1 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
3 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
4 (DIV_ROUND_UP): Robustify.
5 (ggc_recalculate_in_use_p): New function.
6 (release_pages): Don't inline it.
7 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
9 (ggc_pop_context): Use ggc_recalculate_in_use_p.
10 (clear_marks): Always save in_use_p.
11 (sweep_pages): Use ggc_recalculate_in_use_p.
12 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
13 Release pages before counting statistics.
15 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
17 * toplev.c (rest_of_compilation): Fix thinko in this change:
19 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
21 (rest_of_compilation): If inside an inlined external function,
22 pretend we are just being declared.
24 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
26 * integrate.c (expand_inline_function): Fix bugs in previous
27 change from Oct 28, 1999.
29 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
31 * stmt.c (expand_value_return): Fix typo in this change:
33 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
34 (expand_value_return): Correctly convert VAL when promoting function
35 return; support RETURN_REG being a PARALLEL.
37 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
39 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
41 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
43 * hard-reg-set.h (reg_names): Constify a char*.
45 * regclass.c (reg_names): Likewise.
47 * regs.h (reg_names): Likewise
49 * a29k/a29k.c (reg_names): Delete declaration.
51 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
53 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
54 arc_output_function_epilogue): Likewise.
56 * elxsi/elxsi.c (reg_names): Likewise.
58 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
60 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
63 * m88k/m88k.c (output_function_profiler): Likewise.
65 * sparc/sparc.c (sparc_flat_output_function_prologue,
66 sparc_flat_output_function_epilogue): Likewise.
68 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
70 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
71 warning from -Wuninitialized and put it under -W.
72 * function.c (uninitialized_vars_warning): Warn only when the
73 corresponding flag is set.
75 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
77 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
78 is nonzero and the single set does not have an elt, then assign
81 * simplify-rtx.c: New file.
82 * Makefile.in (OBJS): Add simplify-rtx.o
83 (simplify-rtx.o): Add dependencies.
84 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
85 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
86 (cse_gen_binary, simplify_unary_operation): Delete.
87 (simplify_binary_operation, simplify_plus_minus): Likewise.
88 (check_fold_consts, simplify_relation_operation): Likewise.
89 (simplify_ternary_operation): Likewise.
90 (delete_trivially_dead_insns): Simplify the contents of the
91 REG_EQUAL note before trying to substitute it into the source
92 of the reg-reg copy at the end of a libcall sequence.
94 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
95 references/callers changed.
97 * mn10200.c (mn10200_va_arg): Force the return value into a
100 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
102 * cccp.c (macroexpand): Avoid out of range accesses for omitted
105 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
107 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
109 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
111 * fold-const.c (fold): Fix thinko when optimizing comparisons
114 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
116 * gcc.texi (Passes): Update front-end files to their current
119 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
121 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
122 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
123 (PREDICATE_CODES): Add addition_operation.
124 * alpha-protos.h (addition_operation): Declare.
125 (secondary_reload_class): Likewise.
126 * alpha.c (addition_operation): New.
127 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
128 * alpha.md (adddi3): Turn into expander.
129 (*lda, *adddi_2): New.
130 (movsf, movdf patterns): Don't preference integer regs.
131 (movsi, movdi patterns): Don't preference fp regs.
133 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
135 * genrecog.c (write_switch): Check for duplicate CODE cases.
137 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
139 * ggc-common.c: Update pre-function commentary.
140 * ggc-page.c: Likewise.
142 (poison_pages): Use memset directly.
143 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
144 (ggc_collect): Poison before sweeping.
145 * ggc-simple.c: Update pre-function commentary.
146 (ggc_alloc_obj): Poison non-zeroed memory.
148 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
150 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
151 match format string, even on 64-bit hosts.
152 * gcc-page.c (ggc_page_print_statistics): Likewise.
154 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
156 * config/i386/i386.c (ix86_cpu): Revert last patch.
157 * config/i386/i386.h (ix86_cpu): Ditto.
159 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
161 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
162 TYPE_SIZE, convert type of result to sizetype.
164 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
166 * flow.c (count_or_remove_death_notes): Equate NULL with the
169 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
170 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
173 * i386.c (pic_label_no): Delete.
174 (ix86_attr_length_default): Don't use single_set to peek
177 * recog.c (peephole2_optimize): Allow recog_next_insn to index
178 the first insn after bb->end.
179 * i386.md (push mem peeps): Scratch is live after evaluation
181 (cmp mem peep): Similarly.
183 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
185 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
186 * function.c (pad_to_arg_alignment): Add missing braces.
188 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
190 * alpha/alpha-protos.h (literal_section): Add prototype.
191 (alpha_need_linkage, alpha_start_function,alpha_end_function):
194 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
196 (alpha_start_function, alpha_end_function, float_strings,
197 alpha_need_linkage): Constify a char*
199 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
201 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
203 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
205 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
207 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
209 * flow.c (debug_flow_info): Add prototype.
211 * gcc.c (main): Likewise.
213 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
216 * reload1.c (failed_reload, set_reload_reg): Likewise.
218 * mips-tfile.c (main): Likewise.
219 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
220 with ATTRIBUTE_NORETURN.
222 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
224 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
225 DECL is not a memory ref.
227 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
229 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
230 * config/i386/i386.c (ix86_cpu): Add extern attribute.
232 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
234 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
235 * config/mips/elf64.h: ditto.
237 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
239 * expr.c (emit_push_insn): New argument alignment_pad.
240 Update all callers. Adjust stack pointer based on alignment pad.
241 * function.c (pad_to_arg_alignment): New argument alignment_pad.
242 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
243 (locate_and_pad_parm): New argument alignment_pad. Update all
245 * expr.h (emit_push_insn): Update prototype.
246 (locate_and_pad_parm): Update prototype.
247 * calls.c (arg_data): Add new field alignment_pad.
248 (initialize_argument_information): Initialize alignment_pad.
250 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
252 * except.c (free_eh_nesting_info): Free the info itself.
253 * function.c (free_after_compilation): Don't free NULL.
254 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
255 (pre_edge_insert): Free inserted.
256 * stmt.c (free_stmt_status): Don't free NULL.
258 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
260 * gcov.c (DIR_SEPARATOR): Provide default.
261 (output_data): Add test for MS-DOS format absolute filename.
262 (fancy_abort): Correct program name.
263 (open_files): Open all files in binary mode.
264 * libgcc2.c (__bb_exit_func): Likewise.
266 * profile.c (init_branch_prob): Specify binary when opening files.
268 * flags.h (flag_unwind_tables): New decl.
269 * toplev.c (flag_unwind_table): New definition.
270 (f_options): Add -funwind-tables.
271 (decode_g_option): Clarify warning when unknown -g option is given.
272 (rest_of_compilation): If inside an inlined external function,
273 pretend we are just being declared.
275 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
276 (dwarf2out_frame_finish): Likewise.
278 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
280 * fold-const.c (merge_ranges): In not in0, but in1, handle
281 upper bounds equal like subset case.
283 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
285 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
286 passed in a register but moved to the stack.
288 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
290 * gcc.c (pass_exit_codes, greatest_status): New variables.
291 (struct option_map): Add entry for "--pass-exit-codes".
292 (execute): Update greatest_status if error.
293 (display_help): Add documentation for -pass-exit-codes.
294 (process_command): Handle -pass-exit-codes.
295 (main): Look at pass_exit_codes and greatest_status on call to exit.
297 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
299 * reload.c (find_reloads): Refine test for no input reload
300 case to not includes reloads emitted after insn.
302 * function.c (find_temp_slots_from_address): Handle sum involving
303 a register that points to a temp slot.
304 (update_temp_slot_address): Make recursive call if both old and
305 new are PLUS with a common operand.
306 * calls.c (expand_call): Mark temp slot for result as having
309 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
311 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
312 component as well as "BINUTILS".
314 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
315 * integrate.c (copy_rtx_and_substitute): Likewise.
316 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
318 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
320 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
321 gdb extensions, write size of type; also be more consistent
322 in using references when this is a subtype.
324 * pa.md (extv, extzv, insv): Use define_expand to reject constant
325 that is out of range.
327 * loop.c (unknown_constant_address_altered): New variable.
328 (prescan_loop): Initialize it.
329 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
330 (invariant_p, case MEM): Remove handling for volatile and readony;
331 check new variable if readonly.
332 (check_dbra_loop): Chdeck unknown_constant_address_altered.
334 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
335 (addr_affects_sp_p): Removed from note_mem_written and only
336 define #ifdef AUTO_INC_DEC.
338 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
340 * regclass.c (record_reg_classes): Properly handle register move
343 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
344 Don't think valid if both operands are invalid.
345 (struct constant_descriptor): New field RTL.
346 (mark_const_hash_entry): Mark it.
347 (record_constant{,_rtx}): Initialize it.
348 (output_constant_def): Allocate RTL in permanent obstack and
350 ({record,compare}_constant_1): Modes must match for
351 CONSTRUCTOR of ARRAY_TYPE.
353 * c-common.h (initializer_constant_valid_p): Delete decl from here.
354 * output.h (initializer_constant_valid_p): Move decl to here.
355 * c-common.c (initializer_constant_valid_p): Delete function from here.
356 * varasm.c (initializer_constant_valid_p): Move function to here.
358 * tree.h (STRIP_SIGN_NOPS): New macro.
359 * fold-const.c (optimize_minmax_comparison): New function.
360 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
361 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
362 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
363 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
364 widening conversions.
365 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
366 to look at size of mode, not precision of type; also add missing cases.
367 (optimize_bit_field_compare, decode_field_reference): Don't try to
368 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
370 * dwarf2out.c (ctype.h): Include.
371 (dwarf2out_set_demangle_name_func): New function.
372 (size_of_line_info): Deleted.
373 (output_line_info): Compute size of line info table from difference
375 (base_type_die, add_name_attribute): Call demangle function, if any.
376 (field_byte_offset): Use bits per word for variable length fields.
377 (gen_array_type_die): Add array name.
378 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
379 (dwarf2out_add_library_unit_info): New function.
381 * explow.c (set_stack_check_libfunc): New function.
382 (stack_check_libfunc): New static variable.
383 (probe_stack_range): Allow front-end to set up a libfunc to call.
385 * combine.c (simplify_comparison): When making comparison in wider
386 mode, check for having commuted an AND and a SUBREG.
387 (contains_muldiv): New function.
388 (try_combine): Call it when dividing a PARALLEL.
389 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
390 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
392 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
393 use one of the CLOBBERs instead.
394 (if_then_else_cond): If comparing against zero, just return thing
397 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
398 Don't generate shifts and subtract if have conditional arithmetic.
400 * rtl.h (delete_barrier): New declaration.
401 * jump.c (jump_optimize): Set up to handle conditional call.
402 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
403 (delete_barrier): New function.
405 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
407 * recog.c (nonmemory_operand): Accept ADDRESSOF.
409 * tree.c (build_type_attribute_variant): Push to obstack of
410 ttype around type_hash_canon call.
412 * expr.c (placeholder_list): Move decl to file scope.
413 (expand_expr): Don't force access to volatile just because its
415 If ignoring reference operations, just expand the operands.
416 (expand_expr, case COMPONENT_REF): Propagate
417 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
418 Refine test for using bitfield operations vs pointer punning.
419 (expand_expr, case CONVERT_EXPR): If converting to
420 BLKmode UNION_TYPE from BLKmode, just return inner object.
421 Use proper mode in store_field call.
422 Properly set sizes of object to store and total size in store_field
423 call for convert to union.
424 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
425 memory (like for ADDR_EXPR). Also, don't put constant in register if
426 we'll want it in memory.
427 (readonly_fields_p): New function.
428 (expand_expr, case INDIRECT_REF): Call it if LHS.
429 (expand_assignment): Handle a RESULT_DECL where
430 DECL_RTL is a PARALLEL.
431 (do_jump, case WITH_RECORD_EXPR): New case.
432 (get_inner_reference): Always go inside a CONVERT_EXPR
433 and NOP_EXPR if both modes are the same.
434 (store_field): Use bitfield operations if size of bitsize is not same
435 as size of RHS's type.
436 Check for bitpos not a multiple of alignment in BLKmode case.
437 Do block move in largest possible alignment.
438 (store_constructor): Set BITSIZE to -1 for variable size and properly
439 in case of array of BLKmode.
440 (expand_expr_unaligned): New function.
441 (do_compare_and_jump): Call it.
443 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
444 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
445 does not include 'o'.
447 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
448 both SET_DEST and SET_SRC reference a virtual register.
449 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
451 * integrate.c (expand_inline_function): Handle case of setting
452 virtual stack vars register (from built in setjmp); when parameter
453 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
454 (subst_constant): Add new parm, MEMONLY.
455 (expand_inline_function, integrate_parm_decls): Pass new parm.
456 (integrate_decl_tree): Likewise.
457 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
458 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
459 (copy_rtx_and_substitute, case SET): Add explicit calls to
460 copy_rtx_and_substitute for both sides.
462 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
464 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
465 within INDEX_TYPE, instead of before.
466 (fixup_gotos): Use f->target_rtl, not the next insn,
467 since latter may be from a later fixup.
468 (expand_value_return): Correctly convert VAL when promoting function
469 return; support RETURN_REG being a PARALLEL.
470 (expand_return): When checking for result in regs and having
471 cleanup, consider PARALLEL in DECL_RTL as being in regs.
473 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
475 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
476 last_nominal_fname): Mark const.
477 (struct include_hash: name, nshort, control_macro): Mark
479 (struct macrodef: symnam): Mark const.
480 (struct if_stack: fname): Mark const.
481 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
482 (IStable): New character-syntax array which encompasses all
483 the old is_foo arrays.
484 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
485 is_space): New macros for interrogating IStable.
486 (check_macro_name): Kill last argument. All callers changed.
488 * cppinit.c (initialize_char_syntax): Delete.
489 (is_idchar, is_idstart, is_hor_space, is_space,
490 trigraph_table): Delete.
491 (IStable): New. Initialize with clever macros to avoid
492 information duplication.
493 (builtin_array): Table of builtins to get rid of explicit list
494 in initialize_builtins.
495 (initialize_builtins): Use builtins_array.
496 (cpp_start_read): Call init_IStable, and set IStable['$'] if
497 opts->dollars_in_ident.
499 * cppexp.c: Change all refs to is_xyz[] arrays to use new
501 (cpp_parse_expr): Avoid 'format string is not constant'
502 warning. Use ISGRAPH to identify printable chars.
503 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
505 (read_and_prescan): Map trigraphs to chars with open-coded
506 if-else-if-... sequence, not a lookup table.
507 * cpphash.c: Change all refs to is_xyz[] arrays to use new
509 * cpplib.c: Change all refs to is_xyz[] arrays to use new
510 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
511 (check_macro_name): Remove ability to report an invalid
512 assertion name, which is never used.
513 (do_line): Constify a couple of char *'s.
514 * cppmain.c (main): Call cpp_cleanup before returning.
516 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
518 * ggc.h (struct ggc_statistics): New type.
519 (ggc_get_size): New function.
520 (ggc_print_statistics): Likewise.
521 * ggc-common.c (ggc_stats): New variable.
522 (ggc_mark_rtx_children): Keep statistics.
523 (ggc_mark_tree_children): Likewise.
524 (ggc_print_statistics): New function.
525 * ggc-page.c (struct globals): Add bytes_mapped field.
526 (alloc_anon): Update it.
527 (release_pages): Likewise.
528 (ggc_get_size): New function.
529 (ggc_page_print_statistics): New function.
530 * ggc-simple.c (ggc_get_size): New function.
532 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
534 * flow.c (propagate_block): When the last reference to a label
535 before an ADDR_VEC is deleted because the reference is a dead
536 store, delete the ADDR_VEC.
538 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
540 * resource.c (find_free_register): Don't use the frame pointer
541 if frame_pointer_needed.
543 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
545 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
546 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
548 * config/i960/i960.c (i960_va_start): New locals base, num.
549 Use INDIRECT_REF instead of ARRAY_REF on valist.
550 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
552 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
554 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
556 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
558 * tree.def (PLACEHOLDER_EXPR): Update comments.
560 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
562 * c-common.c (check_format_info): Avoid non-literal format string
563 warnings when `first_arg_num' is zero.
565 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
567 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
569 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
571 * arm.md (casesi_insn): Add a clobber of the condition code
574 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
576 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
577 used by both cc1 and cc1plus.
579 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
581 * config/arm/arm.c: Initialise arm_structure_size_boundary to
582 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
583 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
584 to the value 32 if it has not already been defined.
585 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
586 Override definition in arm.h with a value of 8.
588 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
590 * c-pragma.c (push_alignment): Don't check the return value
593 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
595 * sparc.h (ADJUST_COST): Fix thinko.
597 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
599 * cccp.c (rescan): Fixed obp pointer handling around call to
600 check_expand subroutine.
602 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
604 * gcse.c (delete_null_pointer_checks): Only record non-null info
605 for pseudos when examining stores.
607 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
608 splitters for these patterns. Use "#" for output templates.
609 (addsi3_carryin_shift): New pattern.
611 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
613 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
614 of the function return register into a plain REG until
615 after function inlining is done.
617 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
619 * jump.c (jump_optimize_1): If we did cross-jumping, and
620 the data will matter, rebuild the CFG.
621 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
622 not optimizing. Don't run shorten_branches.
623 * toplev.c (rest_of_compilation): Run shorten_branches after
626 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
628 * rtl.h (note_stores): Add additional paramter.
629 * rtlanal.c (reg_set_p_1): Take additional paramter.
630 (reg_set_last_1): Likewise.
631 (reg_set_p): Adjust call to note_stores.
632 (reg_set_last): Likewise.
633 (note_stores): Pass data parameter to worker function.
634 * alias.c (record_set): Take additional parameter.
635 (init_alias_analysis): Pass it.
636 * caller-save.c (mark_set_regs): Take additional parameter.
637 (save_call_clobbered_regs): Pass NULL to note_stores.
638 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
640 (record_dead_and_set_regs_1): Likewise.
641 (reg_dead_at_p_1): Likewise.
642 (combine_instructions): Adjust calls to note_stores.
643 (try_combine): Likewise.
644 (record_dead_insn): Remove.
645 (record_dead_and_set_regs): Adjust calls to note_stores.
646 (reg_dead_at_p): Likewise.
647 * cse.c (invalidate_skipped_set): Take additional parameter.
648 (cse_check_loop_start): Likewise.
649 (cse_check_loop_start_value): Remove.
650 (cse_set_around_loop): Adjust calls to note_stores.
651 * flow.c (notice_stack_pointer_modification): Take additional
652 parameter. Remove duplicate declaration.
653 (record_volatile_insns): Adjust calls to note_stores.
654 * gcse.c (record_set_info): Take additional parameter.
655 (record_last_set_info): Likewise.
656 (invalidate_nonnull_info): Likewise.
657 (record_set_insn): Remove.
658 (compute_sets): Adjust calls to note_stores.
659 (last_set_insn): Remove.
660 (compute_hash_table): Adjust calls to note_stores.
661 (insert_insn_end_bb): Likewise.
662 (delete_null_pointer_checks): Likewise.
663 * global.c (mark_reg_store): Take additional parameter.
664 (mark_reg_clobber): Likewise.
665 (reg_becomes_live): Likewise.
666 (global_conflicts): Adjust calls to note_stores.
667 (build_insn_chain): Likewise.
668 * integrate.c (note_modified_parmregs): Take additional parameter.
669 (mark_stores): Likewise. Make it static.
670 (save_for_inline_nocopy): Adjust calls to note_stores.
671 (try_constants): Likewise.
672 * integrate.h (mark_stores): Remove declaration.
673 * jump.c (mark_modified_reg): Take additional parameter.
674 (thread_jumps): Adjust calls to note_stores.
675 * local-alloc.c (validate_equiv_mem_from_store): Take additional
677 (no_equiv): Likewise.
678 (reg_is_set): Likewise.
679 (validate_equiv_mem): Adjust calls to note_stores.
680 (update_equiv_regs): Likewise.
681 (block_alloc): Likewise.
682 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
683 (note_addr_stored): Take additional parameter.
684 (note_set_pseudo_multiple_uses): Likewise.
685 (record_initial): Likewise.
686 (prescan_loop): Adjust calls to note_stores.
687 (strength_reduce): Likewise.
688 (check_dbra_loop): Likewise.
689 * regmove.c (flags_set_1): Take additional paramter.
690 (mark_flags_life_zones): Adjust calls to note_stores.
691 * reload1.c (mark_not_eliminable): Take additional parameter.
692 (forget_old_reloads_1): Likewise.
693 (reload_cse_invalidate_rtx): Likewise.
694 (reload_cse_check_clobber): Likewise.
695 (reload_combine_note_store): Likewise.
696 (move2add_note_store): Likewise.
697 (reload): Adjust calls to note_stores.
698 (reload_as_needed): Likewise.
699 (emit_reload_insns): Likewise.
700 (reload_cse_regs_1): Likewise.
701 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
702 (reload_combine): Adjust calls to note_stores.
703 * resource.c (update_live_status): Take additional paramter.
704 (mark_target_live_regs): Adjust calls to note_stores.
705 * stupid.c (find_clobbered_regs): Take additional parameter.
706 (stupid_life_analysis): Adjust calls to note_stores.
708 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
710 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
713 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
716 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
717 of the variable arm_structure_size_boundary.
719 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
721 * alias.c (init_alias_analysis): Allocate reg_known_value and
722 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
724 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
725 * cse.c (cse_main): Call end_alias_analysis.
726 * haifa-sched.c (schedule_insns): Likewise.
727 * local-alloc. (update_equiv_regs): Likewise.
728 * reload1.c (reload_cse_regs): Likewise.
730 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
732 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
733 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
734 mapping from MASK_FPU.
736 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
738 * sparc.md (call): Don't bound structure return size to 0xfff.
740 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
742 * resource.c (mark_target_live_regs): Check that the target
743 insn wasn't created after compute_bb_for_insn.
745 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
747 * ggc-page.c (poison_pages): Don't be overzealous.
749 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
751 * alias.c: Update comments for ADDRESS.
752 (nonlocal_reference_p): Look inside the ADDRESS to determine if
753 it is a local memory reference.
755 * c-typeck.c (build_function_call): Check that the built-in
756 function is of class BUILT_IN_NORMAL before trying to recongize
758 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
759 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
761 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
763 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
765 (pre_gcse): Likewise.
766 (hoist_expr_reaches_here_p): Likewise.
767 (hoist_code): Likewise.
768 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
770 (pre_expr_reaches_here_p_work): ... here.
771 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
773 (expr_reaches_here_p_work): ... here.
775 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
777 * resource.c (find_basic_block): Delete.
778 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
779 (init_resource_info): Call compute_bb_for_insn.
781 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
783 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
784 with already adjacent blocks, but no fallthru.
785 (merge_blocks_move_successor_nojumps): Simplify.
786 (debug_flow_info): New.
788 * toplev.c (rest_of_compilation): Open jump1 dump file before
789 jump and close after, as opposed to just using dump_rtl.
791 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
793 * reload.h (earlyclobber_operand_p): Declare.
794 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
795 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
796 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
797 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
799 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
800 Richard Henderson <rth@cygnus.com>
802 * emit-rtl.c (emit_block_insn_before): New.
803 (emit_block_insn_after): New.
804 * basic-block.h: Declare them.
806 * bitmap.h: Protect from multiple inclusion.
808 * recog.c (scratch_operand): Handle VOIDmode correctly.
810 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
812 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
813 * function.c (assign_parms): Likewise.
814 * global.c (global_conflicts): Clarify STACK_REGS commentary.
816 * reg-stack.c (max_uid): Remove.
817 (blocks, block_begin, block_end, block_drops_in): Remove.
818 (block_stack_in, block_out_reg_set, block_number): Remove.
819 (struct block_info_def, BLOCK_INFO): New.
820 (enum emit_where): New.
821 (current_block): New.
823 (mark_regs_pat, record_label_references): Remove.
824 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
826 (goto_block_pat, print_blocks, dump_stack_info): Remove.
827 (reg_to_stack): Simplified test for existance of fp code. Use
828 flow.c code. Call shorten_branches after cross-jump opt.
829 (check_asm_stack_operands): Renamed from record_asm_reg_life.
830 Return false if the asm doesn't use stack regs. Don't do life
832 (emit_pop_insn): Replace function pointer arg `when' with
833 enum `where'. Update all callers.
834 (change_stack): Likewise. Update basic block end.
835 (emit_swap_insn): Use current_block->head to limit reverse search
836 for start of block. Use emit_block_insn_after.
837 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
838 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
839 structure assignment instead of bcopy.
841 (convert_regs_entry, convert_regs_exit): New.
842 (convert_regs_1, convert_regs_2): Split out from convert_regs.
843 Work on basic blocks and the CFG.
844 (convert_regs): Use them.
846 * i386.c (output_fix_trunc): Remove code for DImode input operand
848 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
850 (fix_truncdi_1): Allow any mode scratch.
852 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
854 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
855 * linux.h, netbsd.h, vms.h: Not here.
857 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
859 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
860 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
861 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
862 CONDITIONAL_REGISTER_USEAGE): Use them.
863 * config/mips/mips.c (mips_move_1word,mips_move_2words,
864 gen_conditional_branch,override_options) : Use them.
865 * config/mips/mips.md : Use them.
867 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
869 * i386.md (zero_extendqihi2): Use SImode register name with andl.
871 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
873 * integrate.c (function_cannot_inline_p): Don't allow inlining
876 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
878 * c-parse.in (cast_expr): Constify.
880 * cccp.c (special_symbol): Likewise.
882 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
884 * dwarf2out.c (base_type_die): Likewise.
886 * global.c (allocno_compare): Likewise.
888 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
890 * regclass.c (fix_register): Likewise.
892 * rtl.h (fix_register): Likewise.
894 * stupid.c (stupid_reg_compare): Likewise.
896 * toplev.c (decode_f_option): Likewise.
898 * tree.c (build_complex_type): Likewise.
900 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
902 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
904 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
906 * reload.c (find_reloads): Compute mode and nregs fields of all
908 * reload1.c (calculate_needs_all_insns): Simplify a bit.
909 (calculate_needs): Use precomputed mode/nregs values.
910 (allocate_reload_reg): Likewise.
912 (failed_reload, set_reload_reg): ... new functions.
913 (choose_reload_regs_init): New function, mostly broken out from...
914 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
915 Also lose one #if 0 block.
917 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
919 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
922 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
924 * tree.h (BLOCK_TYPE_TAGS): Remove.
925 (BLOCK_END_NOTE): Likewise.
926 (BLOCK_LIVE_RANGE_FLAG): Likewise.
927 (BLOCK_LIVE_RANGE_START): Likewise.
928 (BLOCK_LIVE_RANGE_END): Likewise.
929 (tree_block): Remove live_range_flag, live_range_var_flag, and
930 type_tags. Remove end_note, live_range_start, and live_range_end.
931 (remember_end_note): Remove prototype.
932 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
933 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
935 * ggc-common.c (ggc_mark_tree_children): Don't mark
936 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
937 * integrate.c (adjust_copied_decl_tree): Remove.
938 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
939 * stmt.c (last_block_end_note): Remove.
940 (init_stmt): Don't add a GC root for it.
941 (expand_fixup): Don't set it.
942 (remember_end_note): Remove.
943 (expand_end_bindings): Don't set last_block_end_note.
945 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
947 * reload1.c (reload_reg_free_for_value_p): Show
948 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
951 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
953 * expmed.c (extract_bit_field): Allow for the case of non-integer
954 objects that are smaller than a word (like SFmode on a 64-bit
957 * loop.c (basic_induction_var): A non-integer variable which is
958 being set by a paradoxical subreg is probably not a biv.
960 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
962 * prefix.c (translate_name) Check for empty prefix string.
964 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
966 * Makefile.in (CPP_CROSS_NAME): New variable.
967 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
969 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
970 names of the files to be uninstalled.
972 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
974 * collect2.c (IS_DIR_SEPARATOR): Define.
975 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
977 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
980 * haifa-sched.c (add_dependence): Update the true dependency
981 cache the first time we add a true dependence to the LOG_LINKS chain.
983 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
985 * fold-const.c (fold): Fix comment.
987 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
989 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
990 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
991 dbxout_start_new_source_file, dbxout_source_file,
992 dbxout_source_line, dbxout_finish, dbxout_type_fields,
993 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
995 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
996 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
997 (dbxout_block): Initialize variable `blocknum'.
999 * dbxout.h (dbxout_init, dbxout_finish,
1000 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1001 dbxout_args, dbxout_source_line): Constify a char*.
1003 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1004 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1005 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1006 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1007 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1008 src_info_attribute, mac_info_attribute, producer_attribute,
1009 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1010 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1011 dwarfout_undef): Constify a char*.
1012 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1014 * dwarfout.h (dwarfout_define, dwarfout_undef,
1015 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1017 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1019 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1020 (MULTILIB_ISA_DEFAULT): New.
1021 (MULTILIB_DEFAULTS): Use it.
1022 * config/mips/mips.c (): Remove the now unnecessary definition
1023 of MIPS_ISA_DEFAULT.
1024 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1025 unnecessary definition.
1027 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1029 * arm.md (pic_load_addr): Add constraints to operand 1.
1031 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1033 * fixinc/genfixes: Provide a means for specifying -D options to
1036 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1038 * arm.c (arm_override_options): Correct initialization of
1039 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1040 arm_is_strong, and arm_is_6_or_7.
1042 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1043 (note_set_pseudo_multiple_uses): New function.
1044 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1045 if a pseudo set in the loop exit is used elsewhere.
1047 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1049 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1051 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1053 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1054 a single load-address pattern.
1056 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1058 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1059 depending on whether or not line-number notes are present.
1061 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1063 * cccp.c (progname, file_buf, default_include, include_file,
1064 macrodef, definition, hashval, wchar_type, user_label_prefix,
1065 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1066 expand_to_temp_buffer, is_system_include, base_name,
1067 absolute_filename, read_name_map, open_include_file,
1068 record_control_macro, check_precompiled, check_preconditions,
1069 pcfinclude, pass_thru_directive, create_definition,
1070 check_macro_name, comp_def_part, collect_expansion,
1071 check_assertion, read_token_list, assertion_install,
1072 assertion_lookup, eval_if_expression, conditional_skip,
1073 validate_else, skip_quoted_string, quote_string, macarg1,
1074 error_from_errno, install, lookup, hashf, dump_defn_1,
1075 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1076 check_white_space, rescan, handle_directive, monthnames,
1077 special_symbol, do_include, remap_include_file, write_output,
1078 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1079 do_ident, do_sccs, do_xifdef, skip_if_group,
1080 output_line_directive, macroexpand, macarg, change_newlines,
1081 initialize_builtins, make_definition): Constify a char*.
1083 * pcp.h (stringdef): Likewise.
1085 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1087 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1090 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1091 Richard Henderson <rth@cygnus.com>
1093 * alias.c: Include ggc.h.
1094 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1095 (record_set): Verify enough room in reg_base_value.
1096 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1097 Register it as a GC root.
1098 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1099 * Makefile.in (alias.o): Depend on ggc.h.
1101 * unroll.c (unroll_loop): Verify the insn before a barrier
1102 is a JUMP_INSN before checking JUMP_LABEL.
1104 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1106 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1107 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1108 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1109 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1110 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1111 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1113 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1115 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1117 * alpha/alpha-interix.h (text_section): Delete prototype.
1118 * alpha/elf.h (text_section): Likewise.
1119 * arm/linux-elf.h (text_section): Likewise.
1120 * arm/linux-telf.h (text_section): Likewise.
1121 * c4x/c4x.h (text_section): Likewise.
1122 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1123 * elfos.h (text_section): Likewise.
1124 * i386/aix386ng.h (text_section): Likewise.
1125 * i386/i386-interix.h (text_section): Likewise.
1126 * i386/sco5.h (text_section): Likewise.
1127 * i386/svr3gas.h (text_section): Likewise.
1128 * nextstep.h (text_section): Likewise.
1129 * psos.h (text_section): Likewise.
1130 * ptx4.h (text_section): Likewise.
1131 * svr3.h (text_section): Likewise.
1132 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1134 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1136 * final.c (peephole): Delete prototype.
1138 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1139 (pre_insert_copies): Remove unused variable `bb'.
1141 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1144 * output.h (peephole): Add prototype.
1146 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1148 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1151 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1153 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1154 for inlined declarations.
1156 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1158 * arm.c (logical_binary_operator): New fucntion.
1159 * arm.h (logical_binary_operator): Declare it.
1160 (PREDICATE_CODES): Handle logical_binary_operator.
1161 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1162 output constraints. Add appropriate splitters.
1163 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1164 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1165 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1167 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1169 * genoutput.c (struct operand_data): New elt eliminable.
1170 (output_operand_data): Write it.
1171 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1172 (compare_operands): Take it into account.
1173 * recog.h (struct insn_operand_data): New elt eliminable.
1174 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1176 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1177 (eliminate_regs): Move code that detects changes to elimination
1178 target regs into new function elimination_effects.
1179 Delete one #if 0 block.
1180 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1181 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1182 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1183 Only call eliminate_regs for real operands of the insn, not for parts
1184 of its structure or parts matched by things like match_operator.
1185 Use elimination_effects and check_eliminable_occurrences. Use
1186 copy_insn to duplicate the pattern when not in the final pass.
1188 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1190 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1193 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1195 * fixinc/README: document the "mach" machine matching test
1196 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1197 * fixinc/fixtests.c: Implement the #else/#endif label test
1198 * fixinc/inclhack.def: utilize these tests and fixes
1199 * fixinc/inclhack.sh: regen
1200 * fixinc/fixincl.x: regen
1201 * fixinc/fixincl.sh: regen
1203 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1205 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1208 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1210 * gcc.1: Document exit codes.
1212 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1214 * calls.c: Include tm_p.h later, so everything we need is defined.
1216 * function.c: Likewise.
1218 * except.c: Include tm_p.h.
1220 * sparc.c: Likewise.
1221 (dwarf2out_cfi_label): Don't prototype.
1222 (check_return_regs, epilogue_renumber,
1223 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1224 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1225 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1226 ultra_schedule_insn): Add static prototype.
1227 (data_segment_operand, text_segment_operand): Call itself with the
1228 proper number of arguments.
1229 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1231 * sparc.h: Move all declarations to sparc-protos.h.
1232 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1235 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1237 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1239 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1240 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1241 ASM_OUTPUT_ASCII): Constify a char*.
1243 * sparc-protos.h: New file for sparc prototypes.
1245 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1247 * function.c (record_insns, contains): Always declare and define.
1248 (record_insns): Mark with ATTRIBUTE_UNUSED.
1250 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1252 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1253 to .section when outputting a .bss section to deal with multiple
1254 .bss input sections (as happens with -fdata-sections)
1255 Also output %progbits, not @progbits so the assembler doesn't treat as
1257 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1259 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1260 thumb parts even when building with non-thumb CPUs, by forcing
1263 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1265 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1266 (movdf_const_intreg_sp64): Similarly.
1268 * local-alloc.c (update_equiv_regs): Check the correct insn
1269 for pre-existing REG_EQUIV notes.
1271 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1273 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1274 block reached by a branch if we're not going to actually process
1277 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1279 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1280 a local extern function declaration.
1282 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1284 * i386.c (ix86_expand_prologue): Properly wrap USE around
1285 reg for CALL_INSN_FUNCTION_USAGE.
1287 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1289 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1290 move between GP_REGs.
1292 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1294 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1295 the mode size when finding out if an offset is legal.
1297 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1299 * basic-block.h (PROP_*): Move constants from ...
1301 (compute_bb_for_insn): Free the array before reallocating.
1302 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1303 (allocate_reg_life_data): Reset all reg variables collected by
1305 (get_block_head_tail): Don't convert from bb to block.
1306 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1307 (find_insn_reg_weight): Take block not bb.
1308 (schedule_block): Don't set block num for moved insns.
1309 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1310 (schedule_insns): Do it here instead.
1311 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1312 before update_life_info.
1313 * recog.c (split_all_insns, peephole2_optimize): Update for
1314 new arg to update_life_info.
1315 * rtlanal.c (remove_note): Cope with NULL note.
1316 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1319 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1321 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1323 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1324 block records so that merge_blocks_nomove will clean up correctly.
1325 (split_edge): Handle casesi insns.
1327 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1329 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1331 * pa.md (call, call_value): Do not emit a blockage after restoring
1334 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1336 * c-typeck.c (c_expand_asm_operands): Fix typo.
1338 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1340 * arm.c (fpu_rhs_operand): Verify modes.
1341 (fpu_add_operand): Likewise.
1342 (di_operand): Likewise.
1343 (soft_df_operand): Likewise.
1345 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1347 * arm.c (arm_return_in_memory): APCS rules state that the elements
1348 of a structure returned in a register must be 'integer-like'.
1350 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1352 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1353 in the source tree when the generated targets are out of date
1354 * fixinc/genfixes: Alter it to run individual fixes for make.
1355 * fixinc/README: rewrite
1356 * fixinc/inclhack.def: moved initial comments to README
1358 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1360 * toplev.c (main): Do not generate an error message if an
1361 unrecognised command line switch is recognisable by another
1362 language. If extra_warnings are enabled, then generate a
1363 warning message instead.
1365 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1367 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1368 (insert_pack_attributes): Delete prototype.
1370 * c-pragma.c (default_alignment): New static variable.
1371 (push_alignment): Initialize to current effective alignment.
1372 (pop_alignment): Use to set new alignment.
1373 (insert_pack_attributes): Delete function.
1374 (handle_pragma_token): Set default_alignment as well each time
1375 a #pragma pack(<n>) is encountered.
1377 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1379 * reg-stack.c (stack_result): Aggregates are not returned in
1382 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1384 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1386 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1388 * basic-block.h (set_block_num): Declare.
1389 * flow.c (update_life_info): Don't call compute_bb_for_insn
1390 or free_basic_block_vars.
1391 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1392 (insn_orig_block): Remove.
1393 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1394 (schedule_block): Keep BLOCK_NUM up-to-date.
1395 (schedule_insns): Use compute_bb_for_insn.
1396 * recog.c (split_all_insns): Likewise.
1397 (peephole2_optimize): Likewise.
1399 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1401 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1402 if the pic register is used.
1404 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1406 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1407 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1408 if that tests TREE_PERMANENT.
1410 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1412 * cse.c (invalidate_for_call): Do not remove memory references from
1413 the table here. It's handled elsewhere.
1415 * haifa-sched.c (add_dependence): Protect references to the
1416 true dependency cache with #ifdef INSN_SCHEDULING.
1417 (remove_dependence): Similarly.
1419 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1420 to the cfg code that this is a return instruction.
1421 * mn10300.md (return_internal): Similarly.
1423 * combine.c (get_last_value): If the last set of a register
1424 is after subst_low_cuid, then we can not use it to determine
1425 the register's last value.
1427 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1429 * Makefile.in: Back out previous change.
1431 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1433 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1435 * haifa-sched.c (add_dependence): Only check/update the cache
1437 (remove_dependence): Likewise.
1438 (schedule_insns): Only create the true_dependency_cache if the
1439 average number of instructions in a basic block is very large.
1441 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1443 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1444 (ggc-simple.o): Likewise.
1445 (ggc-page.o): Likewise.
1447 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1449 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1450 Prototype for exported functions.
1451 (pre_lcm, pre_rev_lcm): Remove prototypes.
1452 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1453 (compute_available): Move to lcm.c, and change parameter order.
1454 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1455 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1456 (gcse_main): No longer call compute_preds_succs. Rebuild the
1457 set table after reach pre pass.
1458 (pre_insert_map, pre_delete_map, edge_list): New.
1459 (alloc_pre_mem): Allocate edge vectors.
1460 (free_pre_mem): Delete edge vectors.
1461 (compute_pre_data): Call new edge based lcm routines.
1462 (process_insert_insn): New function.
1463 (insert_insn_end_bb): Use it.
1464 (pre_edge_insert): New function.
1465 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1467 (pre_insert_copies): Revamp using new edge based lcm outputs.
1468 (pre_delete): Likewise.
1469 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1471 (compute_code_hoist_vbeinout): New new edge based routines.
1472 * lcm.c: Remove all the old LCM functions. Replace with new ones
1473 that work with the new cfg datastructures and work with edges
1476 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1478 * reload.h (struct reload): Add new fields "mode" and "nregs".
1479 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1480 to reference the "mode" and "nregs" field within struct reload.
1482 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1484 * haifa-sched.c (true_dependency_cache): New.
1485 (add_dependence): Use the true dependency cache to avoid expensive
1486 walks down the LOG_LINKS dependency list. Add entries to the
1488 (remove_dependence): Remove entries from the true dependency cache
1490 (schedule_insns): Allocate and initialize and free the true
1493 * haifa-sched.c (schedule_insns): Do not remove inter-block
1494 dependencies anymore.
1496 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1498 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1499 * i386/t-winnt: Likewise.
1501 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1503 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1505 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1507 * Makefile.in (LANGUAGES): Omit "proto".
1508 (clean): Remove stale comment about removing unprotoize.c.
1510 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1512 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1513 using arithmetic on void pointers.
1515 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1517 * haifa-sched.c (compute_block_forward_dependencies): Only check
1518 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1520 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1522 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1523 (expr_equiv_p): Reject memories with different alias sets.
1525 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1527 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1528 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1529 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1530 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1531 (lang_init): Set default for flag_bounds_check if still "unspecified".
1533 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1535 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1537 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1539 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1542 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1544 * config/c4x/c4x.md (*db_noclobber,
1545 *decrement_and_branch_until_zero_noclobber): New patterns and
1546 associated splitters.
1548 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1550 * config/c4x/c4x.md (parallel instruction patterns): Rework
1551 constraints to keep reload happy.
1553 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1555 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1556 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1557 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1558 Add new patterns and associated post-reload splitters.
1560 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1562 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1564 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1566 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1568 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1570 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1572 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1575 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1577 * pa.c (move_operand): Rely on memory_address_p to determine the
1578 validity of non-indexed memory addresses.
1579 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1580 operand in DFmode and SFmode when generating PA2.0 code.
1582 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1584 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1586 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1588 * mips.c (function_prologue): Fix argument types.
1589 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1590 (casesi_internal): Write to the scratch register.
1592 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1594 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1596 (parse_charconst): Delete unnecessary cast when calling
1598 (cpplib.h): Kill prototype of cpp_parse_escape.
1600 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1602 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1603 * unroll.c (unroll_loop): Cast return value of alloca.
1604 * i370/i370.c: Include function.h and toplev.h.
1605 (i370_label_scan): Remove c++ commented abort.
1606 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1607 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1608 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1609 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1611 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1613 * config/t-freebsd: Do not override USER_H.
1614 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1616 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1617 Mumit Khan <khan@xraylith.wisc.edu>
1619 * c-parse.in (component_decl): Support anonymous struct/union.
1621 * c-parse.y: Regenerate.
1622 * c-parse.c: Likewise.
1623 * objc/objc-parse.y: Likewise.
1624 * objc/objc-parse.c: Likewise.
1625 * c-decl.c (finish_struct): Don't sort the fields.
1626 (field_decl_cmp): Delete unused function.
1628 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1630 * sparc.md (movsf_const_intreg): Revert last constraint change.
1631 (movdf_const_intreg_sp32): Likewise.
1633 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
1635 * cse.c: Include hashtab.h instead of splay-tree.h
1636 (struct cse_reg_info): No longer use variant union. Add new
1637 field "regno". All references changed to avoid union.
1638 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
1639 (free_cse_reg_info): Remove.
1640 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
1641 (get_cse_reg_info): Revamp to use expandable hash tables instead
1642 of splay trees. Initialize new fields in cse_reg_info structure.
1643 (new_basic_block): Similarly.
1645 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
1647 * genrecog.c (message_with_line): Prototype.
1648 (validate_pattern): Pass along the set for the dest, not a flag.
1649 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
1650 Check for PC/CC0 as sources.
1651 (nodes_identical): Check for children position match before
1652 allowing the combination.
1654 * rtl.c (read_rtx): Track line number across \\\n.
1656 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
1658 * mips.h (SPECIAL_MODE_PREDICATES): New.
1659 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
1660 (movdi+1, movsi+1): Add output reload constraint.
1661 (casesi_internal): Likewise. Fix commentary.
1662 (return_internal): Use pmode_register_operand.
1664 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
1666 * 1750a.md (movstrqi): Add missing output reload constraint.
1667 (call_value): Likewise.
1668 * a29k.md (cpxxx patterns): Add missing match_operator mode.
1669 (jmpfdec): Add missing inout reload constraint.
1670 * elxsi.md (addsi patterns): Add missing output reload constraint.
1671 (move from sp): Use @ alternates.
1672 (call_value): No constraint on output.
1673 * fr30.md (movsi_pop): Add missing output reload constraint.
1674 (movsf_constant_store): Likewise.
1675 (splits): Remove constraints.
1676 (subsi3): Add missing mode.
1677 * i370.md (cmpstrsi+1): Add missing output reload constraint.
1678 (call_value): Likewise.
1679 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
1680 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
1681 * m32r.md (movsicc_internal): Add output reload constraint.
1682 (movstrsi_internal): Add inout reload constraints.
1683 * m88k.h (reg_names): Don't declare.
1684 (SPECIAL_MODE_PREDICATES): New.
1685 * m88k.md (*): Use register_operand not reg_or_0_operand
1687 * mn10200.h (PREDICATE_CODES): New.
1688 * ns32k.md (ffs pattern): Add output reload constraint.
1689 * pdp11.md (sob pattern): Add inout reload constraint.
1690 * sh.md (splits): Remove constraints.
1691 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
1692 * v850.md (pattern_is_ok_for_epilogue): Likewise.
1693 * vax.md (jgequ pattern): Add inout reload constraint.
1695 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
1697 * configure.in (djgpp): Revert previous patch.
1698 * configure: Rebuit.
1699 * config/i386/djgpp.h: Revert previous patch.
1701 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
1703 * fixinc/inclhack.def: Restore patch lost during last merge of
1704 "no_bogosity" branch.
1705 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
1707 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
1709 * fixincludes: Add a HPUX 11 fix for inttypes.h.
1710 * fixinc/inclhack.def: Same.
1711 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
1713 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
1715 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
1716 as the base of a PLUS.
1718 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1720 * config/c4x/c4x.md: Define mode for remaining unspec operators.
1721 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
1723 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
1725 * pa.md (post_stw+1): Use pmode_register_operand.
1726 (dcacheflush, icacheflush): Likewise.
1728 * i386.md (movstricthi_1): Allow r/r.
1730 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
1732 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
1733 to (not (and (arg0) (arg1))). Similary for and.
1735 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
1736 falltrought to assocate code.
1737 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
1740 * combine.c (simplify_logical): Convert XOR to IOR if operands have
1741 no bits in common; remove XOR to ROTATE conversion.
1743 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1745 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
1747 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1749 * config/c4x/c4x.c (dst_operand): New.
1750 (PREDICATE_CODES): Update.
1751 * config/c4x/c4x.h (dst_operand): Declare it.
1752 * config/c4x/c4x.md: Define mode for each unspec usage.
1753 (move patterns): Use dst_operand predicate instead of src_operand.
1754 (movqi_update, movqf_update): Delete.
1756 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
1758 * recog.c (pmode_register_operand): New.
1759 * recog.h: Declare it.
1760 * genrecog.c (pred_codes): Likewise.
1761 (special_mode_pred_table): Likewise.
1762 (validate_pattern): Don't warn no mode for address_operand.
1764 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
1765 if the operand is not insn-like.
1767 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
1768 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
1770 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
1772 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
1774 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
1775 instead of general_operand in a SET_DEST. Use const_double_operand
1776 instead of an explicit test against CONST_DOUBLE.
1777 (movsf_const_lo): Add missing register mode.
1778 (goto_handler_and_restore): Add auxiliary test for Pmode.
1779 (flush): Adjust to use address_operand.
1780 (return_sf_no_fpu): Add missing output constraint.
1782 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
1784 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
1785 for call return value.
1786 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
1788 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
1790 * toplev.c (main): Only warn about options for other languages.
1791 * collect2.c (main): Pass -w to sub-gcc.
1793 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
1795 * flow.c (propagate_block): Add call-clobbered registers to
1798 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
1799 zapping mem_set_list.
1800 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
1801 (mark_set_1, mark_used_regs): Likewise.
1803 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
1805 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
1807 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1809 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
1810 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
1811 options. Also add a new item "C-only Warning Options" to the
1814 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
1816 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
1817 from multiple calls.
1819 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
1821 * i386.md (call value patterns): Move to the end of the file.
1822 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
1824 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
1826 * configure.in (djgpp configuration): Define extra_objects..
1827 * configure: Rebuilt.
1828 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
1829 (DTORS_SECTION_ASM_OP): Define.
1830 (INIT_SECTION_ASM_OP): Define.
1831 (FINI_SECTION_ASM_OP): Define.
1832 (DATA_SECTION_ASM_OP): Define.
1833 (TEXT_SECTION_ASM_OP): Define.
1834 (EH_FRAME_SECTION_ASM_OP): Define.
1835 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
1836 (STARTFILE_SPEC): Add crtbegin.o.
1837 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
1838 to here from LINK_COMMAND_SPEC.
1839 (DO_GLOBAL_CTORS_BODY): Define.
1840 (CRTSTUFF_USE_FINI_SECTION): Define
1841 (HAS_INIT_SECTION): Delete.
1843 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
1845 * Makefile.in (all.cross): Depend on xcpp$(exeext).
1847 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
1849 * pa.h (PREDICATE_CODES): New.
1851 * genrecog.c (validate_pattern): Condense the destination
1854 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
1856 * alpha.md (call-1): Supply missing mode for operator.
1857 (*): Add missing output reload constraints. Remove constraints
1860 * i386.h (SPECIAL_MODE_PREDICATES): New.
1861 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
1862 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
1863 (addsi_lea_3): Add missing mode for op 3.
1864 (prologue_set_got, prologue_get_pc): Add missing modes.
1865 (*) Add missing output reload constraints.
1867 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
1869 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
1870 check for member bit-size overflow and use var_size if it occurs.
1871 (layout_record): Use bitsize_int() to define the type size in bits.
1872 Likewise for computation and assignment to DECL_FIELD_BITPOS.
1873 (layout_decl): Likewise when assigning to DECL_SIZE.
1875 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
1877 * genrecog.c (validate_pattern): Typo last change. Verify
1878 that output operands have output reloads.
1880 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
1882 * genrecog.c (special_mode_pred_table): New.
1883 (NUM_SPECIAL_MODE_PREDS): New.
1884 (find_operand): New.
1885 (validate_pattern): New argument `insn'. Warn for assignment to
1886 any predicate accepting non-lvalues. Conditionaly warn for
1887 match_operand without a mode. Try much harder to match source
1888 and destination modes on a set.
1889 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
1891 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
1893 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
1895 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
1897 * combine.c (simplify_logical): Recognize xor pattern that encodes
1900 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1902 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
1905 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
1907 * ggc-page.c (MAP_FAILED): Provide default.
1909 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
1911 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
1912 * sparc.h (PREDICATE_CODES): Update.
1914 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
1916 * alpha.c (some_ni_operand): New.
1917 * alpha-protos.h: Declare it.
1918 * alpha.h (PREDICATE_CODES): Update.
1919 * alpha.md (sXaddq reload insns): Use some_ni_operand
1920 for SET_DEST instead of some_operand.
1922 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
1923 Jim Wilson <wilson@cygnus.com>
1925 * genrecog.c (maybe_both_true_2): Don't compare modes of
1927 (process_tree): Elide peephole2_insns. Invoke simplify_tests
1928 after find_afterward.
1929 (debug_decision_1): Dump next and afterward codes.
1931 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
1933 * rtl.c (dump_and_abort): Remove.
1934 (fatal_with_file_and_line): New.
1935 (fatal_expected_char): New.
1936 (read_rtx_lineno, read_rtx_filename): New.
1937 (read_skip_spaces): Track line number.
1938 (read_name): Use fatal_with_file_and_line.
1939 (read_rtx): Use fatal_expected_char. Track line number.
1940 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
1942 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
1943 if it isn't a CODE_LABEL.
1945 * genattr.c (main): Set read_rtx_filename.
1946 * genattrtab.c (main): Likewise.
1947 * gencodes.c (main): Likewise.
1948 * genconfig.c (main): Likewise.
1949 * genemit.c (main): Likewise.
1950 * genextract.c (main): Likewise.
1951 * genflags.c (main): Likewise.
1952 * genopinit.c (main): Likewise.
1953 * genoutput.c (main): Likewise.
1954 * genpeep.c (main): Likewise.
1956 * genrecog.c (decision_test.u.insn): Add `lineno'.
1957 (pattern_lineno, error_count): New variables.
1958 (message_with_line): New.
1959 (add_to_sequence): Break out checking code to ...
1960 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
1961 (merge_insn): Use message_with_line.
1962 (make_insn_sequence): Use validate_pattern. Record insn lineno.
1963 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
1965 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1967 * expr.c (store_constructor): Clear union if constructor is empty.
1969 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
1971 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
1972 Add !endian checks. Change %{...} to %(...).
1974 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
1976 * i386.md (*addsi3_cc): Renamed from addcsi3.
1977 (*addsi3_carry): Renamed from addxsi3.
1978 (*subsi3_cc): Renamed from subcsi3.
1979 (*subsi3_carry): Renamed from subxsi3.
1980 (*xorqi_cc_1): Renamed from xorcqi_1.
1981 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
1982 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
1984 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
1986 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
1987 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
1989 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
1991 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
1992 climb up the chain of insns.
1994 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
1996 * genrecog.c (write_subroutine): Careful for null trees.
1997 (process_tree): Don't elide empty functions.
1999 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2001 * Makefile.in (genrtl.o): Depend on ggc.h.
2002 * configure.in (valloc): Probe for it.
2003 (with-gc): Use ggc-page if valloc present.
2004 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2005 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2006 (ggc_alloc_string): Moved from ggc-page.c.
2007 * ggc-none.c (ggc_alloc_obj): New.
2008 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2009 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2010 (struct globals): Likewise for dev_zero_fd.
2011 (init_ggc): Likewise for it's initialization.
2012 (ggc_allocated_p): Move careful dereference from ...
2013 (ggc_lookup_page_table): ... here. Delete.
2014 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2015 (alloc_anon): Use valloc if no mmap.
2016 (release_pages): Use free if using valloc.
2017 (ggc_alloc_obj): Renamed from alloc_obj.
2018 (ggc_set_mark): Renamed from mark_obj.
2019 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2020 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2021 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2022 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2023 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2024 (ggc_collect): Use fp printing instead of our own rounding.
2025 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2026 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2027 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2028 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2029 (struct ggc_string, struct ggc_any): Delete.
2030 (offsetof): Provide default definition.
2031 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2033 (struct ggc_mem): New, from corpse of ggc_any.
2034 (struct ggc_status): Delete.
2035 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2036 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2037 (n_strings_collected, n_anys_collected): Delete.
2038 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2039 (ggc_alloc_string, ggc_alloc): Delete.
2040 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2041 (ggc_free_string, ggc_free_any): Delete.
2042 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2043 (ggc_compare_addresses, ggc_mark_string): Delete.
2044 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2045 (search_data): Delete.
2046 (struct globals): New.
2047 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2048 (tree_insert, tree_lookup): New.
2049 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2050 (clear_marks, sweep_objs): New.
2051 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2052 (init_ggc): Set allocated_last_gc.
2053 (ggc_push_context): Gut. Use G.context.
2054 (ggc_pop_context): Likewise.
2055 (ggc_pop_context_1): New.
2056 (debug_ggc_tree): New.
2057 (debug_ggc_balance, tally_leaves): New.
2058 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2059 (ggc_mark_string_if_gcable): Remove decl.
2060 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2061 (ggc_mark_rtvec_children): New.
2062 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2063 (ggc_mark_if_gcable): New decl.
2064 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2065 (ggc_alloc_tree, ggc_alloc): Likewise.
2066 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2067 (ggc_alloc_obj): New decl.
2068 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2069 (ggc_alloc_tree, ggc_alloc): Likewise.
2070 (ggc_set_mark): New decl.
2071 * rtl.h (struct rtx_def): Remove gc_mark.
2072 (struct rtvec_def): Likewise.
2073 * tree.h (struct tree_common): Likewise.
2075 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2077 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2078 float_format and thread_file definitions.
2079 * configure: Rebuilt.
2081 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2083 * extend.texi (Function Names): Document types of function names.
2085 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2087 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2088 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2090 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2092 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2094 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2096 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2098 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2100 * collect2.c (main): Do prelimnary link on AIX if rflag.
2102 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2104 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2105 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2107 (__do_global_dtors): similarly for __DTOR_LIST__.
2109 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2110 Diego Novillo <dnovillo@cygnus.com>
2112 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2115 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2117 * fixincl/*: Merged "no_bogosity" branch
2118 * fixincl/fixlib.h: protect against doubly defining t_bool
2119 * fixincl/server.h: protect against doubly defining t_bool
2121 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2123 * genoutput.c: Include toplev.h.
2125 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2127 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2129 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2130 * configure: Regenerate.
2132 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2134 * gcse.c (delete_null_pointer_checks): Returns void.
2136 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2138 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2139 * emit-rtl.c (copy_insn_1): Likewise.
2141 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2143 * config/mips/mips.c (mips_build_va_list): Correct
2144 TREE_CHAIN setting when hard-float.
2145 (mips_va_start): Use corrected setting.
2146 (mips_va_arg): Likewise. Also pass a tree to build of
2147 POSTINCREMENT_EXPR rather than a naked 'int'.
2149 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2151 * ggc.h (ggc_push_context): Fix comment.
2152 (ggc_pop_context): Likewise.
2153 (mark_string_if_gcable): Likewise.
2154 * ggc-common.c (ggc_mark_rtx_children): Use
2155 ggc_mark_string_if_gcable.
2156 * ggc-page.c (ggc_lookup_page_table): New function.
2157 (ggc_allocated_p): Likewise.
2158 (mark_obj): Fix formatting.
2159 (ggc_mark_string_if_gcable): New function.
2160 * ggc-simple.c (ggc_allocated_strings): New variable.
2161 (ggc_strings_used): Likewise.
2162 (ggc_compare_addresses): New function.
2163 (ggc_pop_context): Pop the `any' memory too.
2164 (ggc_mark_string_if_gcable): New function.
2165 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2167 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2169 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2170 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2171 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2174 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2176 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2177 (sched_reg_live_length, sched_reg_basic_block): Delete.
2178 (current_block_num, bb_live_regs, old_live_regs): Delete.
2179 (dead_notes, struct sometimes): Delete.
2180 (sched_note_set, birthing_insn_p): Delete.
2181 (adjust_priority): Gut useless reg lifetime code.
2182 (create_reg_dead_note, attach_deaths): Delete.
2183 (attach_deaths_insn, new_sometimes_live): Delete.
2184 (finish_sometimes_live): Delete.
2185 (find_pre_sched_live, find_post_sched_live): Delete.
2186 (update_reg_usage): Delete.
2187 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2188 (schedule_insns): Delete reg lifetime code.
2189 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2190 (unlink_other_notes): Adjust REG_NOTE commentary.
2191 (reemit_notes): Use REG_SAVE_NOTE.
2192 (schedule_block): Likewise.
2193 (schedule_region): Allocate bitmap of blocks in region. Use
2194 count_or_remove_death_notes. Use update_life_info.
2196 * rtl.h (REG_SAVE_NOTE): New.
2197 * rtl.c (reg_note_name): Update.
2199 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2201 * combine.c (refresh_blocks, need_refresh): New.
2202 (combine_instructions): Allocate refresh_blocks. Invoke
2203 update_life_info if needed.
2204 (distribute_notes): Mark refresh_blocks instead of installing
2206 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2207 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2209 * Makefile.in (recog.o): Depend on basic-block.h.
2211 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2213 * genrecog.c (add_to_sequence): Thinko last change: delete
2214 shadowing allow_const_int variable.
2216 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2218 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2219 __GNUC__ and __GNUC_MINOR__.
2221 * gansidecl.h: Likewise.
2227 * toplev.h: Likewise.
2233 * varray.c: Likewise.
2235 * varray.h: Likewise.
2237 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2239 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2240 use one before a jump table.
2242 * rtl.def (ADDRESS): Change documentation to match reality.
2243 * md.texi: Don't document it.
2244 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2247 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2249 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2251 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2252 known predicate block; default allow_const_int true.
2253 (debug_decision_list): New.
2255 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2257 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2259 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2261 * gcse.c (gcse_main): Avoid global optimizations if we have a
2262 large number of basic blocks and the ratio of edges to blocks
2264 (delete_null_pointer_checks): Likewise.
2266 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2268 * c-common.c (check_format_info): Warn if format string isn't a
2271 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2273 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2274 * configure: regenerate
2276 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2278 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2279 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2280 (peepholes): Re-enable.
2282 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2284 * Makefile.in (flow.o): Depend on TREE_H.
2285 * basic-block.h (REG_SET_EQUAL_P): New.
2288 (free_regset_vector): Remove declaration.
2289 (flow_delete_insn_chain): Declare.
2290 (enum update_life_extent): New.
2291 (update_life_info, count_or_remove_death_notes): Declare.
2292 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2293 Verify register live at bb->global_live_at_start before adding USE.
2294 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2295 (CLEAN_ALLOCA): New.
2297 (PROP_*): New flags.
2298 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2299 (clear_edges): Zero n_edges.
2300 (make_edge): Increment n_edges.
2301 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2302 (flow_delete_insn_chain): Export.
2303 (delete_block): Decrement n_edges.
2304 (merge_blocks_nomove): Likewise.
2305 (life_analysis): Give life_analysis_1 PROP flags.
2306 (verify_wide_reg_1, verify_wide_reg): New.
2307 (verify_local_live_at_start): New.
2308 (update_life_info): Rewrite to call into propogate_block.
2310 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2311 always mark stack pointer. Conditionally mark PIC register.
2312 After reload, mark call-saved registers, return regsiters.
2313 (life_analysis_1): Accept PROP flags not remove_dead_code.
2314 Call mark_regs_live_at_end before zeroing regs_ever_live.
2315 Use calculate_global_regs_live. Copy global_live_at_end before
2316 calling final propagate_block. Zero reg_next_use on exit.
2317 (calculate_global_regs_live): New.
2318 (allocate_bb_life_data): Don't allocate bb->local_set.
2319 (init_regset_vector, free_regset_vector): Remove.
2320 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2321 Test flags before every operation. Warn if prologue/epilogue insn
2322 would have been deleted.
2323 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2324 Use alloc_EXPR_LIST.
2325 (mark_used_regs): Accept and use FLAGS, not FINAL.
2326 Remove special handling for RETURN.
2327 (try_pre_increment): Use alloc_EXPR_LIST.
2328 (dump_flow_info): Dump n_edges.
2329 (unlink_insn_chain, split_hard_reg_notes): Remove.
2330 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2331 (find_insn_with_note, new_insn_dead_notes): Remove.
2332 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2333 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2334 (replace_insns): Remove.
2335 (count_or_remove_death_notes): New.
2336 (verify_flow_info): Abort on error after all checks.
2337 (remove_edge): Decrement n_edges.
2338 (remove_fake_edges): Tweek format.
2339 * haifa-sched.c (schedule_insns): Use split_all_insns.
2340 * output.h (update_life_info): Remove declaration.
2341 * recog.c (split_all_insns): From the corpse of split_block_insns,
2342 do the whole function block by block. Use update_life_info.
2343 (recog_last_allowed_insn): New.
2344 (recog_next_insn): Mind it.
2345 (peephole2_optimize): Set it. Walk backwards through blocks.
2346 Use update_life_info.
2347 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2348 (split_all_insns): Declare.
2349 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2350 Use split_all_insns.
2352 * i386.md (or -1 peep2s): Disable.
2354 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2356 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2357 a single pattern. Scrap the 'd' versions as unnecessary.
2359 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2360 tablejump_mips162,tablejump_internal4): The operands to a
2361 label_ref must be VOIDmode.
2363 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2365 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2367 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2369 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2371 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2373 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2374 cache every function if ggc_p.
2376 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2378 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2379 instead of copy_rtx. Accept sequences that contain asm statements.
2380 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2381 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2382 orig_asm_operands_vector, copy_asm_operands_vector,
2383 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2385 * rtl.h (copy_insn, copy_insn_1): Declare.
2387 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2389 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2391 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2392 arguments to `current_file_function_operand'.
2394 * genrecog.c: Include hard-reg-set.h and resource.h in the
2395 generated output file.
2397 * real.c: Include tm_p.h.
2399 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2401 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2404 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2406 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2407 before the fctiwz insn.
2409 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2410 Mark Mitchell <mark@codesourcery.com>
2412 * tree.c (make_lang_type_fn): New funtion pointer.
2413 (make_lang_type): Call it.
2414 * tree.h (make_lang_type): Declare.
2415 (make_lang_type_fn): Likewise.
2416 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2418 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2420 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2421 make sure that HIGH instructions are copied into BASE_REGS.
2423 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2425 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2427 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2429 * c-decl.c (finish_struct): Use simpler method of
2430 removing elements of a singly-linked list.
2432 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2434 * alpha.md (peephole2's): Comment out peephole2's that generate
2437 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2439 * genrecog.c (add_to_sequence): Disable mode check for
2442 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2444 * ggc-simple.c (init_ggc): Set empty_string.
2446 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2448 * configure.in: Detect mmap. Add --with-gc=foo to select
2449 garbage collector; default to page if mmap available.
2450 * Makefile.in (GGC): Substitute.
2452 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2454 * c-decl.c (ggc_p): Enable.
2456 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2458 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2460 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2462 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2463 string for little-endian-data.
2465 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2467 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2468 case somebody tries to compile --enable-checking code with gcc
2471 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2473 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2476 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2478 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2479 * jump.c (jump_optimize_1): Document why.
2481 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2483 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2484 pointers and casts for `int_handler' and `quit_handler'.
2486 * flow.c (verify_flow_info, split_hard_reg_notes,
2487 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2488 remove_edge, remove_fake_successors): Add static prototypes.
2489 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2490 (mark_set_1): Initialize variable `regno'.
2491 (unlink_insn_chain): Likewise for variable `curr'.
2492 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2494 * loop.c (strength_reduce): Initialize variable
2495 `unrolled_insn_copies'.
2496 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2497 prototypes. Change these functions to take const PTR parameters
2498 to avoid prototype conflict when used as the comparson argument
2500 (check_dbra_loop): Initialize variable `comparison_val'.
2502 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2503 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2504 (find_valid_class): Initialize variable `best_class'.
2505 (find_reloads): Call memcpy, not bcopy.
2507 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2508 (hard_reg_use_compare): Don't needlessly cast away const.
2509 (reload_reg_class_lower): Likewise.
2510 (choose_reload_regs): Initialize variable `regno'.
2512 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2514 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2516 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2518 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2519 ({,d}discard): Add forward declarations. Declare parameter as
2521 (main_without_main): Explicitly declare return type to be int.
2522 (memcpy): Properly declare.
2524 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2525 building the trampoline support, declare malloc, free, and
2527 (__clear_cache): Mark arguments as potentially unused.
2529 * frame.c (toplevel): If inhibit_libc is defined, declare
2532 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2534 * flow.c (make_edge): Accept an optional 2D bitmap in which
2535 to cache edge existence. Update all callers.
2536 (make_label_edge, make_eh_edge): Pass through the edge cache.
2537 (make_edges): Provide the cache.
2539 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2541 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2543 (local_mbtowc): Change the type of variable `i' from int to size_t.
2545 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2546 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2548 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2550 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2551 after other includes that define the appropriate types. Include
2552 tm_p.h for getting user prototypes.
2553 * ggc-callbacks.c (toplevel): Ditto.
2554 * ggc-none.c (toplevel): Ditto.
2555 * gcc-page.c (toplevel): Ditto.
2556 * ggc-simple.c (toplevel): Ditto.
2558 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2559 Jonathan Larmour <jlarmour@cygnus.co.uk>
2561 * config/mips/mips.c (mips_move_2words): Split doubles if
2562 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2564 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2566 * genrecog.c (struct decision_test): New.
2567 (struct decision): Remove test-related members, sort the rest by size.
2568 (IS_SPLIT): Simplify.
2569 (new_decision, new_decision_test): New.
2570 (add_to_sequence): Use them. No special handling for args of
2572 (maybe_both_true): Renamed from not_both_true; return sense changed.
2573 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2574 of maybe_both_true and adjusted for decision_test.
2575 (position_merit): Remove.
2576 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2577 (merge_accept_insn): New, broken out of merge_trees.
2578 (merge_trees): Use them. No special case for c_test; no node
2579 splitting; use test type instead of position_merit.
2580 (factor_tests): New.
2581 (simplify_tests): New.
2582 (break_out_subroutines): Don't write code now.
2583 (find_afterward): New.
2584 (write_afterward, write_switch, write_cond): New.
2585 (write_action, is_unconditional): New.
2586 (write_node): New. Use them.
2587 (write_tree_1): Rewrite. Use the new functions above.
2588 (write_tree): Remove afterward processing.
2589 (write_subroutine): Simplify function variant emission.
2590 (write_subroutines): New.
2591 (same_codes, clear_codes): Remove.
2592 (same_modes, clear_modes): Remove.
2593 (write_header): New, broken out of main.
2594 (make_insn_sequence): Use new_decision and new_decision_test.
2595 (process_tree): New, broken out of main.
2596 (main): Adjust for merge_trees interface change.
2597 Don't #define operands in the output file.
2598 (record_insn_name): New, broken out of make_insn_sequence.
2599 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2600 (debug_decision): New.
2602 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2604 * resource.c (find_free_register): Mark class_str argument const.
2605 * resource.h: Update prototype to match.
2607 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2608 * i386.md: Give all anonymous insns names.
2610 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2612 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2615 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2617 * toplev.c (dbr_sched_time): Unconditional.
2618 (peephole2_time): New.
2619 (compile_file): Add pass numbers to all of the dump file suffixes.
2620 Dump peephole2_time. Don't dump times for non-applicable passes.
2621 (rest_of_compilation): Add pass numbers to dump file suffixes.
2622 Conditionalize calls to the scheduler.
2623 * invoke.texi: Update.
2625 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2627 * flow.c (make_edges): Fix insn iteration.
2628 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2629 (find_basic_blocks_1): Fix spelling mistake.
2631 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
2633 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
2634 always have side-effects. Use memset not bzero.
2635 (make_node): Likewise.
2637 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
2639 * stmt.c (expand_anon_union_decl): When any of the elements of the
2640 union is addressable, so is the entire union.
2642 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
2644 * sbitmap.c (sbitmap_ones): Don't set too many bits.
2646 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
2647 * bitmap.c (bitmap_operation): Return true iff TO changed.
2648 (bitmap_equal_p): New.
2649 (bitmap_bit_p): Tidy arithmetic.
2650 (debug_bitmap_file): Likewise.
2652 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
2654 * toplev.c (rest_of_compilation): Turn on cse_not_expected
2655 before cse2 instead of after.
2657 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
2659 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
2662 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2664 * cppinit.c (is_idchar initializer): Loosen tests to accept
2667 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
2669 * mips.md: Define conditional move patterns for floating point
2670 operands and DI mode conditions.
2672 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
2674 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
2675 always have side-effects.
2677 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
2679 * mn10200.c (asm_file_start): Fix typo.
2681 * cppinit.c (is_idchar initializer): Tighten tests for when
2682 to put the table into initialized memory.
2684 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
2685 not an array of rtunion.
2686 * gcc-page.c (ggc_alloc_rtvec): Similarly.
2687 * gcc-simple (ggc_free_rtvec): Similarly.
2689 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
2692 * mbchar.h: Add missing #endif.
2694 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
2695 (FPBIT, DPBIT): Define.
2697 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2699 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
2701 * profile.c (instrument_arcs, output_gcov_string,
2702 tablejump_entry_p): Add static prototypes.
2703 (output_gcov_string): Constify a char*.
2705 * regmove.c (replacement_quality, fixup_match_2): Add static
2708 * resource.h (reg_dead_p): Add extern prototype.
2710 * rtl.c (trim_filename): Add static prototype.
2712 * scan-decls.c (skip_to_closing_brace): Likewise.
2714 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
2715 (expand_end_case): Initialize variable `range'.
2716 (emit_case_nodes): Remove unused prototype `rtx_fn'.
2718 * varasm.c (asm_emit_uninitialised): Add static prototype.
2719 (asm_emit_uninitialised, assemble_variable): Mark parameter with
2722 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2724 * cpplib.c (if_directive_nameo): Add static prototype.
2726 * cse.c (cse_insn): Remove unused variable `p'.
2728 * except.c (create_rethrow_ref, push_entry,
2729 receive_exception_label, new_eh_region_entry, find_func_region,
2730 clear_function_eh_region, process_nestinfo): Add static prototypes.
2731 (get_reg_for_handler): Hide definition.
2732 (process_nestinfo): Initialize variable `extra_handlers'.
2734 * expr.h (expand_builtin_longjmp): Add extern prototype.
2736 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
2738 * function.c (prepare_function_start): Likewise.
2739 (pop_function_context_from): Mark parameter `context' with
2741 (push_temp_slots_for_block, flush_addressof): Hide definition.
2743 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
2744 solve_program_flow_graph, calculate_branch_probs,
2745 function_summary, main, fancy_abort): Add prototypes.
2747 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
2748 (add_hash): Constify a char*.
2750 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
2751 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
2752 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
2754 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
2756 * lists.c (free_list, zap_lists): Likewise.
2758 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2760 * alias.c (nonlocal_reference_p): Add static prototype.
2762 * bitmap.c (bitmap_element_allocate): Prototype args in function
2765 * builtins.c (stabilize_va_list): Add static prototype.
2766 (expand_builtin_va_arg): Constify a char*.
2768 * c-lex.c (getch, put_back, extend_token_buffer_to,
2769 read_line_number, token_getch, token_put_back): Add static
2772 * c-parse.gperf (hash, is_reserved_word): Likewise.
2774 * cccp.c (is_dir_separator): Likewise.
2776 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2778 * graph.h: New file to prototype functions exported by graph.c.
2780 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
2782 * graph.c: Include graph.h.
2784 * toplev.c: Likewise. Remove redundant prototypes.
2786 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
2788 * invoke.texi: Removed duplicated description for -Q.
2790 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
2792 * extend.texi: Grammar fix in __extension__ text.
2794 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
2796 * md.texi (define_peephole2): New section.
2798 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
2800 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
2801 (mov $-1 to or peepholer): Enable for pentium when optimizing for
2804 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
2806 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
2808 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
2810 * i386.md (ffs expander): Emit Pentium friendly code for
2813 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
2815 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
2819 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2821 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
2823 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
2825 * config/m68k/m68k.c (use_return_insn): Return false if the pic
2828 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2830 * md.texi (No Constraints): Delete section.
2831 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
2832 * final.c (final_scan_insn): We always have register constraints.
2833 * genattrtab.c: Don't include "insn-config.h".
2834 (write_attr_case): We always have register constraints.
2835 * genconfig.c (register_constraint_flag): Delete.
2836 (walk_insn_part): Don't check whether we have register constraints.
2837 (main): Don't write out "#define REGISTER_CONSTRAINTS".
2838 * genoutput.c (have_constraints): Delete.
2839 (main): Don't set it.
2840 (output_operand_data): We always have constraints.
2841 (scan_operands): Likewise.
2842 (compare_operands): Likewise.
2843 * local-alloc.c (block_alloc): We always have constraints.
2844 (requires_inout): Always compile this function.
2845 * recog.c (extract_insn): We always have constraints.
2846 (constrain_operands, reg_fits_class_p): Always compile these
2848 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
2850 (struct insn_operand_data): Likewise.
2851 * regclass.c (regclass): We always have constraints.
2852 (record_reg_classes, copy_cost, record_address_regs,
2853 auto_inc_dec_reg_p): Always compile these functions.
2854 * regmove.c (regmove_optimize): We always have constraints.
2855 * reload.c (find_reloads): Likewise.
2856 * reload1.c (reload): Likewise.
2857 (reload_cse_simplify_operands): Likewise.
2858 * i860.c (output_delay_insn): Likewise.
2860 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
2862 * iris6.h (BUILD_VA_LIST_TYPE): Define.
2864 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2866 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
2867 for the va_list record.
2869 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
2871 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
2874 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
2876 * alias.c: Include insn-flags.h.
2877 * Makefile.in (alias.o): Update.
2879 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
2881 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
2882 to LTU and GEU. Handle more cases using sbb.
2884 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
2886 * i386.md (truncatexfdf splitters): Do not use subreg.
2887 (fop XFmode patterns): Fix mode in operand testing.
2889 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
2891 * jump.c (jump_optimize_1): Amend last change to test only the
2892 form of the operand, not the insn.
2894 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
2895 not register_operand to determine when B may need preloading.
2897 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
2899 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
2900 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
2901 (call-value patterns): Move to end of file.
2902 (*): Remove mode from label_ref in (pc) context.
2903 (movstrqi): Use memory not general_operand for BLKmode operands.
2904 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
2905 to register_operand operands.
2906 (peep2 patterns): Convert from commented-out peephole patterns.
2908 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2910 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
2911 to BUILT_IN_INIT_DWARF_REG_SIZES.
2912 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
2913 Renamed from BUILT_IN_DWARF_REG_SIZE; call
2914 expand_builtin_init_dwarf_reg_sizes.
2915 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
2916 with __builtin_init_dwarf_reg_size_table.
2917 * dwarf2out.c (struct reg_size_range): Delete.
2918 (expand_builtin_init_dwarf_reg_sizes): New function.
2919 (expand_builtin_dwarf_reg_size): Delete.
2920 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
2921 (expand_builtin_dwarf_reg_size): Don't declare.
2922 * libgcc2.c (dwarf_reg_size_table_initialized): New.
2923 (dwarf_reg_size_table): New.
2924 (init_reg_size_table): New function.
2925 (copy_reg): Use dwarf_reg_size_table.
2926 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
2929 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
2931 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
2932 Correctly build argument list to constructor and destructor functions.
2934 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
2936 * c-tree.h (warn_float_equal): Declare.
2937 * c-decl.c (warn_float_equal): Define.
2938 (c_decode_option): Recognize -W[no-]float-equal.
2939 * c-typeck.c (build_binary_op): Conditionally warn
2940 about equality tests of floating point types.
2941 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
2942 * invoke.texi: Add docs for -Wfloat-equal warning.
2944 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
2946 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
2947 generating RTL directly.
2948 * mips.h (INIT_TARGET_OPTABS): Likewise.
2949 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
2951 * expr.h (init_mov_optab): Delete declaration
2953 * h8300.c (WORD_REG_USED): Update to avoid useless register
2954 saves in interrupt functions and functions which never return.
2956 * cse.c (struct set): Delete inner_dest_loc field.
2957 (cse_insn): Remove assignments to inner_dest_loc field.
2959 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
2961 * ggc-page.c: Don't include <unistd.h> etc taken care of
2962 by "system.h". Include <sys/mman.h> afterward.
2964 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
2966 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
2969 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
2971 * xcoffout.c (xcoffout_declare_function): Add documentation.
2972 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
2973 TARGET_64BIT. Compare constant to -1, not bit pattern.
2974 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
2975 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
2978 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
2980 * dwarf2out.c (add_abstract_origin_attribute): Abort if
2982 (gen_inlined_enumeration_type_die): Do not abort if the type has
2983 not been writeen out.
2984 (gen_inlined_structure_type_die): Do not abort if the type has
2985 not been writeen out.
2986 (gen_inlined_union_type_die): Do not abort if the type has
2987 not been writeen out.
2988 (gen_tagged_type_instantiation_die): Do not abort if the type
2989 has not been written out.
2991 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2993 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
2995 * reg-stack.c (straighten_stack): Copy hard reg set with
2998 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3000 * builtins.c (stabilize_va_list): Stabilize array type va_list
3001 to a pointer type, not the base record type.
3002 (expand_builtin_va_copy): Dereference the pointers explicitly;
3003 use the correct size for the copy.
3005 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3006 (rs6000_va_arg): Likewise.
3008 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3010 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3012 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3014 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3016 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3018 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3020 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3021 (init_ggc): Use it instead of a constant.
3022 (ggc_collect): Bound allocated_last_gc by it.
3024 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3026 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3029 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3031 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3032 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3034 * config/mips/openbsd.h: New, OpenBSD little endian target.
3035 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3036 * config/mips/xm-openbsd.h: New, OpenBSD host.
3038 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3040 * config/m68k/m68k.c (output_function_prologue,
3041 output_function_epilogue): Use
3042 current_function_uses_pic_offset_table instead of regs_ever_live
3043 to decide whether to save/restore pic register.
3044 (legitimize_pic_address): Don't modify regs_ever_live any more.
3046 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3048 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3049 * stor-layout.c (variable_size): Don't add sizes to the pending
3050 sizes list if x_dont_save_pending_sizes_p is set.
3052 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3054 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3055 for symbolic_operand().
3056 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3058 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3060 * combine.c (gen_rtx_combine): Add missing call to va_end().
3062 * final.c (asm_fprintf): Likewise.
3064 * genattrtab.c (attr_rtx): Likewise.
3066 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3068 * cse.c: Update comments.
3069 (cse_insn): When converting a conditional/computed jump into
3070 an unconditional jump, always make sure a BARRIER immediately
3071 follows the converted jump. Do not delete unreachable code.
3072 (cse_basic_block): Do not delete unreachable code.
3073 * toplev.c (rest_of_compilation): Move call to
3074 delete_trivially_dead_insns after the conditional call to
3077 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3079 * collect2.c (make_temp_file): Don't prototype.
3081 * gcc.c (make_temp_file): Likewise.
3083 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3085 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3087 * varasm.c (asm_emit_uninitialised): New function: Generate
3088 the assembler statements necessary to declare an uninitialised
3090 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3092 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3093 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3095 (assemble_variable): Use asm_emit_uninitialised to emit an
3096 uninitialised variable.
3098 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3100 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3101 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3102 <geoffk@cygnus.com>.
3104 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3106 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3107 * c-common.h (builtin_function): Don't declare.
3109 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3111 (pushdecl): Likewise.
3112 (finish_decl): Likewise.
3113 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3114 int. All callers changed.
3115 Set the builtin's DECL_BUILT_IN_CLASS.
3116 * tree.h (enum built_in_class): New.
3117 (enum built_in_function): Delete NOT_BUILT_IN.
3118 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3120 (DECL_SET_FUNCTION_CODE): Likewise.
3121 (DECL_BUILT_IN_CLASS): New macro.
3122 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3123 (struct tree_decl): Split builtin function code field into a
3125 (builtin_function): Declare.
3127 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3129 * optabs.c (init_traps): Fix typo in last change.
3131 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3133 * toplev.c (rest_of_decl_compilation): Update comment.
3135 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3137 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3138 in .sbss if appropriate.
3139 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3140 (SBSS_SECTION_ASM_OP): New macro.
3141 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3142 (EXTRA_SECTIONS): Add in_sbss.
3143 * config/mips/mips.h: Prototype sbss_section.
3145 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3147 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3150 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3152 * optabs.c (init_traps): Register trap_rtx as a GC root.
3154 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3156 * config/mips/mips.c (function_arg_pass_by_reference): Define
3157 unconditionally, since it's called unconditionally.
3159 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3161 * toplev.c (documented_lang_options): Add -fshort-wchar.
3162 * c-decl.c (c_decode_option): Likewise.
3163 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3165 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3166 * gcc.c (default_compilers): If -fshort-wchar,
3167 override __WCHAR_TYPE__.
3168 * tm.texi (C Dialect Options): Add -fshort-wchar.
3170 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3171 symbol for a variable.
3173 * cpplib.h (CPP_PREPROCESSED): New macro.
3174 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3175 we're seeing this input for a second time.
3177 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3179 * emit-rtl.c (init_emit_once): Initialize modes first.
3181 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3183 * config/i386/i386.c (pic_label_name): Change to char pointer.
3184 (global_offset_table): New variable.
3185 (load_pic_register): Fill global_offset_table if it hasn't
3186 already been done. Allocate pic_label_name dynamically.
3187 * ggc.h (empty_string): New variable.
3188 * ggc-simple.c (empty_string): Likewise.
3189 (init_ggc): Allocate empty_string and add as root.
3190 * stmt.c (digit_strings): New variable.
3191 (init_stmt): Add last_block_end_note as root. Allocate and
3192 initialize digit_strings.
3193 (expand_asm_operands): Use empty_string instead of string
3194 constant. Use digit_strings instead of string constants.
3195 * profile.c (init_arc_profiler): Allocate string with
3196 ggc_alloc_string instead of xmalloc.
3197 (output_func_start_profiler): Likewise.
3198 * c-typeck.c (digest_init): Check if init is error_mark_node.
3200 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3201 Richard Henderson <rth@cygnus.com>
3203 * ggc-page.c: New file.
3204 * Makefile.in (ggc-page.o): New.
3206 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3208 * invoke.texi: Document -fdelete-null-pointer-checks
3209 * toplev.c (flag_delete_null_pointer_checks): New.
3210 (f_options): Add entry for -fdelete-null-pointer-checks.
3211 (rest_of_compilation): Conditionalize null pointer check
3212 elimination on flag_delete_null_pointer_checks.
3213 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3215 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3217 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3218 copyright notice and special exception to GPL.
3220 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3222 * abi64.h (mips_function_value): Add prototype arguments.
3224 * mips-protos.h: New file with mips prototypes.
3226 * mips.c: Include "tm_p.h".
3227 (mktemp, lookup_name): Add prototype arguments.
3228 (extern_list, string_constant, mips_fill_delay_slot,
3229 mips_output_external, mips_output_external_libcall,
3230 mips_output_filename, mips_declare_object, function_prologue,
3231 mips_expand_prologue, function_epilogue, mips16_constant,
3232 build_mips16_function_stub, mips_output_conditional_branch):
3234 (mips_va_start): Remove unused variable `u'.
3235 (mips_va_arg): Cast value to unsigned when comparing against one.
3237 (save_restore_insns, mips_expand_prologue): Add missing arg in
3238 call to `large_int'.
3240 * mips.h: Move prototypes to mips-protos.h.
3241 (data_section, memory_address_p, rdata_section,
3242 readonly_data_section, simple_epilogue_p, text_section): Delete
3243 prototypes delcared elsewhere.
3244 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3246 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3248 * mips.md: Delete extra args in call to `mips_move_2words'.
3250 * xm-iris6.h (alloca): Add prototype argument.
3252 * genpeep.c: Include "tm_p.h" in generated output file.
3254 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3256 * basic-block.h (find_edge_index): Change parameters.
3257 * flow.c (verify_edge_list): Pass basic_block parameters to
3258 find_edge_index instead of integers.
3260 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3262 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3265 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3267 * gcc.1: Fix a formatting error.
3269 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3271 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3272 i786, mn10200, mn10300, pdp11, v850.
3274 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3276 * libgcc2.c (num_digits): Add prototype with
3277 __attribute__((const)).
3278 (__terminate): Add prototype.
3280 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3282 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3284 * alpha/alpha.c (print_operand): Fix type of `code'.
3285 (alpha_output_filename): Constify.
3286 * alpha/alpha.h: Move all function declarations ...
3287 * alpha/alpha-protos.h: ... here. New file.
3288 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3289 (SECTION_FUNCTION_TEMPLATE): Likewise.
3291 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3293 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3294 * expr.c (expand_expr): Likewise.
3295 (do_jump): Likewise.
3296 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3297 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3299 (enum can_compare_purpose): New.
3300 (can_compare_p): Adjust prototype.
3301 (prepare_cmp_insn, prepare_operand): Declare.
3302 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3303 * optabs.c (cmp_available_p): Deleted.
3304 (expand_abs): Pass ccp_jump to can_compare_p.
3305 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3306 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3307 Call can_compare_p rather than cmp_available_p.
3308 (prepare_operand): No longer static.
3309 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3310 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3311 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3312 sequence to use emit_cmp_and_jump_insns.
3313 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3315 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3317 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3318 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3319 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3320 (plus (reg) (const_int 0))
3321 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3323 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3325 * rs6000.c (expand_block_move): DImode loads and stores require
3326 word-aligned displacements. Increment address registers with
3327 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3329 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3331 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3332 is no name for the base type, rather than segfault. If we are
3333 writing out a complex integer type, use DW_ATE_lo_user.
3335 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3336 in one word or less (complex char, complex short, or on 64 bit
3337 systems complex float) to/from a hard register, copy it through
3338 memory instead of dying in gen_{real,imag}part. If we have a
3339 short complex type, prevent inlining since it allocates stack
3342 * tree.c (build_complex_type): If we are writing dwarf2 output,
3343 generate a name for complex integer types.
3345 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3347 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3348 * flow.c (remove_edge): Remove extra whitespace.
3349 (remove_fake_edges): Fix comment.
3350 (add_noreturn_fake_exit_edges): Use the correct name.
3352 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3354 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3355 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3356 (clean): Depend on INTL_CLEAN.
3357 (maintainer-clean): Adjust.
3359 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3361 * configure.in (AC_PREREQ): Bump to 2.13.
3362 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3364 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3366 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3368 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3370 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3371 (HAVE_STRINGIZE): Define.
3373 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3375 * c-parse.in: save and restore warn_pointer_arith on __extension__
3376 along with pedantic.
3377 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3378 Set the type of extension to itype rather than $<itype>1 kludge.
3379 * extend.texi (Alternate Keywords): Adjust documentation.
3380 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3382 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3384 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3385 most assembler templates.
3387 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3388 FP loads and stores.
3389 (following_call): Always return zero for the PA8000.
3390 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3391 FP loads and stores.
3392 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3394 * pa.h (BRANCH_COST): Define.
3396 * pa.md (return, return_internal): Use bve for PA2.0.
3398 * pa.md (fused multiply): Add variants which reduce height for the
3399 fused multiply, but which still generate 2 insns.
3400 (fnegabs): Similarly.
3402 * pa.md (subsi3): Turn into an expander. Create two anonymous
3403 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3404 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3406 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3408 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3410 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3411 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3413 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3416 * flow.c (record_active_eh_regions): Terminate loop after finding
3417 the last insn in the last basic block.
3419 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3421 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3423 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3425 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3427 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3429 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3430 splitting to not use output template.
3432 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3434 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3435 * config/c4x/c4x.c (c4x_va_start): New function.
3437 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3439 * genrecog.c (not_both_true): Handle correctly cases when called for
3440 tests with different positions in the insn.
3442 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3444 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3446 * system.h (HOST_PTR_PRINTF): ... to here.
3448 * mips-tfile.c: Don't include machmode.h.
3450 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3451 (mips-tfile.o): Don't depend on machmode.h.
3453 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3455 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3456 avoid conflicts with typedef struct `region' at the top level scope.
3458 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3460 * basic-block.h (basic_block): Add eh_beg, eh_end.
3461 * flow.c (entry_exit_blocks): Update.
3462 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3464 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3465 lists.c functions to allocate insn lists.
3466 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3468 (make_eh_edge): ... here. New.
3469 (move_stray_eh_region_notes): New.
3470 (record_active_eh_regions): New.
3471 (delete_unreachable_blocks): Split out block merging ...
3472 (try_merge_blocks): ... here. New.
3473 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3474 Dump debugging data.
3475 (merge_blocks_move_successor_nojumps): Likewise.
3476 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3478 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3480 * extend.texi (Bound member functions): Document unbound pmf
3483 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3485 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3486 has the EXIT_BLOCK as a dest.
3488 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3490 * flow.c (remove_edge): New function to remove an edge from the
3492 (remove_fake_successors): New function to remove fake successor edges.
3493 (remove_fake_edges): New function to remove all fake edges from the
3495 (add_fake_exit_edges): New function to add fake edges from all blocks
3496 with no successors to the exit block.
3497 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3498 prototypes for new functions.
3500 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3502 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3503 Use Pmode to determine whether to output .dword or .word.
3505 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3507 * tree.c (built_in_filename): New variable.
3508 (BUILT_IN_FILENAME): New macro.
3509 (init_tree_codes): Allocate built_in_filename.
3510 (make_node): Use built_in_filename instead of string constant.
3512 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3514 * configure.in: Add fr30 target.
3515 * configure: Regenerate.
3516 * config/fr30: New directory.
3517 * config/fr30/crti.asm: New file.
3518 * config/fr30/fr30.c: New file.
3519 * config/fr30/crtn.asm: New file.
3520 * config/fr30/fr30.h: New file.
3521 * config/fr30/fr30.md: New file.
3522 * config/fr30/lib1funcs.asm: New file.
3523 * config/fr30/t-fr30: New file.
3524 * config/fr30/xm-fr30.h: New file.
3526 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3528 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3529 BARRIER at the end of the successor, not the BARRIER before
3532 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3534 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3536 * stmt.c (any_pending_cleanups): Don't crash when
3537 current_function->stmt is unset.
3539 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3541 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3542 other initializations that may use it for relative offsets.
3544 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3546 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3547 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3548 * config/i386/sol2dbg.h: Removed.
3549 * config/i386/sol2gas.h: New file, to enable gas work-around.
3550 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3551 Don't use sol2dbg.h.
3552 * configure: Rebuilt.
3554 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3556 * invoke.texi (-fthis-is-variable): Remove documentation.
3558 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3560 * basic-block.h (compute_bb_for_insn): Declare.
3561 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3562 to use; set size of basic_block_for_insn directly.
3563 (find_basic_blocks): Update.
3565 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3567 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3569 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3571 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3572 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3574 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3576 * c-decl.c (c_decode_option): Extend comment.
3578 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3580 * toplev.c (progname): Make 'const char *'
3581 (flag_print_mem): Move out of main.
3582 (version_flag): Move out of main.
3583 (filename): Move out of main.
3584 (debug_args): Remove g prefix from options.
3585 (documented_lang_options): Remove cpplib specific options.
3586 (display_help): Add g prefix to debug options.
3587 (check_lang_option): Delete this function.
3588 (decode_d_option): New function: Decode -d... option.
3589 (decode_f_option): New function: Decode -f... option.
3590 (decode_W_option): New function: Decode -W... option.
3591 (decode_g_option): New function: Decode -g... option.
3592 (independent_decode_option): New function: Decode a language
3593 independent command line option.
3594 (main): Invoke lang_decode_option and then
3595 independent_decode_option on each command line option in
3598 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3600 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3601 * fold-const.c (fold_range_test): Do not try to fold the range
3602 test if the rhs or lhs has side effects.
3604 * basic-block.h (compute_flow_dominators): Declare.
3606 * gcse.c (alloc_code_hoist_mem): New function.
3607 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3608 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3609 (hoist_code, one_code_hoisting_pass): Likewise.
3610 (gcse_main): If optimizing for size, then hoist expressions
3611 computed in multiple dominated basic blocks.
3613 * gcse.c (invalid_nonnull_info): New function.
3614 (delete_null_pointer_checks): Likewise.
3615 * rtl.h (delete_null_pointer_checks): Declare.
3616 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3618 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3619 (merge-blocks_move_successor_nojumps): Likewise.
3620 (merge_blocks): Allow merging of some blocks, even if it requires
3621 physical movement of the blocks, but not if it requires new jumps.
3623 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3624 Callers and prototype changed.
3625 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3627 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3629 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3630 -YP when both -p and -pg are present. From i386/sol2.h.
3632 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3634 * Makefile.in (distclean): Delete tm_p.h.
3635 * configure.in: Create a new file, "tm_p.h", from a list in
3636 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
3637 "i386/i386-protos.h".
3639 * alias.c: Include "tm_p.h".
3640 * c-typeck.c: Likewise.
3641 * calls.c: Likewise.
3643 * emit-rtl.c: Likewise.
3644 * explow.c: Likewise.
3645 * expmed.c: Likewise.
3647 * final.c: Likewise.
3649 * fold-const.c: Likewise.
3650 * function.c: Likewise.
3652 * global.c: Likewise.
3653 * haifa-sched.c: Likewise.
3654 * integrate.c: Likewise.
3656 * local-alloc.c: Likewise.
3658 * optabs.c: Likewise.
3659 * recog.c: Likewise.
3660 * reg-stack.c: Likewise.
3661 * regclass.c: Likewise.
3662 * regmove.c: Likewise.
3663 * reload.c: Likewise.
3664 * reload1.c: Likewise.
3665 * reorg.c: Likewise.
3666 * resource.c: Likewise.
3668 * stor-layout.c: Likewise.
3669 * toplev.c: Likewise.
3671 * unroll.c: Likewise.
3672 * genattrtab.c (main): Make generated file include "tm_p.h".
3673 * genemit.c (main): Likewise.
3674 * genoutput.c (main): Likewise.
3675 * genrecog.c (main): Likewise.
3677 * i386.h: Delete all prototypes.
3678 * i386.c: Include "tm_p.h".
3679 (ix86_attr_length_default): Call constant_call_address_operand
3680 with correct number of arguments.
3681 * i386-protos.h: New file.
3682 * i386.md (unnamed patterns): Call constant_call_address_operand
3683 with correct number of arguments.
3684 (exception_receiver): Call load_pic_register with correct number
3687 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
3689 * c-pragma.c (mark_align_stack): Dereference the void* properly.
3691 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
3693 * rtl.h (insns_safe_to_move_p): New function.
3694 * loop.c (find_and_verify_loops): Use it.
3695 * rtlanal.c (insns_safe_to_move_p): Define it.
3697 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
3699 * c-pragma.c: Include ggc.h.
3700 * Makefile.in (c-pragma.o): Update.
3702 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3704 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
3705 (LIB_SPEC): Likewise.
3706 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
3707 Reindent -YP/-p/-pg.
3708 Copied from config/sparc/sol2.h.
3710 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
3712 * c-pragma.c (mark_align_stack): New.
3714 * c-pragma.h (init_pragma): Declare it.
3715 * c-lex.c (init_parse): Call it.
3717 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3719 * configure.in: Pick up thread library on Solaris/x86 just
3720 like on Solaris/sparc.
3721 * configure: Rebuilt.
3723 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
3725 * rtl.h (global_rtx_index): New enum.
3726 (global_rtl): Change to array of rtx.
3727 (pc_rtx, cc0_rtx): Redefine accordingly.
3728 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
3729 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
3730 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
3731 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
3732 (const_int_rtx): Change to array of rtx.
3733 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
3735 * emit-rtl.c (global_rtl): Change to array of rtx.
3736 (const_int_rtx): Change to aray of rtx.
3737 (gen_rtx_CONST_INT): Redefine accordingly.
3738 (init_emit_once): Allocate and initialize global_rtl. Likewise
3739 for const_int_rtx. Add both as GC roots.
3740 * genattrtab.c (global_rtl): Update declaration.
3742 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
3744 * Makefile (USER_H): Add iso646.h back.
3746 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
3748 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
3749 zapping the LOG_LINKS of sched_before_next_call.
3751 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
3752 * pa.c (insn_refs_are_delayed): Renamed from
3753 insn_sets_and_refs_are_delayed.
3755 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
3757 * functiion.h (struct function): Add x_whole_function_mode_p.
3758 (retrofit_block): Declare.
3759 * function.c (retrofit_block): New function.
3760 (identify_blocks): Add assertions. Allow an incomplete set of
3761 block notes if we're still generating code for the function.
3762 * integrate.c: Include loop.h.
3763 (expand_inline_function): Call find_loop_tree_blocks to map block
3764 notes to blocks when in whole-function mode. Use retrofit_block
3765 to insert new BLOCKs for the inlined function, rather than
3767 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
3768 * Makefile.in (integrate.o): Depend on loop.h.
3770 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
3772 * tree.h (warn_about_unused_variables): Declare.
3773 * stmt.c (warn_about_unused_variables): New function, split out
3775 (expand_end_bindings): Here.
3777 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
3779 * stmt.c (preserve_subexpressions_p): Don't crash when
3780 current_function->stmt is unset.
3782 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
3784 * stmt.c (expand_start_bindings): Allow callers to pass a flag
3785 indicating that no NOTE_INSN_BLOCK_BEG note is required.
3786 (expand_start_target_temps): Use it.
3787 * except.c (expand_eh_region_start_for_decl): Likewise.
3788 * expr.c (expand_expr): Likewise.
3790 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
3792 * fold-const.c (operand_equal_p): Pay attention to side effects.
3794 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
3796 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
3797 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
3799 * tlink.c (scan_linker_output): Look for keywords before accepting
3800 a mangled name in quotes.
3802 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
3804 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
3805 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
3807 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
3809 * alpha.md: Revert Thu Nov 26 change that came in through the
3810 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
3811 Avoid earlyclobber when possible.
3813 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3815 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
3817 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
3818 Define HAVE_ON_EXIT.
3820 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3822 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
3823 CTYPE_CONV in all ctype macros.
3825 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
3828 * cexp.y (initialize_random_junk): Likewise.
3830 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
3832 * i370.c (handle_pragma): Likewise.
3834 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
3836 * v850.c (override_options): Likewise.
3838 * doprint.c (_doprnt): Likewise.
3840 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
3843 * fixinc/server.c (load_data): Likewise.
3845 * fold-const.c (real_hex_to_f): Likewise.
3847 * genattr.c (write_upcase, gen_attr): Likewise.
3849 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
3850 write_upcase): Likewise.
3852 * genemit.c (print_code): Likewise.
3854 * genopinit.c (gen_insn): Likewise.
3856 * genpeep.c (print_code): Likewise.
3858 * genrecog.c (print_code): Likewise.
3860 * optabs.c (init_libfuncs): Likewise.
3862 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
3864 * haifa-sched.c (sched_analyze): Keep the list of notes organized
3866 (reemit_notes): Likewise.
3868 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
3870 * ggc.h (ggc_root): Move to ggc-common.c.
3872 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
3873 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
3874 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
3875 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
3876 * ggc-common.c (ggc_root): Move from ggc.h.
3877 (roots): Declare, static.
3878 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
3879 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
3880 null or check/set mark bit.
3881 (ggc_mark_roots): New.
3882 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
3884 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
3886 * m32r.c: Include toplev.h.
3887 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
3888 (gen_compare): Rename swap_p to must_swap to match uses.
3889 Add default abort case.
3890 (m32r_output_function_epilogue): Remove unused variables.
3891 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
3892 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
3893 define to empty parameter list. Update all uses.
3894 (predicate decls): Use enum machine_mode not int.
3895 * m32r.md (movsi): Call abort, not fatal_insn.
3896 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
3898 1999-09-14 Andrew Haley <aph@cygnus.com>
3900 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
3901 use $0 instead of 0.
3903 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3905 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
3906 computation out of loop over hard regs.
3908 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
3910 * function.c (identify_blocks): Don't shadow a variable in an
3912 * integrate.c (integrate_decl_tree): Don't use pushlevel,
3913 pushdecl, or poplevel to build up the new BLOCK tree.
3914 (expand_inline_function): Likewise.
3915 (integrate_parm_decls): Likewise.
3917 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
3919 * c-typeck.c (qualify_type): Merge qualifiers from both types.
3921 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
3923 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
3924 * invoke.texi: Document this change.
3926 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
3928 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
3930 (mark_emit_status): Renamed from mark_emit_state.
3931 * except.c (mark_eh_status): Renamed from mark_eh_state.
3932 Check not null before marking.
3933 (free_eh_status): New.
3934 * expr.c (mark_expr_status, free_expr_status): New.
3935 * function.c (free_machine_status): New.
3936 (free_after_parsing): New.
3937 (free_after_compilation): Move bits to free_after_parsing; call
3938 free_eh_status, free_expr_status; zero the marked members of the
3940 (prepare_function_start): No can_garbage_collect.
3941 Call init_eh_for_function.
3942 (expand_dummy_function_end): Free up current_function state.
3943 (mark_function_status): Renamed from mark_function_state.
3944 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
3945 * function.h (struct function): No can_garbage_collect.
3946 (free_machine_status, free_after_parsing): Declare.
3947 (free_eh_status, free_expr_status): Declare.
3948 * ggc.h (mark_expr_status): Declare.
3949 * stmt.c (free_stmt_status): Free the struct.
3950 (mark_stmt_status): Renamed from mark_stmt_state.
3951 (init_stmt): Don't call init_eh.
3952 (init_stmt_for_function): Don't call init_eh_for_function.
3953 * toplev.c (compile_file): Call init_eh.
3954 (rest_of_compilation): Free basic block info before ggc_collect.
3955 Call free_after_parsing; conditionally call free_after_compilation.
3956 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
3957 Check not null before marking.
3958 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
3960 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
3962 * c-lex.c (yylex): Initialize warn.
3964 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
3966 * pa.c (emit_move_sequence): Properly set the mode of the scratch
3967 register when performing secondary reloads for the SAR register.
3969 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
3971 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
3972 (NOTE_BLOCK): New macro.
3973 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
3974 * function.h (identify_blocks): Change prototype.
3975 * function.c (identify_blocks): Simplify.
3976 (reorder_blocks): Likewise.
3977 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
3978 NOTE_INSN_BLOCK_{BEG,END}.
3979 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
3980 the list of saved notes if the note isn't a
3981 NOTE_INSN_BLOCK_{BEG,END}.
3982 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
3984 (reemit_notes): Adjust recreation of notes to reflect new saved
3986 * print-rtl.c (print_rtx): Print the address of the BLOCK when
3987 printing a block note.
3988 * stmt.c (block_vector): Remove.
3989 (find_loop_tree_blocks): Simplify.
3990 (unroll_block_trees): Likewise.
3991 * tree.h (reorder_block): Change prototype.
3993 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
3995 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
3996 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
3997 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
3998 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
3999 (atexit, exit): Simplify.
4000 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4001 * config/lots: Remove defns of HAVE_ATEXIT.
4003 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4005 * calls.c (precompute_arguments): Fix typo in comment.
4006 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4009 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4011 * dsp16xx.c (override_options): Fix typos in GC root registration.
4013 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4015 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4017 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4018 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4019 (CC1_SPEC): Likewise.
4021 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4023 * genattr.c (main): Add extern prototype. Call return, not exit.
4024 * genattrtab.c (main): Likewise.
4025 * gencheck.c (main): Likewise.
4026 * gencodes.c (main): Likewise.
4027 * genconfig.c (main): Likewise.
4028 * genemit.c (main): Likewise.
4029 * genextract.c (main): Likewise.
4030 * genflags.c (main): Likewise.
4031 * gengenrtl.c (main): Likewise.
4032 * genopinit.c (main): Likewise.
4033 * genoutput.c (main): Likewise.
4034 * genpeep.c (main): Likewise.
4035 * genrecog.c (main): Likewise.
4037 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4038 * genattrtab.c (get_insn_name): Likewise.
4039 * gencodes.c (get_insn_name): Likewise.
4040 * genconfig.c (get_insn_name): Likewise.
4041 * genemit.c (get_insn_name): Likewise.
4042 * genextract.c (get_insn_name): Likewise.
4043 * genflags.c (get_insn_name): Likewise.
4044 * genopinit.c (get_insn_name): Likewise.
4045 * genpeep.c (get_insn_name): Likewise.
4047 * gencheck.c (usage): Add static prototype.
4048 * genextract.c (print_path): Constify a char*.
4049 * genopinit.c (optabs): Likewise.
4050 * genoutput.c (operand_data, data, output_predicate_decls,
4051 compare_operands): Likewise.
4052 * genrecog.c (write_tree): Add default case in switch.
4054 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4056 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4058 * print-rtl.c (get_insn_name): Remove prototype.
4060 * toplev.h (progname): Declare const.
4062 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4063 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4064 dump_sched_info, dump_local_alloc, regset_release_memory,
4065 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4066 error_with_file_and_line, error_with_decl, error_for_asm, error,
4067 fatal, warning_with_file_and_line, warning_with_decl, warning,
4068 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4069 Remove redundant prototypes.
4071 (notice, check_lang_option, report_file_and_line, vnotice,
4072 mark_file_stack): Add static prototype.
4073 (set_fatal_function): Add prototype.
4074 (vnotice, report_file_and_line, set_fatal_function,
4075 check_lang_option): Constify a char*.
4076 (main): Prototype. Call return, not exit.
4078 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4080 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4082 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4084 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4086 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4088 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4090 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4091 behave as if it's zero in all cases.
4092 (expand_function_start): Adjust call to assign_parms.
4093 * tree.h (assign_parms): Adjust prototype.
4094 * objc/objc-act.c (hack_method_prototype): Adjust call to
4097 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4099 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4100 arg_pointer_rtx fixed if the argument pointer register is
4102 (NONZERO_BASE_PLUS_P): Likewise.
4104 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4106 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4107 match_insn2 to match_insn.
4108 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4110 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4112 * Makefile.in (USER_H): Remove va-foo.h.
4114 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4115 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4116 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4117 va-spur.h,va-v850.h}: Remove.
4119 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4121 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4122 (in_return_delay): Use it instead of match_insn.
4124 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4126 * config/alpha/va_list.h (va-alpha.h): Do not include.
4127 (__gnuc_va_list): Typedef as in varargs.h.
4129 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4131 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4132 DECL_LIVE_RANGE_RTL.
4134 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4136 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4137 not NOTE_BLOCK_NUMBER.
4138 (expand_eh_region_end): Likewise.
4139 (find_exception_handler_labels): Likewise.
4140 (scan_region): Likewise.
4141 (exception_optimize): Likewise.
4142 (update_rethrow_references): Likewise.
4143 (set_insn_eh_region): Likewise.
4144 * final.c (final_scan_insn): Likewise.
4145 * flow.c (make_edges): Likewise.
4146 * integrate.c (expand_inline_function): Likewise.
4147 * print-rtl.c (print_rtx): Likewise.
4149 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4151 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4152 terms of builtin functions and types.
4154 * mips.c (mips_build_va_list): New.
4155 (mips_va_start, mips_va_arg): New.
4156 * mips.h (BUILD_VA_LIST_TYPE): New.
4157 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4159 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4160 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4161 * sh.h (BUILD_VA_LIST_TYPE): New.
4162 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4164 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4166 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4167 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4168 (struct insn_data): Likewise with n_operands, n_dups,
4169 n_alternatives, output_format.
4170 * regclass.c (scan_one_insn): Cast n_operands to int before
4171 arithmetic inside comparison.
4173 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4175 * toplev.c (compile_function): Unconditionally emit nop.
4177 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4179 * haifa-sched.c (actual_hazard): Move declaration of variable
4180 `this_cost' into the scope where it is used.
4182 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4184 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4185 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4186 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4188 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4190 * jump.c (find_insert_position): Don't declare or define unless
4191 !HAVE_conditional_arithmetic.
4192 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4194 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4196 * recog.c (offsettable_address_p): Prototype function pointer.
4197 (preprocess_constraints): Call memset, not bzero.
4199 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4200 (gcc_obstack_init): Don't declare.
4201 (fix_sizetype): Add static prototype.
4202 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4203 (tree_cons): Call memset, not bzero.
4205 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4206 definition in macro ASM_WEAKEN_LABEL.
4207 (mark_const_hash_entry): Add static prototype.
4209 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4211 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4213 * unroll.c (find_common_reg_term, subtract_reg_term,
4214 loop_find_equiv_value): Add static prototypes.
4215 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4216 (copy_loop_body): Remove unreachable break statement.
4218 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4220 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4222 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4224 Undo some changes from the gcc2 merge:
4225 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4226 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4230 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4231 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4232 initialized float-int union if the value is a NaN.
4234 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4236 * gthr-win32.h: New file.
4238 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4239 shared as a valid attribute.
4240 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4241 * extend.texi: Document `shared' variable attribute.
4243 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4245 * configure.in: Handle --enable-threads on FreeBSD.
4246 * configure: Rebuit.
4248 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4250 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4252 * configure: Rebuilt.
4254 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4255 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4256 Rosimildo DaSilva <rdasilva@connecttel.com>
4258 * configure.in (m68k-*-rtemscoff*): Added.
4259 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4260 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4261 sparc-rtems configuration.
4262 * configure.in (sparc-*-rtemself*): Added.
4263 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4264 * config/i386/rtems.h: Added comment.
4265 * config/sparc/rtemself.h: New file.
4267 * configure.in (m68k-rtemself): Added.
4268 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4269 and DWARF_DEBUGGING_INFO.
4270 * config/m68k/crti.s: New file.
4271 * config/m68k/crtn.s: New file.
4272 * config/m68k/t-crtstuff: New file.
4273 * config/m68k/rtemself.h: New file.
4275 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4276 global ctor/dtor and C++ exception handling.
4277 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4278 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4280 * config/i386/t-rtems-i386: New File.
4282 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4284 * stmt.c (expand_end_case): Return right away if the case stack is
4287 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4289 * Makefile.in (version.c): Remove rule incorrectly brought in from
4292 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4294 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4295 * msdos/top.sed: Take into account a prepended $(SHELL) to
4297 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4299 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4301 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4303 * regmove.c (fixup_match_1): Don't change an unchanging register.
4304 (stable_but_for_p): Renamed to:
4305 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4306 Changed all callers.
4308 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4310 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4311 insn from BL2 is after the insn from BL.
4313 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4315 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4316 (struct insn_data): Merge `template' and `outfun' into `output'.
4317 Add `output_format'.
4318 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4319 (struct data): Remove `outfun'; add `output_format'.
4320 (name_for_index): Remove declaration.
4321 (output_insn_data): Handle output formats.
4322 (process_template): Emit the bare array for @.
4323 (gen_expand, gen_split): Set output_format to NONE.
4324 * output.h (get_insn_template): Declare.
4325 * final.c (get_insn_template): New.
4326 (final_scan_insn): Use it.
4327 * toplev.c (compile_file): Likewise.
4329 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4330 * i860/i860.c (output_delayed_branch): Likewise.
4331 (output_delay_insn): Likewise.
4333 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4335 * rtl.c (obstack_alloc_rtx): Removed.
4337 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4339 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4341 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4343 * i386.c (call_insn_operand): Reject const_int.
4344 (expander_call_insn_operand): Use call_insn_operand.
4346 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4348 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4350 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4352 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4353 Use DImode operation.
4355 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4357 * gcc.c: Include sys/resource.h.
4358 (report_times): New flag.
4359 (execute): If report_times is set, calculate and report the
4360 CPU time consumed by each subprocess.
4362 (rus, prus): New globals.
4363 (option_map): Add --time.
4364 (display_help): Document -time.
4365 (process_command): Set report_times if -time is given.
4366 Turn off -pipe if -time is given.
4368 * invoke.texi: Document new option -time.
4370 * configure.in: Check for getrusage. Check if we have to
4371 prototype getrusage.
4372 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4373 * configure: Regenerate.
4374 * config.in: Regenerate.
4376 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4378 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4381 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4383 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4384 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4385 (nan): Return _thenan_sf or _thenan_df as appropriate.
4386 (L_thenan_sf): Define _thenan_sf.
4387 (L_thenan_df): Define _thenan_df.
4389 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4390 (DPBIT_FUNCS): Add _thenan_df.
4392 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4394 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4397 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4399 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4402 (lang_specific_driver): Don't take a function pointer parameter.
4403 All callers changed.
4405 * gcc.c: Include gcc.h.
4406 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4407 lang_specific_extra_outfiles, fatal): Don't declare.
4408 (multilib_defaults_raw): Constify.
4409 (read_specs): Call memset, rather than bzero.
4410 (main): Call return, not exit.
4411 (lookup_compiler): Call memcpy, not bcopy.
4412 (fatal): Make extern.
4414 * cppspec.c: Include gcc.h.
4415 (lang_specific_driver): Initialize variable `quote'. Constify a
4416 char*. All calls to the function pointer parameter now
4417 explicitly call `fatal'.
4419 * gccspec.c (lang_specific_driver): Include gcc.h.
4421 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4423 * arm.c (note_invalid_constants): Use recog_data.operand_type
4426 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4428 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4431 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4432 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4433 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4434 reload_secondary_in_reload, reload_secondary_out_reload,
4435 reload_secondary_in_icode, reload_secondary_out_icode,
4436 reload_reg_rtx, reload_when_needed): Delete declarations.
4437 (struct reload): New structure.
4438 (rld): Declare new array.
4439 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4440 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4441 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4442 reload_secondary_in_reload, reload_secondary_out_reload,
4443 reload_secondary_in_icode, reload_secondary_out_icode,
4444 reload_reg_rtx, reload_when_needed): Delete definitions.
4446 (whole file): Replace uses of the deleted arrays with uses of rld.
4447 * reload1.c (whole file): Replace uses of the deleted arrays with
4449 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4450 explicit loops, not with bcopy.
4452 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4454 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4455 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4456 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4457 insn_name): Delete and consolidate into new structures.
4458 (insn_operand_predicate_fn): New.
4459 (insn_output_fn): New.
4461 (struct insn_operand_data): New.
4462 (struct insn_data): New.
4464 (OUT_FCN): Update for insn_data change.
4465 * builtins.c (expand_builtin_strlen): Likewise.
4466 (expand_builtin_memcmp): Likewise.
4467 * combine.c (make_extraction, simplify_comparison): Likewise.
4468 * cse.c (canon_reg, cse_insn): Likewise.
4469 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4470 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4471 (emit_store_flag): Likewise.
4472 * expr.c (convert_move, emit_block_move): Likewise.
4473 (clear_storage, emit_push_insn, expand_increment): Likewise.
4474 (do_store_flag): Likewise.
4475 * expr.h (GEN_FCN): Likewise.
4476 (insn_gen_function): Die.
4477 * final.c (final_scan_insn): Update for insn_data change.
4478 (output_asm_name): Likewise.
4479 * function.c (fixup_var_refs_1): Likewise.
4480 * loop.c (check_dbra_loop): Likewise.
4481 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4482 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4483 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4484 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4485 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4486 * regmove.c (gen_add3_insn): Likewise.
4487 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4488 (find_reloads, find_reloads_address_1): Likewise.
4489 (debug_reload_to_stream): Likewise.
4490 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4491 * stmt.c (expand_end_case): Likewise.
4492 * toplev.c (compile_file): Likewise.
4494 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4495 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4497 * print-rtl.c (insn_name_ptr): Remove declaration.
4498 (get_insn_name): Declare.
4499 (print_rtx): Use it.
4500 * genoutput.c (insn_name_ptr): Remove.
4501 (next_operand_number): New.
4502 (struct operand_data): New.
4503 (null_operand, odata, odata_end): New.
4504 (struct data): Use struct operand_data.
4505 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4506 (get_insn_name): Renamed from name_for_index.
4507 (output_prologue): Define NO_MD_PROTOTYPES.
4508 (output_predicate_decls): Break out from output_epilogue.
4509 Iterate over the operands list.
4510 (output_operand_data): Break out from output_epilogue. Emit
4511 just the operands list.
4512 (output_insn_data): Break out from output_epilogue. Emit just
4514 (output_epilogue): Remove.
4515 (output_get_insn_name): New.
4516 (constraints, op_n_alternatives, predicates, address_p): Die.
4517 (modes, strict_low, seen): Die.
4518 (scan_operands): Take new param `d' instead of writing to
4519 seven global variables.
4520 (compare_operands): New.
4521 (place_operands): New.
4522 (validate_insn_alternatives): Update for struct data change.
4523 (gen_insn): Don't zero or copy 7 global arrays. Update for
4524 scan_operands; call place_operands.
4525 (gen_peephole, gen_expand, gen_split): Likewise.
4526 (main): Update for new output routines.
4528 * genattr.c (insn_name_ptr): Remove.
4529 (get_insn_name): New function.
4530 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4531 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4532 * genrecog.c: Likewise.
4534 * alpha.md (adddi3): Make `pattern' array static.
4536 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4538 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4539 c4x_cpu_version_string): Constify char *.
4540 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4541 c4x_cpu_version_string): Likewise.
4543 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4545 * tree.c (save_tree_status): Revert 10 Sep change.
4546 (restore_tree_status): Likewise. Call obstack_free with NULL
4547 before freeing the obstack proper.
4549 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4551 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4553 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4554 surrounding context.
4556 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4558 * tree.c (type_hash_canon): Put all types in the hash-table, when
4561 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4563 * recog.h (struct recog_data, recog_data): New.
4564 (recog_foo variables): Kill.
4565 * recog.c (recog_operand, recog_operand_loc): Kill.
4566 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4567 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4568 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4569 (recog_data): Define.
4570 (extract_insn): Update all recog_foo references to use recog_data.
4571 (preprocess_constraints, constrain_operands): Likewise.
4572 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4573 * genattrtab.c (main): Likewise.
4574 * genextract.c (main): Likewise.
4575 * genoutput.c: Likewise.
4576 * genrecog.c (write_subroutine, main): Likewise.
4577 * local-alloc.c (block_alloc): Likewise.
4578 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4579 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4580 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4581 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4582 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4583 (reload_cse_simplify_operands): Likewise.
4585 * arc/arc.c (arc_final_prescan_insn): Likewise.
4586 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4587 * h8300/h8300.c (notice_update_cc): Likewise.
4588 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4589 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4590 * mn10200/mn10200.c (notice_update_cc): Likewise.
4591 * mn10300/mn10300.c (notice_update_cc): Likewise.
4592 * romp/romp.c (update_cc): Likewise.
4593 * sparc/sparc.c (check_pic): Likewise.
4594 * v850/v850.c (notice_update_cc): Likewise.
4596 * genemit.c (main): Don't declare recog_operand.
4598 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4600 * ggc.h (rtvec_def): Forward declare.
4601 (tree_node): Likewise.
4604 (ggc_set_mark_rtx): Add prototype.
4605 (ggc_set_mark_rtvec): Likewise.
4606 (ggc_set_mark_tree): Likewise.
4607 * ggc-simple.c (ggc_root): Don't define.
4608 (roots): Don't declare.
4609 (ggc_mark_rtx): Remove.
4610 (ggc_mark_rtvec): Likewise.
4611 (ggc_mark_tree): Likewise.
4612 (ggc_mark_varray): Likewise.
4613 (ggc_mark_tree_hash_table_entry): Likewise.
4614 (ggc_mark_tree_hash_table): Likewise.
4615 (ggc_set_mart_rtx): New function.
4616 (ggc_set_mark_rtvec): Likewise.
4617 (ggc_set_mark_tree): Likewise.
4618 (ggc_add_root): Remove.
4619 (ggc_add_rtx_root): Likewise.
4620 (ggc_remove_tree_root): Likewise.
4621 (ggc_add_string_root): Likewise.
4622 (ggc_add_tree_varray_root): Likewise.
4623 (ggc_add_tree_hash_table_root): Likewise.
4624 (ggc_del_root): Likewise.
4625 (ggc_mark_rtx_ptr): Likewise.
4626 (ggc_mark_tree_ptr): Likewise.
4627 (ggc_mark_string_ptr): Likewise.
4628 (ggc_mark_tree_varray_ptr): Likewise.
4629 (ggc_mark_tree_hash_table_ptr): Likewise.
4630 * ggc-common.c: New file.
4631 * Makefile.in (OBJS): Add ggc-common.o.
4632 (ggc-common.o): List dependencies.
4634 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
4636 * cppalloc.c (xstrdup): Use memcpy.
4637 * cpperror.c (cpp_print_containing_files): Don't use
4639 * cpplib.c (conditional_skip): Set temp->lineno.
4640 (do_endif): Make error message less obscure.
4641 (if_directive_name): New function.
4642 (cpp_get_token [case EOF]): Unwind the if stack and generate
4643 error messages for each unterminated conditional in this file.
4644 (parse_string): Do not behave differently if -traditional.
4646 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
4648 * builtins.c (expand_builtin_va_arg): Cope with an array-type
4649 va_list decomposing to pointer-type.
4650 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
4651 (rs6000_va_arg): Likewise.
4653 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
4655 * except.c (start_dynamic_handler): Compute size using
4656 STACK_SAVEAREA_MODE.
4658 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4660 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
4661 include directory headers. Don't define strrchr. Don't provide
4662 my_* replacement functions. Prefer PTR over `pointer_type'.
4663 Don't prototype system functions. Don't redefine getopt.
4665 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
4666 safe_read, safe_write, save_pointers, restore_pointers,
4667 is_id_char, in_system_include_dir, directory_specified_p,
4668 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
4669 find_corresponding_lparen, referenced_file_is_newer,
4670 save_def_or_dec, munge_compile_params, gen_aux_info_file,
4671 process_aux_info_file, identify_lineno, check_source,
4672 seek_to_line, forward_to_next_token_char, output_bytes,
4673 output_string, output_up_to, other_variable_style_function,
4674 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
4675 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
4676 find_static_definition, connect_defs_and_decs, add_local_decl,
4677 add_global_decls, needs_to_be_converted, visit_each_hash_node,
4678 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
4679 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
4680 scan_for_missed_items, edit_file, string_list_cons): Add static
4682 (standard_exec_prefix, target_machine, target_version,
4683 default_syscalls_dir, string_list, string_list_cons, find_file,
4684 do_cleaning): Constify a char*.
4685 (safe_read, safe_write): Use PTR, not a char*.
4686 (is_id_char): Take an int, not a char.
4687 (main): Add prototype. Call return, not exit.
4689 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
4691 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
4692 when comparing types.
4694 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
4696 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
4697 (strength_reduce): Release the varrays from the no-bivs early exit.
4699 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
4700 the loop over the registers.
4702 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
4704 (restore_tree_status): Check that instead when freeing the obstack.
4706 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
4708 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
4711 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4713 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
4714 operand size modifiers.
4716 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4718 * c-common.c (c_common_nodes_and_builtins): Don't build
4720 * c-common.h (enum c_tree_index and related accesor macros): Remove
4721 everything now declared in tree.h.
4722 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4723 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
4724 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
4725 (error_mark_node, void_type_node, char_type_node, integer_type_node,
4726 unsigned_type_node, ptr_type_node, va_list_type_node,
4727 integer_zero_node, null_pointer_node, integer_one_node): Delete.
4728 (init_decl_processing): Call build_common_tree_nodes and
4729 build_common_tree_nodes_2 instead of building their nodes here.
4730 Don't add roots for these nodes.
4731 * stor-layout.c (size_zero_node, size_one_node): Delete.
4732 (set_sizetype): Make a new node for bitsizetype each time.
4733 * tree.c (global_trees): New variable.
4734 (init_obstacks): Add a gc root for it.
4735 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4736 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
4737 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
4738 (build_common_tree_nodes): New function.
4739 (fix_sizetype): New function.
4740 (build_common_tree_nodes_2): New function.
4741 * tree.h (enum tree_index): New.
4742 (global_trees): Declare.
4743 Add accessor macros for all nodes now moved to global_trees.
4744 Delete their declarations.
4746 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
4748 * c-decl.c (finish_function): When processing a nested function,
4749 push and pop GC context around rest_of_compilation.
4751 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
4753 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
4754 Default ix86_arch to PROCESSOR_I386.
4755 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
4756 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
4757 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
4758 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
4759 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
4760 (EXTRA_SPECS): Remove deleted specs.
4762 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
4764 * function.c (assign_stack_local_1): Allocate from
4765 function->x_frame_offset, not frame_offset.
4767 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
4769 * ggc.h (lang_cleanup_tree): Remove.
4770 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
4771 * ggc-callbacks.c (lang_cleanup_tree): Remove.
4773 * c-decl.c (finish_struct): Use ggc_alloc to allocate
4774 TYPE_LANG_SPECIFIC when garbage collecting.
4775 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
4776 (lang_cleanup_tree): Remove.
4778 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4780 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
4781 * crtstuff.c: Not here.
4782 * dwarf2out.c: Or here.
4783 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
4786 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
4788 * function.h (free_after_compilation): Remove decl parameter.
4789 (free_varasm_status0: Likewise.
4790 (free_emit_status): Likewise.
4791 (free_stmt_status): Likewise.
4792 (free_after_compilation): Likewise.
4793 (init_lang_status): New variable.
4794 (free_lang_status): Likewise.
4795 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
4796 * function.c (init_lang_status): New variable.
4797 (free_lang_status): Likewise.
4798 (push_function_context_to): Don't set function::decl here.
4799 (free_after_copmilation): Make decl parameter implicit. Call
4800 free_lang_status if defined.
4801 (prepare_function_start): Call init_lang_status if defined.
4802 (init_function_start): Set function::decl here.
4803 * profile.c (output_func_start_profiler): Don't call pushdecl
4804 until we've actually started the function.
4805 * stmt.c (free_stmt_status): Make decl parameter implicit.
4806 * toplev.c (rest_of_compilation): Don't pass decl to
4807 free_after_compilation.
4808 * varasm.c (free_varasm_status): Likewise.
4810 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4812 * except.c (call_get_eh_context): Add root when allocating static
4815 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
4817 * arm.c: Include "ggc.h".
4818 (arm_add_gc_roots): New function.
4819 (arm_override_options): Call it.
4820 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
4822 * arm.md (define_asm_attributes): Add a pool_range attribute.
4824 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
4826 * extend.texi (Volatiles): New node.
4828 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
4830 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
4831 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
4832 (struct ggc_any): Replace `mark' with `magic_mark'.
4833 (ggc_alloc_string): Use memcpy, not bcopy.
4834 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
4835 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
4836 (ggc_free_any): New.
4837 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
4838 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
4839 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
4840 Use IS_MARKED. Use ggc_free_any.
4842 1999-09-09 Scott Bambrough <scottb@netwinder.org>
4844 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
4846 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
4848 * toplev.c (main): Always init_ggc.
4850 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
4852 * except.c (find_all_handler_type_matches): Free the list if
4853 we found no matches.
4855 * combine.c (SUBST): Break out to a real function do_SUBST.
4856 (SUBST_INT): Likewise.
4857 * gcse.c (free_pre_mem): Free `temp_bitmap'.
4858 (pre_insert): Free `inserted'.
4859 * loop.c (basic_induction_var): Always set `location'.
4861 * function.c (expand_function_end): Add initial_trampoline as a root.
4862 * rtl.h (init_varasm_once): Declare.
4863 * toplev.c (compile_file): Call it.
4864 * ggc-simple.c (ggc_mark_string_ptr): New.
4865 (ggc_add_string_root): New.
4866 (ggc_collect): Disable collection avoidance temporarily.
4867 * ggc.h (ggc_add_string_root): Declare.
4868 * except.c (create_rethrow_ref): Use ggc_alloc_string.
4869 * optabs.c (init_libfuncs): Likewise.
4870 * varasm.c (named_section): Use ggc_alloc_string.
4871 (make_function_rtl): Likewise.
4872 (make_decl_rtl): Likewise.
4873 (assemble_static_space): Likewise.
4874 (assemble_trampoline_template): Likewise.
4875 (output_constant_def): Likewise.
4876 (force_const_mem): Likewise.
4877 (mark_const_hash_entry): New.
4878 (mark_pool_sym_hash_table): New.
4879 (mark_varasm_state): Use it.
4880 (init_varasm_once): New.
4882 * expr.h (init_one_libfunc): Declare.
4883 * optabs.c (init_one_libfunc): New.
4884 (init_optabs): Use it.
4885 * config/gofast.h: Likewise.
4886 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
4887 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
4889 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4891 * Makefile.in (cppexp.o): Depend on cpphash.h.
4892 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
4894 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
4895 * cpplib.c (do_define): Generalise to handle poisoned definitions,
4896 redefining poisoned identifiers, etc.
4897 (do_undef): Don't allow poisoned identifiers to be undefined.
4898 (do_pragma): Add #pragma poison.
4899 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4901 * cccp.c: Add T_POISON node type.
4902 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
4904 (do_define): Generalise to handle poisoned definitions,
4905 redefining poisoned identifiers, etc.
4906 (do_undef): Don't allow poisoned identifiers to be undefined.
4907 (do_pragma): Add #pragma poison.
4908 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4910 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
4911 * c-pragma.h: Add ps_poison state. We now always have generic
4914 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
4916 * ggc.h (ggc_alloc): New function.
4917 (ggc_mark): Likewise.
4918 * ggc-simple.c (ggc_any): New structure.
4919 (ggc_status): Add anys.
4920 (n_anys_collected): New variable.
4921 (ggc_alloc): Define.
4922 (ggc_mark): Likewise.
4923 (ggc_collect): Collect the anys.
4925 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4927 * c-decl.c (mark_binding_level): Make static to match prototype.
4929 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
4931 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
4933 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
4935 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
4936 will use into account. Expand the max width to 5.
4939 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
4941 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
4944 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
4946 * alpha.md (call value patterns): Remove the result predicates.
4948 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
4950 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
4953 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4955 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
4956 changed from extern char *, to extern PTR. Also fix typo in
4957 NEED_DECLARATION_REALLOC test.
4959 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
4961 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4963 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
4964 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
4965 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
4966 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
4968 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
4970 * cccp.c (pcfinclude): Likewise.
4972 * global.c (allocno_compare): Likewise.
4974 * haifa-sched.c (rank_for_schedule): Likewise.
4976 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
4978 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
4980 * stupid.c (stupid_reg_compare): Likewise.
4982 * tree.c (_obstack_allocated_p): Likewise.
4984 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
4986 1999-09-08 Bruce Korb autogen@linuxbox.com
4988 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
4989 why "gperf -F" fails.
4990 * gcc/cp/Makefile.in: ditto
4991 * gcc/Makefile.in: ditto
4992 * gcc/java/Makefile.in: ditto
4994 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
4996 * lists.c: Include ggc.h.
4998 (init_EXPR_INSN_LIST_cache): Install it.
5000 * ggc-simple.c (init_ggc): Absorb the old init.
5001 (ggc_push_context): Use xcalloc.
5002 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5003 (ggc_collect): Add [rvts] tags to the collection stats.
5005 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5007 * cccp.c (main): Fix handling of -include and -imacros options.
5009 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5011 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5013 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5015 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5018 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5020 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5021 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5022 and SET_DEST. Update comment.
5024 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5026 * config/c4x/c4x.c: Include ggc.h.
5027 (c4x_add_gc_roots): New function.
5028 (c4x_override_options): Call c4x_add_gc_roots.
5030 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5032 * defaults.h (TARGET_ESC): Move ...
5033 * system.h: ... here, where Linas had it in the first place. Silly me.
5035 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5037 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5038 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5039 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5040 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5041 * defaults.h (TARGET_ESC): Add default.
5043 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5045 * configure.in: add i370-*-openedition, i370-*-mvs and
5046 i370-*-linux targets
5048 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5050 * dsp16xxx.c: Include ggc.h
5051 (override_options): Mark GC roots.
5052 * mn10200.c: Include ggc.h.
5053 (asm_file_start): Mark GC roots.
5054 * tahoe.c: Include ggc.h.
5055 (extensible_operand): Mark GC roots.
5057 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5059 * README: Add section discussing status of ELF ABI.
5060 * i370.c: Fix misc spelling mistakes.
5061 (i370_label_scan): Updated notes, exception handling.
5062 (i370_function_prolog): Simplify ELF stack handling.
5063 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5064 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5065 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5066 * i370.md: (movdi): Add notes.
5067 (floatsidf2): Use stack not rtca for scratch float area.
5068 (iorsi3): Correct operand constraints.
5069 * x-oe: Restore TAROUTOPTS which are used by pax.
5071 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5073 * rs6000.c: Include ggc.h.
5074 (rs6000_add_gc_roots): New function.
5075 (override_options): Call it.
5077 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5079 * alpha.h (alpha_compare): New.
5080 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5081 * alpha.c: Likewise for the definitions.
5082 (alpha_emit_conditional_branch): Update for alpha_compare.
5083 (alpha_emit_conditional_move): Likewise.
5084 * alpha.md (cmpdf, cmpdi): Likewise.
5085 (setcc patterns): Likewise. Zero alpha_compare after use.
5086 (sne): Optimize (x != 0) into (0U < x).
5088 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5090 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5091 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5092 (INIT_EXPANDERS): Remove.
5093 * alpha.c: Include ggc.h.
5094 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5095 (alpha_init_machine_status, alpha_mark_machine_status): New.
5096 (override_options): Install them.
5097 (struct machine_function): Moved to alpha.h.
5098 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5099 (alpha_init_expanders): Remove.
5100 (alpha_return_addr): Adjust to use current_function->machine.
5101 (alpha_ra_ever_killed): Likewise.
5102 (alpha_expand_epilogue): Likewise.
5103 * alpha.md (eh_epilogue): Likewise.
5105 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5106 Melissa O'Neill <oneill@cs.sfu.ca>
5107 Geoffrey Keating <geoffk@cygnus.com>
5109 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5110 call-used registers (call-saved registers must still be contiguous
5111 and end with r31, of course).
5113 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5115 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5116 (self_promoting_type_p): Delete.
5117 (self_promoting_args_p): Move ...
5118 * c-common.c: ... here.
5119 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5120 (simple_type_promotes_to): New.
5121 * builtins.c (lang_type_promotes_to): New.
5122 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5123 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5124 * c-common.h: ... here.
5125 (self_promoting_args_p, simple_type_promotes_to): Declare.
5126 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5127 (grokdeclarator): Likewise.
5128 * tree.h (lang_type_promotes_to): Declare.
5130 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5132 Add some machine-dependent GC roots.
5133 * sparc.c: Include ggc.h.
5134 (sparc_add_gc_roots): New function.
5135 (mark_ultrasparc_pipeline_state): Likewise.
5136 (override_options): Call sparc_add_gc_roots.
5137 * pa.c: Include ggc.h.
5138 (pa_add_gc_roots): New function.
5139 (mark_deferred_plabels): Likewise.
5140 (override_options): Call pa_add_gc_roots.
5141 * mips.c: Include ggc.h.
5142 (mips_add_gc_roots): New function.
5143 (override_options): Use it.
5145 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5147 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5149 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5150 cpp_parse_expr): Add static prototypes.
5151 (parse_charconst): Don't cast away const-ness.
5152 (token): Constify a char*.
5154 * cppfiles.c (file_name_list, include_hash, find_include_file,
5155 finclude, initialize_input_buffer): Constify a char*.
5156 (file_cleanup, find_position): Add static prototypes.
5158 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5159 collect_expansion): Add static prototypes.
5160 (cpp_install, create_definition, monthnames): Constify a char*.
5162 * cpphash.h (cpp_install): Likewise.
5164 * cppinit.c (known_suffixes, default_include,
5165 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5166 (base_name, dump_special_to_buffer, initialize_dependency_output):
5167 Add static prototypes.
5169 * cpplib.c (my_strerror): Constify a char*.
5170 (null_underflow, null_cleanup, skip_comment, copy_comment,
5171 copy_rest_of_line, handle_directive, pass_thru_directive,
5172 get_directive_token, read_line_number, cpp_print_file_and_line,
5173 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5174 v_cpp_warning_with_line, detect_if_not_defined,
5175 consider_directive_while_skipping): Add static prototypes.
5176 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5177 cpp_pedwarn_with_file_and_line): Constify a char*.
5179 * cpplib.h (cpp_options, include_hash, progname, definition,
5180 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5181 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5182 find_include_file, deps_output, include_hash): Constify a char*.
5184 * cppmain.c (progname): Constify.
5185 (main): Add prototype. Use return, not exit.
5187 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5188 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5189 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5190 check_protection): Add static prototype.
5192 (progname, recognized_macrom, recognized_extern): Constify a char*.
5193 (main): Add prototype.
5195 * gen-protos.c (progname): Constify a char*.
5197 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5199 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5200 (init_emit_once): Add more GC roots.
5201 * except.c (mark_func_eh_entry): New function.
5202 (mark_eh_node): Mark false_label and rethrow_label.
5203 (init_eh): Add more GC roots.
5204 * function.c (free_after_compilation): Take decl as a paramter.
5205 Call free_stmt_status.
5206 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5208 * function.h (free_after_compilation): Change prototype.
5209 (free_varasm_status): Likewise.
5210 (free_emit_status): Likewise.
5211 (free_stmt_status): New function.
5212 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5213 Remove, replacing with ...
5214 (ggc_status): New structure.
5215 (ggc_chain): New variable.
5217 (ggc_push_context): New function.
5218 (ggc_pop_context): Likewise.
5219 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5220 (ggc_alloc_rtvec): Likewise.
5221 (ggc_alloc_tree): Likewise.
5222 (ggc_alloc_string): Likewise.
5223 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5224 (ggc_mark_tree): Give language-dependent code a chance to mark
5226 (ggc_mark_tree_varray): Handle empty arrays.
5227 (ggc_collect): Adjust for use of ggc_chain. Clear
5228 bytes_alloced_since_last_gc.
5229 * ggc.h (ggc_pop_context): New function.
5230 (ggc_push_context): Likewise.
5231 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5232 * stmt.c (free_stmt_status): New function.
5233 (init_stmt_for_function): Clear last_expr_value.
5234 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5235 Conditionalize call to ggc_collect.
5236 (main): Call init_ggc.
5237 * tree.c (push_obstacks): Do the push, even when GC'ing.
5238 (push_obstacks_nochange): Likewise.
5239 (pop_obstacks): Liekwise.
5240 * varasm.c (free_varasm_status): Take decl as a parameter.
5242 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5244 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5245 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5246 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5247 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5249 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5251 * pa/x-pa-mpeix: New file for the MPE port.
5253 * pa/quadlib.asm: New file for long double support.
5255 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5256 * configure: Rebuilt.
5258 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5260 * final.c (shorten_branches): Fix last change.
5262 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5264 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5266 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5268 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5271 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5273 * c-aux-info.c (concat): Don't define.
5275 * cccp.c (my_strerror): Likewise. All callers changed to use
5277 (do_include): Call xstrdup, not xmalloc/strcpy.
5278 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5279 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5281 * collect2.c (my_strsignal): Likewise. All callers changed to use
5283 (locatelib): Call xstrdup, not xmalloc/strcpy.
5285 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5287 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5289 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5291 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5293 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5295 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5297 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5299 (find_all_handler_type_matches): Likewise. Don't check return
5301 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5302 xmalloc, not malloc.
5303 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5305 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5306 (init_spec): Call xcalloc, not xmalloc/bzero.
5307 (set_spec): Call xstrdup, not save_string.
5308 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5309 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5310 (process_command): Call xstrdup, not save_string.
5311 (main): Call xcalloc, not xmalloc/bzero.
5313 * gcov.c (xmalloc): Don't define.
5314 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5315 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5316 (output_data): Call xcalloc, not xmalloc/bzero.
5318 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5320 * mips-tdump.c (xmalloc): Don't define.
5321 (print_symbol): Call xmalloc, not malloc.
5322 (read_tfile): Call xcalloc, not calloc.
5324 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5325 Don't define. All callers of xfree/my_strsignal changed to use
5326 free/strsignal instead.
5327 (allocate_cluster): Call xcalloc, not calloc.
5329 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5330 Fix memory leak, free allocated memory.
5332 * prefix.c (translate_name): Call xstrdup, not save_string.
5333 (update_path): Likewise.
5335 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5337 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5338 Don't define. Callers of xfree/savestring2 changed to use
5339 free/concat instead.
5341 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5342 (init_elim_table): Likewise.
5344 * resource.c (init_resource_info): Likewise.
5346 * stupid.c (stupid_life_analysis): Likewise.
5348 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5349 (open_dump_file): Call concat, not xmalloc/strcpy/...
5350 (clean_dump_file): Likewise.
5351 (compile_file): Call xstrdup, not xmalloc/strcpy.
5353 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5355 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5356 * v850.c (v850_va_arg): New.
5358 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5360 * haifa-sched.c: Tidy comments.
5362 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5364 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5365 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5366 $(out_object_file)): Depend on ggc.h.
5367 * c-common.c: Include "ggc.h".
5368 (combine_strings): If doing GC, use ggc_alloc_string.
5369 * c-decl.c: Include "ggc.h".
5370 (ggc_p): Define with value 0.
5371 (mark_binding_level): New function.
5372 (init_decl_processing): Add GC roots.
5373 (mark_c_function_context): New function.
5374 (lang_mark_false_label_stack): New function.
5375 (lang_mark_tree): New function.
5376 (lang_cleanup_tree): New function.
5377 * c-lang.c: Include "ggc.h".
5378 (lang_init): Call c_parse_init.
5379 * c-lex.c: Include "ggc.h".
5380 (check_linenum): If doing GC, don't copy filenames to permanent
5382 * c-parse.in: Include "ggc.h".
5383 (c_parse_init): New function.
5384 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5385 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5387 * except.c (mark_eh_state): Mark more state.
5388 * function.c (mark_function_state): Likewise.
5389 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5390 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5391 * toplev.c (mark_file_stack): New function.
5392 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5393 (main): Add root for input_file_stack.
5395 * i386.c: Include "ggc.h".
5396 (ix86_mark_machine_status): New function.
5397 (override_options): Set mark_machine_status.
5399 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5401 * tree.c (copy_node): Copy node contents also if doing GC.
5403 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5405 * collect2.c (scan_libraries): Fix double-thinko :-).
5407 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5409 * collect2.c (scan_libraries): Fix thinko.
5411 * cse.c (delete_trivially_dead_insns): Do not skip the last
5412 insn if it is a real insn.
5414 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5416 * Makefile.in (ggc-simple.o): Depend on hash.h.
5417 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5418 (ggc_mark_tree_varray): Likewise.
5419 (ggc_mark_tree_hash_table): Likewise.
5420 * ggc-simple.c: Include hash.h.
5421 (ggc_mark_tree_hash_table_ptr): New function.
5422 (ggc_mark_tree_hash_table_entry): Likewise.
5423 (ggc_mark_tree_hash_table): Likewise.
5424 (ggc_add_tree_hash_table_root): Likewise.
5425 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5426 rtx, when defining fields.
5428 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5430 * profile.c (output_func_start_profiler): Remove apparently
5431 nonsensical call to start_sequence.
5433 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5435 * clipper/clipper.c (clipper_va_start): Fix typos.
5437 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5438 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5439 (spur_va_arg): New stub.
5441 * configure.in: Comment out pyramid.
5443 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5445 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5446 don't conflict with the bits that win32, cygwin, and dgux
5449 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5450 Bernd Schmidt <bernds@cygnus.co.uk>
5452 * integrate.c (function_cannot_inline_p): Do not inline
5453 functions with forced labels.
5455 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5456 Bernd Schmidt <bernds@cygnus.co.uk>
5457 Mark Mitchell <mark@codesourcery.com>
5459 * Makefile.in (ggc-simple.o): Depend on varray.h.
5460 (rtl.o): Depend on ggc.h.
5461 (genattrtab.o): Depend on ggc.h.
5462 (print-tree.o): Likewise.
5463 (fold-const.o): Likewise.
5464 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5465 (make_insn_raw): Don't cache insns when GC'ing.
5466 (emit_insn_before): Likewise.
5467 (emit_insn_after): Likewise.
5468 (emit_insn): Likewise.
5469 (start_sequence): Use xmalloc to allocate the sequence_stack.
5470 (end_sequence): Add free to free it.
5471 (gen_sequence): Don't cache insns when GC'ing.
5472 (clear_emit_caches): Don't use sequence_element_free_list.
5473 (init_emit): Use xcalloc, not xmalloc+bzero.
5474 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5475 * function.c (pop_function_context_from): Use free to free the
5476 fixup_var_refs_queue.
5477 (put_reg_into_stack): Allocate it with xmalloc.
5478 * genattrtab.c: Include ggc.h.
5479 (operate_exp): Don't use obstack_free when GC'ing.
5480 (simplify_cond): Likewise.
5481 (simplify_text_exp): Likewise.
5482 (optimize_attrs): Likewise.
5483 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5485 (gencode): Generate a #include for ggc.h.
5486 * ggc-callbacks.c (ggc_p): Define it to zero.
5487 * ggc-none.c (ggc_p): Likewise.
5488 * ggc-simple.c: Include varray.h.
5489 (ggc_mark_tree_varray): New function.
5490 (ggc_add_tree_varray_root): Likewise.
5491 (ggc_mark_tree_varray_ptr): Likewise.
5492 * ggc.h (ggc_p): Declare.
5493 (varray_head_tag): Likewise.
5494 (ggc_add_tree_varray_root): Declare.
5495 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5496 inconsistencies when GC'ing.
5497 * rtl.c: Include ggc.h.
5498 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5499 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5500 (rtx_free): Don't call obstack_free when GC'ing.
5501 * toplev.c (rest_of_compilation): Call ggc_collect after every
5503 * tree.c (push_obstacks): Do nothing, if GC'ing.
5504 (pop_obstacks_nochange): Likewise.
5505 (pop_obstacks): Likewise.
5506 (make_node): Use ggc_alloc_tree when GC'ing.
5507 (copy_node): Likewise.
5508 (get_identifier): Use ggc_alloc_string when GC'ing.
5509 (build_string): Likewise.
5510 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5511 (tree_cons): Likewise.
5513 (type_hash_canon): Don't call obstack_free when GC'ing.
5515 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5517 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5518 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5520 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5521 Bernd Schmidt <bernds@cygnus.co.uk>
5522 Mark Mitchell <mark@codesourcery.com>
5524 * Makefile.in (stor-layout.o): Depend on ggc.h.
5525 (expr.o): Depend on ggc.h.
5526 (profile.o): Depend on ggc.h.
5527 (stor-layout.o): Depend on ggc.h.
5528 * emit-rtl.c (init_emit_once): Add gc roots.
5529 * expr.c: Include ggc.h.
5530 (emit_block_move): Add gc roots.
5531 (clear_storage): Likewise.
5532 * expr.h (init_stor_layout_once): New function.
5533 * profile.c: Include ggc.h.
5534 (init_arc_profiler): profiler_label is a root.
5535 * scan.c (make_sstring_space): Trust xrealloc to function
5536 correctly with first parameter NULL.
5537 * stor-layout.c: Include ggc.h.
5538 (set_sizetype): Add gc root.
5539 (init_stor_layout_once): New function.
5540 * toplev.c (compile_file): Call it.
5542 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5543 Bernd Schmidt <bernds@cygnus.co.uk>
5544 Mark Mitchell <mark@codesourcery.com>
5546 * Makefile.in (tree.o): Depend on ggc.h.
5547 (varasm.o): Likewise.
5548 (function.o): Likewise.
5550 (except.o): Likewise.
5551 (optabs.o): Likewise.
5552 (emit-rtl.o): Likewise.
5553 * emit-rtl.c: Include ggc.h.
5554 (sequence_element_free_list): Remove, and all references.
5555 (mark_sequence): New functions.
5556 (mark_emit_state): New function.
5557 * except.c: Include ggc.h.
5558 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5559 (mark_tree_label_node): New functions.
5560 (mark_eh_state): New function.
5561 * function.c: Include ggc.h.
5562 (mark_temp_slot, mark_function_chain): New functions.
5563 (mark_function_state): New function.
5564 (init_function_once): New function.
5565 * function.h (init_function_once): New function.
5566 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5567 * ggc.h (label_node): Declare.
5568 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5569 (lang_mark_false_label_stack): New function.
5570 (mark_temp_slot): Remove declaration.
5571 (mark_function_chain): Likewise.
5572 (mark_eh_state): Adjust prototype.
5573 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5575 * optabs.c: Include ggc.h.
5576 (mark_optab): New function.
5577 (init_optabs): Add gc roots.
5578 * stmt.c: Include ggc.h.
5579 (mark_cond_nesting, mark_loop_nesting): New functions.
5580 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5581 (mark_stmt_state): New function.
5582 * toplev.c (compile_file): Call init_function_once.
5583 * tree.c: Include ggc.h.
5584 (type_hash): Move declaration earlier in file.
5585 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5586 (init_obstacks): Add gc roots.
5587 (mark_type_hash): New function.
5588 * varasm.c: Include ggc.h.
5589 (mark_pool_constant): New function.
5590 (mark_varasm_state): New function.
5592 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5594 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5596 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5598 * c-decl.c (struct language_function): Renamed from struct c_function.
5600 (c_function_chain): Delete.
5601 (push_c_function_context): New arg F. Don't warn about nested
5602 functions here. Fill LANGUAGE elt of F. Delete code to update
5603 c_function_chain. Don't call push_function_context.
5604 (pop_c_function_context): New arg F. Restore from there instead of
5605 from c_function_chain. Don't call pop_function_context. Clear out
5606 LANGUAGE field of F when done.
5607 * c-lang.c: Include "function.h"
5608 (lang_init): Initialize save_lang_status and restore_lang_status.
5609 * c-parse.in (nested_function, nested_function_notype): Warn about
5610 nested functions. Call push_function_context/pop_function_context
5611 instead of the _c_ variants.
5612 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5614 * Makefile.in (c-lang.o): Update dependencies.
5616 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5617 regno_pointer_flag, regno_pointer_align.
5618 (gen_reg_rtx): Use xrealloc to enlarge them.
5619 (free_emit_status): New function.
5620 * function.c (mark_machine_status, mark_lang_status): New variables.
5621 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5622 in some bits from assign_stack_local. All callers changed to use new
5624 (assign_stack_local): Just call assign_stack_local_1.
5625 (free_after_compilation): New function.
5626 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5627 (trampoline_address): Likewise.
5628 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5629 (prepare_function_start): Explicitly clear some more variables.
5630 * function.h (struct function): New elt can_garbage_collect.
5631 (mark_machine_status, mark_lang_status): Declare variables.
5632 (free_after_compilation, free_emit_status, free_varasm_status,
5633 init_varasm_status): Declare functions.
5634 * toplev.c (rest_of_compilation): Call free_after_compilation when
5635 done with the current function.
5636 * varasm.c (free_varasm_status): New function.
5638 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
5640 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
5641 (EXPAND_BUILTIN_VA_ARG): Define.
5642 * sparc.c (sparc_va_start): New.
5643 (sparc_va_arg): New.
5645 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5647 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
5649 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5651 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
5653 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
5655 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
5657 (ggc-callbacks.o): New target.
5658 * ggc-callbacks.c: New file.
5660 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5662 * expr.h: Collapse individual optab and libfunc vars to arrays.
5663 (optab_index, libfunc_index): New enumerations.
5664 (optab_table, libfunc_table): New arrays.
5665 Add accessor macros for both.
5667 * optabs.c (optab_table, libfunc_table): New.
5668 Delete declarations for individual optab and libfunc vars.
5670 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
5672 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
5674 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
5676 * Makefile.in (GGC, GGC_LIB): New.
5677 (HOST_RTL): Include ggc-none.o.
5678 (ggc-simple.o): New target.
5679 (ggc-none.o): Likewise.
5680 * tree.h (tree_common): Add gc_mark.
5681 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
5682 (struct rtvec_def): Add gc_mark.
5683 * emit-rtl.c (global_rtl): Update static initializers to contain
5684 enough initializers.
5685 * ggc.h, ggc-none.c, ggc-simple.c: New files.
5686 * toplev.c (gc_time): New variable.
5687 (all_time): New variable.
5688 (compile_file): Print gc time.
5689 (print_time): Calculate percentage of the whole.
5691 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5693 Change obstack memory management and varasm constant pool handling so
5694 that nested functions are treated like any other functions.
5695 * function.c (init_machine_status): New variable.
5696 (push_function_context_to): Set contains_functions for the outer
5697 function. Don't call save_varasm_status.
5698 (pop_function_context_from): Don't call restore_varasm_status. Don't
5699 set current_function_contains_functions.
5700 (prepare_function_start): Call init_varasm_status rather than
5701 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
5703 * function.h (struct function) Add field varasm. Delete fields
5704 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
5705 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
5706 (init_machine_status): Declare.
5707 (save_varasm_status, restore_varasm_status): Delete declarations.
5708 (save_tree_status, restore_tree_status): Delete last argument.
5709 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
5710 code. All callers changed.
5711 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
5712 save_constants_in_decl_trees, restore_constants, save_constants,
5713 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
5715 (inlining): New variable.
5716 (reg_map, label_map, insn_map, orig_asm_operands_vector,
5717 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
5719 (save_for_inline_nocopy): Don't save constants.
5720 Don't set inl_emit field in current_function.
5721 (expand_inline_function): Use emit field, not inl_emit, of the inlined
5722 function. Set new variable inlining before
5723 calling copy_rtx_and_substitute.
5724 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
5725 constant pool references if inlining is nonzero.
5726 Delete ADDRESS and (most of the) CONST cases.
5727 (output_inline_function): Save and restore current_function/
5728 current_function_decl. Delete restore_constants code. Don't call
5729 init_const_rtx_hash_table.
5730 * output.h (init_const_rtx_hash_table): Don't declare.
5731 * rtl.h (struct function): Declare.
5732 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
5733 * toplev.c (rest_of_compilation): Don't treat nested functions or
5734 functions containing them specially. Delete all code to deal with
5735 save_for_inline_copying.
5736 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
5737 inline_obstacks): Delete variables.
5738 (save_tree_status): Lose arg CONTEXT. All callers changed.
5739 Simply allocate a new function_maybepermanent_obstack for the new
5740 function, delete all the special cases.
5741 Don't save inline_obstacks.
5742 (restore_tree_status): Lose arg CONTEXT. All callers changed.
5743 Delete special handling for function_maybepermanent_obstack; simply
5745 Don't restore inline_obstacks.
5746 (permanent_allocation): Delete code that frees inline_obstacks.
5747 (print_inline_obstack_statistics): Delete function.
5748 (dump_tree_statistics): Don't call it.
5749 * varasm.c (struct varasm_status): New.
5750 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
5751 last_pool, pool_offset, const_double_chain): Delete global
5752 variables, replace with accessor macros.
5753 (immed_double_const): Don't walk const_double_chain outside a
5754 function, but don't treat nested functions specially anymore.
5755 (immed_real_const_1): Likewise.
5756 (clear_const_double_mem): Don't treat nested functions specially.
5757 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
5758 (save_varasm_status, restore_varasm_status): Delete functions.
5759 (init_varasm_status): New function.
5760 (force_const_mem): Don't treat nested functions specially.
5761 (find_pool_constant): Accept new arg F, search for constants in
5762 that function's pool rather than the current one. All callers
5764 (get_pool_constant_for_function, get_pool_mode_for_function): New
5767 * i386.c (init_386_machine_status): New function, mostly from
5768 clear_386_stack_locals.
5769 (struct machine_functions): Rename element names to avoid name
5771 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
5772 macros, replacing global variables.
5773 (clear_386_stack_locals, save_386_machine_status,
5774 restore_386_machine_status): Delete functions.
5775 (override_options): Initialize init_machine_status.
5776 * i386.h (INIT_EXPANDERS): Delete macro.
5777 (save_386_machine_status, restore_386_machine_status,
5778 clear_386_stack_locals): Delete declarations.
5780 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5782 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
5783 (doloop_begin): Simplify pattern and use emit_jump_insn.
5784 (doloop_end): Simplify pattern, switch operand order,
5785 and use emit_jump_insn.
5787 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5789 * function.h (struct function): Add new element LANGUAGE.
5790 (save_lang_status): Declare new variable.
5791 (restore_lang_status): Likewise.
5792 * function.c (save_lang_status): Define.
5793 (restore_lang_status): Likewise.
5794 (push_function_context_to): Call language-specific save function.
5795 (pop_function_context_from): Call language-specific restore function.
5797 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5799 * i386.md (movsf_1): Check REG_P before use of REGNO.
5800 (movdf_1): Likewise.
5801 (movxf_1): Likewise.
5802 (extendsfdf2): Likewise.
5803 (extendsfxf2): Likewise.
5804 (extenddfxf2): Likewise.
5806 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5808 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
5809 constants into memory.
5810 (c4x_shiftable_constant): New function.
5811 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
5812 (c4x_shiftable_constant): Declare.
5813 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
5814 ashlqi3_noclobber): Add new patterns and associated splitters.
5816 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
5818 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
5819 * dwarf2out.c (dwarf2out_frame_init): Likewise.
5820 * final.c (shorten_branches): Likewise.
5821 * global.c (global_alloc): Likewise.
5822 * haifa-sched.c (build_control_flow): Likewise.
5823 * stmt.c (check_for_full_enumeration_handling): Likewise.
5824 (estimate_case_costs): Likewise.
5826 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
5828 * rtl.h (RTL_CHECKC2): Fix typo in last change.
5830 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
5832 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
5833 (recompute_reg_usage): Likewise.
5834 * rtlanal.c (find_regno_fusage): Likewise.
5836 * rtl.c (rtl_check_failed_code1): New function.
5837 (rtl_check_failed_code2): New.
5838 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
5839 (RTL_CHECKC1, RTL_CHECKC2): New.
5840 (XC*): New accessor macros.
5841 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
5842 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
5843 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
5844 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
5845 (TRAP_*, RANGE_INFO_*): Likewise.
5847 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5849 * Makefile.in (tlink.o): Don't depend on toplev.h.
5851 * collect2.c (c_file, o_file, export_file, import_file, ldout,
5852 output_file, nm_file_name, ldd_file_name, strip_file_name,
5853 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
5854 add_prefix, prefix_from_env, prefix_from_string, do_wait,
5855 fork_execute, maybe_unlink, add_to_list,
5856 extract_init_priority, write_list, dump_list,
5857 dump_prefix_list, write_list_with_asm, write_c_file,
5858 write_c_file_stat, write_c_file_glob, scan_prog_file,
5859 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
5860 ignore_library, extract_string, notice, dump_file, target_machine,
5861 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
5862 read_file, print_load_command): Constify a char*.
5863 (fdopen, error, fatal, fatal_perror): Don't prototype.
5864 (my_strerror): Remove. All callers use xstrerror instead.
5865 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
5866 (main): Add prototype. Constify lots of char* ptrs. Change calls
5867 to xcalloc/strcpy/strcat/... to one call to concat.
5868 (main, scan_prog_file, scan_libraries): Use an intermediate
5869 `const char **' to build an argv array.
5870 (mapfile, libselect, libcompare, locatelib): Add prototypes.
5872 * collect2.h (collect_execute, collect_wait, dump_file,
5873 file_exists): Constify a char*.
5874 (ldout, c_file_name, temporary_obstack, permanent_obstack,
5875 temporary_firstobj, vflag, debug): Add extern declarations.
5876 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
5878 * tlink.c: Don't include toplev.h.
5879 (vflag, debug, ldout, c_file_name, temporary_obstack,
5880 permanent_obstack, temporary_firstobj): Don't declare.
5881 (tlink_execute, frob_extension, symbol_hash_lookup,
5882 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
5883 recompile_files, read_repo_files, demangle_new_symbols,
5884 scan_linker_output): Constify a char*.
5885 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
5886 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
5888 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
5890 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
5891 (relative) rather than jsr (absolute) subroutine call insns.
5892 * config/m68k/m68k-coff.h: Ditto.
5894 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
5896 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
5897 now rework these too.
5898 (arm_reorg): If an insn can't reach the end of the current pool,
5899 ensure that we emit that pool before the insn.
5901 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
5903 * tlink.c (scan_linker_output): Skip the initial underscore in
5904 a mangled name if appropriate.
5906 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5908 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5909 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
5910 error_with_ivar, gen_declarator, create_builtin_decl,
5911 my_build_string, generate_descriptor_table, generate_ivars_list,
5912 generate_dispatch_table, check_protocols, TAG_GETCLASS,
5913 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
5914 dump_base_name, lang_decode_option, build_encode_expr,
5915 start_class, finish_class, encode_pointer, really_start_method,
5916 gen_declaration, dump_interface, handle_class_ref, handle_impent):
5918 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
5919 Add static prototypes.
5920 (build_objc_string_decl, build_selector_reference_decl,
5921 encode_bitfield, build_class_reference_decl): Remove unused
5922 parameter, all callers changed.
5923 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
5924 (objc_printable_name): Likewise. Change second parameter to type int.
5925 (init_objc): Use memcpy, not bcopy, to avoid casts.
5927 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
5929 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
5930 reg notes on a deleted insn.
5931 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
5933 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
5935 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
5937 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5939 * stmt.c (expand_asm_operands): Fix index into inout_mode when
5942 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
5944 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
5945 * tm.texi (MD_ASM_CLOBBERS): Document it.
5947 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
5949 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
5950 * except.c (expand_rethrow): Remove unused variable.
5951 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
5952 * flow.c (replace_insns): Likewise.
5953 (create_edge_list, verify_edge_list): Likewise.
5954 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
5956 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
5957 is special code to run.
5958 (main): Don't define operands to emit_operand.
5959 * genrecog.c (main): Don't emit an empty peephole2_insn function.
5961 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
5963 * alpha/alpha.h (normal_memory_operand): Declare.
5964 (reg_no_subreg_operand): Declare.
5965 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
5967 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
5969 * c-parse.in (compstmt_primary_start): New, broken out of first
5970 part of compstmt handling in primary.
5971 (primary): Use it. Add an error clause.
5972 (compstmt_nostart): Renamed from compstmt; remove all
5973 initial invocations of compstmt_start.
5976 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
5978 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
5981 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
5983 * combine.c (simplify_shift_const): Remove extra semicolon.
5984 * dwarf2out.c (remove_AT): Likewise.
5985 * expmed.c (expand_mult): Likewise.
5986 * gcov.c (create_program_flow_graph): Likewise.
5987 * reorg.c (mostly_true_jump): Likewise.
5989 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
5991 * fold-const.c (fold_range_test): Do not try to fold the range
5992 test if the rhs or lhs has side effects.
5994 * combine.c (simplify_rtx): Recognize another case of a synthesized
5997 * varasm.c (mark_constant_pool): When marking indirect references,
5998 only look at SYMBOL_REFs.
6000 * except.c (expand_fixup_region_end): Do not peek at
6001 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6003 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6005 * flags.h: New variables align_loops, align_loops_log,
6006 align_jumps, align_jumps_log, align_labels, align_labels_log,
6007 align_functions, align_functions_log.
6008 * toplev.c: Define them.
6009 (f_options): Handle -falign-* when they have no argument.
6010 (main): Add logic to set variables for -falign-functions,
6011 -falign-jumps, -falign-labels, -falign-loops.
6012 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6013 (display_help): Change help to match options.
6014 * final.c (LABEL_ALIGN): Default to align_labels_log.
6015 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6016 (LOOP_ALIGN): Default to align_loops_log.
6017 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6018 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6019 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6020 * varasm.c (assemble_start_function): Handle align_functions.
6022 * config/sparc/sparc.h: Don't declare sparc_align_*.
6023 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6024 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6026 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6028 * config/sparc/sparc.c: Delete sparc_align_loops,
6029 sparc_align_jumps, sparc_align_funcs and the corresponding string
6031 (sparc_override_options): Default align_functions on ultrasparc.
6032 Delete -malign-* handling.
6034 * config/mips/mips.c (override_options): On 64-bit targets,
6035 try to align code to 64-bit boundaries.
6036 (print_operand): New substitution, %~,
6037 which aligns labels to align_labels_log.
6038 * config/mips/mips.md (div_trap_normal): Use %~.
6039 (div_trap_mips16): Likewise.
6044 (ashldi3_internal): Likewise.
6045 (ashrdi3_internal): Likewise.
6046 (lshrdi3_internal): Likewise.
6047 (casesi_internal): Likewise.
6049 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6051 Merge new ia32 backend from the branch!
6053 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6054 See ChangeLog.P2 on new_ia32_branch for details.
6056 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6057 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6058 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6059 * i386/gas.h (ASM_FILE_START): Define.
6060 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6061 for name change of ix86_valid_decl_attribute_p.
6062 (i386_pe_valid_type_attribute_p): Similarly.
6064 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6066 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6067 to step through CC modes.
6069 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6071 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6072 it would end up in the shadow of a live flags regsiter.
6074 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6076 * reload1.c: Fix many indentation problems.
6077 * reload.c: Likewise.
6079 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6081 * alias.c (non_local_reference_p): Constify fmt.
6083 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6085 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6087 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6089 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6090 the internal_arg_pointer.
6092 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6094 Merge peephole2 from new_ia32_branch:
6095 * Makefile.in (STAGESTUFF): Add *.peephole2.
6096 (mostlyclean): Likewise.
6097 (recog.o): Depend on resource.h.
6099 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6100 (final_scan_insn): Likewise for the invocation of peephole.
6101 * genconfig.c (main): Look for peephole and peephole2 patterns.
6102 Emit HAVE_peephole* accordingly.
6103 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6104 * flags.h (flag_peephole2): Declare.
6105 * toplev.c: New pass peephole2. New flag -fpeephole2.
6107 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6108 * gencodes.c (main): Likewise.
6109 * genextract.c (main): Likewise.
6110 * genoutput.c (main): Likewise.
6111 * genemit.c (max_operand_1): Look for the max scratch operand.
6112 (gen_rtx_scratch): New.
6113 (gen_exp): Use it, and pass on new arg subroutine_type.
6114 (gen_expand): Take max scratch into account.
6115 (gen_split): Emit peephole2 functions.
6116 (output_peephole2_scratch): New.
6117 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6118 * genrecog.c (routine_type): Add PEEPHOLE2.
6120 (make_insn_sequence): Match outer parallel for peep2. Discard
6121 top level scratches and dups.
6122 (add_to_sequence): New args insn_type and top. Update all callers.
6123 Handle toplevel peep2 matching insns.
6124 (write_subroutine): Handle peep2.
6125 (write_tree_1): Likewise.
6126 (write_tree): Likewise.
6128 (change_state): New arg afterward. Update all callers.
6129 Handle matching separate insns.
6130 * recog.c (recog_next_insn): New.
6131 (peephole2_optimize): New.
6132 * rtl.def (DEFINE_PEEPHOLE2): New.
6133 * resource.c (find_free_register): New argument last_insn. Use it
6134 to find a register available through the entire span.
6135 * resource.h (find_free_register): Update prototype.
6137 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6139 * i386.c (output_strlen_unroll): Don't write xops[7]
6140 label if it wasn't set.
6142 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6144 * cpplib.c (struct directive): Const-ify name pointer and
6145 function pointer prototype.
6146 (validate_else, do_define, do_line, do_include, do_undef,
6147 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6148 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6149 do_warning): Const-ify second arg.
6150 (directive_table): Mark const. Reorder entries by frequency
6151 of usage, record statistics.
6153 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6155 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6156 bounds- check RTL accesses if --enable-checking.
6157 (RTVEC_ELT): Bounds check if --enable-checking.
6158 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6159 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6160 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6162 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6163 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6165 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6166 (NOTE_SOURCE_FILE): Use X0STR.
6167 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6168 MEM_ALIAS_SET): Use X0INT.
6169 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6170 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6172 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6173 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6174 (rtl_check_failed_bounds, rtl_check_failed_type1,
6175 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6177 (fancy_abort): Fix comment.
6179 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6180 (cse_insn): Decrement LABEL_NUSES for jump target before
6182 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6183 * final.c (alter_subreg): Compute regno before changing x to
6184 REG; set REGNO(x) after changing it.
6185 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6186 notes containing CONST_INTs.
6187 (delete_eh_regions): Use NOTE_EH_HANDLER.
6188 * function.c (put_reg_into_stack): Make reg a MEM before
6190 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6192 (gen_mem_addressof): Make reg a MEM before initializing it.
6193 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6195 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6196 deleting an insn, not after.
6197 (block_alloc): Only look at PATTERN(insn) if we have to, and
6198 only if it's format class 'i'.
6199 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6200 CONST_INT before using its INTVAL.
6201 * print-rtl.c (print_rtx): Use X0STR.
6202 * regmove.c (fixup_match_1): Don't look at PATTERN of
6203 non-class-'i' insn chain elements.
6204 * reload.c (loc_mentioned_in_p): Take address of
6205 in->fld[1].rtx directly.
6206 * reload1.c (reload): Change reg to a MEM before initializing
6208 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6210 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6212 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6214 * config/mips/mips.c (machine_dependent_reorg): Force a
6215 barrier to output the local constant pool if a barrier hasn't
6216 been found at a natural point in the instruction stream.
6218 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6220 * c-parse.in (language_string): Constify.
6222 * dwarf2out.c (language_string): Remove declaration.
6224 * dwarfout.c (language_string): Likewise.
6226 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6228 * tree.h (language_string, init_parse, finish_parse): Declare.
6230 * i386/sun386.h (language_string): Remove declaration.
6232 * mips.h (language_string): Likewise.
6234 * nextstep.h (language_string): Likewise.
6236 * nextstep21.h (language_string): Likewise.
6238 * rs6000.c (language_string): Likewise.
6240 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6242 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6243 (getpwd.o): Remove target.
6245 * getpwd.c: Delete file. Its in libiberty now.
6247 * dbxout.c (getpwd): Don't prototype.
6248 * dwarf2out.c (getpwd): Likewise
6249 * dwarfout.c (getpwd): Likewise
6250 * final.c (getpwd): Likewise.
6251 * protoize.c (getpwd): Likewise.
6253 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6255 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6257 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6259 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6262 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6264 * fixinc/Makefile.in (subdir): New.
6265 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6268 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6270 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6271 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6274 * invoke.texi: Fix typo.
6276 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6277 changed. Handle autoincrement addressing modes.
6279 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6280 just like we would the virtual incoming args register when
6283 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6285 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6286 path, in .file directive.
6288 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6290 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6293 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6295 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6298 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6300 * tree.c (tree_code_name): Constify a char*.
6302 * tree.h (tree_code_name, decl_printable_name): Likewise.
6304 * function.h (struct function): Likewise.
6306 * toplev.c (decl_name, decl_printable_name): Likewise.
6308 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6310 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6311 (init_objc): Remove function pointer cast.
6313 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6315 * pa.md (interspace_jump): New pattern.
6316 (builtin_longjmp): New expander.
6318 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6320 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6321 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6322 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6324 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6326 * jump.c (delete_prior_computation): Also check calls
6327 to constant functions. Don't bother checking for a
6328 REG_UNUSED note before adding it.
6329 (delete_computation): Handle multi-word hard registers
6330 when synthesizing missing REG_DEAD notes for a register
6331 which is both set and used by an insn.
6333 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6335 * loop.c (this_loop_info): New variable.
6336 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6337 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6339 (prescan_loop, strength_reduce): New argument loop_info. All callers
6341 (scan_loop): New variable loop_info, initialise to address of
6343 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6344 Delete variable loop_has_multiple_exit targets and replace with
6345 field in this_loop_info.
6346 (find_and_verify_loops): Rename this_loop to this_loop_num.
6347 (strength_reduce): Delete loop_iteration_info. Replace variable
6348 loop_info with function argument of same name.
6349 (insert_bct): Rework test for loop being completely unrolled.
6351 * loop.h (struct loop_info): New fields num, loops_enclosed,
6352 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6353 has_indirect_jump, and cont. Redefine use of unroll_number.
6354 (loop_unroll_number): Delete.
6356 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6358 (loop_iterations): Delete variable vtop and instead use
6359 loop_info->vtop computed in prescan_loop.
6361 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6363 * fix-header.c (main): Do not pass a null pointer to strcmp.
6365 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6367 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6369 * configure: Rebuilt.
6371 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6373 * jump.c (jump_optimize_1): Do not delete assignments to
6374 internal_arg_pointer.
6375 * cse.c (delete_trivially_dead_insns): Always consider a set of
6376 the internal_arg_pointer live.
6378 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6380 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6381 (update_life_info) [REG_WAS_0]: Search the original insns rather
6382 than the new insns for the note. Fix typos finding note_dest.
6383 If no dest found, discard the note rather than abort.
6384 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6385 (replace_insns): Remove the old insn list after update_life_info
6388 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6390 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6392 (sched_analyze_1): Let add_dependence care for not adding dups.
6393 (sched_analyze_2): Likewise.
6394 (add_branch_dependences): Likewise.
6396 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6398 * i386/winnt.c (export_list): New type.
6399 (exports_head): Rename to
6400 (export_head): this.
6401 (i386_pe_record_exported_symbol): Add is_data flag.
6402 (i386_pe_asm_file_end): Emit directive for exported variables.
6403 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6405 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6406 (ASM_DECLARE_OBJECT_NAME): Likewise.
6407 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6408 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6410 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6412 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6414 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6417 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6419 * config/openbsd.h: Define SET_ASM_OP.
6420 * tm.texi: cross-reference SET_ASM_OP in the index.
6422 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6424 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6425 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6426 and class_narrowest_mode at compile time. Kill init_rtl.
6427 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6428 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6429 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6431 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6433 * rtl.h: Declare rtx_length and rtx_format as const.
6434 * machmode.def: Define CC(). Use CC() to define CCmode. If
6435 EXTRA_CC_MODES is defined, expand it here.
6436 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6437 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6438 const. Kill all references to EXTRA_CC_MODES.
6440 * toplev.c: Don't prototype or call init_rtl.
6441 * optabs.c: Don't call init_mov_optab.
6442 * genemit.c: Don't generate init_mov_optab. Don't call
6444 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6446 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6447 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6448 genrecog.c: Don't call init_rtl.
6450 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6451 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6452 definition of EXTRA_CC_MODES.
6454 * md.texi: Kill ref to EXTRA_CC_NAMES.
6455 * tm.texi: Document new way to define EXTRA_CC_MODES.
6457 * genrecog.c: Do not look up the name of a define_split.
6460 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6462 * config/v850/v850.md: Fix typo introduced by previous delta.
6464 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6466 * gcc.c (fatal): Make definition static to match prototype.
6468 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6470 * combine.c (get_last_value): Don't look for earlier sets if the last
6471 known set is somewhere in between the insns being combined.
6473 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6475 * configure.in: Don't use shell ! to negate exit codes
6476 * configure: Regenerate
6478 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6480 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6481 the fact that ALIGN is measured in bits, not bytes.
6483 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6485 * errors.c: New file; defines functions error, warning, and
6486 fatal, variables have_error and progname.
6487 * errors.h: New file; prototypes and decls for stuff in errors.c.
6489 * Makefile: Add rules to build errors.o and
6490 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6491 genopinit, genrecog, genextract, genpeep, genattr, and
6492 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6493 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6494 genpeep.o, genattr.o, and genoutput.o.
6496 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6497 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6498 define or prototype fatal. Set progname at beginning of main.
6499 * genoutput.c: Likewise, and don't define or prototype error
6502 * c-typeck.c (c_expand_start_case): Return immediately if exp
6504 * fold-const.c (operand_equal_p): Return immediately if arg1
6505 or arg0 are ERROR_MARKs.
6506 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6507 fields of type ERROR_MARK when calculating if the record can
6510 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6511 with much help from Jeffrey A Law and Richard Henderson
6513 * i386.md: In the 6 insns which call output_fix_trunc,
6514 earlyclobber operands[0].
6516 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6518 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6519 creating new registers.
6521 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6523 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6524 i386_reg_alloc_order, i386_regparm_string,
6525 i386_align_loops_string, i386_align_jumps_string,
6526 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6527 and i386_branch_cost_string as type "const char *".
6528 * i386.c: Define all above strings as type "const char *".
6530 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6532 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6533 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6535 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6537 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6538 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6540 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6542 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6543 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6544 (dwarf2out_line, dwarf2out_finish): Likewise.
6545 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6547 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6549 * tree.c (lang_unsave_expr_now) : Correct return type.
6550 * tree.h (lang_unsave_expr_now) : Same.
6552 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6554 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6555 instead of duplicating code.
6557 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6559 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6561 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6563 * tree.h: fancy_abort always takes three args.
6564 * resource.c: Move include of system.h before toplev.h.
6566 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6568 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6571 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6573 * system.h: Don't redefine abort or trim_filename.
6574 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6575 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6576 whether or not __FUNCTION__ is available.
6577 * tree.h: Duplicate rtl.h's definition of abort, for files
6578 that don't include rtl.h. Delete all code to perform type
6579 checking with a compiler other than GCC.
6580 * varray.h: Delete all code to perform type checking with a
6581 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6582 its arguments exactly once, using a statement expression.
6583 Adjust the VARRAY_<type> accessor macros to match.
6584 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6585 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6586 caller's location. Define fatal_insn and fatal_insn_not_found
6587 as macros that use _fatal_insn and _fatal_insn_not_found.
6588 (fancy_abort, trim_filename): Kill prototypes.
6590 * rtl.c (trim_filename): Move here from toplev.c.
6591 (fancy_abort): New function.
6592 (DIR_SEPARATOR): Provide default definition.
6593 * tree.c (tree_check_failed, tree_class_check_failed): Go
6594 through fancy_abort.
6595 (tree_check, tree_class_check, cst_or_constructor_check,
6596 expr_check): Delete.
6597 * varray.c (varray_check_failed): New function.
6598 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6599 _fatal_insn and _fatal_insn_not_found. Go through
6601 (trim_filename, fancy_abort): Delete.
6603 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6604 * except.c (start_catch_handler): Report ICE with error/abort
6606 * final.c (output_operand_lossage): Likewise.
6607 * flow.c (verify_flow_info): Likewise.
6609 * gcc.c: Prototype fatal.
6610 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6611 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6612 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6613 Don't define fancy_abort.
6615 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6617 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6620 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6622 * m88k.h (VERSION_INFO2): Kill.
6623 (VERSION_STRING): Kill.
6625 (VERSION_INFO1): Tidy.
6626 (TARGET_VERSION): Update.
6627 * m88k/dgux.h (VERSION_INFO2): Kill.
6628 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6629 * m88k/luna.h (VERSION_INFO1): Tidy.
6630 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6631 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
6632 (output_file_start): Adjust for death of VERSION_STRING.
6634 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
6636 * cpplib.c (detect_if_not_defined): New function.
6637 (do_if): Use it to detect potential once-only headers.
6639 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
6641 * c-common.c (combine_strings): Always set TREE_CONSTANT.
6643 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6645 * combine.c (nonzero_bits) : Allow single-ly set registers to be
6646 anywere in the function only if they are pseudos and set before
6647 being used (not live at the start of the function).
6648 (num_sign_bit_copies) : Same.
6649 (get_last_value_validate) : Same.
6650 (get_last_value) : Same.
6652 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
6654 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
6655 where N and M are constant and N is an integer multiple of M.
6657 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6659 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
6660 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
6661 sbitmap_union_of_preds): Add prototypes.
6662 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
6663 the intersection of successors with the new flow graph structures.
6664 (sbitmap_intersection_of_preds): New function to compute the
6665 intersection of predecessors with the new flow graph structures.
6666 (sbitmap_union_of_succs): New function to compute the union of
6667 successors with the new flow graph structures.
6668 (sbitmap_union_of_preds): New function to compute the union of
6669 predecessors with the new flow graph structures.
6670 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
6671 (expr_reaches_here_p): Use edge and basic_block structures instead
6672 of s_preds and s_succs.
6673 (compute_cprop_avinout): Use new sbitmap routines.
6674 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
6675 of s_preds and s_succs.
6676 * flow.c (compute_flow_dominators): Compute dominators using
6677 edges and basic blocks instead of s_preds and s_succs.
6679 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6681 * lists.c (unused_insn_list, unused_expr_list): New file for
6682 maintaining various types of lists. New statics for maintaining a
6683 cache of available INSN_LIST and EXPR_LIST nodes.
6684 (free_list): Static function for freeing a list of INSN/EXPR nodes.
6685 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
6686 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
6687 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
6688 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
6689 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
6690 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
6691 (free_INSN_LIST_node): Free an individual INSN_LIST node.
6692 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
6693 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
6694 (remove_dependence, free_pending_lists): Use new global routines.
6695 (flush_pending_lists, sched_analyze_insn): Use new global routines.
6696 (sched_analyze, compute_block_backward_dependences): Use new routines.
6697 (sched_analyze_1, sched_analyze_2): Use new routines.
6698 (schedule_insns): Use new global routines.
6699 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
6701 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
6702 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
6704 * toplev.c (rest_of_compilation): Initialize node cache.
6705 * Makefile.in (OBJS): Add lists.o to list of object files.
6706 (lists.o): Add dependancies.
6708 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
6710 * config/v850/v850.md: Fix compile time warning messages.
6711 * config/v850/v850.c: Fix compile time warning messages.
6712 * config/v850/v850.h: Fix compile time warning messages.
6714 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6716 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
6717 Remove unused prototype for `init_lengths'.
6719 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6721 * calls.c (emit_call_1): Mark parameter `stack_size' with
6723 (expand_call): Initialize variable `insn'.
6724 (emit_library_call): Likewise for variable `high_to_save'.
6725 (emit_library_call_value): Likewise.
6726 (store_one_arg): Likewise for variables `lower_bound' and
6729 * combine.c (try_combine): Likewise for variables `i2_code_number'
6730 and `other_code_number'.
6731 (find_split_point): Likewise for variables `pos', `unsignedp' and
6733 (simplify_if_then_else): Likewise for variables `op' and `c1'.
6734 (simplify_and_const_int): Remove unused variable `width'.
6735 (merge_outer_ops): Likewise.
6737 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
6738 HOST_WIDE_INT' when comparing against one.
6739 (simplify_relational_operation): Likewise.
6740 (cse_insn): Initialize variables `src_eqv_volatile',
6741 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
6743 * final.c (init_final): Constify parameter `filename'.
6744 (final_start_function): Mark parameter `optimize' with
6746 (profile_function): Likewise for parameters `first' and `optimize'.
6747 (output_source_line): Likewise for parameter `file'.
6749 * integrate.c (subst_constants): Cast a value to `size_t' when
6750 comparing against one.
6751 (mark_stores): Initialize variable `mode'. Cast a value to
6752 `size_t' when comparing against one.
6754 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
6756 * loop.c (move_movables): Initialize variable `first'.
6757 (strength_reduce): Likewise for variable `increment'.
6758 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
6759 value to `size_t' when comparing against one.
6760 (load_mems): Initialize variable `end_label'.
6762 * output.h (init_final): Constify parameter.
6764 * reload.c (decompose): Initialize variable `base'.
6766 * reload1.c (reload): Likewise for variable `is_scalar'.
6767 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
6768 (choose_reload_regs): Initialize variable `mode'.
6769 (emit_reload_insns): Likewise for variable `store_insn'.
6770 (reload_cse_noop_set_p): Mark parameter `insn' with
6772 (reload_combine): Initialize variable `set'.
6774 * unroll.c (unroll_loop): Likewise for variable `local_label'.
6775 (copy_loop_body): Cast a value to `size_t' when comparing against
6778 * varasm.c (assemble_variable): Initialize variable `size_tree'.
6779 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
6780 (remove_from_pending_weak_list): Mark parameter `name' with
6783 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6785 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
6788 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
6790 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
6791 (ASM_DECLARE_FUNCTION_NAME): Define.
6792 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
6793 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
6794 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
6795 not already defined.
6797 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6799 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
6800 of n_popped when call/call_value are not defined.
6802 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
6804 * tm.texi: GNU CC -> GCC conversion.
6805 (CC1_SPEC): Indicate it is used for all language front ends.
6807 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
6809 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
6810 NOTE_INSN_EH_REGION_END correctly.
6812 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6813 Jeff Law <law@cygnus.com>
6815 * loop.c (strength_reduce): Automatically unroll loops if the
6816 unrolled loop size is smaller than the rolled loop size.
6818 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
6819 and delete comment that code should be rewritten.
6821 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
6823 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
6826 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
6828 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6830 * fixinc/mkfixinc.sh: Don't fix uwin headers.
6831 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
6832 (LINK_SPEC): Add -u _main when building executables.
6833 (ASM_DECLARE_FUNCTION): Update from Cygwin.
6834 (ASM_FILE_END): Use the default for ix86-pe.
6835 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
6837 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
6839 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
6840 and ASM_CLOSE_PAREN are empty strings.
6842 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
6843 Geoffrey Keating <geoffk@cygnus.com>
6845 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
6846 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
6847 (unprotoize.o): Ditto.
6848 (test-protoize-simple): Don't define STD_PROTO_DIR.
6849 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
6850 changes to make 'test-protoize-simple' pass.
6851 (STD_PROTO_DIR): Remove define.
6852 (STANDARD_EXEC_PREFIX): Supply default define.
6853 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
6854 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
6855 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
6856 (GET_ENV_PATH_LIST): New macro.
6857 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
6858 (do_processing): Initialize default_syscalls_dir using new
6859 macros. Use it to initialize syscalls_absolute_filename.
6861 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
6863 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
6864 B into a register before emit_conditional_move.
6866 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
6868 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
6869 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
6870 multiplicand out of (+ (* a b) (* c d)).
6872 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
6873 Richard Henderson <rth@cygnus.com>
6875 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
6876 (new_insn_dead_notes): Likewise.
6877 (update_n_sets): Likewise.
6878 (update_flow_info): Move to flow.c, renamed to update_life_info;
6879 extend to handle multiple source insns.
6880 * flow.c: Include resource.h
6881 (unlink_insn_chain): New.
6882 (split_hard_reg_notes): New.
6883 (maybe_add_dead_note): New.
6884 (maybe_add_dead_note_use): New.
6885 (find_insn_with_note): New.
6886 (new_insn_dead_notes): New.
6887 (update_n_sets): New.
6888 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
6889 (maybe_remove_dead_notes): New.
6890 (update_life_info): New.
6891 (prepend_reg_notes): New.
6892 (replace_insns): New.
6893 * output.h (update_life_info): Declare.
6894 * recog.c (split_block_insns): Use update_life_info.
6895 * resource.c (find_free_register): Use reg_alloc_order, don't use
6896 fixed regs, make sure the mode is supported, don't use new regs.
6898 * rtl.h (replace_insns): Declare.
6900 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
6902 * expr.c (expand_expr): Cope with COND_EXPRs with one
6903 non-returning branch.
6905 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
6907 * expr.c (store_expr): Always pass down the target, even when not
6910 1999-08-24 Nick Clifton <nickc@cygnus.com>
6912 * configure.in: Define target_cpu_default for v850 targets.
6913 * configure: Regenerate
6915 * config/v850/v850.h (TARGET_CPU_generic): Define.
6916 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
6917 addresses are 4 byte aligned.
6919 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
6922 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6924 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
6925 (main): Add prototypes.
6927 * genattrtab.c (substitute_address, write_const_num_delay_slots,
6928 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
6929 (write_attr_get): Emit prototypes along with function definition.
6930 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
6931 (write_complex_function): Emit static prototype along with
6932 function definition.
6934 * genemit.c (gen_split): Emit prototypes along with function
6937 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
6938 Likewise for predicates and `insn_operand_predicate'.
6939 (process_template): Emit static prototype along with function
6942 * genrecog.c (make_insn_sequence): Constify a char*. Add
6943 prototypes for get_split_*().
6944 (write_subroutine): Emit prototypes along with function
6947 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6949 * gcse.c (find_avail_set): Follow chains of register-register copies.
6950 Use oprs_not_set_p to guarantee that the returned value can be
6952 (cprop_insn): Don't verify the return value of find_avail_set with
6955 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
6956 (cprop_cc0_jump): New function.
6957 (cprop_insn): Break out new function cprop_jump and use it.
6958 Also use cprop_cc0_jump for machines with CC0.
6959 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
6961 * tree.h (current_function_calls_setjmp,
6962 current_function_calls_longjmp): Delete declarations.
6963 * dsp16xx.c: Include "function.h".
6964 * elxsi.c: Likewise.
6965 * gmicro.c: Likewise.
6966 * h8300.c: Likewise.
6969 * mn10200.c: Likewise.
6970 * mn10300.c: Likewise.
6971 * ns32k.c: Likewise.
6975 * rtl.h (rtx_equal_function_value_matters): Declare.
6976 * toplev.c (rtx_equal_function_value_matters): Don't declare.
6978 * function.c: Likewise.
6979 * emit-rtl.c: Likewise.
6981 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
6983 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
6986 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6988 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
6991 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
6993 * cpp.texi: Add a node documenting macro varargs (copied
6996 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
6998 * cppspec.c: Put a null pointer at the end of the new argv.
7000 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7002 * configure.in: Remove code to select/de-select the haifa
7003 scheduler. Every scheduled port gets haifa now.
7004 * configure: Rebuilt.
7005 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7007 * Makefile.in: Corresponding changes.
7009 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7011 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7012 All callers changed.
7013 (prepare_float_lib_cmp): Likewise.
7014 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7015 * expr.h (emit_float_lib_cmp): Delete declaration.
7016 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7017 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7018 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7020 (cmptf): Now conditional on TARGET_HARD_QUAD.
7022 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7024 * resource.c (mark_target_live_regs): Use
7025 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7027 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7029 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7031 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7033 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7035 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7037 * rtl.h (rtx_format): Constify a char*.
7039 * rtl.c (rtx_format): Likewise.
7040 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7041 (init_rtl): Use accessor macro, not `rtx_format'.
7043 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7046 * caller-save.c (mark_referenced_regs): Likewise.
7048 * combine.c (subst, make_compound_operation, known_cond,
7049 gen_rtx_combine, update_table_tick, get_last_value_validate,
7050 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7052 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7053 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7054 count_reg_usage): Likewise.
7056 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7059 * final.c (leaf_renumber_regs_insn): Likewise.
7061 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7062 dump_edge_info, count_reg_references): Likewise.
7064 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7065 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7068 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7069 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7070 add_label_notes): Likewise.
7072 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7073 clear_struct_flag, count_sub_rtxs, count_alternatives,
7074 compares_alternatives_p, contained_in_p, walk_attr_value,
7075 write_expr_attr_cache): Likewise.
7077 * genconfig.c (walk_insn_part): Likewise.
7079 * genemit.c (max_operand_1, gen_exp): Likewise.
7081 * genextract.c (walk_rtx): Likewise.
7083 * genflags.c (num_operands): Likewise.
7085 * genoutput.c (scan_operands): Likewise.
7087 * genpeep.c (match_rtx): Likewise.
7089 * genrecog.c (add_to_sequence): Likewise.
7091 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7094 * integrate.c (save_constants, copy_for_inline,
7095 copy_rtx_and_substitute, subst_constants, restore_constants):
7098 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7099 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7101 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7104 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7105 add_label_notes, replace_call_address, count_nonfixed_reads,
7106 invariant_p, find_single_use_in_loop, find_mem_givs,
7107 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7110 * print-rtl.c (reg_names, print_rtx): Likewise.
7112 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7114 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7115 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7116 print_blocks): Likewise.
7118 * regclass.c (fix_register, record_address_regs,
7119 reg_scan_mark_refs): Likewise.
7121 * regmove.c (stable_but_for_p): Likewise.
7123 * reload.c (loc_mentioned_in_p, operands_match_p,
7124 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7125 copy_replacements, refers_to_regno_for_reload_p,
7126 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7127 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7130 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7131 delete_address_reloads_1, count_occurrences,
7132 reload_cse_mem_conflict_p, reload_combine_note_use,
7133 add_auto_inc_notes): Likewise.
7135 * resource.c (mark_referenced_resources, mark_set_resources):
7138 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7139 reg_mentioned_p, regs_set_between_p, modified_between_p,
7140 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7141 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7142 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7143 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7145 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7147 * stupid.c (stupid_mark_refs): Likewise.
7149 * unroll.c (remap_split_bivs): Likewise.
7151 * varasm.c (mark_constants): Likewise.
7153 * a29k/a29k.c (uses_local_reg_p): Likewise.
7155 * alpha/alpha.c (summarize_insn): Likewise.
7157 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7158 eliminate_lr2ip): Likewise.
7160 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7162 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7163 reg_mentioned_in_mem): Likewise.
7165 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7166 symbolic_reference_mentioned_p): Likewise.
7168 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7170 * sh/sh.c (regs_used, mark_use): Likewise.
7172 * vax/vax.c (vax_rtx_cost): Likewise.
7174 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7176 * machmode.h (mode_name): Constify a char*.
7178 * rtl.c (mode_name): Likewise.
7180 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7182 * optabs.c (init_libfuncs): Constify a char*.
7184 * print-tree.c (mode_name): Remove redundant declaration.
7185 (print_node): Use accessor macro, not `mode_name'.
7187 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7189 (new_spill_reg): Constify a char*.
7191 * tree.c (mode_name): Remove redundant declaration.
7193 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7195 * rtl.c (rtx_name): Constify a char*.
7197 * rtl.h (rtx_name, fix_sched_param): Likewise.
7199 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7200 (mypr): Use accessor macro, not `rtx_name'.
7202 * genemit.c (print_code): Constify a char*.
7204 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7206 * genpeep.c (print_code): Constify a char*.
7208 * genrecog.c (print_code): Likewise.
7210 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7211 end_bb): Add static prototype.
7212 (draw_edge): Constify a char*.
7213 (end_bb): Remove unused parameter.
7215 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7216 print_block_visualization): Constify a char*.
7218 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7220 * c-common.c (c_get_alias_set): Update comment.
7222 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7224 * linux.h (LIB_SPEC): Added.
7226 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7228 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7230 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7232 * tree.c (expr_check): Fix typo in last change.
7234 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7236 * rtl.def (NOTE): Change format to "iuu0n".
7237 (ADDR_DIFF_VEC): Change format to "eEee0".
7238 (ADDRESSOF): Change format to "eit".
7240 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7241 (RTVEC_ELT): Change to match.
7242 (XVECEXP): Use XVEC and RTVEC_ELT.
7243 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7244 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7245 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7246 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7247 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7248 (INTVAL): Use XWINT.
7249 (ADDRESSOF_DECL): Use XTREE.
7250 (SET_ADDRESSOF_DECL): Delete.
7251 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7252 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7253 ifdefed out since 2.6 at least.
7254 (gen_rtvec_vv): Delete prototype.
7256 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7258 (copy_most_rtx): Handle 't' format letter.
7259 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7260 (gen_rtvec_vv): Delete function. All callers changed to use
7261 gen_rtvec_v instead.
7262 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7263 the '0' format letter.
7265 * function.c (gen_mem_addressof): Don't use
7266 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7268 * integrate.c (copy_rtx_and_substitute): Likewise.
7269 Copy 't' slots with XTREE.
7270 (subst_constants): Treat 't' slots like '[swi]' slots.
7271 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7272 * jump.c (rtx_equal_for_thread_p): Likewise.
7273 * rtlanal.c (rtx_equal_p): Likewise.
7274 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7275 only four arguments.
7276 * gengenrtl.c (type_from_format): Provide correct types for
7280 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7281 If a recent gcc is in use (always in stage2 and beyond), use
7282 statement expressions, so we don't make a function call unless
7283 the check fails. Evaluate arguments exactly once.
7284 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7285 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7287 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7288 they evaluate their arguments exactly once, irrespective of
7289 the compiler in use.
7291 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7292 is used by the currently-enabled check macros. This is:
7293 (tree_check_failed, tree_class_check_failed): For gcc.
7294 (tree_check, tree_class_check, cst_or_constructor_check,
7295 expr_check): For other compilers.
7297 * gencheck.c: Do not define any *_CHECK1 macros.
7299 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7300 Mark Mitchell <mark@codesourcery.com>
7302 * c-common.c (c_get_alias_set): Fix support for poitners and
7305 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7307 * alias.c: Include tree.h.
7308 (nonlocal_reference_p, mark_constant_function): New functions.
7309 * flow.c (life_analysis): Call mark_constant_function.
7310 * rtl.h (mark_constant_function): Declare it.
7312 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7314 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7315 unrecognisable switches.
7317 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7319 * loop.c (recombine_givs): Set ix field after sorting.
7320 (recombine_givs): Remove bogus index / giv lockstep looping.
7322 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7324 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7326 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7327 (do_cmp_and_jump): Formatting fixes.
7328 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7329 do_compare_rtx_and_jump instead of compare_from_rtx.
7330 (do_compare_rtx_and_jump): New function; mostly copied from
7332 (do_jump_for_compare): Delete.
7333 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7335 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7336 of compare/do_jump_for_compare pairs.
7337 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7338 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7339 compare_from_rtx/do_jump_for_compare pairs.
7340 (do_jump_by_parts_equality): Likewise.
7341 (do_jump_by_parts_equality_rtx): Likewise.
7342 * expr.h (do_compare_rtx_and_jump): Declare.
7343 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7344 that used to be in emit_cmp_insn.
7345 (cmp_available_p): New function.
7346 (prepare_operand): New function.
7347 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7348 to be in emit_cmp_insn.
7349 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7350 parameters to be pointers; don't emit final compare but modify some of
7351 the values pointed to by the args so the caller can perform the
7353 (expand_binop): Call emit_store_flag_force with signed forms of
7355 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7356 emit_jump_insn pair.
7357 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7358 emit_cmp_and_jump_insn_1. Call emit_queue.
7359 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7361 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7362 jump sets cc0 before deleting it.
7363 * integrate.c (expand_inline_function): Likewise.
7364 * unroll.c (unroll_loop): Similar changes in several places.
7365 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7368 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7370 * Makefile.in (insn-recog.o): Update dependencies.
7371 * genrecog.c (main): Make generated file include "function.h".
7373 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7375 * cse.c (cse_insn): Call never_reached_warning when a jump is
7376 changed to be unconditional.
7377 * flags.h: Declare warn_notreached.
7378 * flow.c (delete_block): Call never_reached_warning when
7380 * jump.c (delete_barrier_successors): Call never_reached_warning
7381 when we delete everything after a BARRIER.
7382 (never_reached_warning): New function.
7383 * rtl.h: Declare never_reached_warning.
7384 * toplev.c (warn_notreached): New variable.
7385 (lang_independent_options): Set warn_notreached
7386 when -Wunreachable-code.
7387 (compile_file): We need line numbers for -Wunreachable-code.
7389 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7391 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7392 * sched.c (insn_unit): Likewise.
7394 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7396 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7398 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7400 * flow.c (create_edge_list): Use xmalloc, not malloc.
7402 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7404 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7405 C-style comments. Do not lose the character before double slash.
7407 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7409 * basic-block.h (struct edge_list): Stucture to maintain a vector
7411 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7412 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7413 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7414 New function prototypes.
7415 * flow.c (create_edge_list): Function to create an edge list.
7416 (free_edge_list): Discards memory used by an edge list.
7417 (print_edge_list): Debug output showing an edge list.
7418 (verify_edge_list): Internal consistency check for an edge list.
7419 (find_edge_index): Function to find an edge index for a pred and succ.
7421 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7423 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7426 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7428 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7430 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7432 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7434 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7436 * toplev.c (rest_of_compilation): Allow machine dependent
7437 reorganisation pass to place information into the RTL dump
7438 file if it so wishes.
7440 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7442 * explow.c (hard_function_value): Use VOIDmode instead of
7444 * stmt.c (expand_return): Likewise.
7445 * stor-layout.c (get_best_mode): Likewise.
7447 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7448 emit call instead of emit_insn call.
7450 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7452 * configure.in: Handle --disable/enable-win32-registry.
7453 * install.texi: Document --disable/enable-win32-registry.
7454 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7455 (WIN32_REGISTRY_KEY): New macro.
7456 * prefix.c: Use to enable/disable win32-specific code.
7457 (lookup_key): Use versioned key.
7458 * configure: Regenerate.
7459 * config.in: Likewise.
7461 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7463 * cpplib.c (read_line_number): New fn, split out of...
7466 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7468 tree.c (lang_unsave_expr_now) : New.
7469 (unsave_expr_now): Call lang_unsave_expr_now.
7470 tree.h (lang_unsave_expr_now) : New.
7472 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7474 * toplev.c (flag_new_exceptions): On by default.
7476 1999-08-13 Michael Meissner <meissner@cygnus.com>
7478 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7480 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7482 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7483 INTEGER_TYPE with precision==1, it's __java_boolean.
7485 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7487 * global.c (prune_preferences): Move some invariants out of the
7490 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7492 * configure.in (alpha*-dec-osf*): Add osf5.
7494 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7496 * configure.in: Rework handling of ARM GNU/Linux slightly.
7497 (arm*-*-linux-gnuoldld): New target.
7498 * configure: Regenerate.
7499 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7500 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7501 * config/arm/linux-oldld.h: New file.
7502 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7503 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7505 * config/arm/linux-elf.h (ASM_SPEC): Define.
7506 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7507 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7508 for 26-bit APCS and old linker.
7509 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7511 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7512 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7513 don't define `arm' or `arm_elf'.
7514 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7515 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7517 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7519 * rtl.texi: Fix typo.
7521 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7523 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7525 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7527 * extend.texi (C++ Signatures): Remove node.
7528 * invoke.texi: Remove discussion of -fhandle-signatures,
7529 signature, sigof, __signature__, and __sigof__.
7531 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7533 * Makefile.in (JAVAGC): Removed.
7535 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7537 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7539 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7541 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7543 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7545 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7546 a register that is already known to be a pointer.
7548 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7550 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7551 * fixinc/inclhack.sh: Regenerated.
7552 * fixinc/fixincl.sh: Regenerated.
7554 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7556 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7557 Fix documentation of -ansi flag to describe its C++ behavior.
7558 Remove bogus reference to GCC 2.9.
7560 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7562 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7563 note if it is non-NULL.
7565 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7567 * except.h (eh_nesting_info): Add new structure defintion.
7568 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7569 (reachable_handlers, update_rethrow_references): Add function
7571 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7572 a rethrow symbol instead of an integer exception region number.
7573 * flow.c (Make_edges): Use new exception nesting routines to determine
7574 which handlers are reachable from a CALL or asynchronous insn.
7575 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7577 (delete_eh_regions): Update rethrow labels, and don't delete
7578 regions which are the target of a rethrow.
7579 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7580 avoid overloading the SYMBOL_REF_USED flag.
7581 (rethrow_symbol_map): Use new rethrow_ref field.
7582 (rethrow_used): Use new rethrow_ref field.
7583 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7584 of an integer. Fix formatting.
7585 (output_exception_table_entry): Use new rethrow_ref field.
7586 (can_throw): Check for EH_REGION_NOTE before deciding
7587 whether a CALL can throw or not.
7588 (scan_region): Call rethrow_used() instead of accessing data structure.
7589 (update_rethrow_references): New function to make sure only regions
7590 which are still targets of a rethrow are flagged as such.
7591 (process_nestinfo): New static function to initialize a handler
7592 list for a specific region.
7593 (init_eh_nesting_info): New function to allocate and initialize
7594 the list of all EH handlers reachable from all regions.
7595 (reachable_handlers): New function to retrieve the list of handlers
7596 reachable from a specific region and insn.
7597 (free_eh_nesting_info): New function to dispose of a list of
7600 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7602 * flow.c (split_edge): Set JUMP_LABEL field.
7603 (commit_one_edge_insertion): Set head correctly for insert_before.
7604 When inserting insns, update insn block numbers if allocated.
7606 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7608 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7609 retry_incomplete_types): Add static prototype.
7610 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7611 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7612 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7613 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7614 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7617 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7618 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7620 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7622 * output.h (assemble_name): Constify a char*.
7624 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7625 assemble_variable, assemble_name): Likewise.
7627 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7629 * arm/pe.c (arm_pe_unique_section): Likewise.
7631 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
7633 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
7635 * i386/interix.c (i386_pe_unique_section): Likewise.
7637 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
7639 * i386/winnt.c (i386_pe_unique_section): Likewise.
7641 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
7643 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
7645 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
7647 * pa/pa.c (output_call): Likewise.
7649 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
7651 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
7653 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
7656 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
7659 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
7661 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
7662 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
7664 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
7666 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7668 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
7670 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7672 * tree.h (lang_identify): Constify a char*.
7673 (print_error_function): Add extern prototype. Constify a char*.
7675 * c-lang.c (lang_identify): Constify a char*.
7677 * objc/objc-act.c (lang_identify): Constify a char*.
7679 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7681 * genpeep.c (main): Make generated file include "function.h".
7682 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
7684 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7686 * Makefile.in: Update dependencies.
7687 * alias.c: Include "function.h"
7688 * c-decl.c: Likewise.
7689 * caller-save.c: Likewise.
7690 * calls.c: Likewise.
7691 * combine.c: Likewise.
7693 * explow.c: Likewise.
7694 * final.c: Likewise.
7695 * global.c: Likewise.
7696 * graph.c: Likewise.
7697 * local-alloc.c: Likewise.
7699 * optabs.c: Likewise.
7700 * profile.c: Likewise.
7701 * recog.c: Likewise.
7702 * regclass.c: Likewise.
7703 * regmove.c: Likewise.
7704 * reload.c: Likewise.
7705 * reorg.c: Likewise.
7706 * resource.c: Likewise.
7707 * sched.c: Likewise.
7708 * stupid.c: Likewise.
7709 * config/1750a/1750a.c: Likewise.
7710 * config/a29k/a29k.c: Likewise.
7711 * config/arc/arc.c: Likewise.
7712 * config/arm/arm.c: Likewise.
7713 * config/arm/thumb.c: Likewise.
7714 * config/c4x/c4x.c: Likewise.
7715 * config/clipper/clipper.c: Likewise.
7716 * config/convex/convex.c: Likewise.
7717 * config/fx80/fx80.c: Likewise.
7718 * config/i860/i860.c: Likewise.
7719 * config/m68k/m68k.c: Likewise.
7720 * config/m88k/m88k.c: Likewise.
7721 * config/mips/mips.c: Likewise.
7722 * config/pdp11/pdp11.c: Likewise.
7723 * config/pyr/pyr.c: Likewise.
7724 * config/romp/romp.c: Likewise.
7725 * config/sh/sh.c: Likewise.
7726 * config/tahoe/tahoe.c: Likewise.
7727 * config/vax/vax.c: Likewise.
7728 * config/we32k/we32k.c: Likewise.
7729 * config/sparc/sparc.c: Include "function.h".
7730 (mem_min_alignment): Test current_function rather than
7731 regno_pointer_align.
7732 * config/pa/pa.c: Likewise.
7733 (compute_frame_size): Delete declaration of
7734 current_function_outgoing_args_size.
7735 * config/arc/arc.h (current_function_varargs): Delete declaration.
7736 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
7738 * config/i370/i370.h (current_function_outgoing_args_size): Delete
7740 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
7741 current_function_uses_pic_offset_table.
7742 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
7743 of current_function_returns_pointer.
7744 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7745 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7746 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7747 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7748 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7749 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7750 * config/m88k/m88k.c: Include "function.h"
7751 (call_used_regs, current_function_pretend_args_size,
7752 current_function_outgoing_args_size, frame_pointer_needed): Delete
7754 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
7756 * config/mips/mips.h (current_function_calls_alloca): Delete
7758 * config/mn10200/mn10200.h (current_function_needs_context,
7759 rtx_equal_function_value_matters): Delete declarations.
7760 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
7761 flag_pic): Delete declarations.
7762 * config/pa/pa.h (current_function_pretend_args_size,
7763 current_function_decl): Delete declarations.
7764 * config/pa/som.h (current_function_varargs): Delete declaration.
7765 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
7767 * config/pyr/pyr.h (current_function_pretend_args_size,
7768 current_function_args_size, current_function_calls_alloca): Delete
7770 * config/sh/sh.h (current_function_varargs): Delete declaration.
7771 * config/sparc/sparc.h (current_function_outgoing_args_size,
7772 current_function_calls_alloca, current_function_decl): Delete
7774 * config/spur/spur.h (current_function_pretend_args_size,
7775 current_function_calls_alloca): Delete declarations.
7776 * config/v850/v850.c (current_function_outgoing_args_size): Delete
7778 * config/vax/vms.h (current_function_name): Delete declaration.
7779 * gcse.c: Include "function.h".
7780 (current_function_name, current_function_calls_setjmp): Delete
7782 * haifa-sched.c: Include "function.h".
7783 (forced_labels): Delete declaration.
7785 * reg-stack.c: Likewise.
7786 * reload1.c: Likewise.
7787 * genemit.c (main): Make generated file include function.h.
7788 * genoutput.c (output_prologue): Likewise.
7790 * builtins.c (saveregs_value, apply_args_value): Delete variables.
7791 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
7792 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
7793 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
7794 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
7795 macros for some of them.
7796 (emit_filename, emit_lineno): Delete declarations.
7797 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
7798 regno_pointer_* variables through current_function.
7799 (gen_inline_header_rtx): Delete function.
7800 (save_emit_status): Delete function.
7801 (set_new_last_label_num): New function.
7802 (clear_emit_caches): New function.
7803 (restore_emit_status): Just clear last_labelnum and call
7805 (get_last_insn_anywhere): Variable sequence_stack is now accessed
7806 through macro seq_stack.
7807 (add_insn_after): Likewise.
7808 (add_insn_before): Likewise.
7809 (remove_insn): Likewise.
7810 (pop_topmost_sequence): Likewise.
7811 (in_sequence_p): Likewise.
7812 (start_sequence_for_rtl_expr): Likewise.
7813 (start_sequence): Likewise, and likewise for
7814 sequence_rtl_expr/seq_rtl_expr.
7815 (push_topmost_sequence): Likewise.
7816 (end_sequence): Likewise.
7817 (init_virtual_regs): Now takes a "struct emit_status *" argument.
7818 All callers changed. Store into that pointer instead of globals.
7819 (init_emit): Allocate emit elt of current_function.
7820 Changes for sequence_rtl_expr/sequence_stack renaming.
7821 Call clear_emit_caches instead of doing it in-line.
7822 Access regno_pointer_* variables through current_function.
7823 (init_emit_once) Don't clear sequence_stack.
7825 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
7827 (arg_pointer_save_area): Delete declaration.
7828 (finish_expr_for_function): Renamed from init_queue; no longer static.
7829 (init_expr): Don't call init_queue.
7830 (save_expr_status, restore_expr_status): Delete functions.
7831 (expand_expr): Changes to reflect new layout of struct function.
7832 Don't access current_function_check_memory_usage when current_function
7834 * expr.h (forced_labels, save_expr_regs, saveregs_value,
7835 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
7836 current_function_outgoing_args_size, current_function_arg_offset_rtx,
7837 current_function_uses_const_pool, function_call_count,
7838 current_function_uses_pic_offset_table, nonlocal_labels,
7839 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
7840 current_function_check_memory_usage, nonlocal_goto_handler_slots,
7841 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
7843 (finish_expr_for_function): Declare.
7844 * flags.h (current_function_has_nonlocal_label,
7845 current_function_has_nonlocal_goto, current_function_is_thunk,
7846 current_function_has_computed_jump): Delete declarations.
7847 * flow.c (forced_labels): Delete declaration.
7848 * function.c (current_function_pops_args,
7849 current_function_returns_struct, current_function_returns_pcc_struct,
7850 current_function_needs_context, current_function_calls_setjmp,
7851 current_function_calls_longjmp, current_function_has_nonlocal_label,
7852 current_function_has_nonlocal_goto, current_function_is_thunk,
7853 current_function_has_computed_jump, current_function_calls_alloca,
7854 current_function_contains_functions, current_function_returns_pointer,
7855 current_function_epilogue_delay_list, current_function_args_size,
7856 current_function_pretend_args_size, current_function_arg_offset_rtx,
7857 current_function_outgoing_args_size, current_function_varargs,
7858 current_function_stdarg, current_function_args_info, cleanup_label,
7859 current_function_name, current_function_uses_const_pool,
7860 current_function_instrument_entry_exit, current_function_return_rtx,
7861 current_function_uses_pic_offset_table, nonlocal_labels,
7862 current_function_internal_arg_pointer, current_function_cannot_inline,
7863 current_function_check_memory_usage, function_call_count,
7864 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
7865 nonlocal_goto_stack_level, return_label, save_expr_regs,
7866 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
7867 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
7868 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
7869 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
7870 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
7872 (push_function_context_to): Don't save them. Don't call
7873 save_storage_status, save_emit_status or save_expr_status.
7874 (pop_function_context_from): Don't restore them. Don't call
7875 restore_storage_status or restore_expr_status.
7876 (get_func_frame_size): New function.
7877 (get_frame_size): Use it.
7878 (assign_outer_stack_local): Reflect some member name changes in struct
7880 (put_reg_into_stack): Likewise.
7881 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
7883 (fixup_var_refs): Likewise.
7884 (fix_lexical_addr): Likewise.
7885 (trampoline_address): Likewise.
7886 (prepare_function_start): Clear field inlinable of current_function.
7887 (init_function_for_compilation): New function.
7888 (expand_dummy_function_end): New function.
7889 (expand_function_end): Call finish_expr_for_function.
7890 * function.h (struct emit_status): New; fields moved here from struct
7891 function and from global variables. Add accessor macros for some of
7893 (struct expr_status): Likewise.
7894 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
7895 (struct function): Add fields expr and emit, inlinable, inl_emit,
7896 original_arg_vector, original_decl_initial, inl_last_parm_insn,
7897 inl_max_label_num. Add many comments.
7898 Add accessor macros for all elts of struct function that no longer
7899 have a global variable.
7900 (cleanup_label, return_label, frame_offset, tail_recursion_label,
7901 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
7902 stack_slot_list): Delete declarations.
7903 (get_func_frame_size): Declare.
7904 (save_expr_status, restore_expr_status, save_emit_status,
7905 save_storage_status, restore_storage_status): Delete declarations.
7906 (init_virtual_regs): Declare.
7907 * output.h (current_function_pops_args,
7908 current_function_returns_struct, current_function_returns_pcc_struct,
7909 current_function_needs_context, current_function_calls_setjmp,
7910 current_function_calls_longjmp, current_function_calls_alloca,
7911 current_function_has_nonlocal_label, current_function_varargs,
7912 current_function_has_computed_jump, current_function_returns_pointer,
7913 current_function_contains_functions, current_function_args_size,
7914 current_function_pretend_args_size, current_function_stdarg,
7915 current_function_outgoing_args_size, current_function_args_info,
7916 current_function_name, current_function_return_rtx,
7917 current_function_epilogue_delay_list,
7918 current_function_uses_const_pool, current_function_cannot_inline):
7919 Delete declarations.
7920 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
7921 regno_reg_rtx): Delete declaration.
7922 (REGNO_POINTER_FLAG): Delete macro.
7923 * stmt.c (expand_goto): Changes to reflect that some fields in struct
7924 function were renamed.
7925 * stor-layout.c (save_storage_status, restore_storage_status): Delete
7927 * toplev.c: Include "function.h".
7928 (current_function_decl): Delete declaration.
7929 (compile_file): Call init_dummy_function_start and
7930 expand_dummy_function_end around some initializations that need to
7932 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
7933 Call init_function_for_compilation.
7934 * unroll.c: Include "function.h"
7935 (unroll_loop): Access regno_pointer_* variables through
7938 * tree.h (struct tree_decl): Add elt f to saved_insns member.
7939 (DECL_SAVED_INSNS): use it.
7940 (expand_dummy_function_end): Declare.
7941 (init_function_for_compilation): Declare.
7942 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
7943 that it's no longer an INLINE_HEADER.
7944 (expand_call): Likewise.
7945 * integrate.c (finish_inline): Delete function.
7946 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
7947 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
7948 args. Don't generate an INLINE_HEADER rtx, just return the arg
7949 vector. All callers changed.
7950 (save_for_inline_copying): Create a duplicate struct emit_status to
7951 hold the emit state for compiling the current function. Use this and
7952 the other new fields in struct function that are for integration
7953 instead of an INLINE_HEADER.
7954 Use memcpy instead of bcopy.
7955 Store the current struct function in DECL_SAVED_INSNS of fndecl.
7956 (save_for_inline_nocopy): Similar changes, except no new emit_status
7958 (expand_inline_function): Get information from function structure,
7959 not from an inline header rtx.
7960 (output_inline_function): Lose code to extract the necessary
7961 information from an inline header; simply put back the function
7962 structure into current_function. Clear its inlinable elt.
7963 * rtl.def (INLINE_HEADER): Delete.
7964 * rtl.h: Delete all accessors for an INLINE_HEADER.
7965 (gen_inline_header_rtx): Delete declaration.
7966 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
7967 Delete declarations.
7968 (REGNO_POINTER_ALIGN): Delete.
7969 (clear_emit_caches): Declare.
7970 (set_new_last_label_num): Declare.
7972 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
7974 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
7976 * except.c (expand_eh_region_start_for_decl): Always start a new block.
7977 * stmt.c (is_eh_region): Make sure current_function is present, too.
7979 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
7981 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
7982 for 64bit PA targets.
7984 * pa.h (SELECT_SECTION): Define.
7985 * som.h (SELECT_SECTION): Delete.
7987 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7989 * alias.c (init_alias_analysis): Wrap call to
7990 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
7992 1999-08-07 Bruce Korb <autogen@linuxbox.com>
7994 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
7995 <sys/asm.h> contains an asm comment with an apostrophe
7996 * fixinc/inclhack.sh: regen
7997 * fixinc/fixincl.x: regen
7999 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8001 * function.c (init_function_start): Clear prologue & epilogue.
8002 (prologue_epilogue_contains): New function.
8003 * alias.c (init_alias_analysis): Use it.
8004 * rtl.h (prologue_epilogue_contains): Declare it.
8006 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8008 * jump.c (onlyjump_p): New function.
8009 * rtl.h: Declare it.
8010 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8011 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8013 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8015 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8016 to invert loops. Simplify block scanning.
8018 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8020 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8021 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8023 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8025 * config/sparc/liteelf.h: New file to support sparclite-elf target
8026 * config/sparc/t-sp86x: New file to support sparc86x targets
8027 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8028 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8029 * configure.in: Support above target triplets
8030 * configure: Regenerated
8032 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8034 * fixinc/server.c (server_setup): Do not prefix function used as
8037 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8039 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8040 Remove fp reg alternatives.
8042 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8044 * Makefile.in (TAROUTOPTS): Kill.
8045 (install-headers-tar): Use "xpf" for tar headerfile extraction
8046 * i370/x-oe (TAROUTOPTS): Delete.
8047 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8048 * m68k/x-hp320 (TAROUTOPTS): Delete.
8049 * m68k/x-hp320g (TAROUTOPTS): Delete.
8050 * gcc.texi: Update bug reporting text.
8052 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8054 * reg-stack.c (change_stack) Fixed problem with negative array index.
8056 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8058 * extend.texi, install.texi: Fix spelling mistakes.
8060 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8061 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8062 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8064 * mips/t-ecoff: Likewise.
8065 * mips/t-elf: Likewise.
8066 * mips/t-mips: Likewise.
8067 * mips/t-osfrose: Likewise.
8068 * mips/t-r3900: Likewise.
8069 * mips/t-svr3: Likewise.
8070 * mips/t-svr4: Likewise.
8071 * mips/t-ultrix: Likewise.
8073 * gcc.texi: Document recommend means to provide software floating
8074 point libraries in libgcc.a
8076 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8078 * c-lex.c (yylex): We can have a number with no digits.
8080 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8082 * jump.c (delete_prior_computation): New function, broken
8083 out of delete_computation. Check for side effects with
8084 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8085 multi-word hard registers.
8086 (delete_computation): Use it. Check for side effects with
8087 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8088 missing REG_DEAD note for a register which is both set and
8091 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8093 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8094 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8095 (ASM_FILE_START): Import _mcount with the right type.
8096 (ASM_DECLARE_FUNCTION_NAME): Define.
8097 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8098 * pa.c (output_function_prologue): Always emit the function's label
8100 * pa.h (TEXT_SPACE_P): Define.
8101 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8102 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8103 * som.h (TEXT_SPACE_P): Delete.
8104 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8105 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8107 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8109 * expr.c (emit_group_load): Allow src to be a CONCAT.
8111 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8113 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8114 (___mulsi3): Use '!' comment character.
8116 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8118 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8120 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8122 * gcc.c: Update URLs and mail addresses.
8123 * gcc.texi: Likewise.
8125 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8127 * rs6000.c (current_file_function_operand): Return zero for
8129 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8131 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8134 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8136 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8137 allocate space in the stack frame for the PIC register.
8139 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8141 * m68k.md (xordi3, anddi3): These patterns are not available on
8144 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8146 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8147 (PUT_REAL): Likewise.
8149 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8151 * final.c (shorten_branches): Don't add an alignment for loops
8152 that have no label inside.
8154 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8156 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8157 prototypes in macro HAVE_cmpstrsi.
8159 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8161 * emit-rtl.c (operand_subword): Remove unused variable
8164 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8166 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8168 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8170 * cpphash.c (macroexpand): Delete leading whitespace when arg
8171 is concatenated before.
8172 (unsafe_chars): Correct test for whether + and - can extend a
8175 * cppinit.c (cpp_start_read): Do dependencies for
8176 -include/-imacros files also.
8178 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8179 tokenizing non-directive lines.
8180 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8181 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8184 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8186 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8188 * c-lex.c: Sync with C++ frontend.
8189 (linemode): New variable.
8190 (parse_float): imag, conversion_errno, and type are output only.
8191 (yylex): Adjust. Move initial '.' case into main switch.
8193 (handle_generic_pragma): Just deal with tokens.
8194 (readescape): Use ISXDIGIT and ISGRAPH.
8195 * c-parse.in: Add END_OF_LINE token.
8197 * c-lex.c (lang_init): Generalize.
8198 (nextchar): Remove. Replace uses with UNGETC.
8199 (skip_white_space): Handle linemode here. Optimize for cpplib.
8200 (skip_white_space_on_line): Remove.
8201 (extend_token_buffer_to): New fn.
8202 (extend_token_buffer): Use it.
8203 (read_line_number, check_newline): Just deal with tokens.
8204 (token_getch, token_put_back): New fns.
8205 (yylex): Use them. More cpplib optimizations. Simplify.
8207 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8208 Jason Merrill <jason@yorick.cygnus.com>
8210 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8211 (consume_string): Make this smart about USE_CPPLIB.
8212 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8213 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8214 Also, clean up cases where we redundantly set token_buffer[0].
8215 (read_line_number): New fn.
8216 (ignore_escape_flag): New variable.
8218 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8220 * a29k/t-a29kbare: Fix some comments.
8221 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8222 (FPBIT, DPBIT): Define.
8223 * a29k/t-vx29k: Likewise.
8224 * arc/t-arc: Likewise.
8225 * arm/t-arm-elf: Likewise.
8226 * arm/t-bare: Likewise.
8227 * arm/t-pe: Likewise.
8228 * arm/t-pe-thumb: Likewise.
8229 * arm/t-semi: Likewise.
8230 * arm/t-thumb: Likewise.
8231 * arm/t-thumb-elf: Likewise.
8232 * arm/t-thumb-linux: Likewise.
8233 * h8300/t-h8300: Likewise.
8234 * i960/t-i960: Likewise.
8235 * i960/t-vxworks960: Likewise.
8236 * m32r/t-m32r: Likewise.
8237 * mips/t-ecoff: Likewise.
8238 * mips/t-elf: Likewise.
8239 * mips/t-r3900: Likewise.
8240 * pa/t-pro: Likewise.
8241 * rs6000/t-aix43: Likewise.
8242 * rs6000/t-beos: Likewise.
8243 * rs6000/t-newas: Likewise.
8244 * rs6000/t-ppccomm: Likewise.
8245 * rs6000/t-rs6000: Likewise.
8246 * rs6000/t-winnt: Likewise.
8247 * rs6000/t-xnewas: Likewise.
8248 * rs6000/t-xrs6000: Likewise.
8249 * sh/t-sh: Likewise.
8250 * sparc/t-elf: Likewise.
8251 * sparc/t-sparcbare: Likewise.
8252 * sparc/t-sparclite: Likewise.
8253 * sparc/t-splet: Likewise.
8254 * v850/t-v850: Likewise.
8255 * mn10200/t-mn10200: Fix comments.
8256 * mn10300/t-mn10300: Likewise.
8258 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8259 dummy operand. Allocate a new pseudo for the dummy operand.
8260 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8262 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8264 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8266 * configure: Rebuilt.
8267 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8269 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8271 * recog.c (preproces_constraints): Zero recog_op_alt before
8272 processing the constraints.
8274 * arm.c (typedef minipool_node): Renamed from pool_node.
8275 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8276 (add_minipool_constant): New function.
8277 (dump_minipool): New function.
8278 (find_barrier): Remove special case for getting the insn size of
8279 an insn that references the constant pool.
8280 (minipool_fixup): New structure.
8281 (push_minipool_barrier): New function.
8282 (push_minipool_fix): New function.
8283 (note_invalid_constants): New function.
8284 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8285 (arm_reorg): Rewrite code to fix up the constant pool into a
8286 series of mini-pools embedded in the insn stream.
8287 (arm_output_epilogue): New function, made mainly from the body
8288 of output_func_epilogue.
8289 (output_func_epilogue): Move insn generation part of epilogue code
8290 to arm_output_epilogue.
8291 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8292 * arm.md (pool_range): New attribute.
8293 (zero_extendqidi2): Add attribute pool_range.
8294 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8295 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8296 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8297 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8298 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8299 (epilogue): New expand.
8300 (epilogue_insn): New insn. Call arm_output_epilogue.
8302 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8303 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8305 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8307 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8309 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8311 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8313 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8315 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8317 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8319 * global.c: Fix comment.
8321 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8323 * gcc.c (access_check): New static function.
8324 (find_a_file): Use it when searching a directory list.
8325 * collect2.c (find_a_file): Don't accept directories found when
8326 searching a directory list.
8328 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8330 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8331 function parameters with `&'.
8332 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8334 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8336 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8337 or tidy_fallthru_edge if the last insn in the block is not
8338 an unconditional jump or a simple conditional jump.
8340 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8342 * Makefile.in (c-decl.o): Depends on defaults.h.
8344 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8346 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8348 (CLASS_MAX_NREGS): Likewise.
8350 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8352 * cse.c (cse_insn): Fix dumb thinko in last change.
8354 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8356 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8359 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8361 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8362 test for sizes of passed and declared parameter types.
8364 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8366 * fixincludes: Fix the return type of bsearch, char* -> void*.
8368 * fixinc/inclhack.def: Likewise.
8370 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8372 * invoke.texi (-fdump-translation-unit): New option.
8374 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8376 * expr.h (PROMOTE_PROTOTYPES): Move ...
8377 * defaults.h: ... to here.
8378 * c-decl.c: Include defaults.h instead of expr.h.
8379 * c-typeck.c: Include defaults.h.
8381 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8383 * toplev.h (errorcount): Declare.
8384 (warningcount): Likewise.
8385 (sorrycount): Likewise.
8386 * c-lex.c (errorcount): Don't declare.
8387 * dwarf2out.c (errorcount): Don't declare.
8389 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8391 * config/libgloss.h: Add a note discouraging use with ELF.
8392 * configure.in: Don't use libgloss.h for ELF targets.
8393 Always use_collect2 on a.out targets.
8395 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8397 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8398 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8400 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8402 * loop.c (strength_reduce): When doing biv->giv conversion, update
8403 reg note of NEXT->insn.
8405 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8407 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8409 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8411 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8412 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8413 Ensure expr.h is included.
8414 * c-typecheck.c (convert_arguments): Ditto.
8416 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8418 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8419 * config/convex/convex.h: Ditto.
8420 * config/dsp16xx/dsp16xx.h: Ditto.
8421 * config/fx80/fx80.h: Ditto.
8422 * config/gmicro/gmicro.h: Ditto.
8423 * config/i370/i370.h: Ditto.
8424 * config/i386/i386.h: Ditto.
8425 * config/m32r/m32r.h: Ditto.
8426 * config/m68k/m68k.h: Ditto.
8427 * config/m88k/m88k.h: Ditto.
8428 * config/mips/mips.h: Ditto.
8429 * config/pa/pa.h: Ditto.
8430 * config/pyr/pyr.h: Ditto.
8431 * config/tahoe/tahoe.h: Ditto.
8432 * config/we32k/we32k.h: Ditto.
8434 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8437 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8439 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8442 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8444 1999-08-02 Richard Henderson <rth@cygnus.com>
8446 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8447 for the register spill block.
8449 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8450 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8452 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8453 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8454 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8456 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8458 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8459 MAX_WCHAR_TYPE defined in sparc.h.
8460 * config/sparc/linuxaout.h: Likewise.
8461 * config/sparc/linux64.h: Likewise.
8462 Also default to -mvis if CPU is UltraSPARC.
8464 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8466 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8467 (RTX_OK_FOR_OLO10): Likewise.
8468 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8469 %lo(), allow it in addresses...
8470 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8471 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8472 does not make sense.
8473 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8474 (sparc_output_scratch_registers): New function.
8475 (output_function_prologue, sparc_flat_output_function_prologue): Use
8477 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8479 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8480 * configure.in: Add check for .register pseudo-op support in as and
8481 check for offsetable %lo().
8482 * acconfig.h: Add templates for the above checks.
8483 * configure: Regenerate.
8485 1999-08-02 Richard Henderson <rth@cygnus.com>
8487 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8488 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8489 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8491 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8493 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8496 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8498 * config/float-sparc.h: New file.
8499 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8500 sparc-*-linux-gnu and sparc64-*-linux*.
8502 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8504 * rs6000.c (rs6000_va_list): Type is an array.
8505 (rs6000_va_start): Don't doubly adjust for varargs.
8506 (rs6000_va_arg): Evaluate long long GPR adjustment.
8508 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8510 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8511 -maix64 and -maix32.
8512 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8513 LINK_SPEC): Change appropriately.
8514 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8515 (u_short_cint_operand): Likewise.
8516 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8518 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8520 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8522 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8524 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8526 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8527 (non_add_cint_operand): Likewise.
8528 (logical_operand): Likewise.
8529 (non_logical_cint_operand): Likewise.
8530 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8531 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8532 (rs6000_select_rtx_section): Suppress warning.
8533 (small_data_operand): Suppress warning.
8534 (rs6000_got_register): Suppress warning.
8535 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8536 type, so `J' is generally the wrong constraint for a SImode value;
8538 (andsi3_internal2): Likewise.
8539 (andsi3_internal3): Likewise.
8540 (iorsi3_internal1): Likewise.
8541 (xorsi3_internal1): Likewise.
8543 (movsf_softfloat): Likewise.
8544 (scc insns): Likewise.
8545 (movsi+2): Preserve sign bits of SImode constant.
8546 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8547 (movdf+1): Sign-extend properly.
8548 (movdi_32+1): Sign-extend properly.
8549 (scc insns): Sign-extend properly.
8551 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8554 1999-08-02 Richard Henderson <rth@cygnus.com>
8556 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8558 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8559 * alpha.md (all fp insns): Likewise.
8561 1999-08-02 Nick Clifton <nickc@cygnus.com>
8563 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8566 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8568 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8569 pic_load_label generator directly.
8570 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8571 No longer a named pattern.
8573 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8575 * explow.c (force_reg): Call force_operand if X does not
8576 satisfy general_operand.
8578 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8580 * fix-header.c (main): When testing for CONTINUED, use string
8581 equality, not pointer equality.
8583 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8585 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8587 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8589 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8590 that has become an unconditional jump.
8592 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8593 (output_function_epilogue): Similarly.
8595 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8597 * tree.h (init_dummy_function_start): Declare.
8599 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8601 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8602 last_expr_type, last_expr_value, block_start_count, block_stack,
8603 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8604 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8605 dynamically in stmt elt of struct function for each function.
8606 (struct nesting): Rename function_call_count elt to n_function_calls,
8607 target_temp_slot_level to block_target_temp_slot_level. All users
8609 (struct stmt_status): New structure definition.
8610 Add many accessor macros for stmt_status elements which previously
8611 were global variables.
8612 (init_stmt_for_function): Allocate stmt elt for current_function.
8613 Reflect that block_start_count was renamed to
8614 current_block_start_count.
8615 (save_stmt_status, restore_stmt_status): Delete functions.
8616 (preserve_subexpressions_p): Don't access loop_stack when outside
8618 (expand_start_bindings): Reflect that block_start_count was renamed to
8619 current_block_start_count.
8620 (expand_fixup): Likewise.
8621 (expand_decl): Don't access block_stack when outside a function.
8622 (expand_decl_cleanup): Likewise.
8623 (expand_dcc_cleanup): Likewise.
8624 (expand_dhc_cleanup): Likewise.
8625 (expand_anon_union_decl): Likewise.
8626 (set_file_and_line_for_stmt): New function.
8627 (in_control_zone_p): New function.
8629 * function.h (struct function): Add new elt stmt.
8630 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8631 case_stack, nesting_stack, nesting_depth, block_start_count,
8632 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
8633 emit_lineno, goto_fixup_chain.
8634 (save_eh_status, restore_eh_status, save_stmt_status,
8635 restore_stmt_status): Delete declarations.
8636 * function.c (push_function_context_to): Don't call save_stmt_status.
8637 (pop_function_context_to): Don't call restore_stmt_status.
8638 * tree.h (in_control_zone_p): Declare.
8639 * rtl.h (set_file_and_line_for_stmt): Declare.
8641 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
8642 call set_file_and_line_for_stmt.
8644 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
8646 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
8647 Also update copyright.
8649 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8651 * c-pragma.c: Don't include "except.h".
8652 * emit-rtl.c: Likewise.
8653 * stor-layout.c: Likewise.
8655 * varasm.c: Likewise.
8657 * flow.c: Include "function.h".
8658 * tree.h (init_dummy_function_start): Declare new function.
8660 * except.h (struct eh_status): New structure.
8661 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
8663 (eh_return_stub_label, ehstack, catchstack, ehqueue,
8664 catch_clauses, false_label_stack, caught_return_label_stack,
8665 protect_list, current_function_ehc): Add accessor macros for the
8666 corresponding fields in current_function->eh; delete declarations
8667 for all items that used to be declared here.
8668 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
8669 catch_clauses, false_label_stack, caught_return_label_stack,
8670 protect_list, current_function_ehc): Delete variables.
8671 (init_eh_for_function): Allocate current_function->eh.
8672 (save_eh_status, restore_eh_status): Delete functions.
8674 * function.h (struct function): Add fields next_global and eh.
8675 Delete all exception handling related fields.
8676 * function.c (current_function): New variable.
8677 (all_functions): New variable.
8678 (push_function_context_to): Don't allocate a struct function,
8679 use current_function instead. Call init_dummy_function_start when
8680 outside a function. Clear current_function before returning.
8681 (pop_function_context_from): Restore current_function.
8682 Don't free the restored struct function.
8683 (prepare_function_start): New function.
8684 (init_dummy_function_start): New function.
8685 (init_function_start): Break out some code into prepare_function_start
8688 * stmt.c (save_stmt_status): Don't call save_eh_status.
8689 (restore_stmt_status): Don't call restore_eh_status.
8691 * Makefile.in: Update dependencies.
8693 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
8695 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
8696 of depending on a magic constant value. Update comments.
8697 (hppa_expand_prologue): Similarly.
8699 * pa.md (reload_indi, reload_outdi): Allow any register for the
8700 original reload register.
8702 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
8704 * cccp.c (print_help): Change marcos to macros.
8706 1999-07-30 Richard Henderson <rth@cygnus.com>
8708 * c-typeck.c (initializer_constant_valid_p): Move ...
8709 * c-common.c (initializer_constant_valid_p): ... here. Use
8710 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
8712 * c-common.h (initializer_constant_valid_p): Declare.
8713 * c-tree.h (initializer_constant_valid_p): Remove.
8715 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
8717 * config/i386/sol2-c1.asm: Align the stack.
8718 * config/i386/sol2-gc1.asm: Likewise.
8720 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
8722 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
8723 -Asparclite for sparc86x.
8724 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
8726 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
8728 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
8730 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
8731 the user if using the non-default arch size in BI_ARCH configuration.
8732 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
8734 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
8735 Fix patterns so that they actually match.
8736 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
8737 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
8738 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
8740 (mulsidi3): Reflect this in the expand.
8741 (smulsi3_highpart): Only on TARGET_ARCH32.
8742 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
8743 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
8744 (umulsidi3): Reflect this in the expand.
8745 (umulsi3_highpart): Only on TARGET_ARCH32.
8746 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
8747 don't require g0 to be zero.
8748 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
8749 ({,u}divsi3): New expands.
8750 ({,u}divsi3_sp64): New patterns.
8751 (after lshrdi3_v8plus): Four new patterns to help combiner
8752 optimizing nested mixed mode shifts.
8754 * config/sparc/sparc.c (sparc_override_options): Use deprecated
8755 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
8756 speed things up. Don't use them by default on plain v9 in 64bit
8757 mode, according to what SPAMv9 sais.
8759 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
8760 top 32 bits of %[og][0-7] in signal handlers.
8761 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
8763 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
8765 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
8766 (ashlsi3): Corresponding changes.
8768 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
8770 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
8772 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
8774 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8776 * arm.h (Hint): Delete macro.
8777 Substitute HOST_WIDE_INT for Hint in some prototypes.
8778 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
8780 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
8782 * builtins.c (expand_builtin_setjmp): Use force_operand to
8783 make sure that the buffer address is in a suitable form to be
8784 passed to force_reg.
8786 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
8788 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
8791 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
8793 * pa.md (indirect_jump): Remove mode from match_operand. Verify
8794 proper mode in the condition string.
8795 (icacheflush, dcacheflush): Remove modes from match_operands.
8797 * pa.c (emit_move_sequence): Always convert scratch_reg to the
8798 proper mode before using it.
8800 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
8803 * pa.c (store_reg): Do not call add_high_const generator directly.
8804 (load_reg, set_reg_plus_d): Likewise.
8805 * pa.md (add_high_const): No longer a named pattern.
8807 * pa.c (legitimize_address): Consistently use Pmode rather than
8808 SImode. Do not call gen_pic2_highpart directly anymore.
8809 * pa.md (pic2_highpart): No longer a named pattern.
8810 (pic2_lo_sum): Similarly. Reformat to make more readable.
8812 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
8817 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8819 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
8821 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
8823 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
8824 and tag the spill mems.
8825 (hppa_va_start): New.
8827 * pa.h (EXPAND_BUILTIN_VA_START): New.
8828 (EXPAND_BUILTIN_VA_ARG): New.
8830 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
8832 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
8833 and tag the spill mems.
8834 (mn10300_va_start): New.
8835 (mn10300_va_arg): New.
8836 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
8837 (EXPAND_BUILTIN_VA_ARG): New.
8839 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
8841 * mn10200.c (mn10200_va_arg): New.
8842 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
8844 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
8846 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
8847 rather than play with TREE_INT_CST_LOW.
8849 1999-07-27 Philip Blundell <pb@nexus.co.uk>
8851 * config/arm/telf.h: Include dbxelf.h.
8852 (CPP_PREDEFINES): Only define if not already defined.
8853 (ASM_IDENTIFY_GCC): Likewise.
8854 (SUBTARGET_EXTRA_SECTIONS): Likewise.
8855 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
8856 * config/arm/thumb.h (LINK_SPEC): Only define if not already
8858 (DBX_DEBUGGING_INFO): Don't define.
8859 * config/arm/linux-telf.h: New file.
8860 * config/arm/linux-tgas.h: New file.
8861 * config/arm/t-thumb-linux: New file.
8862 * config/arm/uclinux-elf.h: New file.
8863 * config/arm/uclinux-telf.h: New file.
8864 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
8865 thumb-*-uclinux): New targets.
8866 * configure: Regenerate.
8868 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
8870 * pa.md (post_store, pre_load): New expanders.
8871 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
8872 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
8873 need to directly generate RTL for them.
8874 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
8877 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
8879 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
8880 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
8881 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
8882 (secndary_reload_class): Make TARGET_ELF conditional compile.
8883 (print_operand_address): Similar.
8884 (output_toc): Print all values as hex.
8885 (get_issue_rate): Rearrange and add RS64A and PPC630.
8886 * rs6000.h (processor_type): Add RS64A and PPC630.
8887 (PROCESSOR_POWERPC64): New.
8888 (PROMOTE_MODE): Use word_mode.
8889 (RTX_COSTS): Add RS64A and PPC630.
8890 * rs6000.md (scheduling information): Add lmul and ldiv
8891 representing 64-bit integer multiply and divide. Add rs64a and
8893 (ashldi3): Add support for "rldic" instruction.
8894 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
8896 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
8898 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
8899 instead of V8 for sparclite86x in cpu_table.
8901 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8903 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
8904 output_file_directive.
8906 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
8908 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
8909 tree for op1, not the rtl.
8911 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
8913 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
8914 to m88k_va_start, leaving only the register spill.
8915 (m88k_build_va_list): New.
8916 (m88k_va_start): New.
8918 * m88k.h (BUILD_VA_LIST_TYPE): New.
8919 (EXPAND_BUILTIN_VA_START): New.
8920 (EXPAND_BUILTIN_VA_ARG): New.
8922 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
8924 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
8925 Rename from expand_builtin_saveregs.
8926 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
8928 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
8930 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
8931 for the register spill block.
8932 (i960_build_va_list): New.
8933 (i960_va_start): New.
8935 * i960.h (BUILD_VA_LIST_TYPE): New.
8936 (EXPAND_BUILTIN_VA_START): New.
8937 (EXPAND_BUILTIN_VA_ARG): New.
8938 * i960.md (store_multiple): Use change_address on individul mems.
8940 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
8942 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
8944 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
8945 (expand_builtin_va_end): Evaluate arg for side effects.
8946 * c-common.c (c_common_nodes_and_builtins): Construct a
8947 va_list_arg_type_node to handle array decomposition to pointer.
8949 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
8951 * except.c (start_dynamic_cleanup): Use force_operand on the
8954 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
8956 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
8957 * c4x.c (c4x_va_arg): New.
8959 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
8961 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
8964 1999-07-26 Nathan Sidwell <nathan@acm.org>
8966 * eh-common.h (__eh_matcher): Prototype correctly.
8968 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
8970 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
8971 (TARGET_SINGLE_PIC_BASE): Likewise.
8972 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
8974 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
8975 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
8976 (TARGET_OPTIONS): Add -mpic-register=N.
8977 (OUTPUT_INT_ADDR_CONST): New macro.
8978 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
8979 LEGITIMATE_PIC_OPERAND_P): Likewise.
8980 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
8981 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
8982 output_addr_const directly.
8983 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
8985 (thumb_pic_register, thumb_pic_register_string): Declare.
8987 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
8989 (label_mentioned_p): New function: Imported from arm.c.
8990 (legitimize_pic_address): New function: Imported from arm.c.
8991 (is_pic):New function: Imported from arm.c.
8992 (thumb_finalize_pic):New function: Imported from arm.c.
8993 (add_constant): Cope with PIC constants.
8994 (fixit): Cope with PIC constants.
8995 (output_return): Do not treat the PIC register as live if
8996 TARGET_SINGLE_PIC_BASE is true.
8997 (thumb_function_prologue): Do not treat the PIC register as live if
8998 TARGET_SINGLE_PIC_BASE is true.
8999 (thumb_expand_prologue): Do not treat the PIC register as live if
9000 TARGET_SINGLE_PIC_BASE is true.
9001 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9002 TARGET_SINGLE_PIC_BASE is true.
9003 (thumb_print_operand): Accept '|'.
9004 (thumb_override_options): Process PIC options.
9006 * config/arm/thumb.md (movsi): Support PIC.
9007 (call_insn): Change "i" constraint to "X".
9008 (call_value_insn): Likewise.
9009 (consttable_4, consttable_8, consttable_end): Set and clear
9010 "making_const_table" as appropriate.
9011 (pic_load_addr, pic_add_dot_plus_four): New insns.
9013 * invoke.texi (Thumb Options): Fix spelling. Document new
9014 options -msingle-pic-base and -mpic-register=.
9016 1999-07-26 Andrew Haley <aph@cygnus.com>
9018 * config/m32r/initfini.c (__init): Use a full word immediate for
9019 __fini: this allows it to be placed in any memory region.
9021 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9022 -mmodel=medium. This is OK for all memory models.
9024 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9026 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9027 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9029 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9031 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9034 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9036 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9038 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9039 (BUILD_VA_LIST_TYPE): New.
9040 (EXPAND_BUILTIN_VA_START): New.
9041 (EXPAND_BUILTIN_VA_ARG): New.
9042 * i860.c (output_delayed_branch): Disable.
9043 (output_delay_insn): Likewise.
9044 (i860_saveregs): New.
9045 (i860_build_va_list): New.
9046 (i860_va_start): New.
9048 * i860.md: Disable all peepholes using output_delayed_branch.
9049 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9051 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9053 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9054 (BUILD_VA_LIST_TYPE): New.
9055 (EXPAND_BUILTIN_VA_START): New.
9056 (EXPAND_BUILTIN_VA_ARG): New.
9057 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9058 Return the address of the save area.
9059 (clipper_build_va_list): New.
9060 (clipper_va_start): New.
9061 (clipper_va_arg): New.
9063 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9065 * arc.h (EXPAND_BUILTIN_VA_START): New.
9066 (EXPAND_BUILTIN_VA_ARG): New.
9067 * arc.c (arc_setup_incoming_varargs): Set alias set of
9069 (arc_va_start): New.
9072 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9074 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9075 (BUILD_VA_LIST_TYPE): New.
9076 (EXPAND_BUILTIN_VA_START): New.
9077 (EXPAND_BUILTIN_VA_ARG): New.
9078 * alpha.c (alpha_builtin_saveregs): Delete.
9079 (alpha_build_va_list): New.
9080 (alpha_va_start): New.
9081 (alpha_va_arg): New.
9083 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9085 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9087 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9088 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9090 * gcc.texi: More changes related to list conversion.
9091 * invoke.texi: Likewise.
9093 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9095 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9096 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9097 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9098 (stabilize_va_list): New function.
9099 (std_expand_builtin_va_start): New function.
9100 (expand_builtin_va_start): New function.
9101 (get_varargs_alias_set): New function.
9102 (std_expand_builtin_va_arg): New function.
9103 (expand_builtin_va_arg): New function.
9104 (expand_builtin_va_end): New function.
9105 (expand_builtin_va_copy): New function.
9106 (expand_builtin): Call them.
9107 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9108 __builtin_{varargs_start,stdarg_start,end,copy}.
9109 (build_va_arg): New function.
9110 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9111 (build_va_arg): Declare.
9112 * c-decl.c (ptr_type_node, va_list_type_node): New.
9113 * c-parse.gperf (__builtin_va_arg): New.
9114 * c-parse.in (VA_ARG): New token.
9115 (unary_expr): Recognize it.
9116 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9117 * expr.h (std_expand_builtin_va_start): Declare.
9118 (std_expand_builtin_va_arg): Declare.
9119 (expand_builtin_va_arg): Declare.
9120 (get_varargs_alias_set): Declare.
9121 * tree.def (VA_ARG_EXPR): New.
9122 * tree.h (BUILT_IN_VARARGS_START): New.
9123 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9124 (ptr_type_node, va_list_type_node): Declare.
9125 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9126 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9127 * m88k.h, m88k.c: Likewise.
9128 * mn10300.h, mn10300.c: Likewise.
9129 * pa.h, pa.c: Likewise.
9130 * rs6000.h, rs6000.c: Likewise.
9131 * sh.h, sh.c: Likewise.
9132 * sparc.h, sparc.c: Likewise.
9134 * emit-rtl.c (operand_subword): Copy alias set.
9135 (change_address): Likewise.
9137 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9139 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9140 not just the first one.
9142 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9144 * config/arm/arm.h (TARGET_SWITCHES): Add
9145 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9146 (TARGET_OPTIONS): Add -mpic-register=.
9147 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9148 (arm_pic_register_string): Declare.
9149 (NEED_PLT_GOT): Delete, replace with ...
9150 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9151 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9152 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9153 * config/arm/arm.c (arm_override_options): Add new option
9155 (arm_pic_register_string): New variable.
9156 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9157 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9158 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9159 (output_return_instruction): Likewise.
9160 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9161 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9162 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9164 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9165 mention of -msched-prolog. Document new options -msingle-pic-base
9166 and -mpic-register=.
9168 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9170 * haifa-sched.c (reemit_notes): Tidy.
9171 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9174 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9176 * explow.c (trunc_int_for_mode): New function.
9177 (plus_constant_wide): Use it.
9178 * combine.c (simplify_and_const_int): Likewise.
9179 (merge_outer_ops): Likewise.
9180 (simplify_shift_const): Likewise.
9181 * cse.c (simplify_unary_operation): Likewise.
9182 (simplify_binary_operation): Likewise.
9183 * emit-rtl.c (operand_subword): Likewise.
9184 * rtl.h: Declare it.
9186 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9188 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9189 (use NUM_REGS instead of NUM_INTS).
9191 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9193 * builtins.c: New file.
9194 * expr.c (saveregs_value, apply_args_value): Delete definition,
9195 moved into builtins.c.
9196 (string_constant): No longer static.
9197 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9198 apply_args_size, apply_result_size, result_vector,
9199 expand_builtin_apply_args, expand_builtin_apply,
9200 expand_builtin_return): Delete functions, moved into builtins.c.
9201 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9202 * expr.h (saveregs_value, apply_args_value): Declare variables.
9203 (expand_builtin, string_constant): Declare functions.
9204 * Makefile.in: Update to build builtin.o.
9206 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9208 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9209 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9210 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9211 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9213 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9216 1999-07-21 Michael Meissner <meissner@cygnus.com>
9218 * print-rtl.c (print_rtx): Print the names of the virtual
9221 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9223 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9224 introduced in previous delta.
9226 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9228 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9229 to avoid name clash.
9231 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9233 * c-lex.c (yylex) : Correct the test for overflow when lexing
9236 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9238 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9239 (adjust_priority): Always call ADJUST_PRIORITY.
9240 (schedule_insn): Only put insns into the ready at cost 0.
9241 (schedule_block): Remove redundant initial sort. Give clock_var
9242 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9244 * tm.texi (MD_SCHED_REORDER): Update docs.
9246 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9247 * sparc.c (ultra_reorder_called_this_block): Delete.
9248 (ultrasparc_sched_init): Don't set it.
9249 (ultrasparc_sched_reorder): Don't check it.
9251 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9253 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9254 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9255 (function_arg_boundary): Align DFmode.
9256 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9257 to get fp reg and stack overflow correct.
9258 (function_arg): Likewise.
9259 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9260 (setup_incoming_varargs): Restructure for ABI_V4; use
9261 function_arg_advance to skip final named argument.
9262 (expand_builtin_saveregs): Properly unskip the last integer arg
9263 when doing varargs. Adjust overflow location calculation.
9265 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9266 explicitly unsigned.
9267 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9268 (__VA_GP_REGSAVE): Similarly.
9269 (__va_longlong_p): Delete.
9270 (__va_arg_type_violation): New declaration.
9271 (va_arg): Restructure. Flag promotion errors. Align double.
9272 TFmode passed by reference.
9274 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9275 in the HOST_BITS_PER_WIDE_INT > 32 case.
9277 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9279 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9281 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9283 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9284 * toplev.c (documented_lang_options): Add -fpreprocessed.
9285 * cpplib.h (struct cpp_buffer): Add preprocessed.
9286 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9287 (cpp_start_read): Don't expand macros or emit an initial #line
9288 directive if -fpreprocessed.
9290 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9292 * cpplib.h (struct cpp_buffer): Added manual_pop for
9293 better C++ tokenization.
9294 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9295 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9296 * c-common.c (cpp_token): Make non-static.
9298 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9300 * c-common.h: New file.
9301 * c-common.c (permanent_obstack): Delete unused declaration.
9302 (c_global_trees): New array.
9303 (c_common_nodes_and_builtins): New function; split off common code
9304 from init_decl_processing in both c-decl.c and cp/decl.c.
9305 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9306 c_global_trees and accessor macros defined in c-common.h.
9308 * c-decl.c: Delete definitions for tree nodes that were replaced by
9310 (init_decl_processing): Build void_list_node.
9311 Call c_common_nodes_and_builtins; delete code to generate the common
9313 * objc/objc-act.c (build_module_descriptor): Rename variable
9314 void_list_node to avoid clash with c-common.h.
9316 * Makefile.in: Update dependencies.
9317 * objc/Make-lang.in: Likewise.
9319 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9321 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9322 (UNIQUE_SECTION_P): Likewise.
9323 (UNIQUE_SECTION): Likewise.
9325 1999-07-19 Linas Vepstas <linas@linas.org>
9327 * config/i370/README: New file.
9328 * config/i370/linux.h: New file.
9329 * config/i370/mvs.h: New file.
9330 * config/i370/oe.h: New file.
9331 * config/i370/t-linux: New file.
9332 * config/i370/t-mvs: New file.
9333 * config/i370/t-oe: New file.
9334 * config/i370/x-oe: New file.
9335 * config/i370/xm-linux.h: New file.
9336 * config/i370/xm-mvs.h: New file.
9337 * config/i370/xm-oe.h: New file.
9339 * i370.c (label_node_t): Add first_ref_page, label_addr,
9340 label_first_ref, label_last_ref members.
9341 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9342 (MAX_MVS_LABEL_SIZE): Define.
9343 (MAX_LONG_LABEL_SIZE): Define.
9344 (alias_node_t, alias_anchor, alias_number): New.
9345 (mvs_function_table): Reorder for EBCDIC.
9346 (ascebc, ebcasc): Unconditionally define.
9347 (i370_branch_dest, i370_branch_length): New functions.
9348 (i370_short_branch, i370_label_scan): New functions.
9349 (mvs_get_label): Renamed from mvs_add_label. Search for
9350 an existing label before creating a new one.
9351 (mvs_add_label): New function.
9352 (mvs_get_label_page): New function.
9353 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9354 over the entire list.
9355 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9356 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9357 (mvs_add_alias, mvs_need_alias): New functions.
9358 (mvs_get_alias, mvs_check_alias): New functions.
9359 (handle_pragma): New function.
9360 (mvs_function_check): New function.
9361 (unsigned_jump_follows_p): Search harder.
9362 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9363 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9364 * i370.h (TARGET_VERSION): Delete.
9365 (CPP_SPEC, CPP_PREDEFINES): Delete.
9366 (mvs_label_emitted): Delete.
9367 (TARGET_EBCDIC): Delete.
9368 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9369 (HANDLE_PRAGMA): Define.
9370 (HARD_REGNO_NREGS): Handle complex modes.
9371 (HARD_REGNO_MODE_OK): Likewise.
9372 (CLASS_MAX_NREGS): Likewise.
9373 (RET_REG): Likewise.
9374 (EXTRA_CONSTRAINT): Define.
9375 (RETURN_IN_MEMORY): True for DImode.
9376 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9377 (FUNCTION_PROFILER): Delete.
9378 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9379 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9380 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9381 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9382 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9383 (ASM_FILE_START): Add "RMODE ANY".
9384 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9385 (ASM_GLOBALIZE_LABEL): Likewise.
9386 (ASM_OUTPUT_LABELREF): Likewise.
9387 (ASM_OUTPUT_COMMON): Likewise.
9388 (PRINT_OPERAND): Handle 'K', 'W', default.
9389 (PRINT_OPERAND_ADDRESS): New.
9390 (Lots of defines): Add support for TARGET_ELF_ABI.
9391 * i370.md (attr length): New. Define for all patterns.
9392 (*): Lots of tweeks to assembly output and constraints.
9394 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9396 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9397 Disable patterns performing SImode comparisons with SImode values
9398 if TARGET_POWERPC64 and instruction does not sign-extend or does
9399 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9400 differ for signed quantities.
9401 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9402 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9403 (decrement_and_branch_on_count): Add 64-bit variant.
9405 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9407 * final.c (output_asm_insn): When searching for the matching string
9408 for a given dialect, don't run past the end of the list of
9409 alternatives if there are fewer alternatives in the template than
9412 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9414 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9415 Removed paragraph about compression of files and size limitation,
9416 duplicated in the FAQ. Use gcc-patches for posting patches.
9417 * gcc.c (main): Updated URL with bug reporting instructions to
9418 gcc.gnu.org. Removed e-mail address.
9419 * system.h (abort): Likewise.
9421 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9423 * Makefile.in (stmp-multilib-sub): Make the files extracted
9424 from $(LIBGCC1) writable.
9426 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9428 * config/arm/aout.h: Reformat for improved readability.
9430 * config/arm/arm.h: Reformat for improved readability.
9431 Replace uses of fprintf with asm_fprintf where appropriate.
9432 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9433 function declaration assembler actions.
9434 (NUM_INTS): New macro: Convert from bytes to words.
9435 (NUM_REGS): New macro: Compute number of registers required to
9436 hold a quanitity of tyep MODE.
9437 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9439 (NUM_ARG_REGS): New macro: The number of argument registers
9441 (ARG_REGISTER): New macro: Compute the register number of the Nth
9443 (LAST_ARG_REGNUM): New macro: The number of the last argument
9445 (SP_REGNUM): New macro: Register number of the stack pointer.
9446 (FP_REGNUM): New macro: Register number of the frame pointer.
9447 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9448 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9449 CUMULATIVE_ARGS so that it counts registers not bytes.
9451 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9453 Replace uses of fprintf with asm_fprintf where appropriate.
9454 (output_ascii_pseudo_op): Replace with version from thumb.c
9456 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9458 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9460 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9461 (ASM_FILE_START): Emit ASM_APP_OFF.
9463 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9465 * pa.c (compute_frame_size): Round frame according to
9466 STACK_BOUNDARY rather than a hardwired value.
9468 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9470 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9472 * configure: Rebuilt.
9474 * configure.in (hppa*-*-linux*): New configuration.
9475 * configure: Rebuilt.
9476 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9477 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9478 * pa/pa-linux.h: New file.
9479 * pa/t-linux: New file.
9480 * pa/xm-linux.h: New file.
9482 * pa.c (hppa_legitimize_address): Change references from SImode to
9483 either Pmode or word_mode as appropriate.
9484 (emit_move_sequence, store_reg, load_reg): Likewise.
9485 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9486 (output_mul_insn): Likewise.
9487 * pa.h (PROMOTE_MODE): Likewise.
9488 (INITIALZE_TRAMPOLINE): Likewise.
9489 (Pmode): Define to word_mode.
9491 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9492 value of 4. Allocate 8 bytes for each FP register save.
9493 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9495 (hppa_expand_prologue): Likewise.
9496 * pa.h (PROMOTE_MODE): Likewise.
9497 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9498 (FUNCTION_ARG_BOUNDARY): Likewise.
9500 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9502 * pa.c (out_of_line_prologue_epilogue): Delete.
9503 (override_options): Remove -mspace related code.
9504 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9505 (compute_frame_size): Only allocate space for register that
9506 actually need to be saved.
9507 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9508 (TARGET_SWITCHES): Remove -mspace, -mno-space
9509 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9510 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9511 * pa/ee.asm, pa/ee_fp.asm: Delete.
9513 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9515 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9516 directive in column zero.
9518 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9520 * m68k.c (output_function_prologue): Fix computation of save mask
9521 when generating PIC code.
9523 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9525 * tree.c (build_type_attribute_variant): Move current_obstack restore
9526 after build_qualified_type call.
9528 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9530 * configure.in: Use t-iris6, even with GNU LD.
9531 * config/mips/iris6gld.h: Fix typo in linker spec.
9532 * config/mips/t-iris6gld: Remove.
9534 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9536 * rs6000.md (insv, extzv): Remove SImode dependence in named
9537 patterns. Explicitly generate DImode RTL if PowerPC64 and
9539 (insvdi): Reverse start and size in instruction template.
9541 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9543 * invoke.texi: Typo fixes.
9545 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9547 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9548 handle at this time instead of silently generating incorrect code.
9549 (gen_imagpart): Likewise.
9551 * reload.c (find_reloads): Emit a USE for a pseudo register without
9552 a hard register if we could not create an optional reload for the
9555 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9557 * c-typeck.c (output_init_element, process_init_element):
9558 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9559 check for nameless bit fields.
9561 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9563 * regclass.c (scan_one_insn): Notice subregs that change the
9564 size of their operand.
9565 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9567 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9569 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9570 * configure: Rebuilt.
9571 * alpha/t-ieee: New file.
9573 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9575 * rs6000.c (find_addr_reg): Do not select r0 as an address
9578 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9580 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9582 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9584 * rs6000.md (movsf): Do not force easy FP constants into memory.
9586 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9587 immed_double_const to ensure they are properly truncated then
9590 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9592 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9593 always unless NO_DEBUG is used. Compile this code
9595 (replace_symbols_in_block): Compile it unconditionally.
9597 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9599 * configure.in (i?86-*-elf*): New target.
9600 * configure: Rebuilt.
9601 * i386/i386elf.h, i386/t-i386elf: New files.
9603 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9605 * toplev.c (main): Don't complain about saying -gdwarf.
9606 (rest_of_compilation): Remove redundant code.
9608 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9610 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9612 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9614 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9615 "Li960R:", to avoid name clash.
9617 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9619 * loop.c (check_dbra_loop): When reversing a loop, delete all
9620 REG_EQUAL notes referencing the reversed biv except those which are
9621 for a giv based on it.
9623 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9625 * version.c: Drop "gcc-" prefix from version #.
9627 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9629 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9630 the label if we're being verbose.
9632 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
9634 * m68k.c (output_function_prologue): Add pic register to mask
9635 if live and flag_pic.
9636 (output_function_epilogue): Likewise.
9638 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
9640 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
9641 directives in column zero.
9643 * pa/elf.h (ASM_FILE_START): Define.
9644 * pa/som.h (ASM_FILE_START): Include .level directives.
9645 * pa/hpux10.h (ASM_FILE_START): Delete.
9646 * pa/hpux11.h (ASM_FILE_START): Delete.
9648 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
9650 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9652 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
9653 when reload_out equals reload_in.
9655 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
9657 * invoke.texi (Spec Files): New node: Describe the contents of
9660 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
9662 * invoke.texi (DEC Alpha Options): Put @end table at
9663 beginning of line, to avoid confusing texi2html.
9665 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
9667 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
9668 introduced in previous delta.
9670 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9672 * reload1.c (gen_reload): When synthesizing a 3 operand add
9673 sequence, improve test for when to reload OP1 into the reload
9674 register instead of OP0.
9676 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
9678 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
9680 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
9682 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
9685 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
9687 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
9688 (va_dcl): Use __builtin_va_alist_t.
9690 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
9692 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
9693 on the permanent_obstack.
9694 * dwarfout.c (output_type): Likewise.
9696 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
9698 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9699 Merged from c-typeck.c and cp/typeck.c.
9700 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9701 Merged into c-common.
9703 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
9705 * c-lex.c (errorcount): Declare it.
9706 (finish_parse): Update errorcount when using CPPLIB.
9708 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
9710 * fixinc/inclhack.def(end_else_label): Double the backslash so
9711 sed gets a chance to see it.
9712 * fixinc/inclhack.sh: regen
9713 * fixinc/fixincl.x: regen
9715 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
9717 Add framework to support armv5 architecture when it becomes
9720 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
9721 (arm_arch5): New variable.
9722 (all_architectures): Add armv5 line.
9723 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
9724 -march=armv5 is specified on the command line.
9725 (arm_arch5): Export this variable.
9726 * invoke.texi: Document new string accepted by -march= switch for
9729 * config/arm/arm.h: Replace use of constant 12 as a register
9730 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9731 * config/arm/arm.c: Replace use of constant 12 as a register
9732 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9734 * config/arm/elf.h: Tidy up.
9735 * config/arm/coff.h: Tidy up.
9737 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
9739 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
9740 * gcc/config/mips/t-iris6gld: New file.
9741 * gcc/config/mips/iris6gld.h: Likewise.
9743 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
9745 * c-decl.c (widest_integer_literal_type_node,
9746 widest_unsigned_literal_type) : New.
9747 (init_decl_processing): Handle/use the two new types.
9748 * c-common.c (type_for_size,type_for_mode) : Same.
9749 * c-lex.c (yylex) : Same.
9750 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9752 * c-tree.h (widest_integer_literal_type_node,
9753 widest_unsigned_literal_type) : New.
9755 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
9757 * dwarfout.c (field_byte_offset): Correctly compute the object's
9758 byte offset for the first bit of a field which crosses an alignment
9759 boundary on a !BYTES_BIG_ENDIAN target.
9761 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
9763 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
9766 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
9767 Jeff Law <law@cygnus.com>
9769 * ginclude/varargs.h (va_dcl): Use word_mode for type of
9772 * except.c: Include intl.h.
9773 (expand_eh_return): Set current_function_cannot_inline.
9774 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
9775 * function.h (struct function): Add eh_return_stub_label.
9776 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
9777 * Makefile.in (except.o): Depend on intl.h.
9779 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
9781 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
9782 same as offsettable in cases 1 and 2.
9784 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
9786 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
9787 (extlh, extwh): Likewise.
9789 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
9791 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
9793 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
9795 * configure.in: Add arm-pe and thumb-pe targets.
9796 * configure: Regenerate.
9798 * thumb.c (arm_naked_function_p): New function: Determines if
9799 a function is naked (has no gcc generated prologue/epilogue).
9800 (is_called_in_ARM_mode): Return true if the func has the
9801 interfacearm attribute.
9802 (output_return): Do not generate a return for naked functions.
9803 (thumb_function_prologue): Do not generate a prologue for
9805 (thumb_expand_prologue): Do not generate a prologue for naked
9807 (thumb_expand_epilogue): Do not generate an epilogue for naked
9809 (arm_valid_machine_decl_attribute): New function, copied from
9810 arm.c: Permit naked and interfacearm attributes.
9812 * config/arm/pe.c: New file: Support code for arm-pe target.
9813 * config/arm/pe.h: New file: Header file for arm-pe target.
9814 * config/arm/tpe.h: New file: Header file for thumb-pe target.
9815 * config/arm/t-thumb-pe: New file: Makefile fragment for
9818 1999-07-01 Mark Kettenis <kettenis@gnu.org>
9820 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
9821 -fPIC or -fpic is specified.
9823 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
9825 * expr.c (emit_block_move): Use copy_to_mode_reg for
9826 !TARGET_MEM_FUNCTIONS case too.
9828 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
9830 * configure: Rebuilt.
9831 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
9832 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
9833 definitions made redundant by dbxelf.h inclusion. Delete
9834 lots of definitions related to assembly output that are
9835 specific to the SOM object format.
9836 * pa.c (output_function_prologue): Do not emit the function's
9838 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
9839 * pa-pro.h: Deleted.
9840 * som.h: New file with SOM specific definitions.
9841 * elf.h: New file with ELF specific definitions.
9843 * elfos.h (const_section): Output a tab before assembler directives.
9844 (ctors_section, dtors_section): Likewise.
9845 (ASM_OUTPUT_SECTION_NAME): Likewise.
9847 * pa/pa1.h: Delete unused file.
9849 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
9851 * configure.in (hppa*-hp-hpux11*): New configuration.
9852 * configure: Rebuilt.
9853 * pa/pa-hpux11.h: New file.
9854 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
9857 * mips.md (leasi, leadi): New patterns.
9859 * expr.c (emit_block_move): Properly handle case where one of the
9860 block move arguments has a queued increment or decrement.
9861 (clear_storage): Similarly. Fix formatting goof.
9863 1999-06-28 "David O'Brien" <obrien@NUXI.com>
9865 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
9866 semicolon from the BSD VA_LIST replacement expression.
9868 * fixinc/inclhack.sh: regen
9869 * fixinc/fixincl.x: regen
9871 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
9872 now use the fixincl program.
9874 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
9876 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
9877 case. Also make the PIC register call_used.
9879 * m68k.h (FINALIZE_PIC): Delete.
9880 * m68k.c (finalize_pic): Delete.
9882 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
9884 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
9887 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
9889 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
9891 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
9893 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
9895 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
9897 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
9899 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
9901 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
9903 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
9905 * rs6000.c (output_toc): Always use hex values for floating-point
9906 constants. Store single-precision values in upper-half of TOC
9907 entry in 64-bit mode.
9908 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
9909 to final constraints.
9910 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
9911 (fctiwz): Improve accuracy of RTL for pattern.
9913 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
9915 * expr.c (expand_expr): Allow RTL_EXPR's through the
9916 MAX_INTEGER_COMPUTATION_MODE checks.
9918 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
9920 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
9921 such that MASK_SUPPORT_ARCH is not negative.
9923 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
9925 * loop.c (verify_dominator): Properly handle ADDR_VEC and
9926 ADDR_DIFF_VEC insns that appear inside loops.
9928 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
9929 Jeff Law <law@cygnus.com>
9931 * rs6000.md (movdf_hardfloat32): Revert previous patch.
9932 Handle LO_SUM the same as offsettable in cases 1 and 2.
9933 * rs6000.c (find_addr_reg): Revert previous patch.
9935 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
9937 * system.h (strstr): New external function declaration.
9938 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
9939 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
9940 * config.in, configure: Rebuilt.
9942 1999-06-24 Tom Tromey <tromey@cygnus.com>
9944 * gcc.c (main): Read user-specified specs files after computing
9945 additional startfile_prefixes.
9947 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
9949 Revert these two patches:
9951 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9952 * loop.c (strength_reduce): When doing biv->giv conversion, update
9953 reg note of NEXT->insn.
9955 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9956 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9958 (recombine_givs): Set ix field after sorting.
9960 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9962 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
9963 for the parts of an UNSPEC / UNSPEC_VOLATILE.
9965 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
9967 *fixinc/inclhack.def: Add fix development commentary
9968 (read_ret_type): reactivate and add selection clause
9969 (zzz_*): tweak output file name to match what is used in hackshell.tpl
9970 *fixinc/{fixincl.x|inclhack.sh}: regen
9972 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
9974 * expr.c (expand_expr): STRIP_NOPS before checking against
9975 MAX_INTEGER_COMPUTATION_MODE
9976 (check_max_integer_computation_mode): Likewise.
9978 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
9980 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
9982 1999-06-22 Jim Wilson <wilson@cygnus.com>
9984 * expr.c (store_expr): When target is a promoted subreg, return a
9985 promoted subreg as a result.
9987 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
9989 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
9991 (dwarf2out_define): Mark unused parameters appropriately.
9992 (gen_unspecified_parameters_die): Ditto.
9993 (gen_subprogram_die): Fix signed/unsigned warnings.
9994 (gen_variable_die): Ditto.
9996 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
9998 * fixinc/inclhack.def(end_else_label): combined else_label
9999 and endif_label and fixed the sed expression.
10000 *fixinc/{fixincl.x|inclhack.sh}: regen
10002 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10004 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10005 'x' when handling non-offsettable addresses
10007 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10009 * final.c (shorten_branches): Don't try to split an insn that has
10012 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10014 * config/mips/mips.c (symbolic_expression_p): New function.
10015 (mips_select_rtx_section): Put symbolic expressions in the
10016 data section, not the read-only data section.
10018 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10020 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10022 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10024 * collect2.c (main): Log frame table count.
10025 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10026 (scan_prog_file) [COFF]: Handle frame tables.
10028 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10029 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10030 * alpha/elf.h: Undef them again.
10031 * alpha/vms.h: Remove their definitions.
10033 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10035 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10036 remove the clobber of r0 and change the REG_UNUSED note to
10039 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10041 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10042 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10043 fits in HOST_WIDE_INT and one uses union to access a long constant
10046 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10048 * sparc.c (sparc_override_options): Don't allow profiling for
10049 code models other than medlow.
10050 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10051 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10052 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10053 (sparc_block_profiler): Likewise.
10054 (sparc_function_block_profiler_exit): Likewise.
10055 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10056 (FUNCTION_BLOCK_PROFILER): Likewise.
10057 (BLOCK_PROFILER): Likewise.
10058 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10059 (MCOUNT_FUNCTION): New.
10060 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10061 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10062 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10063 (MCOUNT_FUNCTION): New.
10064 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10065 (BLOCK_PROFILER): Delete.
10066 (MCOUNT_FUNCTION): New.
10068 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10070 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10072 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10074 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10077 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10080 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10083 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10086 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10088 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10091 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10093 * i386/djgpp.h (LIB_SPEC): New.
10094 (STARTFILE_SPEC): New.
10096 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10098 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10100 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10103 * system.h (WSTOPSIG): New macro.
10105 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10107 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10109 (insert_pack_attributes): Take into account member natural
10112 * i386/winnt.c (exports_head): New static variable.
10113 (i386_pe_record_exported_symbol): New function.
10114 (i386_pe_asm_file_end): Use.
10115 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10116 symbols to be emitted at end of assembly.
10117 (ASM_DECLARE_OBJECT_NAME): Likewise.
10118 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10120 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10123 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10125 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10128 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10130 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10131 zapping reg_last_uses directly.
10132 (sched_analyze_2, sched_analyze_insn): Likewise.
10133 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10135 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10137 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10138 attributes for cases 1 and 2.
10140 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10142 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10145 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10147 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10149 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10151 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10152 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10153 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10154 must be stacked if it is used for PIC accesses.
10155 * arm.c (use_return_insn): Handle PIC register specially.
10156 (output_return_instruction): Likewise.
10157 (output_func_{prologue,epilogue}): Likewise.
10158 (output_expand_prologue): Likewise.
10160 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10161 (*strsi_predec): Renamed from *strqi_predec.
10162 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10163 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10165 * arm.c (arm_override_options): Remove warning about PIC code
10166 not being supported.
10168 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10170 * rs6000.c (find_addr_reg): New function.
10171 * rs6000.h (find_addr_reg): Declare.
10172 (offsettable_addr_operand): Delete.
10173 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10174 from and stores to GPRs.
10176 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10178 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10179 gen_sequence as argument to emit_no_conflict_block.
10181 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10183 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10184 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10185 *fixinc/fixincl.x: regen
10186 *fixinc/inclhack.sh: regen
10188 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10190 * added support for -mpcrel (PC relative addressing for m68k)
10191 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10192 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10193 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10194 (comments for general_src_operand): Add some explanation
10195 about EXTRA_CONSTRAINTS.
10196 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10197 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10198 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10199 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10200 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10201 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10202 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10203 if not already set.
10204 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10205 * m68k.h (TARGET_PCREL): New target flag.
10206 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10207 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10208 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10209 contains a SYMBOL_REF. Relax this constraint during reload, since
10210 we want to use the predicates, not reload's built-in concept of a
10211 valid memory address, to control what insns need reloading.
10212 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10213 operands (essentially 'g', 'm', and 's' under normal circumstances).
10214 * m68k.c (print_operand): Cause printing of pc-relative addresses
10215 to include pc register.
10216 (print_operand_address): Ditto.
10217 (general_src_operand): Accept operands that are not only
10218 general_operands, but are also valid when used as a pc-relative
10220 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10221 (memory_src_operand): Similar, for memory_operands.
10222 (pcrel_address): New predicate to accept the special case of a
10223 pc-relative address.
10224 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10225 QImode insns to accept *_src_operand instead of *_operand where
10226 pc-relative operands can fit. For example, a pc-relative operand
10227 can be used as a memory source operand for addsi3, but not as a
10228 memory destination.
10229 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10231 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10233 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10234 .thumb_set pseudo op to mark aliases of thumb functions.
10236 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10238 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10239 preference to ASM_OUTPUT_DEF, if it is defined.
10241 * tm.texi: Document new, optional target macro
10242 ASM_OUTPUT_DEF_FROM_DECLS.
10244 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10246 * fixincludes: ISCNTL patch
10247 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10248 (dgux_int_varargs): new for DG/UX
10249 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10251 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10253 * invoke.texi (ia32 options): Fix typo.
10255 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10257 * loop.c (strength_reduce): When doing biv->giv conversion, update
10258 reg note of NEXT->insn.
10260 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10262 * loop.c (move_movables): Note issues with replacing REGs with
10264 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10266 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10268 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10270 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10271 the reference to `mcount' was not correct for the ELF on FreeBSD.
10273 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10275 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10278 (recombine_givs): Set ix field after sorting.
10280 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10282 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10283 to safe to extract a subword out of a REG.
10285 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10287 * sh.md (mulsi3): Don't add a no-op move at the end.
10289 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10291 * cse.c (cse_insn): Don't put hard register source into tables for
10292 the last insn of a libcall.
10294 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10296 * loop.c (strength_reduce): Insert sets of derived givs at every
10297 biv increment, even if it's the only one.
10299 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10301 * dwarfout.c (add_incomplete_type): New fn.
10302 (output_type): Call it.
10303 (retry_incomplete_types): New fn.
10304 (dwarfout_finish): Call it.
10306 From Eric Raskin <ehr@listworks.com>:
10307 (output_type): Output types for bases.
10309 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10311 * mips.c (mips_output_conditional_branch): Add `break'
10312 between `default' label and `close braces'.
10314 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10316 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10317 specifications and make it realistic.
10318 (LIB_SPEC): Likewise.
10320 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10322 * config/mips/mips.c (mips_secondary_reload_class): Check for
10323 (PLUS (SP) (REG)) and return appropriate register class.
10324 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10325 Handle (PLUS (SP) (REG)).
10326 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10327 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10328 of emit_insn for tablejump.
10330 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10332 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10333 asm_fprintf format string by itself.
10334 (output_function_profiler): Likewise.
10336 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10338 * combine.c (simplify_logical, case AND): Only call
10339 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10340 or the constant is positive.
10342 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10344 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10345 * configure: Regenerate.
10347 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10349 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10350 require a sub-version #.
10351 * configure: Rebuilt.
10353 1999-06-14 Robert Lipe (robertlipe@usa.net)
10355 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10357 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10359 * c-typeck.c (process_init_element): Detect excess elements in
10360 char array initializer.
10362 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10364 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10366 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10368 * invoke.texi (Option Summary): Add -fpermissive flag.
10370 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10372 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10373 that require PIC code sequences.
10375 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10377 * configure.in: Add new target: thumb-elf.
10378 * configure: Regenerate.
10379 * config/arm/t-thumb-elf: New file: Makefile fragment for
10381 * config/arm/telf.h: New file: Header file for thumb-elf
10384 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10386 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10387 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10388 initializers is some circumstances.
10390 * fixinc/inclhack.def (endif_label): Add additional selector for
10391 more bogus stuff after #endif statements.
10392 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10394 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10396 * i386/cygwin.h (SET_ASM_OP): Define.
10398 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10400 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10402 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10404 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10407 * sh.md (ic_invalidate_line_i): Remove second alternative.
10409 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10411 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10412 test for the presence of valid prototypes. Delete bypass expr.
10413 (ioctl_fix_ctrl): Correct the selection expression.
10414 (no_double_slash): Correct quoting rules
10415 *fixinc/fixincl.x: regen
10416 *fixinc/inclhack.sh: regen
10418 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10420 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10422 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10424 * rs6000.md (movsi_got_internal_mem): Delete.
10425 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10426 (GOT_TOC_REGNUM): Delete.
10427 (PIC_OFFSET_TABLE_REGNUM): Define.
10428 (FINALIZE_PIC): Disable.
10429 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10430 (rs6000_replace_regno): Delete.
10431 (rs6000_finalize_pic): Likewise.
10432 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10434 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10436 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10437 is a note; use <= for the compare; advance P while it is
10440 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10442 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10443 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10445 * varasm.c (remove_from_pending_weak_list): Verify t->name
10446 is non-NULL before passing it to strcmp.
10448 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10450 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10451 the typed arguments are not part of a comment
10452 (ioctl_fix_ctrl): Added a purpose comment
10453 *fixinc/fixincl.x: regenerate
10454 *fixinc/inclhack.sh: regenerate
10456 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10458 * invoke.texi: Add C4x invocation docs.
10460 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10462 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10464 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10466 (c4x_legitimize_reload_address): New function.
10467 * config/c4x/c4x.md: Update docs.
10469 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10471 * fixincludes: Avoid removing '.'.
10472 * fixinc/fixinc.svr4: Likewise.
10473 * fixinc/fixinc.winnt: Likewise.
10474 * fixinc/inclhack.tpl: Likewise.
10475 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10477 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10479 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10481 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10483 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10485 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10488 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10490 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10491 * configure: Regenerate.
10493 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10495 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10498 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10500 * fixinc/inclhack.def (avoid_bool): Also catch
10501 "typedef [unsigned] int bool".
10502 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10504 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10505 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10506 * configure: Rebuilt.
10508 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10510 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10511 such that we can override its definitions if necessary.
10512 (CPP_SPEC): New define. Support processor specific predefines via
10514 (CC1_SPEC): New define. Support processor specific compiler
10515 options via %(cc1_cpu).
10516 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10519 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10521 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10522 between sed's -e flag, and the open-quote following it.
10523 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10525 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10526 Jeffrey A Law (law@cygnus.com)
10528 * varasm.c (assemble_start_function): Remove the function
10529 from the pending weak decls list when we define a function.
10530 (assemble_variable): Similarly for variables.
10531 (weak_finish): Ignore items on the list with a NULL name.
10532 (remove_from_ending_weak_list); New function to "remove" an item
10533 from the pending weak declarations list.
10535 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10537 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10539 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10541 * c-lex.c (GETC): Redefine to call getch.
10542 (UNGETC): Redefine to call put_back.
10543 (putback_buffer): New structure type.
10544 (putback): New static structure.
10545 (getch): New function.
10546 (put_back): New function.
10547 (yylex): Replace unused bytes from bad multibyte character.
10549 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10551 * cpplib.c (do_define): Cast `alloca' return value.
10552 (do_include, do_undef, do_pragma): Likewise.
10553 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10555 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10556 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10558 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10560 * sparc.md (abstf2): This should be an expand.
10561 (split after abstf2_notv9): Fix mode.
10562 (abstf2_hq_v9): New pattern.
10563 (abstf2_v9): Only use when no hard quad.
10564 (absdf2_v9): Fix if target is not the same as source.
10565 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10566 Add correct output constraints.
10568 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10570 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10571 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10573 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10575 * mips.h (mips_output_conditional_branch): New function.
10576 (mips_adjust_insn_length): Likewise.
10577 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10578 (ADJUST_INSN_LENGTH): Likewise.
10579 * mips.c (print_operand): Add `F' and `W' for floating-point
10580 comparison opcodes.
10581 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10583 (mips_adjust_insn_length): New function.
10584 (mips_output_conditional_branch): New function.
10585 * mips.md (length): Adjust attribute definition to handle
10586 conditional branches. Change lengths to bytes, rather than
10587 instructions throughout. Remove length attribute from
10588 instructions whose length is four bytes, and rely on the default
10590 (dslot): Fix typo in comment.
10591 Reword conditional branch patterns to use
10592 mips_output_conditional_branch.
10594 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10596 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10597 (LIB_SPEC): Likewise.
10598 Link with -lprof1_r for -g/-pg.
10600 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10602 * loop.c (check_dbra_loop): Fix change of Jan 19.
10604 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10606 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10607 (STARTFILE_SPEC): Define, override the svr4.h version.
10608 (ENDFILE_SPEC): Likewise.
10610 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10612 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10613 * fixinc/fixincl.x: Regenerated.
10614 * fixinc/inclhack.sh: Regenerated.
10616 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10618 * sh.c (barrier_align): Don't return early for normal branch/barrier
10619 when optimizing for SH2.
10621 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10623 * i386/udk.h (LINK_SPEC): Correct linker search path for
10626 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10628 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10629 (braf_label_ref_operand): Delete.
10630 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10631 * sh.md (casesi_jump_2): Operand1 is now the inside of a
10632 label_ref, and has no predicate.
10633 The patten has a predicate to guard against invalid substitutions.
10634 (dummy_jump): Delete.
10635 (casesi): Update use of casesi_jump_2.
10637 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10639 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
10640 *fixinc/fixincl.x: regenerate
10641 *fixinc/inclhack.sh: regenerate
10643 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
10645 * dwarf2out.c (add_incomplete_type): New fn.
10646 (gen_struct_or_union_type_die): Call it.
10647 (retry_incomplete_types): New fn.
10648 (dwarf2out_finish): Call it.
10650 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
10652 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
10653 current block starts with a CODE_LABEL and ends with a CALL and
10654 we can not find all the argument setup instructions for the CALL.
10656 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
10658 Revert this change:
10659 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10660 something is a candidate for optimize_bit_field_compare.
10662 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10664 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
10666 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
10668 * alpha.c (override_options): Thinko in last patch.
10670 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
10671 (LIB_SPEC): Recognize -pthread.
10673 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
10675 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
10676 definition in config/arm/coff.h
10677 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
10679 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10681 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
10682 fixes that need "file=xxx\n" prepended before invocation
10683 (start_fixer - new): starting the fixer process is complex enough
10684 to warrent its own routine. It prepends the "file=xxx\n" stuff.
10685 (process): uses the new routine; omit usage of putenv()
10686 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
10687 * fixinc/fixincl.x: regenerate
10689 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
10691 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
10692 and version #s (1.1 -> 2.96) as needed.
10693 * README.g77: Kill way out of date file in the toplevel directory.
10695 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
10697 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
10698 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
10699 * configure: Rebuilt.
10700 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
10701 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
10702 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
10703 (SWITCH_TAKES_ARG): Likewise.
10704 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
10705 * config/t-freebsd: Moved from config/i386/ so it can used for all
10708 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
10710 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
10712 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
10714 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
10715 * configure: Rebuilt.
10717 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
10719 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
10720 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
10721 * rs6000/rs6000.c (rs6000_file_start): Use putc.
10722 (rs6000_output_load_toc_table): Same.
10723 (output_prolog, output_mi_thunk): Same.
10724 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
10725 (ASM_GLOBALIZE_LABEL): Use putc.
10727 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
10729 * alpha.md (reload_*_help): New patterns and splitters.
10730 (reload_*): Use them.
10731 (mov[qh]i): Likewise.
10733 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
10735 * cccp.c (handle_directive): Handle backslash-newlines in quoted
10738 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
10740 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
10742 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
10744 * flow.c (mark_regs_live_at_end, insn_dead_p,
10745 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
10746 and HARD_FRAME_POINTER_REGNUM special treatment if reload
10747 hasn't run or the frame pointer is needed.
10748 * haifa-sched.c (attach_deaths): Likewise.
10749 * sched.c (attach_deaths): Likewise.
10751 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
10753 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
10754 calculate_can_reach_end returns nonzero.
10756 * configure.in (native gas tests): Search for an assembler in the
10757 same manner that the installed compiler will.
10758 * configure: Rebuilt.
10759 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
10761 * alias.c (find_base_term): Improve handling of addresses
10762 constructed from binary operations.
10764 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
10766 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
10768 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
10770 * function.h (cleanup_label, frame_offset): Declare.
10771 (tail_recursion_label, tail_recursion_reentry): Likewise.
10772 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10773 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
10774 (tail_recursion_label, tail_recursion_reentry): Likewise.
10775 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10777 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
10779 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
10781 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
10782 (MAX_OFILE_ALIGNMENT): Define.
10784 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
10786 * fixincl.c: Replace local include scheme with #includes of
10787 gansidecl.h and system.h.
10788 * procopen.c: Likewise.
10789 * server.c: Likewise.
10791 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
10793 * i386/t-dgux (EXTRA_PARTS): Add crti.o
10794 (crti.o): Add build rule and dependencies.
10795 * fixinc/fixinc.dgux: Use modified _int_varargs.h
10797 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10799 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
10800 (LIB_LINUX_SPEC): Likewise.
10801 (LIB_LINUX_SPEC): Add support for -pthread
10802 (CPP_OS_LINUX_SPEC): Likewise.
10803 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
10806 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
10808 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
10810 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
10811 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
10812 for IEEE math and CC_FCOMI.
10813 (put_jump_code): No IEEE if CC_FCOMI is set.
10815 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10817 * fold-const.c (fold_truthop): Make the field reference unsigned
10818 when converting a single bit compare.
10820 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10822 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
10824 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
10826 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
10827 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
10830 * reload.c (push_reload): Do not call remove_address_replacements
10831 when presented with identical optional reloads.
10833 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
10835 * alpha.h (MASK_FIX, TARGET_FIX): New.
10836 (MASK_*): Reorganize constants.
10837 (CPP_AM_FIX_SPEC): New.
10838 (TARGET_SWITCHES): Add FIX.
10839 (EXTRA_SPECS): Likewise.
10840 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
10841 (SECONDARY_MEMORY_NEEDED): Likewise.
10842 (REGISTER_MOVE_COST): Likewise.
10843 * alpha.c (override_options): Add FIX support. Always use
10844 ALPHA_TP_PROG for ev6.
10845 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
10846 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
10847 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
10849 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
10851 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10852 something is a candidate for optimize_bit_field_compare.
10854 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
10856 * gcc.texi (Passes): Document branch-shortening.
10857 * invoke.texi (Debugging Options): Document the fact that `-dp'
10858 outputs length information for instructions.
10860 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
10862 * flow.c: Revert previous delta.
10864 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
10866 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
10867 FRAME_POINTER_REGNUM.
10868 (mark_set_1): Ditto.
10869 (mark_used_regs): Ditto.
10871 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
10873 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
10874 (GOT_PCREL): New macro. Define to 1 if not already defined.
10875 * arm/elf.h (GOT_PCREL): Define to 0.
10876 * arm.c (arm_finalize_pic): Take into account the setting of
10879 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
10881 * output.h (STRIP_NAME_ENCODING): Provide default definition.
10882 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
10884 * flow.c (mark_set_1): Do not record BLKmode stores as dead
10885 store elimination candidates.
10887 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
10889 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
10892 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
10894 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
10895 Add use of x-aix41-gld.
10897 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
10899 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
10900 (ASM_OUTPUT_DESTRUCTOR): Define.
10902 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
10904 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
10905 last CODE_LABEL in a loop if we have previously passed a jump
10906 to the top of the loop.
10908 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
10910 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
10911 applying Philip's patch.
10913 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
10915 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
10918 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
10920 * loop.c (strength_reduce): Grow reg_single_usage as needed.
10922 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
10924 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
10925 Also remove a useless comment.
10927 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10929 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
10931 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
10933 * collect2.c (main): Only generate import or export file and add
10934 to link arguments if non-empty. Use xmalloc not alloca.
10935 (write_{export,import}_file): Delete.
10936 (write_aix_file): New function.
10937 (locatelib): Use xmalloc not malloc.
10938 (GCC_OK_SYMBOL): Do not check type if aix64.
10940 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
10942 Based on patch by Scott Bambrough and Pat Beirne:
10943 * config/arm/arm.c (making_const_table): New variable.
10944 * config/arm/arm.h (making_const_table): Declare.
10945 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
10947 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
10948 Keep track of when we are building the constant table.
10950 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
10952 * config/arm/arm.c (arm_override_options): Fix erroneous warning
10955 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
10957 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
10960 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
10962 * tm.texi (FUNCTION_ARG): Correct description of a stack element
10965 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
10967 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
10969 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10971 * rs6000.c (output_mi_thunk): Enable full support again.
10973 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10975 * sh.h (BRANCH_COST): Define.
10977 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
10979 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
10981 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
10983 * function.c (assign_stack_local): Align stack slot propertly.
10984 (assign_outer_stack_local): Likewise.
10986 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
10988 * expr.h (lang_expand_constant): Declare.
10989 * toplev.c (lang_expand_constant): Define it.
10990 * varasm.c (output_constant): Use it.
10992 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10994 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
10995 Change function definitions to K&R style.
10997 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10999 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11001 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11003 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11004 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11005 (several places): omit static initialization
11006 (process): use single fd, since only the read fd is used
11007 * fixinc/gnu-regex.c: define 'const' away, if not supported
11008 * fixinc/procopen.c(several places): omit static initialization
11009 * fixinc/server.c: define 'volitile' away, if not supported
11011 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11013 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11014 asm_fprintf and %L to generate the label name.
11015 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11016 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11018 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11020 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11021 insn for a conditional jump can not be found.
11023 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11025 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11026 on variables in specific sections other than .sbss and .sdata.
11028 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11030 * stmt.c (expand_return): Call start_cleanup_deferral and
11031 end_cleanup_deferral around conditional code.
11033 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11035 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11036 filename lists. Utilizes new "krstr" AutoGen function.
11037 * fixinc/fixincl.x: Rebuilt.
11039 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11041 * i386.c (output_float_compare): Avoid GNU-C extensions.
11043 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11045 * version.c: Bump to distinguish mainline tree from the
11048 See ChangeLog.1 for earlier changes.
11051 add-log-time-format: current-time-string