1 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
3 * config/arm/tpe.h: Add prototypes for exported functions.
4 * config/arm/pe.c: Fix compile time warnings.
5 * config/arm/semi.h: Fix compile time warnings.
6 * config/arm/arm.c: Fix compile time warnings.
7 * config/arm/arm.h: Fix compile time warnings.
8 * config/arm/arm.md: Fix compile time warnings.
9 * config/arm/thumb.c: Fix compile time warnings.
10 * config/arm/thumb.h: Fix compile time warnings.
11 * config/arm/thumb.md: Fix compile time warnings.
13 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
15 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
18 * unroll.c (unroll_loop): Remove LOOP notes when loop is
21 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
23 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
25 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
27 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
28 * rtl.h (rtx_equal_p): Move prototype.
29 * rtl.c (rtx_equal_function_value_matters): Move from
31 (rtx_equal_p): Likewise.
32 * rtlanal.c (rtx_equal_function_value_matters): Delete.
33 (rtx_equal_p): Likewise.
35 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
37 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
40 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
42 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
44 * pa.h (ADDR_VEC_ALIGN): Define.
46 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
47 notes when presented with "if (foo) break; end_of_loop" and
48 the break sequence gets moved out of the loop.
50 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
51 Remove explicit zero initializations of entries within MAP.
53 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
55 * reg-stack.c (convert_regs_1): Handle EH edges specially.
57 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
59 * bitmap.h (BITMAP_XMALLOC): New macro.
60 * flow.c (CLEAN_ALLOCA): Remove.
61 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
62 (life_analysis): Likewise.
63 (update_life_info): Don't use CLEAN_ALLOCA.
64 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
65 (calculate_global_regs_live): Likewise.
66 (print_rtl_with_bb): Likewise.
67 (verify_flow_info): Likewise.
68 * global.c (global_alloc): Likewise.
69 (global_conflicts): Likewise.
70 * integrate.c (save_for_inline_nocopy): Likewise.
71 (expand_inline_function): Likewise.
72 * jump.c (jump_optimize_1): Likewise.
73 (duplicate_loop_exit_test): Likewise.
74 (thread_jumps): Likewise.
75 * loop.c (loop_optimize): Likewise.
76 (combine_givs): Likewise.
77 (recombine_givs): Likewise.
78 * reorg.c (dbr_schedule): Likewise.
80 * combine.c (combine_instructions): Use xmalloc instead of alloca.
82 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
84 * toplev.c (rest_of_compilation): Don't optimize the CFG
85 when rebuilding, just before dbr.
87 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
89 * output.h (assemble_end_function, assemble_destructor,
90 assemble_constructor, assemble_gc_entry, assemble_global,
91 assemble_label, output_constant_pool) Constify a char*.
93 * varasm.c (assemble_destructor, assemble_constructor,
94 assemble_gc_entry, assemble_end_function, assemble_global,
95 assemble_label, output_constant_pool): Likewise.
97 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
99 * config/arm/thumb.c (thumb_expand_prologue): Add comments
100 explaining what is goin on in this function.
102 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
104 * regclass.c (record_reg_classes): In matching case, recompute
105 costs since the direction of movement is different.
107 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
109 * resource.c (mark_target_live_regs): For unconditional branches,
110 the resources found at the branch target should be added to the
111 resources found so far, not intersected.
113 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
115 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
117 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
118 (sys/mman.h): Include this file only if #HAVE_MMAP.
119 (run_compiles): Initialize `esac_fmt' with one old KR string, not
120 with automatically concatenated ANSI strings.
122 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
124 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
125 (DIV_ROUND_UP): Robustify.
126 (ggc_recalculate_in_use_p): New function.
127 (release_pages): Don't inline it.
128 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
130 (ggc_pop_context): Use ggc_recalculate_in_use_p.
131 (clear_marks): Always save in_use_p.
132 (sweep_pages): Use ggc_recalculate_in_use_p.
133 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
134 Release pages before counting statistics.
136 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
138 * toplev.c (rest_of_compilation): Fix thinko in this change:
140 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
142 (rest_of_compilation): If inside an inlined external function,
143 pretend we are just being declared.
145 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
147 * flow.c (calculate_global_regs_live): Fix thinko.
149 * integrate.c (expand_inline_function): Fix bugs in previous
150 change from Oct 28, 1999.
152 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
154 * stmt.c (expand_value_return): Fix typo in this change:
156 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
157 (expand_value_return): Correctly convert VAL when promoting function
158 return; support RETURN_REG being a PARALLEL.
160 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
162 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
164 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
166 * hard-reg-set.h (reg_names): Constify a char*.
168 * regclass.c (reg_names): Likewise.
170 * regs.h (reg_names): Likewise
172 * a29k/a29k.c (reg_names): Delete declaration.
174 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
176 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
177 arc_output_function_epilogue): Likewise.
179 * elxsi/elxsi.c (reg_names): Likewise.
181 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
183 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
186 * m88k/m88k.c (output_function_profiler): Likewise.
188 * sparc/sparc.c (sparc_flat_output_function_prologue,
189 sparc_flat_output_function_epilogue): Likewise.
191 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
193 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
194 warning from -Wuninitialized and put it under -W.
195 * function.c (uninitialized_vars_warning): Warn only when the
196 corresponding flag is set.
198 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
200 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
201 is nonzero and the single set does not have an elt, then assign
204 * simplify-rtx.c: New file.
205 * Makefile.in (OBJS): Add simplify-rtx.o
206 (simplify-rtx.o): Add dependencies.
207 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
208 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
209 (cse_gen_binary, simplify_unary_operation): Delete.
210 (simplify_binary_operation, simplify_plus_minus): Likewise.
211 (check_fold_consts, simplify_relation_operation): Likewise.
212 (simplify_ternary_operation): Likewise.
213 (delete_trivially_dead_insns): Simplify the contents of the
214 REG_EQUAL note before trying to substitute it into the source
215 of the reg-reg copy at the end of a libcall sequence.
217 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
218 references/callers changed.
220 * mn10200.c (mn10200_va_arg): Force the return value into a
223 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
225 * cccp.c (macroexpand): Avoid out of range accesses for omitted
228 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
230 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
232 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
234 * fold-const.c (fold): Fix thinko when optimizing comparisons
237 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
239 * gcc.texi (Passes): Update front-end files to their current
242 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
244 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
245 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
246 (PREDICATE_CODES): Add addition_operation.
247 * alpha-protos.h (addition_operation): Declare.
248 (secondary_reload_class): Likewise.
249 * alpha.c (addition_operation): New.
250 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
251 * alpha.md (adddi3): Turn into expander.
252 (*lda, *adddi_2): New.
253 (movsf, movdf patterns): Don't preference integer regs.
254 (movsi, movdi patterns): Don't preference fp regs.
256 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
258 * genrecog.c (write_switch): Check for duplicate CODE cases.
260 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
262 * ggc-common.c: Update pre-function commentary.
263 * ggc-page.c: Likewise.
265 (poison_pages): Use memset directly.
266 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
267 (ggc_collect): Poison before sweeping.
268 * ggc-simple.c: Update pre-function commentary.
269 (ggc_alloc_obj): Poison non-zeroed memory.
271 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
273 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
274 match format string, even on 64-bit hosts.
275 * gcc-page.c (ggc_page_print_statistics): Likewise.
277 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
279 * config/i386/i386.c (ix86_cpu): Revert last patch.
280 * config/i386/i386.h (ix86_cpu): Ditto.
282 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
284 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
285 TYPE_SIZE, convert type of result to sizetype.
287 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
289 * flow.c (count_or_remove_death_notes): Equate NULL with the
292 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
293 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
296 * i386.c (pic_label_no): Delete.
297 (ix86_attr_length_default): Don't use single_set to peek
300 * recog.c (peephole2_optimize): Allow recog_next_insn to index
301 the first insn after bb->end.
302 * i386.md (push mem peeps): Scratch is live after evaluation
304 (cmp mem peep): Similarly.
306 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
308 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
309 * function.c (pad_to_arg_alignment): Add missing braces.
311 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
313 * alpha/alpha-protos.h (literal_section): Add prototype.
314 (alpha_need_linkage, alpha_start_function,alpha_end_function):
317 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
319 (alpha_start_function, alpha_end_function, float_strings,
320 alpha_need_linkage): Constify a char*
322 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
324 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
326 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
328 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
330 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
332 * flow.c (debug_flow_info): Add prototype.
334 * gcc.c (main): Likewise.
336 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
339 * reload1.c (failed_reload, set_reload_reg): Likewise.
341 * mips-tfile.c (main): Likewise.
342 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
343 with ATTRIBUTE_NORETURN.
345 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
347 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
348 DECL is not a memory ref.
350 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
352 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
353 * config/i386/i386.c (ix86_cpu): Add extern attribute.
355 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
357 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
358 * config/mips/elf64.h: ditto.
360 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
362 * expr.c (emit_push_insn): New argument alignment_pad.
363 Update all callers. Adjust stack pointer based on alignment pad.
364 * function.c (pad_to_arg_alignment): New argument alignment_pad.
365 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
366 (locate_and_pad_parm): New argument alignment_pad. Update all
368 * expr.h (emit_push_insn): Update prototype.
369 (locate_and_pad_parm): Update prototype.
370 * calls.c (arg_data): Add new field alignment_pad.
371 (initialize_argument_information): Initialize alignment_pad.
373 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
375 * except.c (free_eh_nesting_info): Free the info itself.
376 * function.c (free_after_compilation): Don't free NULL.
377 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
378 (pre_edge_insert): Free inserted.
379 * stmt.c (free_stmt_status): Don't free NULL.
381 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
383 * gcov.c (DIR_SEPARATOR): Provide default.
384 (output_data): Add test for MS-DOS format absolute filename.
385 (fancy_abort): Correct program name.
386 (open_files): Open all files in binary mode.
387 * libgcc2.c (__bb_exit_func): Likewise.
389 * profile.c (init_branch_prob): Specify binary when opening files.
391 * flags.h (flag_unwind_tables): New decl.
392 * toplev.c (flag_unwind_table): New definition.
393 (f_options): Add -funwind-tables.
394 (decode_g_option): Clarify warning when unknown -g option is given.
395 (rest_of_compilation): If inside an inlined external function,
396 pretend we are just being declared.
398 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
399 (dwarf2out_frame_finish): Likewise.
401 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
403 * fold-const.c (merge_ranges): In not in0, but in1, handle
404 upper bounds equal like subset case.
406 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
408 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
409 passed in a register but moved to the stack.
411 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
413 * gcc.c (pass_exit_codes, greatest_status): New variables.
414 (struct option_map): Add entry for "--pass-exit-codes".
415 (execute): Update greatest_status if error.
416 (display_help): Add documentation for -pass-exit-codes.
417 (process_command): Handle -pass-exit-codes.
418 (main): Look at pass_exit_codes and greatest_status on call to exit.
420 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
422 * reload.c (find_reloads): Refine test for no input reload
423 case to not includes reloads emitted after insn.
425 * function.c (find_temp_slots_from_address): Handle sum involving
426 a register that points to a temp slot.
427 (update_temp_slot_address): Make recursive call if both old and
428 new are PLUS with a common operand.
429 * calls.c (expand_call): Mark temp slot for result as having
432 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
434 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
435 component as well as "BINUTILS".
437 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
438 * integrate.c (copy_rtx_and_substitute): Likewise.
439 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
441 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
443 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
444 gdb extensions, write size of type; also be more consistent
445 in using references when this is a subtype.
447 * pa.md (extv, extzv, insv): Use define_expand to reject constant
448 that is out of range.
450 * loop.c (unknown_constant_address_altered): New variable.
451 (prescan_loop): Initialize it.
452 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
453 (invariant_p, case MEM): Remove handling for volatile and readony;
454 check new variable if readonly.
455 (check_dbra_loop): Chdeck unknown_constant_address_altered.
457 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
458 (addr_affects_sp_p): Removed from note_mem_written and only
459 define #ifdef AUTO_INC_DEC.
461 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
463 * regclass.c (record_reg_classes): Properly handle register move
466 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
467 Don't think valid if both operands are invalid.
468 (struct constant_descriptor): New field RTL.
469 (mark_const_hash_entry): Mark it.
470 (record_constant{,_rtx}): Initialize it.
471 (output_constant_def): Allocate RTL in permanent obstack and
473 ({record,compare}_constant_1): Modes must match for
474 CONSTRUCTOR of ARRAY_TYPE.
476 * c-common.h (initializer_constant_valid_p): Delete decl from here.
477 * output.h (initializer_constant_valid_p): Move decl to here.
478 * c-common.c (initializer_constant_valid_p): Delete function from here.
479 * varasm.c (initializer_constant_valid_p): Move function to here.
481 * tree.h (STRIP_SIGN_NOPS): New macro.
482 * fold-const.c (optimize_minmax_comparison): New function.
483 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
484 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
485 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
486 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
487 widening conversions.
488 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
489 to look at size of mode, not precision of type; also add missing cases.
490 (optimize_bit_field_compare, decode_field_reference): Don't try to
491 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
493 * dwarf2out.c (ctype.h): Include.
494 (dwarf2out_set_demangle_name_func): New function.
495 (size_of_line_info): Deleted.
496 (output_line_info): Compute size of line info table from difference
498 (base_type_die, add_name_attribute): Call demangle function, if any.
499 (field_byte_offset): Use bits per word for variable length fields.
500 (gen_array_type_die): Add array name.
501 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
502 (dwarf2out_add_library_unit_info): New function.
504 * explow.c (set_stack_check_libfunc): New function.
505 (stack_check_libfunc): New static variable.
506 (probe_stack_range): Allow front-end to set up a libfunc to call.
508 * combine.c (simplify_comparison): When making comparison in wider
509 mode, check for having commuted an AND and a SUBREG.
510 (contains_muldiv): New function.
511 (try_combine): Call it when dividing a PARALLEL.
512 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
513 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
515 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
516 use one of the CLOBBERs instead.
517 (if_then_else_cond): If comparing against zero, just return thing
520 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
521 Don't generate shifts and subtract if have conditional arithmetic.
523 * rtl.h (delete_barrier): New declaration.
524 * jump.c (jump_optimize): Set up to handle conditional call.
525 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
526 (delete_barrier): New function.
528 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
530 * recog.c (nonmemory_operand): Accept ADDRESSOF.
532 * tree.c (build_type_attribute_variant): Push to obstack of
533 ttype around type_hash_canon call.
535 * expr.c (placeholder_list): Move decl to file scope.
536 (expand_expr): Don't force access to volatile just because its
538 If ignoring reference operations, just expand the operands.
539 (expand_expr, case COMPONENT_REF): Propagate
540 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
541 Refine test for using bitfield operations vs pointer punning.
542 (expand_expr, case CONVERT_EXPR): If converting to
543 BLKmode UNION_TYPE from BLKmode, just return inner object.
544 Use proper mode in store_field call.
545 Properly set sizes of object to store and total size in store_field
546 call for convert to union.
547 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
548 memory (like for ADDR_EXPR). Also, don't put constant in register if
549 we'll want it in memory.
550 (readonly_fields_p): New function.
551 (expand_expr, case INDIRECT_REF): Call it if LHS.
552 (expand_assignment): Handle a RESULT_DECL where
553 DECL_RTL is a PARALLEL.
554 (do_jump, case WITH_RECORD_EXPR): New case.
555 (get_inner_reference): Always go inside a CONVERT_EXPR
556 and NOP_EXPR if both modes are the same.
557 (store_field): Use bitfield operations if size of bitsize is not same
558 as size of RHS's type.
559 Check for bitpos not a multiple of alignment in BLKmode case.
560 Do block move in largest possible alignment.
561 (store_constructor): Set BITSIZE to -1 for variable size and properly
562 in case of array of BLKmode.
563 (expand_expr_unaligned): New function.
564 (do_compare_and_jump): Call it.
566 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
567 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
568 does not include 'o'.
570 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
571 both SET_DEST and SET_SRC reference a virtual register.
572 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
574 * integrate.c (expand_inline_function): Handle case of setting
575 virtual stack vars register (from built in setjmp); when parameter
576 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
577 (subst_constant): Add new parm, MEMONLY.
578 (expand_inline_function, integrate_parm_decls): Pass new parm.
579 (integrate_decl_tree): Likewise.
580 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
581 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
582 (copy_rtx_and_substitute, case SET): Add explicit calls to
583 copy_rtx_and_substitute for both sides.
585 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
587 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
588 within INDEX_TYPE, instead of before.
589 (fixup_gotos): Use f->target_rtl, not the next insn,
590 since latter may be from a later fixup.
591 (expand_value_return): Correctly convert VAL when promoting function
592 return; support RETURN_REG being a PARALLEL.
593 (expand_return): When checking for result in regs and having
594 cleanup, consider PARALLEL in DECL_RTL as being in regs.
596 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
598 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
599 last_nominal_fname): Mark const.
600 (struct include_hash: name, nshort, control_macro): Mark
602 (struct macrodef: symnam): Mark const.
603 (struct if_stack: fname): Mark const.
604 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
605 (IStable): New character-syntax array which encompasses all
606 the old is_foo arrays.
607 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
608 is_space): New macros for interrogating IStable.
609 (check_macro_name): Kill last argument. All callers changed.
611 * cppinit.c (initialize_char_syntax): Delete.
612 (is_idchar, is_idstart, is_hor_space, is_space,
613 trigraph_table): Delete.
614 (IStable): New. Initialize with clever macros to avoid
615 information duplication.
616 (builtin_array): Table of builtins to get rid of explicit list
617 in initialize_builtins.
618 (initialize_builtins): Use builtins_array.
619 (cpp_start_read): Call init_IStable, and set IStable['$'] if
620 opts->dollars_in_ident.
622 * cppexp.c: Change all refs to is_xyz[] arrays to use new
624 (cpp_parse_expr): Avoid 'format string is not constant'
625 warning. Use ISGRAPH to identify printable chars.
626 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
628 (read_and_prescan): Map trigraphs to chars with open-coded
629 if-else-if-... sequence, not a lookup table.
630 * cpphash.c: Change all refs to is_xyz[] arrays to use new
632 * cpplib.c: Change all refs to is_xyz[] arrays to use new
633 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
634 (check_macro_name): Remove ability to report an invalid
635 assertion name, which is never used.
636 (do_line): Constify a couple of char *'s.
637 * cppmain.c (main): Call cpp_cleanup before returning.
639 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
641 * ggc.h (struct ggc_statistics): New type.
642 (ggc_get_size): New function.
643 (ggc_print_statistics): Likewise.
644 * ggc-common.c (ggc_stats): New variable.
645 (ggc_mark_rtx_children): Keep statistics.
646 (ggc_mark_tree_children): Likewise.
647 (ggc_print_statistics): New function.
648 * ggc-page.c (struct globals): Add bytes_mapped field.
649 (alloc_anon): Update it.
650 (release_pages): Likewise.
651 (ggc_get_size): New function.
652 (ggc_page_print_statistics): New function.
653 * ggc-simple.c (ggc_get_size): New function.
655 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
657 * flow.c (propagate_block): When the last reference to a label
658 before an ADDR_VEC is deleted because the reference is a dead
659 store, delete the ADDR_VEC.
661 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
663 * resource.c (find_free_register): Don't use the frame pointer
664 if frame_pointer_needed.
666 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
668 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
669 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
671 * config/i960/i960.c (i960_va_start): New locals base, num.
672 Use INDIRECT_REF instead of ARRAY_REF on valist.
673 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
675 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
677 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
679 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
681 * tree.def (PLACEHOLDER_EXPR): Update comments.
683 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
685 * c-common.c (check_format_info): Avoid non-literal format string
686 warnings when `first_arg_num' is zero.
688 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
690 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
692 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
694 * arm.md (casesi_insn): Add a clobber of the condition code
697 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
699 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
700 used by both cc1 and cc1plus.
702 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
704 * config/arm/arm.c: Initialise arm_structure_size_boundary to
705 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
706 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
707 to the value 32 if it has not already been defined.
708 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
709 Override definition in arm.h with a value of 8.
711 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
713 * c-pragma.c (push_alignment): Don't check the return value
716 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
718 * sparc.h (ADJUST_COST): Fix thinko.
720 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
722 * cccp.c (rescan): Fixed obp pointer handling around call to
723 check_expand subroutine.
725 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
727 * gcse.c (delete_null_pointer_checks): Only record non-null info
728 for pseudos when examining stores.
730 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
731 splitters for these patterns. Use "#" for output templates.
732 (addsi3_carryin_shift): New pattern.
734 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
736 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
737 of the function return register into a plain REG until
738 after function inlining is done.
740 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
742 * jump.c (jump_optimize_1): If we did cross-jumping, and
743 the data will matter, rebuild the CFG.
744 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
745 not optimizing. Don't run shorten_branches.
746 * toplev.c (rest_of_compilation): Run shorten_branches after
749 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
751 * rtl.h (note_stores): Add additional paramter.
752 * rtlanal.c (reg_set_p_1): Take additional paramter.
753 (reg_set_last_1): Likewise.
754 (reg_set_p): Adjust call to note_stores.
755 (reg_set_last): Likewise.
756 (note_stores): Pass data parameter to worker function.
757 * alias.c (record_set): Take additional parameter.
758 (init_alias_analysis): Pass it.
759 * caller-save.c (mark_set_regs): Take additional parameter.
760 (save_call_clobbered_regs): Pass NULL to note_stores.
761 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
763 (record_dead_and_set_regs_1): Likewise.
764 (reg_dead_at_p_1): Likewise.
765 (combine_instructions): Adjust calls to note_stores.
766 (try_combine): Likewise.
767 (record_dead_insn): Remove.
768 (record_dead_and_set_regs): Adjust calls to note_stores.
769 (reg_dead_at_p): Likewise.
770 * cse.c (invalidate_skipped_set): Take additional parameter.
771 (cse_check_loop_start): Likewise.
772 (cse_check_loop_start_value): Remove.
773 (cse_set_around_loop): Adjust calls to note_stores.
774 * flow.c (notice_stack_pointer_modification): Take additional
775 parameter. Remove duplicate declaration.
776 (record_volatile_insns): Adjust calls to note_stores.
777 * gcse.c (record_set_info): Take additional parameter.
778 (record_last_set_info): Likewise.
779 (invalidate_nonnull_info): Likewise.
780 (record_set_insn): Remove.
781 (compute_sets): Adjust calls to note_stores.
782 (last_set_insn): Remove.
783 (compute_hash_table): Adjust calls to note_stores.
784 (insert_insn_end_bb): Likewise.
785 (delete_null_pointer_checks): Likewise.
786 * global.c (mark_reg_store): Take additional parameter.
787 (mark_reg_clobber): Likewise.
788 (reg_becomes_live): Likewise.
789 (global_conflicts): Adjust calls to note_stores.
790 (build_insn_chain): Likewise.
791 * integrate.c (note_modified_parmregs): Take additional parameter.
792 (mark_stores): Likewise. Make it static.
793 (save_for_inline_nocopy): Adjust calls to note_stores.
794 (try_constants): Likewise.
795 * integrate.h (mark_stores): Remove declaration.
796 * jump.c (mark_modified_reg): Take additional parameter.
797 (thread_jumps): Adjust calls to note_stores.
798 * local-alloc.c (validate_equiv_mem_from_store): Take additional
800 (no_equiv): Likewise.
801 (reg_is_set): Likewise.
802 (validate_equiv_mem): Adjust calls to note_stores.
803 (update_equiv_regs): Likewise.
804 (block_alloc): Likewise.
805 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
806 (note_addr_stored): Take additional parameter.
807 (note_set_pseudo_multiple_uses): Likewise.
808 (record_initial): Likewise.
809 (prescan_loop): Adjust calls to note_stores.
810 (strength_reduce): Likewise.
811 (check_dbra_loop): Likewise.
812 * regmove.c (flags_set_1): Take additional paramter.
813 (mark_flags_life_zones): Adjust calls to note_stores.
814 * reload1.c (mark_not_eliminable): Take additional parameter.
815 (forget_old_reloads_1): Likewise.
816 (reload_cse_invalidate_rtx): Likewise.
817 (reload_cse_check_clobber): Likewise.
818 (reload_combine_note_store): Likewise.
819 (move2add_note_store): Likewise.
820 (reload): Adjust calls to note_stores.
821 (reload_as_needed): Likewise.
822 (emit_reload_insns): Likewise.
823 (reload_cse_regs_1): Likewise.
824 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
825 (reload_combine): Adjust calls to note_stores.
826 * resource.c (update_live_status): Take additional paramter.
827 (mark_target_live_regs): Adjust calls to note_stores.
828 * stupid.c (find_clobbered_regs): Take additional parameter.
829 (stupid_life_analysis): Adjust calls to note_stores.
831 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
833 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
836 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
839 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
840 of the variable arm_structure_size_boundary.
842 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
844 * alias.c (init_alias_analysis): Allocate reg_known_value and
845 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
847 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
848 * cse.c (cse_main): Call end_alias_analysis.
849 * haifa-sched.c (schedule_insns): Likewise.
850 * local-alloc. (update_equiv_regs): Likewise.
851 * reload1.c (reload_cse_regs): Likewise.
853 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
855 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
856 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
857 mapping from MASK_FPU.
859 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
861 * sparc.md (call): Don't bound structure return size to 0xfff.
863 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
865 * resource.c (mark_target_live_regs): Check that the target
866 insn wasn't created after compute_bb_for_insn.
868 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
870 * ggc-page.c (poison_pages): Don't be overzealous.
872 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
874 * alias.c: Update comments for ADDRESS.
875 (nonlocal_reference_p): Look inside the ADDRESS to determine if
876 it is a local memory reference.
878 * c-typeck.c (build_function_call): Check that the built-in
879 function is of class BUILT_IN_NORMAL before trying to recongize
881 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
882 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
884 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
886 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
888 (pre_gcse): Likewise.
889 (hoist_expr_reaches_here_p): Likewise.
890 (hoist_code): Likewise.
891 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
893 (pre_expr_reaches_here_p_work): ... here.
894 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
896 (expr_reaches_here_p_work): ... here.
898 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
900 * resource.c (find_basic_block): Delete.
901 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
902 (init_resource_info): Call compute_bb_for_insn.
904 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
906 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
907 with already adjacent blocks, but no fallthru.
908 (merge_blocks_move_successor_nojumps): Simplify.
909 (debug_flow_info): New.
911 * toplev.c (rest_of_compilation): Open jump1 dump file before
912 jump and close after, as opposed to just using dump_rtl.
914 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
916 * reload.h (earlyclobber_operand_p): Declare.
917 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
918 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
919 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
920 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
922 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
923 Richard Henderson <rth@cygnus.com>
925 * emit-rtl.c (emit_block_insn_before): New.
926 (emit_block_insn_after): New.
927 * basic-block.h: Declare them.
929 * bitmap.h: Protect from multiple inclusion.
931 * recog.c (scratch_operand): Handle VOIDmode correctly.
933 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
935 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
936 * function.c (assign_parms): Likewise.
937 * global.c (global_conflicts): Clarify STACK_REGS commentary.
939 * reg-stack.c (max_uid): Remove.
940 (blocks, block_begin, block_end, block_drops_in): Remove.
941 (block_stack_in, block_out_reg_set, block_number): Remove.
942 (struct block_info_def, BLOCK_INFO): New.
943 (enum emit_where): New.
944 (current_block): New.
946 (mark_regs_pat, record_label_references): Remove.
947 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
949 (goto_block_pat, print_blocks, dump_stack_info): Remove.
950 (reg_to_stack): Simplified test for existance of fp code. Use
951 flow.c code. Call shorten_branches after cross-jump opt.
952 (check_asm_stack_operands): Renamed from record_asm_reg_life.
953 Return false if the asm doesn't use stack regs. Don't do life
955 (emit_pop_insn): Replace function pointer arg `when' with
956 enum `where'. Update all callers.
957 (change_stack): Likewise. Update basic block end.
958 (emit_swap_insn): Use current_block->head to limit reverse search
959 for start of block. Use emit_block_insn_after.
960 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
961 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
962 structure assignment instead of bcopy.
964 (convert_regs_entry, convert_regs_exit): New.
965 (convert_regs_1, convert_regs_2): Split out from convert_regs.
966 Work on basic blocks and the CFG.
967 (convert_regs): Use them.
969 * i386.c (output_fix_trunc): Remove code for DImode input operand
971 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
973 (fix_truncdi_1): Allow any mode scratch.
975 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
977 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
978 * linux.h, netbsd.h, vms.h: Not here.
980 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
982 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
983 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
984 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
985 CONDITIONAL_REGISTER_USEAGE): Use them.
986 * config/mips/mips.c (mips_move_1word,mips_move_2words,
987 gen_conditional_branch,override_options) : Use them.
988 * config/mips/mips.md : Use them.
990 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
992 * i386.md (zero_extendqihi2): Use SImode register name with andl.
994 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
996 * integrate.c (function_cannot_inline_p): Don't allow inlining
999 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1001 * c-parse.in (cast_expr): Constify.
1003 * cccp.c (special_symbol): Likewise.
1005 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1007 * dwarf2out.c (base_type_die): Likewise.
1009 * global.c (allocno_compare): Likewise.
1011 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1013 * regclass.c (fix_register): Likewise.
1015 * rtl.h (fix_register): Likewise.
1017 * stupid.c (stupid_reg_compare): Likewise.
1019 * toplev.c (decode_f_option): Likewise.
1021 * tree.c (build_complex_type): Likewise.
1023 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1025 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1027 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1029 * reload.c (find_reloads): Compute mode and nregs fields of all
1031 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1032 (calculate_needs): Use precomputed mode/nregs values.
1033 (allocate_reload_reg): Likewise.
1035 (failed_reload, set_reload_reg): ... new functions.
1036 (choose_reload_regs_init): New function, mostly broken out from...
1037 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1038 Also lose one #if 0 block.
1040 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1042 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1045 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1047 * tree.h (BLOCK_TYPE_TAGS): Remove.
1048 (BLOCK_END_NOTE): Likewise.
1049 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1050 (BLOCK_LIVE_RANGE_START): Likewise.
1051 (BLOCK_LIVE_RANGE_END): Likewise.
1052 (tree_block): Remove live_range_flag, live_range_var_flag, and
1053 type_tags. Remove end_note, live_range_start, and live_range_end.
1054 (remember_end_note): Remove prototype.
1055 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1056 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1058 * ggc-common.c (ggc_mark_tree_children): Don't mark
1059 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1060 * integrate.c (adjust_copied_decl_tree): Remove.
1061 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1062 * stmt.c (last_block_end_note): Remove.
1063 (init_stmt): Don't add a GC root for it.
1064 (expand_fixup): Don't set it.
1065 (remember_end_note): Remove.
1066 (expand_end_bindings): Don't set last_block_end_note.
1068 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1070 * reload1.c (reload_reg_free_for_value_p): Show
1071 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1074 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1076 * expmed.c (extract_bit_field): Allow for the case of non-integer
1077 objects that are smaller than a word (like SFmode on a 64-bit
1080 * loop.c (basic_induction_var): A non-integer variable which is
1081 being set by a paradoxical subreg is probably not a biv.
1083 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1085 * prefix.c (translate_name) Check for empty prefix string.
1087 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1089 * Makefile.in (CPP_CROSS_NAME): New variable.
1090 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1092 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1093 names of the files to be uninstalled.
1095 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1097 * collect2.c (IS_DIR_SEPARATOR): Define.
1098 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1100 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1103 * haifa-sched.c (add_dependence): Update the true dependency
1104 cache the first time we add a true dependence to the LOG_LINKS chain.
1106 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1108 * fold-const.c (fold): Fix comment.
1110 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1112 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1113 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1114 dbxout_start_new_source_file, dbxout_source_file,
1115 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1116 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1118 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1119 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1120 (dbxout_block): Initialize variable `blocknum'.
1122 * dbxout.h (dbxout_init, dbxout_finish,
1123 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1124 dbxout_args, dbxout_source_line): Constify a char*.
1126 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1127 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1128 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1129 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1130 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1131 src_info_attribute, mac_info_attribute, producer_attribute,
1132 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1133 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1134 dwarfout_undef): Constify a char*.
1135 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1137 * dwarfout.h (dwarfout_define, dwarfout_undef,
1138 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1140 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1142 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1143 (MULTILIB_ISA_DEFAULT): New.
1144 (MULTILIB_DEFAULTS): Use it.
1145 * config/mips/mips.c (): Remove the now unnecessary definition
1146 of MIPS_ISA_DEFAULT.
1147 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1148 unnecessary definition.
1150 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1152 * arm.md (pic_load_addr): Add constraints to operand 1.
1154 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1156 * fixinc/genfixes: Provide a means for specifying -D options to
1159 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1161 * arm.c (arm_override_options): Correct initialization of
1162 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1163 arm_is_strong, and arm_is_6_or_7.
1165 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1166 (note_set_pseudo_multiple_uses): New function.
1167 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1168 if a pseudo set in the loop exit is used elsewhere.
1170 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1172 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1174 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1176 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1177 a single load-address pattern.
1179 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1181 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1182 depending on whether or not line-number notes are present.
1184 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1186 * cccp.c (progname, file_buf, default_include, include_file,
1187 macrodef, definition, hashval, wchar_type, user_label_prefix,
1188 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1189 expand_to_temp_buffer, is_system_include, base_name,
1190 absolute_filename, read_name_map, open_include_file,
1191 record_control_macro, check_precompiled, check_preconditions,
1192 pcfinclude, pass_thru_directive, create_definition,
1193 check_macro_name, comp_def_part, collect_expansion,
1194 check_assertion, read_token_list, assertion_install,
1195 assertion_lookup, eval_if_expression, conditional_skip,
1196 validate_else, skip_quoted_string, quote_string, macarg1,
1197 error_from_errno, install, lookup, hashf, dump_defn_1,
1198 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1199 check_white_space, rescan, handle_directive, monthnames,
1200 special_symbol, do_include, remap_include_file, write_output,
1201 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1202 do_ident, do_sccs, do_xifdef, skip_if_group,
1203 output_line_directive, macroexpand, macarg, change_newlines,
1204 initialize_builtins, make_definition): Constify a char*.
1206 * pcp.h (stringdef): Likewise.
1208 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1210 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1213 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1214 Richard Henderson <rth@cygnus.com>
1216 * alias.c: Include ggc.h.
1217 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1218 (record_set): Verify enough room in reg_base_value.
1219 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1220 Register it as a GC root.
1221 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1222 * Makefile.in (alias.o): Depend on ggc.h.
1224 * unroll.c (unroll_loop): Verify the insn before a barrier
1225 is a JUMP_INSN before checking JUMP_LABEL.
1227 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1229 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1230 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1231 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1232 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1233 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1234 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1236 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1238 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1240 * alpha/alpha-interix.h (text_section): Delete prototype.
1241 * alpha/elf.h (text_section): Likewise.
1242 * arm/linux-elf.h (text_section): Likewise.
1243 * arm/linux-telf.h (text_section): Likewise.
1244 * c4x/c4x.h (text_section): Likewise.
1245 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1246 * elfos.h (text_section): Likewise.
1247 * i386/aix386ng.h (text_section): Likewise.
1248 * i386/i386-interix.h (text_section): Likewise.
1249 * i386/sco5.h (text_section): Likewise.
1250 * i386/svr3gas.h (text_section): Likewise.
1251 * nextstep.h (text_section): Likewise.
1252 * psos.h (text_section): Likewise.
1253 * ptx4.h (text_section): Likewise.
1254 * svr3.h (text_section): Likewise.
1255 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1257 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1259 * final.c (peephole): Delete prototype.
1261 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1262 (pre_insert_copies): Remove unused variable `bb'.
1264 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1267 * output.h (peephole): Add prototype.
1269 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1271 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1274 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1276 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1277 for inlined declarations.
1279 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1281 * arm.c (logical_binary_operator): New fucntion.
1282 * arm.h (logical_binary_operator): Declare it.
1283 (PREDICATE_CODES): Handle logical_binary_operator.
1284 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1285 output constraints. Add appropriate splitters.
1286 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1287 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1288 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1290 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1292 * genoutput.c (struct operand_data): New elt eliminable.
1293 (output_operand_data): Write it.
1294 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1295 (compare_operands): Take it into account.
1296 * recog.h (struct insn_operand_data): New elt eliminable.
1297 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1299 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1300 (eliminate_regs): Move code that detects changes to elimination
1301 target regs into new function elimination_effects.
1302 Delete one #if 0 block.
1303 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1304 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1305 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1306 Only call eliminate_regs for real operands of the insn, not for parts
1307 of its structure or parts matched by things like match_operator.
1308 Use elimination_effects and check_eliminable_occurrences. Use
1309 copy_insn to duplicate the pattern when not in the final pass.
1311 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1313 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1316 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1318 * fixinc/README: document the "mach" machine matching test
1319 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1320 * fixinc/fixtests.c: Implement the #else/#endif label test
1321 * fixinc/inclhack.def: utilize these tests and fixes
1322 * fixinc/inclhack.sh: regen
1323 * fixinc/fixincl.x: regen
1324 * fixinc/fixincl.sh: regen
1326 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1328 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1331 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1333 * gcc.1: Document exit codes.
1335 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1337 * calls.c: Include tm_p.h later, so everything we need is defined.
1339 * function.c: Likewise.
1341 * except.c: Include tm_p.h.
1343 * sparc.c: Likewise.
1344 (dwarf2out_cfi_label): Don't prototype.
1345 (check_return_regs, epilogue_renumber,
1346 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1347 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1348 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1349 ultra_schedule_insn): Add static prototype.
1350 (data_segment_operand, text_segment_operand): Call itself with the
1351 proper number of arguments.
1352 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1354 * sparc.h: Move all declarations to sparc-protos.h.
1355 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1358 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1360 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1362 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1363 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1364 ASM_OUTPUT_ASCII): Constify a char*.
1366 * sparc-protos.h: New file for sparc prototypes.
1368 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1370 * function.c (record_insns, contains): Always declare and define.
1371 (record_insns): Mark with ATTRIBUTE_UNUSED.
1373 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1375 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1376 to .section when outputting a .bss section to deal with multiple
1377 .bss input sections (as happens with -fdata-sections)
1378 Also output %progbits, not @progbits so the assembler doesn't treat as
1380 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1382 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1383 thumb parts even when building with non-thumb CPUs, by forcing
1386 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1388 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1389 (movdf_const_intreg_sp64): Similarly.
1391 * local-alloc.c (update_equiv_regs): Check the correct insn
1392 for pre-existing REG_EQUIV notes.
1394 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1396 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1397 block reached by a branch if we're not going to actually process
1400 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1402 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1403 a local extern function declaration.
1405 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1407 * i386.c (ix86_expand_prologue): Properly wrap USE around
1408 reg for CALL_INSN_FUNCTION_USAGE.
1410 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1412 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1413 move between GP_REGs.
1415 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1417 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1418 the mode size when finding out if an offset is legal.
1420 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1422 * basic-block.h (PROP_*): Move constants from ...
1424 (compute_bb_for_insn): Free the array before reallocating.
1425 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1426 (allocate_reg_life_data): Reset all reg variables collected by
1428 (get_block_head_tail): Don't convert from bb to block.
1429 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1430 (find_insn_reg_weight): Take block not bb.
1431 (schedule_block): Don't set block num for moved insns.
1432 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1433 (schedule_insns): Do it here instead.
1434 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1435 before update_life_info.
1436 * recog.c (split_all_insns, peephole2_optimize): Update for
1437 new arg to update_life_info.
1438 * rtlanal.c (remove_note): Cope with NULL note.
1439 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1442 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1444 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1446 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1447 block records so that merge_blocks_nomove will clean up correctly.
1448 (split_edge): Handle casesi insns.
1450 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1452 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1454 * pa.md (call, call_value): Do not emit a blockage after restoring
1457 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1459 * c-typeck.c (c_expand_asm_operands): Fix typo.
1461 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1463 * arm.c (fpu_rhs_operand): Verify modes.
1464 (fpu_add_operand): Likewise.
1465 (di_operand): Likewise.
1466 (soft_df_operand): Likewise.
1468 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1470 * arm.c (arm_return_in_memory): APCS rules state that the elements
1471 of a structure returned in a register must be 'integer-like'.
1473 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1475 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1476 in the source tree when the generated targets are out of date
1477 * fixinc/genfixes: Alter it to run individual fixes for make.
1478 * fixinc/README: rewrite
1479 * fixinc/inclhack.def: moved initial comments to README
1481 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1483 * toplev.c (main): Do not generate an error message if an
1484 unrecognised command line switch is recognisable by another
1485 language. If extra_warnings are enabled, then generate a
1486 warning message instead.
1488 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1490 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1491 (insert_pack_attributes): Delete prototype.
1493 * c-pragma.c (default_alignment): New static variable.
1494 (push_alignment): Initialize to current effective alignment.
1495 (pop_alignment): Use to set new alignment.
1496 (insert_pack_attributes): Delete function.
1497 (handle_pragma_token): Set default_alignment as well each time
1498 a #pragma pack(<n>) is encountered.
1500 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1502 * reg-stack.c (stack_result): Aggregates are not returned in
1505 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1507 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1509 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1511 * basic-block.h (set_block_num): Declare.
1512 * flow.c (update_life_info): Don't call compute_bb_for_insn
1513 or free_basic_block_vars.
1514 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1515 (insn_orig_block): Remove.
1516 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1517 (schedule_block): Keep BLOCK_NUM up-to-date.
1518 (schedule_insns): Use compute_bb_for_insn.
1519 * recog.c (split_all_insns): Likewise.
1520 (peephole2_optimize): Likewise.
1522 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1524 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1525 if the pic register is used.
1527 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1529 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1530 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1531 if that tests TREE_PERMANENT.
1533 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1535 * cse.c (invalidate_for_call): Do not remove memory references from
1536 the table here. It's handled elsewhere.
1538 * haifa-sched.c (add_dependence): Protect references to the
1539 true dependency cache with #ifdef INSN_SCHEDULING.
1540 (remove_dependence): Similarly.
1542 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1543 to the cfg code that this is a return instruction.
1544 * mn10300.md (return_internal): Similarly.
1546 * combine.c (get_last_value): If the last set of a register
1547 is after subst_low_cuid, then we can not use it to determine
1548 the register's last value.
1550 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1552 * Makefile.in: Back out previous change.
1554 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1556 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1558 * haifa-sched.c (add_dependence): Only check/update the cache
1560 (remove_dependence): Likewise.
1561 (schedule_insns): Only create the true_dependency_cache if the
1562 average number of instructions in a basic block is very large.
1564 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1566 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1567 (ggc-simple.o): Likewise.
1568 (ggc-page.o): Likewise.
1570 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1572 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1573 Prototype for exported functions.
1574 (pre_lcm, pre_rev_lcm): Remove prototypes.
1575 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1576 (compute_available): Move to lcm.c, and change parameter order.
1577 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1578 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1579 (gcse_main): No longer call compute_preds_succs. Rebuild the
1580 set table after reach pre pass.
1581 (pre_insert_map, pre_delete_map, edge_list): New.
1582 (alloc_pre_mem): Allocate edge vectors.
1583 (free_pre_mem): Delete edge vectors.
1584 (compute_pre_data): Call new edge based lcm routines.
1585 (process_insert_insn): New function.
1586 (insert_insn_end_bb): Use it.
1587 (pre_edge_insert): New function.
1588 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1590 (pre_insert_copies): Revamp using new edge based lcm outputs.
1591 (pre_delete): Likewise.
1592 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1594 (compute_code_hoist_vbeinout): New new edge based routines.
1595 * lcm.c: Remove all the old LCM functions. Replace with new ones
1596 that work with the new cfg datastructures and work with edges
1599 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1601 * reload.h (struct reload): Add new fields "mode" and "nregs".
1602 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1603 to reference the "mode" and "nregs" field within struct reload.
1605 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1607 * haifa-sched.c (true_dependency_cache): New.
1608 (add_dependence): Use the true dependency cache to avoid expensive
1609 walks down the LOG_LINKS dependency list. Add entries to the
1611 (remove_dependence): Remove entries from the true dependency cache
1613 (schedule_insns): Allocate and initialize and free the true
1616 * haifa-sched.c (schedule_insns): Do not remove inter-block
1617 dependencies anymore.
1619 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1621 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1622 * i386/t-winnt: Likewise.
1624 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1626 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1628 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1630 * Makefile.in (LANGUAGES): Omit "proto".
1631 (clean): Remove stale comment about removing unprotoize.c.
1633 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1635 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1636 using arithmetic on void pointers.
1638 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1640 * haifa-sched.c (compute_block_forward_dependencies): Only check
1641 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1643 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1645 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1646 (expr_equiv_p): Reject memories with different alias sets.
1648 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1650 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1651 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1652 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1653 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1654 (lang_init): Set default for flag_bounds_check if still "unspecified".
1656 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1658 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1660 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1662 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1665 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1667 * config/c4x/c4x.md (*db_noclobber,
1668 *decrement_and_branch_until_zero_noclobber): New patterns and
1669 associated splitters.
1671 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1673 * config/c4x/c4x.md (parallel instruction patterns): Rework
1674 constraints to keep reload happy.
1676 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1678 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1679 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1680 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1681 Add new patterns and associated post-reload splitters.
1683 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1685 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1687 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1689 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1691 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1693 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1695 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1698 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1700 * pa.c (move_operand): Rely on memory_address_p to determine the
1701 validity of non-indexed memory addresses.
1702 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1703 operand in DFmode and SFmode when generating PA2.0 code.
1705 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1707 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1709 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1711 * mips.c (function_prologue): Fix argument types.
1712 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1713 (casesi_internal): Write to the scratch register.
1715 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1717 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1719 (parse_charconst): Delete unnecessary cast when calling
1721 (cpplib.h): Kill prototype of cpp_parse_escape.
1723 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1725 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1726 * unroll.c (unroll_loop): Cast return value of alloca.
1727 * i370/i370.c: Include function.h and toplev.h.
1728 (i370_label_scan): Remove c++ commented abort.
1729 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1730 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1731 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1732 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1734 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1736 * config/t-freebsd: Do not override USER_H.
1737 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1739 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1740 Mumit Khan <khan@xraylith.wisc.edu>
1742 * c-parse.in (component_decl): Support anonymous struct/union.
1744 * c-parse.y: Regenerate.
1745 * c-parse.c: Likewise.
1746 * objc/objc-parse.y: Likewise.
1747 * objc/objc-parse.c: Likewise.
1748 * c-decl.c (finish_struct): Don't sort the fields.
1749 (field_decl_cmp): Delete unused function.
1751 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1753 * sparc.md (movsf_const_intreg): Revert last constraint change.
1754 (movdf_const_intreg_sp32): Likewise.
1756 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
1758 * cse.c: Include hashtab.h instead of splay-tree.h
1759 (struct cse_reg_info): No longer use variant union. Add new
1760 field "regno". All references changed to avoid union.
1761 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
1762 (free_cse_reg_info): Remove.
1763 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
1764 (get_cse_reg_info): Revamp to use expandable hash tables instead
1765 of splay trees. Initialize new fields in cse_reg_info structure.
1766 (new_basic_block): Similarly.
1768 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
1770 * genrecog.c (message_with_line): Prototype.
1771 (validate_pattern): Pass along the set for the dest, not a flag.
1772 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
1773 Check for PC/CC0 as sources.
1774 (nodes_identical): Check for children position match before
1775 allowing the combination.
1777 * rtl.c (read_rtx): Track line number across \\\n.
1779 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
1781 * mips.h (SPECIAL_MODE_PREDICATES): New.
1782 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
1783 (movdi+1, movsi+1): Add output reload constraint.
1784 (casesi_internal): Likewise. Fix commentary.
1785 (return_internal): Use pmode_register_operand.
1787 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
1789 * 1750a.md (movstrqi): Add missing output reload constraint.
1790 (call_value): Likewise.
1791 * a29k.md (cpxxx patterns): Add missing match_operator mode.
1792 (jmpfdec): Add missing inout reload constraint.
1793 * elxsi.md (addsi patterns): Add missing output reload constraint.
1794 (move from sp): Use @ alternates.
1795 (call_value): No constraint on output.
1796 * fr30.md (movsi_pop): Add missing output reload constraint.
1797 (movsf_constant_store): Likewise.
1798 (splits): Remove constraints.
1799 (subsi3): Add missing mode.
1800 * i370.md (cmpstrsi+1): Add missing output reload constraint.
1801 (call_value): Likewise.
1802 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
1803 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
1804 * m32r.md (movsicc_internal): Add output reload constraint.
1805 (movstrsi_internal): Add inout reload constraints.
1806 * m88k.h (reg_names): Don't declare.
1807 (SPECIAL_MODE_PREDICATES): New.
1808 * m88k.md (*): Use register_operand not reg_or_0_operand
1810 * mn10200.h (PREDICATE_CODES): New.
1811 * ns32k.md (ffs pattern): Add output reload constraint.
1812 * pdp11.md (sob pattern): Add inout reload constraint.
1813 * sh.md (splits): Remove constraints.
1814 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
1815 * v850.md (pattern_is_ok_for_epilogue): Likewise.
1816 * vax.md (jgequ pattern): Add inout reload constraint.
1818 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
1820 * configure.in (djgpp): Revert previous patch.
1821 * configure: Rebuit.
1822 * config/i386/djgpp.h: Revert previous patch.
1824 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
1826 * fixinc/inclhack.def: Restore patch lost during last merge of
1827 "no_bogosity" branch.
1828 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
1830 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
1832 * fixincludes: Add a HPUX 11 fix for inttypes.h.
1833 * fixinc/inclhack.def: Same.
1834 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
1836 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
1838 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
1839 as the base of a PLUS.
1841 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1843 * config/c4x/c4x.md: Define mode for remaining unspec operators.
1844 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
1846 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
1848 * pa.md (post_stw+1): Use pmode_register_operand.
1849 (dcacheflush, icacheflush): Likewise.
1851 * i386.md (movstricthi_1): Allow r/r.
1853 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
1855 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
1856 to (not (and (arg0) (arg1))). Similary for and.
1858 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
1859 falltrought to assocate code.
1860 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
1863 * combine.c (simplify_logical): Convert XOR to IOR if operands have
1864 no bits in common; remove XOR to ROTATE conversion.
1866 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1868 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
1870 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1872 * config/c4x/c4x.c (dst_operand): New.
1873 (PREDICATE_CODES): Update.
1874 * config/c4x/c4x.h (dst_operand): Declare it.
1875 * config/c4x/c4x.md: Define mode for each unspec usage.
1876 (move patterns): Use dst_operand predicate instead of src_operand.
1877 (movqi_update, movqf_update): Delete.
1879 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
1881 * recog.c (pmode_register_operand): New.
1882 * recog.h: Declare it.
1883 * genrecog.c (pred_codes): Likewise.
1884 (special_mode_pred_table): Likewise.
1885 (validate_pattern): Don't warn no mode for address_operand.
1887 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
1888 if the operand is not insn-like.
1890 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
1891 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
1893 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
1895 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
1897 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
1898 instead of general_operand in a SET_DEST. Use const_double_operand
1899 instead of an explicit test against CONST_DOUBLE.
1900 (movsf_const_lo): Add missing register mode.
1901 (goto_handler_and_restore): Add auxiliary test for Pmode.
1902 (flush): Adjust to use address_operand.
1903 (return_sf_no_fpu): Add missing output constraint.
1905 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
1907 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
1908 for call return value.
1909 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
1911 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
1913 * toplev.c (main): Only warn about options for other languages.
1914 * collect2.c (main): Pass -w to sub-gcc.
1916 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
1918 * flow.c (propagate_block): Add call-clobbered registers to
1921 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
1922 zapping mem_set_list.
1923 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
1924 (mark_set_1, mark_used_regs): Likewise.
1926 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
1928 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
1930 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1932 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
1933 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
1934 options. Also add a new item "C-only Warning Options" to the
1937 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
1939 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
1940 from multiple calls.
1942 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
1944 * i386.md (call value patterns): Move to the end of the file.
1945 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
1947 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
1949 * configure.in (djgpp configuration): Define extra_objects..
1950 * configure: Rebuilt.
1951 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
1952 (DTORS_SECTION_ASM_OP): Define.
1953 (INIT_SECTION_ASM_OP): Define.
1954 (FINI_SECTION_ASM_OP): Define.
1955 (DATA_SECTION_ASM_OP): Define.
1956 (TEXT_SECTION_ASM_OP): Define.
1957 (EH_FRAME_SECTION_ASM_OP): Define.
1958 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
1959 (STARTFILE_SPEC): Add crtbegin.o.
1960 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
1961 to here from LINK_COMMAND_SPEC.
1962 (DO_GLOBAL_CTORS_BODY): Define.
1963 (CRTSTUFF_USE_FINI_SECTION): Define
1964 (HAS_INIT_SECTION): Delete.
1966 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
1968 * Makefile.in (all.cross): Depend on xcpp$(exeext).
1970 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
1972 * pa.h (PREDICATE_CODES): New.
1974 * genrecog.c (validate_pattern): Condense the destination
1977 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
1979 * alpha.md (call-1): Supply missing mode for operator.
1980 (*): Add missing output reload constraints. Remove constraints
1983 * i386.h (SPECIAL_MODE_PREDICATES): New.
1984 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
1985 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
1986 (addsi_lea_3): Add missing mode for op 3.
1987 (prologue_set_got, prologue_get_pc): Add missing modes.
1988 (*) Add missing output reload constraints.
1990 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
1992 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
1993 check for member bit-size overflow and use var_size if it occurs.
1994 (layout_record): Use bitsize_int() to define the type size in bits.
1995 Likewise for computation and assignment to DECL_FIELD_BITPOS.
1996 (layout_decl): Likewise when assigning to DECL_SIZE.
1998 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2000 * genrecog.c (validate_pattern): Typo last change. Verify
2001 that output operands have output reloads.
2003 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2005 * genrecog.c (special_mode_pred_table): New.
2006 (NUM_SPECIAL_MODE_PREDS): New.
2007 (find_operand): New.
2008 (validate_pattern): New argument `insn'. Warn for assignment to
2009 any predicate accepting non-lvalues. Conditionaly warn for
2010 match_operand without a mode. Try much harder to match source
2011 and destination modes on a set.
2012 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2014 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2016 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2018 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2020 * combine.c (simplify_logical): Recognize xor pattern that encodes
2023 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2025 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2028 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2030 * ggc-page.c (MAP_FAILED): Provide default.
2032 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2034 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2035 * sparc.h (PREDICATE_CODES): Update.
2037 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2039 * alpha.c (some_ni_operand): New.
2040 * alpha-protos.h: Declare it.
2041 * alpha.h (PREDICATE_CODES): Update.
2042 * alpha.md (sXaddq reload insns): Use some_ni_operand
2043 for SET_DEST instead of some_operand.
2045 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2046 Jim Wilson <wilson@cygnus.com>
2048 * genrecog.c (maybe_both_true_2): Don't compare modes of
2050 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2051 after find_afterward.
2052 (debug_decision_1): Dump next and afterward codes.
2054 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2056 * rtl.c (dump_and_abort): Remove.
2057 (fatal_with_file_and_line): New.
2058 (fatal_expected_char): New.
2059 (read_rtx_lineno, read_rtx_filename): New.
2060 (read_skip_spaces): Track line number.
2061 (read_name): Use fatal_with_file_and_line.
2062 (read_rtx): Use fatal_expected_char. Track line number.
2063 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2065 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2066 if it isn't a CODE_LABEL.
2068 * genattr.c (main): Set read_rtx_filename.
2069 * genattrtab.c (main): Likewise.
2070 * gencodes.c (main): Likewise.
2071 * genconfig.c (main): Likewise.
2072 * genemit.c (main): Likewise.
2073 * genextract.c (main): Likewise.
2074 * genflags.c (main): Likewise.
2075 * genopinit.c (main): Likewise.
2076 * genoutput.c (main): Likewise.
2077 * genpeep.c (main): Likewise.
2079 * genrecog.c (decision_test.u.insn): Add `lineno'.
2080 (pattern_lineno, error_count): New variables.
2081 (message_with_line): New.
2082 (add_to_sequence): Break out checking code to ...
2083 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2084 (merge_insn): Use message_with_line.
2085 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2086 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2088 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2090 * expr.c (store_constructor): Clear union if constructor is empty.
2092 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2094 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2095 Add !endian checks. Change %{...} to %(...).
2097 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2099 * i386.md (*addsi3_cc): Renamed from addcsi3.
2100 (*addsi3_carry): Renamed from addxsi3.
2101 (*subsi3_cc): Renamed from subcsi3.
2102 (*subsi3_carry): Renamed from subxsi3.
2103 (*xorqi_cc_1): Renamed from xorcqi_1.
2104 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2105 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2107 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2109 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2110 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2112 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2114 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2115 climb up the chain of insns.
2117 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2119 * genrecog.c (write_subroutine): Careful for null trees.
2120 (process_tree): Don't elide empty functions.
2122 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2124 * Makefile.in (genrtl.o): Depend on ggc.h.
2125 * configure.in (valloc): Probe for it.
2126 (with-gc): Use ggc-page if valloc present.
2127 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2128 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2129 (ggc_alloc_string): Moved from ggc-page.c.
2130 * ggc-none.c (ggc_alloc_obj): New.
2131 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2132 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2133 (struct globals): Likewise for dev_zero_fd.
2134 (init_ggc): Likewise for it's initialization.
2135 (ggc_allocated_p): Move careful dereference from ...
2136 (ggc_lookup_page_table): ... here. Delete.
2137 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2138 (alloc_anon): Use valloc if no mmap.
2139 (release_pages): Use free if using valloc.
2140 (ggc_alloc_obj): Renamed from alloc_obj.
2141 (ggc_set_mark): Renamed from mark_obj.
2142 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2143 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2144 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2145 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2146 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2147 (ggc_collect): Use fp printing instead of our own rounding.
2148 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2149 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2150 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2151 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2152 (struct ggc_string, struct ggc_any): Delete.
2153 (offsetof): Provide default definition.
2154 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2156 (struct ggc_mem): New, from corpse of ggc_any.
2157 (struct ggc_status): Delete.
2158 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2159 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2160 (n_strings_collected, n_anys_collected): Delete.
2161 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2162 (ggc_alloc_string, ggc_alloc): Delete.
2163 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2164 (ggc_free_string, ggc_free_any): Delete.
2165 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2166 (ggc_compare_addresses, ggc_mark_string): Delete.
2167 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2168 (search_data): Delete.
2169 (struct globals): New.
2170 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2171 (tree_insert, tree_lookup): New.
2172 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2173 (clear_marks, sweep_objs): New.
2174 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2175 (init_ggc): Set allocated_last_gc.
2176 (ggc_push_context): Gut. Use G.context.
2177 (ggc_pop_context): Likewise.
2178 (ggc_pop_context_1): New.
2179 (debug_ggc_tree): New.
2180 (debug_ggc_balance, tally_leaves): New.
2181 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2182 (ggc_mark_string_if_gcable): Remove decl.
2183 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2184 (ggc_mark_rtvec_children): New.
2185 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2186 (ggc_mark_if_gcable): New decl.
2187 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2188 (ggc_alloc_tree, ggc_alloc): Likewise.
2189 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2190 (ggc_alloc_obj): New decl.
2191 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2192 (ggc_alloc_tree, ggc_alloc): Likewise.
2193 (ggc_set_mark): New decl.
2194 * rtl.h (struct rtx_def): Remove gc_mark.
2195 (struct rtvec_def): Likewise.
2196 * tree.h (struct tree_common): Likewise.
2198 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2200 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2201 float_format and thread_file definitions.
2202 * configure: Rebuilt.
2204 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2206 * extend.texi (Function Names): Document types of function names.
2208 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2210 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2211 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2213 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2215 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2217 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2219 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2221 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2223 * collect2.c (main): Do prelimnary link on AIX if rflag.
2225 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2227 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2228 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2230 (__do_global_dtors): similarly for __DTOR_LIST__.
2232 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2233 Diego Novillo <dnovillo@cygnus.com>
2235 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2238 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2240 * fixincl/*: Merged "no_bogosity" branch
2241 * fixincl/fixlib.h: protect against doubly defining t_bool
2242 * fixincl/server.h: protect against doubly defining t_bool
2244 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2246 * genoutput.c: Include toplev.h.
2248 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2250 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2252 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2253 * configure: Regenerate.
2255 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2257 * gcse.c (delete_null_pointer_checks): Returns void.
2259 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2261 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2262 * emit-rtl.c (copy_insn_1): Likewise.
2264 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2266 * config/mips/mips.c (mips_build_va_list): Correct
2267 TREE_CHAIN setting when hard-float.
2268 (mips_va_start): Use corrected setting.
2269 (mips_va_arg): Likewise. Also pass a tree to build of
2270 POSTINCREMENT_EXPR rather than a naked 'int'.
2272 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2274 * ggc.h (ggc_push_context): Fix comment.
2275 (ggc_pop_context): Likewise.
2276 (mark_string_if_gcable): Likewise.
2277 * ggc-common.c (ggc_mark_rtx_children): Use
2278 ggc_mark_string_if_gcable.
2279 * ggc-page.c (ggc_lookup_page_table): New function.
2280 (ggc_allocated_p): Likewise.
2281 (mark_obj): Fix formatting.
2282 (ggc_mark_string_if_gcable): New function.
2283 * ggc-simple.c (ggc_allocated_strings): New variable.
2284 (ggc_strings_used): Likewise.
2285 (ggc_compare_addresses): New function.
2286 (ggc_pop_context): Pop the `any' memory too.
2287 (ggc_mark_string_if_gcable): New function.
2288 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2290 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2292 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2293 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2294 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2297 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2299 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2300 (sched_reg_live_length, sched_reg_basic_block): Delete.
2301 (current_block_num, bb_live_regs, old_live_regs): Delete.
2302 (dead_notes, struct sometimes): Delete.
2303 (sched_note_set, birthing_insn_p): Delete.
2304 (adjust_priority): Gut useless reg lifetime code.
2305 (create_reg_dead_note, attach_deaths): Delete.
2306 (attach_deaths_insn, new_sometimes_live): Delete.
2307 (finish_sometimes_live): Delete.
2308 (find_pre_sched_live, find_post_sched_live): Delete.
2309 (update_reg_usage): Delete.
2310 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2311 (schedule_insns): Delete reg lifetime code.
2312 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2313 (unlink_other_notes): Adjust REG_NOTE commentary.
2314 (reemit_notes): Use REG_SAVE_NOTE.
2315 (schedule_block): Likewise.
2316 (schedule_region): Allocate bitmap of blocks in region. Use
2317 count_or_remove_death_notes. Use update_life_info.
2319 * rtl.h (REG_SAVE_NOTE): New.
2320 * rtl.c (reg_note_name): Update.
2322 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2324 * combine.c (refresh_blocks, need_refresh): New.
2325 (combine_instructions): Allocate refresh_blocks. Invoke
2326 update_life_info if needed.
2327 (distribute_notes): Mark refresh_blocks instead of installing
2329 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2330 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2332 * Makefile.in (recog.o): Depend on basic-block.h.
2334 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2336 * genrecog.c (add_to_sequence): Thinko last change: delete
2337 shadowing allow_const_int variable.
2339 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2341 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2342 __GNUC__ and __GNUC_MINOR__.
2344 * gansidecl.h: Likewise.
2350 * toplev.h: Likewise.
2356 * varray.c: Likewise.
2358 * varray.h: Likewise.
2360 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2362 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2363 use one before a jump table.
2365 * rtl.def (ADDRESS): Change documentation to match reality.
2366 * md.texi: Don't document it.
2367 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2370 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2372 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2374 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2375 known predicate block; default allow_const_int true.
2376 (debug_decision_list): New.
2378 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2380 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2382 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2384 * gcse.c (gcse_main): Avoid global optimizations if we have a
2385 large number of basic blocks and the ratio of edges to blocks
2387 (delete_null_pointer_checks): Likewise.
2389 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2391 * c-common.c (check_format_info): Warn if format string isn't a
2394 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2396 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2397 * configure: regenerate
2399 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2401 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2402 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2403 (peepholes): Re-enable.
2405 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2407 * Makefile.in (flow.o): Depend on TREE_H.
2408 * basic-block.h (REG_SET_EQUAL_P): New.
2411 (free_regset_vector): Remove declaration.
2412 (flow_delete_insn_chain): Declare.
2413 (enum update_life_extent): New.
2414 (update_life_info, count_or_remove_death_notes): Declare.
2415 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2416 Verify register live at bb->global_live_at_start before adding USE.
2417 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2418 (CLEAN_ALLOCA): New.
2420 (PROP_*): New flags.
2421 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2422 (clear_edges): Zero n_edges.
2423 (make_edge): Increment n_edges.
2424 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2425 (flow_delete_insn_chain): Export.
2426 (delete_block): Decrement n_edges.
2427 (merge_blocks_nomove): Likewise.
2428 (life_analysis): Give life_analysis_1 PROP flags.
2429 (verify_wide_reg_1, verify_wide_reg): New.
2430 (verify_local_live_at_start): New.
2431 (update_life_info): Rewrite to call into propogate_block.
2433 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2434 always mark stack pointer. Conditionally mark PIC register.
2435 After reload, mark call-saved registers, return regsiters.
2436 (life_analysis_1): Accept PROP flags not remove_dead_code.
2437 Call mark_regs_live_at_end before zeroing regs_ever_live.
2438 Use calculate_global_regs_live. Copy global_live_at_end before
2439 calling final propagate_block. Zero reg_next_use on exit.
2440 (calculate_global_regs_live): New.
2441 (allocate_bb_life_data): Don't allocate bb->local_set.
2442 (init_regset_vector, free_regset_vector): Remove.
2443 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2444 Test flags before every operation. Warn if prologue/epilogue insn
2445 would have been deleted.
2446 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2447 Use alloc_EXPR_LIST.
2448 (mark_used_regs): Accept and use FLAGS, not FINAL.
2449 Remove special handling for RETURN.
2450 (try_pre_increment): Use alloc_EXPR_LIST.
2451 (dump_flow_info): Dump n_edges.
2452 (unlink_insn_chain, split_hard_reg_notes): Remove.
2453 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2454 (find_insn_with_note, new_insn_dead_notes): Remove.
2455 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2456 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2457 (replace_insns): Remove.
2458 (count_or_remove_death_notes): New.
2459 (verify_flow_info): Abort on error after all checks.
2460 (remove_edge): Decrement n_edges.
2461 (remove_fake_edges): Tweek format.
2462 * haifa-sched.c (schedule_insns): Use split_all_insns.
2463 * output.h (update_life_info): Remove declaration.
2464 * recog.c (split_all_insns): From the corpse of split_block_insns,
2465 do the whole function block by block. Use update_life_info.
2466 (recog_last_allowed_insn): New.
2467 (recog_next_insn): Mind it.
2468 (peephole2_optimize): Set it. Walk backwards through blocks.
2469 Use update_life_info.
2470 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2471 (split_all_insns): Declare.
2472 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2473 Use split_all_insns.
2475 * i386.md (or -1 peep2s): Disable.
2477 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2479 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2480 a single pattern. Scrap the 'd' versions as unnecessary.
2482 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2483 tablejump_mips162,tablejump_internal4): The operands to a
2484 label_ref must be VOIDmode.
2486 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2488 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2490 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2492 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2494 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2496 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2497 cache every function if ggc_p.
2499 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2501 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2502 instead of copy_rtx. Accept sequences that contain asm statements.
2503 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2504 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2505 orig_asm_operands_vector, copy_asm_operands_vector,
2506 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2508 * rtl.h (copy_insn, copy_insn_1): Declare.
2510 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2512 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2514 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2515 arguments to `current_file_function_operand'.
2517 * genrecog.c: Include hard-reg-set.h and resource.h in the
2518 generated output file.
2520 * real.c: Include tm_p.h.
2522 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2524 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2527 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2529 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2530 before the fctiwz insn.
2532 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2533 Mark Mitchell <mark@codesourcery.com>
2535 * tree.c (make_lang_type_fn): New funtion pointer.
2536 (make_lang_type): Call it.
2537 * tree.h (make_lang_type): Declare.
2538 (make_lang_type_fn): Likewise.
2539 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2541 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2543 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2544 make sure that HIGH instructions are copied into BASE_REGS.
2546 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2548 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2550 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2552 * c-decl.c (finish_struct): Use simpler method of
2553 removing elements of a singly-linked list.
2555 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2557 * alpha.md (peephole2's): Comment out peephole2's that generate
2560 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2562 * genrecog.c (add_to_sequence): Disable mode check for
2565 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2567 * ggc-simple.c (init_ggc): Set empty_string.
2569 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2571 * configure.in: Detect mmap. Add --with-gc=foo to select
2572 garbage collector; default to page if mmap available.
2573 * Makefile.in (GGC): Substitute.
2575 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2577 * c-decl.c (ggc_p): Enable.
2579 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2581 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2583 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2585 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2586 string for little-endian-data.
2588 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2590 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2591 case somebody tries to compile --enable-checking code with gcc
2594 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2596 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2599 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2601 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2602 * jump.c (jump_optimize_1): Document why.
2604 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2606 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2607 pointers and casts for `int_handler' and `quit_handler'.
2609 * flow.c (verify_flow_info, split_hard_reg_notes,
2610 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2611 remove_edge, remove_fake_successors): Add static prototypes.
2612 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2613 (mark_set_1): Initialize variable `regno'.
2614 (unlink_insn_chain): Likewise for variable `curr'.
2615 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2617 * loop.c (strength_reduce): Initialize variable
2618 `unrolled_insn_copies'.
2619 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2620 prototypes. Change these functions to take const PTR parameters
2621 to avoid prototype conflict when used as the comparson argument
2623 (check_dbra_loop): Initialize variable `comparison_val'.
2625 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2626 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2627 (find_valid_class): Initialize variable `best_class'.
2628 (find_reloads): Call memcpy, not bcopy.
2630 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2631 (hard_reg_use_compare): Don't needlessly cast away const.
2632 (reload_reg_class_lower): Likewise.
2633 (choose_reload_regs): Initialize variable `regno'.
2635 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2637 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2639 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2641 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2642 ({,d}discard): Add forward declarations. Declare parameter as
2644 (main_without_main): Explicitly declare return type to be int.
2645 (memcpy): Properly declare.
2647 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2648 building the trampoline support, declare malloc, free, and
2650 (__clear_cache): Mark arguments as potentially unused.
2652 * frame.c (toplevel): If inhibit_libc is defined, declare
2655 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2657 * flow.c (make_edge): Accept an optional 2D bitmap in which
2658 to cache edge existence. Update all callers.
2659 (make_label_edge, make_eh_edge): Pass through the edge cache.
2660 (make_edges): Provide the cache.
2662 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2664 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2666 (local_mbtowc): Change the type of variable `i' from int to size_t.
2668 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2669 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2671 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2673 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2674 after other includes that define the appropriate types. Include
2675 tm_p.h for getting user prototypes.
2676 * ggc-callbacks.c (toplevel): Ditto.
2677 * ggc-none.c (toplevel): Ditto.
2678 * gcc-page.c (toplevel): Ditto.
2679 * ggc-simple.c (toplevel): Ditto.
2681 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2682 Jonathan Larmour <jlarmour@cygnus.co.uk>
2684 * config/mips/mips.c (mips_move_2words): Split doubles if
2685 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2687 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2689 * genrecog.c (struct decision_test): New.
2690 (struct decision): Remove test-related members, sort the rest by size.
2691 (IS_SPLIT): Simplify.
2692 (new_decision, new_decision_test): New.
2693 (add_to_sequence): Use them. No special handling for args of
2695 (maybe_both_true): Renamed from not_both_true; return sense changed.
2696 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2697 of maybe_both_true and adjusted for decision_test.
2698 (position_merit): Remove.
2699 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2700 (merge_accept_insn): New, broken out of merge_trees.
2701 (merge_trees): Use them. No special case for c_test; no node
2702 splitting; use test type instead of position_merit.
2703 (factor_tests): New.
2704 (simplify_tests): New.
2705 (break_out_subroutines): Don't write code now.
2706 (find_afterward): New.
2707 (write_afterward, write_switch, write_cond): New.
2708 (write_action, is_unconditional): New.
2709 (write_node): New. Use them.
2710 (write_tree_1): Rewrite. Use the new functions above.
2711 (write_tree): Remove afterward processing.
2712 (write_subroutine): Simplify function variant emission.
2713 (write_subroutines): New.
2714 (same_codes, clear_codes): Remove.
2715 (same_modes, clear_modes): Remove.
2716 (write_header): New, broken out of main.
2717 (make_insn_sequence): Use new_decision and new_decision_test.
2718 (process_tree): New, broken out of main.
2719 (main): Adjust for merge_trees interface change.
2720 Don't #define operands in the output file.
2721 (record_insn_name): New, broken out of make_insn_sequence.
2722 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2723 (debug_decision): New.
2725 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2727 * resource.c (find_free_register): Mark class_str argument const.
2728 * resource.h: Update prototype to match.
2730 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2731 * i386.md: Give all anonymous insns names.
2733 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2735 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2738 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2740 * toplev.c (dbr_sched_time): Unconditional.
2741 (peephole2_time): New.
2742 (compile_file): Add pass numbers to all of the dump file suffixes.
2743 Dump peephole2_time. Don't dump times for non-applicable passes.
2744 (rest_of_compilation): Add pass numbers to dump file suffixes.
2745 Conditionalize calls to the scheduler.
2746 * invoke.texi: Update.
2748 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2750 * flow.c (make_edges): Fix insn iteration.
2751 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2752 (find_basic_blocks_1): Fix spelling mistake.
2754 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
2756 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
2757 always have side-effects. Use memset not bzero.
2758 (make_node): Likewise.
2760 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
2762 * stmt.c (expand_anon_union_decl): When any of the elements of the
2763 union is addressable, so is the entire union.
2765 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
2767 * sbitmap.c (sbitmap_ones): Don't set too many bits.
2769 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
2770 * bitmap.c (bitmap_operation): Return true iff TO changed.
2771 (bitmap_equal_p): New.
2772 (bitmap_bit_p): Tidy arithmetic.
2773 (debug_bitmap_file): Likewise.
2775 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
2777 * toplev.c (rest_of_compilation): Turn on cse_not_expected
2778 before cse2 instead of after.
2780 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
2782 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
2785 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2787 * cppinit.c (is_idchar initializer): Loosen tests to accept
2790 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
2792 * mips.md: Define conditional move patterns for floating point
2793 operands and DI mode conditions.
2795 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
2797 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
2798 always have side-effects.
2800 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
2802 * mn10200.c (asm_file_start): Fix typo.
2804 * cppinit.c (is_idchar initializer): Tighten tests for when
2805 to put the table into initialized memory.
2807 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
2808 not an array of rtunion.
2809 * gcc-page.c (ggc_alloc_rtvec): Similarly.
2810 * gcc-simple (ggc_free_rtvec): Similarly.
2812 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
2815 * mbchar.h: Add missing #endif.
2817 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
2818 (FPBIT, DPBIT): Define.
2820 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2822 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
2824 * profile.c (instrument_arcs, output_gcov_string,
2825 tablejump_entry_p): Add static prototypes.
2826 (output_gcov_string): Constify a char*.
2828 * regmove.c (replacement_quality, fixup_match_2): Add static
2831 * resource.h (reg_dead_p): Add extern prototype.
2833 * rtl.c (trim_filename): Add static prototype.
2835 * scan-decls.c (skip_to_closing_brace): Likewise.
2837 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
2838 (expand_end_case): Initialize variable `range'.
2839 (emit_case_nodes): Remove unused prototype `rtx_fn'.
2841 * varasm.c (asm_emit_uninitialised): Add static prototype.
2842 (asm_emit_uninitialised, assemble_variable): Mark parameter with
2845 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2847 * cpplib.c (if_directive_nameo): Add static prototype.
2849 * cse.c (cse_insn): Remove unused variable `p'.
2851 * except.c (create_rethrow_ref, push_entry,
2852 receive_exception_label, new_eh_region_entry, find_func_region,
2853 clear_function_eh_region, process_nestinfo): Add static prototypes.
2854 (get_reg_for_handler): Hide definition.
2855 (process_nestinfo): Initialize variable `extra_handlers'.
2857 * expr.h (expand_builtin_longjmp): Add extern prototype.
2859 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
2861 * function.c (prepare_function_start): Likewise.
2862 (pop_function_context_from): Mark parameter `context' with
2864 (push_temp_slots_for_block, flush_addressof): Hide definition.
2866 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
2867 solve_program_flow_graph, calculate_branch_probs,
2868 function_summary, main, fancy_abort): Add prototypes.
2870 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
2871 (add_hash): Constify a char*.
2873 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
2874 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
2875 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
2877 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
2879 * lists.c (free_list, zap_lists): Likewise.
2881 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2883 * alias.c (nonlocal_reference_p): Add static prototype.
2885 * bitmap.c (bitmap_element_allocate): Prototype args in function
2888 * builtins.c (stabilize_va_list): Add static prototype.
2889 (expand_builtin_va_arg): Constify a char*.
2891 * c-lex.c (getch, put_back, extend_token_buffer_to,
2892 read_line_number, token_getch, token_put_back): Add static
2895 * c-parse.gperf (hash, is_reserved_word): Likewise.
2897 * cccp.c (is_dir_separator): Likewise.
2899 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2901 * graph.h: New file to prototype functions exported by graph.c.
2903 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
2905 * graph.c: Include graph.h.
2907 * toplev.c: Likewise. Remove redundant prototypes.
2909 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
2911 * invoke.texi: Removed duplicated description for -Q.
2913 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
2915 * extend.texi: Grammar fix in __extension__ text.
2917 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
2919 * md.texi (define_peephole2): New section.
2921 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
2923 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
2924 (mov $-1 to or peepholer): Enable for pentium when optimizing for
2927 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
2929 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
2931 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
2933 * i386.md (ffs expander): Emit Pentium friendly code for
2936 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
2938 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
2942 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2944 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
2946 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
2948 * config/m68k/m68k.c (use_return_insn): Return false if the pic
2951 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2953 * md.texi (No Constraints): Delete section.
2954 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
2955 * final.c (final_scan_insn): We always have register constraints.
2956 * genattrtab.c: Don't include "insn-config.h".
2957 (write_attr_case): We always have register constraints.
2958 * genconfig.c (register_constraint_flag): Delete.
2959 (walk_insn_part): Don't check whether we have register constraints.
2960 (main): Don't write out "#define REGISTER_CONSTRAINTS".
2961 * genoutput.c (have_constraints): Delete.
2962 (main): Don't set it.
2963 (output_operand_data): We always have constraints.
2964 (scan_operands): Likewise.
2965 (compare_operands): Likewise.
2966 * local-alloc.c (block_alloc): We always have constraints.
2967 (requires_inout): Always compile this function.
2968 * recog.c (extract_insn): We always have constraints.
2969 (constrain_operands, reg_fits_class_p): Always compile these
2971 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
2973 (struct insn_operand_data): Likewise.
2974 * regclass.c (regclass): We always have constraints.
2975 (record_reg_classes, copy_cost, record_address_regs,
2976 auto_inc_dec_reg_p): Always compile these functions.
2977 * regmove.c (regmove_optimize): We always have constraints.
2978 * reload.c (find_reloads): Likewise.
2979 * reload1.c (reload): Likewise.
2980 (reload_cse_simplify_operands): Likewise.
2981 * i860.c (output_delay_insn): Likewise.
2983 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
2985 * iris6.h (BUILD_VA_LIST_TYPE): Define.
2987 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2989 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
2990 for the va_list record.
2992 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
2994 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
2997 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
2999 * alias.c: Include insn-flags.h.
3000 * Makefile.in (alias.o): Update.
3002 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3004 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3005 to LTU and GEU. Handle more cases using sbb.
3007 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3009 * i386.md (truncatexfdf splitters): Do not use subreg.
3010 (fop XFmode patterns): Fix mode in operand testing.
3012 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3014 * jump.c (jump_optimize_1): Amend last change to test only the
3015 form of the operand, not the insn.
3017 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3018 not register_operand to determine when B may need preloading.
3020 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3022 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3023 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3024 (call-value patterns): Move to end of file.
3025 (*): Remove mode from label_ref in (pc) context.
3026 (movstrqi): Use memory not general_operand for BLKmode operands.
3027 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3028 to register_operand operands.
3029 (peep2 patterns): Convert from commented-out peephole patterns.
3031 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3033 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3034 to BUILT_IN_INIT_DWARF_REG_SIZES.
3035 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3036 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3037 expand_builtin_init_dwarf_reg_sizes.
3038 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3039 with __builtin_init_dwarf_reg_size_table.
3040 * dwarf2out.c (struct reg_size_range): Delete.
3041 (expand_builtin_init_dwarf_reg_sizes): New function.
3042 (expand_builtin_dwarf_reg_size): Delete.
3043 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3044 (expand_builtin_dwarf_reg_size): Don't declare.
3045 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3046 (dwarf_reg_size_table): New.
3047 (init_reg_size_table): New function.
3048 (copy_reg): Use dwarf_reg_size_table.
3049 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3052 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3054 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3055 Correctly build argument list to constructor and destructor functions.
3057 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3059 * c-tree.h (warn_float_equal): Declare.
3060 * c-decl.c (warn_float_equal): Define.
3061 (c_decode_option): Recognize -W[no-]float-equal.
3062 * c-typeck.c (build_binary_op): Conditionally warn
3063 about equality tests of floating point types.
3064 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3065 * invoke.texi: Add docs for -Wfloat-equal warning.
3067 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3069 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3070 generating RTL directly.
3071 * mips.h (INIT_TARGET_OPTABS): Likewise.
3072 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3074 * expr.h (init_mov_optab): Delete declaration
3076 * h8300.c (WORD_REG_USED): Update to avoid useless register
3077 saves in interrupt functions and functions which never return.
3079 * cse.c (struct set): Delete inner_dest_loc field.
3080 (cse_insn): Remove assignments to inner_dest_loc field.
3082 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3084 * ggc-page.c: Don't include <unistd.h> etc taken care of
3085 by "system.h". Include <sys/mman.h> afterward.
3087 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3089 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3092 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3094 * xcoffout.c (xcoffout_declare_function): Add documentation.
3095 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3096 TARGET_64BIT. Compare constant to -1, not bit pattern.
3097 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3098 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3101 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3103 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3105 (gen_inlined_enumeration_type_die): Do not abort if the type has
3106 not been writeen out.
3107 (gen_inlined_structure_type_die): Do not abort if the type has
3108 not been writeen out.
3109 (gen_inlined_union_type_die): Do not abort if the type has
3110 not been writeen out.
3111 (gen_tagged_type_instantiation_die): Do not abort if the type
3112 has not been written out.
3114 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3116 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3118 * reg-stack.c (straighten_stack): Copy hard reg set with
3121 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3123 * builtins.c (stabilize_va_list): Stabilize array type va_list
3124 to a pointer type, not the base record type.
3125 (expand_builtin_va_copy): Dereference the pointers explicitly;
3126 use the correct size for the copy.
3128 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3129 (rs6000_va_arg): Likewise.
3131 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3133 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3135 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3137 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3139 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3141 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3143 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3144 (init_ggc): Use it instead of a constant.
3145 (ggc_collect): Bound allocated_last_gc by it.
3147 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3149 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3152 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3154 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3155 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3157 * config/mips/openbsd.h: New, OpenBSD little endian target.
3158 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3159 * config/mips/xm-openbsd.h: New, OpenBSD host.
3161 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3163 * config/m68k/m68k.c (output_function_prologue,
3164 output_function_epilogue): Use
3165 current_function_uses_pic_offset_table instead of regs_ever_live
3166 to decide whether to save/restore pic register.
3167 (legitimize_pic_address): Don't modify regs_ever_live any more.
3169 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3171 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3172 * stor-layout.c (variable_size): Don't add sizes to the pending
3173 sizes list if x_dont_save_pending_sizes_p is set.
3175 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3177 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3178 for symbolic_operand().
3179 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3181 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3183 * combine.c (gen_rtx_combine): Add missing call to va_end().
3185 * final.c (asm_fprintf): Likewise.
3187 * genattrtab.c (attr_rtx): Likewise.
3189 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3191 * cse.c: Update comments.
3192 (cse_insn): When converting a conditional/computed jump into
3193 an unconditional jump, always make sure a BARRIER immediately
3194 follows the converted jump. Do not delete unreachable code.
3195 (cse_basic_block): Do not delete unreachable code.
3196 * toplev.c (rest_of_compilation): Move call to
3197 delete_trivially_dead_insns after the conditional call to
3200 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3202 * collect2.c (make_temp_file): Don't prototype.
3204 * gcc.c (make_temp_file): Likewise.
3206 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3208 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3210 * varasm.c (asm_emit_uninitialised): New function: Generate
3211 the assembler statements necessary to declare an uninitialised
3213 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3215 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3216 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3218 (assemble_variable): Use asm_emit_uninitialised to emit an
3219 uninitialised variable.
3221 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3223 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3224 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3225 <geoffk@cygnus.com>.
3227 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3229 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3230 * c-common.h (builtin_function): Don't declare.
3232 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3234 (pushdecl): Likewise.
3235 (finish_decl): Likewise.
3236 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3237 int. All callers changed.
3238 Set the builtin's DECL_BUILT_IN_CLASS.
3239 * tree.h (enum built_in_class): New.
3240 (enum built_in_function): Delete NOT_BUILT_IN.
3241 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3243 (DECL_SET_FUNCTION_CODE): Likewise.
3244 (DECL_BUILT_IN_CLASS): New macro.
3245 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3246 (struct tree_decl): Split builtin function code field into a
3248 (builtin_function): Declare.
3250 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3252 * optabs.c (init_traps): Fix typo in last change.
3254 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3256 * toplev.c (rest_of_decl_compilation): Update comment.
3258 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3260 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3261 in .sbss if appropriate.
3262 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3263 (SBSS_SECTION_ASM_OP): New macro.
3264 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3265 (EXTRA_SECTIONS): Add in_sbss.
3266 * config/mips/mips.h: Prototype sbss_section.
3268 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3270 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3273 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3275 * optabs.c (init_traps): Register trap_rtx as a GC root.
3277 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3279 * config/mips/mips.c (function_arg_pass_by_reference): Define
3280 unconditionally, since it's called unconditionally.
3282 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3284 * toplev.c (documented_lang_options): Add -fshort-wchar.
3285 * c-decl.c (c_decode_option): Likewise.
3286 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3288 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3289 * gcc.c (default_compilers): If -fshort-wchar,
3290 override __WCHAR_TYPE__.
3291 * tm.texi (C Dialect Options): Add -fshort-wchar.
3293 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3294 symbol for a variable.
3296 * cpplib.h (CPP_PREPROCESSED): New macro.
3297 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3298 we're seeing this input for a second time.
3300 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3302 * emit-rtl.c (init_emit_once): Initialize modes first.
3304 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3306 * config/i386/i386.c (pic_label_name): Change to char pointer.
3307 (global_offset_table): New variable.
3308 (load_pic_register): Fill global_offset_table if it hasn't
3309 already been done. Allocate pic_label_name dynamically.
3310 * ggc.h (empty_string): New variable.
3311 * ggc-simple.c (empty_string): Likewise.
3312 (init_ggc): Allocate empty_string and add as root.
3313 * stmt.c (digit_strings): New variable.
3314 (init_stmt): Add last_block_end_note as root. Allocate and
3315 initialize digit_strings.
3316 (expand_asm_operands): Use empty_string instead of string
3317 constant. Use digit_strings instead of string constants.
3318 * profile.c (init_arc_profiler): Allocate string with
3319 ggc_alloc_string instead of xmalloc.
3320 (output_func_start_profiler): Likewise.
3321 * c-typeck.c (digest_init): Check if init is error_mark_node.
3323 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3324 Richard Henderson <rth@cygnus.com>
3326 * ggc-page.c: New file.
3327 * Makefile.in (ggc-page.o): New.
3329 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3331 * invoke.texi: Document -fdelete-null-pointer-checks
3332 * toplev.c (flag_delete_null_pointer_checks): New.
3333 (f_options): Add entry for -fdelete-null-pointer-checks.
3334 (rest_of_compilation): Conditionalize null pointer check
3335 elimination on flag_delete_null_pointer_checks.
3336 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3338 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3340 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3341 copyright notice and special exception to GPL.
3343 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3345 * abi64.h (mips_function_value): Add prototype arguments.
3347 * mips-protos.h: New file with mips prototypes.
3349 * mips.c: Include "tm_p.h".
3350 (mktemp, lookup_name): Add prototype arguments.
3351 (extern_list, string_constant, mips_fill_delay_slot,
3352 mips_output_external, mips_output_external_libcall,
3353 mips_output_filename, mips_declare_object, function_prologue,
3354 mips_expand_prologue, function_epilogue, mips16_constant,
3355 build_mips16_function_stub, mips_output_conditional_branch):
3357 (mips_va_start): Remove unused variable `u'.
3358 (mips_va_arg): Cast value to unsigned when comparing against one.
3360 (save_restore_insns, mips_expand_prologue): Add missing arg in
3361 call to `large_int'.
3363 * mips.h: Move prototypes to mips-protos.h.
3364 (data_section, memory_address_p, rdata_section,
3365 readonly_data_section, simple_epilogue_p, text_section): Delete
3366 prototypes delcared elsewhere.
3367 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3369 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3371 * mips.md: Delete extra args in call to `mips_move_2words'.
3373 * xm-iris6.h (alloca): Add prototype argument.
3375 * genpeep.c: Include "tm_p.h" in generated output file.
3377 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3379 * basic-block.h (find_edge_index): Change parameters.
3380 * flow.c (verify_edge_list): Pass basic_block parameters to
3381 find_edge_index instead of integers.
3383 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3385 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3388 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3390 * gcc.1: Fix a formatting error.
3392 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3394 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3395 i786, mn10200, mn10300, pdp11, v850.
3397 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3399 * libgcc2.c (num_digits): Add prototype with
3400 __attribute__((const)).
3401 (__terminate): Add prototype.
3403 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3405 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3407 * alpha/alpha.c (print_operand): Fix type of `code'.
3408 (alpha_output_filename): Constify.
3409 * alpha/alpha.h: Move all function declarations ...
3410 * alpha/alpha-protos.h: ... here. New file.
3411 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3412 (SECTION_FUNCTION_TEMPLATE): Likewise.
3414 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3416 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3417 * expr.c (expand_expr): Likewise.
3418 (do_jump): Likewise.
3419 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3420 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3422 (enum can_compare_purpose): New.
3423 (can_compare_p): Adjust prototype.
3424 (prepare_cmp_insn, prepare_operand): Declare.
3425 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3426 * optabs.c (cmp_available_p): Deleted.
3427 (expand_abs): Pass ccp_jump to can_compare_p.
3428 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3429 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3430 Call can_compare_p rather than cmp_available_p.
3431 (prepare_operand): No longer static.
3432 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3433 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3434 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3435 sequence to use emit_cmp_and_jump_insns.
3436 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3438 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3440 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3441 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3442 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3443 (plus (reg) (const_int 0))
3444 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3446 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3448 * rs6000.c (expand_block_move): DImode loads and stores require
3449 word-aligned displacements. Increment address registers with
3450 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3452 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3454 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3455 is no name for the base type, rather than segfault. If we are
3456 writing out a complex integer type, use DW_ATE_lo_user.
3458 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3459 in one word or less (complex char, complex short, or on 64 bit
3460 systems complex float) to/from a hard register, copy it through
3461 memory instead of dying in gen_{real,imag}part. If we have a
3462 short complex type, prevent inlining since it allocates stack
3465 * tree.c (build_complex_type): If we are writing dwarf2 output,
3466 generate a name for complex integer types.
3468 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3470 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3471 * flow.c (remove_edge): Remove extra whitespace.
3472 (remove_fake_edges): Fix comment.
3473 (add_noreturn_fake_exit_edges): Use the correct name.
3475 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3477 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3478 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3479 (clean): Depend on INTL_CLEAN.
3480 (maintainer-clean): Adjust.
3482 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3484 * configure.in (AC_PREREQ): Bump to 2.13.
3485 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3487 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3489 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3491 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3493 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3494 (HAVE_STRINGIZE): Define.
3496 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3498 * c-parse.in: save and restore warn_pointer_arith on __extension__
3499 along with pedantic.
3500 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3501 Set the type of extension to itype rather than $<itype>1 kludge.
3502 * extend.texi (Alternate Keywords): Adjust documentation.
3503 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3505 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3507 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3508 most assembler templates.
3510 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3511 FP loads and stores.
3512 (following_call): Always return zero for the PA8000.
3513 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3514 FP loads and stores.
3515 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3517 * pa.h (BRANCH_COST): Define.
3519 * pa.md (return, return_internal): Use bve for PA2.0.
3521 * pa.md (fused multiply): Add variants which reduce height for the
3522 fused multiply, but which still generate 2 insns.
3523 (fnegabs): Similarly.
3525 * pa.md (subsi3): Turn into an expander. Create two anonymous
3526 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3527 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3529 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3531 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3533 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3534 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3536 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3539 * flow.c (record_active_eh_regions): Terminate loop after finding
3540 the last insn in the last basic block.
3542 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3544 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3546 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3548 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3550 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3552 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3553 splitting to not use output template.
3555 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3557 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3558 * config/c4x/c4x.c (c4x_va_start): New function.
3560 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3562 * genrecog.c (not_both_true): Handle correctly cases when called for
3563 tests with different positions in the insn.
3565 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3567 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3569 * system.h (HOST_PTR_PRINTF): ... to here.
3571 * mips-tfile.c: Don't include machmode.h.
3573 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3574 (mips-tfile.o): Don't depend on machmode.h.
3576 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3578 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3579 avoid conflicts with typedef struct `region' at the top level scope.
3581 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3583 * basic-block.h (basic_block): Add eh_beg, eh_end.
3584 * flow.c (entry_exit_blocks): Update.
3585 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3587 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3588 lists.c functions to allocate insn lists.
3589 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3591 (make_eh_edge): ... here. New.
3592 (move_stray_eh_region_notes): New.
3593 (record_active_eh_regions): New.
3594 (delete_unreachable_blocks): Split out block merging ...
3595 (try_merge_blocks): ... here. New.
3596 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3597 Dump debugging data.
3598 (merge_blocks_move_successor_nojumps): Likewise.
3599 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3601 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3603 * extend.texi (Bound member functions): Document unbound pmf
3606 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3608 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3609 has the EXIT_BLOCK as a dest.
3611 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3613 * flow.c (remove_edge): New function to remove an edge from the
3615 (remove_fake_successors): New function to remove fake successor edges.
3616 (remove_fake_edges): New function to remove all fake edges from the
3618 (add_fake_exit_edges): New function to add fake edges from all blocks
3619 with no successors to the exit block.
3620 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3621 prototypes for new functions.
3623 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3625 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3626 Use Pmode to determine whether to output .dword or .word.
3628 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3630 * tree.c (built_in_filename): New variable.
3631 (BUILT_IN_FILENAME): New macro.
3632 (init_tree_codes): Allocate built_in_filename.
3633 (make_node): Use built_in_filename instead of string constant.
3635 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3637 * configure.in: Add fr30 target.
3638 * configure: Regenerate.
3639 * config/fr30: New directory.
3640 * config/fr30/crti.asm: New file.
3641 * config/fr30/fr30.c: New file.
3642 * config/fr30/crtn.asm: New file.
3643 * config/fr30/fr30.h: New file.
3644 * config/fr30/fr30.md: New file.
3645 * config/fr30/lib1funcs.asm: New file.
3646 * config/fr30/t-fr30: New file.
3647 * config/fr30/xm-fr30.h: New file.
3649 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3651 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3652 BARRIER at the end of the successor, not the BARRIER before
3655 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3657 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3659 * stmt.c (any_pending_cleanups): Don't crash when
3660 current_function->stmt is unset.
3662 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3664 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3665 other initializations that may use it for relative offsets.
3667 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3669 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3670 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3671 * config/i386/sol2dbg.h: Removed.
3672 * config/i386/sol2gas.h: New file, to enable gas work-around.
3673 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3674 Don't use sol2dbg.h.
3675 * configure: Rebuilt.
3677 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3679 * invoke.texi (-fthis-is-variable): Remove documentation.
3681 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3683 * basic-block.h (compute_bb_for_insn): Declare.
3684 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3685 to use; set size of basic_block_for_insn directly.
3686 (find_basic_blocks): Update.
3688 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3690 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3692 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3694 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3695 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3697 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3699 * c-decl.c (c_decode_option): Extend comment.
3701 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3703 * toplev.c (progname): Make 'const char *'
3704 (flag_print_mem): Move out of main.
3705 (version_flag): Move out of main.
3706 (filename): Move out of main.
3707 (debug_args): Remove g prefix from options.
3708 (documented_lang_options): Remove cpplib specific options.
3709 (display_help): Add g prefix to debug options.
3710 (check_lang_option): Delete this function.
3711 (decode_d_option): New function: Decode -d... option.
3712 (decode_f_option): New function: Decode -f... option.
3713 (decode_W_option): New function: Decode -W... option.
3714 (decode_g_option): New function: Decode -g... option.
3715 (independent_decode_option): New function: Decode a language
3716 independent command line option.
3717 (main): Invoke lang_decode_option and then
3718 independent_decode_option on each command line option in
3721 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3723 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3724 * fold-const.c (fold_range_test): Do not try to fold the range
3725 test if the rhs or lhs has side effects.
3727 * basic-block.h (compute_flow_dominators): Declare.
3729 * gcse.c (alloc_code_hoist_mem): New function.
3730 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3731 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3732 (hoist_code, one_code_hoisting_pass): Likewise.
3733 (gcse_main): If optimizing for size, then hoist expressions
3734 computed in multiple dominated basic blocks.
3736 * gcse.c (invalid_nonnull_info): New function.
3737 (delete_null_pointer_checks): Likewise.
3738 * rtl.h (delete_null_pointer_checks): Declare.
3739 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3741 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3742 (merge-blocks_move_successor_nojumps): Likewise.
3743 (merge_blocks): Allow merging of some blocks, even if it requires
3744 physical movement of the blocks, but not if it requires new jumps.
3746 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3747 Callers and prototype changed.
3748 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3750 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3752 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3753 -YP when both -p and -pg are present. From i386/sol2.h.
3755 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3757 * Makefile.in (distclean): Delete tm_p.h.
3758 * configure.in: Create a new file, "tm_p.h", from a list in
3759 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
3760 "i386/i386-protos.h".
3762 * alias.c: Include "tm_p.h".
3763 * c-typeck.c: Likewise.
3764 * calls.c: Likewise.
3766 * emit-rtl.c: Likewise.
3767 * explow.c: Likewise.
3768 * expmed.c: Likewise.
3770 * final.c: Likewise.
3772 * fold-const.c: Likewise.
3773 * function.c: Likewise.
3775 * global.c: Likewise.
3776 * haifa-sched.c: Likewise.
3777 * integrate.c: Likewise.
3779 * local-alloc.c: Likewise.
3781 * optabs.c: Likewise.
3782 * recog.c: Likewise.
3783 * reg-stack.c: Likewise.
3784 * regclass.c: Likewise.
3785 * regmove.c: Likewise.
3786 * reload.c: Likewise.
3787 * reload1.c: Likewise.
3788 * reorg.c: Likewise.
3789 * resource.c: Likewise.
3791 * stor-layout.c: Likewise.
3792 * toplev.c: Likewise.
3794 * unroll.c: Likewise.
3795 * genattrtab.c (main): Make generated file include "tm_p.h".
3796 * genemit.c (main): Likewise.
3797 * genoutput.c (main): Likewise.
3798 * genrecog.c (main): Likewise.
3800 * i386.h: Delete all prototypes.
3801 * i386.c: Include "tm_p.h".
3802 (ix86_attr_length_default): Call constant_call_address_operand
3803 with correct number of arguments.
3804 * i386-protos.h: New file.
3805 * i386.md (unnamed patterns): Call constant_call_address_operand
3806 with correct number of arguments.
3807 (exception_receiver): Call load_pic_register with correct number
3810 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
3812 * c-pragma.c (mark_align_stack): Dereference the void* properly.
3814 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
3816 * rtl.h (insns_safe_to_move_p): New function.
3817 * loop.c (find_and_verify_loops): Use it.
3818 * rtlanal.c (insns_safe_to_move_p): Define it.
3820 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
3822 * c-pragma.c: Include ggc.h.
3823 * Makefile.in (c-pragma.o): Update.
3825 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3827 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
3828 (LIB_SPEC): Likewise.
3829 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
3830 Reindent -YP/-p/-pg.
3831 Copied from config/sparc/sol2.h.
3833 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
3835 * c-pragma.c (mark_align_stack): New.
3837 * c-pragma.h (init_pragma): Declare it.
3838 * c-lex.c (init_parse): Call it.
3840 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3842 * configure.in: Pick up thread library on Solaris/x86 just
3843 like on Solaris/sparc.
3844 * configure: Rebuilt.
3846 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
3848 * rtl.h (global_rtx_index): New enum.
3849 (global_rtl): Change to array of rtx.
3850 (pc_rtx, cc0_rtx): Redefine accordingly.
3851 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
3852 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
3853 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
3854 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
3855 (const_int_rtx): Change to array of rtx.
3856 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
3858 * emit-rtl.c (global_rtl): Change to array of rtx.
3859 (const_int_rtx): Change to aray of rtx.
3860 (gen_rtx_CONST_INT): Redefine accordingly.
3861 (init_emit_once): Allocate and initialize global_rtl. Likewise
3862 for const_int_rtx. Add both as GC roots.
3863 * genattrtab.c (global_rtl): Update declaration.
3865 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
3867 * Makefile (USER_H): Add iso646.h back.
3869 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
3871 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
3872 zapping the LOG_LINKS of sched_before_next_call.
3874 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
3875 * pa.c (insn_refs_are_delayed): Renamed from
3876 insn_sets_and_refs_are_delayed.
3878 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
3880 * functiion.h (struct function): Add x_whole_function_mode_p.
3881 (retrofit_block): Declare.
3882 * function.c (retrofit_block): New function.
3883 (identify_blocks): Add assertions. Allow an incomplete set of
3884 block notes if we're still generating code for the function.
3885 * integrate.c: Include loop.h.
3886 (expand_inline_function): Call find_loop_tree_blocks to map block
3887 notes to blocks when in whole-function mode. Use retrofit_block
3888 to insert new BLOCKs for the inlined function, rather than
3890 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
3891 * Makefile.in (integrate.o): Depend on loop.h.
3893 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
3895 * tree.h (warn_about_unused_variables): Declare.
3896 * stmt.c (warn_about_unused_variables): New function, split out
3898 (expand_end_bindings): Here.
3900 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
3902 * stmt.c (preserve_subexpressions_p): Don't crash when
3903 current_function->stmt is unset.
3905 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
3907 * stmt.c (expand_start_bindings): Allow callers to pass a flag
3908 indicating that no NOTE_INSN_BLOCK_BEG note is required.
3909 (expand_start_target_temps): Use it.
3910 * except.c (expand_eh_region_start_for_decl): Likewise.
3911 * expr.c (expand_expr): Likewise.
3913 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
3915 * fold-const.c (operand_equal_p): Pay attention to side effects.
3917 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
3919 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
3920 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
3922 * tlink.c (scan_linker_output): Look for keywords before accepting
3923 a mangled name in quotes.
3925 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
3927 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
3928 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
3930 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
3932 * alpha.md: Revert Thu Nov 26 change that came in through the
3933 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
3934 Avoid earlyclobber when possible.
3936 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3938 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
3940 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
3941 Define HAVE_ON_EXIT.
3943 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3945 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
3946 CTYPE_CONV in all ctype macros.
3948 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
3951 * cexp.y (initialize_random_junk): Likewise.
3953 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
3955 * i370.c (handle_pragma): Likewise.
3957 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
3959 * v850.c (override_options): Likewise.
3961 * doprint.c (_doprnt): Likewise.
3963 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
3966 * fixinc/server.c (load_data): Likewise.
3968 * fold-const.c (real_hex_to_f): Likewise.
3970 * genattr.c (write_upcase, gen_attr): Likewise.
3972 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
3973 write_upcase): Likewise.
3975 * genemit.c (print_code): Likewise.
3977 * genopinit.c (gen_insn): Likewise.
3979 * genpeep.c (print_code): Likewise.
3981 * genrecog.c (print_code): Likewise.
3983 * optabs.c (init_libfuncs): Likewise.
3985 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
3987 * haifa-sched.c (sched_analyze): Keep the list of notes organized
3989 (reemit_notes): Likewise.
3991 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
3993 * ggc.h (ggc_root): Move to ggc-common.c.
3995 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
3996 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
3997 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
3998 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
3999 * ggc-common.c (ggc_root): Move from ggc.h.
4000 (roots): Declare, static.
4001 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4002 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4003 null or check/set mark bit.
4004 (ggc_mark_roots): New.
4005 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4007 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4009 * m32r.c: Include toplev.h.
4010 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4011 (gen_compare): Rename swap_p to must_swap to match uses.
4012 Add default abort case.
4013 (m32r_output_function_epilogue): Remove unused variables.
4014 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4015 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4016 define to empty parameter list. Update all uses.
4017 (predicate decls): Use enum machine_mode not int.
4018 * m32r.md (movsi): Call abort, not fatal_insn.
4019 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4021 1999-09-14 Andrew Haley <aph@cygnus.com>
4023 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4024 use $0 instead of 0.
4026 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4028 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4029 computation out of loop over hard regs.
4031 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4033 * function.c (identify_blocks): Don't shadow a variable in an
4035 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4036 pushdecl, or poplevel to build up the new BLOCK tree.
4037 (expand_inline_function): Likewise.
4038 (integrate_parm_decls): Likewise.
4040 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4042 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4044 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4046 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4047 * invoke.texi: Document this change.
4049 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4051 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4053 (mark_emit_status): Renamed from mark_emit_state.
4054 * except.c (mark_eh_status): Renamed from mark_eh_state.
4055 Check not null before marking.
4056 (free_eh_status): New.
4057 * expr.c (mark_expr_status, free_expr_status): New.
4058 * function.c (free_machine_status): New.
4059 (free_after_parsing): New.
4060 (free_after_compilation): Move bits to free_after_parsing; call
4061 free_eh_status, free_expr_status; zero the marked members of the
4063 (prepare_function_start): No can_garbage_collect.
4064 Call init_eh_for_function.
4065 (expand_dummy_function_end): Free up current_function state.
4066 (mark_function_status): Renamed from mark_function_state.
4067 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4068 * function.h (struct function): No can_garbage_collect.
4069 (free_machine_status, free_after_parsing): Declare.
4070 (free_eh_status, free_expr_status): Declare.
4071 * ggc.h (mark_expr_status): Declare.
4072 * stmt.c (free_stmt_status): Free the struct.
4073 (mark_stmt_status): Renamed from mark_stmt_state.
4074 (init_stmt): Don't call init_eh.
4075 (init_stmt_for_function): Don't call init_eh_for_function.
4076 * toplev.c (compile_file): Call init_eh.
4077 (rest_of_compilation): Free basic block info before ggc_collect.
4078 Call free_after_parsing; conditionally call free_after_compilation.
4079 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4080 Check not null before marking.
4081 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4083 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4085 * c-lex.c (yylex): Initialize warn.
4087 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4089 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4090 register when performing secondary reloads for the SAR register.
4092 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4094 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4095 (NOTE_BLOCK): New macro.
4096 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4097 * function.h (identify_blocks): Change prototype.
4098 * function.c (identify_blocks): Simplify.
4099 (reorder_blocks): Likewise.
4100 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4101 NOTE_INSN_BLOCK_{BEG,END}.
4102 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4103 the list of saved notes if the note isn't a
4104 NOTE_INSN_BLOCK_{BEG,END}.
4105 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4107 (reemit_notes): Adjust recreation of notes to reflect new saved
4109 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4110 printing a block note.
4111 * stmt.c (block_vector): Remove.
4112 (find_loop_tree_blocks): Simplify.
4113 (unroll_block_trees): Likewise.
4114 * tree.h (reorder_block): Change prototype.
4116 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4118 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4119 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4120 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4121 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4122 (atexit, exit): Simplify.
4123 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4124 * config/lots: Remove defns of HAVE_ATEXIT.
4126 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4128 * calls.c (precompute_arguments): Fix typo in comment.
4129 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4132 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4134 * dsp16xx.c (override_options): Fix typos in GC root registration.
4136 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4138 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4140 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4141 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4142 (CC1_SPEC): Likewise.
4144 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4146 * genattr.c (main): Add extern prototype. Call return, not exit.
4147 * genattrtab.c (main): Likewise.
4148 * gencheck.c (main): Likewise.
4149 * gencodes.c (main): Likewise.
4150 * genconfig.c (main): Likewise.
4151 * genemit.c (main): Likewise.
4152 * genextract.c (main): Likewise.
4153 * genflags.c (main): Likewise.
4154 * gengenrtl.c (main): Likewise.
4155 * genopinit.c (main): Likewise.
4156 * genoutput.c (main): Likewise.
4157 * genpeep.c (main): Likewise.
4158 * genrecog.c (main): Likewise.
4160 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4161 * genattrtab.c (get_insn_name): Likewise.
4162 * gencodes.c (get_insn_name): Likewise.
4163 * genconfig.c (get_insn_name): Likewise.
4164 * genemit.c (get_insn_name): Likewise.
4165 * genextract.c (get_insn_name): Likewise.
4166 * genflags.c (get_insn_name): Likewise.
4167 * genopinit.c (get_insn_name): Likewise.
4168 * genpeep.c (get_insn_name): Likewise.
4170 * gencheck.c (usage): Add static prototype.
4171 * genextract.c (print_path): Constify a char*.
4172 * genopinit.c (optabs): Likewise.
4173 * genoutput.c (operand_data, data, output_predicate_decls,
4174 compare_operands): Likewise.
4175 * genrecog.c (write_tree): Add default case in switch.
4177 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4179 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4181 * print-rtl.c (get_insn_name): Remove prototype.
4183 * toplev.h (progname): Declare const.
4185 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4186 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4187 dump_sched_info, dump_local_alloc, regset_release_memory,
4188 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4189 error_with_file_and_line, error_with_decl, error_for_asm, error,
4190 fatal, warning_with_file_and_line, warning_with_decl, warning,
4191 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4192 Remove redundant prototypes.
4194 (notice, check_lang_option, report_file_and_line, vnotice,
4195 mark_file_stack): Add static prototype.
4196 (set_fatal_function): Add prototype.
4197 (vnotice, report_file_and_line, set_fatal_function,
4198 check_lang_option): Constify a char*.
4199 (main): Prototype. Call return, not exit.
4201 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4203 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4205 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4207 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4209 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4211 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4213 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4214 behave as if it's zero in all cases.
4215 (expand_function_start): Adjust call to assign_parms.
4216 * tree.h (assign_parms): Adjust prototype.
4217 * objc/objc-act.c (hack_method_prototype): Adjust call to
4220 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4222 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4223 arg_pointer_rtx fixed if the argument pointer register is
4225 (NONZERO_BASE_PLUS_P): Likewise.
4227 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4229 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4230 match_insn2 to match_insn.
4231 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4233 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4235 * Makefile.in (USER_H): Remove va-foo.h.
4237 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4238 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4239 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4240 va-spur.h,va-v850.h}: Remove.
4242 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4244 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4245 (in_return_delay): Use it instead of match_insn.
4247 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4249 * config/alpha/va_list.h (va-alpha.h): Do not include.
4250 (__gnuc_va_list): Typedef as in varargs.h.
4252 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4254 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4255 DECL_LIVE_RANGE_RTL.
4257 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4259 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4260 not NOTE_BLOCK_NUMBER.
4261 (expand_eh_region_end): Likewise.
4262 (find_exception_handler_labels): Likewise.
4263 (scan_region): Likewise.
4264 (exception_optimize): Likewise.
4265 (update_rethrow_references): Likewise.
4266 (set_insn_eh_region): Likewise.
4267 * final.c (final_scan_insn): Likewise.
4268 * flow.c (make_edges): Likewise.
4269 * integrate.c (expand_inline_function): Likewise.
4270 * print-rtl.c (print_rtx): Likewise.
4272 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4274 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4275 terms of builtin functions and types.
4277 * mips.c (mips_build_va_list): New.
4278 (mips_va_start, mips_va_arg): New.
4279 * mips.h (BUILD_VA_LIST_TYPE): New.
4280 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4282 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4283 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4284 * sh.h (BUILD_VA_LIST_TYPE): New.
4285 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4287 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4289 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4290 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4291 (struct insn_data): Likewise with n_operands, n_dups,
4292 n_alternatives, output_format.
4293 * regclass.c (scan_one_insn): Cast n_operands to int before
4294 arithmetic inside comparison.
4296 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4298 * toplev.c (compile_function): Unconditionally emit nop.
4300 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4302 * haifa-sched.c (actual_hazard): Move declaration of variable
4303 `this_cost' into the scope where it is used.
4305 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4307 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4308 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4309 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4311 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4313 * jump.c (find_insert_position): Don't declare or define unless
4314 !HAVE_conditional_arithmetic.
4315 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4317 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4319 * recog.c (offsettable_address_p): Prototype function pointer.
4320 (preprocess_constraints): Call memset, not bzero.
4322 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4323 (gcc_obstack_init): Don't declare.
4324 (fix_sizetype): Add static prototype.
4325 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4326 (tree_cons): Call memset, not bzero.
4328 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4329 definition in macro ASM_WEAKEN_LABEL.
4330 (mark_const_hash_entry): Add static prototype.
4332 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4334 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4336 * unroll.c (find_common_reg_term, subtract_reg_term,
4337 loop_find_equiv_value): Add static prototypes.
4338 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4339 (copy_loop_body): Remove unreachable break statement.
4341 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4343 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4345 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4347 Undo some changes from the gcc2 merge:
4348 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4349 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4353 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4354 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4355 initialized float-int union if the value is a NaN.
4357 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4359 * gthr-win32.h: New file.
4361 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4362 shared as a valid attribute.
4363 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4364 * extend.texi: Document `shared' variable attribute.
4366 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4368 * configure.in: Handle --enable-threads on FreeBSD.
4369 * configure: Rebuit.
4371 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4373 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4375 * configure: Rebuilt.
4377 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4378 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4379 Rosimildo DaSilva <rdasilva@connecttel.com>
4381 * configure.in (m68k-*-rtemscoff*): Added.
4382 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4383 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4384 sparc-rtems configuration.
4385 * configure.in (sparc-*-rtemself*): Added.
4386 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4387 * config/i386/rtems.h: Added comment.
4388 * config/sparc/rtemself.h: New file.
4390 * configure.in (m68k-rtemself): Added.
4391 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4392 and DWARF_DEBUGGING_INFO.
4393 * config/m68k/crti.s: New file.
4394 * config/m68k/crtn.s: New file.
4395 * config/m68k/t-crtstuff: New file.
4396 * config/m68k/rtemself.h: New file.
4398 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4399 global ctor/dtor and C++ exception handling.
4400 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4401 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4403 * config/i386/t-rtems-i386: New File.
4405 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4407 * stmt.c (expand_end_case): Return right away if the case stack is
4410 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4412 * Makefile.in (version.c): Remove rule incorrectly brought in from
4415 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4417 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4418 * msdos/top.sed: Take into account a prepended $(SHELL) to
4420 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4422 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4424 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4426 * regmove.c (fixup_match_1): Don't change an unchanging register.
4427 (stable_but_for_p): Renamed to:
4428 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4429 Changed all callers.
4431 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4433 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4434 insn from BL2 is after the insn from BL.
4436 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4438 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4439 (struct insn_data): Merge `template' and `outfun' into `output'.
4440 Add `output_format'.
4441 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4442 (struct data): Remove `outfun'; add `output_format'.
4443 (name_for_index): Remove declaration.
4444 (output_insn_data): Handle output formats.
4445 (process_template): Emit the bare array for @.
4446 (gen_expand, gen_split): Set output_format to NONE.
4447 * output.h (get_insn_template): Declare.
4448 * final.c (get_insn_template): New.
4449 (final_scan_insn): Use it.
4450 * toplev.c (compile_file): Likewise.
4452 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4453 * i860/i860.c (output_delayed_branch): Likewise.
4454 (output_delay_insn): Likewise.
4456 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4458 * rtl.c (obstack_alloc_rtx): Removed.
4460 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4462 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4464 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4466 * i386.c (call_insn_operand): Reject const_int.
4467 (expander_call_insn_operand): Use call_insn_operand.
4469 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4471 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4473 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4475 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4476 Use DImode operation.
4478 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4480 * gcc.c: Include sys/resource.h.
4481 (report_times): New flag.
4482 (execute): If report_times is set, calculate and report the
4483 CPU time consumed by each subprocess.
4485 (rus, prus): New globals.
4486 (option_map): Add --time.
4487 (display_help): Document -time.
4488 (process_command): Set report_times if -time is given.
4489 Turn off -pipe if -time is given.
4491 * invoke.texi: Document new option -time.
4493 * configure.in: Check for getrusage. Check if we have to
4494 prototype getrusage.
4495 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4496 * configure: Regenerate.
4497 * config.in: Regenerate.
4499 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4501 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4504 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4506 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4507 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4508 (nan): Return _thenan_sf or _thenan_df as appropriate.
4509 (L_thenan_sf): Define _thenan_sf.
4510 (L_thenan_df): Define _thenan_df.
4512 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4513 (DPBIT_FUNCS): Add _thenan_df.
4515 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4517 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4520 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4522 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4525 (lang_specific_driver): Don't take a function pointer parameter.
4526 All callers changed.
4528 * gcc.c: Include gcc.h.
4529 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4530 lang_specific_extra_outfiles, fatal): Don't declare.
4531 (multilib_defaults_raw): Constify.
4532 (read_specs): Call memset, rather than bzero.
4533 (main): Call return, not exit.
4534 (lookup_compiler): Call memcpy, not bcopy.
4535 (fatal): Make extern.
4537 * cppspec.c: Include gcc.h.
4538 (lang_specific_driver): Initialize variable `quote'. Constify a
4539 char*. All calls to the function pointer parameter now
4540 explicitly call `fatal'.
4542 * gccspec.c (lang_specific_driver): Include gcc.h.
4544 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4546 * arm.c (note_invalid_constants): Use recog_data.operand_type
4549 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4551 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4554 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4555 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4556 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4557 reload_secondary_in_reload, reload_secondary_out_reload,
4558 reload_secondary_in_icode, reload_secondary_out_icode,
4559 reload_reg_rtx, reload_when_needed): Delete declarations.
4560 (struct reload): New structure.
4561 (rld): Declare new array.
4562 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4563 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4564 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4565 reload_secondary_in_reload, reload_secondary_out_reload,
4566 reload_secondary_in_icode, reload_secondary_out_icode,
4567 reload_reg_rtx, reload_when_needed): Delete definitions.
4569 (whole file): Replace uses of the deleted arrays with uses of rld.
4570 * reload1.c (whole file): Replace uses of the deleted arrays with
4572 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4573 explicit loops, not with bcopy.
4575 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4577 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4578 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4579 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4580 insn_name): Delete and consolidate into new structures.
4581 (insn_operand_predicate_fn): New.
4582 (insn_output_fn): New.
4584 (struct insn_operand_data): New.
4585 (struct insn_data): New.
4587 (OUT_FCN): Update for insn_data change.
4588 * builtins.c (expand_builtin_strlen): Likewise.
4589 (expand_builtin_memcmp): Likewise.
4590 * combine.c (make_extraction, simplify_comparison): Likewise.
4591 * cse.c (canon_reg, cse_insn): Likewise.
4592 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4593 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4594 (emit_store_flag): Likewise.
4595 * expr.c (convert_move, emit_block_move): Likewise.
4596 (clear_storage, emit_push_insn, expand_increment): Likewise.
4597 (do_store_flag): Likewise.
4598 * expr.h (GEN_FCN): Likewise.
4599 (insn_gen_function): Die.
4600 * final.c (final_scan_insn): Update for insn_data change.
4601 (output_asm_name): Likewise.
4602 * function.c (fixup_var_refs_1): Likewise.
4603 * loop.c (check_dbra_loop): Likewise.
4604 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4605 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4606 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4607 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4608 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4609 * regmove.c (gen_add3_insn): Likewise.
4610 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4611 (find_reloads, find_reloads_address_1): Likewise.
4612 (debug_reload_to_stream): Likewise.
4613 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4614 * stmt.c (expand_end_case): Likewise.
4615 * toplev.c (compile_file): Likewise.
4617 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4618 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4620 * print-rtl.c (insn_name_ptr): Remove declaration.
4621 (get_insn_name): Declare.
4622 (print_rtx): Use it.
4623 * genoutput.c (insn_name_ptr): Remove.
4624 (next_operand_number): New.
4625 (struct operand_data): New.
4626 (null_operand, odata, odata_end): New.
4627 (struct data): Use struct operand_data.
4628 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4629 (get_insn_name): Renamed from name_for_index.
4630 (output_prologue): Define NO_MD_PROTOTYPES.
4631 (output_predicate_decls): Break out from output_epilogue.
4632 Iterate over the operands list.
4633 (output_operand_data): Break out from output_epilogue. Emit
4634 just the operands list.
4635 (output_insn_data): Break out from output_epilogue. Emit just
4637 (output_epilogue): Remove.
4638 (output_get_insn_name): New.
4639 (constraints, op_n_alternatives, predicates, address_p): Die.
4640 (modes, strict_low, seen): Die.
4641 (scan_operands): Take new param `d' instead of writing to
4642 seven global variables.
4643 (compare_operands): New.
4644 (place_operands): New.
4645 (validate_insn_alternatives): Update for struct data change.
4646 (gen_insn): Don't zero or copy 7 global arrays. Update for
4647 scan_operands; call place_operands.
4648 (gen_peephole, gen_expand, gen_split): Likewise.
4649 (main): Update for new output routines.
4651 * genattr.c (insn_name_ptr): Remove.
4652 (get_insn_name): New function.
4653 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4654 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4655 * genrecog.c: Likewise.
4657 * alpha.md (adddi3): Make `pattern' array static.
4659 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4661 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4662 c4x_cpu_version_string): Constify char *.
4663 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4664 c4x_cpu_version_string): Likewise.
4666 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4668 * tree.c (save_tree_status): Revert 10 Sep change.
4669 (restore_tree_status): Likewise. Call obstack_free with NULL
4670 before freeing the obstack proper.
4672 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4674 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4676 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4677 surrounding context.
4679 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4681 * tree.c (type_hash_canon): Put all types in the hash-table, when
4684 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4686 * recog.h (struct recog_data, recog_data): New.
4687 (recog_foo variables): Kill.
4688 * recog.c (recog_operand, recog_operand_loc): Kill.
4689 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4690 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4691 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4692 (recog_data): Define.
4693 (extract_insn): Update all recog_foo references to use recog_data.
4694 (preprocess_constraints, constrain_operands): Likewise.
4695 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4696 * genattrtab.c (main): Likewise.
4697 * genextract.c (main): Likewise.
4698 * genoutput.c: Likewise.
4699 * genrecog.c (write_subroutine, main): Likewise.
4700 * local-alloc.c (block_alloc): Likewise.
4701 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4702 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4703 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4704 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4705 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4706 (reload_cse_simplify_operands): Likewise.
4708 * arc/arc.c (arc_final_prescan_insn): Likewise.
4709 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4710 * h8300/h8300.c (notice_update_cc): Likewise.
4711 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4712 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4713 * mn10200/mn10200.c (notice_update_cc): Likewise.
4714 * mn10300/mn10300.c (notice_update_cc): Likewise.
4715 * romp/romp.c (update_cc): Likewise.
4716 * sparc/sparc.c (check_pic): Likewise.
4717 * v850/v850.c (notice_update_cc): Likewise.
4719 * genemit.c (main): Don't declare recog_operand.
4721 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4723 * ggc.h (rtvec_def): Forward declare.
4724 (tree_node): Likewise.
4727 (ggc_set_mark_rtx): Add prototype.
4728 (ggc_set_mark_rtvec): Likewise.
4729 (ggc_set_mark_tree): Likewise.
4730 * ggc-simple.c (ggc_root): Don't define.
4731 (roots): Don't declare.
4732 (ggc_mark_rtx): Remove.
4733 (ggc_mark_rtvec): Likewise.
4734 (ggc_mark_tree): Likewise.
4735 (ggc_mark_varray): Likewise.
4736 (ggc_mark_tree_hash_table_entry): Likewise.
4737 (ggc_mark_tree_hash_table): Likewise.
4738 (ggc_set_mart_rtx): New function.
4739 (ggc_set_mark_rtvec): Likewise.
4740 (ggc_set_mark_tree): Likewise.
4741 (ggc_add_root): Remove.
4742 (ggc_add_rtx_root): Likewise.
4743 (ggc_remove_tree_root): Likewise.
4744 (ggc_add_string_root): Likewise.
4745 (ggc_add_tree_varray_root): Likewise.
4746 (ggc_add_tree_hash_table_root): Likewise.
4747 (ggc_del_root): Likewise.
4748 (ggc_mark_rtx_ptr): Likewise.
4749 (ggc_mark_tree_ptr): Likewise.
4750 (ggc_mark_string_ptr): Likewise.
4751 (ggc_mark_tree_varray_ptr): Likewise.
4752 (ggc_mark_tree_hash_table_ptr): Likewise.
4753 * ggc-common.c: New file.
4754 * Makefile.in (OBJS): Add ggc-common.o.
4755 (ggc-common.o): List dependencies.
4757 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
4759 * cppalloc.c (xstrdup): Use memcpy.
4760 * cpperror.c (cpp_print_containing_files): Don't use
4762 * cpplib.c (conditional_skip): Set temp->lineno.
4763 (do_endif): Make error message less obscure.
4764 (if_directive_name): New function.
4765 (cpp_get_token [case EOF]): Unwind the if stack and generate
4766 error messages for each unterminated conditional in this file.
4767 (parse_string): Do not behave differently if -traditional.
4769 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
4771 * builtins.c (expand_builtin_va_arg): Cope with an array-type
4772 va_list decomposing to pointer-type.
4773 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
4774 (rs6000_va_arg): Likewise.
4776 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
4778 * except.c (start_dynamic_handler): Compute size using
4779 STACK_SAVEAREA_MODE.
4781 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4783 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
4784 include directory headers. Don't define strrchr. Don't provide
4785 my_* replacement functions. Prefer PTR over `pointer_type'.
4786 Don't prototype system functions. Don't redefine getopt.
4788 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
4789 safe_read, safe_write, save_pointers, restore_pointers,
4790 is_id_char, in_system_include_dir, directory_specified_p,
4791 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
4792 find_corresponding_lparen, referenced_file_is_newer,
4793 save_def_or_dec, munge_compile_params, gen_aux_info_file,
4794 process_aux_info_file, identify_lineno, check_source,
4795 seek_to_line, forward_to_next_token_char, output_bytes,
4796 output_string, output_up_to, other_variable_style_function,
4797 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
4798 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
4799 find_static_definition, connect_defs_and_decs, add_local_decl,
4800 add_global_decls, needs_to_be_converted, visit_each_hash_node,
4801 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
4802 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
4803 scan_for_missed_items, edit_file, string_list_cons): Add static
4805 (standard_exec_prefix, target_machine, target_version,
4806 default_syscalls_dir, string_list, string_list_cons, find_file,
4807 do_cleaning): Constify a char*.
4808 (safe_read, safe_write): Use PTR, not a char*.
4809 (is_id_char): Take an int, not a char.
4810 (main): Add prototype. Call return, not exit.
4812 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
4814 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
4815 when comparing types.
4817 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
4819 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
4820 (strength_reduce): Release the varrays from the no-bivs early exit.
4822 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
4823 the loop over the registers.
4825 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
4827 (restore_tree_status): Check that instead when freeing the obstack.
4829 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
4831 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
4834 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4836 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
4837 operand size modifiers.
4839 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4841 * c-common.c (c_common_nodes_and_builtins): Don't build
4843 * c-common.h (enum c_tree_index and related accesor macros): Remove
4844 everything now declared in tree.h.
4845 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4846 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
4847 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
4848 (error_mark_node, void_type_node, char_type_node, integer_type_node,
4849 unsigned_type_node, ptr_type_node, va_list_type_node,
4850 integer_zero_node, null_pointer_node, integer_one_node): Delete.
4851 (init_decl_processing): Call build_common_tree_nodes and
4852 build_common_tree_nodes_2 instead of building their nodes here.
4853 Don't add roots for these nodes.
4854 * stor-layout.c (size_zero_node, size_one_node): Delete.
4855 (set_sizetype): Make a new node for bitsizetype each time.
4856 * tree.c (global_trees): New variable.
4857 (init_obstacks): Add a gc root for it.
4858 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4859 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
4860 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
4861 (build_common_tree_nodes): New function.
4862 (fix_sizetype): New function.
4863 (build_common_tree_nodes_2): New function.
4864 * tree.h (enum tree_index): New.
4865 (global_trees): Declare.
4866 Add accessor macros for all nodes now moved to global_trees.
4867 Delete their declarations.
4869 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
4871 * c-decl.c (finish_function): When processing a nested function,
4872 push and pop GC context around rest_of_compilation.
4874 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
4876 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
4877 Default ix86_arch to PROCESSOR_I386.
4878 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
4879 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
4880 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
4881 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
4882 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
4883 (EXTRA_SPECS): Remove deleted specs.
4885 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
4887 * function.c (assign_stack_local_1): Allocate from
4888 function->x_frame_offset, not frame_offset.
4890 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
4892 * ggc.h (lang_cleanup_tree): Remove.
4893 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
4894 * ggc-callbacks.c (lang_cleanup_tree): Remove.
4896 * c-decl.c (finish_struct): Use ggc_alloc to allocate
4897 TYPE_LANG_SPECIFIC when garbage collecting.
4898 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
4899 (lang_cleanup_tree): Remove.
4901 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4903 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
4904 * crtstuff.c: Not here.
4905 * dwarf2out.c: Or here.
4906 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
4909 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
4911 * function.h (free_after_compilation): Remove decl parameter.
4912 (free_varasm_status0: Likewise.
4913 (free_emit_status): Likewise.
4914 (free_stmt_status): Likewise.
4915 (free_after_compilation): Likewise.
4916 (init_lang_status): New variable.
4917 (free_lang_status): Likewise.
4918 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
4919 * function.c (init_lang_status): New variable.
4920 (free_lang_status): Likewise.
4921 (push_function_context_to): Don't set function::decl here.
4922 (free_after_copmilation): Make decl parameter implicit. Call
4923 free_lang_status if defined.
4924 (prepare_function_start): Call init_lang_status if defined.
4925 (init_function_start): Set function::decl here.
4926 * profile.c (output_func_start_profiler): Don't call pushdecl
4927 until we've actually started the function.
4928 * stmt.c (free_stmt_status): Make decl parameter implicit.
4929 * toplev.c (rest_of_compilation): Don't pass decl to
4930 free_after_compilation.
4931 * varasm.c (free_varasm_status): Likewise.
4933 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4935 * except.c (call_get_eh_context): Add root when allocating static
4938 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
4940 * arm.c: Include "ggc.h".
4941 (arm_add_gc_roots): New function.
4942 (arm_override_options): Call it.
4943 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
4945 * arm.md (define_asm_attributes): Add a pool_range attribute.
4947 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
4949 * extend.texi (Volatiles): New node.
4951 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
4953 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
4954 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
4955 (struct ggc_any): Replace `mark' with `magic_mark'.
4956 (ggc_alloc_string): Use memcpy, not bcopy.
4957 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
4958 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
4959 (ggc_free_any): New.
4960 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
4961 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
4962 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
4963 Use IS_MARKED. Use ggc_free_any.
4965 1999-09-09 Scott Bambrough <scottb@netwinder.org>
4967 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
4969 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
4971 * toplev.c (main): Always init_ggc.
4973 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
4975 * except.c (find_all_handler_type_matches): Free the list if
4976 we found no matches.
4978 * combine.c (SUBST): Break out to a real function do_SUBST.
4979 (SUBST_INT): Likewise.
4980 * gcse.c (free_pre_mem): Free `temp_bitmap'.
4981 (pre_insert): Free `inserted'.
4982 * loop.c (basic_induction_var): Always set `location'.
4984 * function.c (expand_function_end): Add initial_trampoline as a root.
4985 * rtl.h (init_varasm_once): Declare.
4986 * toplev.c (compile_file): Call it.
4987 * ggc-simple.c (ggc_mark_string_ptr): New.
4988 (ggc_add_string_root): New.
4989 (ggc_collect): Disable collection avoidance temporarily.
4990 * ggc.h (ggc_add_string_root): Declare.
4991 * except.c (create_rethrow_ref): Use ggc_alloc_string.
4992 * optabs.c (init_libfuncs): Likewise.
4993 * varasm.c (named_section): Use ggc_alloc_string.
4994 (make_function_rtl): Likewise.
4995 (make_decl_rtl): Likewise.
4996 (assemble_static_space): Likewise.
4997 (assemble_trampoline_template): Likewise.
4998 (output_constant_def): Likewise.
4999 (force_const_mem): Likewise.
5000 (mark_const_hash_entry): New.
5001 (mark_pool_sym_hash_table): New.
5002 (mark_varasm_state): Use it.
5003 (init_varasm_once): New.
5005 * expr.h (init_one_libfunc): Declare.
5006 * optabs.c (init_one_libfunc): New.
5007 (init_optabs): Use it.
5008 * config/gofast.h: Likewise.
5009 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5010 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5012 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5014 * Makefile.in (cppexp.o): Depend on cpphash.h.
5015 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5017 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5018 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5019 redefining poisoned identifiers, etc.
5020 (do_undef): Don't allow poisoned identifiers to be undefined.
5021 (do_pragma): Add #pragma poison.
5022 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5024 * cccp.c: Add T_POISON node type.
5025 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5027 (do_define): Generalise to handle poisoned definitions,
5028 redefining poisoned identifiers, etc.
5029 (do_undef): Don't allow poisoned identifiers to be undefined.
5030 (do_pragma): Add #pragma poison.
5031 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5033 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5034 * c-pragma.h: Add ps_poison state. We now always have generic
5037 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5039 * ggc.h (ggc_alloc): New function.
5040 (ggc_mark): Likewise.
5041 * ggc-simple.c (ggc_any): New structure.
5042 (ggc_status): Add anys.
5043 (n_anys_collected): New variable.
5044 (ggc_alloc): Define.
5045 (ggc_mark): Likewise.
5046 (ggc_collect): Collect the anys.
5048 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5050 * c-decl.c (mark_binding_level): Make static to match prototype.
5052 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5054 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5056 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5058 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5059 will use into account. Expand the max width to 5.
5062 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5064 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5067 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5069 * alpha.md (call value patterns): Remove the result predicates.
5071 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5073 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5076 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5078 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5079 changed from extern char *, to extern PTR. Also fix typo in
5080 NEED_DECLARATION_REALLOC test.
5082 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5084 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5086 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5087 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5088 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5089 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5091 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5093 * cccp.c (pcfinclude): Likewise.
5095 * global.c (allocno_compare): Likewise.
5097 * haifa-sched.c (rank_for_schedule): Likewise.
5099 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5101 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5103 * stupid.c (stupid_reg_compare): Likewise.
5105 * tree.c (_obstack_allocated_p): Likewise.
5107 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5109 1999-09-08 Bruce Korb autogen@linuxbox.com
5111 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5112 why "gperf -F" fails.
5113 * gcc/cp/Makefile.in: ditto
5114 * gcc/Makefile.in: ditto
5115 * gcc/java/Makefile.in: ditto
5117 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5119 * lists.c: Include ggc.h.
5121 (init_EXPR_INSN_LIST_cache): Install it.
5123 * ggc-simple.c (init_ggc): Absorb the old init.
5124 (ggc_push_context): Use xcalloc.
5125 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5126 (ggc_collect): Add [rvts] tags to the collection stats.
5128 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5130 * cccp.c (main): Fix handling of -include and -imacros options.
5132 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5134 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5136 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5138 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5141 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5143 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5144 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5145 and SET_DEST. Update comment.
5147 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5149 * config/c4x/c4x.c: Include ggc.h.
5150 (c4x_add_gc_roots): New function.
5151 (c4x_override_options): Call c4x_add_gc_roots.
5153 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5155 * defaults.h (TARGET_ESC): Move ...
5156 * system.h: ... here, where Linas had it in the first place. Silly me.
5158 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5160 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5161 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5162 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5163 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5164 * defaults.h (TARGET_ESC): Add default.
5166 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5168 * configure.in: add i370-*-openedition, i370-*-mvs and
5169 i370-*-linux targets
5171 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5173 * dsp16xxx.c: Include ggc.h
5174 (override_options): Mark GC roots.
5175 * mn10200.c: Include ggc.h.
5176 (asm_file_start): Mark GC roots.
5177 * tahoe.c: Include ggc.h.
5178 (extensible_operand): Mark GC roots.
5180 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5182 * README: Add section discussing status of ELF ABI.
5183 * i370.c: Fix misc spelling mistakes.
5184 (i370_label_scan): Updated notes, exception handling.
5185 (i370_function_prolog): Simplify ELF stack handling.
5186 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5187 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5188 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5189 * i370.md: (movdi): Add notes.
5190 (floatsidf2): Use stack not rtca for scratch float area.
5191 (iorsi3): Correct operand constraints.
5192 * x-oe: Restore TAROUTOPTS which are used by pax.
5194 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5196 * rs6000.c: Include ggc.h.
5197 (rs6000_add_gc_roots): New function.
5198 (override_options): Call it.
5200 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5202 * alpha.h (alpha_compare): New.
5203 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5204 * alpha.c: Likewise for the definitions.
5205 (alpha_emit_conditional_branch): Update for alpha_compare.
5206 (alpha_emit_conditional_move): Likewise.
5207 * alpha.md (cmpdf, cmpdi): Likewise.
5208 (setcc patterns): Likewise. Zero alpha_compare after use.
5209 (sne): Optimize (x != 0) into (0U < x).
5211 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5213 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5214 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5215 (INIT_EXPANDERS): Remove.
5216 * alpha.c: Include ggc.h.
5217 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5218 (alpha_init_machine_status, alpha_mark_machine_status): New.
5219 (override_options): Install them.
5220 (struct machine_function): Moved to alpha.h.
5221 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5222 (alpha_init_expanders): Remove.
5223 (alpha_return_addr): Adjust to use current_function->machine.
5224 (alpha_ra_ever_killed): Likewise.
5225 (alpha_expand_epilogue): Likewise.
5226 * alpha.md (eh_epilogue): Likewise.
5228 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5229 Melissa O'Neill <oneill@cs.sfu.ca>
5230 Geoffrey Keating <geoffk@cygnus.com>
5232 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5233 call-used registers (call-saved registers must still be contiguous
5234 and end with r31, of course).
5236 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5238 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5239 (self_promoting_type_p): Delete.
5240 (self_promoting_args_p): Move ...
5241 * c-common.c: ... here.
5242 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5243 (simple_type_promotes_to): New.
5244 * builtins.c (lang_type_promotes_to): New.
5245 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5246 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5247 * c-common.h: ... here.
5248 (self_promoting_args_p, simple_type_promotes_to): Declare.
5249 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5250 (grokdeclarator): Likewise.
5251 * tree.h (lang_type_promotes_to): Declare.
5253 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5255 Add some machine-dependent GC roots.
5256 * sparc.c: Include ggc.h.
5257 (sparc_add_gc_roots): New function.
5258 (mark_ultrasparc_pipeline_state): Likewise.
5259 (override_options): Call sparc_add_gc_roots.
5260 * pa.c: Include ggc.h.
5261 (pa_add_gc_roots): New function.
5262 (mark_deferred_plabels): Likewise.
5263 (override_options): Call pa_add_gc_roots.
5264 * mips.c: Include ggc.h.
5265 (mips_add_gc_roots): New function.
5266 (override_options): Use it.
5268 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5270 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5272 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5273 cpp_parse_expr): Add static prototypes.
5274 (parse_charconst): Don't cast away const-ness.
5275 (token): Constify a char*.
5277 * cppfiles.c (file_name_list, include_hash, find_include_file,
5278 finclude, initialize_input_buffer): Constify a char*.
5279 (file_cleanup, find_position): Add static prototypes.
5281 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5282 collect_expansion): Add static prototypes.
5283 (cpp_install, create_definition, monthnames): Constify a char*.
5285 * cpphash.h (cpp_install): Likewise.
5287 * cppinit.c (known_suffixes, default_include,
5288 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5289 (base_name, dump_special_to_buffer, initialize_dependency_output):
5290 Add static prototypes.
5292 * cpplib.c (my_strerror): Constify a char*.
5293 (null_underflow, null_cleanup, skip_comment, copy_comment,
5294 copy_rest_of_line, handle_directive, pass_thru_directive,
5295 get_directive_token, read_line_number, cpp_print_file_and_line,
5296 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5297 v_cpp_warning_with_line, detect_if_not_defined,
5298 consider_directive_while_skipping): Add static prototypes.
5299 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5300 cpp_pedwarn_with_file_and_line): Constify a char*.
5302 * cpplib.h (cpp_options, include_hash, progname, definition,
5303 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5304 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5305 find_include_file, deps_output, include_hash): Constify a char*.
5307 * cppmain.c (progname): Constify.
5308 (main): Add prototype. Use return, not exit.
5310 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5311 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5312 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5313 check_protection): Add static prototype.
5315 (progname, recognized_macrom, recognized_extern): Constify a char*.
5316 (main): Add prototype.
5318 * gen-protos.c (progname): Constify a char*.
5320 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5322 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5323 (init_emit_once): Add more GC roots.
5324 * except.c (mark_func_eh_entry): New function.
5325 (mark_eh_node): Mark false_label and rethrow_label.
5326 (init_eh): Add more GC roots.
5327 * function.c (free_after_compilation): Take decl as a paramter.
5328 Call free_stmt_status.
5329 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5331 * function.h (free_after_compilation): Change prototype.
5332 (free_varasm_status): Likewise.
5333 (free_emit_status): Likewise.
5334 (free_stmt_status): New function.
5335 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5336 Remove, replacing with ...
5337 (ggc_status): New structure.
5338 (ggc_chain): New variable.
5340 (ggc_push_context): New function.
5341 (ggc_pop_context): Likewise.
5342 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5343 (ggc_alloc_rtvec): Likewise.
5344 (ggc_alloc_tree): Likewise.
5345 (ggc_alloc_string): Likewise.
5346 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5347 (ggc_mark_tree): Give language-dependent code a chance to mark
5349 (ggc_mark_tree_varray): Handle empty arrays.
5350 (ggc_collect): Adjust for use of ggc_chain. Clear
5351 bytes_alloced_since_last_gc.
5352 * ggc.h (ggc_pop_context): New function.
5353 (ggc_push_context): Likewise.
5354 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5355 * stmt.c (free_stmt_status): New function.
5356 (init_stmt_for_function): Clear last_expr_value.
5357 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5358 Conditionalize call to ggc_collect.
5359 (main): Call init_ggc.
5360 * tree.c (push_obstacks): Do the push, even when GC'ing.
5361 (push_obstacks_nochange): Likewise.
5362 (pop_obstacks): Liekwise.
5363 * varasm.c (free_varasm_status): Take decl as a parameter.
5365 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5367 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5368 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5369 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5370 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5372 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5374 * pa/x-pa-mpeix: New file for the MPE port.
5376 * pa/quadlib.asm: New file for long double support.
5378 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5379 * configure: Rebuilt.
5381 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5383 * final.c (shorten_branches): Fix last change.
5385 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5387 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5389 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5391 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5394 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5396 * c-aux-info.c (concat): Don't define.
5398 * cccp.c (my_strerror): Likewise. All callers changed to use
5400 (do_include): Call xstrdup, not xmalloc/strcpy.
5401 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5402 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5404 * collect2.c (my_strsignal): Likewise. All callers changed to use
5406 (locatelib): Call xstrdup, not xmalloc/strcpy.
5408 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5410 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5412 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5414 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5416 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5418 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5420 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5422 (find_all_handler_type_matches): Likewise. Don't check return
5424 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5425 xmalloc, not malloc.
5426 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5428 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5429 (init_spec): Call xcalloc, not xmalloc/bzero.
5430 (set_spec): Call xstrdup, not save_string.
5431 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5432 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5433 (process_command): Call xstrdup, not save_string.
5434 (main): Call xcalloc, not xmalloc/bzero.
5436 * gcov.c (xmalloc): Don't define.
5437 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5438 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5439 (output_data): Call xcalloc, not xmalloc/bzero.
5441 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5443 * mips-tdump.c (xmalloc): Don't define.
5444 (print_symbol): Call xmalloc, not malloc.
5445 (read_tfile): Call xcalloc, not calloc.
5447 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5448 Don't define. All callers of xfree/my_strsignal changed to use
5449 free/strsignal instead.
5450 (allocate_cluster): Call xcalloc, not calloc.
5452 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5453 Fix memory leak, free allocated memory.
5455 * prefix.c (translate_name): Call xstrdup, not save_string.
5456 (update_path): Likewise.
5458 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5460 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5461 Don't define. Callers of xfree/savestring2 changed to use
5462 free/concat instead.
5464 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5465 (init_elim_table): Likewise.
5467 * resource.c (init_resource_info): Likewise.
5469 * stupid.c (stupid_life_analysis): Likewise.
5471 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5472 (open_dump_file): Call concat, not xmalloc/strcpy/...
5473 (clean_dump_file): Likewise.
5474 (compile_file): Call xstrdup, not xmalloc/strcpy.
5476 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5478 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5479 * v850.c (v850_va_arg): New.
5481 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5483 * haifa-sched.c: Tidy comments.
5485 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5487 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5488 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5489 $(out_object_file)): Depend on ggc.h.
5490 * c-common.c: Include "ggc.h".
5491 (combine_strings): If doing GC, use ggc_alloc_string.
5492 * c-decl.c: Include "ggc.h".
5493 (ggc_p): Define with value 0.
5494 (mark_binding_level): New function.
5495 (init_decl_processing): Add GC roots.
5496 (mark_c_function_context): New function.
5497 (lang_mark_false_label_stack): New function.
5498 (lang_mark_tree): New function.
5499 (lang_cleanup_tree): New function.
5500 * c-lang.c: Include "ggc.h".
5501 (lang_init): Call c_parse_init.
5502 * c-lex.c: Include "ggc.h".
5503 (check_linenum): If doing GC, don't copy filenames to permanent
5505 * c-parse.in: Include "ggc.h".
5506 (c_parse_init): New function.
5507 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5508 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5510 * except.c (mark_eh_state): Mark more state.
5511 * function.c (mark_function_state): Likewise.
5512 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5513 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5514 * toplev.c (mark_file_stack): New function.
5515 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5516 (main): Add root for input_file_stack.
5518 * i386.c: Include "ggc.h".
5519 (ix86_mark_machine_status): New function.
5520 (override_options): Set mark_machine_status.
5522 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5524 * tree.c (copy_node): Copy node contents also if doing GC.
5526 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5528 * collect2.c (scan_libraries): Fix double-thinko :-).
5530 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5532 * collect2.c (scan_libraries): Fix thinko.
5534 * cse.c (delete_trivially_dead_insns): Do not skip the last
5535 insn if it is a real insn.
5537 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5539 * Makefile.in (ggc-simple.o): Depend on hash.h.
5540 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5541 (ggc_mark_tree_varray): Likewise.
5542 (ggc_mark_tree_hash_table): Likewise.
5543 * ggc-simple.c: Include hash.h.
5544 (ggc_mark_tree_hash_table_ptr): New function.
5545 (ggc_mark_tree_hash_table_entry): Likewise.
5546 (ggc_mark_tree_hash_table): Likewise.
5547 (ggc_add_tree_hash_table_root): Likewise.
5548 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5549 rtx, when defining fields.
5551 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5553 * profile.c (output_func_start_profiler): Remove apparently
5554 nonsensical call to start_sequence.
5556 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5558 * clipper/clipper.c (clipper_va_start): Fix typos.
5560 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5561 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5562 (spur_va_arg): New stub.
5564 * configure.in: Comment out pyramid.
5566 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5568 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5569 don't conflict with the bits that win32, cygwin, and dgux
5572 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5573 Bernd Schmidt <bernds@cygnus.co.uk>
5575 * integrate.c (function_cannot_inline_p): Do not inline
5576 functions with forced labels.
5578 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5579 Bernd Schmidt <bernds@cygnus.co.uk>
5580 Mark Mitchell <mark@codesourcery.com>
5582 * Makefile.in (ggc-simple.o): Depend on varray.h.
5583 (rtl.o): Depend on ggc.h.
5584 (genattrtab.o): Depend on ggc.h.
5585 (print-tree.o): Likewise.
5586 (fold-const.o): Likewise.
5587 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5588 (make_insn_raw): Don't cache insns when GC'ing.
5589 (emit_insn_before): Likewise.
5590 (emit_insn_after): Likewise.
5591 (emit_insn): Likewise.
5592 (start_sequence): Use xmalloc to allocate the sequence_stack.
5593 (end_sequence): Add free to free it.
5594 (gen_sequence): Don't cache insns when GC'ing.
5595 (clear_emit_caches): Don't use sequence_element_free_list.
5596 (init_emit): Use xcalloc, not xmalloc+bzero.
5597 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5598 * function.c (pop_function_context_from): Use free to free the
5599 fixup_var_refs_queue.
5600 (put_reg_into_stack): Allocate it with xmalloc.
5601 * genattrtab.c: Include ggc.h.
5602 (operate_exp): Don't use obstack_free when GC'ing.
5603 (simplify_cond): Likewise.
5604 (simplify_text_exp): Likewise.
5605 (optimize_attrs): Likewise.
5606 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5608 (gencode): Generate a #include for ggc.h.
5609 * ggc-callbacks.c (ggc_p): Define it to zero.
5610 * ggc-none.c (ggc_p): Likewise.
5611 * ggc-simple.c: Include varray.h.
5612 (ggc_mark_tree_varray): New function.
5613 (ggc_add_tree_varray_root): Likewise.
5614 (ggc_mark_tree_varray_ptr): Likewise.
5615 * ggc.h (ggc_p): Declare.
5616 (varray_head_tag): Likewise.
5617 (ggc_add_tree_varray_root): Declare.
5618 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5619 inconsistencies when GC'ing.
5620 * rtl.c: Include ggc.h.
5621 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5622 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5623 (rtx_free): Don't call obstack_free when GC'ing.
5624 * toplev.c (rest_of_compilation): Call ggc_collect after every
5626 * tree.c (push_obstacks): Do nothing, if GC'ing.
5627 (pop_obstacks_nochange): Likewise.
5628 (pop_obstacks): Likewise.
5629 (make_node): Use ggc_alloc_tree when GC'ing.
5630 (copy_node): Likewise.
5631 (get_identifier): Use ggc_alloc_string when GC'ing.
5632 (build_string): Likewise.
5633 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5634 (tree_cons): Likewise.
5636 (type_hash_canon): Don't call obstack_free when GC'ing.
5638 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5640 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5641 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5643 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5644 Bernd Schmidt <bernds@cygnus.co.uk>
5645 Mark Mitchell <mark@codesourcery.com>
5647 * Makefile.in (stor-layout.o): Depend on ggc.h.
5648 (expr.o): Depend on ggc.h.
5649 (profile.o): Depend on ggc.h.
5650 (stor-layout.o): Depend on ggc.h.
5651 * emit-rtl.c (init_emit_once): Add gc roots.
5652 * expr.c: Include ggc.h.
5653 (emit_block_move): Add gc roots.
5654 (clear_storage): Likewise.
5655 * expr.h (init_stor_layout_once): New function.
5656 * profile.c: Include ggc.h.
5657 (init_arc_profiler): profiler_label is a root.
5658 * scan.c (make_sstring_space): Trust xrealloc to function
5659 correctly with first parameter NULL.
5660 * stor-layout.c: Include ggc.h.
5661 (set_sizetype): Add gc root.
5662 (init_stor_layout_once): New function.
5663 * toplev.c (compile_file): Call it.
5665 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5666 Bernd Schmidt <bernds@cygnus.co.uk>
5667 Mark Mitchell <mark@codesourcery.com>
5669 * Makefile.in (tree.o): Depend on ggc.h.
5670 (varasm.o): Likewise.
5671 (function.o): Likewise.
5673 (except.o): Likewise.
5674 (optabs.o): Likewise.
5675 (emit-rtl.o): Likewise.
5676 * emit-rtl.c: Include ggc.h.
5677 (sequence_element_free_list): Remove, and all references.
5678 (mark_sequence): New functions.
5679 (mark_emit_state): New function.
5680 * except.c: Include ggc.h.
5681 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5682 (mark_tree_label_node): New functions.
5683 (mark_eh_state): New function.
5684 * function.c: Include ggc.h.
5685 (mark_temp_slot, mark_function_chain): New functions.
5686 (mark_function_state): New function.
5687 (init_function_once): New function.
5688 * function.h (init_function_once): New function.
5689 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5690 * ggc.h (label_node): Declare.
5691 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5692 (lang_mark_false_label_stack): New function.
5693 (mark_temp_slot): Remove declaration.
5694 (mark_function_chain): Likewise.
5695 (mark_eh_state): Adjust prototype.
5696 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5698 * optabs.c: Include ggc.h.
5699 (mark_optab): New function.
5700 (init_optabs): Add gc roots.
5701 * stmt.c: Include ggc.h.
5702 (mark_cond_nesting, mark_loop_nesting): New functions.
5703 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5704 (mark_stmt_state): New function.
5705 * toplev.c (compile_file): Call init_function_once.
5706 * tree.c: Include ggc.h.
5707 (type_hash): Move declaration earlier in file.
5708 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5709 (init_obstacks): Add gc roots.
5710 (mark_type_hash): New function.
5711 * varasm.c: Include ggc.h.
5712 (mark_pool_constant): New function.
5713 (mark_varasm_state): New function.
5715 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5717 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5719 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5721 * c-decl.c (struct language_function): Renamed from struct c_function.
5723 (c_function_chain): Delete.
5724 (push_c_function_context): New arg F. Don't warn about nested
5725 functions here. Fill LANGUAGE elt of F. Delete code to update
5726 c_function_chain. Don't call push_function_context.
5727 (pop_c_function_context): New arg F. Restore from there instead of
5728 from c_function_chain. Don't call pop_function_context. Clear out
5729 LANGUAGE field of F when done.
5730 * c-lang.c: Include "function.h"
5731 (lang_init): Initialize save_lang_status and restore_lang_status.
5732 * c-parse.in (nested_function, nested_function_notype): Warn about
5733 nested functions. Call push_function_context/pop_function_context
5734 instead of the _c_ variants.
5735 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5737 * Makefile.in (c-lang.o): Update dependencies.
5739 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5740 regno_pointer_flag, regno_pointer_align.
5741 (gen_reg_rtx): Use xrealloc to enlarge them.
5742 (free_emit_status): New function.
5743 * function.c (mark_machine_status, mark_lang_status): New variables.
5744 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5745 in some bits from assign_stack_local. All callers changed to use new
5747 (assign_stack_local): Just call assign_stack_local_1.
5748 (free_after_compilation): New function.
5749 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5750 (trampoline_address): Likewise.
5751 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5752 (prepare_function_start): Explicitly clear some more variables.
5753 * function.h (struct function): New elt can_garbage_collect.
5754 (mark_machine_status, mark_lang_status): Declare variables.
5755 (free_after_compilation, free_emit_status, free_varasm_status,
5756 init_varasm_status): Declare functions.
5757 * toplev.c (rest_of_compilation): Call free_after_compilation when
5758 done with the current function.
5759 * varasm.c (free_varasm_status): New function.
5761 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
5763 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
5764 (EXPAND_BUILTIN_VA_ARG): Define.
5765 * sparc.c (sparc_va_start): New.
5766 (sparc_va_arg): New.
5768 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5770 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
5772 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5774 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
5776 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
5778 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
5780 (ggc-callbacks.o): New target.
5781 * ggc-callbacks.c: New file.
5783 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5785 * expr.h: Collapse individual optab and libfunc vars to arrays.
5786 (optab_index, libfunc_index): New enumerations.
5787 (optab_table, libfunc_table): New arrays.
5788 Add accessor macros for both.
5790 * optabs.c (optab_table, libfunc_table): New.
5791 Delete declarations for individual optab and libfunc vars.
5793 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
5795 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
5797 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
5799 * Makefile.in (GGC, GGC_LIB): New.
5800 (HOST_RTL): Include ggc-none.o.
5801 (ggc-simple.o): New target.
5802 (ggc-none.o): Likewise.
5803 * tree.h (tree_common): Add gc_mark.
5804 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
5805 (struct rtvec_def): Add gc_mark.
5806 * emit-rtl.c (global_rtl): Update static initializers to contain
5807 enough initializers.
5808 * ggc.h, ggc-none.c, ggc-simple.c: New files.
5809 * toplev.c (gc_time): New variable.
5810 (all_time): New variable.
5811 (compile_file): Print gc time.
5812 (print_time): Calculate percentage of the whole.
5814 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5816 Change obstack memory management and varasm constant pool handling so
5817 that nested functions are treated like any other functions.
5818 * function.c (init_machine_status): New variable.
5819 (push_function_context_to): Set contains_functions for the outer
5820 function. Don't call save_varasm_status.
5821 (pop_function_context_from): Don't call restore_varasm_status. Don't
5822 set current_function_contains_functions.
5823 (prepare_function_start): Call init_varasm_status rather than
5824 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
5826 * function.h (struct function) Add field varasm. Delete fields
5827 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
5828 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
5829 (init_machine_status): Declare.
5830 (save_varasm_status, restore_varasm_status): Delete declarations.
5831 (save_tree_status, restore_tree_status): Delete last argument.
5832 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
5833 code. All callers changed.
5834 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
5835 save_constants_in_decl_trees, restore_constants, save_constants,
5836 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
5838 (inlining): New variable.
5839 (reg_map, label_map, insn_map, orig_asm_operands_vector,
5840 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
5842 (save_for_inline_nocopy): Don't save constants.
5843 Don't set inl_emit field in current_function.
5844 (expand_inline_function): Use emit field, not inl_emit, of the inlined
5845 function. Set new variable inlining before
5846 calling copy_rtx_and_substitute.
5847 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
5848 constant pool references if inlining is nonzero.
5849 Delete ADDRESS and (most of the) CONST cases.
5850 (output_inline_function): Save and restore current_function/
5851 current_function_decl. Delete restore_constants code. Don't call
5852 init_const_rtx_hash_table.
5853 * output.h (init_const_rtx_hash_table): Don't declare.
5854 * rtl.h (struct function): Declare.
5855 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
5856 * toplev.c (rest_of_compilation): Don't treat nested functions or
5857 functions containing them specially. Delete all code to deal with
5858 save_for_inline_copying.
5859 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
5860 inline_obstacks): Delete variables.
5861 (save_tree_status): Lose arg CONTEXT. All callers changed.
5862 Simply allocate a new function_maybepermanent_obstack for the new
5863 function, delete all the special cases.
5864 Don't save inline_obstacks.
5865 (restore_tree_status): Lose arg CONTEXT. All callers changed.
5866 Delete special handling for function_maybepermanent_obstack; simply
5868 Don't restore inline_obstacks.
5869 (permanent_allocation): Delete code that frees inline_obstacks.
5870 (print_inline_obstack_statistics): Delete function.
5871 (dump_tree_statistics): Don't call it.
5872 * varasm.c (struct varasm_status): New.
5873 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
5874 last_pool, pool_offset, const_double_chain): Delete global
5875 variables, replace with accessor macros.
5876 (immed_double_const): Don't walk const_double_chain outside a
5877 function, but don't treat nested functions specially anymore.
5878 (immed_real_const_1): Likewise.
5879 (clear_const_double_mem): Don't treat nested functions specially.
5880 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
5881 (save_varasm_status, restore_varasm_status): Delete functions.
5882 (init_varasm_status): New function.
5883 (force_const_mem): Don't treat nested functions specially.
5884 (find_pool_constant): Accept new arg F, search for constants in
5885 that function's pool rather than the current one. All callers
5887 (get_pool_constant_for_function, get_pool_mode_for_function): New
5890 * i386.c (init_386_machine_status): New function, mostly from
5891 clear_386_stack_locals.
5892 (struct machine_functions): Rename element names to avoid name
5894 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
5895 macros, replacing global variables.
5896 (clear_386_stack_locals, save_386_machine_status,
5897 restore_386_machine_status): Delete functions.
5898 (override_options): Initialize init_machine_status.
5899 * i386.h (INIT_EXPANDERS): Delete macro.
5900 (save_386_machine_status, restore_386_machine_status,
5901 clear_386_stack_locals): Delete declarations.
5903 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5905 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
5906 (doloop_begin): Simplify pattern and use emit_jump_insn.
5907 (doloop_end): Simplify pattern, switch operand order,
5908 and use emit_jump_insn.
5910 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5912 * function.h (struct function): Add new element LANGUAGE.
5913 (save_lang_status): Declare new variable.
5914 (restore_lang_status): Likewise.
5915 * function.c (save_lang_status): Define.
5916 (restore_lang_status): Likewise.
5917 (push_function_context_to): Call language-specific save function.
5918 (pop_function_context_from): Call language-specific restore function.
5920 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5922 * i386.md (movsf_1): Check REG_P before use of REGNO.
5923 (movdf_1): Likewise.
5924 (movxf_1): Likewise.
5925 (extendsfdf2): Likewise.
5926 (extendsfxf2): Likewise.
5927 (extenddfxf2): Likewise.
5929 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5931 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
5932 constants into memory.
5933 (c4x_shiftable_constant): New function.
5934 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
5935 (c4x_shiftable_constant): Declare.
5936 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
5937 ashlqi3_noclobber): Add new patterns and associated splitters.
5939 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
5941 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
5942 * dwarf2out.c (dwarf2out_frame_init): Likewise.
5943 * final.c (shorten_branches): Likewise.
5944 * global.c (global_alloc): Likewise.
5945 * haifa-sched.c (build_control_flow): Likewise.
5946 * stmt.c (check_for_full_enumeration_handling): Likewise.
5947 (estimate_case_costs): Likewise.
5949 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
5951 * rtl.h (RTL_CHECKC2): Fix typo in last change.
5953 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
5955 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
5956 (recompute_reg_usage): Likewise.
5957 * rtlanal.c (find_regno_fusage): Likewise.
5959 * rtl.c (rtl_check_failed_code1): New function.
5960 (rtl_check_failed_code2): New.
5961 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
5962 (RTL_CHECKC1, RTL_CHECKC2): New.
5963 (XC*): New accessor macros.
5964 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
5965 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
5966 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
5967 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
5968 (TRAP_*, RANGE_INFO_*): Likewise.
5970 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5972 * Makefile.in (tlink.o): Don't depend on toplev.h.
5974 * collect2.c (c_file, o_file, export_file, import_file, ldout,
5975 output_file, nm_file_name, ldd_file_name, strip_file_name,
5976 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
5977 add_prefix, prefix_from_env, prefix_from_string, do_wait,
5978 fork_execute, maybe_unlink, add_to_list,
5979 extract_init_priority, write_list, dump_list,
5980 dump_prefix_list, write_list_with_asm, write_c_file,
5981 write_c_file_stat, write_c_file_glob, scan_prog_file,
5982 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
5983 ignore_library, extract_string, notice, dump_file, target_machine,
5984 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
5985 read_file, print_load_command): Constify a char*.
5986 (fdopen, error, fatal, fatal_perror): Don't prototype.
5987 (my_strerror): Remove. All callers use xstrerror instead.
5988 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
5989 (main): Add prototype. Constify lots of char* ptrs. Change calls
5990 to xcalloc/strcpy/strcat/... to one call to concat.
5991 (main, scan_prog_file, scan_libraries): Use an intermediate
5992 `const char **' to build an argv array.
5993 (mapfile, libselect, libcompare, locatelib): Add prototypes.
5995 * collect2.h (collect_execute, collect_wait, dump_file,
5996 file_exists): Constify a char*.
5997 (ldout, c_file_name, temporary_obstack, permanent_obstack,
5998 temporary_firstobj, vflag, debug): Add extern declarations.
5999 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6001 * tlink.c: Don't include toplev.h.
6002 (vflag, debug, ldout, c_file_name, temporary_obstack,
6003 permanent_obstack, temporary_firstobj): Don't declare.
6004 (tlink_execute, frob_extension, symbol_hash_lookup,
6005 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6006 recompile_files, read_repo_files, demangle_new_symbols,
6007 scan_linker_output): Constify a char*.
6008 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6009 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6011 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6013 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6014 (relative) rather than jsr (absolute) subroutine call insns.
6015 * config/m68k/m68k-coff.h: Ditto.
6017 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6019 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6020 now rework these too.
6021 (arm_reorg): If an insn can't reach the end of the current pool,
6022 ensure that we emit that pool before the insn.
6024 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6026 * tlink.c (scan_linker_output): Skip the initial underscore in
6027 a mangled name if appropriate.
6029 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6031 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6032 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6033 error_with_ivar, gen_declarator, create_builtin_decl,
6034 my_build_string, generate_descriptor_table, generate_ivars_list,
6035 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6036 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6037 dump_base_name, lang_decode_option, build_encode_expr,
6038 start_class, finish_class, encode_pointer, really_start_method,
6039 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6041 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6042 Add static prototypes.
6043 (build_objc_string_decl, build_selector_reference_decl,
6044 encode_bitfield, build_class_reference_decl): Remove unused
6045 parameter, all callers changed.
6046 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6047 (objc_printable_name): Likewise. Change second parameter to type int.
6048 (init_objc): Use memcpy, not bcopy, to avoid casts.
6050 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6052 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6053 reg notes on a deleted insn.
6054 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6056 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6058 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6060 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6062 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6065 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6067 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6068 * tm.texi (MD_ASM_CLOBBERS): Document it.
6070 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6072 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6073 * except.c (expand_rethrow): Remove unused variable.
6074 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6075 * flow.c (replace_insns): Likewise.
6076 (create_edge_list, verify_edge_list): Likewise.
6077 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6079 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6080 is special code to run.
6081 (main): Don't define operands to emit_operand.
6082 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6084 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6086 * alpha/alpha.h (normal_memory_operand): Declare.
6087 (reg_no_subreg_operand): Declare.
6088 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6090 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6092 * c-parse.in (compstmt_primary_start): New, broken out of first
6093 part of compstmt handling in primary.
6094 (primary): Use it. Add an error clause.
6095 (compstmt_nostart): Renamed from compstmt; remove all
6096 initial invocations of compstmt_start.
6099 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6101 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6104 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6106 * combine.c (simplify_shift_const): Remove extra semicolon.
6107 * dwarf2out.c (remove_AT): Likewise.
6108 * expmed.c (expand_mult): Likewise.
6109 * gcov.c (create_program_flow_graph): Likewise.
6110 * reorg.c (mostly_true_jump): Likewise.
6112 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6114 * fold-const.c (fold_range_test): Do not try to fold the range
6115 test if the rhs or lhs has side effects.
6117 * combine.c (simplify_rtx): Recognize another case of a synthesized
6120 * varasm.c (mark_constant_pool): When marking indirect references,
6121 only look at SYMBOL_REFs.
6123 * except.c (expand_fixup_region_end): Do not peek at
6124 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6126 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6128 * flags.h: New variables align_loops, align_loops_log,
6129 align_jumps, align_jumps_log, align_labels, align_labels_log,
6130 align_functions, align_functions_log.
6131 * toplev.c: Define them.
6132 (f_options): Handle -falign-* when they have no argument.
6133 (main): Add logic to set variables for -falign-functions,
6134 -falign-jumps, -falign-labels, -falign-loops.
6135 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6136 (display_help): Change help to match options.
6137 * final.c (LABEL_ALIGN): Default to align_labels_log.
6138 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6139 (LOOP_ALIGN): Default to align_loops_log.
6140 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6141 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6142 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6143 * varasm.c (assemble_start_function): Handle align_functions.
6145 * config/sparc/sparc.h: Don't declare sparc_align_*.
6146 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6147 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6149 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6151 * config/sparc/sparc.c: Delete sparc_align_loops,
6152 sparc_align_jumps, sparc_align_funcs and the corresponding string
6154 (sparc_override_options): Default align_functions on ultrasparc.
6155 Delete -malign-* handling.
6157 * config/mips/mips.c (override_options): On 64-bit targets,
6158 try to align code to 64-bit boundaries.
6159 (print_operand): New substitution, %~,
6160 which aligns labels to align_labels_log.
6161 * config/mips/mips.md (div_trap_normal): Use %~.
6162 (div_trap_mips16): Likewise.
6167 (ashldi3_internal): Likewise.
6168 (ashrdi3_internal): Likewise.
6169 (lshrdi3_internal): Likewise.
6170 (casesi_internal): Likewise.
6172 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6174 Merge new ia32 backend from the branch!
6176 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6177 See ChangeLog.P2 on new_ia32_branch for details.
6179 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6180 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6181 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6182 * i386/gas.h (ASM_FILE_START): Define.
6183 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6184 for name change of ix86_valid_decl_attribute_p.
6185 (i386_pe_valid_type_attribute_p): Similarly.
6187 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6189 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6190 to step through CC modes.
6192 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6194 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6195 it would end up in the shadow of a live flags regsiter.
6197 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6199 * reload1.c: Fix many indentation problems.
6200 * reload.c: Likewise.
6202 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6204 * alias.c (non_local_reference_p): Constify fmt.
6206 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6208 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6210 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6212 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6213 the internal_arg_pointer.
6215 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6217 Merge peephole2 from new_ia32_branch:
6218 * Makefile.in (STAGESTUFF): Add *.peephole2.
6219 (mostlyclean): Likewise.
6220 (recog.o): Depend on resource.h.
6222 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6223 (final_scan_insn): Likewise for the invocation of peephole.
6224 * genconfig.c (main): Look for peephole and peephole2 patterns.
6225 Emit HAVE_peephole* accordingly.
6226 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6227 * flags.h (flag_peephole2): Declare.
6228 * toplev.c: New pass peephole2. New flag -fpeephole2.
6230 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6231 * gencodes.c (main): Likewise.
6232 * genextract.c (main): Likewise.
6233 * genoutput.c (main): Likewise.
6234 * genemit.c (max_operand_1): Look for the max scratch operand.
6235 (gen_rtx_scratch): New.
6236 (gen_exp): Use it, and pass on new arg subroutine_type.
6237 (gen_expand): Take max scratch into account.
6238 (gen_split): Emit peephole2 functions.
6239 (output_peephole2_scratch): New.
6240 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6241 * genrecog.c (routine_type): Add PEEPHOLE2.
6243 (make_insn_sequence): Match outer parallel for peep2. Discard
6244 top level scratches and dups.
6245 (add_to_sequence): New args insn_type and top. Update all callers.
6246 Handle toplevel peep2 matching insns.
6247 (write_subroutine): Handle peep2.
6248 (write_tree_1): Likewise.
6249 (write_tree): Likewise.
6251 (change_state): New arg afterward. Update all callers.
6252 Handle matching separate insns.
6253 * recog.c (recog_next_insn): New.
6254 (peephole2_optimize): New.
6255 * rtl.def (DEFINE_PEEPHOLE2): New.
6256 * resource.c (find_free_register): New argument last_insn. Use it
6257 to find a register available through the entire span.
6258 * resource.h (find_free_register): Update prototype.
6260 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6262 * i386.c (output_strlen_unroll): Don't write xops[7]
6263 label if it wasn't set.
6265 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6267 * cpplib.c (struct directive): Const-ify name pointer and
6268 function pointer prototype.
6269 (validate_else, do_define, do_line, do_include, do_undef,
6270 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6271 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6272 do_warning): Const-ify second arg.
6273 (directive_table): Mark const. Reorder entries by frequency
6274 of usage, record statistics.
6276 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6278 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6279 bounds- check RTL accesses if --enable-checking.
6280 (RTVEC_ELT): Bounds check if --enable-checking.
6281 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6282 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6283 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6285 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6286 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6288 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6289 (NOTE_SOURCE_FILE): Use X0STR.
6290 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6291 MEM_ALIAS_SET): Use X0INT.
6292 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6293 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6295 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6296 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6297 (rtl_check_failed_bounds, rtl_check_failed_type1,
6298 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6300 (fancy_abort): Fix comment.
6302 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6303 (cse_insn): Decrement LABEL_NUSES for jump target before
6305 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6306 * final.c (alter_subreg): Compute regno before changing x to
6307 REG; set REGNO(x) after changing it.
6308 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6309 notes containing CONST_INTs.
6310 (delete_eh_regions): Use NOTE_EH_HANDLER.
6311 * function.c (put_reg_into_stack): Make reg a MEM before
6313 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6315 (gen_mem_addressof): Make reg a MEM before initializing it.
6316 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6318 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6319 deleting an insn, not after.
6320 (block_alloc): Only look at PATTERN(insn) if we have to, and
6321 only if it's format class 'i'.
6322 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6323 CONST_INT before using its INTVAL.
6324 * print-rtl.c (print_rtx): Use X0STR.
6325 * regmove.c (fixup_match_1): Don't look at PATTERN of
6326 non-class-'i' insn chain elements.
6327 * reload.c (loc_mentioned_in_p): Take address of
6328 in->fld[1].rtx directly.
6329 * reload1.c (reload): Change reg to a MEM before initializing
6331 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6333 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6335 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6337 * config/mips/mips.c (machine_dependent_reorg): Force a
6338 barrier to output the local constant pool if a barrier hasn't
6339 been found at a natural point in the instruction stream.
6341 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6343 * c-parse.in (language_string): Constify.
6345 * dwarf2out.c (language_string): Remove declaration.
6347 * dwarfout.c (language_string): Likewise.
6349 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6351 * tree.h (language_string, init_parse, finish_parse): Declare.
6353 * i386/sun386.h (language_string): Remove declaration.
6355 * mips.h (language_string): Likewise.
6357 * nextstep.h (language_string): Likewise.
6359 * nextstep21.h (language_string): Likewise.
6361 * rs6000.c (language_string): Likewise.
6363 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6365 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6366 (getpwd.o): Remove target.
6368 * getpwd.c: Delete file. Its in libiberty now.
6370 * dbxout.c (getpwd): Don't prototype.
6371 * dwarf2out.c (getpwd): Likewise
6372 * dwarfout.c (getpwd): Likewise
6373 * final.c (getpwd): Likewise.
6374 * protoize.c (getpwd): Likewise.
6376 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6378 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6380 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6382 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6385 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6387 * fixinc/Makefile.in (subdir): New.
6388 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6391 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6393 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6394 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6397 * invoke.texi: Fix typo.
6399 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6400 changed. Handle autoincrement addressing modes.
6402 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6403 just like we would the virtual incoming args register when
6406 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6408 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6409 path, in .file directive.
6411 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6413 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6416 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6418 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6421 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6423 * tree.c (tree_code_name): Constify a char*.
6425 * tree.h (tree_code_name, decl_printable_name): Likewise.
6427 * function.h (struct function): Likewise.
6429 * toplev.c (decl_name, decl_printable_name): Likewise.
6431 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6433 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6434 (init_objc): Remove function pointer cast.
6436 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6438 * pa.md (interspace_jump): New pattern.
6439 (builtin_longjmp): New expander.
6441 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6443 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6444 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6445 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6447 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6449 * jump.c (delete_prior_computation): Also check calls
6450 to constant functions. Don't bother checking for a
6451 REG_UNUSED note before adding it.
6452 (delete_computation): Handle multi-word hard registers
6453 when synthesizing missing REG_DEAD notes for a register
6454 which is both set and used by an insn.
6456 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6458 * loop.c (this_loop_info): New variable.
6459 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6460 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6462 (prescan_loop, strength_reduce): New argument loop_info. All callers
6464 (scan_loop): New variable loop_info, initialise to address of
6466 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6467 Delete variable loop_has_multiple_exit targets and replace with
6468 field in this_loop_info.
6469 (find_and_verify_loops): Rename this_loop to this_loop_num.
6470 (strength_reduce): Delete loop_iteration_info. Replace variable
6471 loop_info with function argument of same name.
6472 (insert_bct): Rework test for loop being completely unrolled.
6474 * loop.h (struct loop_info): New fields num, loops_enclosed,
6475 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6476 has_indirect_jump, and cont. Redefine use of unroll_number.
6477 (loop_unroll_number): Delete.
6479 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6481 (loop_iterations): Delete variable vtop and instead use
6482 loop_info->vtop computed in prescan_loop.
6484 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6486 * fix-header.c (main): Do not pass a null pointer to strcmp.
6488 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6490 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6492 * configure: Rebuilt.
6494 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6496 * jump.c (jump_optimize_1): Do not delete assignments to
6497 internal_arg_pointer.
6498 * cse.c (delete_trivially_dead_insns): Always consider a set of
6499 the internal_arg_pointer live.
6501 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6503 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6504 (update_life_info) [REG_WAS_0]: Search the original insns rather
6505 than the new insns for the note. Fix typos finding note_dest.
6506 If no dest found, discard the note rather than abort.
6507 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6508 (replace_insns): Remove the old insn list after update_life_info
6511 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6513 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6515 (sched_analyze_1): Let add_dependence care for not adding dups.
6516 (sched_analyze_2): Likewise.
6517 (add_branch_dependences): Likewise.
6519 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6521 * i386/winnt.c (export_list): New type.
6522 (exports_head): Rename to
6523 (export_head): this.
6524 (i386_pe_record_exported_symbol): Add is_data flag.
6525 (i386_pe_asm_file_end): Emit directive for exported variables.
6526 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6528 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6529 (ASM_DECLARE_OBJECT_NAME): Likewise.
6530 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6531 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6533 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6535 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6537 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6540 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6542 * config/openbsd.h: Define SET_ASM_OP.
6543 * tm.texi: cross-reference SET_ASM_OP in the index.
6545 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6547 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6548 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6549 and class_narrowest_mode at compile time. Kill init_rtl.
6550 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6551 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6552 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6554 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6556 * rtl.h: Declare rtx_length and rtx_format as const.
6557 * machmode.def: Define CC(). Use CC() to define CCmode. If
6558 EXTRA_CC_MODES is defined, expand it here.
6559 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6560 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6561 const. Kill all references to EXTRA_CC_MODES.
6563 * toplev.c: Don't prototype or call init_rtl.
6564 * optabs.c: Don't call init_mov_optab.
6565 * genemit.c: Don't generate init_mov_optab. Don't call
6567 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6569 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6570 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6571 genrecog.c: Don't call init_rtl.
6573 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6574 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6575 definition of EXTRA_CC_MODES.
6577 * md.texi: Kill ref to EXTRA_CC_NAMES.
6578 * tm.texi: Document new way to define EXTRA_CC_MODES.
6580 * genrecog.c: Do not look up the name of a define_split.
6583 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6585 * config/v850/v850.md: Fix typo introduced by previous delta.
6587 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6589 * gcc.c (fatal): Make definition static to match prototype.
6591 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6593 * combine.c (get_last_value): Don't look for earlier sets if the last
6594 known set is somewhere in between the insns being combined.
6596 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6598 * configure.in: Don't use shell ! to negate exit codes
6599 * configure: Regenerate
6601 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6603 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6604 the fact that ALIGN is measured in bits, not bytes.
6606 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6608 * errors.c: New file; defines functions error, warning, and
6609 fatal, variables have_error and progname.
6610 * errors.h: New file; prototypes and decls for stuff in errors.c.
6612 * Makefile: Add rules to build errors.o and
6613 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6614 genopinit, genrecog, genextract, genpeep, genattr, and
6615 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6616 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6617 genpeep.o, genattr.o, and genoutput.o.
6619 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6620 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6621 define or prototype fatal. Set progname at beginning of main.
6622 * genoutput.c: Likewise, and don't define or prototype error
6625 * c-typeck.c (c_expand_start_case): Return immediately if exp
6627 * fold-const.c (operand_equal_p): Return immediately if arg1
6628 or arg0 are ERROR_MARKs.
6629 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6630 fields of type ERROR_MARK when calculating if the record can
6633 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6634 with much help from Jeffrey A Law and Richard Henderson
6636 * i386.md: In the 6 insns which call output_fix_trunc,
6637 earlyclobber operands[0].
6639 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6641 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6642 creating new registers.
6644 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6646 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6647 i386_reg_alloc_order, i386_regparm_string,
6648 i386_align_loops_string, i386_align_jumps_string,
6649 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6650 and i386_branch_cost_string as type "const char *".
6651 * i386.c: Define all above strings as type "const char *".
6653 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6655 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6656 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6658 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6660 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6661 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6663 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6665 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6666 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6667 (dwarf2out_line, dwarf2out_finish): Likewise.
6668 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6670 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6672 * tree.c (lang_unsave_expr_now) : Correct return type.
6673 * tree.h (lang_unsave_expr_now) : Same.
6675 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6677 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6678 instead of duplicating code.
6680 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6682 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6684 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6686 * tree.h: fancy_abort always takes three args.
6687 * resource.c: Move include of system.h before toplev.h.
6689 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6691 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6694 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6696 * system.h: Don't redefine abort or trim_filename.
6697 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6698 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6699 whether or not __FUNCTION__ is available.
6700 * tree.h: Duplicate rtl.h's definition of abort, for files
6701 that don't include rtl.h. Delete all code to perform type
6702 checking with a compiler other than GCC.
6703 * varray.h: Delete all code to perform type checking with a
6704 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6705 its arguments exactly once, using a statement expression.
6706 Adjust the VARRAY_<type> accessor macros to match.
6707 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6708 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6709 caller's location. Define fatal_insn and fatal_insn_not_found
6710 as macros that use _fatal_insn and _fatal_insn_not_found.
6711 (fancy_abort, trim_filename): Kill prototypes.
6713 * rtl.c (trim_filename): Move here from toplev.c.
6714 (fancy_abort): New function.
6715 (DIR_SEPARATOR): Provide default definition.
6716 * tree.c (tree_check_failed, tree_class_check_failed): Go
6717 through fancy_abort.
6718 (tree_check, tree_class_check, cst_or_constructor_check,
6719 expr_check): Delete.
6720 * varray.c (varray_check_failed): New function.
6721 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6722 _fatal_insn and _fatal_insn_not_found. Go through
6724 (trim_filename, fancy_abort): Delete.
6726 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6727 * except.c (start_catch_handler): Report ICE with error/abort
6729 * final.c (output_operand_lossage): Likewise.
6730 * flow.c (verify_flow_info): Likewise.
6732 * gcc.c: Prototype fatal.
6733 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6734 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6735 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6736 Don't define fancy_abort.
6738 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6740 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6743 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6745 * m88k.h (VERSION_INFO2): Kill.
6746 (VERSION_STRING): Kill.
6748 (VERSION_INFO1): Tidy.
6749 (TARGET_VERSION): Update.
6750 * m88k/dgux.h (VERSION_INFO2): Kill.
6751 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6752 * m88k/luna.h (VERSION_INFO1): Tidy.
6753 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6754 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
6755 (output_file_start): Adjust for death of VERSION_STRING.
6757 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
6759 * cpplib.c (detect_if_not_defined): New function.
6760 (do_if): Use it to detect potential once-only headers.
6762 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
6764 * c-common.c (combine_strings): Always set TREE_CONSTANT.
6766 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6768 * combine.c (nonzero_bits) : Allow single-ly set registers to be
6769 anywere in the function only if they are pseudos and set before
6770 being used (not live at the start of the function).
6771 (num_sign_bit_copies) : Same.
6772 (get_last_value_validate) : Same.
6773 (get_last_value) : Same.
6775 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
6777 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
6778 where N and M are constant and N is an integer multiple of M.
6780 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6782 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
6783 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
6784 sbitmap_union_of_preds): Add prototypes.
6785 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
6786 the intersection of successors with the new flow graph structures.
6787 (sbitmap_intersection_of_preds): New function to compute the
6788 intersection of predecessors with the new flow graph structures.
6789 (sbitmap_union_of_succs): New function to compute the union of
6790 successors with the new flow graph structures.
6791 (sbitmap_union_of_preds): New function to compute the union of
6792 predecessors with the new flow graph structures.
6793 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
6794 (expr_reaches_here_p): Use edge and basic_block structures instead
6795 of s_preds and s_succs.
6796 (compute_cprop_avinout): Use new sbitmap routines.
6797 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
6798 of s_preds and s_succs.
6799 * flow.c (compute_flow_dominators): Compute dominators using
6800 edges and basic blocks instead of s_preds and s_succs.
6802 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6804 * lists.c (unused_insn_list, unused_expr_list): New file for
6805 maintaining various types of lists. New statics for maintaining a
6806 cache of available INSN_LIST and EXPR_LIST nodes.
6807 (free_list): Static function for freeing a list of INSN/EXPR nodes.
6808 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
6809 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
6810 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
6811 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
6812 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
6813 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
6814 (free_INSN_LIST_node): Free an individual INSN_LIST node.
6815 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
6816 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
6817 (remove_dependence, free_pending_lists): Use new global routines.
6818 (flush_pending_lists, sched_analyze_insn): Use new global routines.
6819 (sched_analyze, compute_block_backward_dependences): Use new routines.
6820 (sched_analyze_1, sched_analyze_2): Use new routines.
6821 (schedule_insns): Use new global routines.
6822 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
6824 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
6825 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
6827 * toplev.c (rest_of_compilation): Initialize node cache.
6828 * Makefile.in (OBJS): Add lists.o to list of object files.
6829 (lists.o): Add dependancies.
6831 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
6833 * config/v850/v850.md: Fix compile time warning messages.
6834 * config/v850/v850.c: Fix compile time warning messages.
6835 * config/v850/v850.h: Fix compile time warning messages.
6837 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6839 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
6840 Remove unused prototype for `init_lengths'.
6842 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6844 * calls.c (emit_call_1): Mark parameter `stack_size' with
6846 (expand_call): Initialize variable `insn'.
6847 (emit_library_call): Likewise for variable `high_to_save'.
6848 (emit_library_call_value): Likewise.
6849 (store_one_arg): Likewise for variables `lower_bound' and
6852 * combine.c (try_combine): Likewise for variables `i2_code_number'
6853 and `other_code_number'.
6854 (find_split_point): Likewise for variables `pos', `unsignedp' and
6856 (simplify_if_then_else): Likewise for variables `op' and `c1'.
6857 (simplify_and_const_int): Remove unused variable `width'.
6858 (merge_outer_ops): Likewise.
6860 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
6861 HOST_WIDE_INT' when comparing against one.
6862 (simplify_relational_operation): Likewise.
6863 (cse_insn): Initialize variables `src_eqv_volatile',
6864 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
6866 * final.c (init_final): Constify parameter `filename'.
6867 (final_start_function): Mark parameter `optimize' with
6869 (profile_function): Likewise for parameters `first' and `optimize'.
6870 (output_source_line): Likewise for parameter `file'.
6872 * integrate.c (subst_constants): Cast a value to `size_t' when
6873 comparing against one.
6874 (mark_stores): Initialize variable `mode'. Cast a value to
6875 `size_t' when comparing against one.
6877 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
6879 * loop.c (move_movables): Initialize variable `first'.
6880 (strength_reduce): Likewise for variable `increment'.
6881 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
6882 value to `size_t' when comparing against one.
6883 (load_mems): Initialize variable `end_label'.
6885 * output.h (init_final): Constify parameter.
6887 * reload.c (decompose): Initialize variable `base'.
6889 * reload1.c (reload): Likewise for variable `is_scalar'.
6890 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
6891 (choose_reload_regs): Initialize variable `mode'.
6892 (emit_reload_insns): Likewise for variable `store_insn'.
6893 (reload_cse_noop_set_p): Mark parameter `insn' with
6895 (reload_combine): Initialize variable `set'.
6897 * unroll.c (unroll_loop): Likewise for variable `local_label'.
6898 (copy_loop_body): Cast a value to `size_t' when comparing against
6901 * varasm.c (assemble_variable): Initialize variable `size_tree'.
6902 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
6903 (remove_from_pending_weak_list): Mark parameter `name' with
6906 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6908 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
6911 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
6913 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
6914 (ASM_DECLARE_FUNCTION_NAME): Define.
6915 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
6916 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
6917 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
6918 not already defined.
6920 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6922 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
6923 of n_popped when call/call_value are not defined.
6925 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
6927 * tm.texi: GNU CC -> GCC conversion.
6928 (CC1_SPEC): Indicate it is used for all language front ends.
6930 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
6932 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
6933 NOTE_INSN_EH_REGION_END correctly.
6935 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6936 Jeff Law <law@cygnus.com>
6938 * loop.c (strength_reduce): Automatically unroll loops if the
6939 unrolled loop size is smaller than the rolled loop size.
6941 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
6942 and delete comment that code should be rewritten.
6944 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
6946 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
6949 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
6951 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6953 * fixinc/mkfixinc.sh: Don't fix uwin headers.
6954 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
6955 (LINK_SPEC): Add -u _main when building executables.
6956 (ASM_DECLARE_FUNCTION): Update from Cygwin.
6957 (ASM_FILE_END): Use the default for ix86-pe.
6958 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
6960 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
6962 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
6963 and ASM_CLOSE_PAREN are empty strings.
6965 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
6966 Geoffrey Keating <geoffk@cygnus.com>
6968 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
6969 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
6970 (unprotoize.o): Ditto.
6971 (test-protoize-simple): Don't define STD_PROTO_DIR.
6972 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
6973 changes to make 'test-protoize-simple' pass.
6974 (STD_PROTO_DIR): Remove define.
6975 (STANDARD_EXEC_PREFIX): Supply default define.
6976 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
6977 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
6978 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
6979 (GET_ENV_PATH_LIST): New macro.
6980 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
6981 (do_processing): Initialize default_syscalls_dir using new
6982 macros. Use it to initialize syscalls_absolute_filename.
6984 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
6986 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
6987 B into a register before emit_conditional_move.
6989 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
6991 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
6992 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
6993 multiplicand out of (+ (* a b) (* c d)).
6995 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
6996 Richard Henderson <rth@cygnus.com>
6998 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
6999 (new_insn_dead_notes): Likewise.
7000 (update_n_sets): Likewise.
7001 (update_flow_info): Move to flow.c, renamed to update_life_info;
7002 extend to handle multiple source insns.
7003 * flow.c: Include resource.h
7004 (unlink_insn_chain): New.
7005 (split_hard_reg_notes): New.
7006 (maybe_add_dead_note): New.
7007 (maybe_add_dead_note_use): New.
7008 (find_insn_with_note): New.
7009 (new_insn_dead_notes): New.
7010 (update_n_sets): New.
7011 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7012 (maybe_remove_dead_notes): New.
7013 (update_life_info): New.
7014 (prepend_reg_notes): New.
7015 (replace_insns): New.
7016 * output.h (update_life_info): Declare.
7017 * recog.c (split_block_insns): Use update_life_info.
7018 * resource.c (find_free_register): Use reg_alloc_order, don't use
7019 fixed regs, make sure the mode is supported, don't use new regs.
7021 * rtl.h (replace_insns): Declare.
7023 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7025 * expr.c (expand_expr): Cope with COND_EXPRs with one
7026 non-returning branch.
7028 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7030 * expr.c (store_expr): Always pass down the target, even when not
7033 1999-08-24 Nick Clifton <nickc@cygnus.com>
7035 * configure.in: Define target_cpu_default for v850 targets.
7036 * configure: Regenerate
7038 * config/v850/v850.h (TARGET_CPU_generic): Define.
7039 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7040 addresses are 4 byte aligned.
7042 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7045 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7047 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7048 (main): Add prototypes.
7050 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7051 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7052 (write_attr_get): Emit prototypes along with function definition.
7053 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7054 (write_complex_function): Emit static prototype along with
7055 function definition.
7057 * genemit.c (gen_split): Emit prototypes along with function
7060 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7061 Likewise for predicates and `insn_operand_predicate'.
7062 (process_template): Emit static prototype along with function
7065 * genrecog.c (make_insn_sequence): Constify a char*. Add
7066 prototypes for get_split_*().
7067 (write_subroutine): Emit prototypes along with function
7070 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7072 * gcse.c (find_avail_set): Follow chains of register-register copies.
7073 Use oprs_not_set_p to guarantee that the returned value can be
7075 (cprop_insn): Don't verify the return value of find_avail_set with
7078 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7079 (cprop_cc0_jump): New function.
7080 (cprop_insn): Break out new function cprop_jump and use it.
7081 Also use cprop_cc0_jump for machines with CC0.
7082 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7084 * tree.h (current_function_calls_setjmp,
7085 current_function_calls_longjmp): Delete declarations.
7086 * dsp16xx.c: Include "function.h".
7087 * elxsi.c: Likewise.
7088 * gmicro.c: Likewise.
7089 * h8300.c: Likewise.
7092 * mn10200.c: Likewise.
7093 * mn10300.c: Likewise.
7094 * ns32k.c: Likewise.
7098 * rtl.h (rtx_equal_function_value_matters): Declare.
7099 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7101 * function.c: Likewise.
7102 * emit-rtl.c: Likewise.
7104 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7106 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7109 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7111 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7114 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7116 * cpp.texi: Add a node documenting macro varargs (copied
7119 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7121 * cppspec.c: Put a null pointer at the end of the new argv.
7123 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7125 * configure.in: Remove code to select/de-select the haifa
7126 scheduler. Every scheduled port gets haifa now.
7127 * configure: Rebuilt.
7128 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7130 * Makefile.in: Corresponding changes.
7132 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7134 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7135 All callers changed.
7136 (prepare_float_lib_cmp): Likewise.
7137 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7138 * expr.h (emit_float_lib_cmp): Delete declaration.
7139 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7140 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7141 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7143 (cmptf): Now conditional on TARGET_HARD_QUAD.
7145 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7147 * resource.c (mark_target_live_regs): Use
7148 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7150 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7152 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7154 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7156 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7158 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7160 * rtl.h (rtx_format): Constify a char*.
7162 * rtl.c (rtx_format): Likewise.
7163 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7164 (init_rtl): Use accessor macro, not `rtx_format'.
7166 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7169 * caller-save.c (mark_referenced_regs): Likewise.
7171 * combine.c (subst, make_compound_operation, known_cond,
7172 gen_rtx_combine, update_table_tick, get_last_value_validate,
7173 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7175 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7176 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7177 count_reg_usage): Likewise.
7179 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7182 * final.c (leaf_renumber_regs_insn): Likewise.
7184 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7185 dump_edge_info, count_reg_references): Likewise.
7187 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7188 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7191 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7192 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7193 add_label_notes): Likewise.
7195 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7196 clear_struct_flag, count_sub_rtxs, count_alternatives,
7197 compares_alternatives_p, contained_in_p, walk_attr_value,
7198 write_expr_attr_cache): Likewise.
7200 * genconfig.c (walk_insn_part): Likewise.
7202 * genemit.c (max_operand_1, gen_exp): Likewise.
7204 * genextract.c (walk_rtx): Likewise.
7206 * genflags.c (num_operands): Likewise.
7208 * genoutput.c (scan_operands): Likewise.
7210 * genpeep.c (match_rtx): Likewise.
7212 * genrecog.c (add_to_sequence): Likewise.
7214 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7217 * integrate.c (save_constants, copy_for_inline,
7218 copy_rtx_and_substitute, subst_constants, restore_constants):
7221 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7222 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7224 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7227 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7228 add_label_notes, replace_call_address, count_nonfixed_reads,
7229 invariant_p, find_single_use_in_loop, find_mem_givs,
7230 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7233 * print-rtl.c (reg_names, print_rtx): Likewise.
7235 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7237 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7238 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7239 print_blocks): Likewise.
7241 * regclass.c (fix_register, record_address_regs,
7242 reg_scan_mark_refs): Likewise.
7244 * regmove.c (stable_but_for_p): Likewise.
7246 * reload.c (loc_mentioned_in_p, operands_match_p,
7247 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7248 copy_replacements, refers_to_regno_for_reload_p,
7249 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7250 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7253 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7254 delete_address_reloads_1, count_occurrences,
7255 reload_cse_mem_conflict_p, reload_combine_note_use,
7256 add_auto_inc_notes): Likewise.
7258 * resource.c (mark_referenced_resources, mark_set_resources):
7261 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7262 reg_mentioned_p, regs_set_between_p, modified_between_p,
7263 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7264 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7265 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7266 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7268 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7270 * stupid.c (stupid_mark_refs): Likewise.
7272 * unroll.c (remap_split_bivs): Likewise.
7274 * varasm.c (mark_constants): Likewise.
7276 * a29k/a29k.c (uses_local_reg_p): Likewise.
7278 * alpha/alpha.c (summarize_insn): Likewise.
7280 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7281 eliminate_lr2ip): Likewise.
7283 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7285 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7286 reg_mentioned_in_mem): Likewise.
7288 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7289 symbolic_reference_mentioned_p): Likewise.
7291 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7293 * sh/sh.c (regs_used, mark_use): Likewise.
7295 * vax/vax.c (vax_rtx_cost): Likewise.
7297 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7299 * machmode.h (mode_name): Constify a char*.
7301 * rtl.c (mode_name): Likewise.
7303 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7305 * optabs.c (init_libfuncs): Constify a char*.
7307 * print-tree.c (mode_name): Remove redundant declaration.
7308 (print_node): Use accessor macro, not `mode_name'.
7310 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7312 (new_spill_reg): Constify a char*.
7314 * tree.c (mode_name): Remove redundant declaration.
7316 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7318 * rtl.c (rtx_name): Constify a char*.
7320 * rtl.h (rtx_name, fix_sched_param): Likewise.
7322 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7323 (mypr): Use accessor macro, not `rtx_name'.
7325 * genemit.c (print_code): Constify a char*.
7327 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7329 * genpeep.c (print_code): Constify a char*.
7331 * genrecog.c (print_code): Likewise.
7333 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7334 end_bb): Add static prototype.
7335 (draw_edge): Constify a char*.
7336 (end_bb): Remove unused parameter.
7338 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7339 print_block_visualization): Constify a char*.
7341 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7343 * c-common.c (c_get_alias_set): Update comment.
7345 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7347 * linux.h (LIB_SPEC): Added.
7349 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7351 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7353 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7355 * tree.c (expr_check): Fix typo in last change.
7357 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7359 * rtl.def (NOTE): Change format to "iuu0n".
7360 (ADDR_DIFF_VEC): Change format to "eEee0".
7361 (ADDRESSOF): Change format to "eit".
7363 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7364 (RTVEC_ELT): Change to match.
7365 (XVECEXP): Use XVEC and RTVEC_ELT.
7366 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7367 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7368 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7369 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7370 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7371 (INTVAL): Use XWINT.
7372 (ADDRESSOF_DECL): Use XTREE.
7373 (SET_ADDRESSOF_DECL): Delete.
7374 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7375 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7376 ifdefed out since 2.6 at least.
7377 (gen_rtvec_vv): Delete prototype.
7379 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7381 (copy_most_rtx): Handle 't' format letter.
7382 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7383 (gen_rtvec_vv): Delete function. All callers changed to use
7384 gen_rtvec_v instead.
7385 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7386 the '0' format letter.
7388 * function.c (gen_mem_addressof): Don't use
7389 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7391 * integrate.c (copy_rtx_and_substitute): Likewise.
7392 Copy 't' slots with XTREE.
7393 (subst_constants): Treat 't' slots like '[swi]' slots.
7394 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7395 * jump.c (rtx_equal_for_thread_p): Likewise.
7396 * rtlanal.c (rtx_equal_p): Likewise.
7397 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7398 only four arguments.
7399 * gengenrtl.c (type_from_format): Provide correct types for
7403 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7404 If a recent gcc is in use (always in stage2 and beyond), use
7405 statement expressions, so we don't make a function call unless
7406 the check fails. Evaluate arguments exactly once.
7407 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7408 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7410 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7411 they evaluate their arguments exactly once, irrespective of
7412 the compiler in use.
7414 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7415 is used by the currently-enabled check macros. This is:
7416 (tree_check_failed, tree_class_check_failed): For gcc.
7417 (tree_check, tree_class_check, cst_or_constructor_check,
7418 expr_check): For other compilers.
7420 * gencheck.c: Do not define any *_CHECK1 macros.
7422 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7423 Mark Mitchell <mark@codesourcery.com>
7425 * c-common.c (c_get_alias_set): Fix support for poitners and
7428 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7430 * alias.c: Include tree.h.
7431 (nonlocal_reference_p, mark_constant_function): New functions.
7432 * flow.c (life_analysis): Call mark_constant_function.
7433 * rtl.h (mark_constant_function): Declare it.
7435 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7437 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7438 unrecognisable switches.
7440 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7442 * loop.c (recombine_givs): Set ix field after sorting.
7443 (recombine_givs): Remove bogus index / giv lockstep looping.
7445 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7447 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7449 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7450 (do_cmp_and_jump): Formatting fixes.
7451 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7452 do_compare_rtx_and_jump instead of compare_from_rtx.
7453 (do_compare_rtx_and_jump): New function; mostly copied from
7455 (do_jump_for_compare): Delete.
7456 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7458 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7459 of compare/do_jump_for_compare pairs.
7460 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7461 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7462 compare_from_rtx/do_jump_for_compare pairs.
7463 (do_jump_by_parts_equality): Likewise.
7464 (do_jump_by_parts_equality_rtx): Likewise.
7465 * expr.h (do_compare_rtx_and_jump): Declare.
7466 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7467 that used to be in emit_cmp_insn.
7468 (cmp_available_p): New function.
7469 (prepare_operand): New function.
7470 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7471 to be in emit_cmp_insn.
7472 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7473 parameters to be pointers; don't emit final compare but modify some of
7474 the values pointed to by the args so the caller can perform the
7476 (expand_binop): Call emit_store_flag_force with signed forms of
7478 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7479 emit_jump_insn pair.
7480 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7481 emit_cmp_and_jump_insn_1. Call emit_queue.
7482 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7484 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7485 jump sets cc0 before deleting it.
7486 * integrate.c (expand_inline_function): Likewise.
7487 * unroll.c (unroll_loop): Similar changes in several places.
7488 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7491 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7493 * Makefile.in (insn-recog.o): Update dependencies.
7494 * genrecog.c (main): Make generated file include "function.h".
7496 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7498 * cse.c (cse_insn): Call never_reached_warning when a jump is
7499 changed to be unconditional.
7500 * flags.h: Declare warn_notreached.
7501 * flow.c (delete_block): Call never_reached_warning when
7503 * jump.c (delete_barrier_successors): Call never_reached_warning
7504 when we delete everything after a BARRIER.
7505 (never_reached_warning): New function.
7506 * rtl.h: Declare never_reached_warning.
7507 * toplev.c (warn_notreached): New variable.
7508 (lang_independent_options): Set warn_notreached
7509 when -Wunreachable-code.
7510 (compile_file): We need line numbers for -Wunreachable-code.
7512 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7514 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7515 * sched.c (insn_unit): Likewise.
7517 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7519 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7521 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7523 * flow.c (create_edge_list): Use xmalloc, not malloc.
7525 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7527 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7528 C-style comments. Do not lose the character before double slash.
7530 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7532 * basic-block.h (struct edge_list): Stucture to maintain a vector
7534 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7535 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7536 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7537 New function prototypes.
7538 * flow.c (create_edge_list): Function to create an edge list.
7539 (free_edge_list): Discards memory used by an edge list.
7540 (print_edge_list): Debug output showing an edge list.
7541 (verify_edge_list): Internal consistency check for an edge list.
7542 (find_edge_index): Function to find an edge index for a pred and succ.
7544 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7546 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7549 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7551 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7553 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7555 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7557 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7559 * toplev.c (rest_of_compilation): Allow machine dependent
7560 reorganisation pass to place information into the RTL dump
7561 file if it so wishes.
7563 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7565 * explow.c (hard_function_value): Use VOIDmode instead of
7567 * stmt.c (expand_return): Likewise.
7568 * stor-layout.c (get_best_mode): Likewise.
7570 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7571 emit call instead of emit_insn call.
7573 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7575 * configure.in: Handle --disable/enable-win32-registry.
7576 * install.texi: Document --disable/enable-win32-registry.
7577 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7578 (WIN32_REGISTRY_KEY): New macro.
7579 * prefix.c: Use to enable/disable win32-specific code.
7580 (lookup_key): Use versioned key.
7581 * configure: Regenerate.
7582 * config.in: Likewise.
7584 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7586 * cpplib.c (read_line_number): New fn, split out of...
7589 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7591 tree.c (lang_unsave_expr_now) : New.
7592 (unsave_expr_now): Call lang_unsave_expr_now.
7593 tree.h (lang_unsave_expr_now) : New.
7595 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7597 * toplev.c (flag_new_exceptions): On by default.
7599 1999-08-13 Michael Meissner <meissner@cygnus.com>
7601 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7603 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7605 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7606 INTEGER_TYPE with precision==1, it's __java_boolean.
7608 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7610 * global.c (prune_preferences): Move some invariants out of the
7613 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7615 * configure.in (alpha*-dec-osf*): Add osf5.
7617 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7619 * configure.in: Rework handling of ARM GNU/Linux slightly.
7620 (arm*-*-linux-gnuoldld): New target.
7621 * configure: Regenerate.
7622 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7623 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7624 * config/arm/linux-oldld.h: New file.
7625 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7626 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7628 * config/arm/linux-elf.h (ASM_SPEC): Define.
7629 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7630 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7631 for 26-bit APCS and old linker.
7632 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7634 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7635 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7636 don't define `arm' or `arm_elf'.
7637 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7638 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7640 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7642 * rtl.texi: Fix typo.
7644 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7646 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7648 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7650 * extend.texi (C++ Signatures): Remove node.
7651 * invoke.texi: Remove discussion of -fhandle-signatures,
7652 signature, sigof, __signature__, and __sigof__.
7654 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7656 * Makefile.in (JAVAGC): Removed.
7658 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7660 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7662 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7664 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7666 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7668 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7669 a register that is already known to be a pointer.
7671 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7673 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7674 * fixinc/inclhack.sh: Regenerated.
7675 * fixinc/fixincl.sh: Regenerated.
7677 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7679 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7680 Fix documentation of -ansi flag to describe its C++ behavior.
7681 Remove bogus reference to GCC 2.9.
7683 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7685 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7686 note if it is non-NULL.
7688 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7690 * except.h (eh_nesting_info): Add new structure defintion.
7691 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7692 (reachable_handlers, update_rethrow_references): Add function
7694 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7695 a rethrow symbol instead of an integer exception region number.
7696 * flow.c (Make_edges): Use new exception nesting routines to determine
7697 which handlers are reachable from a CALL or asynchronous insn.
7698 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7700 (delete_eh_regions): Update rethrow labels, and don't delete
7701 regions which are the target of a rethrow.
7702 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7703 avoid overloading the SYMBOL_REF_USED flag.
7704 (rethrow_symbol_map): Use new rethrow_ref field.
7705 (rethrow_used): Use new rethrow_ref field.
7706 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7707 of an integer. Fix formatting.
7708 (output_exception_table_entry): Use new rethrow_ref field.
7709 (can_throw): Check for EH_REGION_NOTE before deciding
7710 whether a CALL can throw or not.
7711 (scan_region): Call rethrow_used() instead of accessing data structure.
7712 (update_rethrow_references): New function to make sure only regions
7713 which are still targets of a rethrow are flagged as such.
7714 (process_nestinfo): New static function to initialize a handler
7715 list for a specific region.
7716 (init_eh_nesting_info): New function to allocate and initialize
7717 the list of all EH handlers reachable from all regions.
7718 (reachable_handlers): New function to retrieve the list of handlers
7719 reachable from a specific region and insn.
7720 (free_eh_nesting_info): New function to dispose of a list of
7723 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7725 * flow.c (split_edge): Set JUMP_LABEL field.
7726 (commit_one_edge_insertion): Set head correctly for insert_before.
7727 When inserting insns, update insn block numbers if allocated.
7729 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7731 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7732 retry_incomplete_types): Add static prototype.
7733 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7734 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7735 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7736 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7737 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7740 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7741 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7743 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7745 * output.h (assemble_name): Constify a char*.
7747 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7748 assemble_variable, assemble_name): Likewise.
7750 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7752 * arm/pe.c (arm_pe_unique_section): Likewise.
7754 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
7756 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
7758 * i386/interix.c (i386_pe_unique_section): Likewise.
7760 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
7762 * i386/winnt.c (i386_pe_unique_section): Likewise.
7764 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
7766 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
7768 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
7770 * pa/pa.c (output_call): Likewise.
7772 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
7774 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
7776 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
7779 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
7782 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
7784 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
7785 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
7787 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
7789 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7791 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
7793 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7795 * tree.h (lang_identify): Constify a char*.
7796 (print_error_function): Add extern prototype. Constify a char*.
7798 * c-lang.c (lang_identify): Constify a char*.
7800 * objc/objc-act.c (lang_identify): Constify a char*.
7802 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7804 * genpeep.c (main): Make generated file include "function.h".
7805 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
7807 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7809 * Makefile.in: Update dependencies.
7810 * alias.c: Include "function.h"
7811 * c-decl.c: Likewise.
7812 * caller-save.c: Likewise.
7813 * calls.c: Likewise.
7814 * combine.c: Likewise.
7816 * explow.c: Likewise.
7817 * final.c: Likewise.
7818 * global.c: Likewise.
7819 * graph.c: Likewise.
7820 * local-alloc.c: Likewise.
7822 * optabs.c: Likewise.
7823 * profile.c: Likewise.
7824 * recog.c: Likewise.
7825 * regclass.c: Likewise.
7826 * regmove.c: Likewise.
7827 * reload.c: Likewise.
7828 * reorg.c: Likewise.
7829 * resource.c: Likewise.
7830 * sched.c: Likewise.
7831 * stupid.c: Likewise.
7832 * config/1750a/1750a.c: Likewise.
7833 * config/a29k/a29k.c: Likewise.
7834 * config/arc/arc.c: Likewise.
7835 * config/arm/arm.c: Likewise.
7836 * config/arm/thumb.c: Likewise.
7837 * config/c4x/c4x.c: Likewise.
7838 * config/clipper/clipper.c: Likewise.
7839 * config/convex/convex.c: Likewise.
7840 * config/fx80/fx80.c: Likewise.
7841 * config/i860/i860.c: Likewise.
7842 * config/m68k/m68k.c: Likewise.
7843 * config/m88k/m88k.c: Likewise.
7844 * config/mips/mips.c: Likewise.
7845 * config/pdp11/pdp11.c: Likewise.
7846 * config/pyr/pyr.c: Likewise.
7847 * config/romp/romp.c: Likewise.
7848 * config/sh/sh.c: Likewise.
7849 * config/tahoe/tahoe.c: Likewise.
7850 * config/vax/vax.c: Likewise.
7851 * config/we32k/we32k.c: Likewise.
7852 * config/sparc/sparc.c: Include "function.h".
7853 (mem_min_alignment): Test current_function rather than
7854 regno_pointer_align.
7855 * config/pa/pa.c: Likewise.
7856 (compute_frame_size): Delete declaration of
7857 current_function_outgoing_args_size.
7858 * config/arc/arc.h (current_function_varargs): Delete declaration.
7859 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
7861 * config/i370/i370.h (current_function_outgoing_args_size): Delete
7863 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
7864 current_function_uses_pic_offset_table.
7865 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
7866 of current_function_returns_pointer.
7867 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7868 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7869 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7870 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7871 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7872 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7873 * config/m88k/m88k.c: Include "function.h"
7874 (call_used_regs, current_function_pretend_args_size,
7875 current_function_outgoing_args_size, frame_pointer_needed): Delete
7877 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
7879 * config/mips/mips.h (current_function_calls_alloca): Delete
7881 * config/mn10200/mn10200.h (current_function_needs_context,
7882 rtx_equal_function_value_matters): Delete declarations.
7883 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
7884 flag_pic): Delete declarations.
7885 * config/pa/pa.h (current_function_pretend_args_size,
7886 current_function_decl): Delete declarations.
7887 * config/pa/som.h (current_function_varargs): Delete declaration.
7888 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
7890 * config/pyr/pyr.h (current_function_pretend_args_size,
7891 current_function_args_size, current_function_calls_alloca): Delete
7893 * config/sh/sh.h (current_function_varargs): Delete declaration.
7894 * config/sparc/sparc.h (current_function_outgoing_args_size,
7895 current_function_calls_alloca, current_function_decl): Delete
7897 * config/spur/spur.h (current_function_pretend_args_size,
7898 current_function_calls_alloca): Delete declarations.
7899 * config/v850/v850.c (current_function_outgoing_args_size): Delete
7901 * config/vax/vms.h (current_function_name): Delete declaration.
7902 * gcse.c: Include "function.h".
7903 (current_function_name, current_function_calls_setjmp): Delete
7905 * haifa-sched.c: Include "function.h".
7906 (forced_labels): Delete declaration.
7908 * reg-stack.c: Likewise.
7909 * reload1.c: Likewise.
7910 * genemit.c (main): Make generated file include function.h.
7911 * genoutput.c (output_prologue): Likewise.
7913 * builtins.c (saveregs_value, apply_args_value): Delete variables.
7914 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
7915 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
7916 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
7917 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
7918 macros for some of them.
7919 (emit_filename, emit_lineno): Delete declarations.
7920 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
7921 regno_pointer_* variables through current_function.
7922 (gen_inline_header_rtx): Delete function.
7923 (save_emit_status): Delete function.
7924 (set_new_last_label_num): New function.
7925 (clear_emit_caches): New function.
7926 (restore_emit_status): Just clear last_labelnum and call
7928 (get_last_insn_anywhere): Variable sequence_stack is now accessed
7929 through macro seq_stack.
7930 (add_insn_after): Likewise.
7931 (add_insn_before): Likewise.
7932 (remove_insn): Likewise.
7933 (pop_topmost_sequence): Likewise.
7934 (in_sequence_p): Likewise.
7935 (start_sequence_for_rtl_expr): Likewise.
7936 (start_sequence): Likewise, and likewise for
7937 sequence_rtl_expr/seq_rtl_expr.
7938 (push_topmost_sequence): Likewise.
7939 (end_sequence): Likewise.
7940 (init_virtual_regs): Now takes a "struct emit_status *" argument.
7941 All callers changed. Store into that pointer instead of globals.
7942 (init_emit): Allocate emit elt of current_function.
7943 Changes for sequence_rtl_expr/sequence_stack renaming.
7944 Call clear_emit_caches instead of doing it in-line.
7945 Access regno_pointer_* variables through current_function.
7946 (init_emit_once) Don't clear sequence_stack.
7948 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
7950 (arg_pointer_save_area): Delete declaration.
7951 (finish_expr_for_function): Renamed from init_queue; no longer static.
7952 (init_expr): Don't call init_queue.
7953 (save_expr_status, restore_expr_status): Delete functions.
7954 (expand_expr): Changes to reflect new layout of struct function.
7955 Don't access current_function_check_memory_usage when current_function
7957 * expr.h (forced_labels, save_expr_regs, saveregs_value,
7958 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
7959 current_function_outgoing_args_size, current_function_arg_offset_rtx,
7960 current_function_uses_const_pool, function_call_count,
7961 current_function_uses_pic_offset_table, nonlocal_labels,
7962 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
7963 current_function_check_memory_usage, nonlocal_goto_handler_slots,
7964 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
7966 (finish_expr_for_function): Declare.
7967 * flags.h (current_function_has_nonlocal_label,
7968 current_function_has_nonlocal_goto, current_function_is_thunk,
7969 current_function_has_computed_jump): Delete declarations.
7970 * flow.c (forced_labels): Delete declaration.
7971 * function.c (current_function_pops_args,
7972 current_function_returns_struct, current_function_returns_pcc_struct,
7973 current_function_needs_context, current_function_calls_setjmp,
7974 current_function_calls_longjmp, current_function_has_nonlocal_label,
7975 current_function_has_nonlocal_goto, current_function_is_thunk,
7976 current_function_has_computed_jump, current_function_calls_alloca,
7977 current_function_contains_functions, current_function_returns_pointer,
7978 current_function_epilogue_delay_list, current_function_args_size,
7979 current_function_pretend_args_size, current_function_arg_offset_rtx,
7980 current_function_outgoing_args_size, current_function_varargs,
7981 current_function_stdarg, current_function_args_info, cleanup_label,
7982 current_function_name, current_function_uses_const_pool,
7983 current_function_instrument_entry_exit, current_function_return_rtx,
7984 current_function_uses_pic_offset_table, nonlocal_labels,
7985 current_function_internal_arg_pointer, current_function_cannot_inline,
7986 current_function_check_memory_usage, function_call_count,
7987 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
7988 nonlocal_goto_stack_level, return_label, save_expr_regs,
7989 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
7990 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
7991 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
7992 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
7993 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
7995 (push_function_context_to): Don't save them. Don't call
7996 save_storage_status, save_emit_status or save_expr_status.
7997 (pop_function_context_from): Don't restore them. Don't call
7998 restore_storage_status or restore_expr_status.
7999 (get_func_frame_size): New function.
8000 (get_frame_size): Use it.
8001 (assign_outer_stack_local): Reflect some member name changes in struct
8003 (put_reg_into_stack): Likewise.
8004 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8006 (fixup_var_refs): Likewise.
8007 (fix_lexical_addr): Likewise.
8008 (trampoline_address): Likewise.
8009 (prepare_function_start): Clear field inlinable of current_function.
8010 (init_function_for_compilation): New function.
8011 (expand_dummy_function_end): New function.
8012 (expand_function_end): Call finish_expr_for_function.
8013 * function.h (struct emit_status): New; fields moved here from struct
8014 function and from global variables. Add accessor macros for some of
8016 (struct expr_status): Likewise.
8017 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8018 (struct function): Add fields expr and emit, inlinable, inl_emit,
8019 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8020 inl_max_label_num. Add many comments.
8021 Add accessor macros for all elts of struct function that no longer
8022 have a global variable.
8023 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8024 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8025 stack_slot_list): Delete declarations.
8026 (get_func_frame_size): Declare.
8027 (save_expr_status, restore_expr_status, save_emit_status,
8028 save_storage_status, restore_storage_status): Delete declarations.
8029 (init_virtual_regs): Declare.
8030 * output.h (current_function_pops_args,
8031 current_function_returns_struct, current_function_returns_pcc_struct,
8032 current_function_needs_context, current_function_calls_setjmp,
8033 current_function_calls_longjmp, current_function_calls_alloca,
8034 current_function_has_nonlocal_label, current_function_varargs,
8035 current_function_has_computed_jump, current_function_returns_pointer,
8036 current_function_contains_functions, current_function_args_size,
8037 current_function_pretend_args_size, current_function_stdarg,
8038 current_function_outgoing_args_size, current_function_args_info,
8039 current_function_name, current_function_return_rtx,
8040 current_function_epilogue_delay_list,
8041 current_function_uses_const_pool, current_function_cannot_inline):
8042 Delete declarations.
8043 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8044 regno_reg_rtx): Delete declaration.
8045 (REGNO_POINTER_FLAG): Delete macro.
8046 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8047 function were renamed.
8048 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8050 * toplev.c: Include "function.h".
8051 (current_function_decl): Delete declaration.
8052 (compile_file): Call init_dummy_function_start and
8053 expand_dummy_function_end around some initializations that need to
8055 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8056 Call init_function_for_compilation.
8057 * unroll.c: Include "function.h"
8058 (unroll_loop): Access regno_pointer_* variables through
8061 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8062 (DECL_SAVED_INSNS): use it.
8063 (expand_dummy_function_end): Declare.
8064 (init_function_for_compilation): Declare.
8065 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8066 that it's no longer an INLINE_HEADER.
8067 (expand_call): Likewise.
8068 * integrate.c (finish_inline): Delete function.
8069 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8070 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8071 args. Don't generate an INLINE_HEADER rtx, just return the arg
8072 vector. All callers changed.
8073 (save_for_inline_copying): Create a duplicate struct emit_status to
8074 hold the emit state for compiling the current function. Use this and
8075 the other new fields in struct function that are for integration
8076 instead of an INLINE_HEADER.
8077 Use memcpy instead of bcopy.
8078 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8079 (save_for_inline_nocopy): Similar changes, except no new emit_status
8081 (expand_inline_function): Get information from function structure,
8082 not from an inline header rtx.
8083 (output_inline_function): Lose code to extract the necessary
8084 information from an inline header; simply put back the function
8085 structure into current_function. Clear its inlinable elt.
8086 * rtl.def (INLINE_HEADER): Delete.
8087 * rtl.h: Delete all accessors for an INLINE_HEADER.
8088 (gen_inline_header_rtx): Delete declaration.
8089 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8090 Delete declarations.
8091 (REGNO_POINTER_ALIGN): Delete.
8092 (clear_emit_caches): Declare.
8093 (set_new_last_label_num): Declare.
8095 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8097 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8099 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8100 * stmt.c (is_eh_region): Make sure current_function is present, too.
8102 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8104 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8105 for 64bit PA targets.
8107 * pa.h (SELECT_SECTION): Define.
8108 * som.h (SELECT_SECTION): Delete.
8110 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8112 * alias.c (init_alias_analysis): Wrap call to
8113 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8115 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8117 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8118 <sys/asm.h> contains an asm comment with an apostrophe
8119 * fixinc/inclhack.sh: regen
8120 * fixinc/fixincl.x: regen
8122 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8124 * function.c (init_function_start): Clear prologue & epilogue.
8125 (prologue_epilogue_contains): New function.
8126 * alias.c (init_alias_analysis): Use it.
8127 * rtl.h (prologue_epilogue_contains): Declare it.
8129 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8131 * jump.c (onlyjump_p): New function.
8132 * rtl.h: Declare it.
8133 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8134 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8136 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8138 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8139 to invert loops. Simplify block scanning.
8141 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8143 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8144 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8146 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8148 * config/sparc/liteelf.h: New file to support sparclite-elf target
8149 * config/sparc/t-sp86x: New file to support sparc86x targets
8150 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8151 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8152 * configure.in: Support above target triplets
8153 * configure: Regenerated
8155 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8157 * fixinc/server.c (server_setup): Do not prefix function used as
8160 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8162 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8163 Remove fp reg alternatives.
8165 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8167 * Makefile.in (TAROUTOPTS): Kill.
8168 (install-headers-tar): Use "xpf" for tar headerfile extraction
8169 * i370/x-oe (TAROUTOPTS): Delete.
8170 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8171 * m68k/x-hp320 (TAROUTOPTS): Delete.
8172 * m68k/x-hp320g (TAROUTOPTS): Delete.
8173 * gcc.texi: Update bug reporting text.
8175 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8177 * reg-stack.c (change_stack) Fixed problem with negative array index.
8179 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8181 * extend.texi, install.texi: Fix spelling mistakes.
8183 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8184 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8185 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8187 * mips/t-ecoff: Likewise.
8188 * mips/t-elf: Likewise.
8189 * mips/t-mips: Likewise.
8190 * mips/t-osfrose: Likewise.
8191 * mips/t-r3900: Likewise.
8192 * mips/t-svr3: Likewise.
8193 * mips/t-svr4: Likewise.
8194 * mips/t-ultrix: Likewise.
8196 * gcc.texi: Document recommend means to provide software floating
8197 point libraries in libgcc.a
8199 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8201 * c-lex.c (yylex): We can have a number with no digits.
8203 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8205 * jump.c (delete_prior_computation): New function, broken
8206 out of delete_computation. Check for side effects with
8207 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8208 multi-word hard registers.
8209 (delete_computation): Use it. Check for side effects with
8210 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8211 missing REG_DEAD note for a register which is both set and
8214 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8216 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8217 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8218 (ASM_FILE_START): Import _mcount with the right type.
8219 (ASM_DECLARE_FUNCTION_NAME): Define.
8220 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8221 * pa.c (output_function_prologue): Always emit the function's label
8223 * pa.h (TEXT_SPACE_P): Define.
8224 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8225 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8226 * som.h (TEXT_SPACE_P): Delete.
8227 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8228 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8230 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8232 * expr.c (emit_group_load): Allow src to be a CONCAT.
8234 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8236 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8237 (___mulsi3): Use '!' comment character.
8239 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8241 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8243 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8245 * gcc.c: Update URLs and mail addresses.
8246 * gcc.texi: Likewise.
8248 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8250 * rs6000.c (current_file_function_operand): Return zero for
8252 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8254 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8257 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8259 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8260 allocate space in the stack frame for the PIC register.
8262 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8264 * m68k.md (xordi3, anddi3): These patterns are not available on
8267 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8269 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8270 (PUT_REAL): Likewise.
8272 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8274 * final.c (shorten_branches): Don't add an alignment for loops
8275 that have no label inside.
8277 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8279 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8280 prototypes in macro HAVE_cmpstrsi.
8282 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8284 * emit-rtl.c (operand_subword): Remove unused variable
8287 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8289 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8291 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8293 * cpphash.c (macroexpand): Delete leading whitespace when arg
8294 is concatenated before.
8295 (unsafe_chars): Correct test for whether + and - can extend a
8298 * cppinit.c (cpp_start_read): Do dependencies for
8299 -include/-imacros files also.
8301 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8302 tokenizing non-directive lines.
8303 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8304 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8307 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8309 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8311 * c-lex.c: Sync with C++ frontend.
8312 (linemode): New variable.
8313 (parse_float): imag, conversion_errno, and type are output only.
8314 (yylex): Adjust. Move initial '.' case into main switch.
8316 (handle_generic_pragma): Just deal with tokens.
8317 (readescape): Use ISXDIGIT and ISGRAPH.
8318 * c-parse.in: Add END_OF_LINE token.
8320 * c-lex.c (lang_init): Generalize.
8321 (nextchar): Remove. Replace uses with UNGETC.
8322 (skip_white_space): Handle linemode here. Optimize for cpplib.
8323 (skip_white_space_on_line): Remove.
8324 (extend_token_buffer_to): New fn.
8325 (extend_token_buffer): Use it.
8326 (read_line_number, check_newline): Just deal with tokens.
8327 (token_getch, token_put_back): New fns.
8328 (yylex): Use them. More cpplib optimizations. Simplify.
8330 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8331 Jason Merrill <jason@yorick.cygnus.com>
8333 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8334 (consume_string): Make this smart about USE_CPPLIB.
8335 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8336 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8337 Also, clean up cases where we redundantly set token_buffer[0].
8338 (read_line_number): New fn.
8339 (ignore_escape_flag): New variable.
8341 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8343 * a29k/t-a29kbare: Fix some comments.
8344 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8345 (FPBIT, DPBIT): Define.
8346 * a29k/t-vx29k: Likewise.
8347 * arc/t-arc: Likewise.
8348 * arm/t-arm-elf: Likewise.
8349 * arm/t-bare: Likewise.
8350 * arm/t-pe: Likewise.
8351 * arm/t-pe-thumb: Likewise.
8352 * arm/t-semi: Likewise.
8353 * arm/t-thumb: Likewise.
8354 * arm/t-thumb-elf: Likewise.
8355 * arm/t-thumb-linux: Likewise.
8356 * h8300/t-h8300: Likewise.
8357 * i960/t-i960: Likewise.
8358 * i960/t-vxworks960: Likewise.
8359 * m32r/t-m32r: Likewise.
8360 * mips/t-ecoff: Likewise.
8361 * mips/t-elf: Likewise.
8362 * mips/t-r3900: Likewise.
8363 * pa/t-pro: Likewise.
8364 * rs6000/t-aix43: Likewise.
8365 * rs6000/t-beos: Likewise.
8366 * rs6000/t-newas: Likewise.
8367 * rs6000/t-ppccomm: Likewise.
8368 * rs6000/t-rs6000: Likewise.
8369 * rs6000/t-winnt: Likewise.
8370 * rs6000/t-xnewas: Likewise.
8371 * rs6000/t-xrs6000: Likewise.
8372 * sh/t-sh: Likewise.
8373 * sparc/t-elf: Likewise.
8374 * sparc/t-sparcbare: Likewise.
8375 * sparc/t-sparclite: Likewise.
8376 * sparc/t-splet: Likewise.
8377 * v850/t-v850: Likewise.
8378 * mn10200/t-mn10200: Fix comments.
8379 * mn10300/t-mn10300: Likewise.
8381 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8382 dummy operand. Allocate a new pseudo for the dummy operand.
8383 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8385 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8387 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8389 * configure: Rebuilt.
8390 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8392 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8394 * recog.c (preproces_constraints): Zero recog_op_alt before
8395 processing the constraints.
8397 * arm.c (typedef minipool_node): Renamed from pool_node.
8398 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8399 (add_minipool_constant): New function.
8400 (dump_minipool): New function.
8401 (find_barrier): Remove special case for getting the insn size of
8402 an insn that references the constant pool.
8403 (minipool_fixup): New structure.
8404 (push_minipool_barrier): New function.
8405 (push_minipool_fix): New function.
8406 (note_invalid_constants): New function.
8407 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8408 (arm_reorg): Rewrite code to fix up the constant pool into a
8409 series of mini-pools embedded in the insn stream.
8410 (arm_output_epilogue): New function, made mainly from the body
8411 of output_func_epilogue.
8412 (output_func_epilogue): Move insn generation part of epilogue code
8413 to arm_output_epilogue.
8414 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8415 * arm.md (pool_range): New attribute.
8416 (zero_extendqidi2): Add attribute pool_range.
8417 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8418 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8419 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8420 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8421 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8422 (epilogue): New expand.
8423 (epilogue_insn): New insn. Call arm_output_epilogue.
8425 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8426 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8428 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8430 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8432 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8434 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8436 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8438 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8440 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8442 * global.c: Fix comment.
8444 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8446 * gcc.c (access_check): New static function.
8447 (find_a_file): Use it when searching a directory list.
8448 * collect2.c (find_a_file): Don't accept directories found when
8449 searching a directory list.
8451 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8453 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8454 function parameters with `&'.
8455 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8457 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8459 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8460 or tidy_fallthru_edge if the last insn in the block is not
8461 an unconditional jump or a simple conditional jump.
8463 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8465 * Makefile.in (c-decl.o): Depends on defaults.h.
8467 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8469 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8471 (CLASS_MAX_NREGS): Likewise.
8473 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8475 * cse.c (cse_insn): Fix dumb thinko in last change.
8477 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8479 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8482 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8484 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8485 test for sizes of passed and declared parameter types.
8487 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8489 * fixincludes: Fix the return type of bsearch, char* -> void*.
8491 * fixinc/inclhack.def: Likewise.
8493 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8495 * invoke.texi (-fdump-translation-unit): New option.
8497 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8499 * expr.h (PROMOTE_PROTOTYPES): Move ...
8500 * defaults.h: ... to here.
8501 * c-decl.c: Include defaults.h instead of expr.h.
8502 * c-typeck.c: Include defaults.h.
8504 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8506 * toplev.h (errorcount): Declare.
8507 (warningcount): Likewise.
8508 (sorrycount): Likewise.
8509 * c-lex.c (errorcount): Don't declare.
8510 * dwarf2out.c (errorcount): Don't declare.
8512 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8514 * config/libgloss.h: Add a note discouraging use with ELF.
8515 * configure.in: Don't use libgloss.h for ELF targets.
8516 Always use_collect2 on a.out targets.
8518 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8520 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8521 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8523 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8525 * loop.c (strength_reduce): When doing biv->giv conversion, update
8526 reg note of NEXT->insn.
8528 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8530 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8532 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8534 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8535 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8536 Ensure expr.h is included.
8537 * c-typecheck.c (convert_arguments): Ditto.
8539 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8541 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8542 * config/convex/convex.h: Ditto.
8543 * config/dsp16xx/dsp16xx.h: Ditto.
8544 * config/fx80/fx80.h: Ditto.
8545 * config/gmicro/gmicro.h: Ditto.
8546 * config/i370/i370.h: Ditto.
8547 * config/i386/i386.h: Ditto.
8548 * config/m32r/m32r.h: Ditto.
8549 * config/m68k/m68k.h: Ditto.
8550 * config/m88k/m88k.h: Ditto.
8551 * config/mips/mips.h: Ditto.
8552 * config/pa/pa.h: Ditto.
8553 * config/pyr/pyr.h: Ditto.
8554 * config/tahoe/tahoe.h: Ditto.
8555 * config/we32k/we32k.h: Ditto.
8557 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8560 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8562 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8565 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8567 1999-08-02 Richard Henderson <rth@cygnus.com>
8569 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8570 for the register spill block.
8572 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8573 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8575 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8576 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8577 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8579 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8581 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8582 MAX_WCHAR_TYPE defined in sparc.h.
8583 * config/sparc/linuxaout.h: Likewise.
8584 * config/sparc/linux64.h: Likewise.
8585 Also default to -mvis if CPU is UltraSPARC.
8587 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8589 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8590 (RTX_OK_FOR_OLO10): Likewise.
8591 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8592 %lo(), allow it in addresses...
8593 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8594 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8595 does not make sense.
8596 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8597 (sparc_output_scratch_registers): New function.
8598 (output_function_prologue, sparc_flat_output_function_prologue): Use
8600 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8602 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8603 * configure.in: Add check for .register pseudo-op support in as and
8604 check for offsetable %lo().
8605 * acconfig.h: Add templates for the above checks.
8606 * configure: Regenerate.
8608 1999-08-02 Richard Henderson <rth@cygnus.com>
8610 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8611 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8612 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8614 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8616 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8619 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8621 * config/float-sparc.h: New file.
8622 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8623 sparc-*-linux-gnu and sparc64-*-linux*.
8625 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8627 * rs6000.c (rs6000_va_list): Type is an array.
8628 (rs6000_va_start): Don't doubly adjust for varargs.
8629 (rs6000_va_arg): Evaluate long long GPR adjustment.
8631 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8633 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8634 -maix64 and -maix32.
8635 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8636 LINK_SPEC): Change appropriately.
8637 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8638 (u_short_cint_operand): Likewise.
8639 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8641 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8643 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8645 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8647 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8649 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8650 (non_add_cint_operand): Likewise.
8651 (logical_operand): Likewise.
8652 (non_logical_cint_operand): Likewise.
8653 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8654 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8655 (rs6000_select_rtx_section): Suppress warning.
8656 (small_data_operand): Suppress warning.
8657 (rs6000_got_register): Suppress warning.
8658 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8659 type, so `J' is generally the wrong constraint for a SImode value;
8661 (andsi3_internal2): Likewise.
8662 (andsi3_internal3): Likewise.
8663 (iorsi3_internal1): Likewise.
8664 (xorsi3_internal1): Likewise.
8666 (movsf_softfloat): Likewise.
8667 (scc insns): Likewise.
8668 (movsi+2): Preserve sign bits of SImode constant.
8669 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8670 (movdf+1): Sign-extend properly.
8671 (movdi_32+1): Sign-extend properly.
8672 (scc insns): Sign-extend properly.
8674 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8677 1999-08-02 Richard Henderson <rth@cygnus.com>
8679 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8681 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8682 * alpha.md (all fp insns): Likewise.
8684 1999-08-02 Nick Clifton <nickc@cygnus.com>
8686 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8689 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8691 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8692 pic_load_label generator directly.
8693 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8694 No longer a named pattern.
8696 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8698 * explow.c (force_reg): Call force_operand if X does not
8699 satisfy general_operand.
8701 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8703 * fix-header.c (main): When testing for CONTINUED, use string
8704 equality, not pointer equality.
8706 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8708 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8710 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8712 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8713 that has become an unconditional jump.
8715 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8716 (output_function_epilogue): Similarly.
8718 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8720 * tree.h (init_dummy_function_start): Declare.
8722 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8724 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8725 last_expr_type, last_expr_value, block_start_count, block_stack,
8726 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8727 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8728 dynamically in stmt elt of struct function for each function.
8729 (struct nesting): Rename function_call_count elt to n_function_calls,
8730 target_temp_slot_level to block_target_temp_slot_level. All users
8732 (struct stmt_status): New structure definition.
8733 Add many accessor macros for stmt_status elements which previously
8734 were global variables.
8735 (init_stmt_for_function): Allocate stmt elt for current_function.
8736 Reflect that block_start_count was renamed to
8737 current_block_start_count.
8738 (save_stmt_status, restore_stmt_status): Delete functions.
8739 (preserve_subexpressions_p): Don't access loop_stack when outside
8741 (expand_start_bindings): Reflect that block_start_count was renamed to
8742 current_block_start_count.
8743 (expand_fixup): Likewise.
8744 (expand_decl): Don't access block_stack when outside a function.
8745 (expand_decl_cleanup): Likewise.
8746 (expand_dcc_cleanup): Likewise.
8747 (expand_dhc_cleanup): Likewise.
8748 (expand_anon_union_decl): Likewise.
8749 (set_file_and_line_for_stmt): New function.
8750 (in_control_zone_p): New function.
8752 * function.h (struct function): Add new elt stmt.
8753 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8754 case_stack, nesting_stack, nesting_depth, block_start_count,
8755 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
8756 emit_lineno, goto_fixup_chain.
8757 (save_eh_status, restore_eh_status, save_stmt_status,
8758 restore_stmt_status): Delete declarations.
8759 * function.c (push_function_context_to): Don't call save_stmt_status.
8760 (pop_function_context_to): Don't call restore_stmt_status.
8761 * tree.h (in_control_zone_p): Declare.
8762 * rtl.h (set_file_and_line_for_stmt): Declare.
8764 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
8765 call set_file_and_line_for_stmt.
8767 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
8769 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
8770 Also update copyright.
8772 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8774 * c-pragma.c: Don't include "except.h".
8775 * emit-rtl.c: Likewise.
8776 * stor-layout.c: Likewise.
8778 * varasm.c: Likewise.
8780 * flow.c: Include "function.h".
8781 * tree.h (init_dummy_function_start): Declare new function.
8783 * except.h (struct eh_status): New structure.
8784 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
8786 (eh_return_stub_label, ehstack, catchstack, ehqueue,
8787 catch_clauses, false_label_stack, caught_return_label_stack,
8788 protect_list, current_function_ehc): Add accessor macros for the
8789 corresponding fields in current_function->eh; delete declarations
8790 for all items that used to be declared here.
8791 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
8792 catch_clauses, false_label_stack, caught_return_label_stack,
8793 protect_list, current_function_ehc): Delete variables.
8794 (init_eh_for_function): Allocate current_function->eh.
8795 (save_eh_status, restore_eh_status): Delete functions.
8797 * function.h (struct function): Add fields next_global and eh.
8798 Delete all exception handling related fields.
8799 * function.c (current_function): New variable.
8800 (all_functions): New variable.
8801 (push_function_context_to): Don't allocate a struct function,
8802 use current_function instead. Call init_dummy_function_start when
8803 outside a function. Clear current_function before returning.
8804 (pop_function_context_from): Restore current_function.
8805 Don't free the restored struct function.
8806 (prepare_function_start): New function.
8807 (init_dummy_function_start): New function.
8808 (init_function_start): Break out some code into prepare_function_start
8811 * stmt.c (save_stmt_status): Don't call save_eh_status.
8812 (restore_stmt_status): Don't call restore_eh_status.
8814 * Makefile.in: Update dependencies.
8816 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
8818 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
8819 of depending on a magic constant value. Update comments.
8820 (hppa_expand_prologue): Similarly.
8822 * pa.md (reload_indi, reload_outdi): Allow any register for the
8823 original reload register.
8825 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
8827 * cccp.c (print_help): Change marcos to macros.
8829 1999-07-30 Richard Henderson <rth@cygnus.com>
8831 * c-typeck.c (initializer_constant_valid_p): Move ...
8832 * c-common.c (initializer_constant_valid_p): ... here. Use
8833 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
8835 * c-common.h (initializer_constant_valid_p): Declare.
8836 * c-tree.h (initializer_constant_valid_p): Remove.
8838 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
8840 * config/i386/sol2-c1.asm: Align the stack.
8841 * config/i386/sol2-gc1.asm: Likewise.
8843 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
8845 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
8846 -Asparclite for sparc86x.
8847 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
8849 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
8851 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
8853 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
8854 the user if using the non-default arch size in BI_ARCH configuration.
8855 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
8857 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
8858 Fix patterns so that they actually match.
8859 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
8860 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
8861 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
8863 (mulsidi3): Reflect this in the expand.
8864 (smulsi3_highpart): Only on TARGET_ARCH32.
8865 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
8866 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
8867 (umulsidi3): Reflect this in the expand.
8868 (umulsi3_highpart): Only on TARGET_ARCH32.
8869 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
8870 don't require g0 to be zero.
8871 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
8872 ({,u}divsi3): New expands.
8873 ({,u}divsi3_sp64): New patterns.
8874 (after lshrdi3_v8plus): Four new patterns to help combiner
8875 optimizing nested mixed mode shifts.
8877 * config/sparc/sparc.c (sparc_override_options): Use deprecated
8878 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
8879 speed things up. Don't use them by default on plain v9 in 64bit
8880 mode, according to what SPAMv9 sais.
8882 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
8883 top 32 bits of %[og][0-7] in signal handlers.
8884 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
8886 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
8888 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
8889 (ashlsi3): Corresponding changes.
8891 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
8893 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
8895 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
8897 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8899 * arm.h (Hint): Delete macro.
8900 Substitute HOST_WIDE_INT for Hint in some prototypes.
8901 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
8903 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
8905 * builtins.c (expand_builtin_setjmp): Use force_operand to
8906 make sure that the buffer address is in a suitable form to be
8907 passed to force_reg.
8909 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
8911 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
8914 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
8916 * pa.md (indirect_jump): Remove mode from match_operand. Verify
8917 proper mode in the condition string.
8918 (icacheflush, dcacheflush): Remove modes from match_operands.
8920 * pa.c (emit_move_sequence): Always convert scratch_reg to the
8921 proper mode before using it.
8923 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
8926 * pa.c (store_reg): Do not call add_high_const generator directly.
8927 (load_reg, set_reg_plus_d): Likewise.
8928 * pa.md (add_high_const): No longer a named pattern.
8930 * pa.c (legitimize_address): Consistently use Pmode rather than
8931 SImode. Do not call gen_pic2_highpart directly anymore.
8932 * pa.md (pic2_highpart): No longer a named pattern.
8933 (pic2_lo_sum): Similarly. Reformat to make more readable.
8935 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
8940 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8942 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
8944 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
8946 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
8947 and tag the spill mems.
8948 (hppa_va_start): New.
8950 * pa.h (EXPAND_BUILTIN_VA_START): New.
8951 (EXPAND_BUILTIN_VA_ARG): New.
8953 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
8955 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
8956 and tag the spill mems.
8957 (mn10300_va_start): New.
8958 (mn10300_va_arg): New.
8959 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
8960 (EXPAND_BUILTIN_VA_ARG): New.
8962 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
8964 * mn10200.c (mn10200_va_arg): New.
8965 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
8967 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
8969 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
8970 rather than play with TREE_INT_CST_LOW.
8972 1999-07-27 Philip Blundell <pb@nexus.co.uk>
8974 * config/arm/telf.h: Include dbxelf.h.
8975 (CPP_PREDEFINES): Only define if not already defined.
8976 (ASM_IDENTIFY_GCC): Likewise.
8977 (SUBTARGET_EXTRA_SECTIONS): Likewise.
8978 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
8979 * config/arm/thumb.h (LINK_SPEC): Only define if not already
8981 (DBX_DEBUGGING_INFO): Don't define.
8982 * config/arm/linux-telf.h: New file.
8983 * config/arm/linux-tgas.h: New file.
8984 * config/arm/t-thumb-linux: New file.
8985 * config/arm/uclinux-elf.h: New file.
8986 * config/arm/uclinux-telf.h: New file.
8987 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
8988 thumb-*-uclinux): New targets.
8989 * configure: Regenerate.
8991 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
8993 * pa.md (post_store, pre_load): New expanders.
8994 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
8995 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
8996 need to directly generate RTL for them.
8997 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9000 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9002 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9003 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9004 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9005 (secndary_reload_class): Make TARGET_ELF conditional compile.
9006 (print_operand_address): Similar.
9007 (output_toc): Print all values as hex.
9008 (get_issue_rate): Rearrange and add RS64A and PPC630.
9009 * rs6000.h (processor_type): Add RS64A and PPC630.
9010 (PROCESSOR_POWERPC64): New.
9011 (PROMOTE_MODE): Use word_mode.
9012 (RTX_COSTS): Add RS64A and PPC630.
9013 * rs6000.md (scheduling information): Add lmul and ldiv
9014 representing 64-bit integer multiply and divide. Add rs64a and
9016 (ashldi3): Add support for "rldic" instruction.
9017 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9019 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9021 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9022 instead of V8 for sparclite86x in cpu_table.
9024 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9026 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9027 output_file_directive.
9029 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9031 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9032 tree for op1, not the rtl.
9034 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9036 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9037 to m88k_va_start, leaving only the register spill.
9038 (m88k_build_va_list): New.
9039 (m88k_va_start): New.
9041 * m88k.h (BUILD_VA_LIST_TYPE): New.
9042 (EXPAND_BUILTIN_VA_START): New.
9043 (EXPAND_BUILTIN_VA_ARG): New.
9045 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9047 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9048 Rename from expand_builtin_saveregs.
9049 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9051 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9053 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9054 for the register spill block.
9055 (i960_build_va_list): New.
9056 (i960_va_start): New.
9058 * i960.h (BUILD_VA_LIST_TYPE): New.
9059 (EXPAND_BUILTIN_VA_START): New.
9060 (EXPAND_BUILTIN_VA_ARG): New.
9061 * i960.md (store_multiple): Use change_address on individul mems.
9063 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9065 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9067 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9068 (expand_builtin_va_end): Evaluate arg for side effects.
9069 * c-common.c (c_common_nodes_and_builtins): Construct a
9070 va_list_arg_type_node to handle array decomposition to pointer.
9072 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9074 * except.c (start_dynamic_cleanup): Use force_operand on the
9077 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9079 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9080 * c4x.c (c4x_va_arg): New.
9082 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9084 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9087 1999-07-26 Nathan Sidwell <nathan@acm.org>
9089 * eh-common.h (__eh_matcher): Prototype correctly.
9091 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9093 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9094 (TARGET_SINGLE_PIC_BASE): Likewise.
9095 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9097 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9098 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9099 (TARGET_OPTIONS): Add -mpic-register=N.
9100 (OUTPUT_INT_ADDR_CONST): New macro.
9101 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9102 LEGITIMATE_PIC_OPERAND_P): Likewise.
9103 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9104 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9105 output_addr_const directly.
9106 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9108 (thumb_pic_register, thumb_pic_register_string): Declare.
9110 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9112 (label_mentioned_p): New function: Imported from arm.c.
9113 (legitimize_pic_address): New function: Imported from arm.c.
9114 (is_pic):New function: Imported from arm.c.
9115 (thumb_finalize_pic):New function: Imported from arm.c.
9116 (add_constant): Cope with PIC constants.
9117 (fixit): Cope with PIC constants.
9118 (output_return): Do not treat the PIC register as live if
9119 TARGET_SINGLE_PIC_BASE is true.
9120 (thumb_function_prologue): Do not treat the PIC register as live if
9121 TARGET_SINGLE_PIC_BASE is true.
9122 (thumb_expand_prologue): Do not treat the PIC register as live if
9123 TARGET_SINGLE_PIC_BASE is true.
9124 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9125 TARGET_SINGLE_PIC_BASE is true.
9126 (thumb_print_operand): Accept '|'.
9127 (thumb_override_options): Process PIC options.
9129 * config/arm/thumb.md (movsi): Support PIC.
9130 (call_insn): Change "i" constraint to "X".
9131 (call_value_insn): Likewise.
9132 (consttable_4, consttable_8, consttable_end): Set and clear
9133 "making_const_table" as appropriate.
9134 (pic_load_addr, pic_add_dot_plus_four): New insns.
9136 * invoke.texi (Thumb Options): Fix spelling. Document new
9137 options -msingle-pic-base and -mpic-register=.
9139 1999-07-26 Andrew Haley <aph@cygnus.com>
9141 * config/m32r/initfini.c (__init): Use a full word immediate for
9142 __fini: this allows it to be placed in any memory region.
9144 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9145 -mmodel=medium. This is OK for all memory models.
9147 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9149 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9150 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9152 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9154 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9157 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9159 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9161 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9162 (BUILD_VA_LIST_TYPE): New.
9163 (EXPAND_BUILTIN_VA_START): New.
9164 (EXPAND_BUILTIN_VA_ARG): New.
9165 * i860.c (output_delayed_branch): Disable.
9166 (output_delay_insn): Likewise.
9167 (i860_saveregs): New.
9168 (i860_build_va_list): New.
9169 (i860_va_start): New.
9171 * i860.md: Disable all peepholes using output_delayed_branch.
9172 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9174 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9176 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9177 (BUILD_VA_LIST_TYPE): New.
9178 (EXPAND_BUILTIN_VA_START): New.
9179 (EXPAND_BUILTIN_VA_ARG): New.
9180 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9181 Return the address of the save area.
9182 (clipper_build_va_list): New.
9183 (clipper_va_start): New.
9184 (clipper_va_arg): New.
9186 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9188 * arc.h (EXPAND_BUILTIN_VA_START): New.
9189 (EXPAND_BUILTIN_VA_ARG): New.
9190 * arc.c (arc_setup_incoming_varargs): Set alias set of
9192 (arc_va_start): New.
9195 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9197 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9198 (BUILD_VA_LIST_TYPE): New.
9199 (EXPAND_BUILTIN_VA_START): New.
9200 (EXPAND_BUILTIN_VA_ARG): New.
9201 * alpha.c (alpha_builtin_saveregs): Delete.
9202 (alpha_build_va_list): New.
9203 (alpha_va_start): New.
9204 (alpha_va_arg): New.
9206 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9208 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9210 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9211 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9213 * gcc.texi: More changes related to list conversion.
9214 * invoke.texi: Likewise.
9216 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9218 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9219 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9220 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9221 (stabilize_va_list): New function.
9222 (std_expand_builtin_va_start): New function.
9223 (expand_builtin_va_start): New function.
9224 (get_varargs_alias_set): New function.
9225 (std_expand_builtin_va_arg): New function.
9226 (expand_builtin_va_arg): New function.
9227 (expand_builtin_va_end): New function.
9228 (expand_builtin_va_copy): New function.
9229 (expand_builtin): Call them.
9230 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9231 __builtin_{varargs_start,stdarg_start,end,copy}.
9232 (build_va_arg): New function.
9233 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9234 (build_va_arg): Declare.
9235 * c-decl.c (ptr_type_node, va_list_type_node): New.
9236 * c-parse.gperf (__builtin_va_arg): New.
9237 * c-parse.in (VA_ARG): New token.
9238 (unary_expr): Recognize it.
9239 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9240 * expr.h (std_expand_builtin_va_start): Declare.
9241 (std_expand_builtin_va_arg): Declare.
9242 (expand_builtin_va_arg): Declare.
9243 (get_varargs_alias_set): Declare.
9244 * tree.def (VA_ARG_EXPR): New.
9245 * tree.h (BUILT_IN_VARARGS_START): New.
9246 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9247 (ptr_type_node, va_list_type_node): Declare.
9248 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9249 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9250 * m88k.h, m88k.c: Likewise.
9251 * mn10300.h, mn10300.c: Likewise.
9252 * pa.h, pa.c: Likewise.
9253 * rs6000.h, rs6000.c: Likewise.
9254 * sh.h, sh.c: Likewise.
9255 * sparc.h, sparc.c: Likewise.
9257 * emit-rtl.c (operand_subword): Copy alias set.
9258 (change_address): Likewise.
9260 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9262 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9263 not just the first one.
9265 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9267 * config/arm/arm.h (TARGET_SWITCHES): Add
9268 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9269 (TARGET_OPTIONS): Add -mpic-register=.
9270 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9271 (arm_pic_register_string): Declare.
9272 (NEED_PLT_GOT): Delete, replace with ...
9273 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9274 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9275 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9276 * config/arm/arm.c (arm_override_options): Add new option
9278 (arm_pic_register_string): New variable.
9279 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9280 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9281 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9282 (output_return_instruction): Likewise.
9283 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9284 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9285 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9287 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9288 mention of -msched-prolog. Document new options -msingle-pic-base
9289 and -mpic-register=.
9291 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9293 * haifa-sched.c (reemit_notes): Tidy.
9294 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9297 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9299 * explow.c (trunc_int_for_mode): New function.
9300 (plus_constant_wide): Use it.
9301 * combine.c (simplify_and_const_int): Likewise.
9302 (merge_outer_ops): Likewise.
9303 (simplify_shift_const): Likewise.
9304 * cse.c (simplify_unary_operation): Likewise.
9305 (simplify_binary_operation): Likewise.
9306 * emit-rtl.c (operand_subword): Likewise.
9307 * rtl.h: Declare it.
9309 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9311 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9312 (use NUM_REGS instead of NUM_INTS).
9314 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9316 * builtins.c: New file.
9317 * expr.c (saveregs_value, apply_args_value): Delete definition,
9318 moved into builtins.c.
9319 (string_constant): No longer static.
9320 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9321 apply_args_size, apply_result_size, result_vector,
9322 expand_builtin_apply_args, expand_builtin_apply,
9323 expand_builtin_return): Delete functions, moved into builtins.c.
9324 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9325 * expr.h (saveregs_value, apply_args_value): Declare variables.
9326 (expand_builtin, string_constant): Declare functions.
9327 * Makefile.in: Update to build builtin.o.
9329 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9331 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9332 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9333 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9334 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9336 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9339 1999-07-21 Michael Meissner <meissner@cygnus.com>
9341 * print-rtl.c (print_rtx): Print the names of the virtual
9344 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9346 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9347 introduced in previous delta.
9349 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9351 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9352 to avoid name clash.
9354 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9356 * c-lex.c (yylex) : Correct the test for overflow when lexing
9359 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9361 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9362 (adjust_priority): Always call ADJUST_PRIORITY.
9363 (schedule_insn): Only put insns into the ready at cost 0.
9364 (schedule_block): Remove redundant initial sort. Give clock_var
9365 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9367 * tm.texi (MD_SCHED_REORDER): Update docs.
9369 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9370 * sparc.c (ultra_reorder_called_this_block): Delete.
9371 (ultrasparc_sched_init): Don't set it.
9372 (ultrasparc_sched_reorder): Don't check it.
9374 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9376 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9377 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9378 (function_arg_boundary): Align DFmode.
9379 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9380 to get fp reg and stack overflow correct.
9381 (function_arg): Likewise.
9382 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9383 (setup_incoming_varargs): Restructure for ABI_V4; use
9384 function_arg_advance to skip final named argument.
9385 (expand_builtin_saveregs): Properly unskip the last integer arg
9386 when doing varargs. Adjust overflow location calculation.
9388 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9389 explicitly unsigned.
9390 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9391 (__VA_GP_REGSAVE): Similarly.
9392 (__va_longlong_p): Delete.
9393 (__va_arg_type_violation): New declaration.
9394 (va_arg): Restructure. Flag promotion errors. Align double.
9395 TFmode passed by reference.
9397 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9398 in the HOST_BITS_PER_WIDE_INT > 32 case.
9400 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9402 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9404 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9406 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9407 * toplev.c (documented_lang_options): Add -fpreprocessed.
9408 * cpplib.h (struct cpp_buffer): Add preprocessed.
9409 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9410 (cpp_start_read): Don't expand macros or emit an initial #line
9411 directive if -fpreprocessed.
9413 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9415 * cpplib.h (struct cpp_buffer): Added manual_pop for
9416 better C++ tokenization.
9417 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9418 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9419 * c-common.c (cpp_token): Make non-static.
9421 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9423 * c-common.h: New file.
9424 * c-common.c (permanent_obstack): Delete unused declaration.
9425 (c_global_trees): New array.
9426 (c_common_nodes_and_builtins): New function; split off common code
9427 from init_decl_processing in both c-decl.c and cp/decl.c.
9428 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9429 c_global_trees and accessor macros defined in c-common.h.
9431 * c-decl.c: Delete definitions for tree nodes that were replaced by
9433 (init_decl_processing): Build void_list_node.
9434 Call c_common_nodes_and_builtins; delete code to generate the common
9436 * objc/objc-act.c (build_module_descriptor): Rename variable
9437 void_list_node to avoid clash with c-common.h.
9439 * Makefile.in: Update dependencies.
9440 * objc/Make-lang.in: Likewise.
9442 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9444 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9445 (UNIQUE_SECTION_P): Likewise.
9446 (UNIQUE_SECTION): Likewise.
9448 1999-07-19 Linas Vepstas <linas@linas.org>
9450 * config/i370/README: New file.
9451 * config/i370/linux.h: New file.
9452 * config/i370/mvs.h: New file.
9453 * config/i370/oe.h: New file.
9454 * config/i370/t-linux: New file.
9455 * config/i370/t-mvs: New file.
9456 * config/i370/t-oe: New file.
9457 * config/i370/x-oe: New file.
9458 * config/i370/xm-linux.h: New file.
9459 * config/i370/xm-mvs.h: New file.
9460 * config/i370/xm-oe.h: New file.
9462 * i370.c (label_node_t): Add first_ref_page, label_addr,
9463 label_first_ref, label_last_ref members.
9464 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9465 (MAX_MVS_LABEL_SIZE): Define.
9466 (MAX_LONG_LABEL_SIZE): Define.
9467 (alias_node_t, alias_anchor, alias_number): New.
9468 (mvs_function_table): Reorder for EBCDIC.
9469 (ascebc, ebcasc): Unconditionally define.
9470 (i370_branch_dest, i370_branch_length): New functions.
9471 (i370_short_branch, i370_label_scan): New functions.
9472 (mvs_get_label): Renamed from mvs_add_label. Search for
9473 an existing label before creating a new one.
9474 (mvs_add_label): New function.
9475 (mvs_get_label_page): New function.
9476 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9477 over the entire list.
9478 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9479 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9480 (mvs_add_alias, mvs_need_alias): New functions.
9481 (mvs_get_alias, mvs_check_alias): New functions.
9482 (handle_pragma): New function.
9483 (mvs_function_check): New function.
9484 (unsigned_jump_follows_p): Search harder.
9485 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9486 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9487 * i370.h (TARGET_VERSION): Delete.
9488 (CPP_SPEC, CPP_PREDEFINES): Delete.
9489 (mvs_label_emitted): Delete.
9490 (TARGET_EBCDIC): Delete.
9491 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9492 (HANDLE_PRAGMA): Define.
9493 (HARD_REGNO_NREGS): Handle complex modes.
9494 (HARD_REGNO_MODE_OK): Likewise.
9495 (CLASS_MAX_NREGS): Likewise.
9496 (RET_REG): Likewise.
9497 (EXTRA_CONSTRAINT): Define.
9498 (RETURN_IN_MEMORY): True for DImode.
9499 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9500 (FUNCTION_PROFILER): Delete.
9501 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9502 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9503 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9504 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9505 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9506 (ASM_FILE_START): Add "RMODE ANY".
9507 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9508 (ASM_GLOBALIZE_LABEL): Likewise.
9509 (ASM_OUTPUT_LABELREF): Likewise.
9510 (ASM_OUTPUT_COMMON): Likewise.
9511 (PRINT_OPERAND): Handle 'K', 'W', default.
9512 (PRINT_OPERAND_ADDRESS): New.
9513 (Lots of defines): Add support for TARGET_ELF_ABI.
9514 * i370.md (attr length): New. Define for all patterns.
9515 (*): Lots of tweeks to assembly output and constraints.
9517 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9519 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9520 Disable patterns performing SImode comparisons with SImode values
9521 if TARGET_POWERPC64 and instruction does not sign-extend or does
9522 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9523 differ for signed quantities.
9524 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9525 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9526 (decrement_and_branch_on_count): Add 64-bit variant.
9528 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9530 * final.c (output_asm_insn): When searching for the matching string
9531 for a given dialect, don't run past the end of the list of
9532 alternatives if there are fewer alternatives in the template than
9535 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9537 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9538 Removed paragraph about compression of files and size limitation,
9539 duplicated in the FAQ. Use gcc-patches for posting patches.
9540 * gcc.c (main): Updated URL with bug reporting instructions to
9541 gcc.gnu.org. Removed e-mail address.
9542 * system.h (abort): Likewise.
9544 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9546 * Makefile.in (stmp-multilib-sub): Make the files extracted
9547 from $(LIBGCC1) writable.
9549 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9551 * config/arm/aout.h: Reformat for improved readability.
9553 * config/arm/arm.h: Reformat for improved readability.
9554 Replace uses of fprintf with asm_fprintf where appropriate.
9555 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9556 function declaration assembler actions.
9557 (NUM_INTS): New macro: Convert from bytes to words.
9558 (NUM_REGS): New macro: Compute number of registers required to
9559 hold a quanitity of tyep MODE.
9560 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9562 (NUM_ARG_REGS): New macro: The number of argument registers
9564 (ARG_REGISTER): New macro: Compute the register number of the Nth
9566 (LAST_ARG_REGNUM): New macro: The number of the last argument
9568 (SP_REGNUM): New macro: Register number of the stack pointer.
9569 (FP_REGNUM): New macro: Register number of the frame pointer.
9570 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9571 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9572 CUMULATIVE_ARGS so that it counts registers not bytes.
9574 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9576 Replace uses of fprintf with asm_fprintf where appropriate.
9577 (output_ascii_pseudo_op): Replace with version from thumb.c
9579 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9581 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9583 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9584 (ASM_FILE_START): Emit ASM_APP_OFF.
9586 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9588 * pa.c (compute_frame_size): Round frame according to
9589 STACK_BOUNDARY rather than a hardwired value.
9591 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9593 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9595 * configure: Rebuilt.
9597 * configure.in (hppa*-*-linux*): New configuration.
9598 * configure: Rebuilt.
9599 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9600 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9601 * pa/pa-linux.h: New file.
9602 * pa/t-linux: New file.
9603 * pa/xm-linux.h: New file.
9605 * pa.c (hppa_legitimize_address): Change references from SImode to
9606 either Pmode or word_mode as appropriate.
9607 (emit_move_sequence, store_reg, load_reg): Likewise.
9608 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9609 (output_mul_insn): Likewise.
9610 * pa.h (PROMOTE_MODE): Likewise.
9611 (INITIALZE_TRAMPOLINE): Likewise.
9612 (Pmode): Define to word_mode.
9614 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9615 value of 4. Allocate 8 bytes for each FP register save.
9616 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9618 (hppa_expand_prologue): Likewise.
9619 * pa.h (PROMOTE_MODE): Likewise.
9620 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9621 (FUNCTION_ARG_BOUNDARY): Likewise.
9623 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9625 * pa.c (out_of_line_prologue_epilogue): Delete.
9626 (override_options): Remove -mspace related code.
9627 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9628 (compute_frame_size): Only allocate space for register that
9629 actually need to be saved.
9630 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9631 (TARGET_SWITCHES): Remove -mspace, -mno-space
9632 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9633 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9634 * pa/ee.asm, pa/ee_fp.asm: Delete.
9636 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9638 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9639 directive in column zero.
9641 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9643 * m68k.c (output_function_prologue): Fix computation of save mask
9644 when generating PIC code.
9646 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9648 * tree.c (build_type_attribute_variant): Move current_obstack restore
9649 after build_qualified_type call.
9651 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9653 * configure.in: Use t-iris6, even with GNU LD.
9654 * config/mips/iris6gld.h: Fix typo in linker spec.
9655 * config/mips/t-iris6gld: Remove.
9657 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9659 * rs6000.md (insv, extzv): Remove SImode dependence in named
9660 patterns. Explicitly generate DImode RTL if PowerPC64 and
9662 (insvdi): Reverse start and size in instruction template.
9664 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9666 * invoke.texi: Typo fixes.
9668 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9670 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9671 handle at this time instead of silently generating incorrect code.
9672 (gen_imagpart): Likewise.
9674 * reload.c (find_reloads): Emit a USE for a pseudo register without
9675 a hard register if we could not create an optional reload for the
9678 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9680 * c-typeck.c (output_init_element, process_init_element):
9681 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9682 check for nameless bit fields.
9684 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9686 * regclass.c (scan_one_insn): Notice subregs that change the
9687 size of their operand.
9688 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9690 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9692 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9693 * configure: Rebuilt.
9694 * alpha/t-ieee: New file.
9696 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9698 * rs6000.c (find_addr_reg): Do not select r0 as an address
9701 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9703 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9705 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9707 * rs6000.md (movsf): Do not force easy FP constants into memory.
9709 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9710 immed_double_const to ensure they are properly truncated then
9713 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9715 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9716 always unless NO_DEBUG is used. Compile this code
9718 (replace_symbols_in_block): Compile it unconditionally.
9720 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9722 * configure.in (i?86-*-elf*): New target.
9723 * configure: Rebuilt.
9724 * i386/i386elf.h, i386/t-i386elf: New files.
9726 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9728 * toplev.c (main): Don't complain about saying -gdwarf.
9729 (rest_of_compilation): Remove redundant code.
9731 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9733 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9735 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9737 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9738 "Li960R:", to avoid name clash.
9740 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9742 * loop.c (check_dbra_loop): When reversing a loop, delete all
9743 REG_EQUAL notes referencing the reversed biv except those which are
9744 for a giv based on it.
9746 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9748 * version.c: Drop "gcc-" prefix from version #.
9750 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9752 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9753 the label if we're being verbose.
9755 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
9757 * m68k.c (output_function_prologue): Add pic register to mask
9758 if live and flag_pic.
9759 (output_function_epilogue): Likewise.
9761 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
9763 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
9764 directives in column zero.
9766 * pa/elf.h (ASM_FILE_START): Define.
9767 * pa/som.h (ASM_FILE_START): Include .level directives.
9768 * pa/hpux10.h (ASM_FILE_START): Delete.
9769 * pa/hpux11.h (ASM_FILE_START): Delete.
9771 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
9773 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9775 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
9776 when reload_out equals reload_in.
9778 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
9780 * invoke.texi (Spec Files): New node: Describe the contents of
9783 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
9785 * invoke.texi (DEC Alpha Options): Put @end table at
9786 beginning of line, to avoid confusing texi2html.
9788 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
9790 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
9791 introduced in previous delta.
9793 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9795 * reload1.c (gen_reload): When synthesizing a 3 operand add
9796 sequence, improve test for when to reload OP1 into the reload
9797 register instead of OP0.
9799 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
9801 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
9803 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
9805 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
9808 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
9810 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
9811 (va_dcl): Use __builtin_va_alist_t.
9813 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
9815 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
9816 on the permanent_obstack.
9817 * dwarfout.c (output_type): Likewise.
9819 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
9821 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9822 Merged from c-typeck.c and cp/typeck.c.
9823 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9824 Merged into c-common.
9826 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
9828 * c-lex.c (errorcount): Declare it.
9829 (finish_parse): Update errorcount when using CPPLIB.
9831 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
9833 * fixinc/inclhack.def(end_else_label): Double the backslash so
9834 sed gets a chance to see it.
9835 * fixinc/inclhack.sh: regen
9836 * fixinc/fixincl.x: regen
9838 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
9840 Add framework to support armv5 architecture when it becomes
9843 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
9844 (arm_arch5): New variable.
9845 (all_architectures): Add armv5 line.
9846 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
9847 -march=armv5 is specified on the command line.
9848 (arm_arch5): Export this variable.
9849 * invoke.texi: Document new string accepted by -march= switch for
9852 * config/arm/arm.h: Replace use of constant 12 as a register
9853 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9854 * config/arm/arm.c: Replace use of constant 12 as a register
9855 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9857 * config/arm/elf.h: Tidy up.
9858 * config/arm/coff.h: Tidy up.
9860 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
9862 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
9863 * gcc/config/mips/t-iris6gld: New file.
9864 * gcc/config/mips/iris6gld.h: Likewise.
9866 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
9868 * c-decl.c (widest_integer_literal_type_node,
9869 widest_unsigned_literal_type) : New.
9870 (init_decl_processing): Handle/use the two new types.
9871 * c-common.c (type_for_size,type_for_mode) : Same.
9872 * c-lex.c (yylex) : Same.
9873 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9875 * c-tree.h (widest_integer_literal_type_node,
9876 widest_unsigned_literal_type) : New.
9878 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
9880 * dwarfout.c (field_byte_offset): Correctly compute the object's
9881 byte offset for the first bit of a field which crosses an alignment
9882 boundary on a !BYTES_BIG_ENDIAN target.
9884 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
9886 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
9889 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
9890 Jeff Law <law@cygnus.com>
9892 * ginclude/varargs.h (va_dcl): Use word_mode for type of
9895 * except.c: Include intl.h.
9896 (expand_eh_return): Set current_function_cannot_inline.
9897 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
9898 * function.h (struct function): Add eh_return_stub_label.
9899 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
9900 * Makefile.in (except.o): Depend on intl.h.
9902 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
9904 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
9905 same as offsettable in cases 1 and 2.
9907 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
9909 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
9910 (extlh, extwh): Likewise.
9912 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
9914 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
9916 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
9918 * configure.in: Add arm-pe and thumb-pe targets.
9919 * configure: Regenerate.
9921 * thumb.c (arm_naked_function_p): New function: Determines if
9922 a function is naked (has no gcc generated prologue/epilogue).
9923 (is_called_in_ARM_mode): Return true if the func has the
9924 interfacearm attribute.
9925 (output_return): Do not generate a return for naked functions.
9926 (thumb_function_prologue): Do not generate a prologue for
9928 (thumb_expand_prologue): Do not generate a prologue for naked
9930 (thumb_expand_epilogue): Do not generate an epilogue for naked
9932 (arm_valid_machine_decl_attribute): New function, copied from
9933 arm.c: Permit naked and interfacearm attributes.
9935 * config/arm/pe.c: New file: Support code for arm-pe target.
9936 * config/arm/pe.h: New file: Header file for arm-pe target.
9937 * config/arm/tpe.h: New file: Header file for thumb-pe target.
9938 * config/arm/t-thumb-pe: New file: Makefile fragment for
9941 1999-07-01 Mark Kettenis <kettenis@gnu.org>
9943 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
9944 -fPIC or -fpic is specified.
9946 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
9948 * expr.c (emit_block_move): Use copy_to_mode_reg for
9949 !TARGET_MEM_FUNCTIONS case too.
9951 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
9953 * configure: Rebuilt.
9954 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
9955 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
9956 definitions made redundant by dbxelf.h inclusion. Delete
9957 lots of definitions related to assembly output that are
9958 specific to the SOM object format.
9959 * pa.c (output_function_prologue): Do not emit the function's
9961 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
9962 * pa-pro.h: Deleted.
9963 * som.h: New file with SOM specific definitions.
9964 * elf.h: New file with ELF specific definitions.
9966 * elfos.h (const_section): Output a tab before assembler directives.
9967 (ctors_section, dtors_section): Likewise.
9968 (ASM_OUTPUT_SECTION_NAME): Likewise.
9970 * pa/pa1.h: Delete unused file.
9972 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
9974 * configure.in (hppa*-hp-hpux11*): New configuration.
9975 * configure: Rebuilt.
9976 * pa/pa-hpux11.h: New file.
9977 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
9980 * mips.md (leasi, leadi): New patterns.
9982 * expr.c (emit_block_move): Properly handle case where one of the
9983 block move arguments has a queued increment or decrement.
9984 (clear_storage): Similarly. Fix formatting goof.
9986 1999-06-28 "David O'Brien" <obrien@NUXI.com>
9988 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
9989 semicolon from the BSD VA_LIST replacement expression.
9991 * fixinc/inclhack.sh: regen
9992 * fixinc/fixincl.x: regen
9994 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
9995 now use the fixincl program.
9997 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
9999 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10000 case. Also make the PIC register call_used.
10002 * m68k.h (FINALIZE_PIC): Delete.
10003 * m68k.c (finalize_pic): Delete.
10005 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10007 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10010 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10012 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10014 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10016 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10018 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10020 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10022 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10024 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10026 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10028 * rs6000.c (output_toc): Always use hex values for floating-point
10029 constants. Store single-precision values in upper-half of TOC
10030 entry in 64-bit mode.
10031 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10032 to final constraints.
10033 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10034 (fctiwz): Improve accuracy of RTL for pattern.
10036 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10038 * expr.c (expand_expr): Allow RTL_EXPR's through the
10039 MAX_INTEGER_COMPUTATION_MODE checks.
10041 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10043 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10044 such that MASK_SUPPORT_ARCH is not negative.
10046 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10048 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10049 ADDR_DIFF_VEC insns that appear inside loops.
10051 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10052 Jeff Law <law@cygnus.com>
10054 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10055 Handle LO_SUM the same as offsettable in cases 1 and 2.
10056 * rs6000.c (find_addr_reg): Revert previous patch.
10058 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10060 * system.h (strstr): New external function declaration.
10061 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10062 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10063 * config.in, configure: Rebuilt.
10065 1999-06-24 Tom Tromey <tromey@cygnus.com>
10067 * gcc.c (main): Read user-specified specs files after computing
10068 additional startfile_prefixes.
10070 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10072 Revert these two patches:
10074 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10075 * loop.c (strength_reduce): When doing biv->giv conversion, update
10076 reg note of NEXT->insn.
10078 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10079 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10081 (recombine_givs): Set ix field after sorting.
10083 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10085 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10086 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10088 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10090 *fixinc/inclhack.def: Add fix development commentary
10091 (read_ret_type): reactivate and add selection clause
10092 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10093 *fixinc/{fixincl.x|inclhack.sh}: regen
10095 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10097 * expr.c (expand_expr): STRIP_NOPS before checking against
10098 MAX_INTEGER_COMPUTATION_MODE
10099 (check_max_integer_computation_mode): Likewise.
10101 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10103 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10105 1999-06-22 Jim Wilson <wilson@cygnus.com>
10107 * expr.c (store_expr): When target is a promoted subreg, return a
10108 promoted subreg as a result.
10110 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10112 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10114 (dwarf2out_define): Mark unused parameters appropriately.
10115 (gen_unspecified_parameters_die): Ditto.
10116 (gen_subprogram_die): Fix signed/unsigned warnings.
10117 (gen_variable_die): Ditto.
10119 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10121 * fixinc/inclhack.def(end_else_label): combined else_label
10122 and endif_label and fixed the sed expression.
10123 *fixinc/{fixincl.x|inclhack.sh}: regen
10125 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10127 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10128 'x' when handling non-offsettable addresses
10130 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10132 * final.c (shorten_branches): Don't try to split an insn that has
10135 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10137 * config/mips/mips.c (symbolic_expression_p): New function.
10138 (mips_select_rtx_section): Put symbolic expressions in the
10139 data section, not the read-only data section.
10141 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10143 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10145 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10147 * collect2.c (main): Log frame table count.
10148 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10149 (scan_prog_file) [COFF]: Handle frame tables.
10151 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10152 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10153 * alpha/elf.h: Undef them again.
10154 * alpha/vms.h: Remove their definitions.
10156 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10158 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10159 remove the clobber of r0 and change the REG_UNUSED note to
10162 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10164 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10165 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10166 fits in HOST_WIDE_INT and one uses union to access a long constant
10169 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10171 * sparc.c (sparc_override_options): Don't allow profiling for
10172 code models other than medlow.
10173 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10174 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10175 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10176 (sparc_block_profiler): Likewise.
10177 (sparc_function_block_profiler_exit): Likewise.
10178 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10179 (FUNCTION_BLOCK_PROFILER): Likewise.
10180 (BLOCK_PROFILER): Likewise.
10181 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10182 (MCOUNT_FUNCTION): New.
10183 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10184 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10185 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10186 (MCOUNT_FUNCTION): New.
10187 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10188 (BLOCK_PROFILER): Delete.
10189 (MCOUNT_FUNCTION): New.
10191 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10193 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10195 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10197 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10200 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10203 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10206 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10209 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10211 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10214 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10216 * i386/djgpp.h (LIB_SPEC): New.
10217 (STARTFILE_SPEC): New.
10219 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10221 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10223 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10226 * system.h (WSTOPSIG): New macro.
10228 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10230 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10232 (insert_pack_attributes): Take into account member natural
10235 * i386/winnt.c (exports_head): New static variable.
10236 (i386_pe_record_exported_symbol): New function.
10237 (i386_pe_asm_file_end): Use.
10238 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10239 symbols to be emitted at end of assembly.
10240 (ASM_DECLARE_OBJECT_NAME): Likewise.
10241 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10243 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10246 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10248 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10251 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10253 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10254 zapping reg_last_uses directly.
10255 (sched_analyze_2, sched_analyze_insn): Likewise.
10256 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10258 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10260 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10261 attributes for cases 1 and 2.
10263 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10265 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10268 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10270 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10272 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10274 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10275 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10276 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10277 must be stacked if it is used for PIC accesses.
10278 * arm.c (use_return_insn): Handle PIC register specially.
10279 (output_return_instruction): Likewise.
10280 (output_func_{prologue,epilogue}): Likewise.
10281 (output_expand_prologue): Likewise.
10283 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10284 (*strsi_predec): Renamed from *strqi_predec.
10285 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10286 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10288 * arm.c (arm_override_options): Remove warning about PIC code
10289 not being supported.
10291 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10293 * rs6000.c (find_addr_reg): New function.
10294 * rs6000.h (find_addr_reg): Declare.
10295 (offsettable_addr_operand): Delete.
10296 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10297 from and stores to GPRs.
10299 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10301 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10302 gen_sequence as argument to emit_no_conflict_block.
10304 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10306 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10307 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10308 *fixinc/fixincl.x: regen
10309 *fixinc/inclhack.sh: regen
10311 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10313 * added support for -mpcrel (PC relative addressing for m68k)
10314 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10315 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10316 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10317 (comments for general_src_operand): Add some explanation
10318 about EXTRA_CONSTRAINTS.
10319 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10320 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10321 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10322 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10323 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10324 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10325 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10326 if not already set.
10327 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10328 * m68k.h (TARGET_PCREL): New target flag.
10329 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10330 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10331 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10332 contains a SYMBOL_REF. Relax this constraint during reload, since
10333 we want to use the predicates, not reload's built-in concept of a
10334 valid memory address, to control what insns need reloading.
10335 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10336 operands (essentially 'g', 'm', and 's' under normal circumstances).
10337 * m68k.c (print_operand): Cause printing of pc-relative addresses
10338 to include pc register.
10339 (print_operand_address): Ditto.
10340 (general_src_operand): Accept operands that are not only
10341 general_operands, but are also valid when used as a pc-relative
10343 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10344 (memory_src_operand): Similar, for memory_operands.
10345 (pcrel_address): New predicate to accept the special case of a
10346 pc-relative address.
10347 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10348 QImode insns to accept *_src_operand instead of *_operand where
10349 pc-relative operands can fit. For example, a pc-relative operand
10350 can be used as a memory source operand for addsi3, but not as a
10351 memory destination.
10352 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10354 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10356 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10357 .thumb_set pseudo op to mark aliases of thumb functions.
10359 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10361 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10362 preference to ASM_OUTPUT_DEF, if it is defined.
10364 * tm.texi: Document new, optional target macro
10365 ASM_OUTPUT_DEF_FROM_DECLS.
10367 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10369 * fixincludes: ISCNTL patch
10370 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10371 (dgux_int_varargs): new for DG/UX
10372 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10374 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10376 * invoke.texi (ia32 options): Fix typo.
10378 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10380 * loop.c (strength_reduce): When doing biv->giv conversion, update
10381 reg note of NEXT->insn.
10383 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10385 * loop.c (move_movables): Note issues with replacing REGs with
10387 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10389 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10391 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10393 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10394 the reference to `mcount' was not correct for the ELF on FreeBSD.
10396 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10398 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10401 (recombine_givs): Set ix field after sorting.
10403 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10405 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10406 to safe to extract a subword out of a REG.
10408 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10410 * sh.md (mulsi3): Don't add a no-op move at the end.
10412 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10414 * cse.c (cse_insn): Don't put hard register source into tables for
10415 the last insn of a libcall.
10417 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10419 * loop.c (strength_reduce): Insert sets of derived givs at every
10420 biv increment, even if it's the only one.
10422 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10424 * dwarfout.c (add_incomplete_type): New fn.
10425 (output_type): Call it.
10426 (retry_incomplete_types): New fn.
10427 (dwarfout_finish): Call it.
10429 From Eric Raskin <ehr@listworks.com>:
10430 (output_type): Output types for bases.
10432 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10434 * mips.c (mips_output_conditional_branch): Add `break'
10435 between `default' label and `close braces'.
10437 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10439 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10440 specifications and make it realistic.
10441 (LIB_SPEC): Likewise.
10443 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10445 * config/mips/mips.c (mips_secondary_reload_class): Check for
10446 (PLUS (SP) (REG)) and return appropriate register class.
10447 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10448 Handle (PLUS (SP) (REG)).
10449 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10450 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10451 of emit_insn for tablejump.
10453 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10455 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10456 asm_fprintf format string by itself.
10457 (output_function_profiler): Likewise.
10459 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10461 * combine.c (simplify_logical, case AND): Only call
10462 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10463 or the constant is positive.
10465 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10467 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10468 * configure: Regenerate.
10470 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10472 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10473 require a sub-version #.
10474 * configure: Rebuilt.
10476 1999-06-14 Robert Lipe (robertlipe@usa.net)
10478 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10480 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10482 * c-typeck.c (process_init_element): Detect excess elements in
10483 char array initializer.
10485 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10487 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10489 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10491 * invoke.texi (Option Summary): Add -fpermissive flag.
10493 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10495 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10496 that require PIC code sequences.
10498 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10500 * configure.in: Add new target: thumb-elf.
10501 * configure: Regenerate.
10502 * config/arm/t-thumb-elf: New file: Makefile fragment for
10504 * config/arm/telf.h: New file: Header file for thumb-elf
10507 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10509 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10510 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10511 initializers is some circumstances.
10513 * fixinc/inclhack.def (endif_label): Add additional selector for
10514 more bogus stuff after #endif statements.
10515 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10517 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10519 * i386/cygwin.h (SET_ASM_OP): Define.
10521 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10523 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10525 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10527 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10530 * sh.md (ic_invalidate_line_i): Remove second alternative.
10532 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10534 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10535 test for the presence of valid prototypes. Delete bypass expr.
10536 (ioctl_fix_ctrl): Correct the selection expression.
10537 (no_double_slash): Correct quoting rules
10538 *fixinc/fixincl.x: regen
10539 *fixinc/inclhack.sh: regen
10541 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10543 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10545 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10547 * rs6000.md (movsi_got_internal_mem): Delete.
10548 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10549 (GOT_TOC_REGNUM): Delete.
10550 (PIC_OFFSET_TABLE_REGNUM): Define.
10551 (FINALIZE_PIC): Disable.
10552 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10553 (rs6000_replace_regno): Delete.
10554 (rs6000_finalize_pic): Likewise.
10555 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10557 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10559 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10560 is a note; use <= for the compare; advance P while it is
10563 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10565 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10566 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10568 * varasm.c (remove_from_pending_weak_list): Verify t->name
10569 is non-NULL before passing it to strcmp.
10571 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10573 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10574 the typed arguments are not part of a comment
10575 (ioctl_fix_ctrl): Added a purpose comment
10576 *fixinc/fixincl.x: regenerate
10577 *fixinc/inclhack.sh: regenerate
10579 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10581 * invoke.texi: Add C4x invocation docs.
10583 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10585 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10587 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10589 (c4x_legitimize_reload_address): New function.
10590 * config/c4x/c4x.md: Update docs.
10592 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10594 * fixincludes: Avoid removing '.'.
10595 * fixinc/fixinc.svr4: Likewise.
10596 * fixinc/fixinc.winnt: Likewise.
10597 * fixinc/inclhack.tpl: Likewise.
10598 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10600 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10602 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10604 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10606 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10608 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10611 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10613 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10614 * configure: Regenerate.
10616 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10618 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10621 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10623 * fixinc/inclhack.def (avoid_bool): Also catch
10624 "typedef [unsigned] int bool".
10625 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10627 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10628 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10629 * configure: Rebuilt.
10631 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10633 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10634 such that we can override its definitions if necessary.
10635 (CPP_SPEC): New define. Support processor specific predefines via
10637 (CC1_SPEC): New define. Support processor specific compiler
10638 options via %(cc1_cpu).
10639 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10642 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10644 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10645 between sed's -e flag, and the open-quote following it.
10646 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10648 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10649 Jeffrey A Law (law@cygnus.com)
10651 * varasm.c (assemble_start_function): Remove the function
10652 from the pending weak decls list when we define a function.
10653 (assemble_variable): Similarly for variables.
10654 (weak_finish): Ignore items on the list with a NULL name.
10655 (remove_from_ending_weak_list); New function to "remove" an item
10656 from the pending weak declarations list.
10658 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10660 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10662 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10664 * c-lex.c (GETC): Redefine to call getch.
10665 (UNGETC): Redefine to call put_back.
10666 (putback_buffer): New structure type.
10667 (putback): New static structure.
10668 (getch): New function.
10669 (put_back): New function.
10670 (yylex): Replace unused bytes from bad multibyte character.
10672 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10674 * cpplib.c (do_define): Cast `alloca' return value.
10675 (do_include, do_undef, do_pragma): Likewise.
10676 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10678 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10679 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10681 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10683 * sparc.md (abstf2): This should be an expand.
10684 (split after abstf2_notv9): Fix mode.
10685 (abstf2_hq_v9): New pattern.
10686 (abstf2_v9): Only use when no hard quad.
10687 (absdf2_v9): Fix if target is not the same as source.
10688 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10689 Add correct output constraints.
10691 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10693 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10694 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10696 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10698 * mips.h (mips_output_conditional_branch): New function.
10699 (mips_adjust_insn_length): Likewise.
10700 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10701 (ADJUST_INSN_LENGTH): Likewise.
10702 * mips.c (print_operand): Add `F' and `W' for floating-point
10703 comparison opcodes.
10704 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10706 (mips_adjust_insn_length): New function.
10707 (mips_output_conditional_branch): New function.
10708 * mips.md (length): Adjust attribute definition to handle
10709 conditional branches. Change lengths to bytes, rather than
10710 instructions throughout. Remove length attribute from
10711 instructions whose length is four bytes, and rely on the default
10713 (dslot): Fix typo in comment.
10714 Reword conditional branch patterns to use
10715 mips_output_conditional_branch.
10717 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10719 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10720 (LIB_SPEC): Likewise.
10721 Link with -lprof1_r for -g/-pg.
10723 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10725 * loop.c (check_dbra_loop): Fix change of Jan 19.
10727 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10729 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10730 (STARTFILE_SPEC): Define, override the svr4.h version.
10731 (ENDFILE_SPEC): Likewise.
10733 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10735 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10736 * fixinc/fixincl.x: Regenerated.
10737 * fixinc/inclhack.sh: Regenerated.
10739 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10741 * sh.c (barrier_align): Don't return early for normal branch/barrier
10742 when optimizing for SH2.
10744 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10746 * i386/udk.h (LINK_SPEC): Correct linker search path for
10749 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10751 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10752 (braf_label_ref_operand): Delete.
10753 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10754 * sh.md (casesi_jump_2): Operand1 is now the inside of a
10755 label_ref, and has no predicate.
10756 The patten has a predicate to guard against invalid substitutions.
10757 (dummy_jump): Delete.
10758 (casesi): Update use of casesi_jump_2.
10760 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10762 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
10763 *fixinc/fixincl.x: regenerate
10764 *fixinc/inclhack.sh: regenerate
10766 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
10768 * dwarf2out.c (add_incomplete_type): New fn.
10769 (gen_struct_or_union_type_die): Call it.
10770 (retry_incomplete_types): New fn.
10771 (dwarf2out_finish): Call it.
10773 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
10775 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
10776 current block starts with a CODE_LABEL and ends with a CALL and
10777 we can not find all the argument setup instructions for the CALL.
10779 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
10781 Revert this change:
10782 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10783 something is a candidate for optimize_bit_field_compare.
10785 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10787 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
10789 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
10791 * alpha.c (override_options): Thinko in last patch.
10793 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
10794 (LIB_SPEC): Recognize -pthread.
10796 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
10798 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
10799 definition in config/arm/coff.h
10800 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
10802 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10804 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
10805 fixes that need "file=xxx\n" prepended before invocation
10806 (start_fixer - new): starting the fixer process is complex enough
10807 to warrent its own routine. It prepends the "file=xxx\n" stuff.
10808 (process): uses the new routine; omit usage of putenv()
10809 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
10810 * fixinc/fixincl.x: regenerate
10812 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
10814 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
10815 and version #s (1.1 -> 2.96) as needed.
10816 * README.g77: Kill way out of date file in the toplevel directory.
10818 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
10820 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
10821 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
10822 * configure: Rebuilt.
10823 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
10824 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
10825 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
10826 (SWITCH_TAKES_ARG): Likewise.
10827 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
10828 * config/t-freebsd: Moved from config/i386/ so it can used for all
10831 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
10833 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
10835 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
10837 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
10838 * configure: Rebuilt.
10840 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
10842 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
10843 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
10844 * rs6000/rs6000.c (rs6000_file_start): Use putc.
10845 (rs6000_output_load_toc_table): Same.
10846 (output_prolog, output_mi_thunk): Same.
10847 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
10848 (ASM_GLOBALIZE_LABEL): Use putc.
10850 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
10852 * alpha.md (reload_*_help): New patterns and splitters.
10853 (reload_*): Use them.
10854 (mov[qh]i): Likewise.
10856 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
10858 * cccp.c (handle_directive): Handle backslash-newlines in quoted
10861 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
10863 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
10865 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
10867 * flow.c (mark_regs_live_at_end, insn_dead_p,
10868 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
10869 and HARD_FRAME_POINTER_REGNUM special treatment if reload
10870 hasn't run or the frame pointer is needed.
10871 * haifa-sched.c (attach_deaths): Likewise.
10872 * sched.c (attach_deaths): Likewise.
10874 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
10876 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
10877 calculate_can_reach_end returns nonzero.
10879 * configure.in (native gas tests): Search for an assembler in the
10880 same manner that the installed compiler will.
10881 * configure: Rebuilt.
10882 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
10884 * alias.c (find_base_term): Improve handling of addresses
10885 constructed from binary operations.
10887 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
10889 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
10891 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
10893 * function.h (cleanup_label, frame_offset): Declare.
10894 (tail_recursion_label, tail_recursion_reentry): Likewise.
10895 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10896 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
10897 (tail_recursion_label, tail_recursion_reentry): Likewise.
10898 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10900 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
10902 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
10904 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
10905 (MAX_OFILE_ALIGNMENT): Define.
10907 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
10909 * fixincl.c: Replace local include scheme with #includes of
10910 gansidecl.h and system.h.
10911 * procopen.c: Likewise.
10912 * server.c: Likewise.
10914 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
10916 * i386/t-dgux (EXTRA_PARTS): Add crti.o
10917 (crti.o): Add build rule and dependencies.
10918 * fixinc/fixinc.dgux: Use modified _int_varargs.h
10920 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10922 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
10923 (LIB_LINUX_SPEC): Likewise.
10924 (LIB_LINUX_SPEC): Add support for -pthread
10925 (CPP_OS_LINUX_SPEC): Likewise.
10926 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
10929 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
10931 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
10933 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
10934 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
10935 for IEEE math and CC_FCOMI.
10936 (put_jump_code): No IEEE if CC_FCOMI is set.
10938 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10940 * fold-const.c (fold_truthop): Make the field reference unsigned
10941 when converting a single bit compare.
10943 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10945 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
10947 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
10949 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
10950 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
10953 * reload.c (push_reload): Do not call remove_address_replacements
10954 when presented with identical optional reloads.
10956 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
10958 * alpha.h (MASK_FIX, TARGET_FIX): New.
10959 (MASK_*): Reorganize constants.
10960 (CPP_AM_FIX_SPEC): New.
10961 (TARGET_SWITCHES): Add FIX.
10962 (EXTRA_SPECS): Likewise.
10963 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
10964 (SECONDARY_MEMORY_NEEDED): Likewise.
10965 (REGISTER_MOVE_COST): Likewise.
10966 * alpha.c (override_options): Add FIX support. Always use
10967 ALPHA_TP_PROG for ev6.
10968 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
10969 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
10970 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
10972 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
10974 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10975 something is a candidate for optimize_bit_field_compare.
10977 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
10979 * gcc.texi (Passes): Document branch-shortening.
10980 * invoke.texi (Debugging Options): Document the fact that `-dp'
10981 outputs length information for instructions.
10983 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
10985 * flow.c: Revert previous delta.
10987 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
10989 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
10990 FRAME_POINTER_REGNUM.
10991 (mark_set_1): Ditto.
10992 (mark_used_regs): Ditto.
10994 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
10996 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
10997 (GOT_PCREL): New macro. Define to 1 if not already defined.
10998 * arm/elf.h (GOT_PCREL): Define to 0.
10999 * arm.c (arm_finalize_pic): Take into account the setting of
11002 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11004 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11005 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11007 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11008 store elimination candidates.
11010 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11012 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11015 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11017 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11018 Add use of x-aix41-gld.
11020 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11022 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11023 (ASM_OUTPUT_DESTRUCTOR): Define.
11025 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11027 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11028 last CODE_LABEL in a loop if we have previously passed a jump
11029 to the top of the loop.
11031 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11033 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11034 applying Philip's patch.
11036 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11038 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11041 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11043 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11045 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11047 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11048 Also remove a useless comment.
11050 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11052 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11054 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11056 * collect2.c (main): Only generate import or export file and add
11057 to link arguments if non-empty. Use xmalloc not alloca.
11058 (write_{export,import}_file): Delete.
11059 (write_aix_file): New function.
11060 (locatelib): Use xmalloc not malloc.
11061 (GCC_OK_SYMBOL): Do not check type if aix64.
11063 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11065 Based on patch by Scott Bambrough and Pat Beirne:
11066 * config/arm/arm.c (making_const_table): New variable.
11067 * config/arm/arm.h (making_const_table): Declare.
11068 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11070 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11071 Keep track of when we are building the constant table.
11073 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11075 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11078 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11080 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11083 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11085 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11088 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11090 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11092 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11094 * rs6000.c (output_mi_thunk): Enable full support again.
11096 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11098 * sh.h (BRANCH_COST): Define.
11100 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11102 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11104 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11106 * function.c (assign_stack_local): Align stack slot propertly.
11107 (assign_outer_stack_local): Likewise.
11109 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11111 * expr.h (lang_expand_constant): Declare.
11112 * toplev.c (lang_expand_constant): Define it.
11113 * varasm.c (output_constant): Use it.
11115 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11117 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11118 Change function definitions to K&R style.
11120 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11122 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11124 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11126 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11127 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11128 (several places): omit static initialization
11129 (process): use single fd, since only the read fd is used
11130 * fixinc/gnu-regex.c: define 'const' away, if not supported
11131 * fixinc/procopen.c(several places): omit static initialization
11132 * fixinc/server.c: define 'volitile' away, if not supported
11134 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11136 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11137 asm_fprintf and %L to generate the label name.
11138 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11139 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11141 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11143 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11144 insn for a conditional jump can not be found.
11146 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11148 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11149 on variables in specific sections other than .sbss and .sdata.
11151 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11153 * stmt.c (expand_return): Call start_cleanup_deferral and
11154 end_cleanup_deferral around conditional code.
11156 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11158 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11159 filename lists. Utilizes new "krstr" AutoGen function.
11160 * fixinc/fixincl.x: Rebuilt.
11162 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11164 * i386.c (output_float_compare): Avoid GNU-C extensions.
11166 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11168 * version.c: Bump to distinguish mainline tree from the
11171 See ChangeLog.1 for earlier changes.
11174 add-log-time-format: current-time-string