1 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
3 * config/arm/thumb.c (thumb_expand_prologue): Add comments
4 explaining what is goin on in this function.
6 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8 * regclass.c (record_reg_classes): In matching case, recompute
9 costs since the direction of movement is different.
11 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
13 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
14 (DIV_ROUND_UP): Robustify.
15 (ggc_recalculate_in_use_p): New function.
16 (release_pages): Don't inline it.
17 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
19 (ggc_pop_context): Use ggc_recalculate_in_use_p.
20 (clear_marks): Always save in_use_p.
21 (sweep_pages): Use ggc_recalculate_in_use_p.
22 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
23 Release pages before counting statistics.
25 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
27 * toplev.c (rest_of_compilation): Fix thinko in this change:
29 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
31 (rest_of_compilation): If inside an inlined external function,
32 pretend we are just being declared.
34 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
36 * flow.c (calculate_global_regs_live): Fix thinko.
38 * integrate.c (expand_inline_function): Fix bugs in previous
39 change from Oct 28, 1999.
41 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
43 * stmt.c (expand_value_return): Fix typo in this change:
45 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
46 (expand_value_return): Correctly convert VAL when promoting function
47 return; support RETURN_REG being a PARALLEL.
49 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
51 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
53 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
55 * hard-reg-set.h (reg_names): Constify a char*.
57 * regclass.c (reg_names): Likewise.
59 * regs.h (reg_names): Likewise
61 * a29k/a29k.c (reg_names): Delete declaration.
63 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
65 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
66 arc_output_function_epilogue): Likewise.
68 * elxsi/elxsi.c (reg_names): Likewise.
70 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
72 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
75 * m88k/m88k.c (output_function_profiler): Likewise.
77 * sparc/sparc.c (sparc_flat_output_function_prologue,
78 sparc_flat_output_function_epilogue): Likewise.
80 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
82 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
83 warning from -Wuninitialized and put it under -W.
84 * function.c (uninitialized_vars_warning): Warn only when the
85 corresponding flag is set.
87 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
89 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
90 is nonzero and the single set does not have an elt, then assign
93 * simplify-rtx.c: New file.
94 * Makefile.in (OBJS): Add simplify-rtx.o
95 (simplify-rtx.o): Add dependencies.
96 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
97 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
98 (cse_gen_binary, simplify_unary_operation): Delete.
99 (simplify_binary_operation, simplify_plus_minus): Likewise.
100 (check_fold_consts, simplify_relation_operation): Likewise.
101 (simplify_ternary_operation): Likewise.
102 (delete_trivially_dead_insns): Simplify the contents of the
103 REG_EQUAL note before trying to substitute it into the source
104 of the reg-reg copy at the end of a libcall sequence.
106 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
107 references/callers changed.
109 * mn10200.c (mn10200_va_arg): Force the return value into a
112 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
114 * cccp.c (macroexpand): Avoid out of range accesses for omitted
117 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
119 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
121 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
123 * fold-const.c (fold): Fix thinko when optimizing comparisons
126 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
128 * gcc.texi (Passes): Update front-end files to their current
131 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
133 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
134 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
135 (PREDICATE_CODES): Add addition_operation.
136 * alpha-protos.h (addition_operation): Declare.
137 (secondary_reload_class): Likewise.
138 * alpha.c (addition_operation): New.
139 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
140 * alpha.md (adddi3): Turn into expander.
141 (*lda, *adddi_2): New.
142 (movsf, movdf patterns): Don't preference integer regs.
143 (movsi, movdi patterns): Don't preference fp regs.
145 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
147 * genrecog.c (write_switch): Check for duplicate CODE cases.
149 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
151 * ggc-common.c: Update pre-function commentary.
152 * ggc-page.c: Likewise.
154 (poison_pages): Use memset directly.
155 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
156 (ggc_collect): Poison before sweeping.
157 * ggc-simple.c: Update pre-function commentary.
158 (ggc_alloc_obj): Poison non-zeroed memory.
160 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
162 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
163 match format string, even on 64-bit hosts.
164 * gcc-page.c (ggc_page_print_statistics): Likewise.
166 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
168 * config/i386/i386.c (ix86_cpu): Revert last patch.
169 * config/i386/i386.h (ix86_cpu): Ditto.
171 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
173 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
174 TYPE_SIZE, convert type of result to sizetype.
176 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
178 * flow.c (count_or_remove_death_notes): Equate NULL with the
181 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
182 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
185 * i386.c (pic_label_no): Delete.
186 (ix86_attr_length_default): Don't use single_set to peek
189 * recog.c (peephole2_optimize): Allow recog_next_insn to index
190 the first insn after bb->end.
191 * i386.md (push mem peeps): Scratch is live after evaluation
193 (cmp mem peep): Similarly.
195 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
197 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
198 * function.c (pad_to_arg_alignment): Add missing braces.
200 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
202 * alpha/alpha-protos.h (literal_section): Add prototype.
203 (alpha_need_linkage, alpha_start_function,alpha_end_function):
206 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
208 (alpha_start_function, alpha_end_function, float_strings,
209 alpha_need_linkage): Constify a char*
211 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
213 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
215 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
217 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
219 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
221 * flow.c (debug_flow_info): Add prototype.
223 * gcc.c (main): Likewise.
225 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
228 * reload1.c (failed_reload, set_reload_reg): Likewise.
230 * mips-tfile.c (main): Likewise.
231 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
232 with ATTRIBUTE_NORETURN.
234 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
236 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
237 DECL is not a memory ref.
239 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
241 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
242 * config/i386/i386.c (ix86_cpu): Add extern attribute.
244 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
246 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
247 * config/mips/elf64.h: ditto.
249 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
251 * expr.c (emit_push_insn): New argument alignment_pad.
252 Update all callers. Adjust stack pointer based on alignment pad.
253 * function.c (pad_to_arg_alignment): New argument alignment_pad.
254 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
255 (locate_and_pad_parm): New argument alignment_pad. Update all
257 * expr.h (emit_push_insn): Update prototype.
258 (locate_and_pad_parm): Update prototype.
259 * calls.c (arg_data): Add new field alignment_pad.
260 (initialize_argument_information): Initialize alignment_pad.
262 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
264 * except.c (free_eh_nesting_info): Free the info itself.
265 * function.c (free_after_compilation): Don't free NULL.
266 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
267 (pre_edge_insert): Free inserted.
268 * stmt.c (free_stmt_status): Don't free NULL.
270 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
272 * gcov.c (DIR_SEPARATOR): Provide default.
273 (output_data): Add test for MS-DOS format absolute filename.
274 (fancy_abort): Correct program name.
275 (open_files): Open all files in binary mode.
276 * libgcc2.c (__bb_exit_func): Likewise.
278 * profile.c (init_branch_prob): Specify binary when opening files.
280 * flags.h (flag_unwind_tables): New decl.
281 * toplev.c (flag_unwind_table): New definition.
282 (f_options): Add -funwind-tables.
283 (decode_g_option): Clarify warning when unknown -g option is given.
284 (rest_of_compilation): If inside an inlined external function,
285 pretend we are just being declared.
287 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
288 (dwarf2out_frame_finish): Likewise.
290 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
292 * fold-const.c (merge_ranges): In not in0, but in1, handle
293 upper bounds equal like subset case.
295 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
297 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
298 passed in a register but moved to the stack.
300 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
302 * gcc.c (pass_exit_codes, greatest_status): New variables.
303 (struct option_map): Add entry for "--pass-exit-codes".
304 (execute): Update greatest_status if error.
305 (display_help): Add documentation for -pass-exit-codes.
306 (process_command): Handle -pass-exit-codes.
307 (main): Look at pass_exit_codes and greatest_status on call to exit.
309 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
311 * reload.c (find_reloads): Refine test for no input reload
312 case to not includes reloads emitted after insn.
314 * function.c (find_temp_slots_from_address): Handle sum involving
315 a register that points to a temp slot.
316 (update_temp_slot_address): Make recursive call if both old and
317 new are PLUS with a common operand.
318 * calls.c (expand_call): Mark temp slot for result as having
321 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
323 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
324 component as well as "BINUTILS".
326 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
327 * integrate.c (copy_rtx_and_substitute): Likewise.
328 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
330 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
332 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
333 gdb extensions, write size of type; also be more consistent
334 in using references when this is a subtype.
336 * pa.md (extv, extzv, insv): Use define_expand to reject constant
337 that is out of range.
339 * loop.c (unknown_constant_address_altered): New variable.
340 (prescan_loop): Initialize it.
341 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
342 (invariant_p, case MEM): Remove handling for volatile and readony;
343 check new variable if readonly.
344 (check_dbra_loop): Chdeck unknown_constant_address_altered.
346 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
347 (addr_affects_sp_p): Removed from note_mem_written and only
348 define #ifdef AUTO_INC_DEC.
350 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
352 * regclass.c (record_reg_classes): Properly handle register move
355 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
356 Don't think valid if both operands are invalid.
357 (struct constant_descriptor): New field RTL.
358 (mark_const_hash_entry): Mark it.
359 (record_constant{,_rtx}): Initialize it.
360 (output_constant_def): Allocate RTL in permanent obstack and
362 ({record,compare}_constant_1): Modes must match for
363 CONSTRUCTOR of ARRAY_TYPE.
365 * c-common.h (initializer_constant_valid_p): Delete decl from here.
366 * output.h (initializer_constant_valid_p): Move decl to here.
367 * c-common.c (initializer_constant_valid_p): Delete function from here.
368 * varasm.c (initializer_constant_valid_p): Move function to here.
370 * tree.h (STRIP_SIGN_NOPS): New macro.
371 * fold-const.c (optimize_minmax_comparison): New function.
372 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
373 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
374 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
375 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
376 widening conversions.
377 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
378 to look at size of mode, not precision of type; also add missing cases.
379 (optimize_bit_field_compare, decode_field_reference): Don't try to
380 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
382 * dwarf2out.c (ctype.h): Include.
383 (dwarf2out_set_demangle_name_func): New function.
384 (size_of_line_info): Deleted.
385 (output_line_info): Compute size of line info table from difference
387 (base_type_die, add_name_attribute): Call demangle function, if any.
388 (field_byte_offset): Use bits per word for variable length fields.
389 (gen_array_type_die): Add array name.
390 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
391 (dwarf2out_add_library_unit_info): New function.
393 * explow.c (set_stack_check_libfunc): New function.
394 (stack_check_libfunc): New static variable.
395 (probe_stack_range): Allow front-end to set up a libfunc to call.
397 * combine.c (simplify_comparison): When making comparison in wider
398 mode, check for having commuted an AND and a SUBREG.
399 (contains_muldiv): New function.
400 (try_combine): Call it when dividing a PARALLEL.
401 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
402 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
404 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
405 use one of the CLOBBERs instead.
406 (if_then_else_cond): If comparing against zero, just return thing
409 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
410 Don't generate shifts and subtract if have conditional arithmetic.
412 * rtl.h (delete_barrier): New declaration.
413 * jump.c (jump_optimize): Set up to handle conditional call.
414 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
415 (delete_barrier): New function.
417 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
419 * recog.c (nonmemory_operand): Accept ADDRESSOF.
421 * tree.c (build_type_attribute_variant): Push to obstack of
422 ttype around type_hash_canon call.
424 * expr.c (placeholder_list): Move decl to file scope.
425 (expand_expr): Don't force access to volatile just because its
427 If ignoring reference operations, just expand the operands.
428 (expand_expr, case COMPONENT_REF): Propagate
429 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
430 Refine test for using bitfield operations vs pointer punning.
431 (expand_expr, case CONVERT_EXPR): If converting to
432 BLKmode UNION_TYPE from BLKmode, just return inner object.
433 Use proper mode in store_field call.
434 Properly set sizes of object to store and total size in store_field
435 call for convert to union.
436 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
437 memory (like for ADDR_EXPR). Also, don't put constant in register if
438 we'll want it in memory.
439 (readonly_fields_p): New function.
440 (expand_expr, case INDIRECT_REF): Call it if LHS.
441 (expand_assignment): Handle a RESULT_DECL where
442 DECL_RTL is a PARALLEL.
443 (do_jump, case WITH_RECORD_EXPR): New case.
444 (get_inner_reference): Always go inside a CONVERT_EXPR
445 and NOP_EXPR if both modes are the same.
446 (store_field): Use bitfield operations if size of bitsize is not same
447 as size of RHS's type.
448 Check for bitpos not a multiple of alignment in BLKmode case.
449 Do block move in largest possible alignment.
450 (store_constructor): Set BITSIZE to -1 for variable size and properly
451 in case of array of BLKmode.
452 (expand_expr_unaligned): New function.
453 (do_compare_and_jump): Call it.
455 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
456 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
457 does not include 'o'.
459 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
460 both SET_DEST and SET_SRC reference a virtual register.
461 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
463 * integrate.c (expand_inline_function): Handle case of setting
464 virtual stack vars register (from built in setjmp); when parameter
465 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
466 (subst_constant): Add new parm, MEMONLY.
467 (expand_inline_function, integrate_parm_decls): Pass new parm.
468 (integrate_decl_tree): Likewise.
469 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
470 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
471 (copy_rtx_and_substitute, case SET): Add explicit calls to
472 copy_rtx_and_substitute for both sides.
474 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
476 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
477 within INDEX_TYPE, instead of before.
478 (fixup_gotos): Use f->target_rtl, not the next insn,
479 since latter may be from a later fixup.
480 (expand_value_return): Correctly convert VAL when promoting function
481 return; support RETURN_REG being a PARALLEL.
482 (expand_return): When checking for result in regs and having
483 cleanup, consider PARALLEL in DECL_RTL as being in regs.
485 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
487 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
488 last_nominal_fname): Mark const.
489 (struct include_hash: name, nshort, control_macro): Mark
491 (struct macrodef: symnam): Mark const.
492 (struct if_stack: fname): Mark const.
493 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
494 (IStable): New character-syntax array which encompasses all
495 the old is_foo arrays.
496 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
497 is_space): New macros for interrogating IStable.
498 (check_macro_name): Kill last argument. All callers changed.
500 * cppinit.c (initialize_char_syntax): Delete.
501 (is_idchar, is_idstart, is_hor_space, is_space,
502 trigraph_table): Delete.
503 (IStable): New. Initialize with clever macros to avoid
504 information duplication.
505 (builtin_array): Table of builtins to get rid of explicit list
506 in initialize_builtins.
507 (initialize_builtins): Use builtins_array.
508 (cpp_start_read): Call init_IStable, and set IStable['$'] if
509 opts->dollars_in_ident.
511 * cppexp.c: Change all refs to is_xyz[] arrays to use new
513 (cpp_parse_expr): Avoid 'format string is not constant'
514 warning. Use ISGRAPH to identify printable chars.
515 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
517 (read_and_prescan): Map trigraphs to chars with open-coded
518 if-else-if-... sequence, not a lookup table.
519 * cpphash.c: Change all refs to is_xyz[] arrays to use new
521 * cpplib.c: Change all refs to is_xyz[] arrays to use new
522 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
523 (check_macro_name): Remove ability to report an invalid
524 assertion name, which is never used.
525 (do_line): Constify a couple of char *'s.
526 * cppmain.c (main): Call cpp_cleanup before returning.
528 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
530 * ggc.h (struct ggc_statistics): New type.
531 (ggc_get_size): New function.
532 (ggc_print_statistics): Likewise.
533 * ggc-common.c (ggc_stats): New variable.
534 (ggc_mark_rtx_children): Keep statistics.
535 (ggc_mark_tree_children): Likewise.
536 (ggc_print_statistics): New function.
537 * ggc-page.c (struct globals): Add bytes_mapped field.
538 (alloc_anon): Update it.
539 (release_pages): Likewise.
540 (ggc_get_size): New function.
541 (ggc_page_print_statistics): New function.
542 * ggc-simple.c (ggc_get_size): New function.
544 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
546 * flow.c (propagate_block): When the last reference to a label
547 before an ADDR_VEC is deleted because the reference is a dead
548 store, delete the ADDR_VEC.
550 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
552 * resource.c (find_free_register): Don't use the frame pointer
553 if frame_pointer_needed.
555 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
557 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
558 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
560 * config/i960/i960.c (i960_va_start): New locals base, num.
561 Use INDIRECT_REF instead of ARRAY_REF on valist.
562 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
564 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
566 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
568 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
570 * tree.def (PLACEHOLDER_EXPR): Update comments.
572 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
574 * c-common.c (check_format_info): Avoid non-literal format string
575 warnings when `first_arg_num' is zero.
577 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
579 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
581 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
583 * arm.md (casesi_insn): Add a clobber of the condition code
586 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
588 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
589 used by both cc1 and cc1plus.
591 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
593 * config/arm/arm.c: Initialise arm_structure_size_boundary to
594 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
595 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
596 to the value 32 if it has not already been defined.
597 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
598 Override definition in arm.h with a value of 8.
600 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
602 * c-pragma.c (push_alignment): Don't check the return value
605 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
607 * sparc.h (ADJUST_COST): Fix thinko.
609 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
611 * cccp.c (rescan): Fixed obp pointer handling around call to
612 check_expand subroutine.
614 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
616 * gcse.c (delete_null_pointer_checks): Only record non-null info
617 for pseudos when examining stores.
619 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
620 splitters for these patterns. Use "#" for output templates.
621 (addsi3_carryin_shift): New pattern.
623 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
625 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
626 of the function return register into a plain REG until
627 after function inlining is done.
629 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
631 * jump.c (jump_optimize_1): If we did cross-jumping, and
632 the data will matter, rebuild the CFG.
633 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
634 not optimizing. Don't run shorten_branches.
635 * toplev.c (rest_of_compilation): Run shorten_branches after
638 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
640 * rtl.h (note_stores): Add additional paramter.
641 * rtlanal.c (reg_set_p_1): Take additional paramter.
642 (reg_set_last_1): Likewise.
643 (reg_set_p): Adjust call to note_stores.
644 (reg_set_last): Likewise.
645 (note_stores): Pass data parameter to worker function.
646 * alias.c (record_set): Take additional parameter.
647 (init_alias_analysis): Pass it.
648 * caller-save.c (mark_set_regs): Take additional parameter.
649 (save_call_clobbered_regs): Pass NULL to note_stores.
650 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
652 (record_dead_and_set_regs_1): Likewise.
653 (reg_dead_at_p_1): Likewise.
654 (combine_instructions): Adjust calls to note_stores.
655 (try_combine): Likewise.
656 (record_dead_insn): Remove.
657 (record_dead_and_set_regs): Adjust calls to note_stores.
658 (reg_dead_at_p): Likewise.
659 * cse.c (invalidate_skipped_set): Take additional parameter.
660 (cse_check_loop_start): Likewise.
661 (cse_check_loop_start_value): Remove.
662 (cse_set_around_loop): Adjust calls to note_stores.
663 * flow.c (notice_stack_pointer_modification): Take additional
664 parameter. Remove duplicate declaration.
665 (record_volatile_insns): Adjust calls to note_stores.
666 * gcse.c (record_set_info): Take additional parameter.
667 (record_last_set_info): Likewise.
668 (invalidate_nonnull_info): Likewise.
669 (record_set_insn): Remove.
670 (compute_sets): Adjust calls to note_stores.
671 (last_set_insn): Remove.
672 (compute_hash_table): Adjust calls to note_stores.
673 (insert_insn_end_bb): Likewise.
674 (delete_null_pointer_checks): Likewise.
675 * global.c (mark_reg_store): Take additional parameter.
676 (mark_reg_clobber): Likewise.
677 (reg_becomes_live): Likewise.
678 (global_conflicts): Adjust calls to note_stores.
679 (build_insn_chain): Likewise.
680 * integrate.c (note_modified_parmregs): Take additional parameter.
681 (mark_stores): Likewise. Make it static.
682 (save_for_inline_nocopy): Adjust calls to note_stores.
683 (try_constants): Likewise.
684 * integrate.h (mark_stores): Remove declaration.
685 * jump.c (mark_modified_reg): Take additional parameter.
686 (thread_jumps): Adjust calls to note_stores.
687 * local-alloc.c (validate_equiv_mem_from_store): Take additional
689 (no_equiv): Likewise.
690 (reg_is_set): Likewise.
691 (validate_equiv_mem): Adjust calls to note_stores.
692 (update_equiv_regs): Likewise.
693 (block_alloc): Likewise.
694 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
695 (note_addr_stored): Take additional parameter.
696 (note_set_pseudo_multiple_uses): Likewise.
697 (record_initial): Likewise.
698 (prescan_loop): Adjust calls to note_stores.
699 (strength_reduce): Likewise.
700 (check_dbra_loop): Likewise.
701 * regmove.c (flags_set_1): Take additional paramter.
702 (mark_flags_life_zones): Adjust calls to note_stores.
703 * reload1.c (mark_not_eliminable): Take additional parameter.
704 (forget_old_reloads_1): Likewise.
705 (reload_cse_invalidate_rtx): Likewise.
706 (reload_cse_check_clobber): Likewise.
707 (reload_combine_note_store): Likewise.
708 (move2add_note_store): Likewise.
709 (reload): Adjust calls to note_stores.
710 (reload_as_needed): Likewise.
711 (emit_reload_insns): Likewise.
712 (reload_cse_regs_1): Likewise.
713 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
714 (reload_combine): Adjust calls to note_stores.
715 * resource.c (update_live_status): Take additional paramter.
716 (mark_target_live_regs): Adjust calls to note_stores.
717 * stupid.c (find_clobbered_regs): Take additional parameter.
718 (stupid_life_analysis): Adjust calls to note_stores.
720 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
722 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
725 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
728 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
729 of the variable arm_structure_size_boundary.
731 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
733 * alias.c (init_alias_analysis): Allocate reg_known_value and
734 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
736 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
737 * cse.c (cse_main): Call end_alias_analysis.
738 * haifa-sched.c (schedule_insns): Likewise.
739 * local-alloc. (update_equiv_regs): Likewise.
740 * reload1.c (reload_cse_regs): Likewise.
742 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
744 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
745 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
746 mapping from MASK_FPU.
748 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
750 * sparc.md (call): Don't bound structure return size to 0xfff.
752 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
754 * resource.c (mark_target_live_regs): Check that the target
755 insn wasn't created after compute_bb_for_insn.
757 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
759 * ggc-page.c (poison_pages): Don't be overzealous.
761 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
763 * alias.c: Update comments for ADDRESS.
764 (nonlocal_reference_p): Look inside the ADDRESS to determine if
765 it is a local memory reference.
767 * c-typeck.c (build_function_call): Check that the built-in
768 function is of class BUILT_IN_NORMAL before trying to recongize
770 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
771 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
773 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
775 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
777 (pre_gcse): Likewise.
778 (hoist_expr_reaches_here_p): Likewise.
779 (hoist_code): Likewise.
780 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
782 (pre_expr_reaches_here_p_work): ... here.
783 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
785 (expr_reaches_here_p_work): ... here.
787 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
789 * resource.c (find_basic_block): Delete.
790 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
791 (init_resource_info): Call compute_bb_for_insn.
793 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
795 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
796 with already adjacent blocks, but no fallthru.
797 (merge_blocks_move_successor_nojumps): Simplify.
798 (debug_flow_info): New.
800 * toplev.c (rest_of_compilation): Open jump1 dump file before
801 jump and close after, as opposed to just using dump_rtl.
803 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
805 * reload.h (earlyclobber_operand_p): Declare.
806 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
807 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
808 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
809 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
811 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
812 Richard Henderson <rth@cygnus.com>
814 * emit-rtl.c (emit_block_insn_before): New.
815 (emit_block_insn_after): New.
816 * basic-block.h: Declare them.
818 * bitmap.h: Protect from multiple inclusion.
820 * recog.c (scratch_operand): Handle VOIDmode correctly.
822 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
824 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
825 * function.c (assign_parms): Likewise.
826 * global.c (global_conflicts): Clarify STACK_REGS commentary.
828 * reg-stack.c (max_uid): Remove.
829 (blocks, block_begin, block_end, block_drops_in): Remove.
830 (block_stack_in, block_out_reg_set, block_number): Remove.
831 (struct block_info_def, BLOCK_INFO): New.
832 (enum emit_where): New.
833 (current_block): New.
835 (mark_regs_pat, record_label_references): Remove.
836 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
838 (goto_block_pat, print_blocks, dump_stack_info): Remove.
839 (reg_to_stack): Simplified test for existance of fp code. Use
840 flow.c code. Call shorten_branches after cross-jump opt.
841 (check_asm_stack_operands): Renamed from record_asm_reg_life.
842 Return false if the asm doesn't use stack regs. Don't do life
844 (emit_pop_insn): Replace function pointer arg `when' with
845 enum `where'. Update all callers.
846 (change_stack): Likewise. Update basic block end.
847 (emit_swap_insn): Use current_block->head to limit reverse search
848 for start of block. Use emit_block_insn_after.
849 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
850 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
851 structure assignment instead of bcopy.
853 (convert_regs_entry, convert_regs_exit): New.
854 (convert_regs_1, convert_regs_2): Split out from convert_regs.
855 Work on basic blocks and the CFG.
856 (convert_regs): Use them.
858 * i386.c (output_fix_trunc): Remove code for DImode input operand
860 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
862 (fix_truncdi_1): Allow any mode scratch.
864 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
866 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
867 * linux.h, netbsd.h, vms.h: Not here.
869 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
871 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
872 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
873 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
874 CONDITIONAL_REGISTER_USEAGE): Use them.
875 * config/mips/mips.c (mips_move_1word,mips_move_2words,
876 gen_conditional_branch,override_options) : Use them.
877 * config/mips/mips.md : Use them.
879 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
881 * i386.md (zero_extendqihi2): Use SImode register name with andl.
883 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
885 * integrate.c (function_cannot_inline_p): Don't allow inlining
888 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
890 * c-parse.in (cast_expr): Constify.
892 * cccp.c (special_symbol): Likewise.
894 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
896 * dwarf2out.c (base_type_die): Likewise.
898 * global.c (allocno_compare): Likewise.
900 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
902 * regclass.c (fix_register): Likewise.
904 * rtl.h (fix_register): Likewise.
906 * stupid.c (stupid_reg_compare): Likewise.
908 * toplev.c (decode_f_option): Likewise.
910 * tree.c (build_complex_type): Likewise.
912 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
914 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
916 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
918 * reload.c (find_reloads): Compute mode and nregs fields of all
920 * reload1.c (calculate_needs_all_insns): Simplify a bit.
921 (calculate_needs): Use precomputed mode/nregs values.
922 (allocate_reload_reg): Likewise.
924 (failed_reload, set_reload_reg): ... new functions.
925 (choose_reload_regs_init): New function, mostly broken out from...
926 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
927 Also lose one #if 0 block.
929 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
931 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
934 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
936 * tree.h (BLOCK_TYPE_TAGS): Remove.
937 (BLOCK_END_NOTE): Likewise.
938 (BLOCK_LIVE_RANGE_FLAG): Likewise.
939 (BLOCK_LIVE_RANGE_START): Likewise.
940 (BLOCK_LIVE_RANGE_END): Likewise.
941 (tree_block): Remove live_range_flag, live_range_var_flag, and
942 type_tags. Remove end_note, live_range_start, and live_range_end.
943 (remember_end_note): Remove prototype.
944 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
945 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
947 * ggc-common.c (ggc_mark_tree_children): Don't mark
948 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
949 * integrate.c (adjust_copied_decl_tree): Remove.
950 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
951 * stmt.c (last_block_end_note): Remove.
952 (init_stmt): Don't add a GC root for it.
953 (expand_fixup): Don't set it.
954 (remember_end_note): Remove.
955 (expand_end_bindings): Don't set last_block_end_note.
957 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
959 * reload1.c (reload_reg_free_for_value_p): Show
960 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
963 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
965 * expmed.c (extract_bit_field): Allow for the case of non-integer
966 objects that are smaller than a word (like SFmode on a 64-bit
969 * loop.c (basic_induction_var): A non-integer variable which is
970 being set by a paradoxical subreg is probably not a biv.
972 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
974 * prefix.c (translate_name) Check for empty prefix string.
976 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
978 * Makefile.in (CPP_CROSS_NAME): New variable.
979 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
981 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
982 names of the files to be uninstalled.
984 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
986 * collect2.c (IS_DIR_SEPARATOR): Define.
987 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
989 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
992 * haifa-sched.c (add_dependence): Update the true dependency
993 cache the first time we add a true dependence to the LOG_LINKS chain.
995 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
997 * fold-const.c (fold): Fix comment.
999 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1001 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1002 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1003 dbxout_start_new_source_file, dbxout_source_file,
1004 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1005 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1007 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1008 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1009 (dbxout_block): Initialize variable `blocknum'.
1011 * dbxout.h (dbxout_init, dbxout_finish,
1012 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1013 dbxout_args, dbxout_source_line): Constify a char*.
1015 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1016 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1017 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1018 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1019 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1020 src_info_attribute, mac_info_attribute, producer_attribute,
1021 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1022 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1023 dwarfout_undef): Constify a char*.
1024 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1026 * dwarfout.h (dwarfout_define, dwarfout_undef,
1027 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1029 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1031 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1032 (MULTILIB_ISA_DEFAULT): New.
1033 (MULTILIB_DEFAULTS): Use it.
1034 * config/mips/mips.c (): Remove the now unnecessary definition
1035 of MIPS_ISA_DEFAULT.
1036 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1037 unnecessary definition.
1039 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1041 * arm.md (pic_load_addr): Add constraints to operand 1.
1043 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1045 * fixinc/genfixes: Provide a means for specifying -D options to
1048 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1050 * arm.c (arm_override_options): Correct initialization of
1051 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1052 arm_is_strong, and arm_is_6_or_7.
1054 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1055 (note_set_pseudo_multiple_uses): New function.
1056 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1057 if a pseudo set in the loop exit is used elsewhere.
1059 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1061 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1063 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1065 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1066 a single load-address pattern.
1068 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1070 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1071 depending on whether or not line-number notes are present.
1073 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1075 * cccp.c (progname, file_buf, default_include, include_file,
1076 macrodef, definition, hashval, wchar_type, user_label_prefix,
1077 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1078 expand_to_temp_buffer, is_system_include, base_name,
1079 absolute_filename, read_name_map, open_include_file,
1080 record_control_macro, check_precompiled, check_preconditions,
1081 pcfinclude, pass_thru_directive, create_definition,
1082 check_macro_name, comp_def_part, collect_expansion,
1083 check_assertion, read_token_list, assertion_install,
1084 assertion_lookup, eval_if_expression, conditional_skip,
1085 validate_else, skip_quoted_string, quote_string, macarg1,
1086 error_from_errno, install, lookup, hashf, dump_defn_1,
1087 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1088 check_white_space, rescan, handle_directive, monthnames,
1089 special_symbol, do_include, remap_include_file, write_output,
1090 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1091 do_ident, do_sccs, do_xifdef, skip_if_group,
1092 output_line_directive, macroexpand, macarg, change_newlines,
1093 initialize_builtins, make_definition): Constify a char*.
1095 * pcp.h (stringdef): Likewise.
1097 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1099 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1102 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1103 Richard Henderson <rth@cygnus.com>
1105 * alias.c: Include ggc.h.
1106 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1107 (record_set): Verify enough room in reg_base_value.
1108 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1109 Register it as a GC root.
1110 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1111 * Makefile.in (alias.o): Depend on ggc.h.
1113 * unroll.c (unroll_loop): Verify the insn before a barrier
1114 is a JUMP_INSN before checking JUMP_LABEL.
1116 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1118 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1119 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1120 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1121 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1122 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1123 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1125 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1127 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1129 * alpha/alpha-interix.h (text_section): Delete prototype.
1130 * alpha/elf.h (text_section): Likewise.
1131 * arm/linux-elf.h (text_section): Likewise.
1132 * arm/linux-telf.h (text_section): Likewise.
1133 * c4x/c4x.h (text_section): Likewise.
1134 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1135 * elfos.h (text_section): Likewise.
1136 * i386/aix386ng.h (text_section): Likewise.
1137 * i386/i386-interix.h (text_section): Likewise.
1138 * i386/sco5.h (text_section): Likewise.
1139 * i386/svr3gas.h (text_section): Likewise.
1140 * nextstep.h (text_section): Likewise.
1141 * psos.h (text_section): Likewise.
1142 * ptx4.h (text_section): Likewise.
1143 * svr3.h (text_section): Likewise.
1144 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1146 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1148 * final.c (peephole): Delete prototype.
1150 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1151 (pre_insert_copies): Remove unused variable `bb'.
1153 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1156 * output.h (peephole): Add prototype.
1158 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1160 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1163 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1165 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1166 for inlined declarations.
1168 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1170 * arm.c (logical_binary_operator): New fucntion.
1171 * arm.h (logical_binary_operator): Declare it.
1172 (PREDICATE_CODES): Handle logical_binary_operator.
1173 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1174 output constraints. Add appropriate splitters.
1175 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1176 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1177 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1179 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1181 * genoutput.c (struct operand_data): New elt eliminable.
1182 (output_operand_data): Write it.
1183 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1184 (compare_operands): Take it into account.
1185 * recog.h (struct insn_operand_data): New elt eliminable.
1186 * reload1.c (check_eliminable_occurrences, elimination_effects): New
1188 (old_asm_operands_vec, new_asm_operands_vec): Delete.
1189 (eliminate_regs): Move code that detects changes to elimination
1190 target regs into new function elimination_effects.
1191 Delete one #if 0 block.
1192 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
1193 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
1194 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
1195 Only call eliminate_regs for real operands of the insn, not for parts
1196 of its structure or parts matched by things like match_operator.
1197 Use elimination_effects and check_eliminable_occurrences. Use
1198 copy_insn to duplicate the pattern when not in the final pass.
1200 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
1202 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
1205 1999-10-22 Bruce Korb <autogen@linuxbox.com>
1207 * fixinc/README: document the "mach" machine matching test
1208 * fixinc/fixfixes.c: Implement the #else/#endif label fix
1209 * fixinc/fixtests.c: Implement the #else/#endif label test
1210 * fixinc/inclhack.def: utilize these tests and fixes
1211 * fixinc/inclhack.sh: regen
1212 * fixinc/fixincl.x: regen
1213 * fixinc/fixincl.sh: regen
1215 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
1217 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
1220 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
1222 * gcc.1: Document exit codes.
1224 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1226 * calls.c: Include tm_p.h later, so everything we need is defined.
1228 * function.c: Likewise.
1230 * except.c: Include tm_p.h.
1232 * sparc.c: Likewise.
1233 (dwarf2out_cfi_label): Don't prototype.
1234 (check_return_regs, epilogue_renumber,
1235 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
1236 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
1237 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
1238 ultra_schedule_insn): Add static prototype.
1239 (data_segment_operand, text_segment_operand): Call itself with the
1240 proper number of arguments.
1241 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
1243 * sparc.h: Move all declarations to sparc-protos.h.
1244 (SELECT_RTX_SECTION): Pass a missing MODE argument to
1247 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
1249 * config/svr4.h (text_section, ctors_section, dtors_section): Add
1251 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
1252 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
1253 ASM_OUTPUT_ASCII): Constify a char*.
1255 * sparc-protos.h: New file for sparc prototypes.
1257 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1259 * function.c (record_insns, contains): Always declare and define.
1260 (record_insns): Mark with ATTRIBUTE_UNUSED.
1262 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1264 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
1265 to .section when outputting a .bss section to deal with multiple
1266 .bss input sections (as happens with -fdata-sections)
1267 Also output %progbits, not @progbits so the assembler doesn't treat as
1269 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
1271 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
1272 thumb parts even when building with non-thumb CPUs, by forcing
1275 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
1277 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
1278 (movdf_const_intreg_sp64): Similarly.
1280 * local-alloc.c (update_equiv_regs): Check the correct insn
1281 for pre-existing REG_EQUIV notes.
1283 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
1285 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
1286 block reached by a branch if we're not going to actually process
1289 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
1291 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
1292 a local extern function declaration.
1294 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
1296 * i386.c (ix86_expand_prologue): Properly wrap USE around
1297 reg for CALL_INSN_FUNCTION_USAGE.
1299 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
1301 * config/mips/mips.md (movdf_internal1a): Allow floating-point
1302 move between GP_REGs.
1304 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
1306 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
1307 the mode size when finding out if an offset is legal.
1309 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
1311 * basic-block.h (PROP_*): Move constants from ...
1313 (compute_bb_for_insn): Free the array before reallocating.
1314 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
1315 (allocate_reg_life_data): Reset all reg variables collected by
1317 (get_block_head_tail): Don't convert from bb to block.
1318 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
1319 (find_insn_reg_weight): Take block not bb.
1320 (schedule_block): Don't set block num for moved insns.
1321 (schedule_region): Don't update_life_info or find_insn_reg_weight.
1322 (schedule_insns): Do it here instead.
1323 * combine.c (combine_instructions): Invoke compute_bb_for_insn
1324 before update_life_info.
1325 * recog.c (split_all_insns, peephole2_optimize): Update for
1326 new arg to update_life_info.
1327 * rtlanal.c (remove_note): Cope with NULL note.
1328 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
1331 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
1333 * jump.c (jump_optimize_1): More accurately detect casesi insns.
1335 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
1336 block records so that merge_blocks_nomove will clean up correctly.
1337 (split_edge): Handle casesi insns.
1339 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
1341 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
1343 * pa.md (call, call_value): Do not emit a blockage after restoring
1346 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
1348 * c-typeck.c (c_expand_asm_operands): Fix typo.
1350 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1352 * arm.c (fpu_rhs_operand): Verify modes.
1353 (fpu_add_operand): Likewise.
1354 (di_operand): Likewise.
1355 (soft_df_operand): Likewise.
1357 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
1359 * arm.c (arm_return_in_memory): APCS rules state that the elements
1360 of a structure returned in a register must be 'integer-like'.
1362 1999-10-19 Bruce Korb <autogen@linuxbox.com>
1364 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
1365 in the source tree when the generated targets are out of date
1366 * fixinc/genfixes: Alter it to run individual fixes for make.
1367 * fixinc/README: rewrite
1368 * fixinc/inclhack.def: moved initial comments to README
1370 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
1372 * toplev.c (main): Do not generate an error message if an
1373 unrecognised command line switch is recognisable by another
1374 language. If extra_warnings are enabled, then generate a
1375 warning message instead.
1377 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
1379 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
1380 (insert_pack_attributes): Delete prototype.
1382 * c-pragma.c (default_alignment): New static variable.
1383 (push_alignment): Initialize to current effective alignment.
1384 (pop_alignment): Use to set new alignment.
1385 (insert_pack_attributes): Delete function.
1386 (handle_pragma_token): Set default_alignment as well each time
1387 a #pragma pack(<n>) is encountered.
1389 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
1391 * reg-stack.c (stack_result): Aggregates are not returned in
1394 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
1396 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
1398 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
1400 * basic-block.h (set_block_num): Declare.
1401 * flow.c (update_life_info): Don't call compute_bb_for_insn
1402 or free_basic_block_vars.
1403 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
1404 (insn_orig_block): Remove.
1405 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
1406 (schedule_block): Keep BLOCK_NUM up-to-date.
1407 (schedule_insns): Use compute_bb_for_insn.
1408 * recog.c (split_all_insns): Likewise.
1409 (peephole2_optimize): Likewise.
1411 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
1413 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
1414 if the pic register is used.
1416 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1418 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
1419 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
1420 if that tests TREE_PERMANENT.
1422 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
1424 * cse.c (invalidate_for_call): Do not remove memory references from
1425 the table here. It's handled elsewhere.
1427 * haifa-sched.c (add_dependence): Protect references to the
1428 true dependency cache with #ifdef INSN_SCHEDULING.
1429 (remove_dependence): Similarly.
1431 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
1432 to the cfg code that this is a return instruction.
1433 * mn10300.md (return_internal): Similarly.
1435 * combine.c (get_last_value): If the last set of a register
1436 is after subst_low_cuid, then we can not use it to determine
1437 the register's last value.
1439 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1441 * Makefile.in: Back out previous change.
1443 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
1445 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
1447 * haifa-sched.c (add_dependence): Only check/update the cache
1449 (remove_dependence): Likewise.
1450 (schedule_insns): Only create the true_dependency_cache if the
1451 average number of instructions in a basic block is very large.
1453 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
1455 * Makefile.in (ggc-common.o): Depend on genrtl.h.
1456 (ggc-simple.o): Likewise.
1457 (ggc-page.o): Likewise.
1459 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
1461 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
1462 Prototype for exported functions.
1463 (pre_lcm, pre_rev_lcm): Remove prototypes.
1464 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
1465 (compute_available): Move to lcm.c, and change parameter order.
1466 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
1467 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
1468 (gcse_main): No longer call compute_preds_succs. Rebuild the
1469 set table after reach pre pass.
1470 (pre_insert_map, pre_delete_map, edge_list): New.
1471 (alloc_pre_mem): Allocate edge vectors.
1472 (free_pre_mem): Delete edge vectors.
1473 (compute_pre_data): Call new edge based lcm routines.
1474 (process_insert_insn): New function.
1475 (insert_insn_end_bb): Use it.
1476 (pre_edge_insert): New function.
1477 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
1479 (pre_insert_copies): Revamp using new edge based lcm outputs.
1480 (pre_delete): Likewise.
1481 (one_pre_gcse_pass): Insert & remove fake edges to the exit
1483 (compute_code_hoist_vbeinout): New new edge based routines.
1484 * lcm.c: Remove all the old LCM functions. Replace with new ones
1485 that work with the new cfg datastructures and work with edges
1488 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1490 * reload.h (struct reload): Add new fields "mode" and "nregs".
1491 * reload1.c: Change all occurrences of reload_mode and reload_nregs
1492 to reference the "mode" and "nregs" field within struct reload.
1494 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
1496 * haifa-sched.c (true_dependency_cache): New.
1497 (add_dependence): Use the true dependency cache to avoid expensive
1498 walks down the LOG_LINKS dependency list. Add entries to the
1500 (remove_dependence): Remove entries from the true dependency cache
1502 (schedule_insns): Allocate and initialize and free the true
1505 * haifa-sched.c (schedule_insns): Do not remove inter-block
1506 dependencies anymore.
1508 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
1510 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
1511 * i386/t-winnt: Likewise.
1513 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
1515 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
1517 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
1519 * Makefile.in (LANGUAGES): Omit "proto".
1520 (clean): Remove stale comment about removing unprotoize.c.
1522 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1524 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
1525 using arithmetic on void pointers.
1527 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
1529 * haifa-sched.c (compute_block_forward_dependencies): Only check
1530 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
1532 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
1534 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
1535 (expr_equiv_p): Reject memories with different alias sets.
1537 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
1539 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
1540 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
1541 (f_options): Add "bounded-pointers" and "bounds-check" entries.
1542 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1543 (lang_init): Set default for flag_bounds_check if still "unspecified".
1545 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1547 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1549 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1551 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1554 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1556 * config/c4x/c4x.md (*db_noclobber,
1557 *decrement_and_branch_until_zero_noclobber): New patterns and
1558 associated splitters.
1560 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1562 * config/c4x/c4x.md (parallel instruction patterns): Rework
1563 constraints to keep reload happy.
1565 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1567 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1568 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1569 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1570 Add new patterns and associated post-reload splitters.
1572 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1574 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1576 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1578 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1580 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1582 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1584 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1587 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1589 * pa.c (move_operand): Rely on memory_address_p to determine the
1590 validity of non-indexed memory addresses.
1591 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1592 operand in DFmode and SFmode when generating PA2.0 code.
1594 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1596 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1598 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1600 * mips.c (function_prologue): Fix argument types.
1601 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1602 (casesi_internal): Write to the scratch register.
1604 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1606 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1608 (parse_charconst): Delete unnecessary cast when calling
1610 (cpplib.h): Kill prototype of cpp_parse_escape.
1612 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1614 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1615 * unroll.c (unroll_loop): Cast return value of alloca.
1616 * i370/i370.c: Include function.h and toplev.h.
1617 (i370_label_scan): Remove c++ commented abort.
1618 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1619 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1620 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1621 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1623 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1625 * config/t-freebsd: Do not override USER_H.
1626 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1628 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1629 Mumit Khan <khan@xraylith.wisc.edu>
1631 * c-parse.in (component_decl): Support anonymous struct/union.
1633 * c-parse.y: Regenerate.
1634 * c-parse.c: Likewise.
1635 * objc/objc-parse.y: Likewise.
1636 * objc/objc-parse.c: Likewise.
1637 * c-decl.c (finish_struct): Don't sort the fields.
1638 (field_decl_cmp): Delete unused function.
1640 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1642 * sparc.md (movsf_const_intreg): Revert last constraint change.
1643 (movdf_const_intreg_sp32): Likewise.
1645 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
1647 * cse.c: Include hashtab.h instead of splay-tree.h
1648 (struct cse_reg_info): No longer use variant union. Add new
1649 field "regno". All references changed to avoid union.
1650 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
1651 (free_cse_reg_info): Remove.
1652 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
1653 (get_cse_reg_info): Revamp to use expandable hash tables instead
1654 of splay trees. Initialize new fields in cse_reg_info structure.
1655 (new_basic_block): Similarly.
1657 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
1659 * genrecog.c (message_with_line): Prototype.
1660 (validate_pattern): Pass along the set for the dest, not a flag.
1661 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
1662 Check for PC/CC0 as sources.
1663 (nodes_identical): Check for children position match before
1664 allowing the combination.
1666 * rtl.c (read_rtx): Track line number across \\\n.
1668 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
1670 * mips.h (SPECIAL_MODE_PREDICATES): New.
1671 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
1672 (movdi+1, movsi+1): Add output reload constraint.
1673 (casesi_internal): Likewise. Fix commentary.
1674 (return_internal): Use pmode_register_operand.
1676 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
1678 * 1750a.md (movstrqi): Add missing output reload constraint.
1679 (call_value): Likewise.
1680 * a29k.md (cpxxx patterns): Add missing match_operator mode.
1681 (jmpfdec): Add missing inout reload constraint.
1682 * elxsi.md (addsi patterns): Add missing output reload constraint.
1683 (move from sp): Use @ alternates.
1684 (call_value): No constraint on output.
1685 * fr30.md (movsi_pop): Add missing output reload constraint.
1686 (movsf_constant_store): Likewise.
1687 (splits): Remove constraints.
1688 (subsi3): Add missing mode.
1689 * i370.md (cmpstrsi+1): Add missing output reload constraint.
1690 (call_value): Likewise.
1691 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
1692 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
1693 * m32r.md (movsicc_internal): Add output reload constraint.
1694 (movstrsi_internal): Add inout reload constraints.
1695 * m88k.h (reg_names): Don't declare.
1696 (SPECIAL_MODE_PREDICATES): New.
1697 * m88k.md (*): Use register_operand not reg_or_0_operand
1699 * mn10200.h (PREDICATE_CODES): New.
1700 * ns32k.md (ffs pattern): Add output reload constraint.
1701 * pdp11.md (sob pattern): Add inout reload constraint.
1702 * sh.md (splits): Remove constraints.
1703 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
1704 * v850.md (pattern_is_ok_for_epilogue): Likewise.
1705 * vax.md (jgequ pattern): Add inout reload constraint.
1707 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
1709 * configure.in (djgpp): Revert previous patch.
1710 * configure: Rebuit.
1711 * config/i386/djgpp.h: Revert previous patch.
1713 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
1715 * fixinc/inclhack.def: Restore patch lost during last merge of
1716 "no_bogosity" branch.
1717 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
1719 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
1721 * fixincludes: Add a HPUX 11 fix for inttypes.h.
1722 * fixinc/inclhack.def: Same.
1723 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
1725 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
1727 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
1728 as the base of a PLUS.
1730 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1732 * config/c4x/c4x.md: Define mode for remaining unspec operators.
1733 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
1735 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
1737 * pa.md (post_stw+1): Use pmode_register_operand.
1738 (dcacheflush, icacheflush): Likewise.
1740 * i386.md (movstricthi_1): Allow r/r.
1742 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
1744 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
1745 to (not (and (arg0) (arg1))). Similary for and.
1747 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
1748 falltrought to assocate code.
1749 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
1752 * combine.c (simplify_logical): Convert XOR to IOR if operands have
1753 no bits in common; remove XOR to ROTATE conversion.
1755 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1757 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
1759 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1761 * config/c4x/c4x.c (dst_operand): New.
1762 (PREDICATE_CODES): Update.
1763 * config/c4x/c4x.h (dst_operand): Declare it.
1764 * config/c4x/c4x.md: Define mode for each unspec usage.
1765 (move patterns): Use dst_operand predicate instead of src_operand.
1766 (movqi_update, movqf_update): Delete.
1768 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
1770 * recog.c (pmode_register_operand): New.
1771 * recog.h: Declare it.
1772 * genrecog.c (pred_codes): Likewise.
1773 (special_mode_pred_table): Likewise.
1774 (validate_pattern): Don't warn no mode for address_operand.
1776 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
1777 if the operand is not insn-like.
1779 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
1780 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
1782 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
1784 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
1786 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
1787 instead of general_operand in a SET_DEST. Use const_double_operand
1788 instead of an explicit test against CONST_DOUBLE.
1789 (movsf_const_lo): Add missing register mode.
1790 (goto_handler_and_restore): Add auxiliary test for Pmode.
1791 (flush): Adjust to use address_operand.
1792 (return_sf_no_fpu): Add missing output constraint.
1794 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
1796 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
1797 for call return value.
1798 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
1800 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
1802 * toplev.c (main): Only warn about options for other languages.
1803 * collect2.c (main): Pass -w to sub-gcc.
1805 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
1807 * flow.c (propagate_block): Add call-clobbered registers to
1810 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
1811 zapping mem_set_list.
1812 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
1813 (mark_set_1, mark_used_regs): Likewise.
1815 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
1817 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
1819 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1821 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
1822 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
1823 options. Also add a new item "C-only Warning Options" to the
1826 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
1828 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
1829 from multiple calls.
1831 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
1833 * i386.md (call value patterns): Move to the end of the file.
1834 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
1836 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
1838 * configure.in (djgpp configuration): Define extra_objects..
1839 * configure: Rebuilt.
1840 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
1841 (DTORS_SECTION_ASM_OP): Define.
1842 (INIT_SECTION_ASM_OP): Define.
1843 (FINI_SECTION_ASM_OP): Define.
1844 (DATA_SECTION_ASM_OP): Define.
1845 (TEXT_SECTION_ASM_OP): Define.
1846 (EH_FRAME_SECTION_ASM_OP): Define.
1847 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
1848 (STARTFILE_SPEC): Add crtbegin.o.
1849 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
1850 to here from LINK_COMMAND_SPEC.
1851 (DO_GLOBAL_CTORS_BODY): Define.
1852 (CRTSTUFF_USE_FINI_SECTION): Define
1853 (HAS_INIT_SECTION): Delete.
1855 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
1857 * Makefile.in (all.cross): Depend on xcpp$(exeext).
1859 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
1861 * pa.h (PREDICATE_CODES): New.
1863 * genrecog.c (validate_pattern): Condense the destination
1866 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
1868 * alpha.md (call-1): Supply missing mode for operator.
1869 (*): Add missing output reload constraints. Remove constraints
1872 * i386.h (SPECIAL_MODE_PREDICATES): New.
1873 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
1874 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
1875 (addsi_lea_3): Add missing mode for op 3.
1876 (prologue_set_got, prologue_get_pc): Add missing modes.
1877 (*) Add missing output reload constraints.
1879 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
1881 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
1882 check for member bit-size overflow and use var_size if it occurs.
1883 (layout_record): Use bitsize_int() to define the type size in bits.
1884 Likewise for computation and assignment to DECL_FIELD_BITPOS.
1885 (layout_decl): Likewise when assigning to DECL_SIZE.
1887 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
1889 * genrecog.c (validate_pattern): Typo last change. Verify
1890 that output operands have output reloads.
1892 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
1894 * genrecog.c (special_mode_pred_table): New.
1895 (NUM_SPECIAL_MODE_PREDS): New.
1896 (find_operand): New.
1897 (validate_pattern): New argument `insn'. Warn for assignment to
1898 any predicate accepting non-lvalues. Conditionaly warn for
1899 match_operand without a mode. Try much harder to match source
1900 and destination modes on a set.
1901 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
1903 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
1905 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
1907 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
1909 * combine.c (simplify_logical): Recognize xor pattern that encodes
1912 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1914 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
1917 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
1919 * ggc-page.c (MAP_FAILED): Provide default.
1921 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
1923 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
1924 * sparc.h (PREDICATE_CODES): Update.
1926 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
1928 * alpha.c (some_ni_operand): New.
1929 * alpha-protos.h: Declare it.
1930 * alpha.h (PREDICATE_CODES): Update.
1931 * alpha.md (sXaddq reload insns): Use some_ni_operand
1932 for SET_DEST instead of some_operand.
1934 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
1935 Jim Wilson <wilson@cygnus.com>
1937 * genrecog.c (maybe_both_true_2): Don't compare modes of
1939 (process_tree): Elide peephole2_insns. Invoke simplify_tests
1940 after find_afterward.
1941 (debug_decision_1): Dump next and afterward codes.
1943 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
1945 * rtl.c (dump_and_abort): Remove.
1946 (fatal_with_file_and_line): New.
1947 (fatal_expected_char): New.
1948 (read_rtx_lineno, read_rtx_filename): New.
1949 (read_skip_spaces): Track line number.
1950 (read_name): Use fatal_with_file_and_line.
1951 (read_rtx): Use fatal_expected_char. Track line number.
1952 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
1954 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
1955 if it isn't a CODE_LABEL.
1957 * genattr.c (main): Set read_rtx_filename.
1958 * genattrtab.c (main): Likewise.
1959 * gencodes.c (main): Likewise.
1960 * genconfig.c (main): Likewise.
1961 * genemit.c (main): Likewise.
1962 * genextract.c (main): Likewise.
1963 * genflags.c (main): Likewise.
1964 * genopinit.c (main): Likewise.
1965 * genoutput.c (main): Likewise.
1966 * genpeep.c (main): Likewise.
1968 * genrecog.c (decision_test.u.insn): Add `lineno'.
1969 (pattern_lineno, error_count): New variables.
1970 (message_with_line): New.
1971 (add_to_sequence): Break out checking code to ...
1972 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
1973 (merge_insn): Use message_with_line.
1974 (make_insn_sequence): Use validate_pattern. Record insn lineno.
1975 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
1977 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1979 * expr.c (store_constructor): Clear union if constructor is empty.
1981 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
1983 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
1984 Add !endian checks. Change %{...} to %(...).
1986 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
1988 * i386.md (*addsi3_cc): Renamed from addcsi3.
1989 (*addsi3_carry): Renamed from addxsi3.
1990 (*subsi3_cc): Renamed from subcsi3.
1991 (*subsi3_carry): Renamed from subxsi3.
1992 (*xorqi_cc_1): Renamed from xorcqi_1.
1993 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
1994 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
1996 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
1998 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
1999 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2001 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2003 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2004 climb up the chain of insns.
2006 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2008 * genrecog.c (write_subroutine): Careful for null trees.
2009 (process_tree): Don't elide empty functions.
2011 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2013 * Makefile.in (genrtl.o): Depend on ggc.h.
2014 * configure.in (valloc): Probe for it.
2015 (with-gc): Use ggc-page if valloc present.
2016 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2017 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2018 (ggc_alloc_string): Moved from ggc-page.c.
2019 * ggc-none.c (ggc_alloc_obj): New.
2020 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2021 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2022 (struct globals): Likewise for dev_zero_fd.
2023 (init_ggc): Likewise for it's initialization.
2024 (ggc_allocated_p): Move careful dereference from ...
2025 (ggc_lookup_page_table): ... here. Delete.
2026 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2027 (alloc_anon): Use valloc if no mmap.
2028 (release_pages): Use free if using valloc.
2029 (ggc_alloc_obj): Renamed from alloc_obj.
2030 (ggc_set_mark): Renamed from mark_obj.
2031 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2032 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2033 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2034 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2035 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2036 (ggc_collect): Use fp printing instead of our own rounding.
2037 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2038 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2039 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2040 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2041 (struct ggc_string, struct ggc_any): Delete.
2042 (offsetof): Provide default definition.
2043 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2045 (struct ggc_mem): New, from corpse of ggc_any.
2046 (struct ggc_status): Delete.
2047 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2048 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2049 (n_strings_collected, n_anys_collected): Delete.
2050 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2051 (ggc_alloc_string, ggc_alloc): Delete.
2052 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2053 (ggc_free_string, ggc_free_any): Delete.
2054 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2055 (ggc_compare_addresses, ggc_mark_string): Delete.
2056 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2057 (search_data): Delete.
2058 (struct globals): New.
2059 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2060 (tree_insert, tree_lookup): New.
2061 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2062 (clear_marks, sweep_objs): New.
2063 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2064 (init_ggc): Set allocated_last_gc.
2065 (ggc_push_context): Gut. Use G.context.
2066 (ggc_pop_context): Likewise.
2067 (ggc_pop_context_1): New.
2068 (debug_ggc_tree): New.
2069 (debug_ggc_balance, tally_leaves): New.
2070 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2071 (ggc_mark_string_if_gcable): Remove decl.
2072 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2073 (ggc_mark_rtvec_children): New.
2074 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2075 (ggc_mark_if_gcable): New decl.
2076 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2077 (ggc_alloc_tree, ggc_alloc): Likewise.
2078 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2079 (ggc_alloc_obj): New decl.
2080 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2081 (ggc_alloc_tree, ggc_alloc): Likewise.
2082 (ggc_set_mark): New decl.
2083 * rtl.h (struct rtx_def): Remove gc_mark.
2084 (struct rtvec_def): Likewise.
2085 * tree.h (struct tree_common): Likewise.
2087 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2089 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2090 float_format and thread_file definitions.
2091 * configure: Rebuilt.
2093 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2095 * extend.texi (Function Names): Document types of function names.
2097 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2099 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2100 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2102 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2104 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2106 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2108 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2110 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2112 * collect2.c (main): Do prelimnary link on AIX if rflag.
2114 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2116 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2117 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2119 (__do_global_dtors): similarly for __DTOR_LIST__.
2121 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2122 Diego Novillo <dnovillo@cygnus.com>
2124 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2127 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2129 * fixincl/*: Merged "no_bogosity" branch
2130 * fixincl/fixlib.h: protect against doubly defining t_bool
2131 * fixincl/server.h: protect against doubly defining t_bool
2133 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2135 * genoutput.c: Include toplev.h.
2137 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2139 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2141 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2142 * configure: Regenerate.
2144 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2146 * gcse.c (delete_null_pointer_checks): Returns void.
2148 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2150 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2151 * emit-rtl.c (copy_insn_1): Likewise.
2153 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2155 * config/mips/mips.c (mips_build_va_list): Correct
2156 TREE_CHAIN setting when hard-float.
2157 (mips_va_start): Use corrected setting.
2158 (mips_va_arg): Likewise. Also pass a tree to build of
2159 POSTINCREMENT_EXPR rather than a naked 'int'.
2161 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2163 * ggc.h (ggc_push_context): Fix comment.
2164 (ggc_pop_context): Likewise.
2165 (mark_string_if_gcable): Likewise.
2166 * ggc-common.c (ggc_mark_rtx_children): Use
2167 ggc_mark_string_if_gcable.
2168 * ggc-page.c (ggc_lookup_page_table): New function.
2169 (ggc_allocated_p): Likewise.
2170 (mark_obj): Fix formatting.
2171 (ggc_mark_string_if_gcable): New function.
2172 * ggc-simple.c (ggc_allocated_strings): New variable.
2173 (ggc_strings_used): Likewise.
2174 (ggc_compare_addresses): New function.
2175 (ggc_pop_context): Pop the `any' memory too.
2176 (ggc_mark_string_if_gcable): New function.
2177 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2179 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2181 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2182 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2183 * rs6000.c (expand_block_move): Match movstrsi_?reg register
2186 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
2188 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
2189 (sched_reg_live_length, sched_reg_basic_block): Delete.
2190 (current_block_num, bb_live_regs, old_live_regs): Delete.
2191 (dead_notes, struct sometimes): Delete.
2192 (sched_note_set, birthing_insn_p): Delete.
2193 (adjust_priority): Gut useless reg lifetime code.
2194 (create_reg_dead_note, attach_deaths): Delete.
2195 (attach_deaths_insn, new_sometimes_live): Delete.
2196 (finish_sometimes_live): Delete.
2197 (find_pre_sched_live, find_post_sched_live): Delete.
2198 (update_reg_usage): Delete.
2199 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
2200 (schedule_insns): Delete reg lifetime code.
2201 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
2202 (unlink_other_notes): Adjust REG_NOTE commentary.
2203 (reemit_notes): Use REG_SAVE_NOTE.
2204 (schedule_block): Likewise.
2205 (schedule_region): Allocate bitmap of blocks in region. Use
2206 count_or_remove_death_notes. Use update_life_info.
2208 * rtl.h (REG_SAVE_NOTE): New.
2209 * rtl.c (reg_note_name): Update.
2211 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
2213 * combine.c (refresh_blocks, need_refresh): New.
2214 (combine_instructions): Allocate refresh_blocks. Invoke
2215 update_life_info if needed.
2216 (distribute_notes): Mark refresh_blocks instead of installing
2218 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
2219 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
2221 * Makefile.in (recog.o): Depend on basic-block.h.
2223 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
2225 * genrecog.c (add_to_sequence): Thinko last change: delete
2226 shadowing allow_const_int variable.
2228 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2230 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
2231 __GNUC__ and __GNUC_MINOR__.
2233 * gansidecl.h: Likewise.
2239 * toplev.h: Likewise.
2245 * varray.c: Likewise.
2247 * varray.h: Likewise.
2249 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2251 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
2252 use one before a jump table.
2254 * rtl.def (ADDRESS): Change documentation to match reality.
2255 * md.texi: Don't document it.
2256 * gmicro.md (load address pattern): Use 'p' constraint, delete use
2259 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
2261 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
2263 * genrecog.c (add_to_sequence): Move allow_const_int test outside
2264 known predicate block; default allow_const_int true.
2265 (debug_decision_list): New.
2267 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
2269 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
2271 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
2273 * gcse.c (gcse_main): Avoid global optimizations if we have a
2274 large number of basic blocks and the ratio of edges to blocks
2276 (delete_null_pointer_checks): Likewise.
2278 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
2280 * c-common.c (check_format_info): Warn if format string isn't a
2283 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2285 * configure.in (arm*-*-*): Don't let autoconf remove brackets
2286 * configure: regenerate
2288 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
2290 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
2291 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
2292 (peepholes): Re-enable.
2294 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
2296 * Makefile.in (flow.o): Depend on TREE_H.
2297 * basic-block.h (REG_SET_EQUAL_P): New.
2300 (free_regset_vector): Remove declaration.
2301 (flow_delete_insn_chain): Declare.
2302 (enum update_life_extent): New.
2303 (update_life_info, count_or_remove_death_notes): Declare.
2304 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
2305 Verify register live at bb->global_live_at_start before adding USE.
2306 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
2307 (CLEAN_ALLOCA): New.
2309 (PROP_*): New flags.
2310 (find_basic_blocks_1): Use alloc_EXPR_LIST.
2311 (clear_edges): Zero n_edges.
2312 (make_edge): Increment n_edges.
2313 (split_edge): Don't allocate bb->local_set. Increment n_edges.
2314 (flow_delete_insn_chain): Export.
2315 (delete_block): Decrement n_edges.
2316 (merge_blocks_nomove): Likewise.
2317 (life_analysis): Give life_analysis_1 PROP flags.
2318 (verify_wide_reg_1, verify_wide_reg): New.
2319 (verify_local_live_at_start): New.
2320 (update_life_info): Rewrite to call into propogate_block.
2322 (mark_regs_live_at_end): After reload, if epilogue as rtl,
2323 always mark stack pointer. Conditionally mark PIC register.
2324 After reload, mark call-saved registers, return regsiters.
2325 (life_analysis_1): Accept PROP flags not remove_dead_code.
2326 Call mark_regs_live_at_end before zeroing regs_ever_live.
2327 Use calculate_global_regs_live. Copy global_live_at_end before
2328 calling final propagate_block. Zero reg_next_use on exit.
2329 (calculate_global_regs_live): New.
2330 (allocate_bb_life_data): Don't allocate bb->local_set.
2331 (init_regset_vector, free_regset_vector): Remove.
2332 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
2333 Test flags before every operation. Warn if prologue/epilogue insn
2334 would have been deleted.
2335 (mark_set_regs, mark_set_1): Accept and use FLAGS.
2336 Use alloc_EXPR_LIST.
2337 (mark_used_regs): Accept and use FLAGS, not FINAL.
2338 Remove special handling for RETURN.
2339 (try_pre_increment): Use alloc_EXPR_LIST.
2340 (dump_flow_info): Dump n_edges.
2341 (unlink_insn_chain, split_hard_reg_notes): Remove.
2342 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
2343 (find_insn_with_note, new_insn_dead_notes): Remove.
2344 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
2345 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
2346 (replace_insns): Remove.
2347 (count_or_remove_death_notes): New.
2348 (verify_flow_info): Abort on error after all checks.
2349 (remove_edge): Decrement n_edges.
2350 (remove_fake_edges): Tweek format.
2351 * haifa-sched.c (schedule_insns): Use split_all_insns.
2352 * output.h (update_life_info): Remove declaration.
2353 * recog.c (split_all_insns): From the corpse of split_block_insns,
2354 do the whole function block by block. Use update_life_info.
2355 (recog_last_allowed_insn): New.
2356 (recog_next_insn): Mind it.
2357 (peephole2_optimize): Set it. Walk backwards through blocks.
2358 Use update_life_info.
2359 * rtl.h (update_flow_info, replace_insns): Remove declarations.
2360 (split_all_insns): Declare.
2361 * toplev.c (rest_of_compilation): Thread prologue before flow2.
2362 Use split_all_insns.
2364 * i386.md (or -1 peep2s): Disable.
2366 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
2368 * config/mips/mips.md (movstrsi+[123]) : Combine these into
2369 a single pattern. Scrap the 'd' versions as unnecessary.
2371 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
2372 tablejump_mips162,tablejump_internal4): The operands to a
2373 label_ref must be VOIDmode.
2375 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2377 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
2379 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2381 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
2383 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
2385 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
2386 cache every function if ggc_p.
2388 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2390 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
2391 instead of copy_rtx. Accept sequences that contain asm statements.
2392 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
2393 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
2394 orig_asm_operands_vector, copy_asm_operands_vector,
2395 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
2397 * rtl.h (copy_insn, copy_insn_1): Declare.
2399 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2401 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
2403 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
2404 arguments to `current_file_function_operand'.
2406 * genrecog.c: Include hard-reg-set.h and resource.h in the
2407 generated output file.
2409 * real.c: Include tm_p.h.
2411 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2413 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
2416 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
2418 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
2419 before the fctiwz insn.
2421 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2422 Mark Mitchell <mark@codesourcery.com>
2424 * tree.c (make_lang_type_fn): New funtion pointer.
2425 (make_lang_type): Call it.
2426 * tree.h (make_lang_type): Declare.
2427 (make_lang_type_fn): Likewise.
2428 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
2430 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
2432 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
2433 make sure that HIGH instructions are copied into BASE_REGS.
2435 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
2437 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
2439 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
2441 * c-decl.c (finish_struct): Use simpler method of
2442 removing elements of a singly-linked list.
2444 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
2446 * alpha.md (peephole2's): Comment out peephole2's that generate
2449 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
2451 * genrecog.c (add_to_sequence): Disable mode check for
2454 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2456 * ggc-simple.c (init_ggc): Set empty_string.
2458 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
2460 * configure.in: Detect mmap. Add --with-gc=foo to select
2461 garbage collector; default to page if mmap available.
2462 * Makefile.in (GGC): Substitute.
2464 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
2466 * c-decl.c (ggc_p): Enable.
2468 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2470 * flow.c (verify_flow_info): Make it extern & unconditionally define.
2472 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
2474 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
2475 string for little-endian-data.
2477 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
2479 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
2480 case somebody tries to compile --enable-checking code with gcc
2483 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
2485 * genrecog.c (add_to_sequence): Verify operand to label_ref is
2488 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
2490 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
2491 * jump.c (jump_optimize_1): Document why.
2493 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2495 * collect2.c (scan_prog_file, scan_libraries): Prototype function
2496 pointers and casts for `int_handler' and `quit_handler'.
2498 * flow.c (verify_flow_info, split_hard_reg_notes,
2499 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
2500 remove_edge, remove_fake_successors): Add static prototypes.
2501 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
2502 (mark_set_1): Initialize variable `regno'.
2503 (unlink_insn_chain): Likewise for variable `curr'.
2504 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
2506 * loop.c (strength_reduce): Initialize variable
2507 `unrolled_insn_copies'.
2508 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
2509 prototypes. Change these functions to take const PTR parameters
2510 to avoid prototype conflict when used as the comparson argument
2512 (check_dbra_loop): Initialize variable `comparison_val'.
2514 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
2515 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
2516 (find_valid_class): Initialize variable `best_class'.
2517 (find_reloads): Call memcpy, not bcopy.
2519 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
2520 (hard_reg_use_compare): Don't needlessly cast away const.
2521 (reload_reg_class_lower): Likewise.
2522 (choose_reload_regs): Initialize variable `regno'.
2524 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
2526 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
2528 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
2530 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
2531 ({,d}discard): Add forward declarations. Declare parameter as
2533 (main_without_main): Explicitly declare return type to be int.
2534 (memcpy): Properly declare.
2536 * libgcc2.c (toplevel): If inhibit_libc is defined and not
2537 building the trampoline support, declare malloc, free, and
2539 (__clear_cache): Mark arguments as potentially unused.
2541 * frame.c (toplevel): If inhibit_libc is defined, declare
2544 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2546 * flow.c (make_edge): Accept an optional 2D bitmap in which
2547 to cache edge existence. Update all callers.
2548 (make_label_edge, make_eh_edge): Pass through the edge cache.
2549 (make_edges): Provide the cache.
2551 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2553 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2555 (local_mbtowc): Change the type of variable `i' from int to size_t.
2557 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2558 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2560 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2562 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2563 after other includes that define the appropriate types. Include
2564 tm_p.h for getting user prototypes.
2565 * ggc-callbacks.c (toplevel): Ditto.
2566 * ggc-none.c (toplevel): Ditto.
2567 * gcc-page.c (toplevel): Ditto.
2568 * ggc-simple.c (toplevel): Ditto.
2570 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2571 Jonathan Larmour <jlarmour@cygnus.co.uk>
2573 * config/mips/mips.c (mips_move_2words): Split doubles if
2574 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2576 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2578 * genrecog.c (struct decision_test): New.
2579 (struct decision): Remove test-related members, sort the rest by size.
2580 (IS_SPLIT): Simplify.
2581 (new_decision, new_decision_test): New.
2582 (add_to_sequence): Use them. No special handling for args of
2584 (maybe_both_true): Renamed from not_both_true; return sense changed.
2585 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2586 of maybe_both_true and adjusted for decision_test.
2587 (position_merit): Remove.
2588 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2589 (merge_accept_insn): New, broken out of merge_trees.
2590 (merge_trees): Use them. No special case for c_test; no node
2591 splitting; use test type instead of position_merit.
2592 (factor_tests): New.
2593 (simplify_tests): New.
2594 (break_out_subroutines): Don't write code now.
2595 (find_afterward): New.
2596 (write_afterward, write_switch, write_cond): New.
2597 (write_action, is_unconditional): New.
2598 (write_node): New. Use them.
2599 (write_tree_1): Rewrite. Use the new functions above.
2600 (write_tree): Remove afterward processing.
2601 (write_subroutine): Simplify function variant emission.
2602 (write_subroutines): New.
2603 (same_codes, clear_codes): Remove.
2604 (same_modes, clear_modes): Remove.
2605 (write_header): New, broken out of main.
2606 (make_insn_sequence): Use new_decision and new_decision_test.
2607 (process_tree): New, broken out of main.
2608 (main): Adjust for merge_trees interface change.
2609 Don't #define operands in the output file.
2610 (record_insn_name): New, broken out of make_insn_sequence.
2611 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2612 (debug_decision): New.
2614 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2616 * resource.c (find_free_register): Mark class_str argument const.
2617 * resource.h: Update prototype to match.
2619 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2620 * i386.md: Give all anonymous insns names.
2622 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2624 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2627 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2629 * toplev.c (dbr_sched_time): Unconditional.
2630 (peephole2_time): New.
2631 (compile_file): Add pass numbers to all of the dump file suffixes.
2632 Dump peephole2_time. Don't dump times for non-applicable passes.
2633 (rest_of_compilation): Add pass numbers to dump file suffixes.
2634 Conditionalize calls to the scheduler.
2635 * invoke.texi: Update.
2637 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2639 * flow.c (make_edges): Fix insn iteration.
2640 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2641 (find_basic_blocks_1): Fix spelling mistake.
2643 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
2645 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
2646 always have side-effects. Use memset not bzero.
2647 (make_node): Likewise.
2649 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
2651 * stmt.c (expand_anon_union_decl): When any of the elements of the
2652 union is addressable, so is the entire union.
2654 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
2656 * sbitmap.c (sbitmap_ones): Don't set too many bits.
2658 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
2659 * bitmap.c (bitmap_operation): Return true iff TO changed.
2660 (bitmap_equal_p): New.
2661 (bitmap_bit_p): Tidy arithmetic.
2662 (debug_bitmap_file): Likewise.
2664 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
2666 * toplev.c (rest_of_compilation): Turn on cse_not_expected
2667 before cse2 instead of after.
2669 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
2671 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
2674 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2676 * cppinit.c (is_idchar initializer): Loosen tests to accept
2679 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
2681 * mips.md: Define conditional move patterns for floating point
2682 operands and DI mode conditions.
2684 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
2686 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
2687 always have side-effects.
2689 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
2691 * mn10200.c (asm_file_start): Fix typo.
2693 * cppinit.c (is_idchar initializer): Tighten tests for when
2694 to put the table into initialized memory.
2696 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
2697 not an array of rtunion.
2698 * gcc-page.c (ggc_alloc_rtvec): Similarly.
2699 * gcc-simple (ggc_free_rtvec): Similarly.
2701 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
2704 * mbchar.h: Add missing #endif.
2706 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
2707 (FPBIT, DPBIT): Define.
2709 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2711 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
2713 * profile.c (instrument_arcs, output_gcov_string,
2714 tablejump_entry_p): Add static prototypes.
2715 (output_gcov_string): Constify a char*.
2717 * regmove.c (replacement_quality, fixup_match_2): Add static
2720 * resource.h (reg_dead_p): Add extern prototype.
2722 * rtl.c (trim_filename): Add static prototype.
2724 * scan-decls.c (skip_to_closing_brace): Likewise.
2726 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
2727 (expand_end_case): Initialize variable `range'.
2728 (emit_case_nodes): Remove unused prototype `rtx_fn'.
2730 * varasm.c (asm_emit_uninitialised): Add static prototype.
2731 (asm_emit_uninitialised, assemble_variable): Mark parameter with
2734 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2736 * cpplib.c (if_directive_nameo): Add static prototype.
2738 * cse.c (cse_insn): Remove unused variable `p'.
2740 * except.c (create_rethrow_ref, push_entry,
2741 receive_exception_label, new_eh_region_entry, find_func_region,
2742 clear_function_eh_region, process_nestinfo): Add static prototypes.
2743 (get_reg_for_handler): Hide definition.
2744 (process_nestinfo): Initialize variable `extra_handlers'.
2746 * expr.h (expand_builtin_longjmp): Add extern prototype.
2748 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
2750 * function.c (prepare_function_start): Likewise.
2751 (pop_function_context_from): Mark parameter `context' with
2753 (push_temp_slots_for_block, flush_addressof): Hide definition.
2755 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
2756 solve_program_flow_graph, calculate_branch_probs,
2757 function_summary, main, fancy_abort): Add prototypes.
2759 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
2760 (add_hash): Constify a char*.
2762 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
2763 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
2764 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
2766 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
2768 * lists.c (free_list, zap_lists): Likewise.
2770 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2772 * alias.c (nonlocal_reference_p): Add static prototype.
2774 * bitmap.c (bitmap_element_allocate): Prototype args in function
2777 * builtins.c (stabilize_va_list): Add static prototype.
2778 (expand_builtin_va_arg): Constify a char*.
2780 * c-lex.c (getch, put_back, extend_token_buffer_to,
2781 read_line_number, token_getch, token_put_back): Add static
2784 * c-parse.gperf (hash, is_reserved_word): Likewise.
2786 * cccp.c (is_dir_separator): Likewise.
2788 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2790 * graph.h: New file to prototype functions exported by graph.c.
2792 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
2794 * graph.c: Include graph.h.
2796 * toplev.c: Likewise. Remove redundant prototypes.
2798 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
2800 * invoke.texi: Removed duplicated description for -Q.
2802 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
2804 * extend.texi: Grammar fix in __extension__ text.
2806 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
2808 * md.texi (define_peephole2): New section.
2810 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
2812 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
2813 (mov $-1 to or peepholer): Enable for pentium when optimizing for
2816 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
2818 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
2820 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
2822 * i386.md (ffs expander): Emit Pentium friendly code for
2825 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
2827 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
2831 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2833 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
2835 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
2837 * config/m68k/m68k.c (use_return_insn): Return false if the pic
2840 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2842 * md.texi (No Constraints): Delete section.
2843 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
2844 * final.c (final_scan_insn): We always have register constraints.
2845 * genattrtab.c: Don't include "insn-config.h".
2846 (write_attr_case): We always have register constraints.
2847 * genconfig.c (register_constraint_flag): Delete.
2848 (walk_insn_part): Don't check whether we have register constraints.
2849 (main): Don't write out "#define REGISTER_CONSTRAINTS".
2850 * genoutput.c (have_constraints): Delete.
2851 (main): Don't set it.
2852 (output_operand_data): We always have constraints.
2853 (scan_operands): Likewise.
2854 (compare_operands): Likewise.
2855 * local-alloc.c (block_alloc): We always have constraints.
2856 (requires_inout): Always compile this function.
2857 * recog.c (extract_insn): We always have constraints.
2858 (constrain_operands, reg_fits_class_p): Always compile these
2860 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
2862 (struct insn_operand_data): Likewise.
2863 * regclass.c (regclass): We always have constraints.
2864 (record_reg_classes, copy_cost, record_address_regs,
2865 auto_inc_dec_reg_p): Always compile these functions.
2866 * regmove.c (regmove_optimize): We always have constraints.
2867 * reload.c (find_reloads): Likewise.
2868 * reload1.c (reload): Likewise.
2869 (reload_cse_simplify_operands): Likewise.
2870 * i860.c (output_delay_insn): Likewise.
2872 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
2874 * iris6.h (BUILD_VA_LIST_TYPE): Define.
2876 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2878 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
2879 for the va_list record.
2881 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
2883 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
2886 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
2888 * alias.c: Include insn-flags.h.
2889 * Makefile.in (alias.o): Update.
2891 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
2893 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
2894 to LTU and GEU. Handle more cases using sbb.
2896 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
2898 * i386.md (truncatexfdf splitters): Do not use subreg.
2899 (fop XFmode patterns): Fix mode in operand testing.
2901 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
2903 * jump.c (jump_optimize_1): Amend last change to test only the
2904 form of the operand, not the insn.
2906 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
2907 not register_operand to determine when B may need preloading.
2909 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
2911 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
2912 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
2913 (call-value patterns): Move to end of file.
2914 (*): Remove mode from label_ref in (pc) context.
2915 (movstrqi): Use memory not general_operand for BLKmode operands.
2916 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
2917 to register_operand operands.
2918 (peep2 patterns): Convert from commented-out peephole patterns.
2920 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2922 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
2923 to BUILT_IN_INIT_DWARF_REG_SIZES.
2924 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
2925 Renamed from BUILT_IN_DWARF_REG_SIZE; call
2926 expand_builtin_init_dwarf_reg_sizes.
2927 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
2928 with __builtin_init_dwarf_reg_size_table.
2929 * dwarf2out.c (struct reg_size_range): Delete.
2930 (expand_builtin_init_dwarf_reg_sizes): New function.
2931 (expand_builtin_dwarf_reg_size): Delete.
2932 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
2933 (expand_builtin_dwarf_reg_size): Don't declare.
2934 * libgcc2.c (dwarf_reg_size_table_initialized): New.
2935 (dwarf_reg_size_table): New.
2936 (init_reg_size_table): New function.
2937 (copy_reg): Use dwarf_reg_size_table.
2938 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
2941 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
2943 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
2944 Correctly build argument list to constructor and destructor functions.
2946 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
2948 * c-tree.h (warn_float_equal): Declare.
2949 * c-decl.c (warn_float_equal): Define.
2950 (c_decode_option): Recognize -W[no-]float-equal.
2951 * c-typeck.c (build_binary_op): Conditionally warn
2952 about equality tests of floating point types.
2953 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
2954 * invoke.texi: Add docs for -Wfloat-equal warning.
2956 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
2958 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
2959 generating RTL directly.
2960 * mips.h (INIT_TARGET_OPTABS): Likewise.
2961 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
2963 * expr.h (init_mov_optab): Delete declaration
2965 * h8300.c (WORD_REG_USED): Update to avoid useless register
2966 saves in interrupt functions and functions which never return.
2968 * cse.c (struct set): Delete inner_dest_loc field.
2969 (cse_insn): Remove assignments to inner_dest_loc field.
2971 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
2973 * ggc-page.c: Don't include <unistd.h> etc taken care of
2974 by "system.h". Include <sys/mman.h> afterward.
2976 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
2978 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
2981 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
2983 * xcoffout.c (xcoffout_declare_function): Add documentation.
2984 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
2985 TARGET_64BIT. Compare constant to -1, not bit pattern.
2986 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
2987 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
2990 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
2992 * dwarf2out.c (add_abstract_origin_attribute): Abort if
2994 (gen_inlined_enumeration_type_die): Do not abort if the type has
2995 not been writeen out.
2996 (gen_inlined_structure_type_die): Do not abort if the type has
2997 not been writeen out.
2998 (gen_inlined_union_type_die): Do not abort if the type has
2999 not been writeen out.
3000 (gen_tagged_type_instantiation_die): Do not abort if the type
3001 has not been written out.
3003 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3005 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3007 * reg-stack.c (straighten_stack): Copy hard reg set with
3010 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3012 * builtins.c (stabilize_va_list): Stabilize array type va_list
3013 to a pointer type, not the base record type.
3014 (expand_builtin_va_copy): Dereference the pointers explicitly;
3015 use the correct size for the copy.
3017 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3018 (rs6000_va_arg): Likewise.
3020 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3022 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3024 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3026 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3028 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3030 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3032 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3033 (init_ggc): Use it instead of a constant.
3034 (ggc_collect): Bound allocated_last_gc by it.
3036 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3038 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3041 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3043 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3044 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3046 * config/mips/openbsd.h: New, OpenBSD little endian target.
3047 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3048 * config/mips/xm-openbsd.h: New, OpenBSD host.
3050 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3052 * config/m68k/m68k.c (output_function_prologue,
3053 output_function_epilogue): Use
3054 current_function_uses_pic_offset_table instead of regs_ever_live
3055 to decide whether to save/restore pic register.
3056 (legitimize_pic_address): Don't modify regs_ever_live any more.
3058 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3060 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3061 * stor-layout.c (variable_size): Don't add sizes to the pending
3062 sizes list if x_dont_save_pending_sizes_p is set.
3064 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3066 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3067 for symbolic_operand().
3068 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3070 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3072 * combine.c (gen_rtx_combine): Add missing call to va_end().
3074 * final.c (asm_fprintf): Likewise.
3076 * genattrtab.c (attr_rtx): Likewise.
3078 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3080 * cse.c: Update comments.
3081 (cse_insn): When converting a conditional/computed jump into
3082 an unconditional jump, always make sure a BARRIER immediately
3083 follows the converted jump. Do not delete unreachable code.
3084 (cse_basic_block): Do not delete unreachable code.
3085 * toplev.c (rest_of_compilation): Move call to
3086 delete_trivially_dead_insns after the conditional call to
3089 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3091 * collect2.c (make_temp_file): Don't prototype.
3093 * gcc.c (make_temp_file): Likewise.
3095 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3097 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3099 * varasm.c (asm_emit_uninitialised): New function: Generate
3100 the assembler statements necessary to declare an uninitialised
3102 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3104 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3105 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3107 (assemble_variable): Use asm_emit_uninitialised to emit an
3108 uninitialised variable.
3110 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3112 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3113 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3114 <geoffk@cygnus.com>.
3116 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3118 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3119 * c-common.h (builtin_function): Don't declare.
3121 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3123 (pushdecl): Likewise.
3124 (finish_decl): Likewise.
3125 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3126 int. All callers changed.
3127 Set the builtin's DECL_BUILT_IN_CLASS.
3128 * tree.h (enum built_in_class): New.
3129 (enum built_in_function): Delete NOT_BUILT_IN.
3130 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3132 (DECL_SET_FUNCTION_CODE): Likewise.
3133 (DECL_BUILT_IN_CLASS): New macro.
3134 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3135 (struct tree_decl): Split builtin function code field into a
3137 (builtin_function): Declare.
3139 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3141 * optabs.c (init_traps): Fix typo in last change.
3143 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3145 * toplev.c (rest_of_decl_compilation): Update comment.
3147 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3149 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3150 in .sbss if appropriate.
3151 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3152 (SBSS_SECTION_ASM_OP): New macro.
3153 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3154 (EXTRA_SECTIONS): Add in_sbss.
3155 * config/mips/mips.h: Prototype sbss_section.
3157 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3159 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3162 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3164 * optabs.c (init_traps): Register trap_rtx as a GC root.
3166 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3168 * config/mips/mips.c (function_arg_pass_by_reference): Define
3169 unconditionally, since it's called unconditionally.
3171 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3173 * toplev.c (documented_lang_options): Add -fshort-wchar.
3174 * c-decl.c (c_decode_option): Likewise.
3175 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3177 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3178 * gcc.c (default_compilers): If -fshort-wchar,
3179 override __WCHAR_TYPE__.
3180 * tm.texi (C Dialect Options): Add -fshort-wchar.
3182 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3183 symbol for a variable.
3185 * cpplib.h (CPP_PREPROCESSED): New macro.
3186 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
3187 we're seeing this input for a second time.
3189 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
3191 * emit-rtl.c (init_emit_once): Initialize modes first.
3193 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
3195 * config/i386/i386.c (pic_label_name): Change to char pointer.
3196 (global_offset_table): New variable.
3197 (load_pic_register): Fill global_offset_table if it hasn't
3198 already been done. Allocate pic_label_name dynamically.
3199 * ggc.h (empty_string): New variable.
3200 * ggc-simple.c (empty_string): Likewise.
3201 (init_ggc): Allocate empty_string and add as root.
3202 * stmt.c (digit_strings): New variable.
3203 (init_stmt): Add last_block_end_note as root. Allocate and
3204 initialize digit_strings.
3205 (expand_asm_operands): Use empty_string instead of string
3206 constant. Use digit_strings instead of string constants.
3207 * profile.c (init_arc_profiler): Allocate string with
3208 ggc_alloc_string instead of xmalloc.
3209 (output_func_start_profiler): Likewise.
3210 * c-typeck.c (digest_init): Check if init is error_mark_node.
3212 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
3213 Richard Henderson <rth@cygnus.com>
3215 * ggc-page.c: New file.
3216 * Makefile.in (ggc-page.o): New.
3218 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
3220 * invoke.texi: Document -fdelete-null-pointer-checks
3221 * toplev.c (flag_delete_null_pointer_checks): New.
3222 (f_options): Add entry for -fdelete-null-pointer-checks.
3223 (rest_of_compilation): Conditionalize null pointer check
3224 elimination on flag_delete_null_pointer_checks.
3225 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
3227 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
3229 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
3230 copyright notice and special exception to GPL.
3232 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3234 * abi64.h (mips_function_value): Add prototype arguments.
3236 * mips-protos.h: New file with mips prototypes.
3238 * mips.c: Include "tm_p.h".
3239 (mktemp, lookup_name): Add prototype arguments.
3240 (extern_list, string_constant, mips_fill_delay_slot,
3241 mips_output_external, mips_output_external_libcall,
3242 mips_output_filename, mips_declare_object, function_prologue,
3243 mips_expand_prologue, function_epilogue, mips16_constant,
3244 build_mips16_function_stub, mips_output_conditional_branch):
3246 (mips_va_start): Remove unused variable `u'.
3247 (mips_va_arg): Cast value to unsigned when comparing against one.
3249 (save_restore_insns, mips_expand_prologue): Add missing arg in
3250 call to `large_int'.
3252 * mips.h: Move prototypes to mips-protos.h.
3253 (data_section, memory_address_p, rdata_section,
3254 readonly_data_section, simple_epilogue_p, text_section): Delete
3255 prototypes delcared elsewhere.
3256 (mips_epilogue_delay_slots, print_options): Delete unused decls.
3258 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
3260 * mips.md: Delete extra args in call to `mips_move_2words'.
3262 * xm-iris6.h (alloca): Add prototype argument.
3264 * genpeep.c: Include "tm_p.h" in generated output file.
3266 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3268 * basic-block.h (find_edge_index): Change parameters.
3269 * flow.c (verify_edge_list): Pass basic_block parameters to
3270 find_edge_index instead of integers.
3272 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
3274 * combine.c (simplify_comparison): Use an unsigned shift to adjust
3277 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
3279 * gcc.1: Fix a formatting error.
3281 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3283 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
3284 i786, mn10200, mn10300, pdp11, v850.
3286 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
3288 * libgcc2.c (num_digits): Add prototype with
3289 __attribute__((const)).
3290 (__terminate): Add prototype.
3292 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
3294 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
3296 * alpha/alpha.c (print_operand): Fix type of `code'.
3297 (alpha_output_filename): Constify.
3298 * alpha/alpha.h: Move all function declarations ...
3299 * alpha/alpha-protos.h: ... here. New file.
3300 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
3301 (SECTION_FUNCTION_TEMPLATE): Likewise.
3303 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3305 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
3306 * expr.c (expand_expr): Likewise.
3307 (do_jump): Likewise.
3308 (do_store_flag): Pass ccp_store_flag to can_compare_p.
3309 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
3311 (enum can_compare_purpose): New.
3312 (can_compare_p): Adjust prototype.
3313 (prepare_cmp_insn, prepare_operand): Declare.
3314 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
3315 * optabs.c (cmp_available_p): Deleted.
3316 (expand_abs): Pass ccp_jump to can_compare_p.
3317 (can_compare_p): New arg PURPOSE. Check for combined optabs.
3318 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
3319 Call can_compare_p rather than cmp_available_p.
3320 (prepare_operand): No longer static.
3321 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
3322 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
3323 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
3324 sequence to use emit_cmp_and_jump_insns.
3325 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
3327 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
3329 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
3330 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
3331 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
3332 (plus (reg) (const_int 0))
3333 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
3335 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
3337 * rs6000.c (expand_block_move): DImode loads and stores require
3338 word-aligned displacements. Increment address registers with
3339 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
3341 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
3343 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
3344 is no name for the base type, rather than segfault. If we are
3345 writing out a complex integer type, use DW_ATE_lo_user.
3347 * expr.c (emit_move_insn_1): If we are copying a complex that fits
3348 in one word or less (complex char, complex short, or on 64 bit
3349 systems complex float) to/from a hard register, copy it through
3350 memory instead of dying in gen_{real,imag}part. If we have a
3351 short complex type, prevent inlining since it allocates stack
3354 * tree.c (build_complex_type): If we are writing dwarf2 output,
3355 generate a name for complex integer types.
3357 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3359 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
3360 * flow.c (remove_edge): Remove extra whitespace.
3361 (remove_fake_edges): Fix comment.
3362 (add_noreturn_fake_exit_edges): Use the correct name.
3364 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
3366 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
3367 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
3368 (clean): Depend on INTL_CLEAN.
3369 (maintainer-clean): Adjust.
3371 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3373 * configure.in (AC_PREREQ): Bump to 2.13.
3374 (AC_C_STRINGIZE): Call this instead of using a custom macro.
3376 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
3378 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
3380 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
3382 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
3383 (HAVE_STRINGIZE): Define.
3385 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
3387 * c-parse.in: save and restore warn_pointer_arith on __extension__
3388 along with pedantic.
3389 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
3390 Set the type of extension to itype rather than $<itype>1 kludge.
3391 * extend.texi (Alternate Keywords): Adjust documentation.
3392 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
3394 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
3396 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
3397 most assembler templates.
3399 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
3400 FP loads and stores.
3401 (following_call): Always return zero for the PA8000.
3402 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
3403 FP loads and stores.
3404 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
3406 * pa.h (BRANCH_COST): Define.
3408 * pa.md (return, return_internal): Use bve for PA2.0.
3410 * pa.md (fused multiply): Add variants which reduce height for the
3411 fused multiply, but which still generate 2 insns.
3412 (fnegabs): Similarly.
3414 * pa.md (subsi3): Turn into an expander. Create two anonymous
3415 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
3416 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
3418 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
3420 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
3422 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
3423 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
3425 * regclass.c (init_regs): Add "top_of_stack" as a garbage
3428 * flow.c (record_active_eh_regions): Terminate loop after finding
3429 the last insn in the last basic block.
3431 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3433 * config/c4x/c4x.md: Delete parallel instruction peepholes.
3435 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3437 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
3439 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3441 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
3442 splitting to not use output template.
3444 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3446 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
3447 * config/c4x/c4x.c (c4x_va_start): New function.
3449 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
3451 * genrecog.c (not_both_true): Handle correctly cases when called for
3452 tests with different positions in the insn.
3454 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3456 * machmode.h (HOST_PTR_PRINTF): Move from here ...
3458 * system.h (HOST_PTR_PRINTF): ... to here.
3460 * mips-tfile.c: Don't include machmode.h.
3462 * Makefile.in (MACHMODE_H): New variable. Update to use it.
3463 (mips-tfile.o): Don't depend on machmode.h.
3465 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3467 * haifa-sched.c (sched_analyze): Rename local variable `region' to
3468 avoid conflicts with typedef struct `region' at the top level scope.
3470 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
3472 * basic-block.h (basic_block): Add eh_beg, eh_end.
3473 * flow.c (entry_exit_blocks): Update.
3474 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
3476 (find_basic_blocks_1): Don't record eh_list at each bb. Use
3477 lists.c functions to allocate insn lists.
3478 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
3480 (make_eh_edge): ... here. New.
3481 (move_stray_eh_region_notes): New.
3482 (record_active_eh_regions): New.
3483 (delete_unreachable_blocks): Split out block merging ...
3484 (try_merge_blocks): ... here. New.
3485 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
3486 Dump debugging data.
3487 (merge_blocks_move_successor_nojumps): Likewise.
3488 (merge_blocks): Use eh_beg+eh_end to validate block movement.
3490 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
3492 * extend.texi (Bound member functions): Document unbound pmf
3495 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3497 * flow.c (split_edge): Handle insertion on a fallthrough edge which
3498 has the EXIT_BLOCK as a dest.
3500 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3502 * flow.c (remove_edge): New function to remove an edge from the
3504 (remove_fake_successors): New function to remove fake successor edges.
3505 (remove_fake_edges): New function to remove all fake edges from the
3507 (add_fake_exit_edges): New function to add fake edges from all blocks
3508 with no successors to the exit block.
3509 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
3510 prototypes for new functions.
3512 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
3514 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
3515 Use Pmode to determine whether to output .dword or .word.
3517 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
3519 * tree.c (built_in_filename): New variable.
3520 (BUILT_IN_FILENAME): New macro.
3521 (init_tree_codes): Allocate built_in_filename.
3522 (make_node): Use built_in_filename instead of string constant.
3524 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
3526 * configure.in: Add fr30 target.
3527 * configure: Regenerate.
3528 * config/fr30: New directory.
3529 * config/fr30/crti.asm: New file.
3530 * config/fr30/fr30.c: New file.
3531 * config/fr30/crtn.asm: New file.
3532 * config/fr30/fr30.h: New file.
3533 * config/fr30/fr30.md: New file.
3534 * config/fr30/lib1funcs.asm: New file.
3535 * config/fr30/t-fr30: New file.
3536 * config/fr30/xm-fr30.h: New file.
3538 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
3540 * flow.c (merge_blocks_move_successor_nojumps): Delete the
3541 BARRIER at the end of the successor, not the BARRIER before
3544 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3546 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3548 * stmt.c (any_pending_cleanups): Don't crash when
3549 current_function->stmt is unset.
3551 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3553 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3554 other initializations that may use it for relative offsets.
3556 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3558 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3559 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3560 * config/i386/sol2dbg.h: Removed.
3561 * config/i386/sol2gas.h: New file, to enable gas work-around.
3562 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3563 Don't use sol2dbg.h.
3564 * configure: Rebuilt.
3566 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3568 * invoke.texi (-fthis-is-variable): Remove documentation.
3570 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3572 * basic-block.h (compute_bb_for_insn): Declare.
3573 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3574 to use; set size of basic_block_for_insn directly.
3575 (find_basic_blocks): Update.
3577 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3579 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3581 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3583 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3584 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3586 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3588 * c-decl.c (c_decode_option): Extend comment.
3590 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3592 * toplev.c (progname): Make 'const char *'
3593 (flag_print_mem): Move out of main.
3594 (version_flag): Move out of main.
3595 (filename): Move out of main.
3596 (debug_args): Remove g prefix from options.
3597 (documented_lang_options): Remove cpplib specific options.
3598 (display_help): Add g prefix to debug options.
3599 (check_lang_option): Delete this function.
3600 (decode_d_option): New function: Decode -d... option.
3601 (decode_f_option): New function: Decode -f... option.
3602 (decode_W_option): New function: Decode -W... option.
3603 (decode_g_option): New function: Decode -g... option.
3604 (independent_decode_option): New function: Decode a language
3605 independent command line option.
3606 (main): Invoke lang_decode_option and then
3607 independent_decode_option on each command line option in
3610 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3612 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3613 * fold-const.c (fold_range_test): Do not try to fold the range
3614 test if the rhs or lhs has side effects.
3616 * basic-block.h (compute_flow_dominators): Declare.
3618 * gcse.c (alloc_code_hoist_mem): New function.
3619 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3620 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3621 (hoist_code, one_code_hoisting_pass): Likewise.
3622 (gcse_main): If optimizing for size, then hoist expressions
3623 computed in multiple dominated basic blocks.
3625 * gcse.c (invalid_nonnull_info): New function.
3626 (delete_null_pointer_checks): Likewise.
3627 * rtl.h (delete_null_pointer_checks): Declare.
3628 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3630 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3631 (merge-blocks_move_successor_nojumps): Likewise.
3632 (merge_blocks): Allow merging of some blocks, even if it requires
3633 physical movement of the blocks, but not if it requires new jumps.
3635 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3636 Callers and prototype changed.
3637 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3639 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3641 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3642 -YP when both -p and -pg are present. From i386/sol2.h.
3644 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3646 * Makefile.in (distclean): Delete tm_p.h.
3647 * configure.in: Create a new file, "tm_p.h", from a list in
3648 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
3649 "i386/i386-protos.h".
3651 * alias.c: Include "tm_p.h".
3652 * c-typeck.c: Likewise.
3653 * calls.c: Likewise.
3655 * emit-rtl.c: Likewise.
3656 * explow.c: Likewise.
3657 * expmed.c: Likewise.
3659 * final.c: Likewise.
3661 * fold-const.c: Likewise.
3662 * function.c: Likewise.
3664 * global.c: Likewise.
3665 * haifa-sched.c: Likewise.
3666 * integrate.c: Likewise.
3668 * local-alloc.c: Likewise.
3670 * optabs.c: Likewise.
3671 * recog.c: Likewise.
3672 * reg-stack.c: Likewise.
3673 * regclass.c: Likewise.
3674 * regmove.c: Likewise.
3675 * reload.c: Likewise.
3676 * reload1.c: Likewise.
3677 * reorg.c: Likewise.
3678 * resource.c: Likewise.
3680 * stor-layout.c: Likewise.
3681 * toplev.c: Likewise.
3683 * unroll.c: Likewise.
3684 * genattrtab.c (main): Make generated file include "tm_p.h".
3685 * genemit.c (main): Likewise.
3686 * genoutput.c (main): Likewise.
3687 * genrecog.c (main): Likewise.
3689 * i386.h: Delete all prototypes.
3690 * i386.c: Include "tm_p.h".
3691 (ix86_attr_length_default): Call constant_call_address_operand
3692 with correct number of arguments.
3693 * i386-protos.h: New file.
3694 * i386.md (unnamed patterns): Call constant_call_address_operand
3695 with correct number of arguments.
3696 (exception_receiver): Call load_pic_register with correct number
3699 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
3701 * c-pragma.c (mark_align_stack): Dereference the void* properly.
3703 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
3705 * rtl.h (insns_safe_to_move_p): New function.
3706 * loop.c (find_and_verify_loops): Use it.
3707 * rtlanal.c (insns_safe_to_move_p): Define it.
3709 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
3711 * c-pragma.c: Include ggc.h.
3712 * Makefile.in (c-pragma.o): Update.
3714 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3716 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
3717 (LIB_SPEC): Likewise.
3718 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
3719 Reindent -YP/-p/-pg.
3720 Copied from config/sparc/sol2.h.
3722 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
3724 * c-pragma.c (mark_align_stack): New.
3726 * c-pragma.h (init_pragma): Declare it.
3727 * c-lex.c (init_parse): Call it.
3729 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3731 * configure.in: Pick up thread library on Solaris/x86 just
3732 like on Solaris/sparc.
3733 * configure: Rebuilt.
3735 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
3737 * rtl.h (global_rtx_index): New enum.
3738 (global_rtl): Change to array of rtx.
3739 (pc_rtx, cc0_rtx): Redefine accordingly.
3740 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
3741 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
3742 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
3743 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
3744 (const_int_rtx): Change to array of rtx.
3745 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
3747 * emit-rtl.c (global_rtl): Change to array of rtx.
3748 (const_int_rtx): Change to aray of rtx.
3749 (gen_rtx_CONST_INT): Redefine accordingly.
3750 (init_emit_once): Allocate and initialize global_rtl. Likewise
3751 for const_int_rtx. Add both as GC roots.
3752 * genattrtab.c (global_rtl): Update declaration.
3754 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
3756 * Makefile (USER_H): Add iso646.h back.
3758 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
3760 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
3761 zapping the LOG_LINKS of sched_before_next_call.
3763 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
3764 * pa.c (insn_refs_are_delayed): Renamed from
3765 insn_sets_and_refs_are_delayed.
3767 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
3769 * functiion.h (struct function): Add x_whole_function_mode_p.
3770 (retrofit_block): Declare.
3771 * function.c (retrofit_block): New function.
3772 (identify_blocks): Add assertions. Allow an incomplete set of
3773 block notes if we're still generating code for the function.
3774 * integrate.c: Include loop.h.
3775 (expand_inline_function): Call find_loop_tree_blocks to map block
3776 notes to blocks when in whole-function mode. Use retrofit_block
3777 to insert new BLOCKs for the inlined function, rather than
3779 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
3780 * Makefile.in (integrate.o): Depend on loop.h.
3782 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
3784 * tree.h (warn_about_unused_variables): Declare.
3785 * stmt.c (warn_about_unused_variables): New function, split out
3787 (expand_end_bindings): Here.
3789 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
3791 * stmt.c (preserve_subexpressions_p): Don't crash when
3792 current_function->stmt is unset.
3794 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
3796 * stmt.c (expand_start_bindings): Allow callers to pass a flag
3797 indicating that no NOTE_INSN_BLOCK_BEG note is required.
3798 (expand_start_target_temps): Use it.
3799 * except.c (expand_eh_region_start_for_decl): Likewise.
3800 * expr.c (expand_expr): Likewise.
3802 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
3804 * fold-const.c (operand_equal_p): Pay attention to side effects.
3806 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
3808 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
3809 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
3811 * tlink.c (scan_linker_output): Look for keywords before accepting
3812 a mangled name in quotes.
3814 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
3816 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
3817 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
3819 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
3821 * alpha.md: Revert Thu Nov 26 change that came in through the
3822 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
3823 Avoid earlyclobber when possible.
3825 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3827 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
3829 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
3830 Define HAVE_ON_EXIT.
3832 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3834 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
3835 CTYPE_CONV in all ctype macros.
3837 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
3840 * cexp.y (initialize_random_junk): Likewise.
3842 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
3844 * i370.c (handle_pragma): Likewise.
3846 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
3848 * v850.c (override_options): Likewise.
3850 * doprint.c (_doprnt): Likewise.
3852 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
3855 * fixinc/server.c (load_data): Likewise.
3857 * fold-const.c (real_hex_to_f): Likewise.
3859 * genattr.c (write_upcase, gen_attr): Likewise.
3861 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
3862 write_upcase): Likewise.
3864 * genemit.c (print_code): Likewise.
3866 * genopinit.c (gen_insn): Likewise.
3868 * genpeep.c (print_code): Likewise.
3870 * genrecog.c (print_code): Likewise.
3872 * optabs.c (init_libfuncs): Likewise.
3874 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
3876 * haifa-sched.c (sched_analyze): Keep the list of notes organized
3878 (reemit_notes): Likewise.
3880 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
3882 * ggc.h (ggc_root): Move to ggc-common.c.
3884 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
3885 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
3886 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
3887 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
3888 * ggc-common.c (ggc_root): Move from ggc.h.
3889 (roots): Declare, static.
3890 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
3891 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
3892 null or check/set mark bit.
3893 (ggc_mark_roots): New.
3894 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
3896 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
3898 * m32r.c: Include toplev.h.
3899 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
3900 (gen_compare): Rename swap_p to must_swap to match uses.
3901 Add default abort case.
3902 (m32r_output_function_epilogue): Remove unused variables.
3903 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
3904 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
3905 define to empty parameter list. Update all uses.
3906 (predicate decls): Use enum machine_mode not int.
3907 * m32r.md (movsi): Call abort, not fatal_insn.
3908 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
3910 1999-09-14 Andrew Haley <aph@cygnus.com>
3912 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
3913 use $0 instead of 0.
3915 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3917 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
3918 computation out of loop over hard regs.
3920 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
3922 * function.c (identify_blocks): Don't shadow a variable in an
3924 * integrate.c (integrate_decl_tree): Don't use pushlevel,
3925 pushdecl, or poplevel to build up the new BLOCK tree.
3926 (expand_inline_function): Likewise.
3927 (integrate_parm_decls): Likewise.
3929 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
3931 * c-typeck.c (qualify_type): Merge qualifiers from both types.
3933 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
3935 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
3936 * invoke.texi: Document this change.
3938 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
3940 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
3942 (mark_emit_status): Renamed from mark_emit_state.
3943 * except.c (mark_eh_status): Renamed from mark_eh_state.
3944 Check not null before marking.
3945 (free_eh_status): New.
3946 * expr.c (mark_expr_status, free_expr_status): New.
3947 * function.c (free_machine_status): New.
3948 (free_after_parsing): New.
3949 (free_after_compilation): Move bits to free_after_parsing; call
3950 free_eh_status, free_expr_status; zero the marked members of the
3952 (prepare_function_start): No can_garbage_collect.
3953 Call init_eh_for_function.
3954 (expand_dummy_function_end): Free up current_function state.
3955 (mark_function_status): Renamed from mark_function_state.
3956 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
3957 * function.h (struct function): No can_garbage_collect.
3958 (free_machine_status, free_after_parsing): Declare.
3959 (free_eh_status, free_expr_status): Declare.
3960 * ggc.h (mark_expr_status): Declare.
3961 * stmt.c (free_stmt_status): Free the struct.
3962 (mark_stmt_status): Renamed from mark_stmt_state.
3963 (init_stmt): Don't call init_eh.
3964 (init_stmt_for_function): Don't call init_eh_for_function.
3965 * toplev.c (compile_file): Call init_eh.
3966 (rest_of_compilation): Free basic block info before ggc_collect.
3967 Call free_after_parsing; conditionally call free_after_compilation.
3968 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
3969 Check not null before marking.
3970 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
3972 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
3974 * c-lex.c (yylex): Initialize warn.
3976 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
3978 * pa.c (emit_move_sequence): Properly set the mode of the scratch
3979 register when performing secondary reloads for the SAR register.
3981 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
3983 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
3984 (NOTE_BLOCK): New macro.
3985 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
3986 * function.h (identify_blocks): Change prototype.
3987 * function.c (identify_blocks): Simplify.
3988 (reorder_blocks): Likewise.
3989 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
3990 NOTE_INSN_BLOCK_{BEG,END}.
3991 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
3992 the list of saved notes if the note isn't a
3993 NOTE_INSN_BLOCK_{BEG,END}.
3994 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
3996 (reemit_notes): Adjust recreation of notes to reflect new saved
3998 * print-rtl.c (print_rtx): Print the address of the BLOCK when
3999 printing a block note.
4000 * stmt.c (block_vector): Remove.
4001 (find_loop_tree_blocks): Simplify.
4002 (unroll_block_trees): Likewise.
4003 * tree.h (reorder_block): Change prototype.
4005 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4007 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4008 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4009 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4010 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4011 (atexit, exit): Simplify.
4012 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4013 * config/lots: Remove defns of HAVE_ATEXIT.
4015 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4017 * calls.c (precompute_arguments): Fix typo in comment.
4018 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4021 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4023 * dsp16xx.c (override_options): Fix typos in GC root registration.
4025 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4027 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4029 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4030 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4031 (CC1_SPEC): Likewise.
4033 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4035 * genattr.c (main): Add extern prototype. Call return, not exit.
4036 * genattrtab.c (main): Likewise.
4037 * gencheck.c (main): Likewise.
4038 * gencodes.c (main): Likewise.
4039 * genconfig.c (main): Likewise.
4040 * genemit.c (main): Likewise.
4041 * genextract.c (main): Likewise.
4042 * genflags.c (main): Likewise.
4043 * gengenrtl.c (main): Likewise.
4044 * genopinit.c (main): Likewise.
4045 * genoutput.c (main): Likewise.
4046 * genpeep.c (main): Likewise.
4047 * genrecog.c (main): Likewise.
4049 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4050 * genattrtab.c (get_insn_name): Likewise.
4051 * gencodes.c (get_insn_name): Likewise.
4052 * genconfig.c (get_insn_name): Likewise.
4053 * genemit.c (get_insn_name): Likewise.
4054 * genextract.c (get_insn_name): Likewise.
4055 * genflags.c (get_insn_name): Likewise.
4056 * genopinit.c (get_insn_name): Likewise.
4057 * genpeep.c (get_insn_name): Likewise.
4059 * gencheck.c (usage): Add static prototype.
4060 * genextract.c (print_path): Constify a char*.
4061 * genopinit.c (optabs): Likewise.
4062 * genoutput.c (operand_data, data, output_predicate_decls,
4063 compare_operands): Likewise.
4064 * genrecog.c (write_tree): Add default case in switch.
4066 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4068 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4070 * print-rtl.c (get_insn_name): Remove prototype.
4072 * toplev.h (progname): Declare const.
4074 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4075 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4076 dump_sched_info, dump_local_alloc, regset_release_memory,
4077 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4078 error_with_file_and_line, error_with_decl, error_for_asm, error,
4079 fatal, warning_with_file_and_line, warning_with_decl, warning,
4080 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4081 Remove redundant prototypes.
4083 (notice, check_lang_option, report_file_and_line, vnotice,
4084 mark_file_stack): Add static prototype.
4085 (set_fatal_function): Add prototype.
4086 (vnotice, report_file_and_line, set_fatal_function,
4087 check_lang_option): Constify a char*.
4088 (main): Prototype. Call return, not exit.
4090 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4092 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4094 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4096 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4098 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4100 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4102 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4103 behave as if it's zero in all cases.
4104 (expand_function_start): Adjust call to assign_parms.
4105 * tree.h (assign_parms): Adjust prototype.
4106 * objc/objc-act.c (hack_method_prototype): Adjust call to
4109 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4111 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4112 arg_pointer_rtx fixed if the argument pointer register is
4114 (NONZERO_BASE_PLUS_P): Likewise.
4116 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4118 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4119 match_insn2 to match_insn.
4120 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4122 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4124 * Makefile.in (USER_H): Remove va-foo.h.
4126 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4127 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4128 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4129 va-spur.h,va-v850.h}: Remove.
4131 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4133 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4134 (in_return_delay): Use it instead of match_insn.
4136 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4138 * config/alpha/va_list.h (va-alpha.h): Do not include.
4139 (__gnuc_va_list): Typedef as in varargs.h.
4141 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4143 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4144 DECL_LIVE_RANGE_RTL.
4146 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4148 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4149 not NOTE_BLOCK_NUMBER.
4150 (expand_eh_region_end): Likewise.
4151 (find_exception_handler_labels): Likewise.
4152 (scan_region): Likewise.
4153 (exception_optimize): Likewise.
4154 (update_rethrow_references): Likewise.
4155 (set_insn_eh_region): Likewise.
4156 * final.c (final_scan_insn): Likewise.
4157 * flow.c (make_edges): Likewise.
4158 * integrate.c (expand_inline_function): Likewise.
4159 * print-rtl.c (print_rtx): Likewise.
4161 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4163 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4164 terms of builtin functions and types.
4166 * mips.c (mips_build_va_list): New.
4167 (mips_va_start, mips_va_arg): New.
4168 * mips.h (BUILD_VA_LIST_TYPE): New.
4169 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4171 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4172 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4173 * sh.h (BUILD_VA_LIST_TYPE): New.
4174 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4176 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4178 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4179 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4180 (struct insn_data): Likewise with n_operands, n_dups,
4181 n_alternatives, output_format.
4182 * regclass.c (scan_one_insn): Cast n_operands to int before
4183 arithmetic inside comparison.
4185 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
4187 * toplev.c (compile_function): Unconditionally emit nop.
4189 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4191 * haifa-sched.c (actual_hazard): Move declaration of variable
4192 `this_cost' into the scope where it is used.
4194 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4196 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
4197 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
4198 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
4200 * genrecog.c (make_insn_sequence): Call memset, not bzero.
4202 * jump.c (find_insert_position): Don't declare or define unless
4203 !HAVE_conditional_arithmetic.
4204 (returnjump_p_1, delete_prior_computation): Add static prototypes.
4206 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
4208 * recog.c (offsettable_address_p): Prototype function pointer.
4209 (preprocess_constraints): Call memset, not bzero.
4211 * tree.c (tree_node_kind_names): Constify a char*. Make static.
4212 (gcc_obstack_init): Don't declare.
4213 (fix_sizetype): Add static prototype.
4214 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
4215 (tree_cons): Call memset, not bzero.
4217 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
4218 definition in macro ASM_WEAKEN_LABEL.
4219 (mark_const_hash_entry): Add static prototype.
4221 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4223 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
4225 * unroll.c (find_common_reg_term, subtract_reg_term,
4226 loop_find_equiv_value): Add static prototypes.
4227 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
4228 (copy_loop_body): Remove unreachable break statement.
4230 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
4232 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
4234 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4236 Undo some changes from the gcc2 merge:
4237 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
4238 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
4242 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
4243 * emit-rtl.c (gen_lowpart_common): Disable optimization of
4244 initialized float-int union if the value is a NaN.
4246 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
4248 * gthr-win32.h: New file.
4250 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
4251 shared as a valid attribute.
4252 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
4253 * extend.texi: Document `shared' variable attribute.
4255 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
4257 * configure.in: Handle --enable-threads on FreeBSD.
4258 * configure: Rebuit.
4260 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
4262 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
4264 * configure: Rebuilt.
4266 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
4267 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
4268 Rosimildo DaSilva <rdasilva@connecttel.com>
4270 * configure.in (m68k-*-rtemscoff*): Added.
4271 * configure.in (mips64orion-*-rtems*): Converted to ELF.
4272 * configure.in (sparc-*-rtemsaout*): Added as alias for old
4273 sparc-rtems configuration.
4274 * configure.in (sparc-*-rtemself*): Added.
4275 * configure.in (sparc-*-rtems*): Now ELF not a.out.
4276 * config/i386/rtems.h: Added comment.
4277 * config/sparc/rtemself.h: New file.
4279 * configure.in (m68k-rtemself): Added.
4280 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
4281 and DWARF_DEBUGGING_INFO.
4282 * config/m68k/crti.s: New file.
4283 * config/m68k/crtn.s: New file.
4284 * config/m68k/t-crtstuff: New file.
4285 * config/m68k/rtemself.h: New file.
4287 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
4288 global ctor/dtor and C++ exception handling.
4289 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
4290 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
4292 * config/i386/t-rtems-i386: New File.
4294 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
4296 * stmt.c (expand_end_case): Return right away if the case stack is
4299 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
4301 * Makefile.in (version.c): Remove rule incorrectly brought in from
4304 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
4306 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
4307 * msdos/top.sed: Take into account a prepended $(SHELL) to
4309 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
4311 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
4313 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4315 * regmove.c (fixup_match_1): Don't change an unchanging register.
4316 (stable_but_for_p): Renamed to:
4317 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
4318 Changed all callers.
4320 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
4322 * loop.c (strength_reduce): Don't call reg_used_between_p if the
4323 insn from BL2 is after the insn from BL.
4325 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
4327 * recog.h (INSN_OUTPUT_FORMAT_*): New.
4328 (struct insn_data): Merge `template' and `outfun' into `output'.
4329 Add `output_format'.
4330 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
4331 (struct data): Remove `outfun'; add `output_format'.
4332 (name_for_index): Remove declaration.
4333 (output_insn_data): Handle output formats.
4334 (process_template): Emit the bare array for @.
4335 (gen_expand, gen_split): Set output_format to NONE.
4336 * output.h (get_insn_template): Declare.
4337 * final.c (get_insn_template): New.
4338 (final_scan_insn): Use it.
4339 * toplev.c (compile_file): Likewise.
4341 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4342 * i860/i860.c (output_delayed_branch): Likewise.
4343 (output_delay_insn): Likewise.
4345 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4347 * rtl.c (obstack_alloc_rtx): Removed.
4349 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
4351 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
4353 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4355 * i386.c (call_insn_operand): Reject const_int.
4356 (expander_call_insn_operand): Use call_insn_operand.
4358 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4360 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
4362 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
4364 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
4365 Use DImode operation.
4367 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
4369 * gcc.c: Include sys/resource.h.
4370 (report_times): New flag.
4371 (execute): If report_times is set, calculate and report the
4372 CPU time consumed by each subprocess.
4374 (rus, prus): New globals.
4375 (option_map): Add --time.
4376 (display_help): Document -time.
4377 (process_command): Set report_times if -time is given.
4378 Turn off -pipe if -time is given.
4380 * invoke.texi: Document new option -time.
4382 * configure.in: Check for getrusage. Check if we have to
4383 prototype getrusage.
4384 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
4385 * configure: Regenerate.
4386 * config.in: Regenerate.
4388 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
4390 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
4393 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
4395 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
4396 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
4397 (nan): Return _thenan_sf or _thenan_df as appropriate.
4398 (L_thenan_sf): Define _thenan_sf.
4399 (L_thenan_df): Define _thenan_df.
4401 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
4402 (DPBIT_FUNCS): Add _thenan_df.
4404 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
4406 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
4409 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4411 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
4414 (lang_specific_driver): Don't take a function pointer parameter.
4415 All callers changed.
4417 * gcc.c: Include gcc.h.
4418 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
4419 lang_specific_extra_outfiles, fatal): Don't declare.
4420 (multilib_defaults_raw): Constify.
4421 (read_specs): Call memset, rather than bzero.
4422 (main): Call return, not exit.
4423 (lookup_compiler): Call memcpy, not bcopy.
4424 (fatal): Make extern.
4426 * cppspec.c: Include gcc.h.
4427 (lang_specific_driver): Initialize variable `quote'. Constify a
4428 char*. All calls to the function pointer parameter now
4429 explicitly call `fatal'.
4431 * gccspec.c (lang_specific_driver): Include gcc.h.
4433 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
4435 * arm.c (note_invalid_constants): Use recog_data.operand_type
4438 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4440 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
4443 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
4444 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4445 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4446 reload_secondary_in_reload, reload_secondary_out_reload,
4447 reload_secondary_in_icode, reload_secondary_out_icode,
4448 reload_reg_rtx, reload_when_needed): Delete declarations.
4449 (struct reload): New structure.
4450 (rld): Declare new array.
4451 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
4452 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
4453 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
4454 reload_secondary_in_reload, reload_secondary_out_reload,
4455 reload_secondary_in_icode, reload_secondary_out_icode,
4456 reload_reg_rtx, reload_when_needed): Delete definitions.
4458 (whole file): Replace uses of the deleted arrays with uses of rld.
4459 * reload1.c (whole file): Replace uses of the deleted arrays with
4461 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
4462 explicit loops, not with bcopy.
4464 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
4466 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
4467 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
4468 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
4469 insn_name): Delete and consolidate into new structures.
4470 (insn_operand_predicate_fn): New.
4471 (insn_output_fn): New.
4473 (struct insn_operand_data): New.
4474 (struct insn_data): New.
4476 (OUT_FCN): Update for insn_data change.
4477 * builtins.c (expand_builtin_strlen): Likewise.
4478 (expand_builtin_memcmp): Likewise.
4479 * combine.c (make_extraction, simplify_comparison): Likewise.
4480 * cse.c (canon_reg, cse_insn): Likewise.
4481 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
4482 * expmed.c (store_bit_field, extract_bit_field): Likewise.
4483 (emit_store_flag): Likewise.
4484 * expr.c (convert_move, emit_block_move): Likewise.
4485 (clear_storage, emit_push_insn, expand_increment): Likewise.
4486 (do_store_flag): Likewise.
4487 * expr.h (GEN_FCN): Likewise.
4488 (insn_gen_function): Die.
4489 * final.c (final_scan_insn): Update for insn_data change.
4490 (output_asm_name): Likewise.
4491 * function.c (fixup_var_refs_1): Likewise.
4492 * loop.c (check_dbra_loop): Likewise.
4493 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
4494 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
4495 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
4496 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
4497 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
4498 * regmove.c (gen_add3_insn): Likewise.
4499 * reload.c (push_secondary_reload, combine_reloads): Likewise.
4500 (find_reloads, find_reloads_address_1): Likewise.
4501 (debug_reload_to_stream): Likewise.
4502 * reload1.c (emit_reload_insns, gen_reload): Likewise.
4503 * stmt.c (expand_end_case): Likewise.
4504 * toplev.c (compile_file): Likewise.
4506 * c4x/c4x.c (c4x_process_after_reload): Likewise.
4507 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4509 * print-rtl.c (insn_name_ptr): Remove declaration.
4510 (get_insn_name): Declare.
4511 (print_rtx): Use it.
4512 * genoutput.c (insn_name_ptr): Remove.
4513 (next_operand_number): New.
4514 (struct operand_data): New.
4515 (null_operand, odata, odata_end): New.
4516 (struct data): Use struct operand_data.
4517 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
4518 (get_insn_name): Renamed from name_for_index.
4519 (output_prologue): Define NO_MD_PROTOTYPES.
4520 (output_predicate_decls): Break out from output_epilogue.
4521 Iterate over the operands list.
4522 (output_operand_data): Break out from output_epilogue. Emit
4523 just the operands list.
4524 (output_insn_data): Break out from output_epilogue. Emit just
4526 (output_epilogue): Remove.
4527 (output_get_insn_name): New.
4528 (constraints, op_n_alternatives, predicates, address_p): Die.
4529 (modes, strict_low, seen): Die.
4530 (scan_operands): Take new param `d' instead of writing to
4531 seven global variables.
4532 (compare_operands): New.
4533 (place_operands): New.
4534 (validate_insn_alternatives): Update for struct data change.
4535 (gen_insn): Don't zero or copy 7 global arrays. Update for
4536 scan_operands; call place_operands.
4537 (gen_peephole, gen_expand, gen_split): Likewise.
4538 (main): Update for new output routines.
4540 * genattr.c (insn_name_ptr): Remove.
4541 (get_insn_name): New function.
4542 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4543 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4544 * genrecog.c: Likewise.
4546 * alpha.md (adddi3): Make `pattern' array static.
4548 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4550 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4551 c4x_cpu_version_string): Constify char *.
4552 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4553 c4x_cpu_version_string): Likewise.
4555 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4557 * tree.c (save_tree_status): Revert 10 Sep change.
4558 (restore_tree_status): Likewise. Call obstack_free with NULL
4559 before freeing the obstack proper.
4561 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4563 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4565 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4566 surrounding context.
4568 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4570 * tree.c (type_hash_canon): Put all types in the hash-table, when
4573 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4575 * recog.h (struct recog_data, recog_data): New.
4576 (recog_foo variables): Kill.
4577 * recog.c (recog_operand, recog_operand_loc): Kill.
4578 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4579 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4580 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4581 (recog_data): Define.
4582 (extract_insn): Update all recog_foo references to use recog_data.
4583 (preprocess_constraints, constrain_operands): Likewise.
4584 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4585 * genattrtab.c (main): Likewise.
4586 * genextract.c (main): Likewise.
4587 * genoutput.c: Likewise.
4588 * genrecog.c (write_subroutine, main): Likewise.
4589 * local-alloc.c (block_alloc): Likewise.
4590 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4591 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4592 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4593 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4594 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4595 (reload_cse_simplify_operands): Likewise.
4597 * arc/arc.c (arc_final_prescan_insn): Likewise.
4598 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4599 * h8300/h8300.c (notice_update_cc): Likewise.
4600 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4601 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4602 * mn10200/mn10200.c (notice_update_cc): Likewise.
4603 * mn10300/mn10300.c (notice_update_cc): Likewise.
4604 * romp/romp.c (update_cc): Likewise.
4605 * sparc/sparc.c (check_pic): Likewise.
4606 * v850/v850.c (notice_update_cc): Likewise.
4608 * genemit.c (main): Don't declare recog_operand.
4610 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4612 * ggc.h (rtvec_def): Forward declare.
4613 (tree_node): Likewise.
4616 (ggc_set_mark_rtx): Add prototype.
4617 (ggc_set_mark_rtvec): Likewise.
4618 (ggc_set_mark_tree): Likewise.
4619 * ggc-simple.c (ggc_root): Don't define.
4620 (roots): Don't declare.
4621 (ggc_mark_rtx): Remove.
4622 (ggc_mark_rtvec): Likewise.
4623 (ggc_mark_tree): Likewise.
4624 (ggc_mark_varray): Likewise.
4625 (ggc_mark_tree_hash_table_entry): Likewise.
4626 (ggc_mark_tree_hash_table): Likewise.
4627 (ggc_set_mart_rtx): New function.
4628 (ggc_set_mark_rtvec): Likewise.
4629 (ggc_set_mark_tree): Likewise.
4630 (ggc_add_root): Remove.
4631 (ggc_add_rtx_root): Likewise.
4632 (ggc_remove_tree_root): Likewise.
4633 (ggc_add_string_root): Likewise.
4634 (ggc_add_tree_varray_root): Likewise.
4635 (ggc_add_tree_hash_table_root): Likewise.
4636 (ggc_del_root): Likewise.
4637 (ggc_mark_rtx_ptr): Likewise.
4638 (ggc_mark_tree_ptr): Likewise.
4639 (ggc_mark_string_ptr): Likewise.
4640 (ggc_mark_tree_varray_ptr): Likewise.
4641 (ggc_mark_tree_hash_table_ptr): Likewise.
4642 * ggc-common.c: New file.
4643 * Makefile.in (OBJS): Add ggc-common.o.
4644 (ggc-common.o): List dependencies.
4646 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
4648 * cppalloc.c (xstrdup): Use memcpy.
4649 * cpperror.c (cpp_print_containing_files): Don't use
4651 * cpplib.c (conditional_skip): Set temp->lineno.
4652 (do_endif): Make error message less obscure.
4653 (if_directive_name): New function.
4654 (cpp_get_token [case EOF]): Unwind the if stack and generate
4655 error messages for each unterminated conditional in this file.
4656 (parse_string): Do not behave differently if -traditional.
4658 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
4660 * builtins.c (expand_builtin_va_arg): Cope with an array-type
4661 va_list decomposing to pointer-type.
4662 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
4663 (rs6000_va_arg): Likewise.
4665 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
4667 * except.c (start_dynamic_handler): Compute size using
4668 STACK_SAVEAREA_MODE.
4670 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4672 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
4673 include directory headers. Don't define strrchr. Don't provide
4674 my_* replacement functions. Prefer PTR over `pointer_type'.
4675 Don't prototype system functions. Don't redefine getopt.
4677 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
4678 safe_read, safe_write, save_pointers, restore_pointers,
4679 is_id_char, in_system_include_dir, directory_specified_p,
4680 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
4681 find_corresponding_lparen, referenced_file_is_newer,
4682 save_def_or_dec, munge_compile_params, gen_aux_info_file,
4683 process_aux_info_file, identify_lineno, check_source,
4684 seek_to_line, forward_to_next_token_char, output_bytes,
4685 output_string, output_up_to, other_variable_style_function,
4686 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
4687 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
4688 find_static_definition, connect_defs_and_decs, add_local_decl,
4689 add_global_decls, needs_to_be_converted, visit_each_hash_node,
4690 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
4691 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
4692 scan_for_missed_items, edit_file, string_list_cons): Add static
4694 (standard_exec_prefix, target_machine, target_version,
4695 default_syscalls_dir, string_list, string_list_cons, find_file,
4696 do_cleaning): Constify a char*.
4697 (safe_read, safe_write): Use PTR, not a char*.
4698 (is_id_char): Take an int, not a char.
4699 (main): Add prototype. Call return, not exit.
4701 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
4703 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
4704 when comparing types.
4706 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
4708 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
4709 (strength_reduce): Release the varrays from the no-bivs early exit.
4711 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
4712 the loop over the registers.
4714 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
4716 (restore_tree_status): Check that instead when freeing the obstack.
4718 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
4720 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
4723 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4725 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
4726 operand size modifiers.
4728 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4730 * c-common.c (c_common_nodes_and_builtins): Don't build
4732 * c-common.h (enum c_tree_index and related accesor macros): Remove
4733 everything now declared in tree.h.
4734 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4735 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
4736 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
4737 (error_mark_node, void_type_node, char_type_node, integer_type_node,
4738 unsigned_type_node, ptr_type_node, va_list_type_node,
4739 integer_zero_node, null_pointer_node, integer_one_node): Delete.
4740 (init_decl_processing): Call build_common_tree_nodes and
4741 build_common_tree_nodes_2 instead of building their nodes here.
4742 Don't add roots for these nodes.
4743 * stor-layout.c (size_zero_node, size_one_node): Delete.
4744 (set_sizetype): Make a new node for bitsizetype each time.
4745 * tree.c (global_trees): New variable.
4746 (init_obstacks): Add a gc root for it.
4747 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4748 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
4749 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
4750 (build_common_tree_nodes): New function.
4751 (fix_sizetype): New function.
4752 (build_common_tree_nodes_2): New function.
4753 * tree.h (enum tree_index): New.
4754 (global_trees): Declare.
4755 Add accessor macros for all nodes now moved to global_trees.
4756 Delete their declarations.
4758 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
4760 * c-decl.c (finish_function): When processing a nested function,
4761 push and pop GC context around rest_of_compilation.
4763 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
4765 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
4766 Default ix86_arch to PROCESSOR_I386.
4767 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
4768 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
4769 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
4770 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
4771 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
4772 (EXTRA_SPECS): Remove deleted specs.
4774 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
4776 * function.c (assign_stack_local_1): Allocate from
4777 function->x_frame_offset, not frame_offset.
4779 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
4781 * ggc.h (lang_cleanup_tree): Remove.
4782 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
4783 * ggc-callbacks.c (lang_cleanup_tree): Remove.
4785 * c-decl.c (finish_struct): Use ggc_alloc to allocate
4786 TYPE_LANG_SPECIFIC when garbage collecting.
4787 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
4788 (lang_cleanup_tree): Remove.
4790 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4792 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
4793 * crtstuff.c: Not here.
4794 * dwarf2out.c: Or here.
4795 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
4798 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
4800 * function.h (free_after_compilation): Remove decl parameter.
4801 (free_varasm_status0: Likewise.
4802 (free_emit_status): Likewise.
4803 (free_stmt_status): Likewise.
4804 (free_after_compilation): Likewise.
4805 (init_lang_status): New variable.
4806 (free_lang_status): Likewise.
4807 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
4808 * function.c (init_lang_status): New variable.
4809 (free_lang_status): Likewise.
4810 (push_function_context_to): Don't set function::decl here.
4811 (free_after_copmilation): Make decl parameter implicit. Call
4812 free_lang_status if defined.
4813 (prepare_function_start): Call init_lang_status if defined.
4814 (init_function_start): Set function::decl here.
4815 * profile.c (output_func_start_profiler): Don't call pushdecl
4816 until we've actually started the function.
4817 * stmt.c (free_stmt_status): Make decl parameter implicit.
4818 * toplev.c (rest_of_compilation): Don't pass decl to
4819 free_after_compilation.
4820 * varasm.c (free_varasm_status): Likewise.
4822 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4824 * except.c (call_get_eh_context): Add root when allocating static
4827 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
4829 * arm.c: Include "ggc.h".
4830 (arm_add_gc_roots): New function.
4831 (arm_override_options): Call it.
4832 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
4834 * arm.md (define_asm_attributes): Add a pool_range attribute.
4836 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
4838 * extend.texi (Volatiles): New node.
4840 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
4842 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
4843 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
4844 (struct ggc_any): Replace `mark' with `magic_mark'.
4845 (ggc_alloc_string): Use memcpy, not bcopy.
4846 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
4847 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
4848 (ggc_free_any): New.
4849 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
4850 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
4851 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
4852 Use IS_MARKED. Use ggc_free_any.
4854 1999-09-09 Scott Bambrough <scottb@netwinder.org>
4856 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
4858 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
4860 * toplev.c (main): Always init_ggc.
4862 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
4864 * except.c (find_all_handler_type_matches): Free the list if
4865 we found no matches.
4867 * combine.c (SUBST): Break out to a real function do_SUBST.
4868 (SUBST_INT): Likewise.
4869 * gcse.c (free_pre_mem): Free `temp_bitmap'.
4870 (pre_insert): Free `inserted'.
4871 * loop.c (basic_induction_var): Always set `location'.
4873 * function.c (expand_function_end): Add initial_trampoline as a root.
4874 * rtl.h (init_varasm_once): Declare.
4875 * toplev.c (compile_file): Call it.
4876 * ggc-simple.c (ggc_mark_string_ptr): New.
4877 (ggc_add_string_root): New.
4878 (ggc_collect): Disable collection avoidance temporarily.
4879 * ggc.h (ggc_add_string_root): Declare.
4880 * except.c (create_rethrow_ref): Use ggc_alloc_string.
4881 * optabs.c (init_libfuncs): Likewise.
4882 * varasm.c (named_section): Use ggc_alloc_string.
4883 (make_function_rtl): Likewise.
4884 (make_decl_rtl): Likewise.
4885 (assemble_static_space): Likewise.
4886 (assemble_trampoline_template): Likewise.
4887 (output_constant_def): Likewise.
4888 (force_const_mem): Likewise.
4889 (mark_const_hash_entry): New.
4890 (mark_pool_sym_hash_table): New.
4891 (mark_varasm_state): Use it.
4892 (init_varasm_once): New.
4894 * expr.h (init_one_libfunc): Declare.
4895 * optabs.c (init_one_libfunc): New.
4896 (init_optabs): Use it.
4897 * config/gofast.h: Likewise.
4898 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
4899 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
4901 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4903 * Makefile.in (cppexp.o): Depend on cpphash.h.
4904 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
4906 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
4907 * cpplib.c (do_define): Generalise to handle poisoned definitions,
4908 redefining poisoned identifiers, etc.
4909 (do_undef): Don't allow poisoned identifiers to be undefined.
4910 (do_pragma): Add #pragma poison.
4911 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4913 * cccp.c: Add T_POISON node type.
4914 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
4916 (do_define): Generalise to handle poisoned definitions,
4917 redefining poisoned identifiers, etc.
4918 (do_undef): Don't allow poisoned identifiers to be undefined.
4919 (do_pragma): Add #pragma poison.
4920 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4922 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
4923 * c-pragma.h: Add ps_poison state. We now always have generic
4926 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
4928 * ggc.h (ggc_alloc): New function.
4929 (ggc_mark): Likewise.
4930 * ggc-simple.c (ggc_any): New structure.
4931 (ggc_status): Add anys.
4932 (n_anys_collected): New variable.
4933 (ggc_alloc): Define.
4934 (ggc_mark): Likewise.
4935 (ggc_collect): Collect the anys.
4937 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4939 * c-decl.c (mark_binding_level): Make static to match prototype.
4941 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
4943 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
4945 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
4947 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
4948 will use into account. Expand the max width to 5.
4951 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
4953 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
4956 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
4958 * alpha.md (call value patterns): Remove the result predicates.
4960 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
4962 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
4965 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4967 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
4968 changed from extern char *, to extern PTR. Also fix typo in
4969 NEED_DECLARATION_REALLOC test.
4971 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
4973 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4975 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
4976 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
4977 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
4978 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
4980 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
4982 * cccp.c (pcfinclude): Likewise.
4984 * global.c (allocno_compare): Likewise.
4986 * haifa-sched.c (rank_for_schedule): Likewise.
4988 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
4990 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
4992 * stupid.c (stupid_reg_compare): Likewise.
4994 * tree.c (_obstack_allocated_p): Likewise.
4996 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
4998 1999-09-08 Bruce Korb autogen@linuxbox.com
5000 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5001 why "gperf -F" fails.
5002 * gcc/cp/Makefile.in: ditto
5003 * gcc/Makefile.in: ditto
5004 * gcc/java/Makefile.in: ditto
5006 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5008 * lists.c: Include ggc.h.
5010 (init_EXPR_INSN_LIST_cache): Install it.
5012 * ggc-simple.c (init_ggc): Absorb the old init.
5013 (ggc_push_context): Use xcalloc.
5014 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5015 (ggc_collect): Add [rvts] tags to the collection stats.
5017 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5019 * cccp.c (main): Fix handling of -include and -imacros options.
5021 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5023 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5025 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5027 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5030 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5032 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5033 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5034 and SET_DEST. Update comment.
5036 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5038 * config/c4x/c4x.c: Include ggc.h.
5039 (c4x_add_gc_roots): New function.
5040 (c4x_override_options): Call c4x_add_gc_roots.
5042 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5044 * defaults.h (TARGET_ESC): Move ...
5045 * system.h: ... here, where Linas had it in the first place. Silly me.
5047 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5049 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5050 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5051 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5052 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5053 * defaults.h (TARGET_ESC): Add default.
5055 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5057 * configure.in: add i370-*-openedition, i370-*-mvs and
5058 i370-*-linux targets
5060 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5062 * dsp16xxx.c: Include ggc.h
5063 (override_options): Mark GC roots.
5064 * mn10200.c: Include ggc.h.
5065 (asm_file_start): Mark GC roots.
5066 * tahoe.c: Include ggc.h.
5067 (extensible_operand): Mark GC roots.
5069 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5071 * README: Add section discussing status of ELF ABI.
5072 * i370.c: Fix misc spelling mistakes.
5073 (i370_label_scan): Updated notes, exception handling.
5074 (i370_function_prolog): Simplify ELF stack handling.
5075 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5076 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5077 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5078 * i370.md: (movdi): Add notes.
5079 (floatsidf2): Use stack not rtca for scratch float area.
5080 (iorsi3): Correct operand constraints.
5081 * x-oe: Restore TAROUTOPTS which are used by pax.
5083 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5085 * rs6000.c: Include ggc.h.
5086 (rs6000_add_gc_roots): New function.
5087 (override_options): Call it.
5089 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5091 * alpha.h (alpha_compare): New.
5092 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5093 * alpha.c: Likewise for the definitions.
5094 (alpha_emit_conditional_branch): Update for alpha_compare.
5095 (alpha_emit_conditional_move): Likewise.
5096 * alpha.md (cmpdf, cmpdi): Likewise.
5097 (setcc patterns): Likewise. Zero alpha_compare after use.
5098 (sne): Optimize (x != 0) into (0U < x).
5100 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5102 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5103 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5104 (INIT_EXPANDERS): Remove.
5105 * alpha.c: Include ggc.h.
5106 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5107 (alpha_init_machine_status, alpha_mark_machine_status): New.
5108 (override_options): Install them.
5109 (struct machine_function): Moved to alpha.h.
5110 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5111 (alpha_init_expanders): Remove.
5112 (alpha_return_addr): Adjust to use current_function->machine.
5113 (alpha_ra_ever_killed): Likewise.
5114 (alpha_expand_epilogue): Likewise.
5115 * alpha.md (eh_epilogue): Likewise.
5117 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5118 Melissa O'Neill <oneill@cs.sfu.ca>
5119 Geoffrey Keating <geoffk@cygnus.com>
5121 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5122 call-used registers (call-saved registers must still be contiguous
5123 and end with r31, of course).
5125 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5127 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5128 (self_promoting_type_p): Delete.
5129 (self_promoting_args_p): Move ...
5130 * c-common.c: ... here.
5131 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5132 (simple_type_promotes_to): New.
5133 * builtins.c (lang_type_promotes_to): New.
5134 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5135 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5136 * c-common.h: ... here.
5137 (self_promoting_args_p, simple_type_promotes_to): Declare.
5138 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5139 (grokdeclarator): Likewise.
5140 * tree.h (lang_type_promotes_to): Declare.
5142 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5144 Add some machine-dependent GC roots.
5145 * sparc.c: Include ggc.h.
5146 (sparc_add_gc_roots): New function.
5147 (mark_ultrasparc_pipeline_state): Likewise.
5148 (override_options): Call sparc_add_gc_roots.
5149 * pa.c: Include ggc.h.
5150 (pa_add_gc_roots): New function.
5151 (mark_deferred_plabels): Likewise.
5152 (override_options): Call pa_add_gc_roots.
5153 * mips.c: Include ggc.h.
5154 (mips_add_gc_roots): New function.
5155 (override_options): Use it.
5157 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5159 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5161 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5162 cpp_parse_expr): Add static prototypes.
5163 (parse_charconst): Don't cast away const-ness.
5164 (token): Constify a char*.
5166 * cppfiles.c (file_name_list, include_hash, find_include_file,
5167 finclude, initialize_input_buffer): Constify a char*.
5168 (file_cleanup, find_position): Add static prototypes.
5170 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5171 collect_expansion): Add static prototypes.
5172 (cpp_install, create_definition, monthnames): Constify a char*.
5174 * cpphash.h (cpp_install): Likewise.
5176 * cppinit.c (known_suffixes, default_include,
5177 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5178 (base_name, dump_special_to_buffer, initialize_dependency_output):
5179 Add static prototypes.
5181 * cpplib.c (my_strerror): Constify a char*.
5182 (null_underflow, null_cleanup, skip_comment, copy_comment,
5183 copy_rest_of_line, handle_directive, pass_thru_directive,
5184 get_directive_token, read_line_number, cpp_print_file_and_line,
5185 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
5186 v_cpp_warning_with_line, detect_if_not_defined,
5187 consider_directive_while_skipping): Add static prototypes.
5188 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
5189 cpp_pedwarn_with_file_and_line): Constify a char*.
5191 * cpplib.h (cpp_options, include_hash, progname, definition,
5192 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
5193 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
5194 find_include_file, deps_output, include_hash): Constify a char*.
5196 * cppmain.c (progname): Constify.
5197 (main): Add prototype. Use return, not exit.
5199 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
5200 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
5201 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
5202 check_protection): Add static prototype.
5204 (progname, recognized_macrom, recognized_extern): Constify a char*.
5205 (main): Add prototype.
5207 * gen-protos.c (progname): Constify a char*.
5209 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
5211 * emit-rtl.c (free_emit_status): Take decl as a parameter.
5212 (init_emit_once): Add more GC roots.
5213 * except.c (mark_func_eh_entry): New function.
5214 (mark_eh_node): Mark false_label and rethrow_label.
5215 (init_eh): Add more GC roots.
5216 * function.c (free_after_compilation): Take decl as a paramter.
5217 Call free_stmt_status.
5218 (mark_function_state): Don't assume x_parm_reg_stack_loc is
5220 * function.h (free_after_compilation): Change prototype.
5221 (free_varasm_status): Likewise.
5222 (free_emit_status): Likewise.
5223 (free_stmt_status): New function.
5224 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
5225 Remove, replacing with ...
5226 (ggc_status): New structure.
5227 (ggc_chain): New variable.
5229 (ggc_push_context): New function.
5230 (ggc_pop_context): Likewise.
5231 (ggc_alloc_rtx): Adjust for use of ggc_chain.
5232 (ggc_alloc_rtvec): Likewise.
5233 (ggc_alloc_tree): Likewise.
5234 (ggc_alloc_string): Likewise.
5235 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
5236 (ggc_mark_tree): Give language-dependent code a chance to mark
5238 (ggc_mark_tree_varray): Handle empty arrays.
5239 (ggc_collect): Adjust for use of ggc_chain. Clear
5240 bytes_alloced_since_last_gc.
5241 * ggc.h (ggc_pop_context): New function.
5242 (ggc_push_context): Likewise.
5243 * print-tree.c (print_node): Don't print obstacks when GC'ing.
5244 * stmt.c (free_stmt_status): New function.
5245 (init_stmt_for_function): Clear last_expr_value.
5246 * toplev.c (rest_of_compilation): Always call free_after_compilation.
5247 Conditionalize call to ggc_collect.
5248 (main): Call init_ggc.
5249 * tree.c (push_obstacks): Do the push, even when GC'ing.
5250 (push_obstacks_nochange): Likewise.
5251 (pop_obstacks): Liekwise.
5252 * varasm.c (free_varasm_status): Take decl as a parameter.
5254 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
5256 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
5257 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
5258 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
5259 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
5261 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
5263 * pa/x-pa-mpeix: New file for the MPE port.
5265 * pa/quadlib.asm: New file for long double support.
5267 * configure.in: Add hppa1.0-*-mpeix for MPE port.
5268 * configure: Rebuilt.
5270 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
5272 * final.c (shorten_branches): Fix last change.
5274 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
5276 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
5278 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
5280 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
5283 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5285 * c-aux-info.c (concat): Don't define.
5287 * cccp.c (my_strerror): Likewise. All callers changed to use
5289 (do_include): Call xstrdup, not xmalloc/strcpy.
5290 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
5291 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
5293 * collect2.c (my_strsignal): Likewise. All callers changed to use
5295 (locatelib): Call xstrdup, not xmalloc/strcpy.
5297 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
5299 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
5301 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
5303 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
5305 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
5307 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
5309 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
5311 (find_all_handler_type_matches): Likewise. Don't check return
5313 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
5314 xmalloc, not malloc.
5315 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
5317 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
5318 (init_spec): Call xcalloc, not xmalloc/bzero.
5319 (set_spec): Call xstrdup, not save_string.
5320 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
5321 (find_a_file): Call xstrdup, not xmalloc/strcpy.
5322 (process_command): Call xstrdup, not save_string.
5323 (main): Call xcalloc, not xmalloc/bzero.
5325 * gcov.c (xmalloc): Don't define.
5326 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
5327 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
5328 (output_data): Call xcalloc, not xmalloc/bzero.
5330 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
5332 * mips-tdump.c (xmalloc): Don't define.
5333 (print_symbol): Call xmalloc, not malloc.
5334 (read_tfile): Call xcalloc, not calloc.
5336 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
5337 Don't define. All callers of xfree/my_strsignal changed to use
5338 free/strsignal instead.
5339 (allocate_cluster): Call xcalloc, not calloc.
5341 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
5342 Fix memory leak, free allocated memory.
5344 * prefix.c (translate_name): Call xstrdup, not save_string.
5345 (update_path): Likewise.
5347 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
5349 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
5350 Don't define. Callers of xfree/savestring2 changed to use
5351 free/concat instead.
5353 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
5354 (init_elim_table): Likewise.
5356 * resource.c (init_resource_info): Likewise.
5358 * stupid.c (stupid_life_analysis): Likewise.
5360 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
5361 (open_dump_file): Call concat, not xmalloc/strcpy/...
5362 (clean_dump_file): Likewise.
5363 (compile_file): Call xstrdup, not xmalloc/strcpy.
5365 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
5367 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
5368 * v850.c (v850_va_arg): New.
5370 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5372 * haifa-sched.c: Tidy comments.
5374 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5376 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
5377 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
5378 $(out_object_file)): Depend on ggc.h.
5379 * c-common.c: Include "ggc.h".
5380 (combine_strings): If doing GC, use ggc_alloc_string.
5381 * c-decl.c: Include "ggc.h".
5382 (ggc_p): Define with value 0.
5383 (mark_binding_level): New function.
5384 (init_decl_processing): Add GC roots.
5385 (mark_c_function_context): New function.
5386 (lang_mark_false_label_stack): New function.
5387 (lang_mark_tree): New function.
5388 (lang_cleanup_tree): New function.
5389 * c-lang.c: Include "ggc.h".
5390 (lang_init): Call c_parse_init.
5391 * c-lex.c: Include "ggc.h".
5392 (check_linenum): If doing GC, don't copy filenames to permanent
5394 * c-parse.in: Include "ggc.h".
5395 (c_parse_init): New function.
5396 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
5397 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
5399 * except.c (mark_eh_state): Mark more state.
5400 * function.c (mark_function_state): Likewise.
5401 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
5402 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
5403 * toplev.c (mark_file_stack): New function.
5404 (compile_file): If doing GC, use ggc_alloc_string on input filename.
5405 (main): Add root for input_file_stack.
5407 * i386.c: Include "ggc.h".
5408 (ix86_mark_machine_status): New function.
5409 (override_options): Set mark_machine_status.
5411 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5413 * tree.c (copy_node): Copy node contents also if doing GC.
5415 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5417 * collect2.c (scan_libraries): Fix double-thinko :-).
5419 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
5421 * collect2.c (scan_libraries): Fix thinko.
5423 * cse.c (delete_trivially_dead_insns): Do not skip the last
5424 insn if it is a real insn.
5426 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
5428 * Makefile.in (ggc-simple.o): Depend on hash.h.
5429 * ggc.h (ggc_add_tree_hash_table_root): Declare.
5430 (ggc_mark_tree_varray): Likewise.
5431 (ggc_mark_tree_hash_table): Likewise.
5432 * ggc-simple.c: Include hash.h.
5433 (ggc_mark_tree_hash_table_ptr): New function.
5434 (ggc_mark_tree_hash_table_entry): Likewise.
5435 (ggc_mark_tree_hash_table): Likewise.
5436 (ggc_add_tree_hash_table_root): Likewise.
5437 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
5438 rtx, when defining fields.
5440 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5442 * profile.c (output_func_start_profiler): Remove apparently
5443 nonsensical call to start_sequence.
5445 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
5447 * clipper/clipper.c (clipper_va_start): Fix typos.
5449 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
5450 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
5451 (spur_va_arg): New stub.
5453 * configure.in: Comment out pyramid.
5455 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
5457 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
5458 don't conflict with the bits that win32, cygwin, and dgux
5461 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
5462 Bernd Schmidt <bernds@cygnus.co.uk>
5464 * integrate.c (function_cannot_inline_p): Do not inline
5465 functions with forced labels.
5467 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
5468 Bernd Schmidt <bernds@cygnus.co.uk>
5469 Mark Mitchell <mark@codesourcery.com>
5471 * Makefile.in (ggc-simple.o): Depend on varray.h.
5472 (rtl.o): Depend on ggc.h.
5473 (genattrtab.o): Depend on ggc.h.
5474 (print-tree.o): Likewise.
5475 (fold-const.o): Likewise.
5476 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
5477 (make_insn_raw): Don't cache insns when GC'ing.
5478 (emit_insn_before): Likewise.
5479 (emit_insn_after): Likewise.
5480 (emit_insn): Likewise.
5481 (start_sequence): Use xmalloc to allocate the sequence_stack.
5482 (end_sequence): Add free to free it.
5483 (gen_sequence): Don't cache insns when GC'ing.
5484 (clear_emit_caches): Don't use sequence_element_free_list.
5485 (init_emit): Use xcalloc, not xmalloc+bzero.
5486 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
5487 * function.c (pop_function_context_from): Use free to free the
5488 fixup_var_refs_queue.
5489 (put_reg_into_stack): Allocate it with xmalloc.
5490 * genattrtab.c: Include ggc.h.
5491 (operate_exp): Don't use obstack_free when GC'ing.
5492 (simplify_cond): Likewise.
5493 (simplify_text_exp): Likewise.
5494 (optimize_attrs): Likewise.
5495 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
5497 (gencode): Generate a #include for ggc.h.
5498 * ggc-callbacks.c (ggc_p): Define it to zero.
5499 * ggc-none.c (ggc_p): Likewise.
5500 * ggc-simple.c: Include varray.h.
5501 (ggc_mark_tree_varray): New function.
5502 (ggc_add_tree_varray_root): Likewise.
5503 (ggc_mark_tree_varray_ptr): Likewise.
5504 * ggc.h (ggc_p): Declare.
5505 (varray_head_tag): Likewise.
5506 (ggc_add_tree_varray_root): Declare.
5507 * print-tree.c (print_node): Don't check for TREE_PERMANENT
5508 inconsistencies when GC'ing.
5509 * rtl.c: Include ggc.h.
5510 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
5511 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
5512 (rtx_free): Don't call obstack_free when GC'ing.
5513 * toplev.c (rest_of_compilation): Call ggc_collect after every
5515 * tree.c (push_obstacks): Do nothing, if GC'ing.
5516 (pop_obstacks_nochange): Likewise.
5517 (pop_obstacks): Likewise.
5518 (make_node): Use ggc_alloc_tree when GC'ing.
5519 (copy_node): Likewise.
5520 (get_identifier): Use ggc_alloc_string when GC'ing.
5521 (build_string): Likewise.
5522 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
5523 (tree_cons): Likewise.
5525 (type_hash_canon): Don't call obstack_free when GC'ing.
5527 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
5529 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
5530 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
5532 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
5533 Bernd Schmidt <bernds@cygnus.co.uk>
5534 Mark Mitchell <mark@codesourcery.com>
5536 * Makefile.in (stor-layout.o): Depend on ggc.h.
5537 (expr.o): Depend on ggc.h.
5538 (profile.o): Depend on ggc.h.
5539 (stor-layout.o): Depend on ggc.h.
5540 * emit-rtl.c (init_emit_once): Add gc roots.
5541 * expr.c: Include ggc.h.
5542 (emit_block_move): Add gc roots.
5543 (clear_storage): Likewise.
5544 * expr.h (init_stor_layout_once): New function.
5545 * profile.c: Include ggc.h.
5546 (init_arc_profiler): profiler_label is a root.
5547 * scan.c (make_sstring_space): Trust xrealloc to function
5548 correctly with first parameter NULL.
5549 * stor-layout.c: Include ggc.h.
5550 (set_sizetype): Add gc root.
5551 (init_stor_layout_once): New function.
5552 * toplev.c (compile_file): Call it.
5554 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5555 Bernd Schmidt <bernds@cygnus.co.uk>
5556 Mark Mitchell <mark@codesourcery.com>
5558 * Makefile.in (tree.o): Depend on ggc.h.
5559 (varasm.o): Likewise.
5560 (function.o): Likewise.
5562 (except.o): Likewise.
5563 (optabs.o): Likewise.
5564 (emit-rtl.o): Likewise.
5565 * emit-rtl.c: Include ggc.h.
5566 (sequence_element_free_list): Remove, and all references.
5567 (mark_sequence): New functions.
5568 (mark_emit_state): New function.
5569 * except.c: Include ggc.h.
5570 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5571 (mark_tree_label_node): New functions.
5572 (mark_eh_state): New function.
5573 * function.c: Include ggc.h.
5574 (mark_temp_slot, mark_function_chain): New functions.
5575 (mark_function_state): New function.
5576 (init_function_once): New function.
5577 * function.h (init_function_once): New function.
5578 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5579 * ggc.h (label_node): Declare.
5580 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5581 (lang_mark_false_label_stack): New function.
5582 (mark_temp_slot): Remove declaration.
5583 (mark_function_chain): Likewise.
5584 (mark_eh_state): Adjust prototype.
5585 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5587 * optabs.c: Include ggc.h.
5588 (mark_optab): New function.
5589 (init_optabs): Add gc roots.
5590 * stmt.c: Include ggc.h.
5591 (mark_cond_nesting, mark_loop_nesting): New functions.
5592 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5593 (mark_stmt_state): New function.
5594 * toplev.c (compile_file): Call init_function_once.
5595 * tree.c: Include ggc.h.
5596 (type_hash): Move declaration earlier in file.
5597 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5598 (init_obstacks): Add gc roots.
5599 (mark_type_hash): New function.
5600 * varasm.c: Include ggc.h.
5601 (mark_pool_constant): New function.
5602 (mark_varasm_state): New function.
5604 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5606 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5608 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5610 * c-decl.c (struct language_function): Renamed from struct c_function.
5612 (c_function_chain): Delete.
5613 (push_c_function_context): New arg F. Don't warn about nested
5614 functions here. Fill LANGUAGE elt of F. Delete code to update
5615 c_function_chain. Don't call push_function_context.
5616 (pop_c_function_context): New arg F. Restore from there instead of
5617 from c_function_chain. Don't call pop_function_context. Clear out
5618 LANGUAGE field of F when done.
5619 * c-lang.c: Include "function.h"
5620 (lang_init): Initialize save_lang_status and restore_lang_status.
5621 * c-parse.in (nested_function, nested_function_notype): Warn about
5622 nested functions. Call push_function_context/pop_function_context
5623 instead of the _c_ variants.
5624 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5626 * Makefile.in (c-lang.o): Update dependencies.
5628 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5629 regno_pointer_flag, regno_pointer_align.
5630 (gen_reg_rtx): Use xrealloc to enlarge them.
5631 (free_emit_status): New function.
5632 * function.c (mark_machine_status, mark_lang_status): New variables.
5633 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5634 in some bits from assign_stack_local. All callers changed to use new
5636 (assign_stack_local): Just call assign_stack_local_1.
5637 (free_after_compilation): New function.
5638 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5639 (trampoline_address): Likewise.
5640 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5641 (prepare_function_start): Explicitly clear some more variables.
5642 * function.h (struct function): New elt can_garbage_collect.
5643 (mark_machine_status, mark_lang_status): Declare variables.
5644 (free_after_compilation, free_emit_status, free_varasm_status,
5645 init_varasm_status): Declare functions.
5646 * toplev.c (rest_of_compilation): Call free_after_compilation when
5647 done with the current function.
5648 * varasm.c (free_varasm_status): New function.
5650 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
5652 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
5653 (EXPAND_BUILTIN_VA_ARG): Define.
5654 * sparc.c (sparc_va_start): New.
5655 (sparc_va_arg): New.
5657 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5659 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
5661 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5663 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
5665 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
5667 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
5669 (ggc-callbacks.o): New target.
5670 * ggc-callbacks.c: New file.
5672 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5674 * expr.h: Collapse individual optab and libfunc vars to arrays.
5675 (optab_index, libfunc_index): New enumerations.
5676 (optab_table, libfunc_table): New arrays.
5677 Add accessor macros for both.
5679 * optabs.c (optab_table, libfunc_table): New.
5680 Delete declarations for individual optab and libfunc vars.
5682 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
5684 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
5686 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
5688 * Makefile.in (GGC, GGC_LIB): New.
5689 (HOST_RTL): Include ggc-none.o.
5690 (ggc-simple.o): New target.
5691 (ggc-none.o): Likewise.
5692 * tree.h (tree_common): Add gc_mark.
5693 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
5694 (struct rtvec_def): Add gc_mark.
5695 * emit-rtl.c (global_rtl): Update static initializers to contain
5696 enough initializers.
5697 * ggc.h, ggc-none.c, ggc-simple.c: New files.
5698 * toplev.c (gc_time): New variable.
5699 (all_time): New variable.
5700 (compile_file): Print gc time.
5701 (print_time): Calculate percentage of the whole.
5703 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5705 Change obstack memory management and varasm constant pool handling so
5706 that nested functions are treated like any other functions.
5707 * function.c (init_machine_status): New variable.
5708 (push_function_context_to): Set contains_functions for the outer
5709 function. Don't call save_varasm_status.
5710 (pop_function_context_from): Don't call restore_varasm_status. Don't
5711 set current_function_contains_functions.
5712 (prepare_function_start): Call init_varasm_status rather than
5713 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
5715 * function.h (struct function) Add field varasm. Delete fields
5716 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
5717 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
5718 (init_machine_status): Declare.
5719 (save_varasm_status, restore_varasm_status): Delete declarations.
5720 (save_tree_status, restore_tree_status): Delete last argument.
5721 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
5722 code. All callers changed.
5723 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
5724 save_constants_in_decl_trees, restore_constants, save_constants,
5725 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
5727 (inlining): New variable.
5728 (reg_map, label_map, insn_map, orig_asm_operands_vector,
5729 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
5731 (save_for_inline_nocopy): Don't save constants.
5732 Don't set inl_emit field in current_function.
5733 (expand_inline_function): Use emit field, not inl_emit, of the inlined
5734 function. Set new variable inlining before
5735 calling copy_rtx_and_substitute.
5736 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
5737 constant pool references if inlining is nonzero.
5738 Delete ADDRESS and (most of the) CONST cases.
5739 (output_inline_function): Save and restore current_function/
5740 current_function_decl. Delete restore_constants code. Don't call
5741 init_const_rtx_hash_table.
5742 * output.h (init_const_rtx_hash_table): Don't declare.
5743 * rtl.h (struct function): Declare.
5744 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
5745 * toplev.c (rest_of_compilation): Don't treat nested functions or
5746 functions containing them specially. Delete all code to deal with
5747 save_for_inline_copying.
5748 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
5749 inline_obstacks): Delete variables.
5750 (save_tree_status): Lose arg CONTEXT. All callers changed.
5751 Simply allocate a new function_maybepermanent_obstack for the new
5752 function, delete all the special cases.
5753 Don't save inline_obstacks.
5754 (restore_tree_status): Lose arg CONTEXT. All callers changed.
5755 Delete special handling for function_maybepermanent_obstack; simply
5757 Don't restore inline_obstacks.
5758 (permanent_allocation): Delete code that frees inline_obstacks.
5759 (print_inline_obstack_statistics): Delete function.
5760 (dump_tree_statistics): Don't call it.
5761 * varasm.c (struct varasm_status): New.
5762 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
5763 last_pool, pool_offset, const_double_chain): Delete global
5764 variables, replace with accessor macros.
5765 (immed_double_const): Don't walk const_double_chain outside a
5766 function, but don't treat nested functions specially anymore.
5767 (immed_real_const_1): Likewise.
5768 (clear_const_double_mem): Don't treat nested functions specially.
5769 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
5770 (save_varasm_status, restore_varasm_status): Delete functions.
5771 (init_varasm_status): New function.
5772 (force_const_mem): Don't treat nested functions specially.
5773 (find_pool_constant): Accept new arg F, search for constants in
5774 that function's pool rather than the current one. All callers
5776 (get_pool_constant_for_function, get_pool_mode_for_function): New
5779 * i386.c (init_386_machine_status): New function, mostly from
5780 clear_386_stack_locals.
5781 (struct machine_functions): Rename element names to avoid name
5783 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
5784 macros, replacing global variables.
5785 (clear_386_stack_locals, save_386_machine_status,
5786 restore_386_machine_status): Delete functions.
5787 (override_options): Initialize init_machine_status.
5788 * i386.h (INIT_EXPANDERS): Delete macro.
5789 (save_386_machine_status, restore_386_machine_status,
5790 clear_386_stack_locals): Delete declarations.
5792 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5794 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
5795 (doloop_begin): Simplify pattern and use emit_jump_insn.
5796 (doloop_end): Simplify pattern, switch operand order,
5797 and use emit_jump_insn.
5799 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5801 * function.h (struct function): Add new element LANGUAGE.
5802 (save_lang_status): Declare new variable.
5803 (restore_lang_status): Likewise.
5804 * function.c (save_lang_status): Define.
5805 (restore_lang_status): Likewise.
5806 (push_function_context_to): Call language-specific save function.
5807 (pop_function_context_from): Call language-specific restore function.
5809 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5811 * i386.md (movsf_1): Check REG_P before use of REGNO.
5812 (movdf_1): Likewise.
5813 (movxf_1): Likewise.
5814 (extendsfdf2): Likewise.
5815 (extendsfxf2): Likewise.
5816 (extenddfxf2): Likewise.
5818 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5820 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
5821 constants into memory.
5822 (c4x_shiftable_constant): New function.
5823 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
5824 (c4x_shiftable_constant): Declare.
5825 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
5826 ashlqi3_noclobber): Add new patterns and associated splitters.
5828 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
5830 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
5831 * dwarf2out.c (dwarf2out_frame_init): Likewise.
5832 * final.c (shorten_branches): Likewise.
5833 * global.c (global_alloc): Likewise.
5834 * haifa-sched.c (build_control_flow): Likewise.
5835 * stmt.c (check_for_full_enumeration_handling): Likewise.
5836 (estimate_case_costs): Likewise.
5838 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
5840 * rtl.h (RTL_CHECKC2): Fix typo in last change.
5842 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
5844 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
5845 (recompute_reg_usage): Likewise.
5846 * rtlanal.c (find_regno_fusage): Likewise.
5848 * rtl.c (rtl_check_failed_code1): New function.
5849 (rtl_check_failed_code2): New.
5850 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
5851 (RTL_CHECKC1, RTL_CHECKC2): New.
5852 (XC*): New accessor macros.
5853 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
5854 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
5855 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
5856 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
5857 (TRAP_*, RANGE_INFO_*): Likewise.
5859 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5861 * Makefile.in (tlink.o): Don't depend on toplev.h.
5863 * collect2.c (c_file, o_file, export_file, import_file, ldout,
5864 output_file, nm_file_name, ldd_file_name, strip_file_name,
5865 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
5866 add_prefix, prefix_from_env, prefix_from_string, do_wait,
5867 fork_execute, maybe_unlink, add_to_list,
5868 extract_init_priority, write_list, dump_list,
5869 dump_prefix_list, write_list_with_asm, write_c_file,
5870 write_c_file_stat, write_c_file_glob, scan_prog_file,
5871 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
5872 ignore_library, extract_string, notice, dump_file, target_machine,
5873 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
5874 read_file, print_load_command): Constify a char*.
5875 (fdopen, error, fatal, fatal_perror): Don't prototype.
5876 (my_strerror): Remove. All callers use xstrerror instead.
5877 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
5878 (main): Add prototype. Constify lots of char* ptrs. Change calls
5879 to xcalloc/strcpy/strcat/... to one call to concat.
5880 (main, scan_prog_file, scan_libraries): Use an intermediate
5881 `const char **' to build an argv array.
5882 (mapfile, libselect, libcompare, locatelib): Add prototypes.
5884 * collect2.h (collect_execute, collect_wait, dump_file,
5885 file_exists): Constify a char*.
5886 (ldout, c_file_name, temporary_obstack, permanent_obstack,
5887 temporary_firstobj, vflag, debug): Add extern declarations.
5888 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
5890 * tlink.c: Don't include toplev.h.
5891 (vflag, debug, ldout, c_file_name, temporary_obstack,
5892 permanent_obstack, temporary_firstobj): Don't declare.
5893 (tlink_execute, frob_extension, symbol_hash_lookup,
5894 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
5895 recompile_files, read_repo_files, demangle_new_symbols,
5896 scan_linker_output): Constify a char*.
5897 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
5898 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
5900 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
5902 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
5903 (relative) rather than jsr (absolute) subroutine call insns.
5904 * config/m68k/m68k-coff.h: Ditto.
5906 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
5908 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
5909 now rework these too.
5910 (arm_reorg): If an insn can't reach the end of the current pool,
5911 ensure that we emit that pool before the insn.
5913 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
5915 * tlink.c (scan_linker_output): Skip the initial underscore in
5916 a mangled name if appropriate.
5918 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5920 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5921 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
5922 error_with_ivar, gen_declarator, create_builtin_decl,
5923 my_build_string, generate_descriptor_table, generate_ivars_list,
5924 generate_dispatch_table, check_protocols, TAG_GETCLASS,
5925 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
5926 dump_base_name, lang_decode_option, build_encode_expr,
5927 start_class, finish_class, encode_pointer, really_start_method,
5928 gen_declaration, dump_interface, handle_class_ref, handle_impent):
5930 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
5931 Add static prototypes.
5932 (build_objc_string_decl, build_selector_reference_decl,
5933 encode_bitfield, build_class_reference_decl): Remove unused
5934 parameter, all callers changed.
5935 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
5936 (objc_printable_name): Likewise. Change second parameter to type int.
5937 (init_objc): Use memcpy, not bcopy, to avoid casts.
5939 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
5941 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
5942 reg notes on a deleted insn.
5943 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
5945 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
5947 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
5949 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5951 * stmt.c (expand_asm_operands): Fix index into inout_mode when
5954 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
5956 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
5957 * tm.texi (MD_ASM_CLOBBERS): Document it.
5959 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
5961 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
5962 * except.c (expand_rethrow): Remove unused variable.
5963 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
5964 * flow.c (replace_insns): Likewise.
5965 (create_edge_list, verify_edge_list): Likewise.
5966 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
5968 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
5969 is special code to run.
5970 (main): Don't define operands to emit_operand.
5971 * genrecog.c (main): Don't emit an empty peephole2_insn function.
5973 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
5975 * alpha/alpha.h (normal_memory_operand): Declare.
5976 (reg_no_subreg_operand): Declare.
5977 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
5979 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
5981 * c-parse.in (compstmt_primary_start): New, broken out of first
5982 part of compstmt handling in primary.
5983 (primary): Use it. Add an error clause.
5984 (compstmt_nostart): Renamed from compstmt; remove all
5985 initial invocations of compstmt_start.
5988 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
5990 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
5993 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
5995 * combine.c (simplify_shift_const): Remove extra semicolon.
5996 * dwarf2out.c (remove_AT): Likewise.
5997 * expmed.c (expand_mult): Likewise.
5998 * gcov.c (create_program_flow_graph): Likewise.
5999 * reorg.c (mostly_true_jump): Likewise.
6001 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6003 * fold-const.c (fold_range_test): Do not try to fold the range
6004 test if the rhs or lhs has side effects.
6006 * combine.c (simplify_rtx): Recognize another case of a synthesized
6009 * varasm.c (mark_constant_pool): When marking indirect references,
6010 only look at SYMBOL_REFs.
6012 * except.c (expand_fixup_region_end): Do not peek at
6013 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6015 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6017 * flags.h: New variables align_loops, align_loops_log,
6018 align_jumps, align_jumps_log, align_labels, align_labels_log,
6019 align_functions, align_functions_log.
6020 * toplev.c: Define them.
6021 (f_options): Handle -falign-* when they have no argument.
6022 (main): Add logic to set variables for -falign-functions,
6023 -falign-jumps, -falign-labels, -falign-loops.
6024 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6025 (display_help): Change help to match options.
6026 * final.c (LABEL_ALIGN): Default to align_labels_log.
6027 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6028 (LOOP_ALIGN): Default to align_loops_log.
6029 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6030 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6031 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6032 * varasm.c (assemble_start_function): Handle align_functions.
6034 * config/sparc/sparc.h: Don't declare sparc_align_*.
6035 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6036 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6038 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6040 * config/sparc/sparc.c: Delete sparc_align_loops,
6041 sparc_align_jumps, sparc_align_funcs and the corresponding string
6043 (sparc_override_options): Default align_functions on ultrasparc.
6044 Delete -malign-* handling.
6046 * config/mips/mips.c (override_options): On 64-bit targets,
6047 try to align code to 64-bit boundaries.
6048 (print_operand): New substitution, %~,
6049 which aligns labels to align_labels_log.
6050 * config/mips/mips.md (div_trap_normal): Use %~.
6051 (div_trap_mips16): Likewise.
6056 (ashldi3_internal): Likewise.
6057 (ashrdi3_internal): Likewise.
6058 (lshrdi3_internal): Likewise.
6059 (casesi_internal): Likewise.
6061 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6063 Merge new ia32 backend from the branch!
6065 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6066 See ChangeLog.P2 on new_ia32_branch for details.
6068 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6069 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6070 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6071 * i386/gas.h (ASM_FILE_START): Define.
6072 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6073 for name change of ix86_valid_decl_attribute_p.
6074 (i386_pe_valid_type_attribute_p): Similarly.
6076 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6078 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6079 to step through CC modes.
6081 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6083 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6084 it would end up in the shadow of a live flags regsiter.
6086 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6088 * reload1.c: Fix many indentation problems.
6089 * reload.c: Likewise.
6091 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6093 * alias.c (non_local_reference_p): Constify fmt.
6095 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6097 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6099 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6101 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6102 the internal_arg_pointer.
6104 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6106 Merge peephole2 from new_ia32_branch:
6107 * Makefile.in (STAGESTUFF): Add *.peephole2.
6108 (mostlyclean): Likewise.
6109 (recog.o): Depend on resource.h.
6111 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6112 (final_scan_insn): Likewise for the invocation of peephole.
6113 * genconfig.c (main): Look for peephole and peephole2 patterns.
6114 Emit HAVE_peephole* accordingly.
6115 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6116 * flags.h (flag_peephole2): Declare.
6117 * toplev.c: New pass peephole2. New flag -fpeephole2.
6119 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6120 * gencodes.c (main): Likewise.
6121 * genextract.c (main): Likewise.
6122 * genoutput.c (main): Likewise.
6123 * genemit.c (max_operand_1): Look for the max scratch operand.
6124 (gen_rtx_scratch): New.
6125 (gen_exp): Use it, and pass on new arg subroutine_type.
6126 (gen_expand): Take max scratch into account.
6127 (gen_split): Emit peephole2 functions.
6128 (output_peephole2_scratch): New.
6129 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6130 * genrecog.c (routine_type): Add PEEPHOLE2.
6132 (make_insn_sequence): Match outer parallel for peep2. Discard
6133 top level scratches and dups.
6134 (add_to_sequence): New args insn_type and top. Update all callers.
6135 Handle toplevel peep2 matching insns.
6136 (write_subroutine): Handle peep2.
6137 (write_tree_1): Likewise.
6138 (write_tree): Likewise.
6140 (change_state): New arg afterward. Update all callers.
6141 Handle matching separate insns.
6142 * recog.c (recog_next_insn): New.
6143 (peephole2_optimize): New.
6144 * rtl.def (DEFINE_PEEPHOLE2): New.
6145 * resource.c (find_free_register): New argument last_insn. Use it
6146 to find a register available through the entire span.
6147 * resource.h (find_free_register): Update prototype.
6149 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6151 * i386.c (output_strlen_unroll): Don't write xops[7]
6152 label if it wasn't set.
6154 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6156 * cpplib.c (struct directive): Const-ify name pointer and
6157 function pointer prototype.
6158 (validate_else, do_define, do_line, do_include, do_undef,
6159 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6160 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6161 do_warning): Const-ify second arg.
6162 (directive_table): Mark const. Reorder entries by frequency
6163 of usage, record statistics.
6165 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6167 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6168 bounds- check RTL accesses if --enable-checking.
6169 (RTVEC_ELT): Bounds check if --enable-checking.
6170 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6171 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6172 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6174 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6175 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6177 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6178 (NOTE_SOURCE_FILE): Use X0STR.
6179 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6180 MEM_ALIAS_SET): Use X0INT.
6181 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6182 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6184 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
6185 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
6186 (rtl_check_failed_bounds, rtl_check_failed_type1,
6187 rtl_check_failed_type2, rtvec_check_failed_bounds): New
6189 (fancy_abort): Fix comment.
6191 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
6192 (cse_insn): Decrement LABEL_NUSES for jump target before
6194 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
6195 * final.c (alter_subreg): Compute regno before changing x to
6196 REG; set REGNO(x) after changing it.
6197 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
6198 notes containing CONST_INTs.
6199 (delete_eh_regions): Use NOTE_EH_HANDLER.
6200 * function.c (put_reg_into_stack): Make reg a MEM before
6202 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
6204 (gen_mem_addressof): Make reg a MEM before initializing it.
6205 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
6207 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
6208 deleting an insn, not after.
6209 (block_alloc): Only look at PATTERN(insn) if we have to, and
6210 only if it's format class 'i'.
6211 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
6212 CONST_INT before using its INTVAL.
6213 * print-rtl.c (print_rtx): Use X0STR.
6214 * regmove.c (fixup_match_1): Don't look at PATTERN of
6215 non-class-'i' insn chain elements.
6216 * reload.c (loc_mentioned_in_p): Take address of
6217 in->fld[1].rtx directly.
6218 * reload1.c (reload): Change reg to a MEM before initializing
6220 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
6222 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
6224 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
6226 * config/mips/mips.c (machine_dependent_reorg): Force a
6227 barrier to output the local constant pool if a barrier hasn't
6228 been found at a natural point in the instruction stream.
6230 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6232 * c-parse.in (language_string): Constify.
6234 * dwarf2out.c (language_string): Remove declaration.
6236 * dwarfout.c (language_string): Likewise.
6238 * toplev.c (language_string, init_parse, finish_parse): Likewise.
6240 * tree.h (language_string, init_parse, finish_parse): Declare.
6242 * i386/sun386.h (language_string): Remove declaration.
6244 * mips.h (language_string): Likewise.
6246 * nextstep.h (language_string): Likewise.
6248 * nextstep21.h (language_string): Likewise.
6250 * rs6000.c (language_string): Likewise.
6252 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6254 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
6255 (getpwd.o): Remove target.
6257 * getpwd.c: Delete file. Its in libiberty now.
6259 * dbxout.c (getpwd): Don't prototype.
6260 * dwarf2out.c (getpwd): Likewise
6261 * dwarfout.c (getpwd): Likewise
6262 * final.c (getpwd): Likewise.
6263 * protoize.c (getpwd): Likewise.
6265 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6267 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
6269 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6271 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
6274 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
6276 * fixinc/Makefile.in (subdir): New.
6277 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
6280 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
6282 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
6283 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
6286 * invoke.texi: Fix typo.
6288 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
6289 changed. Handle autoincrement addressing modes.
6291 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
6292 just like we would the virtual incoming args register when
6295 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
6297 * rs6000.h (ASM_FILE_START): Specify complete filename, including
6298 path, in .file directive.
6300 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
6302 * gcc.texi (External Bugs): Remove obsolete note about Perl on
6305 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
6307 * stdbool.h: Make the typedef name _Bool, with bool a #defined
6310 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6312 * tree.c (tree_code_name): Constify a char*.
6314 * tree.h (tree_code_name, decl_printable_name): Likewise.
6316 * function.h (struct function): Likewise.
6318 * toplev.c (decl_name, decl_printable_name): Likewise.
6320 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
6322 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
6323 (init_objc): Remove function pointer cast.
6325 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6327 * pa.md (interspace_jump): New pattern.
6328 (builtin_longjmp): New expander.
6330 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
6332 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
6333 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
6334 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
6336 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
6338 * jump.c (delete_prior_computation): Also check calls
6339 to constant functions. Don't bother checking for a
6340 REG_UNUSED note before adding it.
6341 (delete_computation): Handle multi-word hard registers
6342 when synthesizing missing REG_DEAD notes for a register
6343 which is both set and used by an insn.
6345 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6347 * loop.c (this_loop_info): New variable.
6348 (loop_has_call, loop_has_volatile, loop_has_tablejump,
6349 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
6351 (prescan_loop, strength_reduce): New argument loop_info. All callers
6353 (scan_loop): New variable loop_info, initialise to address of
6355 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
6356 Delete variable loop_has_multiple_exit targets and replace with
6357 field in this_loop_info.
6358 (find_and_verify_loops): Rename this_loop to this_loop_num.
6359 (strength_reduce): Delete loop_iteration_info. Replace variable
6360 loop_info with function argument of same name.
6361 (insert_bct): Rework test for loop being completely unrolled.
6363 * loop.h (struct loop_info): New fields num, loops_enclosed,
6364 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
6365 has_indirect_jump, and cont. Redefine use of unroll_number.
6366 (loop_unroll_number): Delete.
6368 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
6370 (loop_iterations): Delete variable vtop and instead use
6371 loop_info->vtop computed in prescan_loop.
6373 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
6375 * fix-header.c (main): Do not pass a null pointer to strcmp.
6377 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
6379 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
6381 * configure: Rebuilt.
6383 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
6385 * jump.c (jump_optimize_1): Do not delete assignments to
6386 internal_arg_pointer.
6387 * cse.c (delete_trivially_dead_insns): Always consider a set of
6388 the internal_arg_pointer live.
6390 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
6392 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
6393 (update_life_info) [REG_WAS_0]: Search the original insns rather
6394 than the new insns for the note. Fix typos finding note_dest.
6395 If no dest found, discard the note rather than abort.
6396 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
6397 (replace_insns): Remove the old insn list after update_life_info
6400 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
6402 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
6404 (sched_analyze_1): Let add_dependence care for not adding dups.
6405 (sched_analyze_2): Likewise.
6406 (add_branch_dependences): Likewise.
6408 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
6410 * i386/winnt.c (export_list): New type.
6411 (exports_head): Rename to
6412 (export_head): this.
6413 (i386_pe_record_exported_symbol): Add is_data flag.
6414 (i386_pe_asm_file_end): Emit directive for exported variables.
6415 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
6417 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
6418 (ASM_DECLARE_OBJECT_NAME): Likewise.
6419 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6420 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6422 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
6424 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
6426 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
6429 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
6431 * config/openbsd.h: Define SET_ASM_OP.
6432 * tm.texi: cross-reference SET_ASM_OP in the index.
6434 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
6436 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
6437 for a CONST_DOUBLE, at compile time. Initialize rtx_length
6438 and class_narrowest_mode at compile time. Kill init_rtl.
6439 Mark rtx_length, mode_class, mode_size, mode_unit_size,
6440 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
6441 rtx_format as const. Kill all references to EXTRA_CC_MODES or
6443 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
6445 * rtl.h: Declare rtx_length and rtx_format as const.
6446 * machmode.def: Define CC(). Use CC() to define CCmode. If
6447 EXTRA_CC_MODES is defined, expand it here.
6448 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
6449 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
6450 const. Kill all references to EXTRA_CC_MODES.
6452 * toplev.c: Don't prototype or call init_rtl.
6453 * optabs.c: Don't call init_mov_optab.
6454 * genemit.c: Don't generate init_mov_optab. Don't call
6456 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
6458 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
6459 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
6460 genrecog.c: Don't call init_rtl.
6462 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
6463 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
6464 definition of EXTRA_CC_MODES.
6466 * md.texi: Kill ref to EXTRA_CC_NAMES.
6467 * tm.texi: Document new way to define EXTRA_CC_MODES.
6469 * genrecog.c: Do not look up the name of a define_split.
6472 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
6474 * config/v850/v850.md: Fix typo introduced by previous delta.
6476 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6478 * gcc.c (fatal): Make definition static to match prototype.
6480 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6482 * combine.c (get_last_value): Don't look for earlier sets if the last
6483 known set is somewhere in between the insns being combined.
6485 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
6487 * configure.in: Don't use shell ! to negate exit codes
6488 * configure: Regenerate
6490 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
6492 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
6493 the fact that ALIGN is measured in bits, not bytes.
6495 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
6497 * errors.c: New file; defines functions error, warning, and
6498 fatal, variables have_error and progname.
6499 * errors.h: New file; prototypes and decls for stuff in errors.c.
6501 * Makefile: Add rules to build errors.o and
6502 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
6503 genopinit, genrecog, genextract, genpeep, genattr, and
6504 genoutput with errors.o. Add errors.h to deps of genconfig.o,
6505 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
6506 genpeep.o, genattr.o, and genoutput.o.
6508 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
6509 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
6510 define or prototype fatal. Set progname at beginning of main.
6511 * genoutput.c: Likewise, and don't define or prototype error
6514 * c-typeck.c (c_expand_start_case): Return immediately if exp
6516 * fold-const.c (operand_equal_p): Return immediately if arg1
6517 or arg0 are ERROR_MARKs.
6518 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
6519 fields of type ERROR_MARK when calculating if the record can
6522 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
6523 with much help from Jeffrey A Law and Richard Henderson
6525 * i386.md: In the 6 insns which call output_fix_trunc,
6526 earlyclobber operands[0].
6528 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
6530 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
6531 creating new registers.
6533 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
6535 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
6536 i386_reg_alloc_order, i386_regparm_string,
6537 i386_align_loops_string, i386_align_jumps_string,
6538 i386_align_funcs_string, i386_preferred_stack_boundary_string,
6539 and i386_branch_cost_string as type "const char *".
6540 * i386.c: Define all above strings as type "const char *".
6542 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6544 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6545 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6547 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6549 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6550 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6552 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6554 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6555 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6556 (dwarf2out_line, dwarf2out_finish): Likewise.
6557 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6559 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6561 * tree.c (lang_unsave_expr_now) : Correct return type.
6562 * tree.h (lang_unsave_expr_now) : Same.
6564 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6566 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6567 instead of duplicating code.
6569 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6571 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6573 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6575 * tree.h: fancy_abort always takes three args.
6576 * resource.c: Move include of system.h before toplev.h.
6578 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6580 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6583 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6585 * system.h: Don't redefine abort or trim_filename.
6586 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6587 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6588 whether or not __FUNCTION__ is available.
6589 * tree.h: Duplicate rtl.h's definition of abort, for files
6590 that don't include rtl.h. Delete all code to perform type
6591 checking with a compiler other than GCC.
6592 * varray.h: Delete all code to perform type checking with a
6593 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6594 its arguments exactly once, using a statement expression.
6595 Adjust the VARRAY_<type> accessor macros to match.
6596 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6597 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6598 caller's location. Define fatal_insn and fatal_insn_not_found
6599 as macros that use _fatal_insn and _fatal_insn_not_found.
6600 (fancy_abort, trim_filename): Kill prototypes.
6602 * rtl.c (trim_filename): Move here from toplev.c.
6603 (fancy_abort): New function.
6604 (DIR_SEPARATOR): Provide default definition.
6605 * tree.c (tree_check_failed, tree_class_check_failed): Go
6606 through fancy_abort.
6607 (tree_check, tree_class_check, cst_or_constructor_check,
6608 expr_check): Delete.
6609 * varray.c (varray_check_failed): New function.
6610 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6611 _fatal_insn and _fatal_insn_not_found. Go through
6613 (trim_filename, fancy_abort): Delete.
6615 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6616 * except.c (start_catch_handler): Report ICE with error/abort
6618 * final.c (output_operand_lossage): Likewise.
6619 * flow.c (verify_flow_info): Likewise.
6621 * gcc.c: Prototype fatal.
6622 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6623 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6624 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6625 Don't define fancy_abort.
6627 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6629 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6632 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6634 * m88k.h (VERSION_INFO2): Kill.
6635 (VERSION_STRING): Kill.
6637 (VERSION_INFO1): Tidy.
6638 (TARGET_VERSION): Update.
6639 * m88k/dgux.h (VERSION_INFO2): Kill.
6640 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6641 * m88k/luna.h (VERSION_INFO1): Tidy.
6642 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6643 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
6644 (output_file_start): Adjust for death of VERSION_STRING.
6646 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
6648 * cpplib.c (detect_if_not_defined): New function.
6649 (do_if): Use it to detect potential once-only headers.
6651 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
6653 * c-common.c (combine_strings): Always set TREE_CONSTANT.
6655 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6657 * combine.c (nonzero_bits) : Allow single-ly set registers to be
6658 anywere in the function only if they are pseudos and set before
6659 being used (not live at the start of the function).
6660 (num_sign_bit_copies) : Same.
6661 (get_last_value_validate) : Same.
6662 (get_last_value) : Same.
6664 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
6666 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
6667 where N and M are constant and N is an integer multiple of M.
6669 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6671 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
6672 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
6673 sbitmap_union_of_preds): Add prototypes.
6674 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
6675 the intersection of successors with the new flow graph structures.
6676 (sbitmap_intersection_of_preds): New function to compute the
6677 intersection of predecessors with the new flow graph structures.
6678 (sbitmap_union_of_succs): New function to compute the union of
6679 successors with the new flow graph structures.
6680 (sbitmap_union_of_preds): New function to compute the union of
6681 predecessors with the new flow graph structures.
6682 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
6683 (expr_reaches_here_p): Use edge and basic_block structures instead
6684 of s_preds and s_succs.
6685 (compute_cprop_avinout): Use new sbitmap routines.
6686 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
6687 of s_preds and s_succs.
6688 * flow.c (compute_flow_dominators): Compute dominators using
6689 edges and basic blocks instead of s_preds and s_succs.
6691 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6693 * lists.c (unused_insn_list, unused_expr_list): New file for
6694 maintaining various types of lists. New statics for maintaining a
6695 cache of available INSN_LIST and EXPR_LIST nodes.
6696 (free_list): Static function for freeing a list of INSN/EXPR nodes.
6697 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
6698 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
6699 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
6700 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
6701 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
6702 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
6703 (free_INSN_LIST_node): Free an individual INSN_LIST node.
6704 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
6705 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
6706 (remove_dependence, free_pending_lists): Use new global routines.
6707 (flush_pending_lists, sched_analyze_insn): Use new global routines.
6708 (sched_analyze, compute_block_backward_dependences): Use new routines.
6709 (sched_analyze_1, sched_analyze_2): Use new routines.
6710 (schedule_insns): Use new global routines.
6711 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
6713 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
6714 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
6716 * toplev.c (rest_of_compilation): Initialize node cache.
6717 * Makefile.in (OBJS): Add lists.o to list of object files.
6718 (lists.o): Add dependancies.
6720 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
6722 * config/v850/v850.md: Fix compile time warning messages.
6723 * config/v850/v850.c: Fix compile time warning messages.
6724 * config/v850/v850.h: Fix compile time warning messages.
6726 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6728 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
6729 Remove unused prototype for `init_lengths'.
6731 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6733 * calls.c (emit_call_1): Mark parameter `stack_size' with
6735 (expand_call): Initialize variable `insn'.
6736 (emit_library_call): Likewise for variable `high_to_save'.
6737 (emit_library_call_value): Likewise.
6738 (store_one_arg): Likewise for variables `lower_bound' and
6741 * combine.c (try_combine): Likewise for variables `i2_code_number'
6742 and `other_code_number'.
6743 (find_split_point): Likewise for variables `pos', `unsignedp' and
6745 (simplify_if_then_else): Likewise for variables `op' and `c1'.
6746 (simplify_and_const_int): Remove unused variable `width'.
6747 (merge_outer_ops): Likewise.
6749 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
6750 HOST_WIDE_INT' when comparing against one.
6751 (simplify_relational_operation): Likewise.
6752 (cse_insn): Initialize variables `src_eqv_volatile',
6753 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
6755 * final.c (init_final): Constify parameter `filename'.
6756 (final_start_function): Mark parameter `optimize' with
6758 (profile_function): Likewise for parameters `first' and `optimize'.
6759 (output_source_line): Likewise for parameter `file'.
6761 * integrate.c (subst_constants): Cast a value to `size_t' when
6762 comparing against one.
6763 (mark_stores): Initialize variable `mode'. Cast a value to
6764 `size_t' when comparing against one.
6766 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
6768 * loop.c (move_movables): Initialize variable `first'.
6769 (strength_reduce): Likewise for variable `increment'.
6770 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
6771 value to `size_t' when comparing against one.
6772 (load_mems): Initialize variable `end_label'.
6774 * output.h (init_final): Constify parameter.
6776 * reload.c (decompose): Initialize variable `base'.
6778 * reload1.c (reload): Likewise for variable `is_scalar'.
6779 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
6780 (choose_reload_regs): Initialize variable `mode'.
6781 (emit_reload_insns): Likewise for variable `store_insn'.
6782 (reload_cse_noop_set_p): Mark parameter `insn' with
6784 (reload_combine): Initialize variable `set'.
6786 * unroll.c (unroll_loop): Likewise for variable `local_label'.
6787 (copy_loop_body): Cast a value to `size_t' when comparing against
6790 * varasm.c (assemble_variable): Initialize variable `size_tree'.
6791 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
6792 (remove_from_pending_weak_list): Mark parameter `name' with
6795 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6797 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
6800 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
6802 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
6803 (ASM_DECLARE_FUNCTION_NAME): Define.
6804 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
6805 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
6806 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
6807 not already defined.
6809 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6811 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
6812 of n_popped when call/call_value are not defined.
6814 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
6816 * tm.texi: GNU CC -> GCC conversion.
6817 (CC1_SPEC): Indicate it is used for all language front ends.
6819 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
6821 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
6822 NOTE_INSN_EH_REGION_END correctly.
6824 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6825 Jeff Law <law@cygnus.com>
6827 * loop.c (strength_reduce): Automatically unroll loops if the
6828 unrolled loop size is smaller than the rolled loop size.
6830 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
6831 and delete comment that code should be rewritten.
6833 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
6835 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
6838 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
6840 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6842 * fixinc/mkfixinc.sh: Don't fix uwin headers.
6843 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
6844 (LINK_SPEC): Add -u _main when building executables.
6845 (ASM_DECLARE_FUNCTION): Update from Cygwin.
6846 (ASM_FILE_END): Use the default for ix86-pe.
6847 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
6849 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
6851 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
6852 and ASM_CLOSE_PAREN are empty strings.
6854 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
6855 Geoffrey Keating <geoffk@cygnus.com>
6857 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
6858 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
6859 (unprotoize.o): Ditto.
6860 (test-protoize-simple): Don't define STD_PROTO_DIR.
6861 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
6862 changes to make 'test-protoize-simple' pass.
6863 (STD_PROTO_DIR): Remove define.
6864 (STANDARD_EXEC_PREFIX): Supply default define.
6865 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
6866 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
6867 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
6868 (GET_ENV_PATH_LIST): New macro.
6869 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
6870 (do_processing): Initialize default_syscalls_dir using new
6871 macros. Use it to initialize syscalls_absolute_filename.
6873 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
6875 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
6876 B into a register before emit_conditional_move.
6878 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
6880 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
6881 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
6882 multiplicand out of (+ (* a b) (* c d)).
6884 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
6885 Richard Henderson <rth@cygnus.com>
6887 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
6888 (new_insn_dead_notes): Likewise.
6889 (update_n_sets): Likewise.
6890 (update_flow_info): Move to flow.c, renamed to update_life_info;
6891 extend to handle multiple source insns.
6892 * flow.c: Include resource.h
6893 (unlink_insn_chain): New.
6894 (split_hard_reg_notes): New.
6895 (maybe_add_dead_note): New.
6896 (maybe_add_dead_note_use): New.
6897 (find_insn_with_note): New.
6898 (new_insn_dead_notes): New.
6899 (update_n_sets): New.
6900 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
6901 (maybe_remove_dead_notes): New.
6902 (update_life_info): New.
6903 (prepend_reg_notes): New.
6904 (replace_insns): New.
6905 * output.h (update_life_info): Declare.
6906 * recog.c (split_block_insns): Use update_life_info.
6907 * resource.c (find_free_register): Use reg_alloc_order, don't use
6908 fixed regs, make sure the mode is supported, don't use new regs.
6910 * rtl.h (replace_insns): Declare.
6912 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
6914 * expr.c (expand_expr): Cope with COND_EXPRs with one
6915 non-returning branch.
6917 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
6919 * expr.c (store_expr): Always pass down the target, even when not
6922 1999-08-24 Nick Clifton <nickc@cygnus.com>
6924 * configure.in: Define target_cpu_default for v850 targets.
6925 * configure: Regenerate
6927 * config/v850/v850.h (TARGET_CPU_generic): Define.
6928 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
6929 addresses are 4 byte aligned.
6931 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
6934 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6936 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
6937 (main): Add prototypes.
6939 * genattrtab.c (substitute_address, write_const_num_delay_slots,
6940 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
6941 (write_attr_get): Emit prototypes along with function definition.
6942 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
6943 (write_complex_function): Emit static prototype along with
6944 function definition.
6946 * genemit.c (gen_split): Emit prototypes along with function
6949 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
6950 Likewise for predicates and `insn_operand_predicate'.
6951 (process_template): Emit static prototype along with function
6954 * genrecog.c (make_insn_sequence): Constify a char*. Add
6955 prototypes for get_split_*().
6956 (write_subroutine): Emit prototypes along with function
6959 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6961 * gcse.c (find_avail_set): Follow chains of register-register copies.
6962 Use oprs_not_set_p to guarantee that the returned value can be
6964 (cprop_insn): Don't verify the return value of find_avail_set with
6967 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
6968 (cprop_cc0_jump): New function.
6969 (cprop_insn): Break out new function cprop_jump and use it.
6970 Also use cprop_cc0_jump for machines with CC0.
6971 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
6973 * tree.h (current_function_calls_setjmp,
6974 current_function_calls_longjmp): Delete declarations.
6975 * dsp16xx.c: Include "function.h".
6976 * elxsi.c: Likewise.
6977 * gmicro.c: Likewise.
6978 * h8300.c: Likewise.
6981 * mn10200.c: Likewise.
6982 * mn10300.c: Likewise.
6983 * ns32k.c: Likewise.
6987 * rtl.h (rtx_equal_function_value_matters): Declare.
6988 * toplev.c (rtx_equal_function_value_matters): Don't declare.
6990 * function.c: Likewise.
6991 * emit-rtl.c: Likewise.
6993 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
6995 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
6998 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7000 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7003 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7005 * cpp.texi: Add a node documenting macro varargs (copied
7008 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7010 * cppspec.c: Put a null pointer at the end of the new argv.
7012 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7014 * configure.in: Remove code to select/de-select the haifa
7015 scheduler. Every scheduled port gets haifa now.
7016 * configure: Rebuilt.
7017 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7019 * Makefile.in: Corresponding changes.
7021 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7023 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7024 All callers changed.
7025 (prepare_float_lib_cmp): Likewise.
7026 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7027 * expr.h (emit_float_lib_cmp): Delete declaration.
7028 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7029 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7030 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7032 (cmptf): Now conditional on TARGET_HARD_QUAD.
7034 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7036 * resource.c (mark_target_live_regs): Use
7037 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7039 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7041 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7043 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7045 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7047 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7049 * rtl.h (rtx_format): Constify a char*.
7051 * rtl.c (rtx_format): Likewise.
7052 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7053 (init_rtl): Use accessor macro, not `rtx_format'.
7055 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7058 * caller-save.c (mark_referenced_regs): Likewise.
7060 * combine.c (subst, make_compound_operation, known_cond,
7061 gen_rtx_combine, update_table_tick, get_last_value_validate,
7062 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7064 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7065 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7066 count_reg_usage): Likewise.
7068 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7071 * final.c (leaf_renumber_regs_insn): Likewise.
7073 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7074 dump_edge_info, count_reg_references): Likewise.
7076 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7077 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7080 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7081 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7082 add_label_notes): Likewise.
7084 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7085 clear_struct_flag, count_sub_rtxs, count_alternatives,
7086 compares_alternatives_p, contained_in_p, walk_attr_value,
7087 write_expr_attr_cache): Likewise.
7089 * genconfig.c (walk_insn_part): Likewise.
7091 * genemit.c (max_operand_1, gen_exp): Likewise.
7093 * genextract.c (walk_rtx): Likewise.
7095 * genflags.c (num_operands): Likewise.
7097 * genoutput.c (scan_operands): Likewise.
7099 * genpeep.c (match_rtx): Likewise.
7101 * genrecog.c (add_to_sequence): Likewise.
7103 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7106 * integrate.c (save_constants, copy_for_inline,
7107 copy_rtx_and_substitute, subst_constants, restore_constants):
7110 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7111 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7113 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7116 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7117 add_label_notes, replace_call_address, count_nonfixed_reads,
7118 invariant_p, find_single_use_in_loop, find_mem_givs,
7119 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7122 * print-rtl.c (reg_names, print_rtx): Likewise.
7124 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7126 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7127 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7128 print_blocks): Likewise.
7130 * regclass.c (fix_register, record_address_regs,
7131 reg_scan_mark_refs): Likewise.
7133 * regmove.c (stable_but_for_p): Likewise.
7135 * reload.c (loc_mentioned_in_p, operands_match_p,
7136 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7137 copy_replacements, refers_to_regno_for_reload_p,
7138 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7139 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7142 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7143 delete_address_reloads_1, count_occurrences,
7144 reload_cse_mem_conflict_p, reload_combine_note_use,
7145 add_auto_inc_notes): Likewise.
7147 * resource.c (mark_referenced_resources, mark_set_resources):
7150 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7151 reg_mentioned_p, regs_set_between_p, modified_between_p,
7152 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7153 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7154 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7155 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7157 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7159 * stupid.c (stupid_mark_refs): Likewise.
7161 * unroll.c (remap_split_bivs): Likewise.
7163 * varasm.c (mark_constants): Likewise.
7165 * a29k/a29k.c (uses_local_reg_p): Likewise.
7167 * alpha/alpha.c (summarize_insn): Likewise.
7169 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7170 eliminate_lr2ip): Likewise.
7172 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7174 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7175 reg_mentioned_in_mem): Likewise.
7177 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7178 symbolic_reference_mentioned_p): Likewise.
7180 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7182 * sh/sh.c (regs_used, mark_use): Likewise.
7184 * vax/vax.c (vax_rtx_cost): Likewise.
7186 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7188 * machmode.h (mode_name): Constify a char*.
7190 * rtl.c (mode_name): Likewise.
7192 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
7194 * optabs.c (init_libfuncs): Constify a char*.
7196 * print-tree.c (mode_name): Remove redundant declaration.
7197 (print_node): Use accessor macro, not `mode_name'.
7199 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
7201 (new_spill_reg): Constify a char*.
7203 * tree.c (mode_name): Remove redundant declaration.
7205 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7207 * rtl.c (rtx_name): Constify a char*.
7209 * rtl.h (rtx_name, fix_sched_param): Likewise.
7211 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
7212 (mypr): Use accessor macro, not `rtx_name'.
7214 * genemit.c (print_code): Constify a char*.
7216 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
7218 * genpeep.c (print_code): Constify a char*.
7220 * genrecog.c (print_code): Likewise.
7222 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
7223 end_bb): Add static prototype.
7224 (draw_edge): Constify a char*.
7225 (end_bb): Remove unused parameter.
7227 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
7228 print_block_visualization): Constify a char*.
7230 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
7232 * c-common.c (c_get_alias_set): Update comment.
7234 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7236 * linux.h (LIB_SPEC): Added.
7238 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7240 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
7242 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
7244 * tree.c (expr_check): Fix typo in last change.
7246 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
7248 * rtl.def (NOTE): Change format to "iuu0n".
7249 (ADDR_DIFF_VEC): Change format to "eEee0".
7250 (ADDRESSOF): Change format to "eit".
7252 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
7253 (RTVEC_ELT): Change to match.
7254 (XVECEXP): Use XVEC and RTVEC_ELT.
7255 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
7256 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
7257 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
7258 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
7259 TRAP_CONDITION, TRAP_CODE): Use XEXP.
7260 (INTVAL): Use XWINT.
7261 (ADDRESSOF_DECL): Use XTREE.
7262 (SET_ADDRESSOF_DECL): Delete.
7263 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
7264 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
7265 ifdefed out since 2.6 at least.
7266 (gen_rtvec_vv): Delete prototype.
7268 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
7270 (copy_most_rtx): Handle 't' format letter.
7271 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
7272 (gen_rtvec_vv): Delete function. All callers changed to use
7273 gen_rtvec_v instead.
7274 * print-rtl.c (print_rtx): Move special casing of NOTEs to
7275 the '0' format letter.
7277 * function.c (gen_mem_addressof): Don't use
7278 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
7280 * integrate.c (copy_rtx_and_substitute): Likewise.
7281 Copy 't' slots with XTREE.
7282 (subst_constants): Treat 't' slots like '[swi]' slots.
7283 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
7284 * jump.c (rtx_equal_for_thread_p): Likewise.
7285 * rtlanal.c (rtx_equal_p): Likewise.
7286 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
7287 only four arguments.
7288 * gengenrtl.c (type_from_format): Provide correct types for
7292 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
7293 If a recent gcc is in use (always in stage2 and beyond), use
7294 statement expressions, so we don't make a function call unless
7295 the check fails. Evaluate arguments exactly once.
7296 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
7297 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
7299 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
7300 they evaluate their arguments exactly once, irrespective of
7301 the compiler in use.
7303 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
7304 is used by the currently-enabled check macros. This is:
7305 (tree_check_failed, tree_class_check_failed): For gcc.
7306 (tree_check, tree_class_check, cst_or_constructor_check,
7307 expr_check): For other compilers.
7309 * gencheck.c: Do not define any *_CHECK1 macros.
7311 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
7312 Mark Mitchell <mark@codesourcery.com>
7314 * c-common.c (c_get_alias_set): Fix support for poitners and
7317 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
7319 * alias.c: Include tree.h.
7320 (nonlocal_reference_p, mark_constant_function): New functions.
7321 * flow.c (life_analysis): Call mark_constant_function.
7322 * rtl.h (mark_constant_function): Declare it.
7324 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
7326 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
7327 unrecognisable switches.
7329 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7331 * loop.c (recombine_givs): Set ix field after sorting.
7332 (recombine_givs): Remove bogus index / giv lockstep looping.
7334 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7336 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
7338 (emit_store_flag_force): Use do_compare_rtx_and_jump.
7339 (do_cmp_and_jump): Formatting fixes.
7340 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
7341 do_compare_rtx_and_jump instead of compare_from_rtx.
7342 (do_compare_rtx_and_jump): New function; mostly copied from
7344 (do_jump_for_compare): Delete.
7345 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
7347 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
7348 of compare/do_jump_for_compare pairs.
7349 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
7350 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
7351 compare_from_rtx/do_jump_for_compare pairs.
7352 (do_jump_by_parts_equality): Likewise.
7353 (do_jump_by_parts_equality_rtx): Likewise.
7354 * expr.h (do_compare_rtx_and_jump): Declare.
7355 * optabs.c (prepare_cmp_insn): New function, contains most of the code
7356 that used to be in emit_cmp_insn.
7357 (cmp_available_p): New function.
7358 (prepare_operand): New function.
7359 (emit_cmp_and_jump_insn_1): New function, contains some code that used
7360 to be in emit_cmp_insn.
7361 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
7362 parameters to be pointers; don't emit final compare but modify some of
7363 the values pointed to by the args so the caller can perform the
7365 (expand_binop): Call emit_store_flag_force with signed forms of
7367 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
7368 emit_jump_insn pair.
7369 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
7370 emit_cmp_and_jump_insn_1. Call emit_queue.
7371 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
7373 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
7374 jump sets cc0 before deleting it.
7375 * integrate.c (expand_inline_function): Likewise.
7376 * unroll.c (unroll_loop): Similar changes in several places.
7377 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
7380 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7382 * Makefile.in (insn-recog.o): Update dependencies.
7383 * genrecog.c (main): Make generated file include "function.h".
7385 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
7387 * cse.c (cse_insn): Call never_reached_warning when a jump is
7388 changed to be unconditional.
7389 * flags.h: Declare warn_notreached.
7390 * flow.c (delete_block): Call never_reached_warning when
7392 * jump.c (delete_barrier_successors): Call never_reached_warning
7393 when we delete everything after a BARRIER.
7394 (never_reached_warning): New function.
7395 * rtl.h: Declare never_reached_warning.
7396 * toplev.c (warn_notreached): New variable.
7397 (lang_independent_options): Set warn_notreached
7398 when -Wunreachable-code.
7399 (compile_file): We need line numbers for -Wunreachable-code.
7401 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
7403 * haifa-sched.c (insn_unit): Fix typo on out of range test.
7404 * sched.c (insn_unit): Likewise.
7406 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
7408 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
7410 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7412 * flow.c (create_edge_list): Use xmalloc, not malloc.
7414 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
7416 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
7417 C-style comments. Do not lose the character before double slash.
7419 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7421 * basic-block.h (struct edge_list): Stucture to maintain a vector
7423 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
7424 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
7425 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
7426 New function prototypes.
7427 * flow.c (create_edge_list): Function to create an edge list.
7428 (free_edge_list): Discards memory used by an edge list.
7429 (print_edge_list): Debug output showing an edge list.
7430 (verify_edge_list): Internal consistency check for an edge list.
7431 (find_edge_index): Function to find an edge index for a pred and succ.
7433 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
7435 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
7438 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
7440 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
7442 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7444 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7446 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
7448 * toplev.c (rest_of_compilation): Allow machine dependent
7449 reorganisation pass to place information into the RTL dump
7450 file if it so wishes.
7452 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
7454 * explow.c (hard_function_value): Use VOIDmode instead of
7456 * stmt.c (expand_return): Likewise.
7457 * stor-layout.c (get_best_mode): Likewise.
7459 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
7460 emit call instead of emit_insn call.
7462 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7464 * configure.in: Handle --disable/enable-win32-registry.
7465 * install.texi: Document --disable/enable-win32-registry.
7466 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
7467 (WIN32_REGISTRY_KEY): New macro.
7468 * prefix.c: Use to enable/disable win32-specific code.
7469 (lookup_key): Use versioned key.
7470 * configure: Regenerate.
7471 * config.in: Likewise.
7473 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
7475 * cpplib.c (read_line_number): New fn, split out of...
7478 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7480 tree.c (lang_unsave_expr_now) : New.
7481 (unsave_expr_now): Call lang_unsave_expr_now.
7482 tree.h (lang_unsave_expr_now) : New.
7484 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
7486 * toplev.c (flag_new_exceptions): On by default.
7488 1999-08-13 Michael Meissner <meissner@cygnus.com>
7490 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
7492 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7494 * dwarfout.c (fundamental_type_code): Return FT_boolean for
7495 INTEGER_TYPE with precision==1, it's __java_boolean.
7497 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7499 * global.c (prune_preferences): Move some invariants out of the
7502 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
7504 * configure.in (alpha*-dec-osf*): Add osf5.
7506 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
7508 * configure.in: Rework handling of ARM GNU/Linux slightly.
7509 (arm*-*-linux-gnuoldld): New target.
7510 * configure: Regenerate.
7511 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
7512 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
7513 * config/arm/linux-oldld.h: New file.
7514 * config/arm/linux-elf26.h: Don't include linux-elf.h.
7515 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
7517 * config/arm/linux-elf.h (ASM_SPEC): Define.
7518 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
7519 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
7520 for 26-bit APCS and old linker.
7521 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
7523 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
7524 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
7525 don't define `arm' or `arm_elf'.
7526 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
7527 MULTILIB_DIRNAMES): Define. Fix typo in comment.
7529 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
7531 * rtl.texi: Fix typo.
7533 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
7535 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
7537 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
7539 * extend.texi (C++ Signatures): Remove node.
7540 * invoke.texi: Remove discussion of -fhandle-signatures,
7541 signature, sigof, __signature__, and __sigof__.
7543 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7545 * Makefile.in (JAVAGC): Removed.
7547 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7549 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7551 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7553 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7555 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7557 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7558 a register that is already known to be a pointer.
7560 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7562 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7563 * fixinc/inclhack.sh: Regenerated.
7564 * fixinc/fixincl.sh: Regenerated.
7566 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7568 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7569 Fix documentation of -ansi flag to describe its C++ behavior.
7570 Remove bogus reference to GCC 2.9.
7572 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7574 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7575 note if it is non-NULL.
7577 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7579 * except.h (eh_nesting_info): Add new structure defintion.
7580 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7581 (reachable_handlers, update_rethrow_references): Add function
7583 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7584 a rethrow symbol instead of an integer exception region number.
7585 * flow.c (Make_edges): Use new exception nesting routines to determine
7586 which handlers are reachable from a CALL or asynchronous insn.
7587 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7589 (delete_eh_regions): Update rethrow labels, and don't delete
7590 regions which are the target of a rethrow.
7591 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7592 avoid overloading the SYMBOL_REF_USED flag.
7593 (rethrow_symbol_map): Use new rethrow_ref field.
7594 (rethrow_used): Use new rethrow_ref field.
7595 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7596 of an integer. Fix formatting.
7597 (output_exception_table_entry): Use new rethrow_ref field.
7598 (can_throw): Check for EH_REGION_NOTE before deciding
7599 whether a CALL can throw or not.
7600 (scan_region): Call rethrow_used() instead of accessing data structure.
7601 (update_rethrow_references): New function to make sure only regions
7602 which are still targets of a rethrow are flagged as such.
7603 (process_nestinfo): New static function to initialize a handler
7604 list for a specific region.
7605 (init_eh_nesting_info): New function to allocate and initialize
7606 the list of all EH handlers reachable from all regions.
7607 (reachable_handlers): New function to retrieve the list of handlers
7608 reachable from a specific region and insn.
7609 (free_eh_nesting_info): New function to dispose of a list of
7612 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7614 * flow.c (split_edge): Set JUMP_LABEL field.
7615 (commit_one_edge_insertion): Set head correctly for insert_before.
7616 When inserting insns, update insn block numbers if allocated.
7618 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7620 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7621 retry_incomplete_types): Add static prototype.
7622 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7623 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7624 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7625 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7626 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7629 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7630 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7632 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7634 * output.h (assemble_name): Constify a char*.
7636 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7637 assemble_variable, assemble_name): Likewise.
7639 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7641 * arm/pe.c (arm_pe_unique_section): Likewise.
7643 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
7645 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
7647 * i386/interix.c (i386_pe_unique_section): Likewise.
7649 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
7651 * i386/winnt.c (i386_pe_unique_section): Likewise.
7653 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
7655 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
7657 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
7659 * pa/pa.c (output_call): Likewise.
7661 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
7663 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
7665 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
7668 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
7671 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
7673 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
7674 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
7676 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
7678 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7680 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
7682 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7684 * tree.h (lang_identify): Constify a char*.
7685 (print_error_function): Add extern prototype. Constify a char*.
7687 * c-lang.c (lang_identify): Constify a char*.
7689 * objc/objc-act.c (lang_identify): Constify a char*.
7691 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7693 * genpeep.c (main): Make generated file include "function.h".
7694 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
7696 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7698 * Makefile.in: Update dependencies.
7699 * alias.c: Include "function.h"
7700 * c-decl.c: Likewise.
7701 * caller-save.c: Likewise.
7702 * calls.c: Likewise.
7703 * combine.c: Likewise.
7705 * explow.c: Likewise.
7706 * final.c: Likewise.
7707 * global.c: Likewise.
7708 * graph.c: Likewise.
7709 * local-alloc.c: Likewise.
7711 * optabs.c: Likewise.
7712 * profile.c: Likewise.
7713 * recog.c: Likewise.
7714 * regclass.c: Likewise.
7715 * regmove.c: Likewise.
7716 * reload.c: Likewise.
7717 * reorg.c: Likewise.
7718 * resource.c: Likewise.
7719 * sched.c: Likewise.
7720 * stupid.c: Likewise.
7721 * config/1750a/1750a.c: Likewise.
7722 * config/a29k/a29k.c: Likewise.
7723 * config/arc/arc.c: Likewise.
7724 * config/arm/arm.c: Likewise.
7725 * config/arm/thumb.c: Likewise.
7726 * config/c4x/c4x.c: Likewise.
7727 * config/clipper/clipper.c: Likewise.
7728 * config/convex/convex.c: Likewise.
7729 * config/fx80/fx80.c: Likewise.
7730 * config/i860/i860.c: Likewise.
7731 * config/m68k/m68k.c: Likewise.
7732 * config/m88k/m88k.c: Likewise.
7733 * config/mips/mips.c: Likewise.
7734 * config/pdp11/pdp11.c: Likewise.
7735 * config/pyr/pyr.c: Likewise.
7736 * config/romp/romp.c: Likewise.
7737 * config/sh/sh.c: Likewise.
7738 * config/tahoe/tahoe.c: Likewise.
7739 * config/vax/vax.c: Likewise.
7740 * config/we32k/we32k.c: Likewise.
7741 * config/sparc/sparc.c: Include "function.h".
7742 (mem_min_alignment): Test current_function rather than
7743 regno_pointer_align.
7744 * config/pa/pa.c: Likewise.
7745 (compute_frame_size): Delete declaration of
7746 current_function_outgoing_args_size.
7747 * config/arc/arc.h (current_function_varargs): Delete declaration.
7748 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
7750 * config/i370/i370.h (current_function_outgoing_args_size): Delete
7752 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
7753 current_function_uses_pic_offset_table.
7754 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
7755 of current_function_returns_pointer.
7756 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7757 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7758 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7759 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7760 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7761 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7762 * config/m88k/m88k.c: Include "function.h"
7763 (call_used_regs, current_function_pretend_args_size,
7764 current_function_outgoing_args_size, frame_pointer_needed): Delete
7766 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
7768 * config/mips/mips.h (current_function_calls_alloca): Delete
7770 * config/mn10200/mn10200.h (current_function_needs_context,
7771 rtx_equal_function_value_matters): Delete declarations.
7772 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
7773 flag_pic): Delete declarations.
7774 * config/pa/pa.h (current_function_pretend_args_size,
7775 current_function_decl): Delete declarations.
7776 * config/pa/som.h (current_function_varargs): Delete declaration.
7777 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
7779 * config/pyr/pyr.h (current_function_pretend_args_size,
7780 current_function_args_size, current_function_calls_alloca): Delete
7782 * config/sh/sh.h (current_function_varargs): Delete declaration.
7783 * config/sparc/sparc.h (current_function_outgoing_args_size,
7784 current_function_calls_alloca, current_function_decl): Delete
7786 * config/spur/spur.h (current_function_pretend_args_size,
7787 current_function_calls_alloca): Delete declarations.
7788 * config/v850/v850.c (current_function_outgoing_args_size): Delete
7790 * config/vax/vms.h (current_function_name): Delete declaration.
7791 * gcse.c: Include "function.h".
7792 (current_function_name, current_function_calls_setjmp): Delete
7794 * haifa-sched.c: Include "function.h".
7795 (forced_labels): Delete declaration.
7797 * reg-stack.c: Likewise.
7798 * reload1.c: Likewise.
7799 * genemit.c (main): Make generated file include function.h.
7800 * genoutput.c (output_prologue): Likewise.
7802 * builtins.c (saveregs_value, apply_args_value): Delete variables.
7803 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
7804 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
7805 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
7806 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
7807 macros for some of them.
7808 (emit_filename, emit_lineno): Delete declarations.
7809 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
7810 regno_pointer_* variables through current_function.
7811 (gen_inline_header_rtx): Delete function.
7812 (save_emit_status): Delete function.
7813 (set_new_last_label_num): New function.
7814 (clear_emit_caches): New function.
7815 (restore_emit_status): Just clear last_labelnum and call
7817 (get_last_insn_anywhere): Variable sequence_stack is now accessed
7818 through macro seq_stack.
7819 (add_insn_after): Likewise.
7820 (add_insn_before): Likewise.
7821 (remove_insn): Likewise.
7822 (pop_topmost_sequence): Likewise.
7823 (in_sequence_p): Likewise.
7824 (start_sequence_for_rtl_expr): Likewise.
7825 (start_sequence): Likewise, and likewise for
7826 sequence_rtl_expr/seq_rtl_expr.
7827 (push_topmost_sequence): Likewise.
7828 (end_sequence): Likewise.
7829 (init_virtual_regs): Now takes a "struct emit_status *" argument.
7830 All callers changed. Store into that pointer instead of globals.
7831 (init_emit): Allocate emit elt of current_function.
7832 Changes for sequence_rtl_expr/sequence_stack renaming.
7833 Call clear_emit_caches instead of doing it in-line.
7834 Access regno_pointer_* variables through current_function.
7835 (init_emit_once) Don't clear sequence_stack.
7837 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
7839 (arg_pointer_save_area): Delete declaration.
7840 (finish_expr_for_function): Renamed from init_queue; no longer static.
7841 (init_expr): Don't call init_queue.
7842 (save_expr_status, restore_expr_status): Delete functions.
7843 (expand_expr): Changes to reflect new layout of struct function.
7844 Don't access current_function_check_memory_usage when current_function
7846 * expr.h (forced_labels, save_expr_regs, saveregs_value,
7847 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
7848 current_function_outgoing_args_size, current_function_arg_offset_rtx,
7849 current_function_uses_const_pool, function_call_count,
7850 current_function_uses_pic_offset_table, nonlocal_labels,
7851 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
7852 current_function_check_memory_usage, nonlocal_goto_handler_slots,
7853 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
7855 (finish_expr_for_function): Declare.
7856 * flags.h (current_function_has_nonlocal_label,
7857 current_function_has_nonlocal_goto, current_function_is_thunk,
7858 current_function_has_computed_jump): Delete declarations.
7859 * flow.c (forced_labels): Delete declaration.
7860 * function.c (current_function_pops_args,
7861 current_function_returns_struct, current_function_returns_pcc_struct,
7862 current_function_needs_context, current_function_calls_setjmp,
7863 current_function_calls_longjmp, current_function_has_nonlocal_label,
7864 current_function_has_nonlocal_goto, current_function_is_thunk,
7865 current_function_has_computed_jump, current_function_calls_alloca,
7866 current_function_contains_functions, current_function_returns_pointer,
7867 current_function_epilogue_delay_list, current_function_args_size,
7868 current_function_pretend_args_size, current_function_arg_offset_rtx,
7869 current_function_outgoing_args_size, current_function_varargs,
7870 current_function_stdarg, current_function_args_info, cleanup_label,
7871 current_function_name, current_function_uses_const_pool,
7872 current_function_instrument_entry_exit, current_function_return_rtx,
7873 current_function_uses_pic_offset_table, nonlocal_labels,
7874 current_function_internal_arg_pointer, current_function_cannot_inline,
7875 current_function_check_memory_usage, function_call_count,
7876 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
7877 nonlocal_goto_stack_level, return_label, save_expr_regs,
7878 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
7879 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
7880 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
7881 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
7882 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
7884 (push_function_context_to): Don't save them. Don't call
7885 save_storage_status, save_emit_status or save_expr_status.
7886 (pop_function_context_from): Don't restore them. Don't call
7887 restore_storage_status or restore_expr_status.
7888 (get_func_frame_size): New function.
7889 (get_frame_size): Use it.
7890 (assign_outer_stack_local): Reflect some member name changes in struct
7892 (put_reg_into_stack): Likewise.
7893 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
7895 (fixup_var_refs): Likewise.
7896 (fix_lexical_addr): Likewise.
7897 (trampoline_address): Likewise.
7898 (prepare_function_start): Clear field inlinable of current_function.
7899 (init_function_for_compilation): New function.
7900 (expand_dummy_function_end): New function.
7901 (expand_function_end): Call finish_expr_for_function.
7902 * function.h (struct emit_status): New; fields moved here from struct
7903 function and from global variables. Add accessor macros for some of
7905 (struct expr_status): Likewise.
7906 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
7907 (struct function): Add fields expr and emit, inlinable, inl_emit,
7908 original_arg_vector, original_decl_initial, inl_last_parm_insn,
7909 inl_max_label_num. Add many comments.
7910 Add accessor macros for all elts of struct function that no longer
7911 have a global variable.
7912 (cleanup_label, return_label, frame_offset, tail_recursion_label,
7913 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
7914 stack_slot_list): Delete declarations.
7915 (get_func_frame_size): Declare.
7916 (save_expr_status, restore_expr_status, save_emit_status,
7917 save_storage_status, restore_storage_status): Delete declarations.
7918 (init_virtual_regs): Declare.
7919 * output.h (current_function_pops_args,
7920 current_function_returns_struct, current_function_returns_pcc_struct,
7921 current_function_needs_context, current_function_calls_setjmp,
7922 current_function_calls_longjmp, current_function_calls_alloca,
7923 current_function_has_nonlocal_label, current_function_varargs,
7924 current_function_has_computed_jump, current_function_returns_pointer,
7925 current_function_contains_functions, current_function_args_size,
7926 current_function_pretend_args_size, current_function_stdarg,
7927 current_function_outgoing_args_size, current_function_args_info,
7928 current_function_name, current_function_return_rtx,
7929 current_function_epilogue_delay_list,
7930 current_function_uses_const_pool, current_function_cannot_inline):
7931 Delete declarations.
7932 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
7933 regno_reg_rtx): Delete declaration.
7934 (REGNO_POINTER_FLAG): Delete macro.
7935 * stmt.c (expand_goto): Changes to reflect that some fields in struct
7936 function were renamed.
7937 * stor-layout.c (save_storage_status, restore_storage_status): Delete
7939 * toplev.c: Include "function.h".
7940 (current_function_decl): Delete declaration.
7941 (compile_file): Call init_dummy_function_start and
7942 expand_dummy_function_end around some initializations that need to
7944 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
7945 Call init_function_for_compilation.
7946 * unroll.c: Include "function.h"
7947 (unroll_loop): Access regno_pointer_* variables through
7950 * tree.h (struct tree_decl): Add elt f to saved_insns member.
7951 (DECL_SAVED_INSNS): use it.
7952 (expand_dummy_function_end): Declare.
7953 (init_function_for_compilation): Declare.
7954 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
7955 that it's no longer an INLINE_HEADER.
7956 (expand_call): Likewise.
7957 * integrate.c (finish_inline): Delete function.
7958 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
7959 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
7960 args. Don't generate an INLINE_HEADER rtx, just return the arg
7961 vector. All callers changed.
7962 (save_for_inline_copying): Create a duplicate struct emit_status to
7963 hold the emit state for compiling the current function. Use this and
7964 the other new fields in struct function that are for integration
7965 instead of an INLINE_HEADER.
7966 Use memcpy instead of bcopy.
7967 Store the current struct function in DECL_SAVED_INSNS of fndecl.
7968 (save_for_inline_nocopy): Similar changes, except no new emit_status
7970 (expand_inline_function): Get information from function structure,
7971 not from an inline header rtx.
7972 (output_inline_function): Lose code to extract the necessary
7973 information from an inline header; simply put back the function
7974 structure into current_function. Clear its inlinable elt.
7975 * rtl.def (INLINE_HEADER): Delete.
7976 * rtl.h: Delete all accessors for an INLINE_HEADER.
7977 (gen_inline_header_rtx): Delete declaration.
7978 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
7979 Delete declarations.
7980 (REGNO_POINTER_ALIGN): Delete.
7981 (clear_emit_caches): Declare.
7982 (set_new_last_label_num): Declare.
7984 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
7986 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
7988 * except.c (expand_eh_region_start_for_decl): Always start a new block.
7989 * stmt.c (is_eh_region): Make sure current_function is present, too.
7991 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
7993 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
7994 for 64bit PA targets.
7996 * pa.h (SELECT_SECTION): Define.
7997 * som.h (SELECT_SECTION): Delete.
7999 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8001 * alias.c (init_alias_analysis): Wrap call to
8002 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8004 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8006 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8007 <sys/asm.h> contains an asm comment with an apostrophe
8008 * fixinc/inclhack.sh: regen
8009 * fixinc/fixincl.x: regen
8011 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8013 * function.c (init_function_start): Clear prologue & epilogue.
8014 (prologue_epilogue_contains): New function.
8015 * alias.c (init_alias_analysis): Use it.
8016 * rtl.h (prologue_epilogue_contains): Declare it.
8018 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8020 * jump.c (onlyjump_p): New function.
8021 * rtl.h: Declare it.
8022 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8023 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8025 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8027 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8028 to invert loops. Simplify block scanning.
8030 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8032 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8033 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8035 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8037 * config/sparc/liteelf.h: New file to support sparclite-elf target
8038 * config/sparc/t-sp86x: New file to support sparc86x targets
8039 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8040 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8041 * configure.in: Support above target triplets
8042 * configure: Regenerated
8044 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8046 * fixinc/server.c (server_setup): Do not prefix function used as
8049 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8051 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8052 Remove fp reg alternatives.
8054 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8056 * Makefile.in (TAROUTOPTS): Kill.
8057 (install-headers-tar): Use "xpf" for tar headerfile extraction
8058 * i370/x-oe (TAROUTOPTS): Delete.
8059 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8060 * m68k/x-hp320 (TAROUTOPTS): Delete.
8061 * m68k/x-hp320g (TAROUTOPTS): Delete.
8062 * gcc.texi: Update bug reporting text.
8064 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8066 * reg-stack.c (change_stack) Fixed problem with negative array index.
8068 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8070 * extend.texi, install.texi: Fix spelling mistakes.
8072 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8073 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8074 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8076 * mips/t-ecoff: Likewise.
8077 * mips/t-elf: Likewise.
8078 * mips/t-mips: Likewise.
8079 * mips/t-osfrose: Likewise.
8080 * mips/t-r3900: Likewise.
8081 * mips/t-svr3: Likewise.
8082 * mips/t-svr4: Likewise.
8083 * mips/t-ultrix: Likewise.
8085 * gcc.texi: Document recommend means to provide software floating
8086 point libraries in libgcc.a
8088 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8090 * c-lex.c (yylex): We can have a number with no digits.
8092 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8094 * jump.c (delete_prior_computation): New function, broken
8095 out of delete_computation. Check for side effects with
8096 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8097 multi-word hard registers.
8098 (delete_computation): Use it. Check for side effects with
8099 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8100 missing REG_DEAD note for a register which is both set and
8103 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8105 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8106 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8107 (ASM_FILE_START): Import _mcount with the right type.
8108 (ASM_DECLARE_FUNCTION_NAME): Define.
8109 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8110 * pa.c (output_function_prologue): Always emit the function's label
8112 * pa.h (TEXT_SPACE_P): Define.
8113 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8114 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8115 * som.h (TEXT_SPACE_P): Delete.
8116 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8117 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8119 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8121 * expr.c (emit_group_load): Allow src to be a CONCAT.
8123 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8125 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8126 (___mulsi3): Use '!' comment character.
8128 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8130 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8132 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8134 * gcc.c: Update URLs and mail addresses.
8135 * gcc.texi: Likewise.
8137 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8139 * rs6000.c (current_file_function_operand): Return zero for
8141 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8143 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8146 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8148 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8149 allocate space in the stack frame for the PIC register.
8151 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8153 * m68k.md (xordi3, anddi3): These patterns are not available on
8156 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8158 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8159 (PUT_REAL): Likewise.
8161 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8163 * final.c (shorten_branches): Don't add an alignment for loops
8164 that have no label inside.
8166 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8168 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8169 prototypes in macro HAVE_cmpstrsi.
8171 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8173 * emit-rtl.c (operand_subword): Remove unused variable
8176 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8178 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8180 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8182 * cpphash.c (macroexpand): Delete leading whitespace when arg
8183 is concatenated before.
8184 (unsafe_chars): Correct test for whether + and - can extend a
8187 * cppinit.c (cpp_start_read): Do dependencies for
8188 -include/-imacros files also.
8190 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
8191 tokenizing non-directive lines.
8192 (cpp_expand_to_buffer): Temporarily disable no-output mode.
8193 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
8196 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8198 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
8200 * c-lex.c: Sync with C++ frontend.
8201 (linemode): New variable.
8202 (parse_float): imag, conversion_errno, and type are output only.
8203 (yylex): Adjust. Move initial '.' case into main switch.
8205 (handle_generic_pragma): Just deal with tokens.
8206 (readescape): Use ISXDIGIT and ISGRAPH.
8207 * c-parse.in: Add END_OF_LINE token.
8209 * c-lex.c (lang_init): Generalize.
8210 (nextchar): Remove. Replace uses with UNGETC.
8211 (skip_white_space): Handle linemode here. Optimize for cpplib.
8212 (skip_white_space_on_line): Remove.
8213 (extend_token_buffer_to): New fn.
8214 (extend_token_buffer): Use it.
8215 (read_line_number, check_newline): Just deal with tokens.
8216 (token_getch, token_put_back): New fns.
8217 (yylex): Use them. More cpplib optimizations. Simplify.
8219 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8220 Jason Merrill <jason@yorick.cygnus.com>
8222 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
8223 (consume_string): Make this smart about USE_CPPLIB.
8224 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
8225 (yylex): Rewrite to be intelligent about USE_CPPLIB.
8226 Also, clean up cases where we redundantly set token_buffer[0].
8227 (read_line_number): New fn.
8228 (ignore_escape_flag): New variable.
8230 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
8232 * a29k/t-a29kbare: Fix some comments.
8233 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8234 (FPBIT, DPBIT): Define.
8235 * a29k/t-vx29k: Likewise.
8236 * arc/t-arc: Likewise.
8237 * arm/t-arm-elf: Likewise.
8238 * arm/t-bare: Likewise.
8239 * arm/t-pe: Likewise.
8240 * arm/t-pe-thumb: Likewise.
8241 * arm/t-semi: Likewise.
8242 * arm/t-thumb: Likewise.
8243 * arm/t-thumb-elf: Likewise.
8244 * arm/t-thumb-linux: Likewise.
8245 * h8300/t-h8300: Likewise.
8246 * i960/t-i960: Likewise.
8247 * i960/t-vxworks960: Likewise.
8248 * m32r/t-m32r: Likewise.
8249 * mips/t-ecoff: Likewise.
8250 * mips/t-elf: Likewise.
8251 * mips/t-r3900: Likewise.
8252 * pa/t-pro: Likewise.
8253 * rs6000/t-aix43: Likewise.
8254 * rs6000/t-beos: Likewise.
8255 * rs6000/t-newas: Likewise.
8256 * rs6000/t-ppccomm: Likewise.
8257 * rs6000/t-rs6000: Likewise.
8258 * rs6000/t-winnt: Likewise.
8259 * rs6000/t-xnewas: Likewise.
8260 * rs6000/t-xrs6000: Likewise.
8261 * sh/t-sh: Likewise.
8262 * sparc/t-elf: Likewise.
8263 * sparc/t-sparcbare: Likewise.
8264 * sparc/t-sparclite: Likewise.
8265 * sparc/t-splet: Likewise.
8266 * v850/t-v850: Likewise.
8267 * mn10200/t-mn10200: Fix comments.
8268 * mn10300/t-mn10300: Likewise.
8270 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
8271 dummy operand. Allocate a new pseudo for the dummy operand.
8272 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
8274 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
8276 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
8278 * configure: Rebuilt.
8279 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
8281 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
8283 * recog.c (preproces_constraints): Zero recog_op_alt before
8284 processing the constraints.
8286 * arm.c (typedef minipool_node): Renamed from pool_node.
8287 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
8288 (add_minipool_constant): New function.
8289 (dump_minipool): New function.
8290 (find_barrier): Remove special case for getting the insn size of
8291 an insn that references the constant pool.
8292 (minipool_fixup): New structure.
8293 (push_minipool_barrier): New function.
8294 (push_minipool_fix): New function.
8295 (note_invalid_constants): New function.
8296 (add_pool_constant, dump_table, fixit, broken_move): Delete.
8297 (arm_reorg): Rewrite code to fix up the constant pool into a
8298 series of mini-pools embedded in the insn stream.
8299 (arm_output_epilogue): New function, made mainly from the body
8300 of output_func_epilogue.
8301 (output_func_epilogue): Move insn generation part of epilogue code
8302 to arm_output_epilogue.
8303 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
8304 * arm.md (pool_range): New attribute.
8305 (zero_extendqidi2): Add attribute pool_range.
8306 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
8307 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
8308 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
8309 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
8310 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
8311 (epilogue): New expand.
8312 (epilogue_insn): New insn. Call arm_output_epilogue.
8314 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
8315 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
8317 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8319 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8321 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8323 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
8325 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
8327 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
8329 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
8331 * global.c: Fix comment.
8333 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
8335 * gcc.c (access_check): New static function.
8336 (find_a_file): Use it when searching a directory list.
8337 * collect2.c (find_a_file): Don't accept directories found when
8338 searching a directory list.
8340 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
8342 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
8343 function parameters with `&'.
8344 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
8346 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
8348 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
8349 or tidy_fallthru_edge if the last insn in the block is not
8350 an unconditional jump or a simple conditional jump.
8352 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8354 * Makefile.in (c-decl.o): Depends on defaults.h.
8356 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
8358 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
8360 (CLASS_MAX_NREGS): Likewise.
8362 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
8364 * cse.c (cse_insn): Fix dumb thinko in last change.
8366 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8368 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
8371 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
8373 * dwarf2out.c (add_location_or_const_value_attribute): Correct
8374 test for sizes of passed and declared parameter types.
8376 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8378 * fixincludes: Fix the return type of bsearch, char* -> void*.
8380 * fixinc/inclhack.def: Likewise.
8382 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
8384 * invoke.texi (-fdump-translation-unit): New option.
8386 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
8388 * expr.h (PROMOTE_PROTOTYPES): Move ...
8389 * defaults.h: ... to here.
8390 * c-decl.c: Include defaults.h instead of expr.h.
8391 * c-typeck.c: Include defaults.h.
8393 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
8395 * toplev.h (errorcount): Declare.
8396 (warningcount): Likewise.
8397 (sorrycount): Likewise.
8398 * c-lex.c (errorcount): Don't declare.
8399 * dwarf2out.c (errorcount): Don't declare.
8401 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
8403 * config/libgloss.h: Add a note discouraging use with ELF.
8404 * configure.in: Don't use libgloss.h for ELF targets.
8405 Always use_collect2 on a.out targets.
8407 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
8409 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
8410 (force_to_mode, case ASHIFTRT): Add shiftrt label.
8412 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8414 * loop.c (strength_reduce): When doing biv->giv conversion, update
8415 reg note of NEXT->insn.
8417 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8419 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
8421 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8423 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
8424 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
8425 Ensure expr.h is included.
8426 * c-typecheck.c (convert_arguments): Ditto.
8428 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
8430 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
8431 * config/convex/convex.h: Ditto.
8432 * config/dsp16xx/dsp16xx.h: Ditto.
8433 * config/fx80/fx80.h: Ditto.
8434 * config/gmicro/gmicro.h: Ditto.
8435 * config/i370/i370.h: Ditto.
8436 * config/i386/i386.h: Ditto.
8437 * config/m32r/m32r.h: Ditto.
8438 * config/m68k/m68k.h: Ditto.
8439 * config/m88k/m88k.h: Ditto.
8440 * config/mips/mips.h: Ditto.
8441 * config/pa/pa.h: Ditto.
8442 * config/pyr/pyr.h: Ditto.
8443 * config/tahoe/tahoe.h: Ditto.
8444 * config/we32k/we32k.h: Ditto.
8446 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
8449 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
8451 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
8454 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
8456 1999-08-02 Richard Henderson <rth@cygnus.com>
8458 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
8459 for the register spill block.
8461 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
8462 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
8464 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
8465 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
8466 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
8468 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8470 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
8471 MAX_WCHAR_TYPE defined in sparc.h.
8472 * config/sparc/linuxaout.h: Likewise.
8473 * config/sparc/linux64.h: Likewise.
8474 Also default to -mvis if CPU is UltraSPARC.
8476 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8478 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
8479 (RTX_OK_FOR_OLO10): Likewise.
8480 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
8481 %lo(), allow it in addresses...
8482 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
8483 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
8484 does not make sense.
8485 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
8486 (sparc_output_scratch_registers): New function.
8487 (output_function_prologue, sparc_flat_output_function_prologue): Use
8489 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
8491 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
8492 * configure.in: Add check for .register pseudo-op support in as and
8493 check for offsetable %lo().
8494 * acconfig.h: Add templates for the above checks.
8495 * configure: Regenerate.
8497 1999-08-02 Richard Henderson <rth@cygnus.com>
8499 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
8500 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
8501 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
8503 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8505 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
8508 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
8510 * config/float-sparc.h: New file.
8511 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
8512 sparc-*-linux-gnu and sparc64-*-linux*.
8514 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8516 * rs6000.c (rs6000_va_list): Type is an array.
8517 (rs6000_va_start): Don't doubly adjust for varargs.
8518 (rs6000_va_arg): Evaluate long long GPR adjustment.
8520 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
8522 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
8523 -maix64 and -maix32.
8524 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
8525 LINK_SPEC): Change appropriately.
8526 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
8527 (u_short_cint_operand): Likewise.
8528 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
8530 * rs6000/t-aix43 (MULTILIB): Change to -m64.
8532 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
8534 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
8536 * rs6000/rs6000.c (num_insns_constant_wide): Correct
8538 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
8539 (non_add_cint_operand): Likewise.
8540 (logical_operand): Likewise.
8541 (non_logical_cint_operand): Likewise.
8542 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8543 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8544 (rs6000_select_rtx_section): Suppress warning.
8545 (small_data_operand): Suppress warning.
8546 (rs6000_got_register): Suppress warning.
8547 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8548 type, so `J' is generally the wrong constraint for a SImode value;
8550 (andsi3_internal2): Likewise.
8551 (andsi3_internal3): Likewise.
8552 (iorsi3_internal1): Likewise.
8553 (xorsi3_internal1): Likewise.
8555 (movsf_softfloat): Likewise.
8556 (scc insns): Likewise.
8557 (movsi+2): Preserve sign bits of SImode constant.
8558 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8559 (movdf+1): Sign-extend properly.
8560 (movdi_32+1): Sign-extend properly.
8561 (scc insns): Sign-extend properly.
8563 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8566 1999-08-02 Richard Henderson <rth@cygnus.com>
8568 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8570 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8571 * alpha.md (all fp insns): Likewise.
8573 1999-08-02 Nick Clifton <nickc@cygnus.com>
8575 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8578 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8580 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8581 pic_load_label generator directly.
8582 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8583 No longer a named pattern.
8585 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8587 * explow.c (force_reg): Call force_operand if X does not
8588 satisfy general_operand.
8590 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8592 * fix-header.c (main): When testing for CONTINUED, use string
8593 equality, not pointer equality.
8595 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8597 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8599 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8601 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8602 that has become an unconditional jump.
8604 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8605 (output_function_epilogue): Similarly.
8607 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8609 * tree.h (init_dummy_function_start): Declare.
8611 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8613 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8614 last_expr_type, last_expr_value, block_start_count, block_stack,
8615 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8616 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8617 dynamically in stmt elt of struct function for each function.
8618 (struct nesting): Rename function_call_count elt to n_function_calls,
8619 target_temp_slot_level to block_target_temp_slot_level. All users
8621 (struct stmt_status): New structure definition.
8622 Add many accessor macros for stmt_status elements which previously
8623 were global variables.
8624 (init_stmt_for_function): Allocate stmt elt for current_function.
8625 Reflect that block_start_count was renamed to
8626 current_block_start_count.
8627 (save_stmt_status, restore_stmt_status): Delete functions.
8628 (preserve_subexpressions_p): Don't access loop_stack when outside
8630 (expand_start_bindings): Reflect that block_start_count was renamed to
8631 current_block_start_count.
8632 (expand_fixup): Likewise.
8633 (expand_decl): Don't access block_stack when outside a function.
8634 (expand_decl_cleanup): Likewise.
8635 (expand_dcc_cleanup): Likewise.
8636 (expand_dhc_cleanup): Likewise.
8637 (expand_anon_union_decl): Likewise.
8638 (set_file_and_line_for_stmt): New function.
8639 (in_control_zone_p): New function.
8641 * function.h (struct function): Add new elt stmt.
8642 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8643 case_stack, nesting_stack, nesting_depth, block_start_count,
8644 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
8645 emit_lineno, goto_fixup_chain.
8646 (save_eh_status, restore_eh_status, save_stmt_status,
8647 restore_stmt_status): Delete declarations.
8648 * function.c (push_function_context_to): Don't call save_stmt_status.
8649 (pop_function_context_to): Don't call restore_stmt_status.
8650 * tree.h (in_control_zone_p): Declare.
8651 * rtl.h (set_file_and_line_for_stmt): Declare.
8653 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
8654 call set_file_and_line_for_stmt.
8656 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
8658 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
8659 Also update copyright.
8661 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8663 * c-pragma.c: Don't include "except.h".
8664 * emit-rtl.c: Likewise.
8665 * stor-layout.c: Likewise.
8667 * varasm.c: Likewise.
8669 * flow.c: Include "function.h".
8670 * tree.h (init_dummy_function_start): Declare new function.
8672 * except.h (struct eh_status): New structure.
8673 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
8675 (eh_return_stub_label, ehstack, catchstack, ehqueue,
8676 catch_clauses, false_label_stack, caught_return_label_stack,
8677 protect_list, current_function_ehc): Add accessor macros for the
8678 corresponding fields in current_function->eh; delete declarations
8679 for all items that used to be declared here.
8680 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
8681 catch_clauses, false_label_stack, caught_return_label_stack,
8682 protect_list, current_function_ehc): Delete variables.
8683 (init_eh_for_function): Allocate current_function->eh.
8684 (save_eh_status, restore_eh_status): Delete functions.
8686 * function.h (struct function): Add fields next_global and eh.
8687 Delete all exception handling related fields.
8688 * function.c (current_function): New variable.
8689 (all_functions): New variable.
8690 (push_function_context_to): Don't allocate a struct function,
8691 use current_function instead. Call init_dummy_function_start when
8692 outside a function. Clear current_function before returning.
8693 (pop_function_context_from): Restore current_function.
8694 Don't free the restored struct function.
8695 (prepare_function_start): New function.
8696 (init_dummy_function_start): New function.
8697 (init_function_start): Break out some code into prepare_function_start
8700 * stmt.c (save_stmt_status): Don't call save_eh_status.
8701 (restore_stmt_status): Don't call restore_eh_status.
8703 * Makefile.in: Update dependencies.
8705 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
8707 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
8708 of depending on a magic constant value. Update comments.
8709 (hppa_expand_prologue): Similarly.
8711 * pa.md (reload_indi, reload_outdi): Allow any register for the
8712 original reload register.
8714 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
8716 * cccp.c (print_help): Change marcos to macros.
8718 1999-07-30 Richard Henderson <rth@cygnus.com>
8720 * c-typeck.c (initializer_constant_valid_p): Move ...
8721 * c-common.c (initializer_constant_valid_p): ... here. Use
8722 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
8724 * c-common.h (initializer_constant_valid_p): Declare.
8725 * c-tree.h (initializer_constant_valid_p): Remove.
8727 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
8729 * config/i386/sol2-c1.asm: Align the stack.
8730 * config/i386/sol2-gc1.asm: Likewise.
8732 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
8734 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
8735 -Asparclite for sparc86x.
8736 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
8738 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
8740 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
8742 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
8743 the user if using the non-default arch size in BI_ARCH configuration.
8744 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
8746 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
8747 Fix patterns so that they actually match.
8748 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
8749 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
8750 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
8752 (mulsidi3): Reflect this in the expand.
8753 (smulsi3_highpart): Only on TARGET_ARCH32.
8754 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
8755 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
8756 (umulsidi3): Reflect this in the expand.
8757 (umulsi3_highpart): Only on TARGET_ARCH32.
8758 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
8759 don't require g0 to be zero.
8760 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
8761 ({,u}divsi3): New expands.
8762 ({,u}divsi3_sp64): New patterns.
8763 (after lshrdi3_v8plus): Four new patterns to help combiner
8764 optimizing nested mixed mode shifts.
8766 * config/sparc/sparc.c (sparc_override_options): Use deprecated
8767 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
8768 speed things up. Don't use them by default on plain v9 in 64bit
8769 mode, according to what SPAMv9 sais.
8771 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
8772 top 32 bits of %[og][0-7] in signal handlers.
8773 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
8775 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
8777 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
8778 (ashlsi3): Corresponding changes.
8780 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
8782 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
8784 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
8786 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8788 * arm.h (Hint): Delete macro.
8789 Substitute HOST_WIDE_INT for Hint in some prototypes.
8790 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
8792 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
8794 * builtins.c (expand_builtin_setjmp): Use force_operand to
8795 make sure that the buffer address is in a suitable form to be
8796 passed to force_reg.
8798 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
8800 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
8803 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
8805 * pa.md (indirect_jump): Remove mode from match_operand. Verify
8806 proper mode in the condition string.
8807 (icacheflush, dcacheflush): Remove modes from match_operands.
8809 * pa.c (emit_move_sequence): Always convert scratch_reg to the
8810 proper mode before using it.
8812 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
8815 * pa.c (store_reg): Do not call add_high_const generator directly.
8816 (load_reg, set_reg_plus_d): Likewise.
8817 * pa.md (add_high_const): No longer a named pattern.
8819 * pa.c (legitimize_address): Consistently use Pmode rather than
8820 SImode. Do not call gen_pic2_highpart directly anymore.
8821 * pa.md (pic2_highpart): No longer a named pattern.
8822 (pic2_lo_sum): Similarly. Reformat to make more readable.
8824 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
8829 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8831 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
8833 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
8835 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
8836 and tag the spill mems.
8837 (hppa_va_start): New.
8839 * pa.h (EXPAND_BUILTIN_VA_START): New.
8840 (EXPAND_BUILTIN_VA_ARG): New.
8842 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
8844 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
8845 and tag the spill mems.
8846 (mn10300_va_start): New.
8847 (mn10300_va_arg): New.
8848 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
8849 (EXPAND_BUILTIN_VA_ARG): New.
8851 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
8853 * mn10200.c (mn10200_va_arg): New.
8854 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
8856 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
8858 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
8859 rather than play with TREE_INT_CST_LOW.
8861 1999-07-27 Philip Blundell <pb@nexus.co.uk>
8863 * config/arm/telf.h: Include dbxelf.h.
8864 (CPP_PREDEFINES): Only define if not already defined.
8865 (ASM_IDENTIFY_GCC): Likewise.
8866 (SUBTARGET_EXTRA_SECTIONS): Likewise.
8867 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
8868 * config/arm/thumb.h (LINK_SPEC): Only define if not already
8870 (DBX_DEBUGGING_INFO): Don't define.
8871 * config/arm/linux-telf.h: New file.
8872 * config/arm/linux-tgas.h: New file.
8873 * config/arm/t-thumb-linux: New file.
8874 * config/arm/uclinux-elf.h: New file.
8875 * config/arm/uclinux-telf.h: New file.
8876 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
8877 thumb-*-uclinux): New targets.
8878 * configure: Regenerate.
8880 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
8882 * pa.md (post_store, pre_load): New expanders.
8883 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
8884 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
8885 need to directly generate RTL for them.
8886 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
8889 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
8891 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
8892 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
8893 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
8894 (secndary_reload_class): Make TARGET_ELF conditional compile.
8895 (print_operand_address): Similar.
8896 (output_toc): Print all values as hex.
8897 (get_issue_rate): Rearrange and add RS64A and PPC630.
8898 * rs6000.h (processor_type): Add RS64A and PPC630.
8899 (PROCESSOR_POWERPC64): New.
8900 (PROMOTE_MODE): Use word_mode.
8901 (RTX_COSTS): Add RS64A and PPC630.
8902 * rs6000.md (scheduling information): Add lmul and ldiv
8903 representing 64-bit integer multiply and divide. Add rs64a and
8905 (ashldi3): Add support for "rldic" instruction.
8906 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
8908 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
8910 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
8911 instead of V8 for sparclite86x in cpu_table.
8913 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8915 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
8916 output_file_directive.
8918 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
8920 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
8921 tree for op1, not the rtl.
8923 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
8925 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
8926 to m88k_va_start, leaving only the register spill.
8927 (m88k_build_va_list): New.
8928 (m88k_va_start): New.
8930 * m88k.h (BUILD_VA_LIST_TYPE): New.
8931 (EXPAND_BUILTIN_VA_START): New.
8932 (EXPAND_BUILTIN_VA_ARG): New.
8934 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
8936 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
8937 Rename from expand_builtin_saveregs.
8938 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
8940 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
8942 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
8943 for the register spill block.
8944 (i960_build_va_list): New.
8945 (i960_va_start): New.
8947 * i960.h (BUILD_VA_LIST_TYPE): New.
8948 (EXPAND_BUILTIN_VA_START): New.
8949 (EXPAND_BUILTIN_VA_ARG): New.
8950 * i960.md (store_multiple): Use change_address on individul mems.
8952 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
8954 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
8956 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
8957 (expand_builtin_va_end): Evaluate arg for side effects.
8958 * c-common.c (c_common_nodes_and_builtins): Construct a
8959 va_list_arg_type_node to handle array decomposition to pointer.
8961 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
8963 * except.c (start_dynamic_cleanup): Use force_operand on the
8966 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
8968 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
8969 * c4x.c (c4x_va_arg): New.
8971 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
8973 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
8976 1999-07-26 Nathan Sidwell <nathan@acm.org>
8978 * eh-common.h (__eh_matcher): Prototype correctly.
8980 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
8982 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
8983 (TARGET_SINGLE_PIC_BASE): Likewise.
8984 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
8986 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
8987 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
8988 (TARGET_OPTIONS): Add -mpic-register=N.
8989 (OUTPUT_INT_ADDR_CONST): New macro.
8990 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
8991 LEGITIMATE_PIC_OPERAND_P): Likewise.
8992 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
8993 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
8994 output_addr_const directly.
8995 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
8997 (thumb_pic_register, thumb_pic_register_string): Declare.
8999 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9001 (label_mentioned_p): New function: Imported from arm.c.
9002 (legitimize_pic_address): New function: Imported from arm.c.
9003 (is_pic):New function: Imported from arm.c.
9004 (thumb_finalize_pic):New function: Imported from arm.c.
9005 (add_constant): Cope with PIC constants.
9006 (fixit): Cope with PIC constants.
9007 (output_return): Do not treat the PIC register as live if
9008 TARGET_SINGLE_PIC_BASE is true.
9009 (thumb_function_prologue): Do not treat the PIC register as live if
9010 TARGET_SINGLE_PIC_BASE is true.
9011 (thumb_expand_prologue): Do not treat the PIC register as live if
9012 TARGET_SINGLE_PIC_BASE is true.
9013 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9014 TARGET_SINGLE_PIC_BASE is true.
9015 (thumb_print_operand): Accept '|'.
9016 (thumb_override_options): Process PIC options.
9018 * config/arm/thumb.md (movsi): Support PIC.
9019 (call_insn): Change "i" constraint to "X".
9020 (call_value_insn): Likewise.
9021 (consttable_4, consttable_8, consttable_end): Set and clear
9022 "making_const_table" as appropriate.
9023 (pic_load_addr, pic_add_dot_plus_four): New insns.
9025 * invoke.texi (Thumb Options): Fix spelling. Document new
9026 options -msingle-pic-base and -mpic-register=.
9028 1999-07-26 Andrew Haley <aph@cygnus.com>
9030 * config/m32r/initfini.c (__init): Use a full word immediate for
9031 __fini: this allows it to be placed in any memory region.
9033 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9034 -mmodel=medium. This is OK for all memory models.
9036 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9038 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9039 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9041 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9043 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9046 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9048 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9050 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9051 (BUILD_VA_LIST_TYPE): New.
9052 (EXPAND_BUILTIN_VA_START): New.
9053 (EXPAND_BUILTIN_VA_ARG): New.
9054 * i860.c (output_delayed_branch): Disable.
9055 (output_delay_insn): Likewise.
9056 (i860_saveregs): New.
9057 (i860_build_va_list): New.
9058 (i860_va_start): New.
9060 * i860.md: Disable all peepholes using output_delayed_branch.
9061 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9063 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9065 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9066 (BUILD_VA_LIST_TYPE): New.
9067 (EXPAND_BUILTIN_VA_START): New.
9068 (EXPAND_BUILTIN_VA_ARG): New.
9069 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9070 Return the address of the save area.
9071 (clipper_build_va_list): New.
9072 (clipper_va_start): New.
9073 (clipper_va_arg): New.
9075 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9077 * arc.h (EXPAND_BUILTIN_VA_START): New.
9078 (EXPAND_BUILTIN_VA_ARG): New.
9079 * arc.c (arc_setup_incoming_varargs): Set alias set of
9081 (arc_va_start): New.
9084 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9086 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9087 (BUILD_VA_LIST_TYPE): New.
9088 (EXPAND_BUILTIN_VA_START): New.
9089 (EXPAND_BUILTIN_VA_ARG): New.
9090 * alpha.c (alpha_builtin_saveregs): Delete.
9091 (alpha_build_va_list): New.
9092 (alpha_va_start): New.
9093 (alpha_va_arg): New.
9095 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9097 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9099 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9100 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9102 * gcc.texi: More changes related to list conversion.
9103 * invoke.texi: Likewise.
9105 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9107 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9108 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9109 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9110 (stabilize_va_list): New function.
9111 (std_expand_builtin_va_start): New function.
9112 (expand_builtin_va_start): New function.
9113 (get_varargs_alias_set): New function.
9114 (std_expand_builtin_va_arg): New function.
9115 (expand_builtin_va_arg): New function.
9116 (expand_builtin_va_end): New function.
9117 (expand_builtin_va_copy): New function.
9118 (expand_builtin): Call them.
9119 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9120 __builtin_{varargs_start,stdarg_start,end,copy}.
9121 (build_va_arg): New function.
9122 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9123 (build_va_arg): Declare.
9124 * c-decl.c (ptr_type_node, va_list_type_node): New.
9125 * c-parse.gperf (__builtin_va_arg): New.
9126 * c-parse.in (VA_ARG): New token.
9127 (unary_expr): Recognize it.
9128 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9129 * expr.h (std_expand_builtin_va_start): Declare.
9130 (std_expand_builtin_va_arg): Declare.
9131 (expand_builtin_va_arg): Declare.
9132 (get_varargs_alias_set): Declare.
9133 * tree.def (VA_ARG_EXPR): New.
9134 * tree.h (BUILT_IN_VARARGS_START): New.
9135 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9136 (ptr_type_node, va_list_type_node): Declare.
9137 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9138 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9139 * m88k.h, m88k.c: Likewise.
9140 * mn10300.h, mn10300.c: Likewise.
9141 * pa.h, pa.c: Likewise.
9142 * rs6000.h, rs6000.c: Likewise.
9143 * sh.h, sh.c: Likewise.
9144 * sparc.h, sparc.c: Likewise.
9146 * emit-rtl.c (operand_subword): Copy alias set.
9147 (change_address): Likewise.
9149 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9151 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9152 not just the first one.
9154 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9156 * config/arm/arm.h (TARGET_SWITCHES): Add
9157 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9158 (TARGET_OPTIONS): Add -mpic-register=.
9159 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9160 (arm_pic_register_string): Declare.
9161 (NEED_PLT_GOT): Delete, replace with ...
9162 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9163 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9164 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9165 * config/arm/arm.c (arm_override_options): Add new option
9167 (arm_pic_register_string): New variable.
9168 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9169 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9170 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9171 (output_return_instruction): Likewise.
9172 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9173 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9174 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9176 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9177 mention of -msched-prolog. Document new options -msingle-pic-base
9178 and -mpic-register=.
9180 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9182 * haifa-sched.c (reemit_notes): Tidy.
9183 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
9186 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
9188 * explow.c (trunc_int_for_mode): New function.
9189 (plus_constant_wide): Use it.
9190 * combine.c (simplify_and_const_int): Likewise.
9191 (merge_outer_ops): Likewise.
9192 (simplify_shift_const): Likewise.
9193 * cse.c (simplify_unary_operation): Likewise.
9194 (simplify_binary_operation): Likewise.
9195 * emit-rtl.c (operand_subword): Likewise.
9196 * rtl.h: Declare it.
9198 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9200 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
9201 (use NUM_REGS instead of NUM_INTS).
9203 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9205 * builtins.c: New file.
9206 * expr.c (saveregs_value, apply_args_value): Delete definition,
9207 moved into builtins.c.
9208 (string_constant): No longer static.
9209 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
9210 apply_args_size, apply_result_size, result_vector,
9211 expand_builtin_apply_args, expand_builtin_apply,
9212 expand_builtin_return): Delete functions, moved into builtins.c.
9213 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
9214 * expr.h (saveregs_value, apply_args_value): Declare variables.
9215 (expand_builtin, string_constant): Declare functions.
9216 * Makefile.in: Update to build builtin.o.
9218 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9220 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
9221 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
9222 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
9223 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
9225 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
9228 1999-07-21 Michael Meissner <meissner@cygnus.com>
9230 * print-rtl.c (print_rtx): Print the names of the virtual
9233 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
9235 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
9236 introduced in previous delta.
9238 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9240 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
9241 to avoid name clash.
9243 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9245 * c-lex.c (yylex) : Correct the test for overflow when lexing
9248 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
9250 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
9251 (adjust_priority): Always call ADJUST_PRIORITY.
9252 (schedule_insn): Only put insns into the ready at cost 0.
9253 (schedule_block): Remove redundant initial sort. Give clock_var
9254 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
9256 * tm.texi (MD_SCHED_REORDER): Update docs.
9258 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
9259 * sparc.c (ultra_reorder_called_this_block): Delete.
9260 (ultrasparc_sched_init): Don't set it.
9261 (ultrasparc_sched_reorder): Don't check it.
9263 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
9265 * rs6000.h (struct rs6000_args): Add sysv_gregno.
9266 * rs6000.c (init_cumulative_args): Init sysv_gregno.
9267 (function_arg_boundary): Align DFmode.
9268 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
9269 to get fp reg and stack overflow correct.
9270 (function_arg): Likewise.
9271 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
9272 (setup_incoming_varargs): Restructure for ABI_V4; use
9273 function_arg_advance to skip final named argument.
9274 (expand_builtin_saveregs): Properly unskip the last integer arg
9275 when doing varargs. Adjust overflow location calculation.
9277 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
9278 explicitly unsigned.
9279 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
9280 (__VA_GP_REGSAVE): Similarly.
9281 (__va_longlong_p): Delete.
9282 (__va_arg_type_violation): New declaration.
9283 (va_arg): Restructure. Flag promotion errors. Align double.
9284 TFmode passed by reference.
9286 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
9287 in the HOST_BITS_PER_WIDE_INT > 32 case.
9289 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
9291 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
9293 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
9295 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
9296 * toplev.c (documented_lang_options): Add -fpreprocessed.
9297 * cpplib.h (struct cpp_buffer): Add preprocessed.
9298 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
9299 (cpp_start_read): Don't expand macros or emit an initial #line
9300 directive if -fpreprocessed.
9302 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9304 * cpplib.h (struct cpp_buffer): Added manual_pop for
9305 better C++ tokenization.
9306 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
9307 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
9308 * c-common.c (cpp_token): Make non-static.
9310 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9312 * c-common.h: New file.
9313 * c-common.c (permanent_obstack): Delete unused declaration.
9314 (c_global_trees): New array.
9315 (c_common_nodes_and_builtins): New function; split off common code
9316 from init_decl_processing in both c-decl.c and cp/decl.c.
9317 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
9318 c_global_trees and accessor macros defined in c-common.h.
9320 * c-decl.c: Delete definitions for tree nodes that were replaced by
9322 (init_decl_processing): Build void_list_node.
9323 Call c_common_nodes_and_builtins; delete code to generate the common
9325 * objc/objc-act.c (build_module_descriptor): Rename variable
9326 void_list_node to avoid clash with c-common.h.
9328 * Makefile.in: Update dependencies.
9329 * objc/Make-lang.in: Likewise.
9331 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
9333 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
9334 (UNIQUE_SECTION_P): Likewise.
9335 (UNIQUE_SECTION): Likewise.
9337 1999-07-19 Linas Vepstas <linas@linas.org>
9339 * config/i370/README: New file.
9340 * config/i370/linux.h: New file.
9341 * config/i370/mvs.h: New file.
9342 * config/i370/oe.h: New file.
9343 * config/i370/t-linux: New file.
9344 * config/i370/t-mvs: New file.
9345 * config/i370/t-oe: New file.
9346 * config/i370/x-oe: New file.
9347 * config/i370/xm-linux.h: New file.
9348 * config/i370/xm-mvs.h: New file.
9349 * config/i370/xm-oe.h: New file.
9351 * i370.c (label_node_t): Add first_ref_page, label_addr,
9352 label_first_ref, label_last_ref members.
9353 (mvs_need_base_reload): Renamed from mvs_label_emitted.
9354 (MAX_MVS_LABEL_SIZE): Define.
9355 (MAX_LONG_LABEL_SIZE): Define.
9356 (alias_node_t, alias_anchor, alias_number): New.
9357 (mvs_function_table): Reorder for EBCDIC.
9358 (ascebc, ebcasc): Unconditionally define.
9359 (i370_branch_dest, i370_branch_length): New functions.
9360 (i370_short_branch, i370_label_scan): New functions.
9361 (mvs_get_label): Renamed from mvs_add_label. Search for
9362 an existing label before creating a new one.
9363 (mvs_add_label): New function.
9364 (mvs_get_label_page): New function.
9365 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
9366 over the entire list.
9367 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
9368 (mvs_check_page) [TARGET_ELF_ABI]: New function.
9369 (mvs_add_alias, mvs_need_alias): New functions.
9370 (mvs_get_alias, mvs_check_alias): New functions.
9371 (handle_pragma): New function.
9372 (mvs_function_check): New function.
9373 (unsigned_jump_follows_p): Search harder.
9374 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
9375 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
9376 * i370.h (TARGET_VERSION): Delete.
9377 (CPP_SPEC, CPP_PREDEFINES): Delete.
9378 (mvs_label_emitted): Delete.
9379 (TARGET_EBCDIC): Delete.
9380 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
9381 (HANDLE_PRAGMA): Define.
9382 (HARD_REGNO_NREGS): Handle complex modes.
9383 (HARD_REGNO_MODE_OK): Likewise.
9384 (CLASS_MAX_NREGS): Likewise.
9385 (RET_REG): Likewise.
9386 (EXTRA_CONSTRAINT): Define.
9387 (RETURN_IN_MEMORY): True for DImode.
9388 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
9389 (FUNCTION_PROFILER): Delete.
9390 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
9391 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
9392 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
9393 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
9394 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
9395 (ASM_FILE_START): Add "RMODE ANY".
9396 (ASM_OUTPUT_EXTERNAL): Check for aliases.
9397 (ASM_GLOBALIZE_LABEL): Likewise.
9398 (ASM_OUTPUT_LABELREF): Likewise.
9399 (ASM_OUTPUT_COMMON): Likewise.
9400 (PRINT_OPERAND): Handle 'K', 'W', default.
9401 (PRINT_OPERAND_ADDRESS): New.
9402 (Lots of defines): Add support for TARGET_ELF_ABI.
9403 * i370.md (attr length): New. Define for all patterns.
9404 (*): Lots of tweeks to assembly output and constraints.
9406 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
9408 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
9409 Disable patterns performing SImode comparisons with SImode values
9410 if TARGET_POWERPC64 and instruction does not sign-extend or does
9411 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
9412 differ for signed quantities.
9413 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
9414 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
9415 (decrement_and_branch_on_count): Add 64-bit variant.
9417 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9419 * final.c (output_asm_insn): When searching for the matching string
9420 for a given dialect, don't run past the end of the list of
9421 alternatives if there are fewer alternatives in the template than
9424 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
9426 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
9427 Removed paragraph about compression of files and size limitation,
9428 duplicated in the FAQ. Use gcc-patches for posting patches.
9429 * gcc.c (main): Updated URL with bug reporting instructions to
9430 gcc.gnu.org. Removed e-mail address.
9431 * system.h (abort): Likewise.
9433 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9435 * Makefile.in (stmp-multilib-sub): Make the files extracted
9436 from $(LIBGCC1) writable.
9438 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
9440 * config/arm/aout.h: Reformat for improved readability.
9442 * config/arm/arm.h: Reformat for improved readability.
9443 Replace uses of fprintf with asm_fprintf where appropriate.
9444 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
9445 function declaration assembler actions.
9446 (NUM_INTS): New macro: Convert from bytes to words.
9447 (NUM_REGS): New macro: Compute number of registers required to
9448 hold a quanitity of tyep MODE.
9449 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
9451 (NUM_ARG_REGS): New macro: The number of argument registers
9453 (ARG_REGISTER): New macro: Compute the register number of the Nth
9455 (LAST_ARG_REGNUM): New macro: The number of the last argument
9457 (SP_REGNUM): New macro: Register number of the stack pointer.
9458 (FP_REGNUM): New macro: Register number of the frame pointer.
9459 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
9460 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
9461 CUMULATIVE_ARGS so that it counts registers not bytes.
9463 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
9465 Replace uses of fprintf with asm_fprintf where appropriate.
9466 (output_ascii_pseudo_op): Replace with version from thumb.c
9468 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
9470 * config/arm/elf.h (CPP_PREDEFINES): Replace with
9472 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
9473 (ASM_FILE_START): Emit ASM_APP_OFF.
9475 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
9477 * pa.c (compute_frame_size): Round frame according to
9478 STACK_BOUNDARY rather than a hardwired value.
9480 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
9482 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
9484 * configure: Rebuilt.
9486 * configure.in (hppa*-*-linux*): New configuration.
9487 * configure: Rebuilt.
9488 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
9489 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
9490 * pa/pa-linux.h: New file.
9491 * pa/t-linux: New file.
9492 * pa/xm-linux.h: New file.
9494 * pa.c (hppa_legitimize_address): Change references from SImode to
9495 either Pmode or word_mode as appropriate.
9496 (emit_move_sequence, store_reg, load_reg): Likewise.
9497 (set_reg_plus_d, hppa_expand_prologue): Likewise.
9498 (output_mul_insn): Likewise.
9499 * pa.h (PROMOTE_MODE): Likewise.
9500 (INITIALZE_TRAMPOLINE): Likewise.
9501 (Pmode): Define to word_mode.
9503 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
9504 value of 4. Allocate 8 bytes for each FP register save.
9505 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
9507 (hppa_expand_prologue): Likewise.
9508 * pa.h (PROMOTE_MODE): Likewise.
9509 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
9510 (FUNCTION_ARG_BOUNDARY): Likewise.
9512 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
9514 * pa.c (out_of_line_prologue_epilogue): Delete.
9515 (override_options): Remove -mspace related code.
9516 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
9517 (compute_frame_size): Only allocate space for register that
9518 actually need to be saved.
9519 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
9520 (TARGET_SWITCHES): Remove -mspace, -mno-space
9521 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
9522 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
9523 * pa/ee.asm, pa/ee_fp.asm: Delete.
9525 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
9527 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
9528 directive in column zero.
9530 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
9532 * m68k.c (output_function_prologue): Fix computation of save mask
9533 when generating PIC code.
9535 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
9537 * tree.c (build_type_attribute_variant): Move current_obstack restore
9538 after build_qualified_type call.
9540 1999-07-15 Mark Mitchell <mark@codesourcery.com>
9542 * configure.in: Use t-iris6, even with GNU LD.
9543 * config/mips/iris6gld.h: Fix typo in linker spec.
9544 * config/mips/t-iris6gld: Remove.
9546 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9548 * rs6000.md (insv, extzv): Remove SImode dependence in named
9549 patterns. Explicitly generate DImode RTL if PowerPC64 and
9551 (insvdi): Reverse start and size in instruction template.
9553 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9555 * invoke.texi: Typo fixes.
9557 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9559 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9560 handle at this time instead of silently generating incorrect code.
9561 (gen_imagpart): Likewise.
9563 * reload.c (find_reloads): Emit a USE for a pseudo register without
9564 a hard register if we could not create an optional reload for the
9567 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9569 * c-typeck.c (output_init_element, process_init_element):
9570 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9571 check for nameless bit fields.
9573 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9575 * regclass.c (scan_one_insn): Notice subregs that change the
9576 size of their operand.
9577 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9579 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9581 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9582 * configure: Rebuilt.
9583 * alpha/t-ieee: New file.
9585 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9587 * rs6000.c (find_addr_reg): Do not select r0 as an address
9590 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9592 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9594 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9596 * rs6000.md (movsf): Do not force easy FP constants into memory.
9598 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9599 immed_double_const to ensure they are properly truncated then
9602 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9604 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9605 always unless NO_DEBUG is used. Compile this code
9607 (replace_symbols_in_block): Compile it unconditionally.
9609 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9611 * configure.in (i?86-*-elf*): New target.
9612 * configure: Rebuilt.
9613 * i386/i386elf.h, i386/t-i386elf: New files.
9615 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9617 * toplev.c (main): Don't complain about saying -gdwarf.
9618 (rest_of_compilation): Remove redundant code.
9620 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9622 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9624 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9626 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9627 "Li960R:", to avoid name clash.
9629 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9631 * loop.c (check_dbra_loop): When reversing a loop, delete all
9632 REG_EQUAL notes referencing the reversed biv except those which are
9633 for a giv based on it.
9635 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9637 * version.c: Drop "gcc-" prefix from version #.
9639 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9641 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9642 the label if we're being verbose.
9644 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
9646 * m68k.c (output_function_prologue): Add pic register to mask
9647 if live and flag_pic.
9648 (output_function_epilogue): Likewise.
9650 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
9652 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
9653 directives in column zero.
9655 * pa/elf.h (ASM_FILE_START): Define.
9656 * pa/som.h (ASM_FILE_START): Include .level directives.
9657 * pa/hpux10.h (ASM_FILE_START): Delete.
9658 * pa/hpux11.h (ASM_FILE_START): Delete.
9660 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
9662 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9664 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
9665 when reload_out equals reload_in.
9667 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
9669 * invoke.texi (Spec Files): New node: Describe the contents of
9672 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
9674 * invoke.texi (DEC Alpha Options): Put @end table at
9675 beginning of line, to avoid confusing texi2html.
9677 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
9679 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
9680 introduced in previous delta.
9682 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9684 * reload1.c (gen_reload): When synthesizing a 3 operand add
9685 sequence, improve test for when to reload OP1 into the reload
9686 register instead of OP0.
9688 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
9690 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
9692 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
9694 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
9697 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
9699 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
9700 (va_dcl): Use __builtin_va_alist_t.
9702 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
9704 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
9705 on the permanent_obstack.
9706 * dwarfout.c (output_type): Likewise.
9708 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
9710 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9711 Merged from c-typeck.c and cp/typeck.c.
9712 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9713 Merged into c-common.
9715 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
9717 * c-lex.c (errorcount): Declare it.
9718 (finish_parse): Update errorcount when using CPPLIB.
9720 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
9722 * fixinc/inclhack.def(end_else_label): Double the backslash so
9723 sed gets a chance to see it.
9724 * fixinc/inclhack.sh: regen
9725 * fixinc/fixincl.x: regen
9727 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
9729 Add framework to support armv5 architecture when it becomes
9732 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
9733 (arm_arch5): New variable.
9734 (all_architectures): Add armv5 line.
9735 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
9736 -march=armv5 is specified on the command line.
9737 (arm_arch5): Export this variable.
9738 * invoke.texi: Document new string accepted by -march= switch for
9741 * config/arm/arm.h: Replace use of constant 12 as a register
9742 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9743 * config/arm/arm.c: Replace use of constant 12 as a register
9744 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9746 * config/arm/elf.h: Tidy up.
9747 * config/arm/coff.h: Tidy up.
9749 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
9751 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
9752 * gcc/config/mips/t-iris6gld: New file.
9753 * gcc/config/mips/iris6gld.h: Likewise.
9755 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
9757 * c-decl.c (widest_integer_literal_type_node,
9758 widest_unsigned_literal_type) : New.
9759 (init_decl_processing): Handle/use the two new types.
9760 * c-common.c (type_for_size,type_for_mode) : Same.
9761 * c-lex.c (yylex) : Same.
9762 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9764 * c-tree.h (widest_integer_literal_type_node,
9765 widest_unsigned_literal_type) : New.
9767 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
9769 * dwarfout.c (field_byte_offset): Correctly compute the object's
9770 byte offset for the first bit of a field which crosses an alignment
9771 boundary on a !BYTES_BIG_ENDIAN target.
9773 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
9775 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
9778 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
9779 Jeff Law <law@cygnus.com>
9781 * ginclude/varargs.h (va_dcl): Use word_mode for type of
9784 * except.c: Include intl.h.
9785 (expand_eh_return): Set current_function_cannot_inline.
9786 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
9787 * function.h (struct function): Add eh_return_stub_label.
9788 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
9789 * Makefile.in (except.o): Depend on intl.h.
9791 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
9793 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
9794 same as offsettable in cases 1 and 2.
9796 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
9798 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
9799 (extlh, extwh): Likewise.
9801 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
9803 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
9805 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
9807 * configure.in: Add arm-pe and thumb-pe targets.
9808 * configure: Regenerate.
9810 * thumb.c (arm_naked_function_p): New function: Determines if
9811 a function is naked (has no gcc generated prologue/epilogue).
9812 (is_called_in_ARM_mode): Return true if the func has the
9813 interfacearm attribute.
9814 (output_return): Do not generate a return for naked functions.
9815 (thumb_function_prologue): Do not generate a prologue for
9817 (thumb_expand_prologue): Do not generate a prologue for naked
9819 (thumb_expand_epilogue): Do not generate an epilogue for naked
9821 (arm_valid_machine_decl_attribute): New function, copied from
9822 arm.c: Permit naked and interfacearm attributes.
9824 * config/arm/pe.c: New file: Support code for arm-pe target.
9825 * config/arm/pe.h: New file: Header file for arm-pe target.
9826 * config/arm/tpe.h: New file: Header file for thumb-pe target.
9827 * config/arm/t-thumb-pe: New file: Makefile fragment for
9830 1999-07-01 Mark Kettenis <kettenis@gnu.org>
9832 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
9833 -fPIC or -fpic is specified.
9835 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
9837 * expr.c (emit_block_move): Use copy_to_mode_reg for
9838 !TARGET_MEM_FUNCTIONS case too.
9840 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
9842 * configure: Rebuilt.
9843 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
9844 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
9845 definitions made redundant by dbxelf.h inclusion. Delete
9846 lots of definitions related to assembly output that are
9847 specific to the SOM object format.
9848 * pa.c (output_function_prologue): Do not emit the function's
9850 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
9851 * pa-pro.h: Deleted.
9852 * som.h: New file with SOM specific definitions.
9853 * elf.h: New file with ELF specific definitions.
9855 * elfos.h (const_section): Output a tab before assembler directives.
9856 (ctors_section, dtors_section): Likewise.
9857 (ASM_OUTPUT_SECTION_NAME): Likewise.
9859 * pa/pa1.h: Delete unused file.
9861 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
9863 * configure.in (hppa*-hp-hpux11*): New configuration.
9864 * configure: Rebuilt.
9865 * pa/pa-hpux11.h: New file.
9866 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
9869 * mips.md (leasi, leadi): New patterns.
9871 * expr.c (emit_block_move): Properly handle case where one of the
9872 block move arguments has a queued increment or decrement.
9873 (clear_storage): Similarly. Fix formatting goof.
9875 1999-06-28 "David O'Brien" <obrien@NUXI.com>
9877 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
9878 semicolon from the BSD VA_LIST replacement expression.
9880 * fixinc/inclhack.sh: regen
9881 * fixinc/fixincl.x: regen
9883 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
9884 now use the fixincl program.
9886 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
9888 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
9889 case. Also make the PIC register call_used.
9891 * m68k.h (FINALIZE_PIC): Delete.
9892 * m68k.c (finalize_pic): Delete.
9894 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
9896 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
9899 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
9901 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
9903 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
9905 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
9907 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
9909 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
9911 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
9913 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
9915 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
9917 * rs6000.c (output_toc): Always use hex values for floating-point
9918 constants. Store single-precision values in upper-half of TOC
9919 entry in 64-bit mode.
9920 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
9921 to final constraints.
9922 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
9923 (fctiwz): Improve accuracy of RTL for pattern.
9925 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
9927 * expr.c (expand_expr): Allow RTL_EXPR's through the
9928 MAX_INTEGER_COMPUTATION_MODE checks.
9930 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
9932 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
9933 such that MASK_SUPPORT_ARCH is not negative.
9935 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
9937 * loop.c (verify_dominator): Properly handle ADDR_VEC and
9938 ADDR_DIFF_VEC insns that appear inside loops.
9940 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
9941 Jeff Law <law@cygnus.com>
9943 * rs6000.md (movdf_hardfloat32): Revert previous patch.
9944 Handle LO_SUM the same as offsettable in cases 1 and 2.
9945 * rs6000.c (find_addr_reg): Revert previous patch.
9947 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
9949 * system.h (strstr): New external function declaration.
9950 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
9951 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
9952 * config.in, configure: Rebuilt.
9954 1999-06-24 Tom Tromey <tromey@cygnus.com>
9956 * gcc.c (main): Read user-specified specs files after computing
9957 additional startfile_prefixes.
9959 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
9961 Revert these two patches:
9963 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9964 * loop.c (strength_reduce): When doing biv->giv conversion, update
9965 reg note of NEXT->insn.
9967 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9968 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9970 (recombine_givs): Set ix field after sorting.
9972 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9974 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
9975 for the parts of an UNSPEC / UNSPEC_VOLATILE.
9977 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
9979 *fixinc/inclhack.def: Add fix development commentary
9980 (read_ret_type): reactivate and add selection clause
9981 (zzz_*): tweak output file name to match what is used in hackshell.tpl
9982 *fixinc/{fixincl.x|inclhack.sh}: regen
9984 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
9986 * expr.c (expand_expr): STRIP_NOPS before checking against
9987 MAX_INTEGER_COMPUTATION_MODE
9988 (check_max_integer_computation_mode): Likewise.
9990 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
9992 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
9994 1999-06-22 Jim Wilson <wilson@cygnus.com>
9996 * expr.c (store_expr): When target is a promoted subreg, return a
9997 promoted subreg as a result.
9999 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10001 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10003 (dwarf2out_define): Mark unused parameters appropriately.
10004 (gen_unspecified_parameters_die): Ditto.
10005 (gen_subprogram_die): Fix signed/unsigned warnings.
10006 (gen_variable_die): Ditto.
10008 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10010 * fixinc/inclhack.def(end_else_label): combined else_label
10011 and endif_label and fixed the sed expression.
10012 *fixinc/{fixincl.x|inclhack.sh}: regen
10014 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10016 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10017 'x' when handling non-offsettable addresses
10019 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10021 * final.c (shorten_branches): Don't try to split an insn that has
10024 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10026 * config/mips/mips.c (symbolic_expression_p): New function.
10027 (mips_select_rtx_section): Put symbolic expressions in the
10028 data section, not the read-only data section.
10030 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10032 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10034 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10036 * collect2.c (main): Log frame table count.
10037 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10038 (scan_prog_file) [COFF]: Handle frame tables.
10040 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10041 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10042 * alpha/elf.h: Undef them again.
10043 * alpha/vms.h: Remove their definitions.
10045 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10047 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10048 remove the clobber of r0 and change the REG_UNUSED note to
10051 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10053 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10054 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10055 fits in HOST_WIDE_INT and one uses union to access a long constant
10058 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10060 * sparc.c (sparc_override_options): Don't allow profiling for
10061 code models other than medlow.
10062 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10063 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10064 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10065 (sparc_block_profiler): Likewise.
10066 (sparc_function_block_profiler_exit): Likewise.
10067 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10068 (FUNCTION_BLOCK_PROFILER): Likewise.
10069 (BLOCK_PROFILER): Likewise.
10070 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10071 (MCOUNT_FUNCTION): New.
10072 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10073 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10074 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10075 (MCOUNT_FUNCTION): New.
10076 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10077 (BLOCK_PROFILER): Delete.
10078 (MCOUNT_FUNCTION): New.
10080 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10082 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10084 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10086 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10089 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10092 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10095 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10098 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10100 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10103 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10105 * i386/djgpp.h (LIB_SPEC): New.
10106 (STARTFILE_SPEC): New.
10108 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10110 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10112 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10115 * system.h (WSTOPSIG): New macro.
10117 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10119 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10121 (insert_pack_attributes): Take into account member natural
10124 * i386/winnt.c (exports_head): New static variable.
10125 (i386_pe_record_exported_symbol): New function.
10126 (i386_pe_asm_file_end): Use.
10127 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10128 symbols to be emitted at end of assembly.
10129 (ASM_DECLARE_OBJECT_NAME): Likewise.
10130 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10132 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10135 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10137 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10140 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10142 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10143 zapping reg_last_uses directly.
10144 (sched_analyze_2, sched_analyze_insn): Likewise.
10145 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10147 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10149 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10150 attributes for cases 1 and 2.
10152 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10154 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10157 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10159 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10161 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10163 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10164 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10165 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10166 must be stacked if it is used for PIC accesses.
10167 * arm.c (use_return_insn): Handle PIC register specially.
10168 (output_return_instruction): Likewise.
10169 (output_func_{prologue,epilogue}): Likewise.
10170 (output_expand_prologue): Likewise.
10172 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10173 (*strsi_predec): Renamed from *strqi_predec.
10174 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10175 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10177 * arm.c (arm_override_options): Remove warning about PIC code
10178 not being supported.
10180 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10182 * rs6000.c (find_addr_reg): New function.
10183 * rs6000.h (find_addr_reg): Declare.
10184 (offsettable_addr_operand): Delete.
10185 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
10186 from and stores to GPRs.
10188 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
10190 * alpha.c (alpha_expand_block_move): Use get_insns rather than
10191 gen_sequence as argument to emit_no_conflict_block.
10193 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10195 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
10196 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
10197 *fixinc/fixincl.x: regen
10198 *fixinc/inclhack.sh: regen
10200 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
10202 * added support for -mpcrel (PC relative addressing for m68k)
10203 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
10204 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
10205 * m68k.c (print_operand_address): Handle 32-bit PIC case.
10206 (comments for general_src_operand): Add some explanation
10207 about EXTRA_CONSTRAINTS.
10208 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
10209 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
10210 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
10211 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
10212 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
10213 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
10214 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
10215 if not already set.
10216 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
10217 * m68k.h (TARGET_PCREL): New target flag.
10218 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
10219 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
10220 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
10221 contains a SYMBOL_REF. Relax this constraint during reload, since
10222 we want to use the predicates, not reload's built-in concept of a
10223 valid memory address, to control what insns need reloading.
10224 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
10225 operands (essentially 'g', 'm', and 's' under normal circumstances).
10226 * m68k.c (print_operand): Cause printing of pc-relative addresses
10227 to include pc register.
10228 (print_operand_address): Ditto.
10229 (general_src_operand): Accept operands that are not only
10230 general_operands, but are also valid when used as a pc-relative
10232 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
10233 (memory_src_operand): Similar, for memory_operands.
10234 (pcrel_address): New predicate to accept the special case of a
10235 pc-relative address.
10236 * m68k.md (many patterns): Rewrite common SImode, HImode, and
10237 QImode insns to accept *_src_operand instead of *_operand where
10238 pc-relative operands can fit. For example, a pc-relative operand
10239 can be used as a memory source operand for addsi3, but not as a
10240 memory destination.
10241 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
10243 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
10245 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
10246 .thumb_set pseudo op to mark aliases of thumb functions.
10248 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
10250 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
10251 preference to ASM_OUTPUT_DEF, if it is defined.
10253 * tm.texi: Document new, optional target macro
10254 ASM_OUTPUT_DEF_FROM_DECLS.
10256 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10258 * fixincludes: ISCNTL patch
10259 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
10260 (dgux_int_varargs): new for DG/UX
10261 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
10263 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
10265 * invoke.texi (ia32 options): Fix typo.
10267 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10269 * loop.c (strength_reduce): When doing biv->giv conversion, update
10270 reg note of NEXT->insn.
10272 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
10274 * loop.c (move_movables): Note issues with replacing REGs with
10276 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
10278 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
10280 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
10282 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
10283 the reference to `mcount' was not correct for the ELF on FreeBSD.
10285 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10287 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10290 (recombine_givs): Set ix field after sorting.
10292 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
10294 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
10295 to safe to extract a subword out of a REG.
10297 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10299 * sh.md (mulsi3): Don't add a no-op move at the end.
10301 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10303 * cse.c (cse_insn): Don't put hard register source into tables for
10304 the last insn of a libcall.
10306 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10308 * loop.c (strength_reduce): Insert sets of derived givs at every
10309 biv increment, even if it's the only one.
10311 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
10313 * dwarfout.c (add_incomplete_type): New fn.
10314 (output_type): Call it.
10315 (retry_incomplete_types): New fn.
10316 (dwarfout_finish): Call it.
10318 From Eric Raskin <ehr@listworks.com>:
10319 (output_type): Output types for bases.
10321 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10323 * mips.c (mips_output_conditional_branch): Add `break'
10324 between `default' label and `close braces'.
10326 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
10328 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
10329 specifications and make it realistic.
10330 (LIB_SPEC): Likewise.
10332 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
10334 * config/mips/mips.c (mips_secondary_reload_class): Check for
10335 (PLUS (SP) (REG)) and return appropriate register class.
10336 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
10337 Handle (PLUS (SP) (REG)).
10338 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
10339 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
10340 of emit_insn for tablejump.
10342 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
10344 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
10345 asm_fprintf format string by itself.
10346 (output_function_profiler): Likewise.
10348 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
10350 * combine.c (simplify_logical, case AND): Only call
10351 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
10352 or the constant is positive.
10354 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
10356 * configure.in: Fix typo in rs6000-ibm-aix4 case.
10357 * configure: Regenerate.
10359 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
10361 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
10362 require a sub-version #.
10363 * configure: Rebuilt.
10365 1999-06-14 Robert Lipe (robertlipe@usa.net)
10367 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
10369 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
10371 * c-typeck.c (process_init_element): Detect excess elements in
10372 char array initializer.
10374 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10376 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
10378 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10380 * invoke.texi (Option Summary): Add -fpermissive flag.
10382 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
10384 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
10385 that require PIC code sequences.
10387 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
10389 * configure.in: Add new target: thumb-elf.
10390 * configure: Regenerate.
10391 * config/arm/t-thumb-elf: New file: Makefile fragment for
10393 * config/arm/telf.h: New file: Header file for thumb-elf
10396 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
10398 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
10399 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
10400 initializers is some circumstances.
10402 * fixinc/inclhack.def (endif_label): Add additional selector for
10403 more bogus stuff after #endif statements.
10404 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10406 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
10408 * i386/cygwin.h (SET_ASM_OP): Define.
10410 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
10412 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
10414 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10416 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
10419 * sh.md (ic_invalidate_line_i): Remove second alternative.
10421 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10423 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
10424 test for the presence of valid prototypes. Delete bypass expr.
10425 (ioctl_fix_ctrl): Correct the selection expression.
10426 (no_double_slash): Correct quoting rules
10427 *fixinc/fixincl.x: regen
10428 *fixinc/inclhack.sh: regen
10430 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
10432 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
10434 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10436 * rs6000.md (movsi_got_internal_mem): Delete.
10437 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
10438 (GOT_TOC_REGNUM): Delete.
10439 (PIC_OFFSET_TABLE_REGNUM): Define.
10440 (FINALIZE_PIC): Disable.
10441 * rs6000.c (rs6000_got_register): New code for fixed pic register.
10442 (rs6000_replace_regno): Delete.
10443 (rs6000_finalize_pic): Likewise.
10444 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
10446 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10448 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
10449 is a note; use <= for the compare; advance P while it is
10452 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
10454 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
10455 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
10457 * varasm.c (remove_from_pending_weak_list): Verify t->name
10458 is non-NULL before passing it to strcmp.
10460 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10462 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
10463 the typed arguments are not part of a comment
10464 (ioctl_fix_ctrl): Added a purpose comment
10465 *fixinc/fixincl.x: regenerate
10466 *fixinc/inclhack.sh: regenerate
10468 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10470 * invoke.texi: Add C4x invocation docs.
10472 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10474 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
10476 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
10478 (c4x_legitimize_reload_address): New function.
10479 * config/c4x/c4x.md: Update docs.
10481 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
10483 * fixincludes: Avoid removing '.'.
10484 * fixinc/fixinc.svr4: Likewise.
10485 * fixinc/fixinc.winnt: Likewise.
10486 * fixinc/inclhack.tpl: Likewise.
10487 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
10489 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10491 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
10493 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
10495 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
10497 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
10500 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
10502 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
10503 * configure: Regenerate.
10505 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
10507 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
10510 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
10512 * fixinc/inclhack.def (avoid_bool): Also catch
10513 "typedef [unsigned] int bool".
10514 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10516 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
10517 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
10518 * configure: Rebuilt.
10520 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
10522 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
10523 such that we can override its definitions if necessary.
10524 (CPP_SPEC): New define. Support processor specific predefines via
10526 (CC1_SPEC): New define. Support processor specific compiler
10527 options via %(cc1_cpu).
10528 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
10531 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10533 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
10534 between sed's -e flag, and the open-quote following it.
10535 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
10537 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
10538 Jeffrey A Law (law@cygnus.com)
10540 * varasm.c (assemble_start_function): Remove the function
10541 from the pending weak decls list when we define a function.
10542 (assemble_variable): Similarly for variables.
10543 (weak_finish): Ignore items on the list with a NULL name.
10544 (remove_from_ending_weak_list); New function to "remove" an item
10545 from the pending weak declarations list.
10547 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10549 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10551 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10553 * c-lex.c (GETC): Redefine to call getch.
10554 (UNGETC): Redefine to call put_back.
10555 (putback_buffer): New structure type.
10556 (putback): New static structure.
10557 (getch): New function.
10558 (put_back): New function.
10559 (yylex): Replace unused bytes from bad multibyte character.
10561 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10563 * cpplib.c (do_define): Cast `alloca' return value.
10564 (do_include, do_undef, do_pragma): Likewise.
10565 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10567 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10568 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10570 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10572 * sparc.md (abstf2): This should be an expand.
10573 (split after abstf2_notv9): Fix mode.
10574 (abstf2_hq_v9): New pattern.
10575 (abstf2_v9): Only use when no hard quad.
10576 (absdf2_v9): Fix if target is not the same as source.
10577 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10578 Add correct output constraints.
10580 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10582 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10583 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10585 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10587 * mips.h (mips_output_conditional_branch): New function.
10588 (mips_adjust_insn_length): Likewise.
10589 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10590 (ADJUST_INSN_LENGTH): Likewise.
10591 * mips.c (print_operand): Add `F' and `W' for floating-point
10592 comparison opcodes.
10593 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10595 (mips_adjust_insn_length): New function.
10596 (mips_output_conditional_branch): New function.
10597 * mips.md (length): Adjust attribute definition to handle
10598 conditional branches. Change lengths to bytes, rather than
10599 instructions throughout. Remove length attribute from
10600 instructions whose length is four bytes, and rely on the default
10602 (dslot): Fix typo in comment.
10603 Reword conditional branch patterns to use
10604 mips_output_conditional_branch.
10606 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10608 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10609 (LIB_SPEC): Likewise.
10610 Link with -lprof1_r for -g/-pg.
10612 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10614 * loop.c (check_dbra_loop): Fix change of Jan 19.
10616 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10618 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10619 (STARTFILE_SPEC): Define, override the svr4.h version.
10620 (ENDFILE_SPEC): Likewise.
10622 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10624 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10625 * fixinc/fixincl.x: Regenerated.
10626 * fixinc/inclhack.sh: Regenerated.
10628 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10630 * sh.c (barrier_align): Don't return early for normal branch/barrier
10631 when optimizing for SH2.
10633 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10635 * i386/udk.h (LINK_SPEC): Correct linker search path for
10638 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10640 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10641 (braf_label_ref_operand): Delete.
10642 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10643 * sh.md (casesi_jump_2): Operand1 is now the inside of a
10644 label_ref, and has no predicate.
10645 The patten has a predicate to guard against invalid substitutions.
10646 (dummy_jump): Delete.
10647 (casesi): Update use of casesi_jump_2.
10649 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10651 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
10652 *fixinc/fixincl.x: regenerate
10653 *fixinc/inclhack.sh: regenerate
10655 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
10657 * dwarf2out.c (add_incomplete_type): New fn.
10658 (gen_struct_or_union_type_die): Call it.
10659 (retry_incomplete_types): New fn.
10660 (dwarf2out_finish): Call it.
10662 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
10664 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
10665 current block starts with a CODE_LABEL and ends with a CALL and
10666 we can not find all the argument setup instructions for the CALL.
10668 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
10670 Revert this change:
10671 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10672 something is a candidate for optimize_bit_field_compare.
10674 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10676 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
10678 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
10680 * alpha.c (override_options): Thinko in last patch.
10682 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
10683 (LIB_SPEC): Recognize -pthread.
10685 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
10687 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
10688 definition in config/arm/coff.h
10689 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
10691 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10693 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
10694 fixes that need "file=xxx\n" prepended before invocation
10695 (start_fixer - new): starting the fixer process is complex enough
10696 to warrent its own routine. It prepends the "file=xxx\n" stuff.
10697 (process): uses the new routine; omit usage of putenv()
10698 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
10699 * fixinc/fixincl.x: regenerate
10701 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
10703 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
10704 and version #s (1.1 -> 2.96) as needed.
10705 * README.g77: Kill way out of date file in the toplevel directory.
10707 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
10709 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
10710 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
10711 * configure: Rebuilt.
10712 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
10713 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
10714 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
10715 (SWITCH_TAKES_ARG): Likewise.
10716 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
10717 * config/t-freebsd: Moved from config/i386/ so it can used for all
10720 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
10722 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
10724 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
10726 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
10727 * configure: Rebuilt.
10729 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
10731 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
10732 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
10733 * rs6000/rs6000.c (rs6000_file_start): Use putc.
10734 (rs6000_output_load_toc_table): Same.
10735 (output_prolog, output_mi_thunk): Same.
10736 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
10737 (ASM_GLOBALIZE_LABEL): Use putc.
10739 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
10741 * alpha.md (reload_*_help): New patterns and splitters.
10742 (reload_*): Use them.
10743 (mov[qh]i): Likewise.
10745 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
10747 * cccp.c (handle_directive): Handle backslash-newlines in quoted
10750 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
10752 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
10754 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
10756 * flow.c (mark_regs_live_at_end, insn_dead_p,
10757 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
10758 and HARD_FRAME_POINTER_REGNUM special treatment if reload
10759 hasn't run or the frame pointer is needed.
10760 * haifa-sched.c (attach_deaths): Likewise.
10761 * sched.c (attach_deaths): Likewise.
10763 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
10765 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
10766 calculate_can_reach_end returns nonzero.
10768 * configure.in (native gas tests): Search for an assembler in the
10769 same manner that the installed compiler will.
10770 * configure: Rebuilt.
10771 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
10773 * alias.c (find_base_term): Improve handling of addresses
10774 constructed from binary operations.
10776 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
10778 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
10780 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
10782 * function.h (cleanup_label, frame_offset): Declare.
10783 (tail_recursion_label, tail_recursion_reentry): Likewise.
10784 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10785 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
10786 (tail_recursion_label, tail_recursion_reentry): Likewise.
10787 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10789 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
10791 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
10793 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
10794 (MAX_OFILE_ALIGNMENT): Define.
10796 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
10798 * fixincl.c: Replace local include scheme with #includes of
10799 gansidecl.h and system.h.
10800 * procopen.c: Likewise.
10801 * server.c: Likewise.
10803 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
10805 * i386/t-dgux (EXTRA_PARTS): Add crti.o
10806 (crti.o): Add build rule and dependencies.
10807 * fixinc/fixinc.dgux: Use modified _int_varargs.h
10809 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10811 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
10812 (LIB_LINUX_SPEC): Likewise.
10813 (LIB_LINUX_SPEC): Add support for -pthread
10814 (CPP_OS_LINUX_SPEC): Likewise.
10815 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
10818 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
10820 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
10822 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
10823 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
10824 for IEEE math and CC_FCOMI.
10825 (put_jump_code): No IEEE if CC_FCOMI is set.
10827 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10829 * fold-const.c (fold_truthop): Make the field reference unsigned
10830 when converting a single bit compare.
10832 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10834 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
10836 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
10838 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
10839 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
10842 * reload.c (push_reload): Do not call remove_address_replacements
10843 when presented with identical optional reloads.
10845 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
10847 * alpha.h (MASK_FIX, TARGET_FIX): New.
10848 (MASK_*): Reorganize constants.
10849 (CPP_AM_FIX_SPEC): New.
10850 (TARGET_SWITCHES): Add FIX.
10851 (EXTRA_SPECS): Likewise.
10852 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
10853 (SECONDARY_MEMORY_NEEDED): Likewise.
10854 (REGISTER_MOVE_COST): Likewise.
10855 * alpha.c (override_options): Add FIX support. Always use
10856 ALPHA_TP_PROG for ev6.
10857 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
10858 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
10859 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
10861 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
10863 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10864 something is a candidate for optimize_bit_field_compare.
10866 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
10868 * gcc.texi (Passes): Document branch-shortening.
10869 * invoke.texi (Debugging Options): Document the fact that `-dp'
10870 outputs length information for instructions.
10872 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
10874 * flow.c: Revert previous delta.
10876 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
10878 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
10879 FRAME_POINTER_REGNUM.
10880 (mark_set_1): Ditto.
10881 (mark_used_regs): Ditto.
10883 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
10885 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
10886 (GOT_PCREL): New macro. Define to 1 if not already defined.
10887 * arm/elf.h (GOT_PCREL): Define to 0.
10888 * arm.c (arm_finalize_pic): Take into account the setting of
10891 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
10893 * output.h (STRIP_NAME_ENCODING): Provide default definition.
10894 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
10896 * flow.c (mark_set_1): Do not record BLKmode stores as dead
10897 store elimination candidates.
10899 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
10901 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
10904 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
10906 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
10907 Add use of x-aix41-gld.
10909 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
10911 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
10912 (ASM_OUTPUT_DESTRUCTOR): Define.
10914 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
10916 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
10917 last CODE_LABEL in a loop if we have previously passed a jump
10918 to the top of the loop.
10920 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
10922 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
10923 applying Philip's patch.
10925 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
10927 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
10930 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
10932 * loop.c (strength_reduce): Grow reg_single_usage as needed.
10934 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
10936 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
10937 Also remove a useless comment.
10939 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10941 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
10943 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
10945 * collect2.c (main): Only generate import or export file and add
10946 to link arguments if non-empty. Use xmalloc not alloca.
10947 (write_{export,import}_file): Delete.
10948 (write_aix_file): New function.
10949 (locatelib): Use xmalloc not malloc.
10950 (GCC_OK_SYMBOL): Do not check type if aix64.
10952 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
10954 Based on patch by Scott Bambrough and Pat Beirne:
10955 * config/arm/arm.c (making_const_table): New variable.
10956 * config/arm/arm.h (making_const_table): Declare.
10957 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
10959 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
10960 Keep track of when we are building the constant table.
10962 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
10964 * config/arm/arm.c (arm_override_options): Fix erroneous warning
10967 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
10969 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
10972 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
10974 * tm.texi (FUNCTION_ARG): Correct description of a stack element
10977 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
10979 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
10981 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10983 * rs6000.c (output_mi_thunk): Enable full support again.
10985 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10987 * sh.h (BRANCH_COST): Define.
10989 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
10991 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
10993 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
10995 * function.c (assign_stack_local): Align stack slot propertly.
10996 (assign_outer_stack_local): Likewise.
10998 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11000 * expr.h (lang_expand_constant): Declare.
11001 * toplev.c (lang_expand_constant): Define it.
11002 * varasm.c (output_constant): Use it.
11004 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11006 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11007 Change function definitions to K&R style.
11009 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11011 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11013 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11015 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11016 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11017 (several places): omit static initialization
11018 (process): use single fd, since only the read fd is used
11019 * fixinc/gnu-regex.c: define 'const' away, if not supported
11020 * fixinc/procopen.c(several places): omit static initialization
11021 * fixinc/server.c: define 'volitile' away, if not supported
11023 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11025 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11026 asm_fprintf and %L to generate the label name.
11027 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11028 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11030 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11032 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11033 insn for a conditional jump can not be found.
11035 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11037 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11038 on variables in specific sections other than .sbss and .sdata.
11040 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11042 * stmt.c (expand_return): Call start_cleanup_deferral and
11043 end_cleanup_deferral around conditional code.
11045 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11047 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11048 filename lists. Utilizes new "krstr" AutoGen function.
11049 * fixinc/fixincl.x: Rebuilt.
11051 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11053 * i386.c (output_float_compare): Avoid GNU-C extensions.
11055 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11057 * version.c: Bump to distinguish mainline tree from the
11060 See ChangeLog.1 for earlier changes.
11063 add-log-time-format: current-time-string