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10654 * mips.h (mips_output_conditional_branch): New function.
10655 (mips_adjust_insn_length): Likewise.
10656 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10657 (ADJUST_INSN_LENGTH): Likewise.
10658 * mips.c (print_operand): Add `F' and `W' for floating-point
10659 comparison opcodes.
10660 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10662 (mips_adjust_insn_length): New function.
10663 (mips_output_conditional_branch): New function.
10664 * mips.md (length): Adjust attribute definition to handle
10665 conditional branches. Change lengths to bytes, rather than
10666 instructions throughout. Remove length attribute from
10667 instructions whose length is four bytes, and rely on the default
10669 (dslot): Fix typo in comment.
10670 Reword conditional branch patterns to use
10671 mips_output_conditional_branch.
10673 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10675 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10676 (LIB_SPEC): Likewise.
10677 Link with -lprof1_r for -g/-pg.
10679 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10681 * loop.c (check_dbra_loop): Fix change of Jan 19.
10683 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10685 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10686 (STARTFILE_SPEC): Define, override the svr4.h version.
10687 (ENDFILE_SPEC): Likewise.
10689 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10691 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10692 * fixinc/fixincl.x: Regenerated.
10693 * fixinc/inclhack.sh: Regenerated.
10695 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10697 * sh.c (barrier_align): Don't return early for normal branch/barrier
10698 when optimizing for SH2.
10700 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10702 * i386/udk.h (LINK_SPEC): Correct linker search path for
10705 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10707 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10708 (braf_label_ref_operand): Delete.
10709 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10710 * sh.md (casesi_jump_2): Operand1 is now the inside of a
10711 label_ref, and has no predicate.
10712 The patten has a predicate to guard against invalid substitutions.
10713 (dummy_jump): Delete.
10714 (casesi): Update use of casesi_jump_2.
10716 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10718 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
10719 *fixinc/fixincl.x: regenerate
10720 *fixinc/inclhack.sh: regenerate
10722 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
10724 * dwarf2out.c (add_incomplete_type): New fn.
10725 (gen_struct_or_union_type_die): Call it.
10726 (retry_incomplete_types): New fn.
10727 (dwarf2out_finish): Call it.
10729 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
10731 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
10732 current block starts with a CODE_LABEL and ends with a CALL and
10733 we can not find all the argument setup instructions for the CALL.
10735 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
10737 Revert this change:
10738 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10739 something is a candidate for optimize_bit_field_compare.
10741 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10743 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
10745 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
10747 * alpha.c (override_options): Thinko in last patch.
10749 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
10750 (LIB_SPEC): Recognize -pthread.
10752 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
10754 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
10755 definition in config/arm/coff.h
10756 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
10758 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10760 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
10761 fixes that need "file=xxx\n" prepended before invocation
10762 (start_fixer - new): starting the fixer process is complex enough
10763 to warrent its own routine. It prepends the "file=xxx\n" stuff.
10764 (process): uses the new routine; omit usage of putenv()
10765 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
10766 * fixinc/fixincl.x: regenerate
10768 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
10770 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
10771 and version #s (1.1 -> 2.96) as needed.
10772 * README.g77: Kill way out of date file in the toplevel directory.
10774 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
10776 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
10777 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
10778 * configure: Rebuilt.
10779 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
10780 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
10781 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
10782 (SWITCH_TAKES_ARG): Likewise.
10783 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
10784 * config/t-freebsd: Moved from config/i386/ so it can used for all
10787 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
10789 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
10791 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
10793 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
10794 * configure: Rebuilt.
10796 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
10798 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
10799 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
10800 * rs6000/rs6000.c (rs6000_file_start): Use putc.
10801 (rs6000_output_load_toc_table): Same.
10802 (output_prolog, output_mi_thunk): Same.
10803 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
10804 (ASM_GLOBALIZE_LABEL): Use putc.
10806 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
10808 * alpha.md (reload_*_help): New patterns and splitters.
10809 (reload_*): Use them.
10810 (mov[qh]i): Likewise.
10812 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
10814 * cccp.c (handle_directive): Handle backslash-newlines in quoted
10817 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
10819 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
10821 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
10823 * flow.c (mark_regs_live_at_end, insn_dead_p,
10824 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
10825 and HARD_FRAME_POINTER_REGNUM special treatment if reload
10826 hasn't run or the frame pointer is needed.
10827 * haifa-sched.c (attach_deaths): Likewise.
10828 * sched.c (attach_deaths): Likewise.
10830 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
10832 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
10833 calculate_can_reach_end returns nonzero.
10835 * configure.in (native gas tests): Search for an assembler in the
10836 same manner that the installed compiler will.
10837 * configure: Rebuilt.
10838 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
10840 * alias.c (find_base_term): Improve handling of addresses
10841 constructed from binary operations.
10843 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
10845 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
10847 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
10849 * function.h (cleanup_label, frame_offset): Declare.
10850 (tail_recursion_label, tail_recursion_reentry): Likewise.
10851 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10852 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
10853 (tail_recursion_label, tail_recursion_reentry): Likewise.
10854 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10856 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
10858 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
10860 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
10861 (MAX_OFILE_ALIGNMENT): Define.
10863 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
10865 * fixincl.c: Replace local include scheme with #includes of
10866 gansidecl.h and system.h.
10867 * procopen.c: Likewise.
10868 * server.c: Likewise.
10870 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
10872 * i386/t-dgux (EXTRA_PARTS): Add crti.o
10873 (crti.o): Add build rule and dependencies.
10874 * fixinc/fixinc.dgux: Use modified _int_varargs.h
10876 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10878 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
10879 (LIB_LINUX_SPEC): Likewise.
10880 (LIB_LINUX_SPEC): Add support for -pthread
10881 (CPP_OS_LINUX_SPEC): Likewise.
10882 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
10885 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
10887 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
10889 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
10890 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
10891 for IEEE math and CC_FCOMI.
10892 (put_jump_code): No IEEE if CC_FCOMI is set.
10894 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10896 * fold-const.c (fold_truthop): Make the field reference unsigned
10897 when converting a single bit compare.
10899 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10901 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
10903 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
10905 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
10906 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
10909 * reload.c (push_reload): Do not call remove_address_replacements
10910 when presented with identical optional reloads.
10912 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
10914 * alpha.h (MASK_FIX, TARGET_FIX): New.
10915 (MASK_*): Reorganize constants.
10916 (CPP_AM_FIX_SPEC): New.
10917 (TARGET_SWITCHES): Add FIX.
10918 (EXTRA_SPECS): Likewise.
10919 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
10920 (SECONDARY_MEMORY_NEEDED): Likewise.
10921 (REGISTER_MOVE_COST): Likewise.
10922 * alpha.c (override_options): Add FIX support. Always use
10923 ALPHA_TP_PROG for ev6.
10924 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
10925 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
10926 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
10928 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
10930 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10931 something is a candidate for optimize_bit_field_compare.
10933 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
10935 * gcc.texi (Passes): Document branch-shortening.
10936 * invoke.texi (Debugging Options): Document the fact that `-dp'
10937 outputs length information for instructions.
10939 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
10941 * flow.c: Revert previous delta.
10943 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
10945 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
10946 FRAME_POINTER_REGNUM.
10947 (mark_set_1): Ditto.
10948 (mark_used_regs): Ditto.
10950 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
10952 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
10953 (GOT_PCREL): New macro. Define to 1 if not already defined.
10954 * arm/elf.h (GOT_PCREL): Define to 0.
10955 * arm.c (arm_finalize_pic): Take into account the setting of
10958 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
10960 * output.h (STRIP_NAME_ENCODING): Provide default definition.
10961 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
10963 * flow.c (mark_set_1): Do not record BLKmode stores as dead
10964 store elimination candidates.
10966 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
10968 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
10971 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
10973 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
10974 Add use of x-aix41-gld.
10976 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
10978 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
10979 (ASM_OUTPUT_DESTRUCTOR): Define.
10981 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
10983 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
10984 last CODE_LABEL in a loop if we have previously passed a jump
10985 to the top of the loop.
10987 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
10989 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
10990 applying Philip's patch.
10992 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
10994 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
10997 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
10999 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11001 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11003 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11004 Also remove a useless comment.
11006 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11008 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11010 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11012 * collect2.c (main): Only generate import or export file and add
11013 to link arguments if non-empty. Use xmalloc not alloca.
11014 (write_{export,import}_file): Delete.
11015 (write_aix_file): New function.
11016 (locatelib): Use xmalloc not malloc.
11017 (GCC_OK_SYMBOL): Do not check type if aix64.
11019 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11021 Based on patch by Scott Bambrough and Pat Beirne:
11022 * config/arm/arm.c (making_const_table): New variable.
11023 * config/arm/arm.h (making_const_table): Declare.
11024 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11026 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11027 Keep track of when we are building the constant table.
11029 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11031 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11034 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11036 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11039 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11041 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11044 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11046 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11048 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11050 * rs6000.c (output_mi_thunk): Enable full support again.
11052 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11054 * sh.h (BRANCH_COST): Define.
11056 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11058 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11060 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11062 * function.c (assign_stack_local): Align stack slot propertly.
11063 (assign_outer_stack_local): Likewise.
11065 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11067 * expr.h (lang_expand_constant): Declare.
11068 * toplev.c (lang_expand_constant): Define it.
11069 * varasm.c (output_constant): Use it.
11071 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11073 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11074 Change function definitions to K&R style.
11076 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11078 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11080 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11082 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11083 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11084 (several places): omit static initialization
11085 (process): use single fd, since only the read fd is used
11086 * fixinc/gnu-regex.c: define 'const' away, if not supported
11087 * fixinc/procopen.c(several places): omit static initialization
11088 * fixinc/server.c: define 'volitile' away, if not supported
11090 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11092 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11093 asm_fprintf and %L to generate the label name.
11094 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11095 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11097 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11099 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11100 insn for a conditional jump can not be found.
11102 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11104 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11105 on variables in specific sections other than .sbss and .sdata.
11107 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11109 * stmt.c (expand_return): Call start_cleanup_deferral and
11110 end_cleanup_deferral around conditional code.
11112 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11114 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11115 filename lists. Utilizes new "krstr" AutoGen function.
11116 * fixinc/fixincl.x: Rebuilt.
11118 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11120 * i386.c (output_float_compare): Avoid GNU-C extensions.
11122 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11124 * version.c: Bump to distinguish mainline tree from the
11127 See ChangeLog.1 for earlier changes.
11130 add-log-time-format: current-time-string